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d05c26ce | 1 | /* Copyright 2008-2009 Broadcom Corporation |
ea4e040a YR |
2 | * |
3 | * Unless you and Broadcom execute a separate written software license | |
4 | * agreement governing use of this software, this software is licensed to you | |
5 | * under the terms of the GNU General Public License version 2, available | |
6 | * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL"). | |
7 | * | |
8 | * Notwithstanding the above, under no circumstances may you combine this | |
9 | * software in any way with any other Broadcom software provided under a | |
10 | * license other than the GPL, without Broadcom's express prior written | |
11 | * consent. | |
12 | * | |
13 | * Written by Yaniv Rosner | |
14 | * | |
15 | */ | |
16 | ||
7995c64e JP |
17 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
18 | ||
ea4e040a YR |
19 | #include <linux/kernel.h> |
20 | #include <linux/errno.h> | |
21 | #include <linux/pci.h> | |
22 | #include <linux/netdevice.h> | |
23 | #include <linux/delay.h> | |
24 | #include <linux/ethtool.h> | |
25 | #include <linux/mutex.h> | |
ea4e040a | 26 | |
ea4e040a YR |
27 | #include "bnx2x.h" |
28 | ||
29 | /********************************************************/ | |
3196a88a | 30 | #define ETH_HLEN 14 |
ea4e040a YR |
31 | #define ETH_OVREHEAD (ETH_HLEN + 8)/* 8 for CRC + VLAN*/ |
32 | #define ETH_MIN_PACKET_SIZE 60 | |
33 | #define ETH_MAX_PACKET_SIZE 1500 | |
34 | #define ETH_MAX_JUMBO_PACKET_SIZE 9600 | |
35 | #define MDIO_ACCESS_TIMEOUT 1000 | |
36 | #define BMAC_CONTROL_RX_ENABLE 2 | |
ea4e040a YR |
37 | |
38 | /***********************************************************/ | |
3196a88a | 39 | /* Shortcut definitions */ |
ea4e040a YR |
40 | /***********************************************************/ |
41 | ||
2f904460 EG |
42 | #define NIG_LATCH_BC_ENABLE_MI_INT 0 |
43 | ||
44 | #define NIG_STATUS_EMAC0_MI_INT \ | |
45 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_EMAC0_MISC_MI_INT | |
ea4e040a YR |
46 | #define NIG_STATUS_XGXS0_LINK10G \ |
47 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G | |
48 | #define NIG_STATUS_XGXS0_LINK_STATUS \ | |
49 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS | |
50 | #define NIG_STATUS_XGXS0_LINK_STATUS_SIZE \ | |
51 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS_SIZE | |
52 | #define NIG_STATUS_SERDES0_LINK_STATUS \ | |
53 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_SERDES0_LINK_STATUS | |
54 | #define NIG_MASK_MI_INT \ | |
55 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_EMAC0_MISC_MI_INT | |
56 | #define NIG_MASK_XGXS0_LINK10G \ | |
57 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK10G | |
58 | #define NIG_MASK_XGXS0_LINK_STATUS \ | |
59 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK_STATUS | |
60 | #define NIG_MASK_SERDES0_LINK_STATUS \ | |
61 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_SERDES0_LINK_STATUS | |
62 | ||
63 | #define MDIO_AN_CL73_OR_37_COMPLETE \ | |
64 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | \ | |
65 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE) | |
66 | ||
67 | #define XGXS_RESET_BITS \ | |
68 | (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_RSTB_HW | \ | |
69 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_IDDQ | \ | |
70 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN | \ | |
71 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN_SD | \ | |
72 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_TXD_FIFO_RSTB) | |
73 | ||
74 | #define SERDES_RESET_BITS \ | |
75 | (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_RSTB_HW | \ | |
76 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_IDDQ | \ | |
77 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN | \ | |
78 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN_SD) | |
79 | ||
80 | #define AUTONEG_CL37 SHARED_HW_CFG_AN_ENABLE_CL37 | |
81 | #define AUTONEG_CL73 SHARED_HW_CFG_AN_ENABLE_CL73 | |
3196a88a EG |
82 | #define AUTONEG_BAM SHARED_HW_CFG_AN_ENABLE_BAM |
83 | #define AUTONEG_PARALLEL \ | |
ea4e040a | 84 | SHARED_HW_CFG_AN_ENABLE_PARALLEL_DETECTION |
3196a88a | 85 | #define AUTONEG_SGMII_FIBER_AUTODET \ |
ea4e040a | 86 | SHARED_HW_CFG_AN_EN_SGMII_FIBER_AUTO_DETECT |
3196a88a | 87 | #define AUTONEG_REMOTE_PHY SHARED_HW_CFG_AN_ENABLE_REMOTE_PHY |
ea4e040a YR |
88 | |
89 | #define GP_STATUS_PAUSE_RSOLUTION_TXSIDE \ | |
90 | MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE | |
91 | #define GP_STATUS_PAUSE_RSOLUTION_RXSIDE \ | |
92 | MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE | |
93 | #define GP_STATUS_SPEED_MASK \ | |
94 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK | |
95 | #define GP_STATUS_10M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M | |
96 | #define GP_STATUS_100M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M | |
97 | #define GP_STATUS_1G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G | |
98 | #define GP_STATUS_2_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G | |
99 | #define GP_STATUS_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G | |
100 | #define GP_STATUS_6G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G | |
101 | #define GP_STATUS_10G_HIG \ | |
102 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG | |
103 | #define GP_STATUS_10G_CX4 \ | |
104 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4 | |
105 | #define GP_STATUS_12G_HIG \ | |
106 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12G_HIG | |
107 | #define GP_STATUS_12_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12_5G | |
108 | #define GP_STATUS_13G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_13G | |
109 | #define GP_STATUS_15G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_15G | |
110 | #define GP_STATUS_16G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_16G | |
111 | #define GP_STATUS_1G_KX MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX | |
112 | #define GP_STATUS_10G_KX4 \ | |
113 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4 | |
114 | ||
115 | #define LINK_10THD LINK_STATUS_SPEED_AND_DUPLEX_10THD | |
116 | #define LINK_10TFD LINK_STATUS_SPEED_AND_DUPLEX_10TFD | |
117 | #define LINK_100TXHD LINK_STATUS_SPEED_AND_DUPLEX_100TXHD | |
118 | #define LINK_100T4 LINK_STATUS_SPEED_AND_DUPLEX_100T4 | |
119 | #define LINK_100TXFD LINK_STATUS_SPEED_AND_DUPLEX_100TXFD | |
120 | #define LINK_1000THD LINK_STATUS_SPEED_AND_DUPLEX_1000THD | |
121 | #define LINK_1000TFD LINK_STATUS_SPEED_AND_DUPLEX_1000TFD | |
122 | #define LINK_1000XFD LINK_STATUS_SPEED_AND_DUPLEX_1000XFD | |
123 | #define LINK_2500THD LINK_STATUS_SPEED_AND_DUPLEX_2500THD | |
124 | #define LINK_2500TFD LINK_STATUS_SPEED_AND_DUPLEX_2500TFD | |
125 | #define LINK_2500XFD LINK_STATUS_SPEED_AND_DUPLEX_2500XFD | |
126 | #define LINK_10GTFD LINK_STATUS_SPEED_AND_DUPLEX_10GTFD | |
127 | #define LINK_10GXFD LINK_STATUS_SPEED_AND_DUPLEX_10GXFD | |
128 | #define LINK_12GTFD LINK_STATUS_SPEED_AND_DUPLEX_12GTFD | |
129 | #define LINK_12GXFD LINK_STATUS_SPEED_AND_DUPLEX_12GXFD | |
130 | #define LINK_12_5GTFD LINK_STATUS_SPEED_AND_DUPLEX_12_5GTFD | |
131 | #define LINK_12_5GXFD LINK_STATUS_SPEED_AND_DUPLEX_12_5GXFD | |
132 | #define LINK_13GTFD LINK_STATUS_SPEED_AND_DUPLEX_13GTFD | |
133 | #define LINK_13GXFD LINK_STATUS_SPEED_AND_DUPLEX_13GXFD | |
134 | #define LINK_15GTFD LINK_STATUS_SPEED_AND_DUPLEX_15GTFD | |
135 | #define LINK_15GXFD LINK_STATUS_SPEED_AND_DUPLEX_15GXFD | |
136 | #define LINK_16GTFD LINK_STATUS_SPEED_AND_DUPLEX_16GTFD | |
137 | #define LINK_16GXFD LINK_STATUS_SPEED_AND_DUPLEX_16GXFD | |
138 | ||
139 | #define PHY_XGXS_FLAG 0x1 | |
140 | #define PHY_SGMII_FLAG 0x2 | |
141 | #define PHY_SERDES_FLAG 0x4 | |
142 | ||
589abe3a EG |
143 | /* */ |
144 | #define SFP_EEPROM_CON_TYPE_ADDR 0x2 | |
145 | #define SFP_EEPROM_CON_TYPE_VAL_LC 0x7 | |
146 | #define SFP_EEPROM_CON_TYPE_VAL_COPPER 0x21 | |
147 | ||
4d295db0 EG |
148 | |
149 | #define SFP_EEPROM_COMP_CODE_ADDR 0x3 | |
150 | #define SFP_EEPROM_COMP_CODE_SR_MASK (1<<4) | |
151 | #define SFP_EEPROM_COMP_CODE_LR_MASK (1<<5) | |
152 | #define SFP_EEPROM_COMP_CODE_LRM_MASK (1<<6) | |
153 | ||
589abe3a EG |
154 | #define SFP_EEPROM_FC_TX_TECH_ADDR 0x8 |
155 | #define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE 0x4 | |
156 | #define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE 0x8 | |
4d295db0 | 157 | |
589abe3a EG |
158 | #define SFP_EEPROM_OPTIONS_ADDR 0x40 |
159 | #define SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK 0x1 | |
160 | #define SFP_EEPROM_OPTIONS_SIZE 2 | |
161 | ||
4d295db0 EG |
162 | #define EDC_MODE_LINEAR 0x0022 |
163 | #define EDC_MODE_LIMITING 0x0044 | |
164 | #define EDC_MODE_PASSIVE_DAC 0x0055 | |
165 | ||
166 | ||
589abe3a | 167 | |
ea4e040a YR |
168 | /**********************************************************/ |
169 | /* INTERFACE */ | |
170 | /**********************************************************/ | |
e10bc84d YR |
171 | |
172 | #define CL45_WR_OVER_CL22(_bp, _phy, _bank, _addr, _val) \ | |
173 | bnx2x_cl45_write(_bp, _phy, \ | |
7aa0711f | 174 | (_phy)->def_md_devad, \ |
ea4e040a YR |
175 | (_bank + (_addr & 0xf)), \ |
176 | _val) | |
177 | ||
e10bc84d YR |
178 | #define CL45_RD_OVER_CL22(_bp, _phy, _bank, _addr, _val) \ |
179 | bnx2x_cl45_read(_bp, _phy, \ | |
7aa0711f | 180 | (_phy)->def_md_devad, \ |
ea4e040a YR |
181 | (_bank + (_addr & 0xf)), \ |
182 | _val) | |
183 | ||
e10bc84d | 184 | static void bnx2x_set_serdes_access(struct bnx2x *bp, u8 port) |
ea4e040a | 185 | { |
e10bc84d | 186 | u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
ab6ad5a4 | 187 | |
c1b73990 | 188 | /* Set Clause 22 */ |
e10bc84d | 189 | REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + port*0x10, 1); |
c1b73990 EG |
190 | REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245f8000); |
191 | udelay(500); | |
192 | REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245d000f); | |
193 | udelay(500); | |
194 | /* Set Clause 45 */ | |
e10bc84d | 195 | REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + port*0x10, 0); |
c1b73990 | 196 | } |
e10bc84d | 197 | |
ea4e040a YR |
198 | static u32 bnx2x_bits_en(struct bnx2x *bp, u32 reg, u32 bits) |
199 | { | |
200 | u32 val = REG_RD(bp, reg); | |
201 | ||
202 | val |= bits; | |
203 | REG_WR(bp, reg, val); | |
204 | return val; | |
205 | } | |
206 | ||
207 | static u32 bnx2x_bits_dis(struct bnx2x *bp, u32 reg, u32 bits) | |
208 | { | |
209 | u32 val = REG_RD(bp, reg); | |
210 | ||
211 | val &= ~bits; | |
212 | REG_WR(bp, reg, val); | |
213 | return val; | |
214 | } | |
215 | ||
216 | static void bnx2x_emac_init(struct link_params *params, | |
217 | struct link_vars *vars) | |
218 | { | |
219 | /* reset and unreset the emac core */ | |
220 | struct bnx2x *bp = params->bp; | |
221 | u8 port = params->port; | |
222 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
223 | u32 val; | |
224 | u16 timeout; | |
225 | ||
226 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
227 | (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port)); | |
228 | udelay(5); | |
229 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
230 | (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port)); | |
231 | ||
232 | /* init emac - use read-modify-write */ | |
233 | /* self clear reset */ | |
234 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); | |
3196a88a | 235 | EMAC_WR(bp, EMAC_REG_EMAC_MODE, (val | EMAC_MODE_RESET)); |
ea4e040a YR |
236 | |
237 | timeout = 200; | |
3196a88a | 238 | do { |
ea4e040a YR |
239 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); |
240 | DP(NETIF_MSG_LINK, "EMAC reset reg is %u\n", val); | |
241 | if (!timeout) { | |
242 | DP(NETIF_MSG_LINK, "EMAC timeout!\n"); | |
243 | return; | |
244 | } | |
245 | timeout--; | |
3196a88a | 246 | } while (val & EMAC_MODE_RESET); |
ea4e040a YR |
247 | |
248 | /* Set mac address */ | |
249 | val = ((params->mac_addr[0] << 8) | | |
250 | params->mac_addr[1]); | |
3196a88a | 251 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH, val); |
ea4e040a YR |
252 | |
253 | val = ((params->mac_addr[2] << 24) | | |
254 | (params->mac_addr[3] << 16) | | |
255 | (params->mac_addr[4] << 8) | | |
256 | params->mac_addr[5]); | |
3196a88a | 257 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + 4, val); |
ea4e040a YR |
258 | } |
259 | ||
260 | static u8 bnx2x_emac_enable(struct link_params *params, | |
261 | struct link_vars *vars, u8 lb) | |
262 | { | |
263 | struct bnx2x *bp = params->bp; | |
264 | u8 port = params->port; | |
265 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
266 | u32 val; | |
267 | ||
268 | DP(NETIF_MSG_LINK, "enabling EMAC\n"); | |
269 | ||
270 | /* enable emac and not bmac */ | |
271 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 1); | |
272 | ||
273 | /* for paladium */ | |
274 | if (CHIP_REV_IS_EMUL(bp)) { | |
275 | /* Use lane 1 (of lanes 0-3) */ | |
276 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 1); | |
277 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + | |
278 | port*4, 1); | |
279 | } | |
280 | /* for fpga */ | |
281 | else | |
282 | ||
283 | if (CHIP_REV_IS_FPGA(bp)) { | |
284 | /* Use lane 1 (of lanes 0-3) */ | |
285 | DP(NETIF_MSG_LINK, "bnx2x_emac_enable: Setting FPGA\n"); | |
286 | ||
287 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 1); | |
288 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, | |
289 | 0); | |
290 | } else | |
291 | /* ASIC */ | |
292 | if (vars->phy_flags & PHY_XGXS_FLAG) { | |
293 | u32 ser_lane = ((params->lane_config & | |
294 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
295 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
296 | ||
297 | DP(NETIF_MSG_LINK, "XGXS\n"); | |
298 | /* select the master lanes (out of 0-3) */ | |
299 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + | |
300 | port*4, ser_lane); | |
301 | /* select XGXS */ | |
302 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + | |
303 | port*4, 1); | |
304 | ||
305 | } else { /* SerDes */ | |
306 | DP(NETIF_MSG_LINK, "SerDes\n"); | |
307 | /* select SerDes */ | |
308 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + | |
309 | port*4, 0); | |
310 | } | |
311 | ||
811a2f2d EG |
312 | bnx2x_bits_en(bp, emac_base + EMAC_REG_EMAC_RX_MODE, |
313 | EMAC_RX_MODE_RESET); | |
314 | bnx2x_bits_en(bp, emac_base + EMAC_REG_EMAC_TX_MODE, | |
315 | EMAC_TX_MODE_RESET); | |
ea4e040a YR |
316 | |
317 | if (CHIP_REV_IS_SLOW(bp)) { | |
318 | /* config GMII mode */ | |
319 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); | |
3196a88a | 320 | EMAC_WR(bp, EMAC_REG_EMAC_MODE, |
ea4e040a YR |
321 | (val | EMAC_MODE_PORT_GMII)); |
322 | } else { /* ASIC */ | |
323 | /* pause enable/disable */ | |
324 | bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_RX_MODE, | |
325 | EMAC_RX_MODE_FLOW_EN); | |
c0700f90 | 326 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX) |
ea4e040a YR |
327 | bnx2x_bits_en(bp, emac_base + |
328 | EMAC_REG_EMAC_RX_MODE, | |
329 | EMAC_RX_MODE_FLOW_EN); | |
330 | ||
331 | bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_TX_MODE, | |
8c99e7b0 YR |
332 | (EMAC_TX_MODE_EXT_PAUSE_EN | |
333 | EMAC_TX_MODE_FLOW_EN)); | |
c0700f90 | 334 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
ea4e040a YR |
335 | bnx2x_bits_en(bp, emac_base + |
336 | EMAC_REG_EMAC_TX_MODE, | |
8c99e7b0 YR |
337 | (EMAC_TX_MODE_EXT_PAUSE_EN | |
338 | EMAC_TX_MODE_FLOW_EN)); | |
ea4e040a YR |
339 | } |
340 | ||
341 | /* KEEP_VLAN_TAG, promiscuous */ | |
342 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_RX_MODE); | |
343 | val |= EMAC_RX_MODE_KEEP_VLAN_TAG | EMAC_RX_MODE_PROMISCUOUS; | |
3196a88a | 344 | EMAC_WR(bp, EMAC_REG_EMAC_RX_MODE, val); |
ea4e040a YR |
345 | |
346 | /* Set Loopback */ | |
347 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); | |
348 | if (lb) | |
349 | val |= 0x810; | |
350 | else | |
351 | val &= ~0x810; | |
3196a88a | 352 | EMAC_WR(bp, EMAC_REG_EMAC_MODE, val); |
ea4e040a | 353 | |
6c55c3cd EG |
354 | /* enable emac */ |
355 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 1); | |
356 | ||
ea4e040a | 357 | /* enable emac for jumbo packets */ |
3196a88a | 358 | EMAC_WR(bp, EMAC_REG_EMAC_RX_MTU_SIZE, |
ea4e040a YR |
359 | (EMAC_RX_MTU_SIZE_JUMBO_ENA | |
360 | (ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD))); | |
361 | ||
362 | /* strip CRC */ | |
363 | REG_WR(bp, NIG_REG_NIG_INGRESS_EMAC0_NO_CRC + port*4, 0x1); | |
364 | ||
365 | /* disable the NIG in/out to the bmac */ | |
366 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x0); | |
367 | REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, 0x0); | |
368 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x0); | |
369 | ||
370 | /* enable the NIG in/out to the emac */ | |
371 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x1); | |
372 | val = 0; | |
c0700f90 | 373 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
ea4e040a YR |
374 | val = 1; |
375 | ||
376 | REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, val); | |
377 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x1); | |
378 | ||
379 | if (CHIP_REV_IS_EMUL(bp)) { | |
380 | /* take the BigMac out of reset */ | |
381 | REG_WR(bp, | |
382 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
383 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
384 | ||
385 | /* enable access for bmac registers */ | |
386 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1); | |
6f65497b EG |
387 | } else |
388 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x0); | |
ea4e040a YR |
389 | |
390 | vars->mac_type = MAC_TYPE_EMAC; | |
391 | return 0; | |
392 | } | |
393 | ||
394 | ||
395 | ||
396 | static u8 bnx2x_bmac_enable(struct link_params *params, struct link_vars *vars, | |
397 | u8 is_lb) | |
398 | { | |
399 | struct bnx2x *bp = params->bp; | |
400 | u8 port = params->port; | |
401 | u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM : | |
402 | NIG_REG_INGRESS_BMAC0_MEM; | |
403 | u32 wb_data[2]; | |
404 | u32 val; | |
405 | ||
406 | DP(NETIF_MSG_LINK, "Enabling BigMAC\n"); | |
407 | /* reset and unreset the BigMac */ | |
408 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
409 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
410 | msleep(1); | |
411 | ||
412 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
413 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
414 | ||
415 | /* enable access for bmac registers */ | |
416 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1); | |
417 | ||
418 | /* XGXS control */ | |
419 | wb_data[0] = 0x3c; | |
420 | wb_data[1] = 0; | |
421 | REG_WR_DMAE(bp, bmac_addr + | |
422 | BIGMAC_REGISTER_BMAC_XGXS_CONTROL, | |
423 | wb_data, 2); | |
424 | ||
425 | /* tx MAC SA */ | |
426 | wb_data[0] = ((params->mac_addr[2] << 24) | | |
427 | (params->mac_addr[3] << 16) | | |
428 | (params->mac_addr[4] << 8) | | |
429 | params->mac_addr[5]); | |
430 | wb_data[1] = ((params->mac_addr[0] << 8) | | |
431 | params->mac_addr[1]); | |
432 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_SOURCE_ADDR, | |
433 | wb_data, 2); | |
434 | ||
435 | /* tx control */ | |
436 | val = 0xc0; | |
c0700f90 | 437 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
ea4e040a YR |
438 | val |= 0x800000; |
439 | wb_data[0] = val; | |
440 | wb_data[1] = 0; | |
441 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_CONTROL, | |
442 | wb_data, 2); | |
443 | ||
444 | /* mac control */ | |
445 | val = 0x3; | |
446 | if (is_lb) { | |
447 | val |= 0x4; | |
448 | DP(NETIF_MSG_LINK, "enable bmac loopback\n"); | |
449 | } | |
450 | wb_data[0] = val; | |
451 | wb_data[1] = 0; | |
452 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, | |
453 | wb_data, 2); | |
454 | ||
ea4e040a YR |
455 | /* set rx mtu */ |
456 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; | |
457 | wb_data[1] = 0; | |
458 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_MAX_SIZE, | |
459 | wb_data, 2); | |
460 | ||
461 | /* rx control set to don't strip crc */ | |
462 | val = 0x14; | |
c0700f90 | 463 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX) |
ea4e040a YR |
464 | val |= 0x20; |
465 | wb_data[0] = val; | |
466 | wb_data[1] = 0; | |
467 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_CONTROL, | |
468 | wb_data, 2); | |
469 | ||
470 | /* set tx mtu */ | |
471 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; | |
472 | wb_data[1] = 0; | |
473 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_MAX_SIZE, | |
474 | wb_data, 2); | |
475 | ||
476 | /* set cnt max size */ | |
477 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; | |
478 | wb_data[1] = 0; | |
479 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_CNT_MAX_SIZE, | |
480 | wb_data, 2); | |
481 | ||
482 | /* configure safc */ | |
483 | wb_data[0] = 0x1000200; | |
484 | wb_data[1] = 0; | |
485 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_LLFC_MSG_FLDS, | |
486 | wb_data, 2); | |
487 | /* fix for emulation */ | |
488 | if (CHIP_REV_IS_EMUL(bp)) { | |
489 | wb_data[0] = 0xf000; | |
490 | wb_data[1] = 0; | |
491 | REG_WR_DMAE(bp, | |
492 | bmac_addr + BIGMAC_REGISTER_TX_PAUSE_THRESHOLD, | |
493 | wb_data, 2); | |
494 | } | |
495 | ||
496 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 0x1); | |
497 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 0x0); | |
498 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 0x0); | |
499 | val = 0; | |
c0700f90 | 500 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
ea4e040a YR |
501 | val = 1; |
502 | REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, val); | |
503 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x0); | |
504 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x0); | |
505 | REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, 0x0); | |
506 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x1); | |
507 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x1); | |
508 | ||
509 | vars->mac_type = MAC_TYPE_BMAC; | |
510 | return 0; | |
511 | } | |
512 | ||
c18aa15d | 513 | static void bnx2x_serdes_deassert(struct bnx2x *bp, u8 port) |
ea4e040a | 514 | { |
ea4e040a YR |
515 | u32 val; |
516 | ||
c18aa15d | 517 | DP(NETIF_MSG_LINK, "bnx2x_serdes_deassert\n"); |
ea4e040a | 518 | |
c18aa15d | 519 | val = SERDES_RESET_BITS << (port*16); |
ea4e040a YR |
520 | |
521 | /* reset and unreset the SerDes/XGXS */ | |
c18aa15d | 522 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val); |
ea4e040a | 523 | udelay(500); |
c18aa15d YR |
524 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val); |
525 | ||
526 | bnx2x_set_serdes_access(bp, port); | |
527 | ||
528 | REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_DEVAD + | |
529 | port*0x10, | |
530 | DEFAULT_PHY_DEV_ADDR); | |
ea4e040a YR |
531 | } |
532 | ||
c18aa15d YR |
533 | static void bnx2x_xgxs_deassert(struct link_params *params) |
534 | { | |
535 | struct bnx2x *bp = params->bp; | |
536 | u8 port; | |
537 | u32 val; | |
538 | DP(NETIF_MSG_LINK, "bnx2x_xgxs_deassert\n"); | |
539 | port = params->port; | |
540 | ||
541 | val = XGXS_RESET_BITS << (port*16); | |
542 | ||
543 | /* reset and unreset the SerDes/XGXS */ | |
544 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val); | |
545 | udelay(500); | |
546 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val); | |
547 | ||
548 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_ST + | |
549 | port*0x18, 0); | |
550 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, | |
551 | params->phy[INT_PHY].def_md_devad); | |
552 | } | |
ea4e040a YR |
553 | void bnx2x_link_status_update(struct link_params *params, |
554 | struct link_vars *vars) | |
555 | { | |
556 | struct bnx2x *bp = params->bp; | |
557 | u8 link_10g; | |
558 | u8 port = params->port; | |
559 | ||
560 | if (params->switch_cfg == SWITCH_CFG_1G) | |
561 | vars->phy_flags = PHY_SERDES_FLAG; | |
562 | else | |
563 | vars->phy_flags = PHY_XGXS_FLAG; | |
564 | vars->link_status = REG_RD(bp, params->shmem_base + | |
565 | offsetof(struct shmem_region, | |
566 | port_mb[port].link_status)); | |
567 | ||
568 | vars->link_up = (vars->link_status & LINK_STATUS_LINK_UP); | |
569 | ||
570 | if (vars->link_up) { | |
571 | DP(NETIF_MSG_LINK, "phy link up\n"); | |
572 | ||
573 | vars->phy_link_up = 1; | |
574 | vars->duplex = DUPLEX_FULL; | |
575 | switch (vars->link_status & | |
576 | LINK_STATUS_SPEED_AND_DUPLEX_MASK) { | |
577 | case LINK_10THD: | |
578 | vars->duplex = DUPLEX_HALF; | |
579 | /* fall thru */ | |
580 | case LINK_10TFD: | |
581 | vars->line_speed = SPEED_10; | |
582 | break; | |
583 | ||
584 | case LINK_100TXHD: | |
585 | vars->duplex = DUPLEX_HALF; | |
586 | /* fall thru */ | |
587 | case LINK_100T4: | |
588 | case LINK_100TXFD: | |
589 | vars->line_speed = SPEED_100; | |
590 | break; | |
591 | ||
592 | case LINK_1000THD: | |
593 | vars->duplex = DUPLEX_HALF; | |
594 | /* fall thru */ | |
595 | case LINK_1000TFD: | |
596 | vars->line_speed = SPEED_1000; | |
597 | break; | |
598 | ||
599 | case LINK_2500THD: | |
600 | vars->duplex = DUPLEX_HALF; | |
601 | /* fall thru */ | |
602 | case LINK_2500TFD: | |
603 | vars->line_speed = SPEED_2500; | |
604 | break; | |
605 | ||
606 | case LINK_10GTFD: | |
607 | vars->line_speed = SPEED_10000; | |
608 | break; | |
609 | ||
610 | case LINK_12GTFD: | |
611 | vars->line_speed = SPEED_12000; | |
612 | break; | |
613 | ||
614 | case LINK_12_5GTFD: | |
615 | vars->line_speed = SPEED_12500; | |
616 | break; | |
617 | ||
618 | case LINK_13GTFD: | |
619 | vars->line_speed = SPEED_13000; | |
620 | break; | |
621 | ||
622 | case LINK_15GTFD: | |
623 | vars->line_speed = SPEED_15000; | |
624 | break; | |
625 | ||
626 | case LINK_16GTFD: | |
627 | vars->line_speed = SPEED_16000; | |
628 | break; | |
629 | ||
630 | default: | |
631 | break; | |
632 | } | |
633 | ||
7aa0711f | 634 | vars->flow_ctrl = 0; |
ea4e040a | 635 | if (vars->link_status & LINK_STATUS_TX_FLOW_CONTROL_ENABLED) |
c0700f90 | 636 | vars->flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
ea4e040a YR |
637 | |
638 | if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED) | |
c0700f90 | 639 | vars->flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
7aa0711f YR |
640 | |
641 | if (!vars->flow_ctrl) | |
642 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
643 | ||
644 | if (vars->line_speed && | |
645 | ((vars->line_speed == SPEED_10) || | |
646 | (vars->line_speed == SPEED_100))) { | |
647 | vars->phy_flags |= PHY_SGMII_FLAG; | |
648 | } else { | |
649 | vars->phy_flags &= ~PHY_SGMII_FLAG; | |
ea4e040a YR |
650 | } |
651 | ||
652 | /* anything 10 and over uses the bmac */ | |
653 | link_10g = ((vars->line_speed == SPEED_10000) || | |
654 | (vars->line_speed == SPEED_12000) || | |
655 | (vars->line_speed == SPEED_12500) || | |
656 | (vars->line_speed == SPEED_13000) || | |
657 | (vars->line_speed == SPEED_15000) || | |
658 | (vars->line_speed == SPEED_16000)); | |
659 | if (link_10g) | |
660 | vars->mac_type = MAC_TYPE_BMAC; | |
661 | else | |
662 | vars->mac_type = MAC_TYPE_EMAC; | |
663 | ||
664 | } else { /* link down */ | |
665 | DP(NETIF_MSG_LINK, "phy link down\n"); | |
666 | ||
667 | vars->phy_link_up = 0; | |
668 | ||
669 | vars->line_speed = 0; | |
670 | vars->duplex = DUPLEX_FULL; | |
c0700f90 | 671 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a YR |
672 | |
673 | /* indicate no mac active */ | |
674 | vars->mac_type = MAC_TYPE_NONE; | |
675 | } | |
676 | ||
677 | DP(NETIF_MSG_LINK, "link_status 0x%x phy_link_up %x\n", | |
678 | vars->link_status, vars->phy_link_up); | |
679 | DP(NETIF_MSG_LINK, "line_speed %x duplex %x flow_ctrl 0x%x\n", | |
680 | vars->line_speed, vars->duplex, vars->flow_ctrl); | |
681 | } | |
682 | ||
683 | static void bnx2x_update_mng(struct link_params *params, u32 link_status) | |
684 | { | |
685 | struct bnx2x *bp = params->bp; | |
ab6ad5a4 | 686 | |
ea4e040a YR |
687 | REG_WR(bp, params->shmem_base + |
688 | offsetof(struct shmem_region, | |
689 | port_mb[params->port].link_status), | |
690 | link_status); | |
691 | } | |
692 | ||
693 | static void bnx2x_bmac_rx_disable(struct bnx2x *bp, u8 port) | |
694 | { | |
695 | u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM : | |
696 | NIG_REG_INGRESS_BMAC0_MEM; | |
697 | u32 wb_data[2]; | |
3196a88a | 698 | u32 nig_bmac_enable = REG_RD(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4); |
ea4e040a YR |
699 | |
700 | /* Only if the bmac is out of reset */ | |
701 | if (REG_RD(bp, MISC_REG_RESET_REG_2) & | |
702 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port) && | |
703 | nig_bmac_enable) { | |
704 | ||
705 | /* Clear Rx Enable bit in BMAC_CONTROL register */ | |
706 | REG_RD_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, | |
707 | wb_data, 2); | |
708 | wb_data[0] &= ~BMAC_CONTROL_RX_ENABLE; | |
709 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, | |
710 | wb_data, 2); | |
711 | ||
712 | msleep(1); | |
713 | } | |
714 | } | |
715 | ||
716 | static u8 bnx2x_pbf_update(struct link_params *params, u32 flow_ctrl, | |
717 | u32 line_speed) | |
718 | { | |
719 | struct bnx2x *bp = params->bp; | |
720 | u8 port = params->port; | |
721 | u32 init_crd, crd; | |
722 | u32 count = 1000; | |
ea4e040a YR |
723 | |
724 | /* disable port */ | |
725 | REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x1); | |
726 | ||
727 | /* wait for init credit */ | |
728 | init_crd = REG_RD(bp, PBF_REG_P0_INIT_CRD + port*4); | |
729 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); | |
730 | DP(NETIF_MSG_LINK, "init_crd 0x%x crd 0x%x\n", init_crd, crd); | |
731 | ||
732 | while ((init_crd != crd) && count) { | |
733 | msleep(5); | |
734 | ||
735 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); | |
736 | count--; | |
737 | } | |
738 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); | |
739 | if (init_crd != crd) { | |
740 | DP(NETIF_MSG_LINK, "BUG! init_crd 0x%x != crd 0x%x\n", | |
741 | init_crd, crd); | |
742 | return -EINVAL; | |
743 | } | |
744 | ||
c0700f90 | 745 | if (flow_ctrl & BNX2X_FLOW_CTRL_RX || |
8c99e7b0 YR |
746 | line_speed == SPEED_10 || |
747 | line_speed == SPEED_100 || | |
748 | line_speed == SPEED_1000 || | |
749 | line_speed == SPEED_2500) { | |
750 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 1); | |
ea4e040a YR |
751 | /* update threshold */ |
752 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, 0); | |
753 | /* update init credit */ | |
8c99e7b0 | 754 | init_crd = 778; /* (800-18-4) */ |
ea4e040a YR |
755 | |
756 | } else { | |
757 | u32 thresh = (ETH_MAX_JUMBO_PACKET_SIZE + | |
758 | ETH_OVREHEAD)/16; | |
8c99e7b0 | 759 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
ea4e040a YR |
760 | /* update threshold */ |
761 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, thresh); | |
762 | /* update init credit */ | |
763 | switch (line_speed) { | |
ea4e040a YR |
764 | case SPEED_10000: |
765 | init_crd = thresh + 553 - 22; | |
766 | break; | |
767 | ||
768 | case SPEED_12000: | |
769 | init_crd = thresh + 664 - 22; | |
770 | break; | |
771 | ||
772 | case SPEED_13000: | |
773 | init_crd = thresh + 742 - 22; | |
774 | break; | |
775 | ||
776 | case SPEED_16000: | |
777 | init_crd = thresh + 778 - 22; | |
778 | break; | |
779 | default: | |
780 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", | |
781 | line_speed); | |
782 | return -EINVAL; | |
ea4e040a YR |
783 | } |
784 | } | |
785 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, init_crd); | |
786 | DP(NETIF_MSG_LINK, "PBF updated to speed %d credit %d\n", | |
787 | line_speed, init_crd); | |
788 | ||
789 | /* probe the credit changes */ | |
790 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x1); | |
791 | msleep(5); | |
792 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x0); | |
793 | ||
794 | /* enable port */ | |
795 | REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x0); | |
796 | return 0; | |
797 | } | |
798 | ||
c18aa15d YR |
799 | static u32 bnx2x_get_emac_base(struct bnx2x *bp, |
800 | u32 mdc_mdio_access, u8 port) | |
ea4e040a | 801 | { |
c18aa15d YR |
802 | u32 emac_base = 0; |
803 | switch (mdc_mdio_access) { | |
804 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_PHY_TYPE: | |
805 | break; | |
806 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC0: | |
807 | if (REG_RD(bp, NIG_REG_PORT_SWAP)) | |
808 | emac_base = GRCBASE_EMAC1; | |
809 | else | |
810 | emac_base = GRCBASE_EMAC0; | |
811 | break; | |
812 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1: | |
589abe3a EG |
813 | if (REG_RD(bp, NIG_REG_PORT_SWAP)) |
814 | emac_base = GRCBASE_EMAC0; | |
815 | else | |
816 | emac_base = GRCBASE_EMAC1; | |
ea4e040a | 817 | break; |
c18aa15d YR |
818 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH: |
819 | emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
820 | break; | |
821 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED: | |
6378c025 | 822 | emac_base = (port) ? GRCBASE_EMAC0 : GRCBASE_EMAC1; |
ea4e040a YR |
823 | break; |
824 | default: | |
ea4e040a YR |
825 | break; |
826 | } | |
827 | return emac_base; | |
828 | ||
829 | } | |
830 | ||
e10bc84d YR |
831 | u8 bnx2x_cl45_write(struct bnx2x *bp, struct bnx2x_phy *phy, |
832 | u8 devad, u16 reg, u16 val) | |
ea4e040a YR |
833 | { |
834 | u32 tmp, saved_mode; | |
835 | u8 i, rc = 0; | |
ea4e040a YR |
836 | |
837 | /* set clause 45 mode, slow down the MDIO clock to 2.5MHz | |
838 | * (a value of 49==0x31) and make sure that the AUTO poll is off | |
839 | */ | |
589abe3a | 840 | |
e10bc84d | 841 | saved_mode = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); |
ea4e040a YR |
842 | tmp = saved_mode & ~(EMAC_MDIO_MODE_AUTO_POLL | |
843 | EMAC_MDIO_MODE_CLOCK_CNT); | |
844 | tmp |= (EMAC_MDIO_MODE_CLAUSE_45 | | |
845 | (49 << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT)); | |
e10bc84d YR |
846 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, tmp); |
847 | REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); | |
ea4e040a YR |
848 | udelay(40); |
849 | ||
850 | /* address */ | |
851 | ||
e10bc84d | 852 | tmp = ((phy->addr << 21) | (devad << 16) | reg | |
ea4e040a YR |
853 | EMAC_MDIO_COMM_COMMAND_ADDRESS | |
854 | EMAC_MDIO_COMM_START_BUSY); | |
e10bc84d | 855 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp); |
ea4e040a YR |
856 | |
857 | for (i = 0; i < 50; i++) { | |
858 | udelay(10); | |
859 | ||
e10bc84d YR |
860 | tmp = REG_RD(bp, phy->mdio_ctrl + |
861 | EMAC_REG_EMAC_MDIO_COMM); | |
ea4e040a YR |
862 | if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) { |
863 | udelay(5); | |
864 | break; | |
865 | } | |
866 | } | |
867 | if (tmp & EMAC_MDIO_COMM_START_BUSY) { | |
868 | DP(NETIF_MSG_LINK, "write phy register failed\n"); | |
869 | rc = -EFAULT; | |
870 | } else { | |
871 | /* data */ | |
e10bc84d | 872 | tmp = ((phy->addr << 21) | (devad << 16) | val | |
ea4e040a YR |
873 | EMAC_MDIO_COMM_COMMAND_WRITE_45 | |
874 | EMAC_MDIO_COMM_START_BUSY); | |
e10bc84d | 875 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp); |
ea4e040a YR |
876 | |
877 | for (i = 0; i < 50; i++) { | |
878 | udelay(10); | |
879 | ||
e10bc84d | 880 | tmp = REG_RD(bp, phy->mdio_ctrl + |
ea4e040a YR |
881 | EMAC_REG_EMAC_MDIO_COMM); |
882 | if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) { | |
883 | udelay(5); | |
884 | break; | |
885 | } | |
886 | } | |
887 | if (tmp & EMAC_MDIO_COMM_START_BUSY) { | |
888 | DP(NETIF_MSG_LINK, "write phy register failed\n"); | |
889 | rc = -EFAULT; | |
890 | } | |
891 | } | |
892 | ||
893 | /* Restore the saved mode */ | |
e10bc84d | 894 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, saved_mode); |
ea4e040a YR |
895 | |
896 | return rc; | |
897 | } | |
898 | ||
e10bc84d YR |
899 | u8 bnx2x_cl45_read(struct bnx2x *bp, struct bnx2x_phy *phy, |
900 | u8 devad, u16 reg, u16 *ret_val) | |
ea4e040a YR |
901 | { |
902 | u32 val, saved_mode; | |
903 | u16 i; | |
904 | u8 rc = 0; | |
905 | ||
ea4e040a YR |
906 | /* set clause 45 mode, slow down the MDIO clock to 2.5MHz |
907 | * (a value of 49==0x31) and make sure that the AUTO poll is off | |
908 | */ | |
589abe3a | 909 | |
e10bc84d YR |
910 | saved_mode = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); |
911 | val = saved_mode & ~((EMAC_MDIO_MODE_AUTO_POLL | | |
ea4e040a YR |
912 | EMAC_MDIO_MODE_CLOCK_CNT)); |
913 | val |= (EMAC_MDIO_MODE_CLAUSE_45 | | |
ab6ad5a4 | 914 | (49L << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT)); |
e10bc84d YR |
915 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, val); |
916 | REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); | |
ea4e040a YR |
917 | udelay(40); |
918 | ||
919 | /* address */ | |
e10bc84d | 920 | val = ((phy->addr << 21) | (devad << 16) | reg | |
ea4e040a YR |
921 | EMAC_MDIO_COMM_COMMAND_ADDRESS | |
922 | EMAC_MDIO_COMM_START_BUSY); | |
e10bc84d | 923 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val); |
ea4e040a YR |
924 | |
925 | for (i = 0; i < 50; i++) { | |
926 | udelay(10); | |
927 | ||
e10bc84d | 928 | val = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM); |
ea4e040a YR |
929 | if (!(val & EMAC_MDIO_COMM_START_BUSY)) { |
930 | udelay(5); | |
931 | break; | |
932 | } | |
933 | } | |
934 | if (val & EMAC_MDIO_COMM_START_BUSY) { | |
935 | DP(NETIF_MSG_LINK, "read phy register failed\n"); | |
936 | ||
937 | *ret_val = 0; | |
938 | rc = -EFAULT; | |
939 | ||
940 | } else { | |
941 | /* data */ | |
e10bc84d | 942 | val = ((phy->addr << 21) | (devad << 16) | |
ea4e040a YR |
943 | EMAC_MDIO_COMM_COMMAND_READ_45 | |
944 | EMAC_MDIO_COMM_START_BUSY); | |
e10bc84d | 945 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val); |
ea4e040a YR |
946 | |
947 | for (i = 0; i < 50; i++) { | |
948 | udelay(10); | |
949 | ||
e10bc84d | 950 | val = REG_RD(bp, phy->mdio_ctrl + |
ea4e040a YR |
951 | EMAC_REG_EMAC_MDIO_COMM); |
952 | if (!(val & EMAC_MDIO_COMM_START_BUSY)) { | |
953 | *ret_val = (u16)(val & EMAC_MDIO_COMM_DATA); | |
954 | break; | |
955 | } | |
956 | } | |
957 | if (val & EMAC_MDIO_COMM_START_BUSY) { | |
958 | DP(NETIF_MSG_LINK, "read phy register failed\n"); | |
959 | ||
960 | *ret_val = 0; | |
961 | rc = -EFAULT; | |
962 | } | |
963 | } | |
964 | ||
965 | /* Restore the saved mode */ | |
e10bc84d | 966 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, saved_mode); |
ea4e040a YR |
967 | |
968 | return rc; | |
969 | } | |
970 | ||
e10bc84d YR |
971 | u8 bnx2x_phy_read(struct link_params *params, u8 phy_addr, |
972 | u8 devad, u16 reg, u16 *ret_val) | |
973 | { | |
974 | u8 phy_index; | |
975 | /** | |
976 | * Probe for the phy according to the given phy_addr, and execute | |
977 | * the read request on it | |
978 | */ | |
979 | for (phy_index = 0; phy_index < params->num_phys; phy_index++) { | |
980 | if (params->phy[phy_index].addr == phy_addr) { | |
981 | return bnx2x_cl45_read(params->bp, | |
982 | ¶ms->phy[phy_index], devad, | |
983 | reg, ret_val); | |
984 | } | |
985 | } | |
986 | return -EINVAL; | |
987 | } | |
988 | ||
989 | u8 bnx2x_phy_write(struct link_params *params, u8 phy_addr, | |
990 | u8 devad, u16 reg, u16 val) | |
991 | { | |
992 | u8 phy_index; | |
993 | /** | |
994 | * Probe for the phy according to the given phy_addr, and execute | |
995 | * the write request on it | |
996 | */ | |
997 | for (phy_index = 0; phy_index < params->num_phys; phy_index++) { | |
998 | if (params->phy[phy_index].addr == phy_addr) { | |
999 | return bnx2x_cl45_write(params->bp, | |
1000 | ¶ms->phy[phy_index], devad, | |
1001 | reg, val); | |
1002 | } | |
1003 | } | |
1004 | return -EINVAL; | |
1005 | } | |
1006 | ||
ea4e040a | 1007 | static void bnx2x_set_aer_mmd(struct link_params *params, |
e10bc84d | 1008 | struct bnx2x_phy *phy) |
ea4e040a YR |
1009 | { |
1010 | struct bnx2x *bp = params->bp; | |
1011 | u32 ser_lane; | |
1012 | u16 offset; | |
1013 | ||
1014 | ser_lane = ((params->lane_config & | |
1015 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
1016 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
1017 | ||
e10bc84d YR |
1018 | offset = (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) ? |
1019 | (phy->addr + ser_lane) : 0; | |
ea4e040a | 1020 | |
e10bc84d | 1021 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1022 | MDIO_REG_BANK_AER_BLOCK, |
1023 | MDIO_AER_BLOCK_AER_REG, 0x3800 + offset); | |
1024 | } | |
1025 | ||
e10bc84d YR |
1026 | static void bnx2x_set_master_ln(struct link_params *params, |
1027 | struct bnx2x_phy *phy) | |
ea4e040a YR |
1028 | { |
1029 | struct bnx2x *bp = params->bp; | |
1030 | u16 new_master_ln, ser_lane; | |
1031 | ser_lane = ((params->lane_config & | |
1032 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
1033 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
1034 | ||
1035 | /* set the master_ln for AN */ | |
e10bc84d | 1036 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1037 | MDIO_REG_BANK_XGXS_BLOCK2, |
1038 | MDIO_XGXS_BLOCK2_TEST_MODE_LANE, | |
1039 | &new_master_ln); | |
1040 | ||
e10bc84d | 1041 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1042 | MDIO_REG_BANK_XGXS_BLOCK2 , |
1043 | MDIO_XGXS_BLOCK2_TEST_MODE_LANE, | |
1044 | (new_master_ln | ser_lane)); | |
1045 | } | |
1046 | ||
e10bc84d YR |
1047 | static u8 bnx2x_reset_unicore(struct link_params *params, |
1048 | struct bnx2x_phy *phy, | |
1049 | u8 set_serdes) | |
ea4e040a YR |
1050 | { |
1051 | struct bnx2x *bp = params->bp; | |
1052 | u16 mii_control; | |
1053 | u16 i; | |
1054 | ||
e10bc84d | 1055 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1056 | MDIO_REG_BANK_COMBO_IEEE0, |
1057 | MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control); | |
1058 | ||
1059 | /* reset the unicore */ | |
e10bc84d | 1060 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1061 | MDIO_REG_BANK_COMBO_IEEE0, |
1062 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1063 | (mii_control | | |
1064 | MDIO_COMBO_IEEO_MII_CONTROL_RESET)); | |
e10bc84d YR |
1065 | if (set_serdes) |
1066 | bnx2x_set_serdes_access(bp, params->port); | |
c1b73990 | 1067 | |
ea4e040a YR |
1068 | /* wait for the reset to self clear */ |
1069 | for (i = 0; i < MDIO_ACCESS_TIMEOUT; i++) { | |
1070 | udelay(5); | |
1071 | ||
1072 | /* the reset erased the previous bank value */ | |
e10bc84d | 1073 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1074 | MDIO_REG_BANK_COMBO_IEEE0, |
1075 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1076 | &mii_control); | |
1077 | ||
1078 | if (!(mii_control & MDIO_COMBO_IEEO_MII_CONTROL_RESET)) { | |
1079 | udelay(5); | |
1080 | return 0; | |
1081 | } | |
1082 | } | |
1083 | ||
1084 | DP(NETIF_MSG_LINK, "BUG! XGXS is still in reset!\n"); | |
1085 | return -EINVAL; | |
1086 | ||
1087 | } | |
1088 | ||
e10bc84d YR |
1089 | static void bnx2x_set_swap_lanes(struct link_params *params, |
1090 | struct bnx2x_phy *phy) | |
ea4e040a YR |
1091 | { |
1092 | struct bnx2x *bp = params->bp; | |
1093 | /* Each two bits represents a lane number: | |
1094 | No swap is 0123 => 0x1b no need to enable the swap */ | |
1095 | u16 ser_lane, rx_lane_swap, tx_lane_swap; | |
1096 | ||
1097 | ser_lane = ((params->lane_config & | |
1098 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
1099 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
1100 | rx_lane_swap = ((params->lane_config & | |
1101 | PORT_HW_CFG_LANE_SWAP_CFG_RX_MASK) >> | |
1102 | PORT_HW_CFG_LANE_SWAP_CFG_RX_SHIFT); | |
1103 | tx_lane_swap = ((params->lane_config & | |
1104 | PORT_HW_CFG_LANE_SWAP_CFG_TX_MASK) >> | |
1105 | PORT_HW_CFG_LANE_SWAP_CFG_TX_SHIFT); | |
1106 | ||
1107 | if (rx_lane_swap != 0x1b) { | |
e10bc84d | 1108 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1109 | MDIO_REG_BANK_XGXS_BLOCK2, |
1110 | MDIO_XGXS_BLOCK2_RX_LN_SWAP, | |
1111 | (rx_lane_swap | | |
1112 | MDIO_XGXS_BLOCK2_RX_LN_SWAP_ENABLE | | |
1113 | MDIO_XGXS_BLOCK2_RX_LN_SWAP_FORCE_ENABLE)); | |
1114 | } else { | |
e10bc84d | 1115 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1116 | MDIO_REG_BANK_XGXS_BLOCK2, |
1117 | MDIO_XGXS_BLOCK2_RX_LN_SWAP, 0); | |
1118 | } | |
1119 | ||
1120 | if (tx_lane_swap != 0x1b) { | |
e10bc84d | 1121 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1122 | MDIO_REG_BANK_XGXS_BLOCK2, |
1123 | MDIO_XGXS_BLOCK2_TX_LN_SWAP, | |
1124 | (tx_lane_swap | | |
1125 | MDIO_XGXS_BLOCK2_TX_LN_SWAP_ENABLE)); | |
1126 | } else { | |
e10bc84d | 1127 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1128 | MDIO_REG_BANK_XGXS_BLOCK2, |
1129 | MDIO_XGXS_BLOCK2_TX_LN_SWAP, 0); | |
1130 | } | |
1131 | } | |
1132 | ||
e10bc84d YR |
1133 | static void bnx2x_set_parallel_detection(struct bnx2x_phy *phy, |
1134 | struct link_params *params) | |
ea4e040a YR |
1135 | { |
1136 | struct bnx2x *bp = params->bp; | |
1137 | u16 control2; | |
e10bc84d | 1138 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1139 | MDIO_REG_BANK_SERDES_DIGITAL, |
1140 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, | |
1141 | &control2); | |
7aa0711f | 1142 | if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) |
18afb0a6 YR |
1143 | control2 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN; |
1144 | else | |
1145 | control2 &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN; | |
7aa0711f YR |
1146 | DP(NETIF_MSG_LINK, "phy->speed_cap_mask = 0x%x, control2 = 0x%x\n", |
1147 | phy->speed_cap_mask, control2); | |
e10bc84d | 1148 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1149 | MDIO_REG_BANK_SERDES_DIGITAL, |
1150 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, | |
1151 | control2); | |
1152 | ||
e10bc84d | 1153 | if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) && |
c18aa15d | 1154 | (phy->speed_cap_mask & |
18afb0a6 | 1155 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) { |
ea4e040a YR |
1156 | DP(NETIF_MSG_LINK, "XGXS\n"); |
1157 | ||
e10bc84d | 1158 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1159 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
1160 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK, | |
1161 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK_CNT); | |
1162 | ||
e10bc84d | 1163 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1164 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
1165 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL, | |
1166 | &control2); | |
1167 | ||
1168 | ||
1169 | control2 |= | |
1170 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL_PARDET10G_EN; | |
1171 | ||
e10bc84d | 1172 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1173 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
1174 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL, | |
1175 | control2); | |
1176 | ||
1177 | /* Disable parallel detection of HiG */ | |
e10bc84d | 1178 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1179 | MDIO_REG_BANK_XGXS_BLOCK2, |
1180 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G, | |
1181 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_CX4_XGXS | | |
1182 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_HIGIG_XGXS); | |
1183 | } | |
1184 | } | |
1185 | ||
e10bc84d YR |
1186 | static void bnx2x_set_autoneg(struct bnx2x_phy *phy, |
1187 | struct link_params *params, | |
239d686d EG |
1188 | struct link_vars *vars, |
1189 | u8 enable_cl73) | |
ea4e040a YR |
1190 | { |
1191 | struct bnx2x *bp = params->bp; | |
1192 | u16 reg_val; | |
1193 | ||
1194 | /* CL37 Autoneg */ | |
e10bc84d | 1195 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1196 | MDIO_REG_BANK_COMBO_IEEE0, |
1197 | MDIO_COMBO_IEEE0_MII_CONTROL, ®_val); | |
1198 | ||
1199 | /* CL37 Autoneg Enabled */ | |
8c99e7b0 | 1200 | if (vars->line_speed == SPEED_AUTO_NEG) |
ea4e040a YR |
1201 | reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_AN_EN; |
1202 | else /* CL37 Autoneg Disabled */ | |
1203 | reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | | |
1204 | MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN); | |
1205 | ||
e10bc84d | 1206 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1207 | MDIO_REG_BANK_COMBO_IEEE0, |
1208 | MDIO_COMBO_IEEE0_MII_CONTROL, reg_val); | |
1209 | ||
1210 | /* Enable/Disable Autodetection */ | |
1211 | ||
e10bc84d | 1212 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1213 | MDIO_REG_BANK_SERDES_DIGITAL, |
1214 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, ®_val); | |
239d686d EG |
1215 | reg_val &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_SIGNAL_DETECT_EN | |
1216 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT); | |
1217 | reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE; | |
8c99e7b0 | 1218 | if (vars->line_speed == SPEED_AUTO_NEG) |
ea4e040a YR |
1219 | reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET; |
1220 | else | |
1221 | reg_val &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET; | |
1222 | ||
e10bc84d | 1223 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1224 | MDIO_REG_BANK_SERDES_DIGITAL, |
1225 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, reg_val); | |
1226 | ||
1227 | /* Enable TetonII and BAM autoneg */ | |
e10bc84d | 1228 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1229 | MDIO_REG_BANK_BAM_NEXT_PAGE, |
1230 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, | |
1231 | ®_val); | |
8c99e7b0 | 1232 | if (vars->line_speed == SPEED_AUTO_NEG) { |
ea4e040a YR |
1233 | /* Enable BAM aneg Mode and TetonII aneg Mode */ |
1234 | reg_val |= (MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE | | |
1235 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN); | |
1236 | } else { | |
1237 | /* TetonII and BAM Autoneg Disabled */ | |
1238 | reg_val &= ~(MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE | | |
1239 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN); | |
1240 | } | |
e10bc84d | 1241 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1242 | MDIO_REG_BANK_BAM_NEXT_PAGE, |
1243 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, | |
1244 | reg_val); | |
1245 | ||
239d686d EG |
1246 | if (enable_cl73) { |
1247 | /* Enable Cl73 FSM status bits */ | |
e10bc84d | 1248 | CL45_WR_OVER_CL22(bp, phy, |
239d686d EG |
1249 | MDIO_REG_BANK_CL73_USERB0, |
1250 | MDIO_CL73_USERB0_CL73_UCTRL, | |
7846e471 | 1251 | 0xe); |
239d686d EG |
1252 | |
1253 | /* Enable BAM Station Manager*/ | |
e10bc84d | 1254 | CL45_WR_OVER_CL22(bp, phy, |
239d686d EG |
1255 | MDIO_REG_BANK_CL73_USERB0, |
1256 | MDIO_CL73_USERB0_CL73_BAM_CTRL1, | |
1257 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_EN | | |
1258 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_STATION_MNGR_EN | | |
1259 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_NP_AFTER_BP_EN); | |
1260 | ||
7846e471 | 1261 | /* Advertise CL73 link speeds */ |
e10bc84d | 1262 | CL45_RD_OVER_CL22(bp, phy, |
239d686d EG |
1263 | MDIO_REG_BANK_CL73_IEEEB1, |
1264 | MDIO_CL73_IEEEB1_AN_ADV2, | |
1265 | ®_val); | |
7aa0711f | 1266 | if (phy->speed_cap_mask & |
7846e471 YR |
1267 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) |
1268 | reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4; | |
7aa0711f | 1269 | if (phy->speed_cap_mask & |
7846e471 YR |
1270 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) |
1271 | reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX; | |
239d686d | 1272 | |
e10bc84d | 1273 | CL45_WR_OVER_CL22(bp, phy, |
cc81735e JL |
1274 | MDIO_REG_BANK_CL73_IEEEB1, |
1275 | MDIO_CL73_IEEEB1_AN_ADV2, | |
1276 | reg_val); | |
239d686d | 1277 | |
239d686d EG |
1278 | /* CL73 Autoneg Enabled */ |
1279 | reg_val = MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN; | |
1280 | ||
1281 | } else /* CL73 Autoneg Disabled */ | |
1282 | reg_val = 0; | |
ea4e040a | 1283 | |
e10bc84d | 1284 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1285 | MDIO_REG_BANK_CL73_IEEEB0, |
1286 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, reg_val); | |
1287 | } | |
1288 | ||
1289 | /* program SerDes, forced speed */ | |
e10bc84d YR |
1290 | static void bnx2x_program_serdes(struct bnx2x_phy *phy, |
1291 | struct link_params *params, | |
8c99e7b0 | 1292 | struct link_vars *vars) |
ea4e040a YR |
1293 | { |
1294 | struct bnx2x *bp = params->bp; | |
1295 | u16 reg_val; | |
1296 | ||
57937203 | 1297 | /* program duplex, disable autoneg and sgmii*/ |
e10bc84d | 1298 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1299 | MDIO_REG_BANK_COMBO_IEEE0, |
1300 | MDIO_COMBO_IEEE0_MII_CONTROL, ®_val); | |
1301 | reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX | | |
57937203 EG |
1302 | MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | |
1303 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK); | |
7aa0711f | 1304 | if (phy->req_duplex == DUPLEX_FULL) |
ea4e040a | 1305 | reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX; |
e10bc84d | 1306 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1307 | MDIO_REG_BANK_COMBO_IEEE0, |
1308 | MDIO_COMBO_IEEE0_MII_CONTROL, reg_val); | |
1309 | ||
1310 | /* program speed | |
1311 | - needed only if the speed is greater than 1G (2.5G or 10G) */ | |
e10bc84d | 1312 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1313 | MDIO_REG_BANK_SERDES_DIGITAL, |
1314 | MDIO_SERDES_DIGITAL_MISC1, ®_val); | |
8c99e7b0 YR |
1315 | /* clearing the speed value before setting the right speed */ |
1316 | DP(NETIF_MSG_LINK, "MDIO_REG_BANK_SERDES_DIGITAL = 0x%x\n", reg_val); | |
1317 | ||
1318 | reg_val &= ~(MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK | | |
1319 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL); | |
1320 | ||
1321 | if (!((vars->line_speed == SPEED_1000) || | |
1322 | (vars->line_speed == SPEED_100) || | |
1323 | (vars->line_speed == SPEED_10))) { | |
1324 | ||
ea4e040a YR |
1325 | reg_val |= (MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M | |
1326 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL); | |
8c99e7b0 | 1327 | if (vars->line_speed == SPEED_10000) |
ea4e040a YR |
1328 | reg_val |= |
1329 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4; | |
8c99e7b0 | 1330 | if (vars->line_speed == SPEED_13000) |
ea4e040a YR |
1331 | reg_val |= |
1332 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_13G; | |
8c99e7b0 YR |
1333 | } |
1334 | ||
e10bc84d | 1335 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1336 | MDIO_REG_BANK_SERDES_DIGITAL, |
1337 | MDIO_SERDES_DIGITAL_MISC1, reg_val); | |
8c99e7b0 | 1338 | |
ea4e040a YR |
1339 | } |
1340 | ||
e10bc84d YR |
1341 | static void bnx2x_set_brcm_cl37_advertisment(struct bnx2x_phy *phy, |
1342 | struct link_params *params) | |
ea4e040a YR |
1343 | { |
1344 | struct bnx2x *bp = params->bp; | |
1345 | u16 val = 0; | |
1346 | ||
1347 | /* configure the 48 bits for BAM AN */ | |
1348 | ||
1349 | /* set extended capabilities */ | |
7aa0711f | 1350 | if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) |
ea4e040a | 1351 | val |= MDIO_OVER_1G_UP1_2_5G; |
7aa0711f | 1352 | if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) |
ea4e040a | 1353 | val |= MDIO_OVER_1G_UP1_10G; |
e10bc84d | 1354 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1355 | MDIO_REG_BANK_OVER_1G, |
1356 | MDIO_OVER_1G_UP1, val); | |
1357 | ||
e10bc84d | 1358 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a | 1359 | MDIO_REG_BANK_OVER_1G, |
239d686d | 1360 | MDIO_OVER_1G_UP3, 0x400); |
ea4e040a YR |
1361 | } |
1362 | ||
e10bc84d YR |
1363 | static void bnx2x_calc_ieee_aneg_adv(struct bnx2x_phy *phy, |
1364 | struct link_params *params, u16 *ieee_fc) | |
ea4e040a | 1365 | { |
d5cb9e99 | 1366 | struct bnx2x *bp = params->bp; |
8c99e7b0 | 1367 | *ieee_fc = MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX; |
ea4e040a YR |
1368 | /* resolve pause mode and advertisement |
1369 | * Please refer to Table 28B-3 of the 802.3ab-1999 spec */ | |
1370 | ||
7aa0711f | 1371 | switch (phy->req_flow_ctrl) { |
c0700f90 DM |
1372 | case BNX2X_FLOW_CTRL_AUTO: |
1373 | if (params->req_fc_auto_adv == BNX2X_FLOW_CTRL_BOTH) { | |
8c99e7b0 | 1374 | *ieee_fc |= |
ea4e040a YR |
1375 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; |
1376 | } else { | |
8c99e7b0 | 1377 | *ieee_fc |= |
ea4e040a YR |
1378 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; |
1379 | } | |
1380 | break; | |
c0700f90 | 1381 | case BNX2X_FLOW_CTRL_TX: |
8c99e7b0 | 1382 | *ieee_fc |= |
ea4e040a YR |
1383 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; |
1384 | break; | |
1385 | ||
c0700f90 DM |
1386 | case BNX2X_FLOW_CTRL_RX: |
1387 | case BNX2X_FLOW_CTRL_BOTH: | |
8c99e7b0 | 1388 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; |
ea4e040a YR |
1389 | break; |
1390 | ||
c0700f90 | 1391 | case BNX2X_FLOW_CTRL_NONE: |
ea4e040a | 1392 | default: |
8c99e7b0 | 1393 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE; |
ea4e040a YR |
1394 | break; |
1395 | } | |
d5cb9e99 | 1396 | DP(NETIF_MSG_LINK, "ieee_fc = 0x%x\n", *ieee_fc); |
8c99e7b0 | 1397 | } |
ea4e040a | 1398 | |
e10bc84d YR |
1399 | static void bnx2x_set_ieee_aneg_advertisment(struct bnx2x_phy *phy, |
1400 | struct link_params *params, | |
1ef70b9c | 1401 | u16 ieee_fc) |
8c99e7b0 YR |
1402 | { |
1403 | struct bnx2x *bp = params->bp; | |
7846e471 | 1404 | u16 val; |
8c99e7b0 | 1405 | /* for AN, we are always publishing full duplex */ |
ea4e040a | 1406 | |
e10bc84d | 1407 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a | 1408 | MDIO_REG_BANK_COMBO_IEEE0, |
1ef70b9c | 1409 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV, ieee_fc); |
e10bc84d | 1410 | CL45_RD_OVER_CL22(bp, phy, |
7846e471 YR |
1411 | MDIO_REG_BANK_CL73_IEEEB1, |
1412 | MDIO_CL73_IEEEB1_AN_ADV1, &val); | |
1413 | val &= ~MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_BOTH; | |
1414 | val |= ((ieee_fc<<3) & MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK); | |
e10bc84d | 1415 | CL45_WR_OVER_CL22(bp, phy, |
7846e471 YR |
1416 | MDIO_REG_BANK_CL73_IEEEB1, |
1417 | MDIO_CL73_IEEEB1_AN_ADV1, val); | |
ea4e040a YR |
1418 | } |
1419 | ||
e10bc84d YR |
1420 | static void bnx2x_restart_autoneg(struct bnx2x_phy *phy, |
1421 | struct link_params *params, | |
1422 | u8 enable_cl73) | |
ea4e040a YR |
1423 | { |
1424 | struct bnx2x *bp = params->bp; | |
3a36f2ef | 1425 | u16 mii_control; |
239d686d | 1426 | |
ea4e040a | 1427 | DP(NETIF_MSG_LINK, "bnx2x_restart_autoneg\n"); |
3a36f2ef | 1428 | /* Enable and restart BAM/CL37 aneg */ |
ea4e040a | 1429 | |
239d686d | 1430 | if (enable_cl73) { |
e10bc84d | 1431 | CL45_RD_OVER_CL22(bp, phy, |
239d686d EG |
1432 | MDIO_REG_BANK_CL73_IEEEB0, |
1433 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
1434 | &mii_control); | |
1435 | ||
e10bc84d | 1436 | CL45_WR_OVER_CL22(bp, phy, |
239d686d EG |
1437 | MDIO_REG_BANK_CL73_IEEEB0, |
1438 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
1439 | (mii_control | | |
1440 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN | | |
1441 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_RESTART_AN)); | |
1442 | } else { | |
1443 | ||
e10bc84d | 1444 | CL45_RD_OVER_CL22(bp, phy, |
239d686d EG |
1445 | MDIO_REG_BANK_COMBO_IEEE0, |
1446 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1447 | &mii_control); | |
1448 | DP(NETIF_MSG_LINK, | |
1449 | "bnx2x_restart_autoneg mii_control before = 0x%x\n", | |
1450 | mii_control); | |
e10bc84d | 1451 | CL45_WR_OVER_CL22(bp, phy, |
239d686d EG |
1452 | MDIO_REG_BANK_COMBO_IEEE0, |
1453 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1454 | (mii_control | | |
1455 | MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | | |
1456 | MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN)); | |
1457 | } | |
ea4e040a YR |
1458 | } |
1459 | ||
e10bc84d YR |
1460 | static void bnx2x_initialize_sgmii_process(struct bnx2x_phy *phy, |
1461 | struct link_params *params, | |
8c99e7b0 | 1462 | struct link_vars *vars) |
ea4e040a YR |
1463 | { |
1464 | struct bnx2x *bp = params->bp; | |
1465 | u16 control1; | |
1466 | ||
1467 | /* in SGMII mode, the unicore is always slave */ | |
1468 | ||
e10bc84d | 1469 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1470 | MDIO_REG_BANK_SERDES_DIGITAL, |
1471 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, | |
1472 | &control1); | |
1473 | control1 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT; | |
1474 | /* set sgmii mode (and not fiber) */ | |
1475 | control1 &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE | | |
1476 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET | | |
1477 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_MSTR_MODE); | |
e10bc84d | 1478 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1479 | MDIO_REG_BANK_SERDES_DIGITAL, |
1480 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, | |
1481 | control1); | |
1482 | ||
1483 | /* if forced speed */ | |
8c99e7b0 | 1484 | if (!(vars->line_speed == SPEED_AUTO_NEG)) { |
ea4e040a YR |
1485 | /* set speed, disable autoneg */ |
1486 | u16 mii_control; | |
1487 | ||
e10bc84d | 1488 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1489 | MDIO_REG_BANK_COMBO_IEEE0, |
1490 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1491 | &mii_control); | |
1492 | mii_control &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | | |
1493 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK| | |
1494 | MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX); | |
1495 | ||
8c99e7b0 | 1496 | switch (vars->line_speed) { |
ea4e040a YR |
1497 | case SPEED_100: |
1498 | mii_control |= | |
1499 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_100; | |
1500 | break; | |
1501 | case SPEED_1000: | |
1502 | mii_control |= | |
1503 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_1000; | |
1504 | break; | |
1505 | case SPEED_10: | |
1506 | /* there is nothing to set for 10M */ | |
1507 | break; | |
1508 | default: | |
1509 | /* invalid speed for SGMII */ | |
8c99e7b0 YR |
1510 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", |
1511 | vars->line_speed); | |
ea4e040a YR |
1512 | break; |
1513 | } | |
1514 | ||
1515 | /* setting the full duplex */ | |
7aa0711f | 1516 | if (phy->req_duplex == DUPLEX_FULL) |
ea4e040a YR |
1517 | mii_control |= |
1518 | MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX; | |
e10bc84d | 1519 | CL45_WR_OVER_CL22(bp, phy, |
ea4e040a YR |
1520 | MDIO_REG_BANK_COMBO_IEEE0, |
1521 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1522 | mii_control); | |
1523 | ||
1524 | } else { /* AN mode */ | |
1525 | /* enable and restart AN */ | |
e10bc84d | 1526 | bnx2x_restart_autoneg(phy, params, 0); |
ea4e040a YR |
1527 | } |
1528 | } | |
1529 | ||
1530 | ||
1531 | /* | |
1532 | * link management | |
1533 | */ | |
1534 | ||
1535 | static void bnx2x_pause_resolve(struct link_vars *vars, u32 pause_result) | |
8c99e7b0 YR |
1536 | { /* LD LP */ |
1537 | switch (pause_result) { /* ASYM P ASYM P */ | |
1538 | case 0xb: /* 1 0 1 1 */ | |
c0700f90 | 1539 | vars->flow_ctrl = BNX2X_FLOW_CTRL_TX; |
ea4e040a YR |
1540 | break; |
1541 | ||
8c99e7b0 | 1542 | case 0xe: /* 1 1 1 0 */ |
c0700f90 | 1543 | vars->flow_ctrl = BNX2X_FLOW_CTRL_RX; |
ea4e040a YR |
1544 | break; |
1545 | ||
8c99e7b0 YR |
1546 | case 0x5: /* 0 1 0 1 */ |
1547 | case 0x7: /* 0 1 1 1 */ | |
1548 | case 0xd: /* 1 1 0 1 */ | |
1549 | case 0xf: /* 1 1 1 1 */ | |
c0700f90 | 1550 | vars->flow_ctrl = BNX2X_FLOW_CTRL_BOTH; |
ea4e040a YR |
1551 | break; |
1552 | ||
1553 | default: | |
1554 | break; | |
1555 | } | |
7aa0711f YR |
1556 | if (pause_result & (1<<0)) |
1557 | vars->link_status |= LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE; | |
1558 | if (pause_result & (1<<1)) | |
1559 | vars->link_status |= LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE; | |
1560 | ||
ea4e040a YR |
1561 | } |
1562 | ||
e10bc84d YR |
1563 | static u8 bnx2x_ext_phy_resolve_fc(struct bnx2x_phy *phy, |
1564 | struct link_params *params, | |
1565 | struct link_vars *vars) | |
ea4e040a YR |
1566 | { |
1567 | struct bnx2x *bp = params->bp; | |
ab6ad5a4 EG |
1568 | u16 ld_pause; /* local */ |
1569 | u16 lp_pause; /* link partner */ | |
ea4e040a YR |
1570 | u16 pause_result; |
1571 | u8 ret = 0; | |
ea4e040a YR |
1572 | /* read twice */ |
1573 | ||
7aa0711f | 1574 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a | 1575 | |
7aa0711f YR |
1576 | if (phy->req_flow_ctrl != BNX2X_FLOW_CTRL_AUTO) |
1577 | vars->flow_ctrl = phy->req_flow_ctrl; | |
1578 | else if (phy->req_line_speed != SPEED_AUTO_NEG) | |
1579 | vars->flow_ctrl = params->req_fc_auto_adv; | |
1580 | else if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) { | |
ea4e040a | 1581 | ret = 1; |
e10bc84d | 1582 | bnx2x_cl45_read(bp, phy, |
ea4e040a YR |
1583 | MDIO_AN_DEVAD, |
1584 | MDIO_AN_REG_ADV_PAUSE, &ld_pause); | |
e10bc84d | 1585 | bnx2x_cl45_read(bp, phy, |
ea4e040a YR |
1586 | MDIO_AN_DEVAD, |
1587 | MDIO_AN_REG_LP_AUTO_NEG, &lp_pause); | |
1588 | pause_result = (ld_pause & | |
1589 | MDIO_AN_REG_ADV_PAUSE_MASK) >> 8; | |
1590 | pause_result |= (lp_pause & | |
1591 | MDIO_AN_REG_ADV_PAUSE_MASK) >> 10; | |
2381a55c | 1592 | DP(NETIF_MSG_LINK, "Ext PHY pause result 0x%x\n", |
ea4e040a YR |
1593 | pause_result); |
1594 | bnx2x_pause_resolve(vars, pause_result); | |
1595 | } | |
1596 | return ret; | |
1597 | } | |
1598 | ||
e10bc84d YR |
1599 | static u8 bnx2x_direct_parallel_detect_used(struct bnx2x_phy *phy, |
1600 | struct link_params *params) | |
15ddd2d0 YR |
1601 | { |
1602 | struct bnx2x *bp = params->bp; | |
1603 | u16 pd_10g, status2_1000x; | |
7aa0711f YR |
1604 | if (phy->req_line_speed != SPEED_AUTO_NEG) |
1605 | return 0; | |
e10bc84d | 1606 | CL45_RD_OVER_CL22(bp, phy, |
15ddd2d0 YR |
1607 | MDIO_REG_BANK_SERDES_DIGITAL, |
1608 | MDIO_SERDES_DIGITAL_A_1000X_STATUS2, | |
1609 | &status2_1000x); | |
e10bc84d | 1610 | CL45_RD_OVER_CL22(bp, phy, |
15ddd2d0 YR |
1611 | MDIO_REG_BANK_SERDES_DIGITAL, |
1612 | MDIO_SERDES_DIGITAL_A_1000X_STATUS2, | |
1613 | &status2_1000x); | |
1614 | if (status2_1000x & MDIO_SERDES_DIGITAL_A_1000X_STATUS2_AN_DISABLED) { | |
1615 | DP(NETIF_MSG_LINK, "1G parallel detect link on port %d\n", | |
1616 | params->port); | |
1617 | return 1; | |
1618 | } | |
1619 | ||
e10bc84d | 1620 | CL45_RD_OVER_CL22(bp, phy, |
15ddd2d0 YR |
1621 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
1622 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS, | |
1623 | &pd_10g); | |
1624 | ||
1625 | if (pd_10g & MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS_PD_LINK) { | |
1626 | DP(NETIF_MSG_LINK, "10G parallel detect link on port %d\n", | |
1627 | params->port); | |
1628 | return 1; | |
1629 | } | |
1630 | return 0; | |
1631 | } | |
ea4e040a | 1632 | |
e10bc84d YR |
1633 | static void bnx2x_flow_ctrl_resolve(struct bnx2x_phy *phy, |
1634 | struct link_params *params, | |
1635 | struct link_vars *vars, | |
1636 | u32 gp_status) | |
ea4e040a YR |
1637 | { |
1638 | struct bnx2x *bp = params->bp; | |
3196a88a EG |
1639 | u16 ld_pause; /* local driver */ |
1640 | u16 lp_pause; /* link partner */ | |
ea4e040a YR |
1641 | u16 pause_result; |
1642 | ||
c0700f90 | 1643 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a YR |
1644 | |
1645 | /* resolve from gp_status in case of AN complete and not sgmii */ | |
7aa0711f YR |
1646 | if (phy->req_flow_ctrl != BNX2X_FLOW_CTRL_AUTO) |
1647 | vars->flow_ctrl = phy->req_flow_ctrl; | |
1648 | else if (phy->req_line_speed != SPEED_AUTO_NEG) | |
1649 | vars->flow_ctrl = params->req_fc_auto_adv; | |
1650 | else if ((gp_status & MDIO_AN_CL73_OR_37_COMPLETE) && | |
1651 | (!(vars->phy_flags & PHY_SGMII_FLAG))) { | |
e10bc84d | 1652 | if (bnx2x_direct_parallel_detect_used(phy, params)) { |
15ddd2d0 YR |
1653 | vars->flow_ctrl = params->req_fc_auto_adv; |
1654 | return; | |
1655 | } | |
7846e471 YR |
1656 | if ((gp_status & |
1657 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | | |
1658 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) == | |
1659 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | | |
1660 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) { | |
1661 | ||
e10bc84d | 1662 | CL45_RD_OVER_CL22(bp, phy, |
7846e471 YR |
1663 | MDIO_REG_BANK_CL73_IEEEB1, |
1664 | MDIO_CL73_IEEEB1_AN_ADV1, | |
1665 | &ld_pause); | |
e10bc84d | 1666 | CL45_RD_OVER_CL22(bp, phy, |
7846e471 YR |
1667 | MDIO_REG_BANK_CL73_IEEEB1, |
1668 | MDIO_CL73_IEEEB1_AN_LP_ADV1, | |
1669 | &lp_pause); | |
1670 | pause_result = (ld_pause & | |
1671 | MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK) | |
1672 | >> 8; | |
1673 | pause_result |= (lp_pause & | |
1674 | MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE_MASK) | |
1675 | >> 10; | |
1676 | DP(NETIF_MSG_LINK, "pause_result CL73 0x%x\n", | |
1677 | pause_result); | |
1678 | } else { | |
e10bc84d | 1679 | CL45_RD_OVER_CL22(bp, phy, |
7846e471 YR |
1680 | MDIO_REG_BANK_COMBO_IEEE0, |
1681 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV, | |
1682 | &ld_pause); | |
e10bc84d | 1683 | CL45_RD_OVER_CL22(bp, phy, |
7846e471 YR |
1684 | MDIO_REG_BANK_COMBO_IEEE0, |
1685 | MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1, | |
1686 | &lp_pause); | |
1687 | pause_result = (ld_pause & | |
ea4e040a | 1688 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>5; |
7846e471 | 1689 | pause_result |= (lp_pause & |
ea4e040a | 1690 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>7; |
7846e471 YR |
1691 | DP(NETIF_MSG_LINK, "pause_result CL37 0x%x\n", |
1692 | pause_result); | |
1693 | } | |
ea4e040a | 1694 | bnx2x_pause_resolve(vars, pause_result); |
ea4e040a YR |
1695 | } |
1696 | DP(NETIF_MSG_LINK, "flow_ctrl 0x%x\n", vars->flow_ctrl); | |
1697 | } | |
1698 | ||
e10bc84d YR |
1699 | static void bnx2x_check_fallback_to_cl37(struct bnx2x_phy *phy, |
1700 | struct link_params *params) | |
239d686d EG |
1701 | { |
1702 | struct bnx2x *bp = params->bp; | |
1703 | u16 rx_status, ustat_val, cl37_fsm_recieved; | |
1704 | DP(NETIF_MSG_LINK, "bnx2x_check_fallback_to_cl37\n"); | |
1705 | /* Step 1: Make sure signal is detected */ | |
e10bc84d | 1706 | CL45_RD_OVER_CL22(bp, phy, |
239d686d EG |
1707 | MDIO_REG_BANK_RX0, |
1708 | MDIO_RX0_RX_STATUS, | |
1709 | &rx_status); | |
1710 | if ((rx_status & MDIO_RX0_RX_STATUS_SIGDET) != | |
1711 | (MDIO_RX0_RX_STATUS_SIGDET)) { | |
1712 | DP(NETIF_MSG_LINK, "Signal is not detected. Restoring CL73." | |
1713 | "rx_status(0x80b0) = 0x%x\n", rx_status); | |
e10bc84d | 1714 | CL45_WR_OVER_CL22(bp, phy, |
239d686d EG |
1715 | MDIO_REG_BANK_CL73_IEEEB0, |
1716 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
1717 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN); | |
1718 | return; | |
1719 | } | |
1720 | /* Step 2: Check CL73 state machine */ | |
e10bc84d | 1721 | CL45_RD_OVER_CL22(bp, phy, |
239d686d EG |
1722 | MDIO_REG_BANK_CL73_USERB0, |
1723 | MDIO_CL73_USERB0_CL73_USTAT1, | |
1724 | &ustat_val); | |
1725 | if ((ustat_val & | |
1726 | (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK | | |
1727 | MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) != | |
1728 | (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK | | |
1729 | MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) { | |
1730 | DP(NETIF_MSG_LINK, "CL73 state-machine is not stable. " | |
1731 | "ustat_val(0x8371) = 0x%x\n", ustat_val); | |
1732 | return; | |
1733 | } | |
1734 | /* Step 3: Check CL37 Message Pages received to indicate LP | |
1735 | supports only CL37 */ | |
e10bc84d | 1736 | CL45_RD_OVER_CL22(bp, phy, |
239d686d EG |
1737 | MDIO_REG_BANK_REMOTE_PHY, |
1738 | MDIO_REMOTE_PHY_MISC_RX_STATUS, | |
1739 | &cl37_fsm_recieved); | |
1740 | if ((cl37_fsm_recieved & | |
1741 | (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG | | |
1742 | MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) != | |
1743 | (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG | | |
1744 | MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) { | |
1745 | DP(NETIF_MSG_LINK, "No CL37 FSM were received. " | |
1746 | "misc_rx_status(0x8330) = 0x%x\n", | |
1747 | cl37_fsm_recieved); | |
1748 | return; | |
1749 | } | |
1750 | /* The combined cl37/cl73 fsm state information indicating that we are | |
1751 | connected to a device which does not support cl73, but does support | |
1752 | cl37 BAM. In this case we disable cl73 and restart cl37 auto-neg */ | |
1753 | /* Disable CL73 */ | |
e10bc84d | 1754 | CL45_WR_OVER_CL22(bp, phy, |
239d686d EG |
1755 | MDIO_REG_BANK_CL73_IEEEB0, |
1756 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
1757 | 0); | |
1758 | /* Restart CL37 autoneg */ | |
e10bc84d | 1759 | bnx2x_restart_autoneg(phy, params, 0); |
239d686d EG |
1760 | DP(NETIF_MSG_LINK, "Disabling CL73, and restarting CL37 autoneg\n"); |
1761 | } | |
7aa0711f YR |
1762 | |
1763 | static void bnx2x_xgxs_an_resolve(struct bnx2x_phy *phy, | |
1764 | struct link_params *params, | |
1765 | struct link_vars *vars, | |
1766 | u32 gp_status) | |
1767 | { | |
1768 | if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) | |
1769 | vars->link_status |= | |
1770 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; | |
1771 | ||
1772 | if (bnx2x_direct_parallel_detect_used(phy, params)) | |
1773 | vars->link_status |= | |
1774 | LINK_STATUS_PARALLEL_DETECTION_USED; | |
1775 | } | |
1776 | ||
b7737c9b YR |
1777 | static u8 bnx2x_link_settings_status(struct bnx2x_phy *phy, |
1778 | struct link_params *params, | |
1779 | struct link_vars *vars) | |
ea4e040a YR |
1780 | { |
1781 | struct bnx2x *bp = params->bp; | |
b7737c9b | 1782 | u16 new_line_speed , gp_status; |
ea4e040a | 1783 | u8 rc = 0; |
c18aa15d | 1784 | |
b7737c9b YR |
1785 | /* Read gp_status */ |
1786 | CL45_RD_OVER_CL22(bp, phy, | |
1787 | MDIO_REG_BANK_GP_STATUS, | |
1788 | MDIO_GP_STATUS_TOP_AN_STATUS1, | |
1789 | &gp_status); | |
7aa0711f YR |
1790 | if (phy->req_line_speed == SPEED_AUTO_NEG) |
1791 | vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_ENABLED; | |
ea4e040a YR |
1792 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) { |
1793 | DP(NETIF_MSG_LINK, "phy link up gp_status=0x%x\n", | |
1794 | gp_status); | |
1795 | ||
1796 | vars->phy_link_up = 1; | |
1797 | vars->link_status |= LINK_STATUS_LINK_UP; | |
1798 | ||
1799 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_DUPLEX_STATUS) | |
1800 | vars->duplex = DUPLEX_FULL; | |
1801 | else | |
1802 | vars->duplex = DUPLEX_HALF; | |
1803 | ||
7aa0711f YR |
1804 | if (SINGLE_MEDIA_DIRECT(params)) { |
1805 | bnx2x_flow_ctrl_resolve(phy, params, vars, gp_status); | |
1806 | if (phy->req_line_speed == SPEED_AUTO_NEG) | |
1807 | bnx2x_xgxs_an_resolve(phy, params, vars, | |
1808 | gp_status); | |
1809 | } | |
ea4e040a YR |
1810 | |
1811 | switch (gp_status & GP_STATUS_SPEED_MASK) { | |
1812 | case GP_STATUS_10M: | |
6c55c3cd | 1813 | new_line_speed = SPEED_10; |
ea4e040a YR |
1814 | if (vars->duplex == DUPLEX_FULL) |
1815 | vars->link_status |= LINK_10TFD; | |
1816 | else | |
1817 | vars->link_status |= LINK_10THD; | |
1818 | break; | |
1819 | ||
1820 | case GP_STATUS_100M: | |
6c55c3cd | 1821 | new_line_speed = SPEED_100; |
ea4e040a YR |
1822 | if (vars->duplex == DUPLEX_FULL) |
1823 | vars->link_status |= LINK_100TXFD; | |
1824 | else | |
1825 | vars->link_status |= LINK_100TXHD; | |
1826 | break; | |
1827 | ||
1828 | case GP_STATUS_1G: | |
1829 | case GP_STATUS_1G_KX: | |
6c55c3cd | 1830 | new_line_speed = SPEED_1000; |
ea4e040a YR |
1831 | if (vars->duplex == DUPLEX_FULL) |
1832 | vars->link_status |= LINK_1000TFD; | |
1833 | else | |
1834 | vars->link_status |= LINK_1000THD; | |
1835 | break; | |
1836 | ||
1837 | case GP_STATUS_2_5G: | |
6c55c3cd | 1838 | new_line_speed = SPEED_2500; |
ea4e040a YR |
1839 | if (vars->duplex == DUPLEX_FULL) |
1840 | vars->link_status |= LINK_2500TFD; | |
1841 | else | |
1842 | vars->link_status |= LINK_2500THD; | |
1843 | break; | |
1844 | ||
1845 | case GP_STATUS_5G: | |
1846 | case GP_STATUS_6G: | |
1847 | DP(NETIF_MSG_LINK, | |
1848 | "link speed unsupported gp_status 0x%x\n", | |
1849 | gp_status); | |
1850 | return -EINVAL; | |
ab6ad5a4 | 1851 | |
ea4e040a YR |
1852 | case GP_STATUS_10G_KX4: |
1853 | case GP_STATUS_10G_HIG: | |
1854 | case GP_STATUS_10G_CX4: | |
6c55c3cd | 1855 | new_line_speed = SPEED_10000; |
ea4e040a YR |
1856 | vars->link_status |= LINK_10GTFD; |
1857 | break; | |
1858 | ||
1859 | case GP_STATUS_12G_HIG: | |
6c55c3cd | 1860 | new_line_speed = SPEED_12000; |
ea4e040a YR |
1861 | vars->link_status |= LINK_12GTFD; |
1862 | break; | |
1863 | ||
1864 | case GP_STATUS_12_5G: | |
6c55c3cd | 1865 | new_line_speed = SPEED_12500; |
ea4e040a YR |
1866 | vars->link_status |= LINK_12_5GTFD; |
1867 | break; | |
1868 | ||
1869 | case GP_STATUS_13G: | |
6c55c3cd | 1870 | new_line_speed = SPEED_13000; |
ea4e040a YR |
1871 | vars->link_status |= LINK_13GTFD; |
1872 | break; | |
1873 | ||
1874 | case GP_STATUS_15G: | |
6c55c3cd | 1875 | new_line_speed = SPEED_15000; |
ea4e040a YR |
1876 | vars->link_status |= LINK_15GTFD; |
1877 | break; | |
1878 | ||
1879 | case GP_STATUS_16G: | |
6c55c3cd | 1880 | new_line_speed = SPEED_16000; |
ea4e040a YR |
1881 | vars->link_status |= LINK_16GTFD; |
1882 | break; | |
1883 | ||
1884 | default: | |
1885 | DP(NETIF_MSG_LINK, | |
1886 | "link speed unsupported gp_status 0x%x\n", | |
1887 | gp_status); | |
ab6ad5a4 | 1888 | return -EINVAL; |
ea4e040a YR |
1889 | } |
1890 | ||
6c55c3cd | 1891 | vars->line_speed = new_line_speed; |
ea4e040a | 1892 | |
e10bc84d | 1893 | |
ea4e040a YR |
1894 | } else { /* link_down */ |
1895 | DP(NETIF_MSG_LINK, "phy link down\n"); | |
1896 | ||
1897 | vars->phy_link_up = 0; | |
57963ed9 | 1898 | |
ea4e040a | 1899 | vars->duplex = DUPLEX_FULL; |
c0700f90 | 1900 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a | 1901 | vars->mac_type = MAC_TYPE_NONE; |
239d686d | 1902 | |
c18aa15d YR |
1903 | if ((phy->req_line_speed == SPEED_AUTO_NEG) && |
1904 | SINGLE_MEDIA_DIRECT(params)) { | |
239d686d | 1905 | /* Check signal is detected */ |
c18aa15d | 1906 | bnx2x_check_fallback_to_cl37(phy, params); |
239d686d | 1907 | } |
ea4e040a YR |
1908 | } |
1909 | ||
2381a55c | 1910 | DP(NETIF_MSG_LINK, "gp_status 0x%x phy_link_up %x line_speed %x\n", |
ea4e040a YR |
1911 | gp_status, vars->phy_link_up, vars->line_speed); |
1912 | DP(NETIF_MSG_LINK, "duplex %x flow_ctrl 0x%x" | |
1913 | " autoneg 0x%x\n", | |
1914 | vars->duplex, | |
1915 | vars->flow_ctrl, vars->autoneg); | |
1916 | DP(NETIF_MSG_LINK, "link_status 0x%x\n", vars->link_status); | |
1917 | ||
1918 | return rc; | |
1919 | } | |
1920 | ||
ed8680a7 | 1921 | static void bnx2x_set_gmii_tx_driver(struct link_params *params) |
ea4e040a YR |
1922 | { |
1923 | struct bnx2x *bp = params->bp; | |
e10bc84d | 1924 | struct bnx2x_phy *phy = ¶ms->phy[INT_PHY]; |
ea4e040a YR |
1925 | u16 lp_up2; |
1926 | u16 tx_driver; | |
c2c8b03e | 1927 | u16 bank; |
ea4e040a YR |
1928 | |
1929 | /* read precomp */ | |
e10bc84d | 1930 | CL45_RD_OVER_CL22(bp, phy, |
ea4e040a YR |
1931 | MDIO_REG_BANK_OVER_1G, |
1932 | MDIO_OVER_1G_LP_UP2, &lp_up2); | |
1933 | ||
ea4e040a YR |
1934 | /* bits [10:7] at lp_up2, positioned at [15:12] */ |
1935 | lp_up2 = (((lp_up2 & MDIO_OVER_1G_LP_UP2_PREEMPHASIS_MASK) >> | |
1936 | MDIO_OVER_1G_LP_UP2_PREEMPHASIS_SHIFT) << | |
1937 | MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT); | |
1938 | ||
c2c8b03e EG |
1939 | if (lp_up2 == 0) |
1940 | return; | |
1941 | ||
1942 | for (bank = MDIO_REG_BANK_TX0; bank <= MDIO_REG_BANK_TX3; | |
1943 | bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0)) { | |
e10bc84d | 1944 | CL45_RD_OVER_CL22(bp, phy, |
c2c8b03e EG |
1945 | bank, |
1946 | MDIO_TX0_TX_DRIVER, &tx_driver); | |
1947 | ||
1948 | /* replace tx_driver bits [15:12] */ | |
1949 | if (lp_up2 != | |
1950 | (tx_driver & MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK)) { | |
1951 | tx_driver &= ~MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK; | |
1952 | tx_driver |= lp_up2; | |
e10bc84d | 1953 | CL45_WR_OVER_CL22(bp, phy, |
c2c8b03e EG |
1954 | bank, |
1955 | MDIO_TX0_TX_DRIVER, tx_driver); | |
1956 | } | |
ea4e040a YR |
1957 | } |
1958 | } | |
1959 | ||
1960 | static u8 bnx2x_emac_program(struct link_params *params, | |
b7737c9b | 1961 | struct link_vars *vars) |
ea4e040a YR |
1962 | { |
1963 | struct bnx2x *bp = params->bp; | |
1964 | u8 port = params->port; | |
1965 | u16 mode = 0; | |
1966 | ||
1967 | DP(NETIF_MSG_LINK, "setting link speed & duplex\n"); | |
1968 | bnx2x_bits_dis(bp, GRCBASE_EMAC0 + port*0x400 + | |
1969 | EMAC_REG_EMAC_MODE, | |
1970 | (EMAC_MODE_25G_MODE | | |
1971 | EMAC_MODE_PORT_MII_10M | | |
1972 | EMAC_MODE_HALF_DUPLEX)); | |
b7737c9b | 1973 | switch (vars->line_speed) { |
ea4e040a YR |
1974 | case SPEED_10: |
1975 | mode |= EMAC_MODE_PORT_MII_10M; | |
1976 | break; | |
1977 | ||
1978 | case SPEED_100: | |
1979 | mode |= EMAC_MODE_PORT_MII; | |
1980 | break; | |
1981 | ||
1982 | case SPEED_1000: | |
1983 | mode |= EMAC_MODE_PORT_GMII; | |
1984 | break; | |
1985 | ||
1986 | case SPEED_2500: | |
1987 | mode |= (EMAC_MODE_25G_MODE | EMAC_MODE_PORT_GMII); | |
1988 | break; | |
1989 | ||
1990 | default: | |
1991 | /* 10G not valid for EMAC */ | |
b7737c9b YR |
1992 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", |
1993 | vars->line_speed); | |
ea4e040a YR |
1994 | return -EINVAL; |
1995 | } | |
1996 | ||
b7737c9b | 1997 | if (vars->duplex == DUPLEX_HALF) |
ea4e040a YR |
1998 | mode |= EMAC_MODE_HALF_DUPLEX; |
1999 | bnx2x_bits_en(bp, | |
2000 | GRCBASE_EMAC0 + port*0x400 + EMAC_REG_EMAC_MODE, | |
2001 | mode); | |
2002 | ||
b7737c9b | 2003 | bnx2x_set_led(params, LED_MODE_OPER, vars->line_speed); |
ea4e040a YR |
2004 | return 0; |
2005 | } | |
2006 | ||
b7737c9b YR |
2007 | static u8 bnx2x_init_serdes(struct bnx2x_phy *phy, |
2008 | struct link_params *params, | |
2009 | struct link_vars *vars) | |
2010 | { | |
2011 | u8 rc; | |
2012 | vars->phy_flags |= PHY_SGMII_FLAG; | |
2013 | bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc); | |
2014 | bnx2x_set_aer_mmd(params, phy); | |
2015 | rc = bnx2x_reset_unicore(params, phy, 1); | |
2016 | /* reset the SerDes and wait for reset bit return low */ | |
2017 | if (rc != 0) | |
2018 | return rc; | |
2019 | bnx2x_set_aer_mmd(params, phy); | |
2020 | ||
2021 | return rc; | |
2022 | } | |
2023 | ||
2024 | static u8 bnx2x_init_xgxs(struct bnx2x_phy *phy, | |
2025 | struct link_params *params, | |
2026 | struct link_vars *vars) | |
2027 | { | |
2028 | u8 rc; | |
2029 | vars->phy_flags = PHY_XGXS_FLAG; | |
2030 | if ((phy->req_line_speed && | |
2031 | ((phy->req_line_speed == SPEED_100) || | |
2032 | (phy->req_line_speed == SPEED_10))) || | |
2033 | (!phy->req_line_speed && | |
2034 | (phy->speed_cap_mask >= | |
2035 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) && | |
2036 | (phy->speed_cap_mask < | |
2037 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) | |
2038 | )) | |
2039 | vars->phy_flags |= PHY_SGMII_FLAG; | |
2040 | else | |
2041 | vars->phy_flags &= ~PHY_SGMII_FLAG; | |
2042 | ||
2043 | bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc); | |
2044 | bnx2x_set_aer_mmd(params, phy); | |
2045 | bnx2x_set_master_ln(params, phy); | |
2046 | ||
2047 | rc = bnx2x_reset_unicore(params, phy, 0); | |
2048 | /* reset the SerDes and wait for reset bit return low */ | |
2049 | if (rc != 0) | |
2050 | return rc; | |
2051 | ||
2052 | bnx2x_set_aer_mmd(params, phy); | |
e10bc84d | 2053 | |
b7737c9b YR |
2054 | /* setting the masterLn_def again after the reset */ |
2055 | bnx2x_set_master_ln(params, phy); | |
2056 | bnx2x_set_swap_lanes(params, phy); | |
2057 | ||
2058 | return rc; | |
2059 | } | |
c18aa15d | 2060 | |
ea4e040a | 2061 | /*****************************************************************************/ |
d90d96ba | 2062 | /* External Phy section */ |
ea4e040a | 2063 | /*****************************************************************************/ |
f57a6025 | 2064 | void bnx2x_ext_phy_hw_reset(struct bnx2x *bp, u8 port) |
ea4e040a YR |
2065 | { |
2066 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
17de50b7 | 2067 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
ea4e040a YR |
2068 | msleep(1); |
2069 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
62b29a5d | 2070 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, port); |
ea4e040a YR |
2071 | } |
2072 | ||
a35da8db | 2073 | static void bnx2x_save_spirom_version(struct bnx2x *bp, u8 port, |
c18aa15d | 2074 | u32 spirom_ver, u32 ver_addr) |
a35da8db | 2075 | { |
ab6ad5a4 EG |
2076 | DP(NETIF_MSG_LINK, "FW version 0x%x:0x%x for port %d\n", |
2077 | (u16)(spirom_ver>>16), (u16)spirom_ver, port); | |
c18aa15d YR |
2078 | |
2079 | if (ver_addr) | |
2080 | REG_WR(bp, ver_addr, spirom_ver); | |
a35da8db EG |
2081 | } |
2082 | ||
c18aa15d | 2083 | static void bnx2x_save_bcm_spirom_ver(struct bnx2x *bp, |
e10bc84d | 2084 | struct bnx2x_phy *phy, |
c18aa15d | 2085 | u8 port) |
a35da8db EG |
2086 | { |
2087 | u16 fw_ver1, fw_ver2; | |
ab6ad5a4 | 2088 | |
e10bc84d | 2089 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, |
a35da8db | 2090 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); |
e10bc84d | 2091 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, |
a35da8db | 2092 | MDIO_PMA_REG_ROM_VER2, &fw_ver2); |
c18aa15d YR |
2093 | bnx2x_save_spirom_version(bp, port, (u32)(fw_ver1<<16 | fw_ver2), |
2094 | phy->ver_addr); | |
a35da8db EG |
2095 | } |
2096 | ||
c18aa15d YR |
2097 | static void bnx2x_save_848xx_spirom_version(struct bnx2x_phy *phy, |
2098 | struct link_params *params) | |
b1607af5 EG |
2099 | { |
2100 | u16 val, fw_ver1, fw_ver2, cnt; | |
e10bc84d YR |
2101 | struct bnx2x *bp = params->bp; |
2102 | ||
2103 | /* For the 32 bits registers in 848xx, access via MDIO2ARM interface.*/ | |
b1607af5 | 2104 | /* (1) set register 0xc200_0014(SPI_BRIDGE_CTRL_2) to 0x03000000 */ |
62b29a5d YR |
2105 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA819, 0x0014); |
2106 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81A, 0xc200); | |
2107 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81B, 0x0000); | |
2108 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81C, 0x0300); | |
2109 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA817, 0x0009); | |
b1607af5 EG |
2110 | |
2111 | for (cnt = 0; cnt < 100; cnt++) { | |
62b29a5d | 2112 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA818, &val); |
b1607af5 EG |
2113 | if (val & 1) |
2114 | break; | |
2115 | udelay(5); | |
2116 | } | |
2117 | if (cnt == 100) { | |
c18aa15d YR |
2118 | DP(NETIF_MSG_LINK, "Unable to read 848xx phy fw version(1)\n"); |
2119 | bnx2x_save_spirom_version(bp, params->port, 0, | |
2120 | phy->ver_addr); | |
b1607af5 EG |
2121 | return; |
2122 | } | |
2123 | ||
2124 | ||
2125 | /* 2) read register 0xc200_0000 (SPI_FW_STATUS) */ | |
62b29a5d YR |
2126 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA819, 0x0000); |
2127 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81A, 0xc200); | |
2128 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA817, 0x000A); | |
b1607af5 | 2129 | for (cnt = 0; cnt < 100; cnt++) { |
62b29a5d | 2130 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA818, &val); |
b1607af5 EG |
2131 | if (val & 1) |
2132 | break; | |
2133 | udelay(5); | |
2134 | } | |
2135 | if (cnt == 100) { | |
62b29a5d YR |
2136 | DP(NETIF_MSG_LINK, "Unable to read 848xx phy fw version(2)\n"); |
2137 | bnx2x_save_spirom_version(bp, params->port, 0, | |
2138 | phy->ver_addr); | |
b1607af5 EG |
2139 | return; |
2140 | } | |
2141 | ||
2142 | /* lower 16 bits of the register SPI_FW_STATUS */ | |
62b29a5d | 2143 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA81B, &fw_ver1); |
b1607af5 | 2144 | /* upper 16 bits of register SPI_FW_STATUS */ |
62b29a5d | 2145 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA81C, &fw_ver2); |
ea4e040a | 2146 | |
62b29a5d YR |
2147 | bnx2x_save_spirom_version(bp, params->port, (fw_ver2<<16) | fw_ver1, |
2148 | phy->ver_addr); | |
ea4e040a | 2149 | } |
e10bc84d | 2150 | static u8 bnx2x_8073_is_snr_needed(struct bnx2x *bp, struct bnx2x_phy *phy) |
ea4e040a YR |
2151 | { |
2152 | /* This is only required for 8073A1, version 102 only */ | |
ea4e040a YR |
2153 | u16 val; |
2154 | ||
2155 | /* Read 8073 HW revision*/ | |
e10bc84d | 2156 | bnx2x_cl45_read(bp, phy, |
ea4e040a | 2157 | MDIO_PMA_DEVAD, |
052a38e0 | 2158 | MDIO_PMA_REG_8073_CHIP_REV, &val); |
ea4e040a YR |
2159 | |
2160 | if (val != 1) { | |
2161 | /* No need to workaround in 8073 A1 */ | |
2162 | return 0; | |
2163 | } | |
2164 | ||
e10bc84d | 2165 | bnx2x_cl45_read(bp, phy, |
ea4e040a YR |
2166 | MDIO_PMA_DEVAD, |
2167 | MDIO_PMA_REG_ROM_VER2, &val); | |
2168 | ||
2169 | /* SNR should be applied only for version 0x102 */ | |
2170 | if (val != 0x102) | |
2171 | return 0; | |
2172 | ||
2173 | return 1; | |
2174 | } | |
e10bc84d | 2175 | static u8 bnx2x_8073_xaui_wa(struct bnx2x *bp, struct bnx2x_phy *phy) |
ea4e040a | 2176 | { |
ea4e040a YR |
2177 | u16 val, cnt, cnt1 ; |
2178 | ||
e10bc84d | 2179 | bnx2x_cl45_read(bp, phy, |
ea4e040a | 2180 | MDIO_PMA_DEVAD, |
052a38e0 | 2181 | MDIO_PMA_REG_8073_CHIP_REV, &val); |
ea4e040a YR |
2182 | |
2183 | if (val > 0) { | |
2184 | /* No need to workaround in 8073 A1 */ | |
2185 | return 0; | |
2186 | } | |
2187 | /* XAUI workaround in 8073 A0: */ | |
2188 | ||
2189 | /* After loading the boot ROM and restarting Autoneg, | |
2190 | poll Dev1, Reg $C820: */ | |
2191 | ||
2192 | for (cnt = 0; cnt < 1000; cnt++) { | |
e10bc84d | 2193 | bnx2x_cl45_read(bp, phy, |
ea4e040a | 2194 | MDIO_PMA_DEVAD, |
052a38e0 EG |
2195 | MDIO_PMA_REG_8073_SPEED_LINK_STATUS, |
2196 | &val); | |
ea4e040a YR |
2197 | /* If bit [14] = 0 or bit [13] = 0, continue on with |
2198 | system initialization (XAUI work-around not required, | |
2199 | as these bits indicate 2.5G or 1G link up). */ | |
2200 | if (!(val & (1<<14)) || !(val & (1<<13))) { | |
2201 | DP(NETIF_MSG_LINK, "XAUI work-around not required\n"); | |
2202 | return 0; | |
2203 | } else if (!(val & (1<<15))) { | |
2204 | DP(NETIF_MSG_LINK, "clc bit 15 went off\n"); | |
2205 | /* If bit 15 is 0, then poll Dev1, Reg $C841 until | |
2206 | it's MSB (bit 15) goes to 1 (indicating that the | |
2207 | XAUI workaround has completed), | |
2208 | then continue on with system initialization.*/ | |
2209 | for (cnt1 = 0; cnt1 < 1000; cnt1++) { | |
e10bc84d | 2210 | bnx2x_cl45_read(bp, phy, |
ea4e040a | 2211 | MDIO_PMA_DEVAD, |
052a38e0 | 2212 | MDIO_PMA_REG_8073_XAUI_WA, &val); |
ea4e040a YR |
2213 | if (val & (1<<15)) { |
2214 | DP(NETIF_MSG_LINK, | |
2215 | "XAUI workaround has completed\n"); | |
2216 | return 0; | |
2217 | } | |
2218 | msleep(3); | |
2219 | } | |
2220 | break; | |
2221 | } | |
2222 | msleep(3); | |
2223 | } | |
2224 | DP(NETIF_MSG_LINK, "Warning: XAUI work-around timeout !!!\n"); | |
2225 | return -EINVAL; | |
ea4e040a YR |
2226 | } |
2227 | ||
e10bc84d YR |
2228 | static void bnx2x_8073_8727_external_rom_boot(struct bnx2x *bp, |
2229 | struct bnx2x_phy *phy, | |
c18aa15d | 2230 | u8 port) |
ea4e040a | 2231 | { |
6bbca910 | 2232 | /* Boot port from external ROM */ |
ea4e040a | 2233 | /* EDC grst */ |
e10bc84d | 2234 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
2235 | MDIO_PMA_DEVAD, |
2236 | MDIO_PMA_REG_GEN_CTRL, | |
2237 | 0x0001); | |
2238 | ||
2239 | /* ucode reboot and rst */ | |
e10bc84d | 2240 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
2241 | MDIO_PMA_DEVAD, |
2242 | MDIO_PMA_REG_GEN_CTRL, | |
2243 | 0x008c); | |
2244 | ||
e10bc84d | 2245 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
2246 | MDIO_PMA_DEVAD, |
2247 | MDIO_PMA_REG_MISC_CTRL1, 0x0001); | |
2248 | ||
2249 | /* Reset internal microprocessor */ | |
e10bc84d | 2250 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
2251 | MDIO_PMA_DEVAD, |
2252 | MDIO_PMA_REG_GEN_CTRL, | |
2253 | MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET); | |
2254 | ||
2255 | /* Release srst bit */ | |
e10bc84d | 2256 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
2257 | MDIO_PMA_DEVAD, |
2258 | MDIO_PMA_REG_GEN_CTRL, | |
2259 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); | |
2260 | ||
8ca60a68 YR |
2261 | /* wait for 120ms for code download via SPI port */ |
2262 | msleep(120); | |
ea4e040a YR |
2263 | |
2264 | /* Clear ser_boot_ctl bit */ | |
e10bc84d | 2265 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
2266 | MDIO_PMA_DEVAD, |
2267 | MDIO_PMA_REG_MISC_CTRL1, 0x0000); | |
c18aa15d | 2268 | bnx2x_save_bcm_spirom_ver(bp, phy, port); |
6bbca910 | 2269 | } |
ea4e040a | 2270 | |
e10bc84d YR |
2271 | static void bnx2x_8726_external_rom_boot(struct bnx2x_phy *phy, |
2272 | struct link_params *params) | |
589abe3a EG |
2273 | { |
2274 | struct bnx2x *bp = params->bp; | |
589abe3a EG |
2275 | /* Need to wait 100ms after reset */ |
2276 | msleep(100); | |
2277 | ||
589abe3a | 2278 | /* Micro controller re-boot */ |
e10bc84d | 2279 | bnx2x_cl45_write(bp, phy, |
62b29a5d | 2280 | MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x018B); |
589abe3a EG |
2281 | |
2282 | /* Set soft reset */ | |
e10bc84d | 2283 | bnx2x_cl45_write(bp, phy, |
589abe3a EG |
2284 | MDIO_PMA_DEVAD, |
2285 | MDIO_PMA_REG_GEN_CTRL, | |
2286 | MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET); | |
2287 | ||
e10bc84d | 2288 | bnx2x_cl45_write(bp, phy, |
cc1cb004 | 2289 | MDIO_PMA_DEVAD, |
93f72884 | 2290 | MDIO_PMA_REG_MISC_CTRL1, 0x0001); |
cc1cb004 | 2291 | |
e10bc84d | 2292 | bnx2x_cl45_write(bp, phy, |
589abe3a EG |
2293 | MDIO_PMA_DEVAD, |
2294 | MDIO_PMA_REG_GEN_CTRL, | |
2295 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); | |
2296 | ||
cc1cb004 EG |
2297 | /* wait for 150ms for microcode load */ |
2298 | msleep(150); | |
589abe3a EG |
2299 | |
2300 | /* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */ | |
e10bc84d | 2301 | bnx2x_cl45_write(bp, phy, |
589abe3a EG |
2302 | MDIO_PMA_DEVAD, |
2303 | MDIO_PMA_REG_MISC_CTRL1, 0x0000); | |
2304 | ||
2305 | msleep(200); | |
c18aa15d | 2306 | bnx2x_save_bcm_spirom_ver(bp, phy, params->port); |
589abe3a EG |
2307 | } |
2308 | ||
e10bc84d YR |
2309 | static void bnx2x_sfp_set_transmitter(struct bnx2x *bp, |
2310 | struct bnx2x_phy *phy, | |
b7737c9b | 2311 | u8 port, |
e10bc84d | 2312 | u8 tx_en) |
589abe3a EG |
2313 | { |
2314 | u16 val; | |
ab6ad5a4 | 2315 | |
b7737c9b YR |
2316 | DP(NETIF_MSG_LINK, "Setting transmitter tx_en=%x for port %x\n", |
2317 | tx_en, port); | |
589abe3a | 2318 | /* Disable/Enable transmitter ( TX laser of the SFP+ module.)*/ |
e10bc84d | 2319 | bnx2x_cl45_read(bp, phy, |
589abe3a EG |
2320 | MDIO_PMA_DEVAD, |
2321 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
2322 | &val); | |
2323 | ||
2324 | if (tx_en) | |
2325 | val &= ~(1<<15); | |
2326 | else | |
2327 | val |= (1<<15); | |
2328 | ||
e10bc84d | 2329 | bnx2x_cl45_write(bp, phy, |
589abe3a EG |
2330 | MDIO_PMA_DEVAD, |
2331 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
2332 | val); | |
2333 | } | |
2334 | ||
e10bc84d YR |
2335 | static u8 bnx2x_8726_read_sfp_module_eeprom(struct bnx2x_phy *phy, |
2336 | struct link_params *params, | |
4d295db0 EG |
2337 | u16 addr, u8 byte_cnt, u8 *o_buf) |
2338 | { | |
589abe3a | 2339 | struct bnx2x *bp = params->bp; |
4d295db0 EG |
2340 | u16 val = 0; |
2341 | u16 i; | |
589abe3a EG |
2342 | if (byte_cnt > 16) { |
2343 | DP(NETIF_MSG_LINK, "Reading from eeprom is" | |
2344 | " is limited to 0xf\n"); | |
2345 | return -EINVAL; | |
2346 | } | |
2347 | /* Set the read command byte count */ | |
e10bc84d YR |
2348 | bnx2x_cl45_write(bp, phy, |
2349 | MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT, | |
589abe3a EG |
2350 | (byte_cnt | 0xa000)); |
2351 | ||
2352 | /* Set the read command address */ | |
e10bc84d YR |
2353 | bnx2x_cl45_write(bp, phy, |
2354 | MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR, | |
589abe3a EG |
2355 | addr); |
2356 | ||
2357 | /* Activate read command */ | |
e10bc84d YR |
2358 | bnx2x_cl45_write(bp, phy, |
2359 | MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, | |
589abe3a EG |
2360 | 0x2c0f); |
2361 | ||
2362 | /* Wait up to 500us for command complete status */ | |
2363 | for (i = 0; i < 100; i++) { | |
e10bc84d | 2364 | bnx2x_cl45_read(bp, phy, |
589abe3a | 2365 | MDIO_PMA_DEVAD, |
4d295db0 EG |
2366 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); |
2367 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == | |
2368 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) | |
589abe3a EG |
2369 | break; |
2370 | udelay(5); | |
2371 | } | |
2372 | ||
4d295db0 EG |
2373 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) != |
2374 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) { | |
589abe3a EG |
2375 | DP(NETIF_MSG_LINK, |
2376 | "Got bad status 0x%x when reading from SFP+ EEPROM\n", | |
4d295db0 | 2377 | (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK)); |
589abe3a EG |
2378 | return -EINVAL; |
2379 | } | |
2380 | ||
2381 | /* Read the buffer */ | |
2382 | for (i = 0; i < byte_cnt; i++) { | |
e10bc84d | 2383 | bnx2x_cl45_read(bp, phy, |
589abe3a EG |
2384 | MDIO_PMA_DEVAD, |
2385 | MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF + i, &val); | |
2386 | o_buf[i] = (u8)(val & MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK); | |
2387 | } | |
2388 | ||
2389 | for (i = 0; i < 100; i++) { | |
e10bc84d | 2390 | bnx2x_cl45_read(bp, phy, |
589abe3a | 2391 | MDIO_PMA_DEVAD, |
4d295db0 EG |
2392 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); |
2393 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == | |
2394 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE) | |
e10bc84d | 2395 | return 0; |
4d295db0 EG |
2396 | msleep(1); |
2397 | } | |
2398 | return -EINVAL; | |
2399 | } | |
2400 | ||
e10bc84d YR |
2401 | static u8 bnx2x_8727_read_sfp_module_eeprom(struct bnx2x_phy *phy, |
2402 | struct link_params *params, | |
4d295db0 EG |
2403 | u16 addr, u8 byte_cnt, u8 *o_buf) |
2404 | { | |
2405 | struct bnx2x *bp = params->bp; | |
2406 | u16 val, i; | |
4d295db0 EG |
2407 | |
2408 | if (byte_cnt > 16) { | |
2409 | DP(NETIF_MSG_LINK, "Reading from eeprom is" | |
2410 | " is limited to 0xf\n"); | |
2411 | return -EINVAL; | |
2412 | } | |
2413 | ||
2414 | /* Need to read from 1.8000 to clear it */ | |
e10bc84d | 2415 | bnx2x_cl45_read(bp, phy, |
4d295db0 EG |
2416 | MDIO_PMA_DEVAD, |
2417 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, | |
2418 | &val); | |
2419 | ||
2420 | /* Set the read command byte count */ | |
e10bc84d | 2421 | bnx2x_cl45_write(bp, phy, |
4d295db0 EG |
2422 | MDIO_PMA_DEVAD, |
2423 | MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT, | |
2424 | ((byte_cnt < 2) ? 2 : byte_cnt)); | |
2425 | ||
2426 | /* Set the read command address */ | |
e10bc84d | 2427 | bnx2x_cl45_write(bp, phy, |
4d295db0 EG |
2428 | MDIO_PMA_DEVAD, |
2429 | MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR, | |
2430 | addr); | |
2431 | /* Set the destination address */ | |
e10bc84d | 2432 | bnx2x_cl45_write(bp, phy, |
4d295db0 EG |
2433 | MDIO_PMA_DEVAD, |
2434 | 0x8004, | |
2435 | MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF); | |
2436 | ||
2437 | /* Activate read command */ | |
e10bc84d | 2438 | bnx2x_cl45_write(bp, phy, |
4d295db0 EG |
2439 | MDIO_PMA_DEVAD, |
2440 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, | |
2441 | 0x8002); | |
2442 | /* Wait appropriate time for two-wire command to finish before | |
2443 | polling the status register */ | |
2444 | msleep(1); | |
2445 | ||
2446 | /* Wait up to 500us for command complete status */ | |
2447 | for (i = 0; i < 100; i++) { | |
e10bc84d | 2448 | bnx2x_cl45_read(bp, phy, |
4d295db0 EG |
2449 | MDIO_PMA_DEVAD, |
2450 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); | |
2451 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == | |
2452 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) | |
2453 | break; | |
2454 | udelay(5); | |
2455 | } | |
2456 | ||
2457 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) != | |
2458 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) { | |
2459 | DP(NETIF_MSG_LINK, | |
2460 | "Got bad status 0x%x when reading from SFP+ EEPROM\n", | |
2461 | (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK)); | |
2462 | return -EINVAL; | |
2463 | } | |
2464 | ||
2465 | /* Read the buffer */ | |
2466 | for (i = 0; i < byte_cnt; i++) { | |
e10bc84d | 2467 | bnx2x_cl45_read(bp, phy, |
4d295db0 EG |
2468 | MDIO_PMA_DEVAD, |
2469 | MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF + i, &val); | |
2470 | o_buf[i] = (u8)(val & MDIO_PMA_REG_8727_TWO_WIRE_DATA_MASK); | |
2471 | } | |
2472 | ||
2473 | for (i = 0; i < 100; i++) { | |
e10bc84d | 2474 | bnx2x_cl45_read(bp, phy, |
4d295db0 EG |
2475 | MDIO_PMA_DEVAD, |
2476 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); | |
2477 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == | |
2478 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE) | |
589abe3a EG |
2479 | return 0;; |
2480 | msleep(1); | |
2481 | } | |
4d295db0 | 2482 | |
589abe3a EG |
2483 | return -EINVAL; |
2484 | } | |
2485 | ||
e10bc84d YR |
2486 | u8 bnx2x_read_sfp_module_eeprom(struct bnx2x_phy *phy, |
2487 | struct link_params *params, u16 addr, | |
4d295db0 EG |
2488 | u8 byte_cnt, u8 *o_buf) |
2489 | { | |
e10bc84d YR |
2490 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) |
2491 | return bnx2x_8726_read_sfp_module_eeprom(phy, params, addr, | |
4d295db0 | 2492 | byte_cnt, o_buf); |
e10bc84d YR |
2493 | else if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) |
2494 | return bnx2x_8727_read_sfp_module_eeprom(phy, params, addr, | |
4d295db0 EG |
2495 | byte_cnt, o_buf); |
2496 | return -EINVAL; | |
2497 | } | |
589abe3a | 2498 | |
e10bc84d YR |
2499 | static u8 bnx2x_get_edc_mode(struct bnx2x_phy *phy, |
2500 | struct link_params *params, | |
4d295db0 | 2501 | u16 *edc_mode) |
589abe3a EG |
2502 | { |
2503 | struct bnx2x *bp = params->bp; | |
4d295db0 EG |
2504 | u8 val, check_limiting_mode = 0; |
2505 | *edc_mode = EDC_MODE_LIMITING; | |
589abe3a EG |
2506 | |
2507 | /* First check for copper cable */ | |
62b29a5d YR |
2508 | if (bnx2x_read_sfp_module_eeprom(phy, |
2509 | params, | |
2510 | SFP_EEPROM_CON_TYPE_ADDR, | |
2511 | 1, | |
2512 | &val) != 0) { | |
4d295db0 | 2513 | DP(NETIF_MSG_LINK, "Failed to read from SFP+ module EEPROM\n"); |
589abe3a EG |
2514 | return -EINVAL; |
2515 | } | |
2516 | ||
2517 | switch (val) { | |
2518 | case SFP_EEPROM_CON_TYPE_VAL_COPPER: | |
2519 | { | |
2520 | u8 copper_module_type; | |
ab6ad5a4 | 2521 | |
589abe3a EG |
2522 | /* Check if its active cable( includes SFP+ module) |
2523 | of passive cable*/ | |
62b29a5d YR |
2524 | if (bnx2x_read_sfp_module_eeprom(phy, |
2525 | params, | |
589abe3a EG |
2526 | SFP_EEPROM_FC_TX_TECH_ADDR, |
2527 | 1, | |
2528 | &copper_module_type) != | |
2529 | 0) { | |
2530 | DP(NETIF_MSG_LINK, | |
2531 | "Failed to read copper-cable-type" | |
2532 | " from SFP+ EEPROM\n"); | |
2533 | return -EINVAL; | |
2534 | } | |
2535 | ||
2536 | if (copper_module_type & | |
2537 | SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) { | |
2538 | DP(NETIF_MSG_LINK, "Active Copper cable detected\n"); | |
4d295db0 | 2539 | check_limiting_mode = 1; |
589abe3a EG |
2540 | } else if (copper_module_type & |
2541 | SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) { | |
2542 | DP(NETIF_MSG_LINK, "Passive Copper" | |
2543 | " cable detected\n"); | |
4d295db0 EG |
2544 | *edc_mode = |
2545 | EDC_MODE_PASSIVE_DAC; | |
589abe3a EG |
2546 | } else { |
2547 | DP(NETIF_MSG_LINK, "Unknown copper-cable-" | |
2548 | "type 0x%x !!!\n", copper_module_type); | |
2549 | return -EINVAL; | |
2550 | } | |
2551 | break; | |
2552 | } | |
2553 | case SFP_EEPROM_CON_TYPE_VAL_LC: | |
2554 | DP(NETIF_MSG_LINK, "Optic module detected\n"); | |
4d295db0 | 2555 | check_limiting_mode = 1; |
589abe3a | 2556 | break; |
589abe3a EG |
2557 | default: |
2558 | DP(NETIF_MSG_LINK, "Unable to determine module type 0x%x !!!\n", | |
2559 | val); | |
2560 | return -EINVAL; | |
2561 | } | |
4d295db0 EG |
2562 | |
2563 | if (check_limiting_mode) { | |
2564 | u8 options[SFP_EEPROM_OPTIONS_SIZE]; | |
62b29a5d YR |
2565 | if (bnx2x_read_sfp_module_eeprom(phy, |
2566 | params, | |
2567 | SFP_EEPROM_OPTIONS_ADDR, | |
2568 | SFP_EEPROM_OPTIONS_SIZE, | |
2569 | options) != 0) { | |
4d295db0 EG |
2570 | DP(NETIF_MSG_LINK, "Failed to read Option" |
2571 | " field from module EEPROM\n"); | |
2572 | return -EINVAL; | |
2573 | } | |
2574 | if ((options[0] & SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK)) | |
2575 | *edc_mode = EDC_MODE_LINEAR; | |
2576 | else | |
2577 | *edc_mode = EDC_MODE_LIMITING; | |
2578 | } | |
2579 | DP(NETIF_MSG_LINK, "EDC mode is set to 0x%x\n", *edc_mode); | |
589abe3a EG |
2580 | return 0; |
2581 | } | |
589abe3a EG |
2582 | /* This function read the relevant field from the module ( SFP+ ), |
2583 | and verify it is compliant with this board */ | |
e10bc84d YR |
2584 | static u8 bnx2x_verify_sfp_module(struct bnx2x_phy *phy, |
2585 | struct link_params *params) | |
589abe3a EG |
2586 | { |
2587 | struct bnx2x *bp = params->bp; | |
4d295db0 EG |
2588 | u32 val; |
2589 | u32 fw_resp; | |
2590 | char vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE+1]; | |
2591 | char vendor_pn[SFP_EEPROM_PART_NO_SIZE+1]; | |
2592 | ||
2593 | val = REG_RD(bp, params->shmem_base + | |
2594 | offsetof(struct shmem_region, dev_info. | |
2595 | port_feature_config[params->port].config)); | |
2596 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == | |
2597 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_NO_ENFORCEMENT) { | |
589abe3a EG |
2598 | DP(NETIF_MSG_LINK, "NOT enforcing module verification\n"); |
2599 | return 0; | |
2600 | } | |
2601 | ||
4d295db0 EG |
2602 | /* Ask the FW to validate the module */ |
2603 | if (!(params->feature_config_flags & | |
2604 | FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY)) { | |
2605 | DP(NETIF_MSG_LINK, "FW does not support OPT MDL " | |
2606 | "verification\n"); | |
2607 | return -EINVAL; | |
2608 | } | |
2609 | ||
2610 | fw_resp = bnx2x_fw_command(bp, DRV_MSG_CODE_VRFY_OPT_MDL); | |
2611 | if (fw_resp == FW_MSG_CODE_VRFY_OPT_MDL_SUCCESS) { | |
2612 | DP(NETIF_MSG_LINK, "Approved module\n"); | |
589abe3a EG |
2613 | return 0; |
2614 | } | |
2615 | ||
4d295db0 | 2616 | /* format the warning message */ |
62b29a5d YR |
2617 | if (bnx2x_read_sfp_module_eeprom(phy, |
2618 | params, | |
589abe3a EG |
2619 | SFP_EEPROM_VENDOR_NAME_ADDR, |
2620 | SFP_EEPROM_VENDOR_NAME_SIZE, | |
4d295db0 EG |
2621 | (u8 *)vendor_name)) |
2622 | vendor_name[0] = '\0'; | |
2623 | else | |
2624 | vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE] = '\0'; | |
62b29a5d YR |
2625 | if (bnx2x_read_sfp_module_eeprom(phy, |
2626 | params, | |
4d295db0 EG |
2627 | SFP_EEPROM_PART_NO_ADDR, |
2628 | SFP_EEPROM_PART_NO_SIZE, | |
2629 | (u8 *)vendor_pn)) | |
2630 | vendor_pn[0] = '\0'; | |
2631 | else | |
2632 | vendor_pn[SFP_EEPROM_PART_NO_SIZE] = '\0'; | |
589abe3a | 2633 | |
e10bc84d YR |
2634 | netdev_info(bp->dev, "Warning: Unqualified SFP+ module detected," |
2635 | " Port %d from %s part number %s\n", | |
7995c64e | 2636 | params->port, vendor_name, vendor_pn); |
589abe3a EG |
2637 | return -EINVAL; |
2638 | } | |
2639 | ||
e10bc84d YR |
2640 | static u8 bnx2x_8726_set_limiting_mode(struct bnx2x *bp, |
2641 | struct bnx2x_phy *phy, | |
62b29a5d | 2642 | u16 edc_mode) |
589abe3a | 2643 | { |
cc1cb004 | 2644 | u16 cur_limiting_mode; |
cc1cb004 | 2645 | |
e10bc84d | 2646 | bnx2x_cl45_read(bp, phy, |
cc1cb004 EG |
2647 | MDIO_PMA_DEVAD, |
2648 | MDIO_PMA_REG_ROM_VER2, | |
2649 | &cur_limiting_mode); | |
2650 | DP(NETIF_MSG_LINK, "Current Limiting mode is 0x%x\n", | |
2651 | cur_limiting_mode); | |
2652 | ||
4d295db0 | 2653 | if (edc_mode == EDC_MODE_LIMITING) { |
589abe3a | 2654 | DP(NETIF_MSG_LINK, |
4d295db0 | 2655 | "Setting LIMITING MODE\n"); |
e10bc84d | 2656 | bnx2x_cl45_write(bp, phy, |
62b29a5d YR |
2657 | MDIO_PMA_DEVAD, |
2658 | MDIO_PMA_REG_ROM_VER2, | |
2659 | EDC_MODE_LIMITING); | |
589abe3a | 2660 | } else { /* LRM mode ( default )*/ |
cc1cb004 | 2661 | |
4d295db0 | 2662 | DP(NETIF_MSG_LINK, "Setting LRM MODE\n"); |
589abe3a | 2663 | |
589abe3a EG |
2664 | /* Changing to LRM mode takes quite few seconds. |
2665 | So do it only if current mode is limiting | |
2666 | ( default is LRM )*/ | |
4d295db0 | 2667 | if (cur_limiting_mode != EDC_MODE_LIMITING) |
589abe3a EG |
2668 | return 0; |
2669 | ||
e10bc84d | 2670 | bnx2x_cl45_write(bp, phy, |
589abe3a EG |
2671 | MDIO_PMA_DEVAD, |
2672 | MDIO_PMA_REG_LRM_MODE, | |
2673 | 0); | |
e10bc84d | 2674 | bnx2x_cl45_write(bp, phy, |
589abe3a EG |
2675 | MDIO_PMA_DEVAD, |
2676 | MDIO_PMA_REG_ROM_VER2, | |
2677 | 0x128); | |
e10bc84d | 2678 | bnx2x_cl45_write(bp, phy, |
589abe3a EG |
2679 | MDIO_PMA_DEVAD, |
2680 | MDIO_PMA_REG_MISC_CTRL0, | |
2681 | 0x4008); | |
e10bc84d | 2682 | bnx2x_cl45_write(bp, phy, |
589abe3a EG |
2683 | MDIO_PMA_DEVAD, |
2684 | MDIO_PMA_REG_LRM_MODE, | |
2685 | 0xaaaa); | |
2686 | } | |
2687 | return 0; | |
2688 | } | |
2689 | ||
e10bc84d YR |
2690 | static u8 bnx2x_8727_set_limiting_mode(struct bnx2x *bp, |
2691 | struct bnx2x_phy *phy, | |
4d295db0 EG |
2692 | u16 edc_mode) |
2693 | { | |
4d295db0 EG |
2694 | u16 phy_identifier; |
2695 | u16 rom_ver2_val; | |
e10bc84d | 2696 | bnx2x_cl45_read(bp, phy, |
4d295db0 EG |
2697 | MDIO_PMA_DEVAD, |
2698 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
2699 | &phy_identifier); | |
2700 | ||
e10bc84d | 2701 | bnx2x_cl45_write(bp, phy, |
4d295db0 EG |
2702 | MDIO_PMA_DEVAD, |
2703 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
2704 | (phy_identifier & ~(1<<9))); | |
2705 | ||
e10bc84d | 2706 | bnx2x_cl45_read(bp, phy, |
4d295db0 EG |
2707 | MDIO_PMA_DEVAD, |
2708 | MDIO_PMA_REG_ROM_VER2, | |
2709 | &rom_ver2_val); | |
2710 | /* Keep the MSB 8-bits, and set the LSB 8-bits with the edc_mode */ | |
e10bc84d | 2711 | bnx2x_cl45_write(bp, phy, |
4d295db0 EG |
2712 | MDIO_PMA_DEVAD, |
2713 | MDIO_PMA_REG_ROM_VER2, | |
2714 | (rom_ver2_val & 0xff00) | (edc_mode & 0x00ff)); | |
2715 | ||
e10bc84d | 2716 | bnx2x_cl45_write(bp, phy, |
4d295db0 EG |
2717 | MDIO_PMA_DEVAD, |
2718 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
2719 | (phy_identifier | (1<<9))); | |
2720 | ||
2721 | return 0; | |
2722 | } | |
2723 | ||
2724 | ||
e10bc84d YR |
2725 | static u8 bnx2x_wait_for_sfp_module_initialized(struct bnx2x_phy *phy, |
2726 | struct link_params *params) | |
2727 | ||
589abe3a EG |
2728 | { |
2729 | u8 val; | |
2730 | struct bnx2x *bp = params->bp; | |
2731 | u16 timeout; | |
2732 | /* Initialization time after hot-plug may take up to 300ms for some | |
2733 | phys type ( e.g. JDSU ) */ | |
2734 | for (timeout = 0; timeout < 60; timeout++) { | |
e10bc84d | 2735 | if (bnx2x_read_sfp_module_eeprom(phy, params, 1, 1, &val) |
589abe3a EG |
2736 | == 0) { |
2737 | DP(NETIF_MSG_LINK, "SFP+ module initialization " | |
2738 | "took %d ms\n", timeout * 5); | |
2739 | return 0; | |
2740 | } | |
2741 | msleep(5); | |
2742 | } | |
2743 | return -EINVAL; | |
2744 | } | |
2745 | ||
4d295db0 | 2746 | static void bnx2x_8727_power_module(struct bnx2x *bp, |
e10bc84d YR |
2747 | struct bnx2x_phy *phy, |
2748 | u8 is_power_up) { | |
4d295db0 EG |
2749 | /* Make sure GPIOs are not using for LED mode */ |
2750 | u16 val; | |
4d295db0 EG |
2751 | /* |
2752 | * In the GPIO register, bit 4 is use to detemine if the GPIOs are | |
2753 | * operating as INPUT or as OUTPUT. Bit 1 is for input, and 0 for | |
2754 | * output | |
2755 | * Bits 0-1 determine the gpios value for OUTPUT in case bit 4 val is 0 | |
2756 | * Bits 8-9 determine the gpios value for INPUT in case bit 4 val is 1 | |
2757 | * where the 1st bit is the over-current(only input), and 2nd bit is | |
2758 | * for power( only output ) | |
2759 | */ | |
2760 | ||
2761 | /* | |
2762 | * In case of NOC feature is disabled and power is up, set GPIO control | |
2763 | * as input to enable listening of over-current indication | |
2764 | */ | |
b7737c9b YR |
2765 | if (phy->flags & FLAGS_NOC) |
2766 | return; | |
2767 | if (!(phy->flags & | |
2768 | FLAGS_NOC) && is_power_up) | |
4d295db0 EG |
2769 | val = (1<<4); |
2770 | else | |
2771 | /* | |
2772 | * Set GPIO control to OUTPUT, and set the power bit | |
2773 | * to according to the is_power_up | |
2774 | */ | |
2775 | val = ((!(is_power_up)) << 1); | |
2776 | ||
e10bc84d | 2777 | bnx2x_cl45_write(bp, phy, |
62b29a5d YR |
2778 | MDIO_PMA_DEVAD, |
2779 | MDIO_PMA_REG_8727_GPIO_CTRL, | |
2780 | val); | |
4d295db0 EG |
2781 | } |
2782 | ||
e10bc84d YR |
2783 | static u8 bnx2x_sfp_module_detection(struct bnx2x_phy *phy, |
2784 | struct link_params *params) | |
589abe3a EG |
2785 | { |
2786 | struct bnx2x *bp = params->bp; | |
4d295db0 EG |
2787 | u16 edc_mode; |
2788 | u8 rc = 0; | |
e10bc84d | 2789 | |
4d295db0 EG |
2790 | u32 val = REG_RD(bp, params->shmem_base + |
2791 | offsetof(struct shmem_region, dev_info. | |
2792 | port_feature_config[params->port].config)); | |
589abe3a EG |
2793 | |
2794 | DP(NETIF_MSG_LINK, "SFP+ module plugged in/out detected on port %d\n", | |
2795 | params->port); | |
2796 | ||
e10bc84d | 2797 | if (bnx2x_get_edc_mode(phy, params, &edc_mode) != 0) { |
589abe3a | 2798 | DP(NETIF_MSG_LINK, "Failed to get valid module type\n"); |
4d295db0 | 2799 | return -EINVAL; |
e10bc84d | 2800 | } else if (bnx2x_verify_sfp_module(phy, params) != |
589abe3a EG |
2801 | 0) { |
2802 | /* check SFP+ module compatibility */ | |
2803 | DP(NETIF_MSG_LINK, "Module verification failed!!\n"); | |
4d295db0 | 2804 | rc = -EINVAL; |
589abe3a EG |
2805 | /* Turn on fault module-detected led */ |
2806 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, | |
2807 | MISC_REGISTERS_GPIO_HIGH, | |
2808 | params->port); | |
e10bc84d | 2809 | if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) && |
4d295db0 EG |
2810 | ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == |
2811 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_POWER_DOWN)) { | |
2812 | /* Shutdown SFP+ module */ | |
2813 | DP(NETIF_MSG_LINK, "Shutdown SFP+ module!!\n"); | |
62b29a5d | 2814 | bnx2x_8727_power_module(bp, phy, 0); |
4d295db0 EG |
2815 | return rc; |
2816 | } | |
2817 | } else { | |
2818 | /* Turn off fault module-detected led */ | |
2819 | DP(NETIF_MSG_LINK, "Turn off fault module-detected led\n"); | |
2820 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, | |
2821 | MISC_REGISTERS_GPIO_LOW, | |
2822 | params->port); | |
589abe3a EG |
2823 | } |
2824 | ||
4d295db0 | 2825 | /* power up the SFP module */ |
e10bc84d | 2826 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) |
62b29a5d | 2827 | bnx2x_8727_power_module(bp, phy, 1); |
589abe3a | 2828 | |
4d295db0 EG |
2829 | /* Check and set limiting mode / LRM mode on 8726. |
2830 | On 8727 it is done automatically */ | |
e10bc84d YR |
2831 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) |
2832 | bnx2x_8726_set_limiting_mode(bp, phy, edc_mode); | |
4d295db0 | 2833 | else |
e10bc84d | 2834 | bnx2x_8727_set_limiting_mode(bp, phy, edc_mode); |
4d295db0 EG |
2835 | /* |
2836 | * Enable transmit for this module if the module is approved, or | |
2837 | * if unapproved modules should also enable the Tx laser | |
2838 | */ | |
2839 | if (rc == 0 || | |
2840 | (val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) != | |
2841 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER) | |
b7737c9b | 2842 | bnx2x_sfp_set_transmitter(bp, phy, params->port, 1); |
4d295db0 | 2843 | else |
b7737c9b | 2844 | bnx2x_sfp_set_transmitter(bp, phy, params->port, 0); |
589abe3a | 2845 | |
4d295db0 | 2846 | return rc; |
589abe3a EG |
2847 | } |
2848 | ||
2849 | void bnx2x_handle_module_detect_int(struct link_params *params) | |
2850 | { | |
2851 | struct bnx2x *bp = params->bp; | |
e10bc84d | 2852 | struct bnx2x_phy *phy = ¶ms->phy[EXT_PHY1]; |
589abe3a EG |
2853 | u32 gpio_val; |
2854 | u8 port = params->port; | |
ab6ad5a4 | 2855 | |
589abe3a EG |
2856 | /* Set valid module led off */ |
2857 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, | |
2858 | MISC_REGISTERS_GPIO_HIGH, | |
2859 | params->port); | |
2860 | ||
2861 | /* Get current gpio val refelecting module plugged in / out*/ | |
e10bc84d | 2862 | gpio_val = bnx2x_get_gpio(bp, MISC_REGISTERS_GPIO_3, port); |
589abe3a EG |
2863 | |
2864 | /* Call the handling function in case module is detected */ | |
2865 | if (gpio_val == 0) { | |
2866 | ||
2867 | bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3, | |
e10bc84d YR |
2868 | MISC_REGISTERS_GPIO_INT_OUTPUT_CLR, |
2869 | port); | |
589abe3a | 2870 | |
e10bc84d YR |
2871 | if (bnx2x_wait_for_sfp_module_initialized(phy, params) == 0) |
2872 | bnx2x_sfp_module_detection(phy, params); | |
589abe3a EG |
2873 | else |
2874 | DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n"); | |
2875 | } else { | |
4d295db0 EG |
2876 | u32 val = REG_RD(bp, params->shmem_base + |
2877 | offsetof(struct shmem_region, dev_info. | |
2878 | port_feature_config[params->port]. | |
2879 | config)); | |
2880 | ||
589abe3a | 2881 | bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3, |
62b29a5d YR |
2882 | MISC_REGISTERS_GPIO_INT_OUTPUT_SET, |
2883 | port); | |
589abe3a EG |
2884 | /* Module was plugged out. */ |
2885 | /* Disable transmit for this module */ | |
4d295db0 EG |
2886 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == |
2887 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER) | |
b7737c9b | 2888 | bnx2x_sfp_set_transmitter(bp, phy, params->port, 0); |
589abe3a EG |
2889 | } |
2890 | } | |
2891 | ||
e10bc84d | 2892 | static void bnx2x_807x_force_10G(struct bnx2x *bp, struct bnx2x_phy *phy) |
6bbca910 | 2893 | { |
6bbca910 | 2894 | /* Force KR or KX */ |
e10bc84d | 2895 | bnx2x_cl45_write(bp, phy, |
62b29a5d | 2896 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040); |
e10bc84d | 2897 | bnx2x_cl45_write(bp, phy, |
62b29a5d | 2898 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0x000b); |
e10bc84d | 2899 | bnx2x_cl45_write(bp, phy, |
62b29a5d | 2900 | MDIO_PMA_DEVAD, MDIO_PMA_REG_BCM_CTRL, 0x0000); |
e10bc84d | 2901 | bnx2x_cl45_write(bp, phy, |
62b29a5d | 2902 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000); |
ea4e040a | 2903 | } |
ab6ad5a4 | 2904 | |
e10bc84d YR |
2905 | static void bnx2x_8073_set_xaui_low_power_mode(struct bnx2x *bp, |
2906 | struct bnx2x_phy *phy) | |
ea4e040a | 2907 | { |
ea4e040a | 2908 | u16 val; |
e10bc84d | 2909 | bnx2x_cl45_read(bp, phy, |
62b29a5d | 2910 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, &val); |
ea4e040a YR |
2911 | |
2912 | if (val == 0) { | |
2913 | /* Mustn't set low power mode in 8073 A0 */ | |
2914 | return; | |
2915 | } | |
2916 | ||
2917 | /* Disable PLL sequencer (use read-modify-write to clear bit 13) */ | |
e10bc84d | 2918 | bnx2x_cl45_read(bp, phy, |
62b29a5d | 2919 | MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, &val); |
ea4e040a | 2920 | val &= ~(1<<13); |
e10bc84d | 2921 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
2922 | MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val); |
2923 | ||
2924 | /* PLL controls */ | |
62b29a5d YR |
2925 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805E, 0x1077); |
2926 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805D, 0x0000); | |
2927 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805C, 0x030B); | |
2928 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805B, 0x1240); | |
2929 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805A, 0x2490); | |
ea4e040a YR |
2930 | |
2931 | /* Tx Controls */ | |
62b29a5d YR |
2932 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80A7, 0x0C74); |
2933 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80A6, 0x9041); | |
2934 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80A5, 0x4640); | |
ea4e040a YR |
2935 | |
2936 | /* Rx Controls */ | |
62b29a5d YR |
2937 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80FE, 0x01C4); |
2938 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80FD, 0x9249); | |
2939 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80FC, 0x2015); | |
ea4e040a YR |
2940 | |
2941 | /* Enable PLL sequencer (use read-modify-write to set bit 13) */ | |
62b29a5d | 2942 | bnx2x_cl45_read(bp, phy, MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, &val); |
ea4e040a | 2943 | val |= (1<<13); |
62b29a5d | 2944 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val); |
ea4e040a | 2945 | } |
6bbca910 YR |
2946 | |
2947 | static void bnx2x_8073_set_pause_cl37(struct link_params *params, | |
e10bc84d YR |
2948 | struct bnx2x_phy *phy, |
2949 | struct link_vars *vars) | |
ea4e040a | 2950 | { |
6bbca910 | 2951 | u16 cl37_val; |
e10bc84d YR |
2952 | struct bnx2x *bp = params->bp; |
2953 | bnx2x_cl45_read(bp, phy, | |
62b29a5d | 2954 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &cl37_val); |
6bbca910 YR |
2955 | |
2956 | cl37_val &= ~MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; | |
2957 | /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */ | |
e10bc84d | 2958 | bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc); |
6bbca910 YR |
2959 | if ((vars->ieee_fc & |
2960 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) == | |
2961 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) { | |
2962 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC; | |
2963 | } | |
2964 | if ((vars->ieee_fc & | |
2965 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) == | |
2966 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) { | |
2967 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; | |
2968 | } | |
2969 | if ((vars->ieee_fc & | |
2970 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) == | |
2971 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) { | |
2972 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; | |
2973 | } | |
2974 | DP(NETIF_MSG_LINK, | |
2975 | "Ext phy AN advertize cl37 0x%x\n", cl37_val); | |
2976 | ||
e10bc84d | 2977 | bnx2x_cl45_write(bp, phy, |
62b29a5d | 2978 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, cl37_val); |
6bbca910 | 2979 | msleep(500); |
ea4e040a YR |
2980 | } |
2981 | ||
2982 | static void bnx2x_ext_phy_set_pause(struct link_params *params, | |
e10bc84d YR |
2983 | struct bnx2x_phy *phy, |
2984 | struct link_vars *vars) | |
ea4e040a | 2985 | { |
ea4e040a | 2986 | u16 val; |
e10bc84d | 2987 | struct bnx2x *bp = params->bp; |
ea4e040a | 2988 | /* read modify write pause advertizing */ |
62b29a5d | 2989 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, &val); |
ea4e040a YR |
2990 | |
2991 | val &= ~MDIO_AN_REG_ADV_PAUSE_BOTH; | |
8c99e7b0 | 2992 | |
ea4e040a | 2993 | /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */ |
7aa0711f | 2994 | bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc); |
8c99e7b0 YR |
2995 | if ((vars->ieee_fc & |
2996 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) == | |
ea4e040a YR |
2997 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) { |
2998 | val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC; | |
2999 | } | |
8c99e7b0 YR |
3000 | if ((vars->ieee_fc & |
3001 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) == | |
ea4e040a | 3002 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) { |
62b29a5d | 3003 | val |= MDIO_AN_REG_ADV_PAUSE_PAUSE; |
ea4e040a | 3004 | } |
62b29a5d YR |
3005 | DP(NETIF_MSG_LINK, "Ext phy AN advertize 0x%x\n", val); |
3006 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, val); | |
ea4e040a | 3007 | } |
e10bc84d YR |
3008 | |
3009 | static void bnx2x_set_preemphasis(struct bnx2x_phy *phy, | |
3010 | struct link_params *params) | |
c2c8b03e | 3011 | { |
e10bc84d | 3012 | |
c2c8b03e EG |
3013 | u16 bank, i = 0; |
3014 | struct bnx2x *bp = params->bp; | |
ea4e040a | 3015 | |
c2c8b03e EG |
3016 | for (bank = MDIO_REG_BANK_RX0, i = 0; bank <= MDIO_REG_BANK_RX3; |
3017 | bank += (MDIO_REG_BANK_RX1-MDIO_REG_BANK_RX0), i++) { | |
e10bc84d | 3018 | CL45_WR_OVER_CL22(bp, phy, |
62b29a5d YR |
3019 | bank, |
3020 | MDIO_RX0_RX_EQ_BOOST, | |
b7737c9b | 3021 | phy->rx_preemphasis[i]); |
c2c8b03e EG |
3022 | } |
3023 | ||
3024 | for (bank = MDIO_REG_BANK_TX0, i = 0; bank <= MDIO_REG_BANK_TX3; | |
3025 | bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0), i++) { | |
e10bc84d | 3026 | CL45_WR_OVER_CL22(bp, phy, |
62b29a5d YR |
3027 | bank, |
3028 | MDIO_TX0_TX_DRIVER, | |
b7737c9b | 3029 | phy->tx_preemphasis[i]); |
c2c8b03e EG |
3030 | } |
3031 | } | |
57963ed9 | 3032 | |
c18aa15d | 3033 | static void bnx2x_848xx_set_led(struct bnx2x *bp, |
e10bc84d | 3034 | struct bnx2x_phy *phy) |
2f904460 | 3035 | { |
a1e4be39 | 3036 | u16 val; |
e10bc84d YR |
3037 | |
3038 | /* PHYC_CTL_LED_CTL */ | |
3039 | bnx2x_cl45_read(bp, phy, | |
a1e4be39 YR |
3040 | MDIO_PMA_DEVAD, |
3041 | MDIO_PMA_REG_8481_LINK_SIGNAL, &val); | |
3042 | val &= 0xFE00; | |
3043 | val |= 0x0092; | |
2f904460 | 3044 | |
e10bc84d | 3045 | bnx2x_cl45_write(bp, phy, |
a1e4be39 YR |
3046 | MDIO_PMA_DEVAD, |
3047 | MDIO_PMA_REG_8481_LINK_SIGNAL, val); | |
2f904460 | 3048 | |
e10bc84d | 3049 | bnx2x_cl45_write(bp, phy, |
a1e4be39 YR |
3050 | MDIO_PMA_DEVAD, |
3051 | MDIO_PMA_REG_8481_LED1_MASK, | |
3052 | 0x80); | |
2f904460 | 3053 | |
e10bc84d | 3054 | bnx2x_cl45_write(bp, phy, |
a1e4be39 YR |
3055 | MDIO_PMA_DEVAD, |
3056 | MDIO_PMA_REG_8481_LED2_MASK, | |
3057 | 0x18); | |
2f904460 | 3058 | |
e10bc84d | 3059 | bnx2x_cl45_write(bp, phy, |
a1e4be39 YR |
3060 | MDIO_PMA_DEVAD, |
3061 | MDIO_PMA_REG_8481_LED3_MASK, | |
3062 | 0x0040); | |
3063 | ||
3064 | /* 'Interrupt Mask' */ | |
e10bc84d | 3065 | bnx2x_cl45_write(bp, phy, |
a1e4be39 YR |
3066 | MDIO_AN_DEVAD, |
3067 | 0xFFFB, 0xFFFD); | |
2f904460 EG |
3068 | } |
3069 | ||
e10bc84d YR |
3070 | static void bnx2x_init_internal_phy(struct bnx2x_phy *phy, |
3071 | struct link_params *params, | |
3072 | struct link_vars *vars) | |
57963ed9 YR |
3073 | { |
3074 | struct bnx2x *bp = params->bp; | |
e10bc84d YR |
3075 | u8 enable_cl73 = (SINGLE_MEDIA_DIRECT(params) || |
3076 | (params->loopback_mode == LOOPBACK_XGXS_10)); | |
57963ed9 | 3077 | if (!(vars->phy_flags & PHY_SGMII_FLAG)) { |
e10bc84d | 3078 | if (SINGLE_MEDIA_DIRECT(params) && |
c2c8b03e EG |
3079 | (params->feature_config_flags & |
3080 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) | |
e10bc84d | 3081 | bnx2x_set_preemphasis(phy, params); |
57963ed9 YR |
3082 | |
3083 | /* forced speed requested? */ | |
7846e471 | 3084 | if (vars->line_speed != SPEED_AUTO_NEG || |
e10bc84d | 3085 | (SINGLE_MEDIA_DIRECT(params) && |
7846e471 | 3086 | params->loopback_mode == LOOPBACK_EXT)) { |
57963ed9 YR |
3087 | DP(NETIF_MSG_LINK, "not SGMII, no AN\n"); |
3088 | ||
3089 | /* disable autoneg */ | |
e10bc84d | 3090 | bnx2x_set_autoneg(phy, params, vars, 0); |
57963ed9 YR |
3091 | |
3092 | /* program speed and duplex */ | |
e10bc84d | 3093 | bnx2x_program_serdes(phy, params, vars); |
57963ed9 YR |
3094 | |
3095 | } else { /* AN_mode */ | |
3096 | DP(NETIF_MSG_LINK, "not SGMII, AN\n"); | |
3097 | ||
3098 | /* AN enabled */ | |
e10bc84d | 3099 | bnx2x_set_brcm_cl37_advertisment(phy, params); |
57963ed9 YR |
3100 | |
3101 | /* program duplex & pause advertisement (for aneg) */ | |
e10bc84d | 3102 | bnx2x_set_ieee_aneg_advertisment(phy, params, |
8c99e7b0 | 3103 | vars->ieee_fc); |
57963ed9 YR |
3104 | |
3105 | /* enable autoneg */ | |
e10bc84d | 3106 | bnx2x_set_autoneg(phy, params, vars, enable_cl73); |
57963ed9 YR |
3107 | |
3108 | /* enable and restart AN */ | |
e10bc84d | 3109 | bnx2x_restart_autoneg(phy, params, enable_cl73); |
57963ed9 YR |
3110 | } |
3111 | ||
3112 | } else { /* SGMII mode */ | |
3113 | DP(NETIF_MSG_LINK, "SGMII\n"); | |
3114 | ||
e10bc84d | 3115 | bnx2x_initialize_sgmii_process(phy, params, vars); |
57963ed9 YR |
3116 | } |
3117 | } | |
3118 | ||
b7737c9b YR |
3119 | static u16 bnx2x_wait_reset_complete(struct bnx2x *bp, |
3120 | struct bnx2x_phy *phy) | |
ea4e040a | 3121 | { |
b7737c9b | 3122 | u16 cnt, ctrl; |
62b29a5d YR |
3123 | /* Wait for soft reset to get cleared upto 1 sec */ |
3124 | for (cnt = 0; cnt < 1000; cnt++) { | |
3125 | bnx2x_cl45_read(bp, phy, | |
3126 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, &ctrl); | |
3127 | if (!(ctrl & (1<<15))) | |
3128 | break; | |
3129 | msleep(1); | |
3130 | } | |
3131 | DP(NETIF_MSG_LINK, "control reg 0x%x (after %d ms)\n", ctrl, cnt); | |
3132 | return cnt; | |
b7737c9b | 3133 | } |
ea4e040a | 3134 | |
b7737c9b YR |
3135 | static u8 bnx2x_8705_config_init(struct bnx2x_phy *phy, |
3136 | struct link_params *params, | |
3137 | struct link_vars *vars) | |
3138 | { | |
3139 | struct bnx2x *bp = params->bp; | |
3140 | DP(NETIF_MSG_LINK, "init 8705\n"); | |
3141 | /* Restore normal power mode*/ | |
3142 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
3143 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); | |
3144 | /* HW reset */ | |
3145 | bnx2x_ext_phy_hw_reset(bp, params->port); | |
3146 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040); | |
3147 | bnx2x_wait_reset_complete(bp, phy); | |
a35da8db | 3148 | |
62b29a5d YR |
3149 | bnx2x_cl45_write(bp, phy, |
3150 | MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL, 0x8288); | |
3151 | bnx2x_cl45_write(bp, phy, | |
3152 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, 0x7fbf); | |
3153 | bnx2x_cl45_write(bp, phy, | |
3154 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CMU_PLL_BYPASS, 0x0100); | |
3155 | bnx2x_cl45_write(bp, phy, | |
3156 | MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_CNTL, 0x1); | |
3157 | /* BCM8705 doesn't have microcode, hence the 0 */ | |
3158 | bnx2x_save_spirom_version(bp, params->port, params->shmem_base, 0); | |
3159 | return 0; | |
b7737c9b YR |
3160 | } |
3161 | ||
3162 | static u8 bnx2x_8706_config_init(struct bnx2x_phy *phy, | |
3163 | struct link_params *params, | |
3164 | struct link_vars *vars) | |
3165 | { | |
3166 | u16 cnt, val; | |
3167 | struct bnx2x *bp = params->bp; | |
3168 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
3169 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); | |
3170 | /* HW reset */ | |
3171 | bnx2x_ext_phy_hw_reset(bp, params->port); | |
3172 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040); | |
b7737c9b | 3173 | bnx2x_wait_reset_complete(bp, phy); |
ea4e040a | 3174 | |
62b29a5d YR |
3175 | /* Wait until fw is loaded */ |
3176 | for (cnt = 0; cnt < 100; cnt++) { | |
3177 | bnx2x_cl45_read(bp, phy, | |
3178 | MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER1, &val); | |
3179 | if (val) | |
3180 | break; | |
3181 | msleep(10); | |
3182 | } | |
3183 | DP(NETIF_MSG_LINK, "XGXS 8706 is initialized after %d ms\n", cnt); | |
3184 | if ((params->feature_config_flags & | |
3185 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) { | |
3186 | u8 i; | |
3187 | u16 reg; | |
3188 | for (i = 0; i < 4; i++) { | |
3189 | reg = MDIO_XS_8706_REG_BANK_RX0 + | |
3190 | i*(MDIO_XS_8706_REG_BANK_RX1 - | |
3191 | MDIO_XS_8706_REG_BANK_RX0); | |
3192 | bnx2x_cl45_read(bp, phy, MDIO_XS_DEVAD, reg, &val); | |
3193 | /* Clear first 3 bits of the control */ | |
3194 | val &= ~0x7; | |
3195 | /* Set control bits according to configuration */ | |
3196 | val |= (phy->rx_preemphasis[i] & 0x7); | |
3197 | DP(NETIF_MSG_LINK, "Setting RX Equalizer to BCM8706" | |
3198 | " reg 0x%x <-- val 0x%x\n", reg, val); | |
3199 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, reg, val); | |
3200 | } | |
3201 | } | |
3202 | /* Force speed */ | |
3203 | if (phy->req_line_speed == SPEED_10000) { | |
3204 | DP(NETIF_MSG_LINK, "XGXS 8706 force 10Gbps\n"); | |
3205 | ||
3206 | bnx2x_cl45_write(bp, phy, | |
3207 | MDIO_PMA_DEVAD, | |
3208 | MDIO_PMA_REG_DIGITAL_CTRL, 0x400); | |
3209 | bnx2x_cl45_write(bp, phy, | |
3210 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 1); | |
3211 | } else { | |
3212 | /* Force 1Gbps using autoneg with 1G advertisment */ | |
3213 | ||
3214 | /* Allow CL37 through CL73 */ | |
3215 | DP(NETIF_MSG_LINK, "XGXS 8706 AutoNeg\n"); | |
3216 | bnx2x_cl45_write(bp, phy, | |
3217 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c); | |
3218 | ||
3219 | /* Enable Full-Duplex advertisment on CL37 */ | |
3220 | bnx2x_cl45_write(bp, phy, | |
3221 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LP, 0x0020); | |
3222 | /* Enable CL37 AN */ | |
3223 | bnx2x_cl45_write(bp, phy, | |
3224 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000); | |
3225 | /* 1G support */ | |
3226 | bnx2x_cl45_write(bp, phy, | |
3227 | MDIO_AN_DEVAD, MDIO_AN_REG_ADV, (1<<5)); | |
3228 | ||
3229 | /* Enable clause 73 AN */ | |
3230 | bnx2x_cl45_write(bp, phy, | |
3231 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200); | |
3232 | bnx2x_cl45_write(bp, phy, | |
3233 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL, | |
3234 | 0x0400); | |
3235 | bnx2x_cl45_write(bp, phy, | |
3236 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, | |
3237 | 0x0004); | |
3238 | } | |
c18aa15d | 3239 | bnx2x_save_bcm_spirom_ver(bp, phy, params->port); |
62b29a5d | 3240 | return 0; |
b7737c9b YR |
3241 | } |
3242 | ||
3243 | static u8 bnx2x_8726_config_init(struct bnx2x_phy *phy, | |
3244 | struct link_params *params, | |
3245 | struct link_vars *vars) | |
3246 | { | |
3247 | struct bnx2x *bp = params->bp; | |
d90d96ba YR |
3248 | u32 val; |
3249 | u32 swap_val, swap_override, aeu_gpio_mask, offset; | |
b7737c9b YR |
3250 | DP(NETIF_MSG_LINK, "Initializing BCM8726\n"); |
3251 | /* Restore normal power mode*/ | |
3252 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
3253 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); | |
3254 | ||
3255 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
3256 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); | |
3257 | ||
3258 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15); | |
3259 | bnx2x_wait_reset_complete(bp, phy); | |
3260 | ||
62b29a5d | 3261 | bnx2x_8726_external_rom_boot(phy, params); |
4d295db0 | 3262 | |
62b29a5d YR |
3263 | /* Need to call module detected on initialization since |
3264 | the module detection triggered by actual module | |
3265 | insertion might occur before driver is loaded, and when | |
3266 | driver is loaded, it reset all registers, including the | |
3267 | transmitter */ | |
3268 | bnx2x_sfp_module_detection(phy, params); | |
3269 | ||
3270 | if (phy->req_line_speed == SPEED_1000) { | |
3271 | DP(NETIF_MSG_LINK, "Setting 1G force\n"); | |
3272 | bnx2x_cl45_write(bp, phy, | |
3273 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40); | |
3274 | bnx2x_cl45_write(bp, phy, | |
3275 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD); | |
3276 | bnx2x_cl45_write(bp, phy, | |
3277 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x5); | |
3278 | bnx2x_cl45_write(bp, phy, | |
3279 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL, | |
3280 | 0x400); | |
3281 | } else if ((phy->req_line_speed == SPEED_AUTO_NEG) && | |
3282 | (phy->speed_cap_mask & | |
3283 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) && | |
3284 | ((phy->speed_cap_mask & | |
3285 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) != | |
3286 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) { | |
3287 | DP(NETIF_MSG_LINK, "Setting 1G clause37\n"); | |
3288 | /* Set Flow control */ | |
3289 | bnx2x_ext_phy_set_pause(params, phy, vars); | |
3290 | bnx2x_cl45_write(bp, phy, | |
3291 | MDIO_AN_DEVAD, MDIO_AN_REG_ADV, 0x20); | |
3292 | bnx2x_cl45_write(bp, phy, | |
3293 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c); | |
3294 | bnx2x_cl45_write(bp, phy, | |
3295 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, 0x0020); | |
3296 | bnx2x_cl45_write(bp, phy, | |
3297 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000); | |
3298 | bnx2x_cl45_write(bp, phy, | |
3299 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200); | |
3300 | /* Enable RX-ALARM control to receive | |
3301 | interrupt for 1G speed change */ | |
3302 | bnx2x_cl45_write(bp, phy, | |
3303 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x4); | |
3304 | bnx2x_cl45_write(bp, phy, | |
3305 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL, | |
3306 | 0x400); | |
3307 | ||
3308 | } else { /* Default 10G. Set only LASI control */ | |
3309 | bnx2x_cl45_write(bp, phy, | |
3310 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 1); | |
3311 | } | |
c2c8b03e | 3312 | |
62b29a5d YR |
3313 | /* Set TX PreEmphasis if needed */ |
3314 | if ((params->feature_config_flags & | |
3315 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) { | |
3316 | DP(NETIF_MSG_LINK, "Setting TX_CTRL1 0x%x," | |
3317 | "TX_CTRL2 0x%x\n", | |
b7737c9b YR |
3318 | phy->tx_preemphasis[0], |
3319 | phy->tx_preemphasis[1]); | |
62b29a5d YR |
3320 | bnx2x_cl45_write(bp, phy, |
3321 | MDIO_PMA_DEVAD, | |
3322 | MDIO_PMA_REG_8726_TX_CTRL1, | |
b7737c9b | 3323 | phy->tx_preemphasis[0]); |
c2c8b03e | 3324 | |
62b29a5d YR |
3325 | bnx2x_cl45_write(bp, phy, |
3326 | MDIO_PMA_DEVAD, | |
3327 | MDIO_PMA_REG_8726_TX_CTRL2, | |
b7737c9b | 3328 | phy->tx_preemphasis[1]); |
62b29a5d | 3329 | } |
d90d96ba YR |
3330 | |
3331 | /* Set GPIO3 to trigger SFP+ module insertion/removal */ | |
3332 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
3333 | MISC_REGISTERS_GPIO_INPUT_HI_Z, params->port); | |
3334 | ||
3335 | /* The GPIO should be swapped if the swap register is set and active */ | |
3336 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
3337 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
3338 | ||
3339 | /* Select function upon port-swap configuration */ | |
3340 | if (params->port == 0) { | |
3341 | offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0; | |
3342 | aeu_gpio_mask = (swap_val && swap_override) ? | |
3343 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 : | |
3344 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0; | |
3345 | } else { | |
3346 | offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0; | |
3347 | aeu_gpio_mask = (swap_val && swap_override) ? | |
3348 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 : | |
3349 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1; | |
3350 | } | |
3351 | val = REG_RD(bp, offset); | |
3352 | /* add GPIO3 to group */ | |
3353 | val |= aeu_gpio_mask; | |
3354 | REG_WR(bp, offset, val); | |
62b29a5d | 3355 | return 0; |
b7737c9b YR |
3356 | |
3357 | } | |
3358 | ||
62b29a5d | 3359 | static u8 bnx2x_8073_config_init(struct bnx2x_phy *phy, |
b7737c9b YR |
3360 | struct link_params *params, |
3361 | struct link_vars *vars) | |
3362 | { | |
3363 | struct bnx2x *bp = params->bp; | |
62b29a5d | 3364 | u16 val = 0, tmp1; |
b7737c9b YR |
3365 | u8 gpio_port; |
3366 | DP(NETIF_MSG_LINK, "Init 8073\n"); | |
3367 | ||
3368 | gpio_port = params->port; | |
3369 | /* Restore normal power mode*/ | |
3370 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
3371 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port); | |
3372 | ||
3373 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
3374 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port); | |
3375 | ||
62b29a5d YR |
3376 | /* enable LASI */ |
3377 | bnx2x_cl45_write(bp, phy, | |
3378 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL, (1<<2)); | |
3379 | bnx2x_cl45_write(bp, phy, | |
3380 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x0004); | |
ea4e040a | 3381 | |
62b29a5d | 3382 | bnx2x_8073_set_pause_cl37(params, phy, vars); |
ea4e040a | 3383 | |
62b29a5d | 3384 | bnx2x_8073_set_xaui_low_power_mode(bp, phy); |
ea4e040a | 3385 | |
62b29a5d YR |
3386 | bnx2x_cl45_read(bp, phy, |
3387 | MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1); | |
ea4e040a | 3388 | |
62b29a5d YR |
3389 | bnx2x_cl45_read(bp, phy, |
3390 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &tmp1); | |
ea4e040a | 3391 | |
62b29a5d | 3392 | DP(NETIF_MSG_LINK, "Before rom RX_ALARM(port1): 0x%x\n", tmp1); |
ea4e040a | 3393 | |
62b29a5d YR |
3394 | /* Enable CL37 BAM */ |
3395 | bnx2x_cl45_read(bp, phy, | |
3396 | MDIO_AN_DEVAD, | |
3397 | MDIO_AN_REG_8073_BAM, &val); | |
3398 | bnx2x_cl45_write(bp, phy, | |
3399 | MDIO_AN_DEVAD, | |
3400 | MDIO_AN_REG_8073_BAM, val | 1); | |
ea4e040a | 3401 | |
62b29a5d YR |
3402 | if (params->loopback_mode == LOOPBACK_EXT) { |
3403 | bnx2x_807x_force_10G(bp, phy); | |
3404 | DP(NETIF_MSG_LINK, "Forced speed 10G on 807X\n"); | |
3405 | return 0; | |
3406 | } else { | |
3407 | bnx2x_cl45_write(bp, phy, | |
3408 | MDIO_PMA_DEVAD, MDIO_PMA_REG_BCM_CTRL, 0x0002); | |
3409 | } | |
3410 | if (phy->req_line_speed != SPEED_AUTO_NEG) { | |
3411 | if (phy->req_line_speed == SPEED_10000) { | |
3412 | val = (1<<7); | |
3413 | } else if (phy->req_line_speed == SPEED_2500) { | |
3414 | val = (1<<5); | |
3415 | /* Note that 2.5G works only | |
3416 | when used with 1G advertisment */ | |
3417 | } else | |
3418 | val = (1<<5); | |
3419 | } else { | |
3420 | val = 0; | |
3421 | if (phy->speed_cap_mask & | |
3422 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) | |
3423 | val |= (1<<7); | |
3424 | ||
3425 | /* Note that 2.5G works only when | |
3426 | used with 1G advertisment */ | |
3427 | if (phy->speed_cap_mask & | |
3428 | (PORT_HW_CFG_SPEED_CAPABILITY_D0_1G | | |
3429 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
3430 | val |= (1<<5); | |
3431 | DP(NETIF_MSG_LINK, "807x autoneg val = 0x%x\n", val); | |
3432 | } | |
e10bc84d | 3433 | |
62b29a5d YR |
3434 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV, val); |
3435 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, &tmp1); | |
6bbca910 | 3436 | |
62b29a5d YR |
3437 | if (((phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) && |
3438 | (phy->req_line_speed == SPEED_AUTO_NEG)) || | |
3439 | (phy->req_line_speed == SPEED_2500)) { | |
3440 | u16 phy_ver; | |
3441 | /* Allow 2.5G for A1 and above */ | |
3442 | bnx2x_cl45_read(bp, phy, | |
3443 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, | |
3444 | &phy_ver); | |
3445 | DP(NETIF_MSG_LINK, "Add 2.5G\n"); | |
3446 | if (phy_ver > 0) | |
3447 | tmp1 |= 1; | |
3448 | else | |
3449 | tmp1 &= 0xfffe; | |
3450 | } else { | |
3451 | DP(NETIF_MSG_LINK, "Disable 2.5G\n"); | |
3452 | tmp1 &= 0xfffe; | |
3453 | } | |
6bbca910 | 3454 | |
62b29a5d YR |
3455 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, tmp1); |
3456 | /* Add support for CL37 (passive mode) II */ | |
6bbca910 | 3457 | |
62b29a5d YR |
3458 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &tmp1); |
3459 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, | |
3460 | (tmp1 | ((phy->req_duplex == DUPLEX_FULL) ? | |
3461 | 0x20 : 0x40))); | |
ea4e040a | 3462 | |
62b29a5d YR |
3463 | /* Add support for CL37 (passive mode) III */ |
3464 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000); | |
6bbca910 | 3465 | |
62b29a5d YR |
3466 | /* The SNR will improve about 2db by changing |
3467 | BW and FEE main tap. Rest commands are executed | |
3468 | after link is up*/ | |
3469 | if (bnx2x_8073_is_snr_needed(bp, phy)) | |
3470 | bnx2x_cl45_write(bp, phy, | |
3471 | MDIO_PMA_DEVAD, MDIO_PMA_REG_EDC_FFE_MAIN, | |
3472 | 0xFB0C); | |
ea4e040a | 3473 | |
62b29a5d YR |
3474 | /* Enable FEC (Forware Error Correction) Request in the AN */ |
3475 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, &tmp1); | |
3476 | tmp1 |= (1<<15); | |
3477 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, tmp1); | |
ea4e040a | 3478 | |
62b29a5d | 3479 | bnx2x_ext_phy_set_pause(params, phy, vars); |
ea4e040a | 3480 | |
62b29a5d YR |
3481 | /* Restart autoneg */ |
3482 | msleep(500); | |
3483 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200); | |
3484 | DP(NETIF_MSG_LINK, "807x Autoneg Restart: Advertise 1G=%x, 10G=%x\n", | |
3485 | ((val & (1<<5)) > 0), ((val & (1<<7)) > 0)); | |
3486 | return 0; | |
b7737c9b | 3487 | } |
4d295db0 | 3488 | |
c18aa15d | 3489 | |
b7737c9b YR |
3490 | static u8 bnx2x_8727_config_init(struct bnx2x_phy *phy, |
3491 | struct link_params *params, | |
3492 | struct link_vars *vars) | |
3493 | { | |
3494 | u16 tmp1, val, mod_abs; | |
3495 | u16 rx_alarm_ctrl_val; | |
3496 | u16 lasi_ctrl_val; | |
3497 | struct bnx2x *bp = params->bp; | |
3498 | /* Enable PMD link, MOD_ABS_FLT, and 1G link alarm */ | |
ea4e040a | 3499 | |
62b29a5d YR |
3500 | bnx2x_wait_reset_complete(bp, phy); |
3501 | rx_alarm_ctrl_val = (1<<2) | (1<<5) ; | |
3502 | lasi_ctrl_val = 0x0004; | |
4d295db0 | 3503 | |
62b29a5d YR |
3504 | DP(NETIF_MSG_LINK, "Initializing BCM8727\n"); |
3505 | /* enable LASI */ | |
3506 | bnx2x_cl45_write(bp, phy, | |
3507 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL, | |
3508 | rx_alarm_ctrl_val); | |
4d295db0 | 3509 | |
62b29a5d YR |
3510 | bnx2x_cl45_write(bp, phy, |
3511 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, lasi_ctrl_val); | |
ea4e040a | 3512 | |
62b29a5d YR |
3513 | /* Initially configure MOD_ABS to interrupt when |
3514 | module is presence( bit 8) */ | |
3515 | bnx2x_cl45_read(bp, phy, | |
3516 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs); | |
3517 | /* Set EDC off by setting OPTXLOS signal input to low | |
3518 | (bit 9). | |
3519 | When the EDC is off it locks onto a reference clock and | |
3520 | avoids becoming 'lost'.*/ | |
3521 | mod_abs &= ~((1<<8) | (1<<9)); | |
3522 | bnx2x_cl45_write(bp, phy, | |
3523 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs); | |
28577185 | 3524 | |
4d295db0 | 3525 | |
62b29a5d YR |
3526 | /* Make MOD_ABS give interrupt on change */ |
3527 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, | |
3528 | &val); | |
3529 | val |= (1<<12); | |
3530 | bnx2x_cl45_write(bp, phy, | |
3531 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, val); | |
3532 | /* Set 8727 GPIOs to input to allow reading from the | |
3533 | 8727 GPIO0 status which reflect SFP+ module | |
3534 | over-current */ | |
3535 | ||
3536 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, | |
3537 | &val); | |
3538 | val &= 0xff8f; /* Reset bits 4-6 */ | |
3539 | bnx2x_cl45_write(bp, phy, | |
3540 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, val); | |
4d295db0 | 3541 | |
62b29a5d | 3542 | bnx2x_8727_power_module(bp, phy, 1); |
4d295db0 | 3543 | |
62b29a5d YR |
3544 | bnx2x_cl45_read(bp, phy, |
3545 | MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1); | |
4d295db0 | 3546 | |
62b29a5d YR |
3547 | bnx2x_cl45_read(bp, phy, |
3548 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &tmp1); | |
4d295db0 | 3549 | |
62b29a5d YR |
3550 | /* Set option 1G speed */ |
3551 | if (phy->req_line_speed == SPEED_1000) { | |
3552 | DP(NETIF_MSG_LINK, "Setting 1G force\n"); | |
3553 | bnx2x_cl45_write(bp, phy, | |
3554 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40); | |
3555 | bnx2x_cl45_write(bp, phy, | |
3556 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD); | |
3557 | bnx2x_cl45_read(bp, phy, | |
3558 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, &tmp1); | |
3559 | DP(NETIF_MSG_LINK, "1.7 = 0x%x\n", tmp1); | |
3560 | } else if ((phy->req_line_speed == SPEED_AUTO_NEG) && | |
3561 | ((phy->speed_cap_mask & | |
3562 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) && | |
3563 | ((phy->speed_cap_mask & | |
3564 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) != | |
3565 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) { | |
3566 | ||
3567 | DP(NETIF_MSG_LINK, "Setting 1G clause37\n"); | |
3568 | bnx2x_cl45_write(bp, phy, | |
3569 | MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL, 0); | |
3570 | bnx2x_cl45_write(bp, phy, | |
3571 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1300); | |
3572 | } else { | |
3573 | /** | |
3574 | * Since the 8727 has only single reset pin, need to set the 10G | |
3575 | * registers although it is default | |
3576 | */ | |
3577 | bnx2x_cl45_write(bp, phy, | |
3578 | MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL, | |
3579 | 0x0020); | |
3580 | bnx2x_cl45_write(bp, phy, | |
3581 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x0100); | |
3582 | bnx2x_cl45_write(bp, phy, | |
3583 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040); | |
3584 | bnx2x_cl45_write(bp, phy, | |
3585 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, | |
3586 | 0x0008); | |
3587 | } | |
4d295db0 | 3588 | |
62b29a5d YR |
3589 | |
3590 | /* Set 2-wire transfer rate of SFP+ module EEPROM | |
3591 | * to 100Khz since some DACs(direct attached cables) do | |
3592 | * not work at 400Khz. | |
3593 | */ | |
3594 | bnx2x_cl45_write(bp, phy, | |
3595 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TWO_WIRE_SLAVE_ADDR, | |
3596 | 0xa001); | |
3597 | ||
3598 | /* Set TX PreEmphasis if needed */ | |
3599 | if ((params->feature_config_flags & | |
3600 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) { | |
3601 | DP(NETIF_MSG_LINK, "Setting TX_CTRL1 0x%x, TX_CTRL2 0x%x\n", | |
3602 | phy->tx_preemphasis[0], | |
b7737c9b | 3603 | phy->tx_preemphasis[1]); |
62b29a5d YR |
3604 | bnx2x_cl45_write(bp, phy, |
3605 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL1, | |
3606 | phy->tx_preemphasis[0]); | |
4d295db0 | 3607 | |
62b29a5d YR |
3608 | bnx2x_cl45_write(bp, phy, |
3609 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL2, | |
3610 | phy->tx_preemphasis[1]); | |
3611 | } | |
3612 | ||
3613 | return 0; | |
b7737c9b YR |
3614 | } |
3615 | ||
3616 | static u8 bnx2x_7101_config_init(struct bnx2x_phy *phy, | |
3617 | struct link_params *params, | |
3618 | struct link_vars *vars) | |
3619 | { | |
3620 | u16 fw_ver1, fw_ver2, val; | |
3621 | struct bnx2x *bp = params->bp; | |
3622 | DP(NETIF_MSG_LINK, "Setting the SFX7101 LASI indication\n"); | |
3623 | ||
3624 | /* Restore normal power mode*/ | |
3625 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
3626 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); | |
3627 | /* HW reset */ | |
3628 | bnx2x_ext_phy_hw_reset(bp, params->port); | |
62b29a5d | 3629 | bnx2x_wait_reset_complete(bp, phy); |
4d295db0 | 3630 | |
62b29a5d YR |
3631 | bnx2x_cl45_write(bp, phy, |
3632 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x1); | |
3633 | DP(NETIF_MSG_LINK, "Setting the SFX7101 LED to blink on traffic\n"); | |
3634 | bnx2x_cl45_write(bp, phy, | |
3635 | MDIO_PMA_DEVAD, MDIO_PMA_REG_7107_LED_CNTL, (1<<3)); | |
4d295db0 | 3636 | |
62b29a5d YR |
3637 | bnx2x_ext_phy_set_pause(params, phy, vars); |
3638 | /* Restart autoneg */ | |
3639 | bnx2x_cl45_read(bp, phy, | |
3640 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, &val); | |
3641 | val |= 0x200; | |
3642 | bnx2x_cl45_write(bp, phy, | |
3643 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, val); | |
a35da8db | 3644 | |
62b29a5d YR |
3645 | /* Save spirom version */ |
3646 | bnx2x_cl45_read(bp, phy, | |
3647 | MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER1, &fw_ver1); | |
a35da8db | 3648 | |
62b29a5d YR |
3649 | bnx2x_cl45_read(bp, phy, |
3650 | MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER2, &fw_ver2); | |
3651 | bnx2x_save_spirom_version(bp, params->port, | |
3652 | (u32)(fw_ver1<<16 | fw_ver2), phy->ver_addr); | |
3653 | return 0; | |
b7737c9b YR |
3654 | } |
3655 | ||
3656 | static u8 bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy, | |
3657 | struct link_params *params, | |
3658 | struct link_vars *vars) | |
3659 | { | |
3660 | struct bnx2x *bp = params->bp; | |
62b29a5d YR |
3661 | u16 autoneg_val, an_1000_val, an_10_100_val; |
3662 | bnx2x_wait_reset_complete(bp, phy); | |
3663 | bnx2x_bits_en(bp, NIG_REG_LATCH_BC_0 + params->port*4, | |
3664 | 1 << NIG_LATCH_BC_ENABLE_MI_INT); | |
3665 | ||
3666 | bnx2x_cl45_write(bp, phy, | |
3667 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0000); | |
c18aa15d | 3668 | bnx2x_848xx_set_led(bp, phy); |
62b29a5d YR |
3669 | /* set 1000 speed advertisement */ |
3670 | bnx2x_cl45_read(bp, phy, | |
3671 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL, | |
3672 | &an_1000_val); | |
a1e4be39 | 3673 | |
62b29a5d YR |
3674 | bnx2x_ext_phy_set_pause(params, phy, vars); |
3675 | bnx2x_cl45_read(bp, phy, | |
3676 | MDIO_AN_DEVAD, | |
3677 | MDIO_AN_REG_8481_LEGACY_AN_ADV, | |
3678 | &an_10_100_val); | |
3679 | bnx2x_cl45_read(bp, phy, | |
3680 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_MII_CTRL, | |
3681 | &autoneg_val); | |
3682 | /* Disable forced speed */ | |
3683 | autoneg_val &= ~((1<<6) | (1<<8) | (1<<9) | (1<<12) | (1<<13)); | |
3684 | an_10_100_val &= ~((1<<5) | (1<<6) | (1<<7) | (1<<8)); | |
3685 | ||
3686 | if (((phy->req_line_speed == SPEED_AUTO_NEG) && | |
3687 | (phy->speed_cap_mask & | |
3688 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) || | |
3689 | (phy->req_line_speed == SPEED_1000)) { | |
3690 | an_1000_val |= (1<<8); | |
3691 | autoneg_val |= (1<<9 | 1<<12); | |
3692 | if (phy->req_duplex == DUPLEX_FULL) | |
3693 | an_1000_val |= (1<<9); | |
3694 | DP(NETIF_MSG_LINK, "Advertising 1G\n"); | |
3695 | } else | |
3696 | an_1000_val &= ~((1<<8) | (1<<9)); | |
2f904460 | 3697 | |
62b29a5d YR |
3698 | bnx2x_cl45_write(bp, phy, |
3699 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL, | |
3700 | an_1000_val); | |
3701 | ||
3702 | /* set 10 speed advertisement */ | |
3703 | if (((phy->req_line_speed == SPEED_AUTO_NEG) && | |
3704 | (phy->speed_cap_mask & | |
3705 | (PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL | | |
3706 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)))) { | |
3707 | an_10_100_val |= (1<<7); | |
3708 | /* Enable autoneg and restart autoneg for legacy speeds */ | |
3709 | autoneg_val |= (1<<9 | 1<<12); | |
3710 | ||
3711 | if (phy->req_duplex == DUPLEX_FULL) | |
3712 | an_10_100_val |= (1<<8); | |
3713 | DP(NETIF_MSG_LINK, "Advertising 100M\n"); | |
3714 | } | |
3715 | /* set 10 speed advertisement */ | |
3716 | if (((phy->req_line_speed == SPEED_AUTO_NEG) && | |
3717 | (phy->speed_cap_mask & | |
3718 | (PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL | | |
3719 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)))) { | |
3720 | an_10_100_val |= (1<<5); | |
3721 | autoneg_val |= (1<<9 | 1<<12); | |
3722 | if (phy->req_duplex == DUPLEX_FULL) | |
3723 | an_10_100_val |= (1<<6); | |
3724 | DP(NETIF_MSG_LINK, "Advertising 10M\n"); | |
3725 | } | |
4f60dab1 | 3726 | |
62b29a5d YR |
3727 | /* Only 10/100 are allowed to work in FORCE mode */ |
3728 | if (phy->req_line_speed == SPEED_100) { | |
3729 | autoneg_val |= (1<<13); | |
3730 | /* Enabled AUTO-MDIX when autoneg is disabled */ | |
3731 | bnx2x_cl45_write(bp, phy, | |
3732 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL, | |
3733 | (1<<15 | 1<<9 | 7<<0)); | |
3734 | DP(NETIF_MSG_LINK, "Setting 100M force\n"); | |
3735 | } | |
3736 | if (phy->req_line_speed == SPEED_10) { | |
3737 | /* Enabled AUTO-MDIX when autoneg is disabled */ | |
3738 | bnx2x_cl45_write(bp, phy, | |
3739 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL, | |
3740 | (1<<15 | 1<<9 | 7<<0)); | |
3741 | DP(NETIF_MSG_LINK, "Setting 10M force\n"); | |
3742 | } | |
2f904460 | 3743 | |
62b29a5d YR |
3744 | bnx2x_cl45_write(bp, phy, |
3745 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_AN_ADV, | |
3746 | an_10_100_val); | |
2f904460 | 3747 | |
62b29a5d YR |
3748 | if (phy->req_duplex == DUPLEX_FULL) |
3749 | autoneg_val |= (1<<8); | |
2f904460 | 3750 | |
62b29a5d YR |
3751 | bnx2x_cl45_write(bp, phy, |
3752 | MDIO_AN_DEVAD, | |
3753 | MDIO_AN_REG_8481_LEGACY_MII_CTRL, autoneg_val); | |
46d15cc7 | 3754 | |
62b29a5d YR |
3755 | if (((phy->req_line_speed == SPEED_AUTO_NEG) && |
3756 | (phy->speed_cap_mask & | |
3757 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) || | |
3758 | (phy->req_line_speed == SPEED_10000)) { | |
3759 | DP(NETIF_MSG_LINK, "Advertising 10G\n"); | |
3760 | /* Restart autoneg for 10G*/ | |
2f904460 | 3761 | |
62b29a5d YR |
3762 | bnx2x_cl45_write(bp, phy, |
3763 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, | |
3764 | 0x3200); | |
3765 | } else if (phy->req_line_speed != SPEED_10 && | |
3766 | phy->req_line_speed != SPEED_100) { | |
3767 | bnx2x_cl45_write(bp, phy, | |
3768 | MDIO_AN_DEVAD, | |
3769 | MDIO_AN_REG_8481_10GBASE_T_AN_CTRL, | |
3770 | 1); | |
3771 | } | |
3772 | /* Save spirom version */ | |
c18aa15d | 3773 | bnx2x_save_848xx_spirom_version(phy, params); |
2f904460 | 3774 | |
62b29a5d | 3775 | return 0; |
b7737c9b | 3776 | } |
ea4e040a | 3777 | |
b7737c9b YR |
3778 | static u8 bnx2x_848x3_config_init(struct bnx2x_phy *phy, |
3779 | struct link_params *params, | |
3780 | struct link_vars *vars) | |
3781 | { | |
3782 | struct bnx2x *bp = params->bp; | |
3783 | u16 temp; | |
3784 | msleep(1); | |
3785 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
3786 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, | |
3787 | params->port); | |
3788 | msleep(200); /* 100 is not enough */ | |
3789 | ||
3790 | /** | |
3791 | * BCM84823 requires that XGXS links up first @ 10G for normal | |
3792 | * behavior | |
3793 | */ | |
3794 | temp = vars->line_speed; | |
3795 | vars->line_speed = SPEED_10000; | |
3796 | bnx2x_set_autoneg(phy, params, vars, 0); | |
3797 | bnx2x_program_serdes(phy, params, vars); | |
3798 | vars->line_speed = temp; | |
3799 | return bnx2x_848xx_cmn_config_init(phy, params, vars); | |
ea4e040a YR |
3800 | } |
3801 | ||
b7737c9b YR |
3802 | static u8 bnx2x_8481_config_init(struct bnx2x_phy *phy, |
3803 | struct link_params *params, | |
3804 | struct link_vars *vars) | |
3805 | { | |
3806 | struct bnx2x *bp = params->bp; | |
3807 | /* Restore normal power mode*/ | |
3808 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
3809 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); | |
3810 | ||
3811 | /* HW reset */ | |
3812 | bnx2x_ext_phy_hw_reset(bp, params->port); | |
3813 | ||
3814 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15); | |
3815 | return bnx2x_848xx_cmn_config_init(phy, params, vars); | |
3816 | } | |
7aa0711f YR |
3817 | |
3818 | ||
3819 | static void bnx2x_ext_phy_10G_an_resolve(struct bnx2x *bp, | |
3820 | struct bnx2x_phy *phy, | |
3821 | struct link_vars *vars) | |
3822 | { | |
3823 | u16 val; | |
3824 | bnx2x_cl45_read(bp, phy, | |
3825 | MDIO_AN_DEVAD, | |
3826 | MDIO_AN_REG_STATUS, &val); | |
3827 | bnx2x_cl45_read(bp, phy, | |
3828 | MDIO_AN_DEVAD, | |
3829 | MDIO_AN_REG_STATUS, &val); | |
3830 | if (val & (1<<5)) | |
3831 | vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; | |
3832 | if ((val & (1<<0)) == 0) | |
3833 | vars->link_status |= LINK_STATUS_PARALLEL_DETECTION_USED; | |
3834 | } | |
e10bc84d YR |
3835 | static void bnx2x_8727_handle_mod_abs(struct bnx2x_phy *phy, |
3836 | struct link_params *params) | |
4d295db0 EG |
3837 | { |
3838 | struct bnx2x *bp = params->bp; | |
3839 | u16 mod_abs, rx_alarm_status; | |
4d295db0 EG |
3840 | u32 val = REG_RD(bp, params->shmem_base + |
3841 | offsetof(struct shmem_region, dev_info. | |
3842 | port_feature_config[params->port]. | |
3843 | config)); | |
e10bc84d | 3844 | bnx2x_cl45_read(bp, phy, |
4d295db0 EG |
3845 | MDIO_PMA_DEVAD, |
3846 | MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs); | |
3847 | if (mod_abs & (1<<8)) { | |
3848 | ||
3849 | /* Module is absent */ | |
3850 | DP(NETIF_MSG_LINK, "MOD_ABS indication " | |
3851 | "show module is absent\n"); | |
3852 | ||
3853 | /* 1. Set mod_abs to detect next module | |
3854 | presence event | |
3855 | 2. Set EDC off by setting OPTXLOS signal input to low | |
3856 | (bit 9). | |
3857 | When the EDC is off it locks onto a reference clock and | |
3858 | avoids becoming 'lost'.*/ | |
3859 | mod_abs &= ~((1<<8)|(1<<9)); | |
e10bc84d | 3860 | bnx2x_cl45_write(bp, phy, |
4d295db0 EG |
3861 | MDIO_PMA_DEVAD, |
3862 | MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs); | |
3863 | ||
3864 | /* Clear RX alarm since it stays up as long as | |
3865 | the mod_abs wasn't changed */ | |
e10bc84d | 3866 | bnx2x_cl45_read(bp, phy, |
4d295db0 EG |
3867 | MDIO_PMA_DEVAD, |
3868 | MDIO_PMA_REG_RX_ALARM, &rx_alarm_status); | |
3869 | ||
3870 | } else { | |
3871 | /* Module is present */ | |
3872 | DP(NETIF_MSG_LINK, "MOD_ABS indication " | |
3873 | "show module is present\n"); | |
3874 | /* First thing, disable transmitter, | |
3875 | and if the module is ok, the | |
3876 | module_detection will enable it*/ | |
3877 | ||
3878 | /* 1. Set mod_abs to detect next module | |
3879 | absent event ( bit 8) | |
3880 | 2. Restore the default polarity of the OPRXLOS signal and | |
3881 | this signal will then correctly indicate the presence or | |
3882 | absence of the Rx signal. (bit 9) */ | |
3883 | mod_abs |= ((1<<8)|(1<<9)); | |
e10bc84d | 3884 | bnx2x_cl45_write(bp, phy, |
62b29a5d YR |
3885 | MDIO_PMA_DEVAD, |
3886 | MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs); | |
4d295db0 EG |
3887 | |
3888 | /* Clear RX alarm since it stays up as long as | |
3889 | the mod_abs wasn't changed. This is need to be done | |
3890 | before calling the module detection, otherwise it will clear | |
3891 | the link update alarm */ | |
e10bc84d | 3892 | bnx2x_cl45_read(bp, phy, |
62b29a5d YR |
3893 | MDIO_PMA_DEVAD, |
3894 | MDIO_PMA_REG_RX_ALARM, &rx_alarm_status); | |
4d295db0 EG |
3895 | |
3896 | ||
3897 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == | |
3898 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER) | |
b7737c9b | 3899 | bnx2x_sfp_set_transmitter(bp, phy, params->port, 0); |
4d295db0 | 3900 | |
e10bc84d YR |
3901 | if (bnx2x_wait_for_sfp_module_initialized(phy, params) == 0) |
3902 | bnx2x_sfp_module_detection(phy, params); | |
4d295db0 EG |
3903 | else |
3904 | DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n"); | |
3905 | } | |
3906 | ||
3907 | DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n", | |
3908 | rx_alarm_status); | |
3909 | /* No need to check link status in case of | |
3910 | module plugged in/out */ | |
3911 | } | |
3912 | ||
c18aa15d | 3913 | |
b7737c9b | 3914 | static u8 bnx2x_8705_read_status(struct bnx2x_phy *phy, |
e10bc84d | 3915 | struct link_params *params, |
b7737c9b | 3916 | struct link_vars *vars) |
ea4e040a | 3917 | { |
62b29a5d | 3918 | u8 link_up = 0; |
b7737c9b YR |
3919 | u16 val1, rx_sd; |
3920 | struct bnx2x *bp = params->bp; | |
62b29a5d YR |
3921 | DP(NETIF_MSG_LINK, "read status 8705\n"); |
3922 | bnx2x_cl45_read(bp, phy, | |
3923 | MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1); | |
3924 | DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1); | |
ea4e040a | 3925 | |
62b29a5d YR |
3926 | bnx2x_cl45_read(bp, phy, |
3927 | MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1); | |
3928 | DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1); | |
ea4e040a | 3929 | |
62b29a5d YR |
3930 | bnx2x_cl45_read(bp, phy, |
3931 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd); | |
4d295db0 | 3932 | |
62b29a5d YR |
3933 | bnx2x_cl45_read(bp, phy, |
3934 | MDIO_PMA_DEVAD, 0xc809, &val1); | |
3935 | bnx2x_cl45_read(bp, phy, | |
3936 | MDIO_PMA_DEVAD, 0xc809, &val1); | |
4d295db0 | 3937 | |
62b29a5d YR |
3938 | DP(NETIF_MSG_LINK, "8705 1.c809 val=0x%x\n", val1); |
3939 | link_up = ((rx_sd & 0x1) && (val1 & (1<<9)) && ((val1 & (1<<8)) == 0)); | |
3940 | if (link_up) { | |
3941 | vars->line_speed = SPEED_10000; | |
3942 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
3943 | } | |
3944 | return link_up; | |
b7737c9b | 3945 | } |
ea4e040a | 3946 | |
b7737c9b YR |
3947 | static u8 bnx2x_8706_8726_read_status(struct bnx2x_phy *phy, |
3948 | struct link_params *params, | |
3949 | struct link_vars *vars) | |
3950 | { | |
3951 | u8 link_up = 0; | |
3952 | u16 val1, val2, rx_sd, pcs_status; | |
3953 | struct bnx2x *bp = params->bp; | |
62b29a5d YR |
3954 | DP(NETIF_MSG_LINK, "XGXS 8706/8726\n"); |
3955 | /* Clear RX Alarm*/ | |
3956 | bnx2x_cl45_read(bp, phy, | |
3957 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &val2); | |
3958 | /* clear LASI indication*/ | |
3959 | bnx2x_cl45_read(bp, phy, | |
3960 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1); | |
3961 | bnx2x_cl45_read(bp, phy, | |
3962 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val2); | |
3963 | DP(NETIF_MSG_LINK, "8706/8726 LASI status 0x%x--> 0x%x\n", val1, val2); | |
ea4e040a | 3964 | |
62b29a5d YR |
3965 | bnx2x_cl45_read(bp, phy, |
3966 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd); | |
3967 | bnx2x_cl45_read(bp, phy, | |
3968 | MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &pcs_status); | |
3969 | bnx2x_cl45_read(bp, phy, | |
3970 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2); | |
3971 | bnx2x_cl45_read(bp, phy, | |
3972 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2); | |
3973 | ||
3974 | DP(NETIF_MSG_LINK, "8706/8726 rx_sd 0x%x pcs_status 0x%x 1Gbps" | |
3975 | " link_status 0x%x\n", rx_sd, pcs_status, val2); | |
3976 | /* link is up if both bit 0 of pmd_rx_sd and | |
3977 | * bit 0 of pcs_status are set, or if the autoneg bit | |
3978 | * 1 is set | |
3979 | */ | |
3980 | link_up = ((rx_sd & pcs_status & 0x1) || (val2 & (1<<1))); | |
3981 | if (link_up) { | |
3982 | if (val2 & (1<<1)) | |
3983 | vars->line_speed = SPEED_1000; | |
3984 | else | |
3985 | vars->line_speed = SPEED_10000; | |
3986 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
3987 | } | |
3988 | return link_up; | |
b7737c9b | 3989 | } |
b7737c9b YR |
3990 | static u8 bnx2x_8706_read_status(struct bnx2x_phy *phy, |
3991 | struct link_params *params, | |
3992 | struct link_vars *vars) | |
3993 | { | |
3994 | return bnx2x_8706_8726_read_status(phy, params, vars); | |
3995 | } | |
3996 | ||
3997 | static u8 bnx2x_8726_read_status(struct bnx2x_phy *phy, | |
3998 | struct link_params *params, | |
3999 | struct link_vars *vars) | |
4000 | { | |
4001 | struct bnx2x *bp = params->bp; | |
4002 | u16 val1; | |
4003 | u8 link_up = bnx2x_8706_8726_read_status(phy, params, vars); | |
4004 | if (link_up) { | |
4005 | bnx2x_cl45_read(bp, phy, | |
4006 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, | |
4007 | &val1); | |
4008 | if (val1 & (1<<15)) { | |
4009 | DP(NETIF_MSG_LINK, "Tx is disabled\n"); | |
4010 | link_up = 0; | |
4011 | vars->line_speed = 0; | |
4012 | } | |
4013 | } | |
4014 | return link_up; | |
4015 | } | |
c18aa15d | 4016 | |
b7737c9b YR |
4017 | static u8 bnx2x_8727_read_status(struct bnx2x_phy *phy, |
4018 | struct link_params *params, | |
4019 | struct link_vars *vars) | |
4020 | ||
4021 | { | |
4022 | struct bnx2x *bp = params->bp; | |
62b29a5d YR |
4023 | u8 link_up = 0; |
4024 | u16 link_status = 0; | |
4025 | u16 rx_alarm_status, val1; | |
4026 | /* Check the LASI */ | |
4027 | bnx2x_cl45_read(bp, phy, | |
4028 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, | |
4029 | &rx_alarm_status); | |
4030 | vars->line_speed = 0; | |
4031 | DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n", rx_alarm_status); | |
4d295db0 | 4032 | |
62b29a5d YR |
4033 | bnx2x_cl45_read(bp, phy, |
4034 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1); | |
4d295db0 | 4035 | |
62b29a5d | 4036 | DP(NETIF_MSG_LINK, "8727 LASI status 0x%x\n", val1); |
4d295db0 | 4037 | |
62b29a5d YR |
4038 | /* Clear MSG-OUT */ |
4039 | bnx2x_cl45_read(bp, phy, | |
4040 | MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1); | |
4d295db0 | 4041 | |
62b29a5d YR |
4042 | /** |
4043 | * If a module is present and there is need to check | |
4044 | * for over current | |
4045 | */ | |
4046 | if (!(phy->flags & FLAGS_NOC) && !(rx_alarm_status & (1<<5))) { | |
4047 | /* Check over-current using 8727 GPIO0 input*/ | |
4048 | bnx2x_cl45_read(bp, phy, | |
4049 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL, | |
4050 | &val1); | |
4051 | ||
4052 | if ((val1 & (1<<8)) == 0) { | |
4053 | DP(NETIF_MSG_LINK, "8727 Power fault has been detected" | |
4054 | " on port %d\n", params->port); | |
4055 | netdev_err(bp->dev, "Error: Power fault on Port %d has" | |
4056 | " been detected and the power to " | |
4057 | "that SFP+ module has been removed" | |
4058 | " to prevent failure of the card." | |
4059 | " Please remove the SFP+ module and" | |
4060 | " restart the system to clear this" | |
4061 | " error.\n", | |
4062 | params->port); | |
4d295db0 EG |
4063 | |
4064 | /* | |
62b29a5d YR |
4065 | * Disable all RX_ALARMs except for |
4066 | * mod_abs | |
4d295db0 | 4067 | */ |
62b29a5d YR |
4068 | bnx2x_cl45_write(bp, phy, |
4069 | MDIO_PMA_DEVAD, | |
4070 | MDIO_PMA_REG_RX_ALARM_CTRL, (1<<5)); | |
4d295db0 | 4071 | |
e10bc84d | 4072 | bnx2x_cl45_read(bp, phy, |
62b29a5d YR |
4073 | MDIO_PMA_DEVAD, |
4074 | MDIO_PMA_REG_PHY_IDENTIFIER, &val1); | |
4075 | /* Wait for module_absent_event */ | |
4076 | val1 |= (1<<8); | |
4077 | bnx2x_cl45_write(bp, phy, | |
4078 | MDIO_PMA_DEVAD, | |
4079 | MDIO_PMA_REG_PHY_IDENTIFIER, val1); | |
4080 | /* Clear RX alarm */ | |
e10bc84d | 4081 | bnx2x_cl45_read(bp, phy, |
62b29a5d YR |
4082 | MDIO_PMA_DEVAD, |
4083 | MDIO_PMA_REG_RX_ALARM, &rx_alarm_status); | |
4084 | return 0; | |
4085 | } | |
4086 | } /* Over current check */ | |
4d295db0 | 4087 | |
62b29a5d YR |
4088 | /* When module absent bit is set, check module */ |
4089 | if (rx_alarm_status & (1<<5)) { | |
4090 | bnx2x_8727_handle_mod_abs(phy, params); | |
4091 | /* Enable all mod_abs and link detection bits */ | |
4092 | bnx2x_cl45_write(bp, phy, | |
4093 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL, | |
4094 | ((1<<5) | (1<<2))); | |
4095 | } | |
4096 | ||
4097 | /* If transmitter is disabled, ignore false link up indication */ | |
4098 | bnx2x_cl45_read(bp, phy, | |
4099 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, &val1); | |
4100 | if (val1 & (1<<15)) { | |
4101 | DP(NETIF_MSG_LINK, "Tx is disabled\n"); | |
4102 | return 0; | |
4103 | } | |
4104 | ||
4105 | bnx2x_cl45_read(bp, phy, | |
4106 | MDIO_PMA_DEVAD, | |
4107 | MDIO_PMA_REG_8073_SPEED_LINK_STATUS, &link_status); | |
4108 | ||
4109 | /* Bits 0..2 --> speed detected, | |
4110 | bits 13..15--> link is down */ | |
4111 | if ((link_status & (1<<2)) && (!(link_status & (1<<15)))) { | |
4112 | link_up = 1; | |
4113 | vars->line_speed = SPEED_10000; | |
4114 | } else if ((link_status & (1<<0)) && (!(link_status & (1<<13)))) { | |
4115 | link_up = 1; | |
4116 | vars->line_speed = SPEED_1000; | |
4117 | DP(NETIF_MSG_LINK, "port %x: External link up in 1G\n", | |
4118 | params->port); | |
4119 | } else { | |
4120 | link_up = 0; | |
4121 | DP(NETIF_MSG_LINK, "port %x: External link is down\n", | |
4122 | params->port); | |
4123 | } | |
4124 | if (link_up) | |
4125 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
4126 | return link_up; | |
b7737c9b | 4127 | } |
62b29a5d | 4128 | |
7aa0711f YR |
4129 | static void bnx2x_8073_resolve_fc(struct bnx2x_phy *phy, |
4130 | struct link_params *params, | |
4131 | struct link_vars *vars) | |
4132 | { | |
4133 | struct bnx2x *bp = params->bp; | |
4134 | if (phy->req_line_speed == SPEED_10 || | |
4135 | phy->req_line_speed == SPEED_100) { | |
4136 | vars->flow_ctrl = phy->req_flow_ctrl; | |
4137 | return; | |
4138 | } | |
4139 | ||
4140 | if (bnx2x_ext_phy_resolve_fc(phy, params, vars) && | |
4141 | (vars->flow_ctrl == BNX2X_FLOW_CTRL_NONE)) { | |
4142 | u16 pause_result; | |
4143 | u16 ld_pause; /* local */ | |
4144 | u16 lp_pause; /* link partner */ | |
4145 | bnx2x_cl45_read(bp, phy, | |
4146 | MDIO_AN_DEVAD, | |
4147 | MDIO_AN_REG_CL37_FC_LD, &ld_pause); | |
4148 | ||
4149 | bnx2x_cl45_read(bp, phy, | |
4150 | MDIO_AN_DEVAD, | |
4151 | MDIO_AN_REG_CL37_FC_LP, &lp_pause); | |
4152 | pause_result = (ld_pause & | |
4153 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 5; | |
4154 | pause_result |= (lp_pause & | |
4155 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7; | |
4156 | ||
4157 | bnx2x_pause_resolve(vars, pause_result); | |
4158 | DP(NETIF_MSG_LINK, "Ext PHY CL37 pause result 0x%x\n", | |
4159 | pause_result); | |
4160 | } | |
4161 | } | |
b7737c9b YR |
4162 | static u8 bnx2x_8073_read_status(struct bnx2x_phy *phy, |
4163 | struct link_params *params, | |
4164 | struct link_vars *vars) | |
4165 | { | |
4166 | struct bnx2x *bp = params->bp; | |
62b29a5d | 4167 | u8 link_up = 0; |
b7737c9b | 4168 | u16 val1, val2; |
62b29a5d YR |
4169 | u16 link_status = 0; |
4170 | u16 an1000_status = 0; | |
ab6ad5a4 | 4171 | |
62b29a5d YR |
4172 | bnx2x_cl45_read(bp, phy, |
4173 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1); | |
ea4e040a | 4174 | |
62b29a5d | 4175 | DP(NETIF_MSG_LINK, "8703 LASI status 0x%x\n", val1); |
ea4e040a | 4176 | |
62b29a5d YR |
4177 | /* clear the interrupt LASI status register */ |
4178 | bnx2x_cl45_read(bp, phy, | |
4179 | MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2); | |
4180 | bnx2x_cl45_read(bp, phy, | |
4181 | MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val1); | |
4182 | DP(NETIF_MSG_LINK, "807x PCS status 0x%x->0x%x\n", val2, val1); | |
4183 | /* Clear MSG-OUT */ | |
4184 | bnx2x_cl45_read(bp, phy, | |
4185 | MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1); | |
6bbca910 | 4186 | |
62b29a5d YR |
4187 | /* Check the LASI */ |
4188 | bnx2x_cl45_read(bp, phy, | |
4189 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &val2); | |
6bbca910 | 4190 | |
62b29a5d | 4191 | DP(NETIF_MSG_LINK, "KR 0x9003 0x%x\n", val2); |
6bbca910 | 4192 | |
62b29a5d YR |
4193 | /* Check the link status */ |
4194 | bnx2x_cl45_read(bp, phy, | |
4195 | MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2); | |
4196 | DP(NETIF_MSG_LINK, "KR PCS status 0x%x\n", val2); | |
ea4e040a | 4197 | |
62b29a5d YR |
4198 | bnx2x_cl45_read(bp, phy, |
4199 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2); | |
4200 | bnx2x_cl45_read(bp, phy, | |
4201 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1); | |
4202 | link_up = ((val1 & 4) == 4); | |
4203 | DP(NETIF_MSG_LINK, "PMA_REG_STATUS=0x%x\n", val1); | |
6bbca910 | 4204 | |
62b29a5d YR |
4205 | if (link_up && |
4206 | ((phy->req_line_speed != SPEED_10000))) { | |
4207 | if (bnx2x_8073_xaui_wa(bp, phy) != 0) | |
4208 | return 0; | |
4209 | } | |
4210 | bnx2x_cl45_read(bp, phy, | |
4211 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status); | |
4212 | bnx2x_cl45_read(bp, phy, | |
4213 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status); | |
4214 | ||
4215 | /* Check the link status on 1.1.2 */ | |
4216 | bnx2x_cl45_read(bp, phy, | |
4217 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2); | |
4218 | bnx2x_cl45_read(bp, phy, | |
4219 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1); | |
4220 | DP(NETIF_MSG_LINK, "KR PMA status 0x%x->0x%x," | |
4221 | "an_link_status=0x%x\n", val2, val1, an1000_status); | |
4222 | ||
4223 | link_up = (((val1 & 4) == 4) || (an1000_status & (1<<1))); | |
4224 | if (link_up && bnx2x_8073_is_snr_needed(bp, phy)) { | |
4225 | /* The SNR will improve about 2dbby | |
4226 | changing the BW and FEE main tap.*/ | |
4227 | /* The 1st write to change FFE main | |
4228 | tap is set before restart AN */ | |
4229 | /* Change PLL Bandwidth in EDC | |
4230 | register */ | |
4231 | bnx2x_cl45_write(bp, phy, | |
4232 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PLL_BANDWIDTH, | |
4233 | 0x26BC); | |
4234 | ||
4235 | /* Change CDR Bandwidth in EDC register */ | |
4236 | bnx2x_cl45_write(bp, phy, | |
4237 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CDR_BANDWIDTH, | |
4238 | 0x0333); | |
4239 | } | |
4240 | bnx2x_cl45_read(bp, phy, | |
4241 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_SPEED_LINK_STATUS, | |
4242 | &link_status); | |
4243 | ||
4244 | /* Bits 0..2 --> speed detected, bits 13..15--> link is down */ | |
4245 | if ((link_status & (1<<2)) && (!(link_status & (1<<15)))) { | |
4246 | link_up = 1; | |
4247 | vars->line_speed = SPEED_10000; | |
4248 | DP(NETIF_MSG_LINK, "port %x: External link up in 10G\n", | |
4249 | params->port); | |
4250 | } else if ((link_status & (1<<1)) && (!(link_status & (1<<14)))) { | |
4251 | link_up = 1; | |
4252 | vars->line_speed = SPEED_2500; | |
4253 | DP(NETIF_MSG_LINK, "port %x: External link up in 2.5G\n", | |
4254 | params->port); | |
4255 | } else if ((link_status & (1<<0)) && (!(link_status & (1<<13)))) { | |
4256 | link_up = 1; | |
4257 | vars->line_speed = SPEED_1000; | |
4258 | DP(NETIF_MSG_LINK, "port %x: External link up in 1G\n", | |
4259 | params->port); | |
4260 | } else { | |
4261 | link_up = 0; | |
4262 | DP(NETIF_MSG_LINK, "port %x: External link is down\n", | |
4263 | params->port); | |
4264 | } | |
6bbca910 | 4265 | |
7aa0711f YR |
4266 | if (link_up) { |
4267 | bnx2x_ext_phy_10G_an_resolve(bp, phy, vars); | |
4268 | bnx2x_8073_resolve_fc(phy, params, vars); | |
4269 | } | |
62b29a5d | 4270 | return link_up; |
b7737c9b YR |
4271 | } |
4272 | ||
4273 | static u8 bnx2x_7101_read_status(struct bnx2x_phy *phy, | |
4274 | struct link_params *params, | |
4275 | struct link_vars *vars) | |
4276 | { | |
4277 | struct bnx2x *bp = params->bp; | |
62b29a5d | 4278 | u8 link_up; |
b7737c9b | 4279 | u16 val1, val2; |
62b29a5d YR |
4280 | bnx2x_cl45_read(bp, phy, |
4281 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val2); | |
4282 | bnx2x_cl45_read(bp, phy, | |
4283 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1); | |
4284 | DP(NETIF_MSG_LINK, "10G-base-T LASI status 0x%x->0x%x\n", | |
4285 | val2, val1); | |
4286 | bnx2x_cl45_read(bp, phy, | |
4287 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2); | |
4288 | bnx2x_cl45_read(bp, phy, | |
4289 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1); | |
4290 | DP(NETIF_MSG_LINK, "10G-base-T PMA status 0x%x->0x%x\n", | |
4291 | val2, val1); | |
4292 | link_up = ((val1 & 4) == 4); | |
4293 | /* if link is up | |
4294 | * print the AN outcome of the SFX7101 PHY | |
4295 | */ | |
4296 | if (link_up) { | |
4297 | bnx2x_cl45_read(bp, phy, | |
4298 | MDIO_AN_DEVAD, MDIO_AN_REG_MASTER_STATUS, | |
4299 | &val2); | |
4300 | vars->line_speed = SPEED_10000; | |
4301 | DP(NETIF_MSG_LINK, "SFX7101 AN status 0x%x->Master=%x\n", | |
4302 | val2, (val2 & (1<<14))); | |
7aa0711f YR |
4303 | bnx2x_ext_phy_10G_an_resolve(bp, phy, vars); |
4304 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
62b29a5d YR |
4305 | } |
4306 | return link_up; | |
b7737c9b YR |
4307 | } |
4308 | ||
4309 | static u8 bnx2x_848xx_read_status(struct bnx2x_phy *phy, | |
4310 | struct link_params *params, | |
4311 | struct link_vars *vars) | |
4312 | { | |
4313 | struct bnx2x *bp = params->bp; | |
62b29a5d YR |
4314 | u16 val, val1, val2; |
4315 | u8 link_up = 0; | |
b7737c9b | 4316 | |
62b29a5d YR |
4317 | /* Check 10G-BaseT link status */ |
4318 | /* Check PMD signal ok */ | |
4319 | bnx2x_cl45_read(bp, phy, | |
4320 | MDIO_AN_DEVAD, 0xFFFA, &val1); | |
4321 | bnx2x_cl45_read(bp, phy, | |
4322 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_PMD_SIGNAL, | |
4323 | &val2); | |
4324 | DP(NETIF_MSG_LINK, "BCM848xx: PMD_SIGNAL 1.a811 = 0x%x\n", val2); | |
4325 | ||
4326 | /* Check link 10G */ | |
4327 | if (val2 & (1<<11)) { | |
4328 | vars->line_speed = SPEED_10000; | |
4329 | link_up = 1; | |
7aa0711f | 4330 | bnx2x_ext_phy_10G_an_resolve(bp, phy, vars); |
62b29a5d YR |
4331 | } else { /* Check Legacy speed link */ |
4332 | u16 legacy_status, legacy_speed; | |
4333 | ||
4334 | /* Enable expansion register 0x42 (Operation mode status) */ | |
4335 | bnx2x_cl45_write(bp, phy, | |
4336 | MDIO_AN_DEVAD, | |
4337 | MDIO_AN_REG_8481_EXPANSION_REG_ACCESS, 0xf42); | |
4338 | ||
4339 | /* Get legacy speed operation status */ | |
4340 | bnx2x_cl45_read(bp, phy, | |
4341 | MDIO_AN_DEVAD, | |
4342 | MDIO_AN_REG_8481_EXPANSION_REG_RD_RW, | |
4343 | &legacy_status); | |
4344 | ||
4345 | DP(NETIF_MSG_LINK, "Legacy speed status" | |
4346 | " = 0x%x\n", legacy_status); | |
4347 | link_up = ((legacy_status & (1<<11)) == (1<<11)); | |
4348 | if (link_up) { | |
4349 | legacy_speed = (legacy_status & (3<<9)); | |
4350 | if (legacy_speed == (0<<9)) | |
4351 | vars->line_speed = SPEED_10; | |
4352 | else if (legacy_speed == (1<<9)) | |
4353 | vars->line_speed = SPEED_100; | |
4354 | else if (legacy_speed == (2<<9)) | |
4355 | vars->line_speed = SPEED_1000; | |
4356 | else /* Should not happen */ | |
4357 | vars->line_speed = 0; | |
4358 | ||
4359 | if (legacy_status & (1<<8)) | |
4360 | vars->duplex = DUPLEX_FULL; | |
4361 | else | |
4362 | vars->duplex = DUPLEX_HALF; | |
4363 | ||
4364 | DP(NETIF_MSG_LINK, "Link is up in %dMbps," | |
4365 | " is_duplex_full= %d\n", vars->line_speed, | |
4366 | (vars->duplex == DUPLEX_FULL)); | |
4367 | ||
4368 | /* Check legacy speed AN resolution */ | |
e10bc84d | 4369 | bnx2x_cl45_read(bp, phy, |
62b29a5d YR |
4370 | MDIO_AN_DEVAD, |
4371 | MDIO_AN_REG_8481_LEGACY_MII_STATUS, | |
4372 | &val); | |
4373 | if (val & (1<<5)) | |
4374 | vars->link_status |= | |
4375 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; | |
e10bc84d | 4376 | bnx2x_cl45_read(bp, phy, |
62b29a5d YR |
4377 | MDIO_AN_DEVAD, |
4378 | MDIO_AN_REG_8481_LEGACY_AN_EXPANSION, | |
4379 | &val); | |
4380 | if ((val & (1<<0)) == 0) | |
4381 | vars->link_status |= | |
4382 | LINK_STATUS_PARALLEL_DETECTION_USED; | |
4383 | } | |
4384 | } | |
7aa0711f YR |
4385 | if (link_up) { |
4386 | DP(NETIF_MSG_LINK, "BCM84823: link speed is %d\n", | |
4387 | vars->line_speed); | |
4388 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
4389 | } | |
4390 | ||
62b29a5d | 4391 | return link_up; |
ea4e040a | 4392 | } |
c18aa15d | 4393 | |
ea4e040a YR |
4394 | static void bnx2x_link_int_enable(struct link_params *params) |
4395 | { | |
4396 | u8 port = params->port; | |
ea4e040a YR |
4397 | u32 mask; |
4398 | struct bnx2x *bp = params->bp; | |
ab6ad5a4 | 4399 | |
ea4e040a YR |
4400 | /* setting the status to report on link up |
4401 | for either XGXS or SerDes */ | |
4402 | ||
4403 | if (params->switch_cfg == SWITCH_CFG_10G) { | |
4404 | mask = (NIG_MASK_XGXS0_LINK10G | | |
4405 | NIG_MASK_XGXS0_LINK_STATUS); | |
4406 | DP(NETIF_MSG_LINK, "enabled XGXS interrupt\n"); | |
e10bc84d YR |
4407 | if (!(SINGLE_MEDIA_DIRECT(params)) && |
4408 | params->phy[INT_PHY].type != | |
4409 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) { | |
ea4e040a YR |
4410 | mask |= NIG_MASK_MI_INT; |
4411 | DP(NETIF_MSG_LINK, "enabled external phy int\n"); | |
4412 | } | |
4413 | ||
4414 | } else { /* SerDes */ | |
4415 | mask = NIG_MASK_SERDES0_LINK_STATUS; | |
4416 | DP(NETIF_MSG_LINK, "enabled SerDes interrupt\n"); | |
e10bc84d YR |
4417 | if (!(SINGLE_MEDIA_DIRECT(params)) && |
4418 | params->phy[INT_PHY].type != | |
4419 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_NOT_CONN) { | |
ea4e040a YR |
4420 | mask |= NIG_MASK_MI_INT; |
4421 | DP(NETIF_MSG_LINK, "enabled external phy int\n"); | |
4422 | } | |
4423 | } | |
4424 | bnx2x_bits_en(bp, | |
4425 | NIG_REG_MASK_INTERRUPT_PORT0 + port*4, | |
4426 | mask); | |
ab6ad5a4 EG |
4427 | |
4428 | DP(NETIF_MSG_LINK, "port %x, is_xgxs %x, int_status 0x%x\n", port, | |
ea4e040a YR |
4429 | (params->switch_cfg == SWITCH_CFG_10G), |
4430 | REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4)); | |
ea4e040a YR |
4431 | DP(NETIF_MSG_LINK, " int_mask 0x%x, MI_INT %x, SERDES_LINK %x\n", |
4432 | REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4), | |
4433 | REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18), | |
4434 | REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS+port*0x3c)); | |
4435 | DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n", | |
4436 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68), | |
4437 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68)); | |
4438 | } | |
4439 | ||
2f904460 EG |
4440 | static void bnx2x_8481_rearm_latch_signal(struct bnx2x *bp, u8 port, |
4441 | u8 is_mi_int) | |
4442 | { | |
4443 | u32 latch_status = 0, is_mi_int_status; | |
4444 | /* Disable the MI INT ( external phy int ) | |
4445 | * by writing 1 to the status register. Link down indication | |
4446 | * is high-active-signal, so in this case we need to write the | |
4447 | * status to clear the XOR | |
4448 | */ | |
4449 | /* Read Latched signals */ | |
4450 | latch_status = REG_RD(bp, | |
4451 | NIG_REG_LATCH_STATUS_0 + port*8); | |
4452 | is_mi_int_status = REG_RD(bp, | |
4453 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4); | |
4454 | DP(NETIF_MSG_LINK, "original_signal = 0x%x, nig_status = 0x%x," | |
4455 | "latch_status = 0x%x\n", | |
4456 | is_mi_int, is_mi_int_status, latch_status); | |
4457 | /* Handle only those with latched-signal=up.*/ | |
4458 | if (latch_status & 1) { | |
4459 | /* For all latched-signal=up,Write original_signal to status */ | |
4460 | if (is_mi_int) | |
4461 | bnx2x_bits_en(bp, | |
4462 | NIG_REG_STATUS_INTERRUPT_PORT0 | |
4463 | + port*4, | |
4464 | NIG_STATUS_EMAC0_MI_INT); | |
4465 | else | |
4466 | bnx2x_bits_dis(bp, | |
4467 | NIG_REG_STATUS_INTERRUPT_PORT0 | |
4468 | + port*4, | |
4469 | NIG_STATUS_EMAC0_MI_INT); | |
4470 | /* For all latched-signal=up : Re-Arm Latch signals */ | |
4471 | REG_WR(bp, NIG_REG_LATCH_STATUS_0 + port*8, | |
4472 | (latch_status & 0xfffe) | (latch_status & 1)); | |
4473 | } | |
4474 | } | |
e10bc84d | 4475 | |
ea4e040a YR |
4476 | /* |
4477 | * link management | |
4478 | */ | |
4479 | static void bnx2x_link_int_ack(struct link_params *params, | |
2f904460 EG |
4480 | struct link_vars *vars, u8 is_10g, |
4481 | u8 is_mi_int) | |
ea4e040a YR |
4482 | { |
4483 | struct bnx2x *bp = params->bp; | |
4484 | u8 port = params->port; | |
4485 | ||
4486 | /* first reset all status | |
4487 | * we assume only one line will be change at a time */ | |
4488 | bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
4489 | (NIG_STATUS_XGXS0_LINK10G | | |
4490 | NIG_STATUS_XGXS0_LINK_STATUS | | |
4491 | NIG_STATUS_SERDES0_LINK_STATUS)); | |
e10bc84d | 4492 | if ((params->phy[EXT_PHY1].type |
4f60dab1 | 4493 | == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481) || |
e10bc84d | 4494 | (params->phy[EXT_PHY1].type |
4f60dab1 | 4495 | == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823)) { |
2f904460 EG |
4496 | bnx2x_8481_rearm_latch_signal(bp, port, is_mi_int); |
4497 | } | |
ea4e040a YR |
4498 | if (vars->phy_link_up) { |
4499 | if (is_10g) { | |
4500 | /* Disable the 10G link interrupt | |
4501 | * by writing 1 to the status register | |
4502 | */ | |
4503 | DP(NETIF_MSG_LINK, "10G XGXS phy link up\n"); | |
4504 | bnx2x_bits_en(bp, | |
4505 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
4506 | NIG_STATUS_XGXS0_LINK10G); | |
4507 | ||
4508 | } else if (params->switch_cfg == SWITCH_CFG_10G) { | |
4509 | /* Disable the link interrupt | |
4510 | * by writing 1 to the relevant lane | |
4511 | * in the status register | |
4512 | */ | |
4513 | u32 ser_lane = ((params->lane_config & | |
4514 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
4515 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
4516 | ||
2f904460 EG |
4517 | DP(NETIF_MSG_LINK, "%d speed XGXS phy link up\n", |
4518 | vars->line_speed); | |
ea4e040a YR |
4519 | bnx2x_bits_en(bp, |
4520 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
4521 | ((1 << ser_lane) << | |
4522 | NIG_STATUS_XGXS0_LINK_STATUS_SIZE)); | |
4523 | ||
4524 | } else { /* SerDes */ | |
4525 | DP(NETIF_MSG_LINK, "SerDes phy link up\n"); | |
4526 | /* Disable the link interrupt | |
4527 | * by writing 1 to the status register | |
4528 | */ | |
4529 | bnx2x_bits_en(bp, | |
4530 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
4531 | NIG_STATUS_SERDES0_LINK_STATUS); | |
4532 | } | |
4533 | ||
ea4e040a YR |
4534 | } |
4535 | } | |
4536 | ||
b7737c9b YR |
4537 | static u8 bnx2x_7101_format_ver(u32 spirom_ver, u8 *str, u16 *len) |
4538 | { | |
4539 | if (*len < 5) | |
4540 | return -EINVAL; | |
4541 | str[0] = (spirom_ver & 0xFF); | |
4542 | str[1] = (spirom_ver & 0xFF00) >> 8; | |
4543 | str[2] = (spirom_ver & 0xFF0000) >> 16; | |
4544 | str[3] = (spirom_ver & 0xFF000000) >> 24; | |
4545 | str[4] = '\0'; | |
4546 | *len -= 5; | |
4547 | return 0; | |
4548 | } | |
4549 | ||
4550 | static u8 bnx2x_format_ver(u32 num, u8 *str, u16 *len) | |
ea4e040a YR |
4551 | { |
4552 | u8 *str_ptr = str; | |
4553 | u32 mask = 0xf0000000; | |
4554 | u8 shift = 8*4; | |
4555 | u8 digit; | |
b7737c9b | 4556 | if (*len < 10) { |
025dfdaf | 4557 | /* Need more than 10chars for this format */ |
ea4e040a YR |
4558 | *str_ptr = '\0'; |
4559 | return -EINVAL; | |
4560 | } | |
4561 | while (shift > 0) { | |
4562 | ||
4563 | shift -= 4; | |
4564 | digit = ((num & mask) >> shift); | |
4565 | if (digit < 0xa) | |
4566 | *str_ptr = digit + '0'; | |
4567 | else | |
4568 | *str_ptr = digit - 0xa + 'a'; | |
4569 | str_ptr++; | |
4570 | mask = mask >> 4; | |
4571 | if (shift == 4*4) { | |
4572 | *str_ptr = ':'; | |
4573 | str_ptr++; | |
4574 | } | |
4575 | } | |
4576 | *str_ptr = '\0'; | |
4577 | return 0; | |
4578 | } | |
4579 | ||
b7737c9b YR |
4580 | static u8 bnx2x_848xx_format_ver(u32 raw_ver, u8 *str, u16 *len) |
4581 | { | |
4582 | u8 status = 0; | |
4583 | u32 spirom_ver; | |
4584 | spirom_ver = ((raw_ver & 0xF80) >> 7) << 16 | (raw_ver & 0x7F); | |
4585 | status = bnx2x_format_ver(spirom_ver, str, len); | |
4586 | return status; | |
4587 | } | |
4588 | ||
4589 | static u8 bnx2x_null_format_ver(u32 spirom_ver, u8 *str, u16 *len) | |
4590 | { | |
4591 | str[0] = '\0'; | |
4592 | (*len)--; | |
4593 | return 0; | |
4594 | } | |
ea4e040a YR |
4595 | u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded, |
4596 | u8 *version, u16 len) | |
4597 | { | |
0376d5b2 | 4598 | struct bnx2x *bp; |
a35da8db | 4599 | u32 spirom_ver = 0; |
b7737c9b YR |
4600 | u8 status = 0; |
4601 | u8 *ver_p = version; | |
ea4e040a YR |
4602 | if (version == NULL || params == NULL) |
4603 | return -EINVAL; | |
0376d5b2 | 4604 | bp = params->bp; |
ea4e040a | 4605 | |
b7737c9b YR |
4606 | /* Extract first external phy*/ |
4607 | version[0] = '\0'; | |
4608 | spirom_ver = REG_RD(bp, params->phy[EXT_PHY1].ver_addr); | |
ea4e040a | 4609 | |
b7737c9b YR |
4610 | if (params->phy[EXT_PHY1].format_fw_ver) |
4611 | status |= params->phy[EXT_PHY1].format_fw_ver(spirom_ver, | |
4612 | ver_p, | |
4613 | &len); | |
ea4e040a YR |
4614 | return status; |
4615 | } | |
4616 | ||
e10bc84d | 4617 | static void bnx2x_set_xgxs_loopback(struct bnx2x_phy *phy, |
62b29a5d | 4618 | struct link_params *params) |
ea4e040a YR |
4619 | { |
4620 | u8 port = params->port; | |
4621 | struct bnx2x *bp = params->bp; | |
4622 | ||
62b29a5d | 4623 | if (phy->req_line_speed != SPEED_1000) { |
6378c025 | 4624 | u32 md_devad; |
ea4e040a YR |
4625 | |
4626 | DP(NETIF_MSG_LINK, "XGXS 10G loopback enable\n"); | |
4627 | ||
4628 | /* change the uni_phy_addr in the nig */ | |
4629 | md_devad = REG_RD(bp, (NIG_REG_XGXS0_CTRL_MD_DEVAD + | |
4630 | port*0x18)); | |
4631 | ||
4632 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, 0x5); | |
4633 | ||
e10bc84d | 4634 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
4635 | 5, |
4636 | (MDIO_REG_BANK_AER_BLOCK + | |
4637 | (MDIO_AER_BLOCK_AER_REG & 0xf)), | |
4638 | 0x2800); | |
4639 | ||
e10bc84d | 4640 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
4641 | 5, |
4642 | (MDIO_REG_BANK_CL73_IEEEB0 + | |
4643 | (MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)), | |
4644 | 0x6041); | |
3858276b | 4645 | msleep(200); |
ea4e040a | 4646 | /* set aer mmd back */ |
e10bc84d | 4647 | bnx2x_set_aer_mmd(params, phy); |
ea4e040a YR |
4648 | |
4649 | /* and md_devad */ | |
4650 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, | |
4651 | md_devad); | |
4652 | ||
4653 | } else { | |
e10bc84d | 4654 | u16 mii_ctrl; |
ea4e040a | 4655 | DP(NETIF_MSG_LINK, "XGXS 1G loopback enable\n"); |
e10bc84d YR |
4656 | bnx2x_cl45_read(bp, phy, 5, |
4657 | (MDIO_REG_BANK_COMBO_IEEE0 + | |
4658 | (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)), | |
4659 | &mii_ctrl); | |
4660 | bnx2x_cl45_write(bp, phy, 5, | |
4661 | (MDIO_REG_BANK_COMBO_IEEE0 + | |
4662 | (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)), | |
4663 | mii_ctrl | | |
4664 | MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK); | |
ea4e040a YR |
4665 | } |
4666 | } | |
4667 | ||
b7737c9b YR |
4668 | static void bnx2x_8726_config_loopback(struct bnx2x_phy *phy, |
4669 | struct link_params *params) | |
ea4e040a YR |
4670 | { |
4671 | struct bnx2x *bp = params->bp; | |
b7737c9b YR |
4672 | DP(NETIF_MSG_LINK, "PMA/PMD ext_phy_loopback: 8726\n"); |
4673 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0001); | |
4674 | } | |
ea4e040a | 4675 | |
b7737c9b YR |
4676 | static void bnx2x_7101_config_loopback(struct bnx2x_phy *phy, |
4677 | struct link_params *params) | |
4678 | { | |
4679 | struct bnx2x *bp = params->bp; | |
4680 | /* SFX7101_XGXS_TEST1 */ | |
4681 | bnx2x_cl45_write(bp, phy, | |
4682 | MDIO_XS_DEVAD, MDIO_XS_SFX7101_XGXS_TEST1, 0x100); | |
ea4e040a | 4683 | } |
c18aa15d | 4684 | |
ea4e040a YR |
4685 | /* |
4686 | *------------------------------------------------------------------------ | |
4687 | * bnx2x_override_led_value - | |
4688 | * | |
e10bc84d | 4689 | * Override the led value of the requested led |
ea4e040a YR |
4690 | * |
4691 | *------------------------------------------------------------------------ | |
4692 | */ | |
4693 | u8 bnx2x_override_led_value(struct bnx2x *bp, u8 port, | |
4694 | u32 led_idx, u32 value) | |
4695 | { | |
4696 | u32 reg_val; | |
4697 | ||
4698 | /* If port 0 then use EMAC0, else use EMAC1*/ | |
4699 | u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
4700 | ||
4701 | DP(NETIF_MSG_LINK, | |
4702 | "bnx2x_override_led_value() port %x led_idx %d value %d\n", | |
4703 | port, led_idx, value); | |
4704 | ||
4705 | switch (led_idx) { | |
4706 | case 0: /* 10MB led */ | |
4707 | /* Read the current value of the LED register in | |
4708 | the EMAC block */ | |
4709 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); | |
4710 | /* Set the OVERRIDE bit to 1 */ | |
4711 | reg_val |= EMAC_LED_OVERRIDE; | |
4712 | /* If value is 1, set the 10M_OVERRIDE bit, | |
4713 | otherwise reset it.*/ | |
4714 | reg_val = (value == 1) ? (reg_val | EMAC_LED_10MB_OVERRIDE) : | |
4715 | (reg_val & ~EMAC_LED_10MB_OVERRIDE); | |
4716 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
4717 | break; | |
4718 | case 1: /*100MB led */ | |
4719 | /*Read the current value of the LED register in | |
4720 | the EMAC block */ | |
4721 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); | |
4722 | /* Set the OVERRIDE bit to 1 */ | |
4723 | reg_val |= EMAC_LED_OVERRIDE; | |
4724 | /* If value is 1, set the 100M_OVERRIDE bit, | |
4725 | otherwise reset it.*/ | |
4726 | reg_val = (value == 1) ? (reg_val | EMAC_LED_100MB_OVERRIDE) : | |
4727 | (reg_val & ~EMAC_LED_100MB_OVERRIDE); | |
4728 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
4729 | break; | |
4730 | case 2: /* 1000MB led */ | |
4731 | /* Read the current value of the LED register in the | |
4732 | EMAC block */ | |
4733 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); | |
4734 | /* Set the OVERRIDE bit to 1 */ | |
4735 | reg_val |= EMAC_LED_OVERRIDE; | |
4736 | /* If value is 1, set the 1000M_OVERRIDE bit, otherwise | |
4737 | reset it. */ | |
4738 | reg_val = (value == 1) ? (reg_val | EMAC_LED_1000MB_OVERRIDE) : | |
4739 | (reg_val & ~EMAC_LED_1000MB_OVERRIDE); | |
4740 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
4741 | break; | |
4742 | case 3: /* 2500MB led */ | |
4743 | /* Read the current value of the LED register in the | |
4744 | EMAC block*/ | |
4745 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); | |
4746 | /* Set the OVERRIDE bit to 1 */ | |
4747 | reg_val |= EMAC_LED_OVERRIDE; | |
4748 | /* If value is 1, set the 2500M_OVERRIDE bit, otherwise | |
4749 | reset it.*/ | |
4750 | reg_val = (value == 1) ? (reg_val | EMAC_LED_2500MB_OVERRIDE) : | |
4751 | (reg_val & ~EMAC_LED_2500MB_OVERRIDE); | |
4752 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
4753 | break; | |
4754 | case 4: /*10G led */ | |
4755 | if (port == 0) { | |
4756 | REG_WR(bp, NIG_REG_LED_10G_P0, | |
4757 | value); | |
4758 | } else { | |
4759 | REG_WR(bp, NIG_REG_LED_10G_P1, | |
4760 | value); | |
4761 | } | |
4762 | break; | |
4763 | case 5: /* TRAFFIC led */ | |
4764 | /* Find if the traffic control is via BMAC or EMAC */ | |
4765 | if (port == 0) | |
4766 | reg_val = REG_RD(bp, NIG_REG_NIG_EMAC0_EN); | |
4767 | else | |
4768 | reg_val = REG_RD(bp, NIG_REG_NIG_EMAC1_EN); | |
4769 | ||
4770 | /* Override the traffic led in the EMAC:*/ | |
4771 | if (reg_val == 1) { | |
4772 | /* Read the current value of the LED register in | |
4773 | the EMAC block */ | |
4774 | reg_val = REG_RD(bp, emac_base + | |
4775 | EMAC_REG_EMAC_LED); | |
4776 | /* Set the TRAFFIC_OVERRIDE bit to 1 */ | |
4777 | reg_val |= EMAC_LED_OVERRIDE; | |
4778 | /* If value is 1, set the TRAFFIC bit, otherwise | |
4779 | reset it.*/ | |
4780 | reg_val = (value == 1) ? (reg_val | EMAC_LED_TRAFFIC) : | |
4781 | (reg_val & ~EMAC_LED_TRAFFIC); | |
4782 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
4783 | } else { /* Override the traffic led in the BMAC: */ | |
4784 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 | |
4785 | + port*4, 1); | |
4786 | REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + port*4, | |
4787 | value); | |
4788 | } | |
4789 | break; | |
4790 | default: | |
4791 | DP(NETIF_MSG_LINK, | |
4792 | "bnx2x_override_led_value() unknown led index %d " | |
4793 | "(should be 0-5)\n", led_idx); | |
4794 | return -EINVAL; | |
4795 | } | |
4796 | ||
4797 | return 0; | |
4798 | } | |
4799 | ||
4800 | ||
7846e471 | 4801 | u8 bnx2x_set_led(struct link_params *params, u8 mode, u32 speed) |
ea4e040a | 4802 | { |
7846e471 YR |
4803 | u8 port = params->port; |
4804 | u16 hw_led_mode = params->hw_led_mode; | |
ea4e040a | 4805 | u8 rc = 0; |
345b5d52 EG |
4806 | u32 tmp; |
4807 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
7846e471 | 4808 | struct bnx2x *bp = params->bp; |
ea4e040a YR |
4809 | DP(NETIF_MSG_LINK, "bnx2x_set_led: port %x, mode %d\n", port, mode); |
4810 | DP(NETIF_MSG_LINK, "speed 0x%x, hw_led_mode 0x%x\n", | |
4811 | speed, hw_led_mode); | |
4812 | switch (mode) { | |
4813 | case LED_MODE_OFF: | |
4814 | REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 0); | |
4815 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, | |
4816 | SHARED_HW_CFG_LED_MAC1); | |
345b5d52 EG |
4817 | |
4818 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); | |
3196a88a | 4819 | EMAC_WR(bp, EMAC_REG_EMAC_LED, (tmp | EMAC_LED_OVERRIDE)); |
ea4e040a YR |
4820 | break; |
4821 | ||
4822 | case LED_MODE_OPER: | |
e10bc84d | 4823 | if (SINGLE_MEDIA_DIRECT(params)) { |
7846e471 YR |
4824 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, 0); |
4825 | REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 1); | |
4826 | } else { | |
4827 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, | |
4828 | hw_led_mode); | |
4829 | } | |
4830 | ||
ea4e040a YR |
4831 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 + |
4832 | port*4, 0); | |
4833 | /* Set blinking rate to ~15.9Hz */ | |
4834 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port*4, | |
4835 | LED_BLINK_RATE_VAL); | |
4836 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_ENA_P0 + | |
4837 | port*4, 1); | |
345b5d52 | 4838 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); |
3196a88a | 4839 | EMAC_WR(bp, EMAC_REG_EMAC_LED, |
345b5d52 EG |
4840 | (tmp & (~EMAC_LED_OVERRIDE))); |
4841 | ||
7846e471 | 4842 | if (CHIP_IS_E1(bp) && |
34f80b04 | 4843 | ((speed == SPEED_2500) || |
ea4e040a YR |
4844 | (speed == SPEED_1000) || |
4845 | (speed == SPEED_100) || | |
4846 | (speed == SPEED_10))) { | |
4847 | /* On Everest 1 Ax chip versions for speeds less than | |
4848 | 10G LED scheme is different */ | |
4849 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 | |
4850 | + port*4, 1); | |
4851 | REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + | |
4852 | port*4, 0); | |
4853 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_TRAFFIC_P0 + | |
4854 | port*4, 1); | |
4855 | } | |
4856 | break; | |
4857 | ||
4858 | default: | |
4859 | rc = -EINVAL; | |
4860 | DP(NETIF_MSG_LINK, "bnx2x_set_led: Invalid led mode %d\n", | |
4861 | mode); | |
4862 | break; | |
4863 | } | |
4864 | return rc; | |
4865 | ||
4866 | } | |
4867 | ||
4868 | u8 bnx2x_test_link(struct link_params *params, struct link_vars *vars) | |
4869 | { | |
4870 | struct bnx2x *bp = params->bp; | |
c18aa15d | 4871 | u16 gp_status = 0, phy_index = 0; |
ea4e040a | 4872 | |
e10bc84d | 4873 | CL45_RD_OVER_CL22(bp, ¶ms->phy[INT_PHY], |
ea4e040a YR |
4874 | MDIO_REG_BANK_GP_STATUS, |
4875 | MDIO_GP_STATUS_TOP_AN_STATUS1, | |
4876 | &gp_status); | |
4877 | /* link is up only if both local phy and external phy are up */ | |
b7737c9b YR |
4878 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) { |
4879 | u8 ext_phy_link_up = 1; | |
4880 | struct link_vars temp_vars; | |
c18aa15d YR |
4881 | for (phy_index = EXT_PHY1; phy_index < params->num_phys; |
4882 | phy_index++) { | |
4883 | if (params->phy[phy_index].read_status) | |
4884 | ext_phy_link_up &= | |
4885 | params->phy[phy_index].read_status( | |
4886 | ¶ms->phy[phy_index], | |
b7737c9b | 4887 | params, &temp_vars); |
c18aa15d | 4888 | } |
b7737c9b YR |
4889 | if (ext_phy_link_up) |
4890 | return 0; | |
4891 | } | |
ea4e040a YR |
4892 | return -ESRCH; |
4893 | } | |
4894 | ||
4895 | static u8 bnx2x_link_initialize(struct link_params *params, | |
d90d96ba | 4896 | struct link_vars *vars) |
ea4e040a | 4897 | { |
ea4e040a | 4898 | u8 rc = 0; |
b7737c9b | 4899 | u8 phy_index, non_ext_phy; |
c18aa15d YR |
4900 | struct bnx2x *bp = params->bp; |
4901 | /** | |
4902 | * In case of external phy existence, the line speed would be the | |
4903 | * line speed linked up by the external phy. In case it is direct | |
4904 | * only, then the line_speed during initialization will be | |
4905 | * equal to the req_line_speed | |
4906 | */ | |
4907 | vars->line_speed = params->phy[INT_PHY].req_line_speed; | |
ea4e040a | 4908 | |
c18aa15d YR |
4909 | /** |
4910 | * Initialize the internal phy in case this is a direct board | |
4911 | * (no external phys), or this board has external phy which requires | |
4912 | * to first. | |
4913 | */ | |
ea4e040a | 4914 | |
c18aa15d YR |
4915 | if (params->phy[INT_PHY].config_init) |
4916 | params->phy[INT_PHY].config_init( | |
4917 | ¶ms->phy[INT_PHY], | |
4918 | params, vars); | |
ea4e040a | 4919 | |
57963ed9 | 4920 | /* init ext phy and enable link state int */ |
c18aa15d | 4921 | non_ext_phy = (SINGLE_MEDIA_DIRECT(params) || |
8660d8c3 | 4922 | (params->loopback_mode == LOOPBACK_XGXS_10)); |
57963ed9 YR |
4923 | |
4924 | if (non_ext_phy || | |
c18aa15d | 4925 | (params->phy[EXT_PHY1].flags & FLAGS_INIT_XGXS_FIRST) || |
8660d8c3 | 4926 | (params->loopback_mode == LOOPBACK_EXT_PHY)) { |
c18aa15d | 4927 | struct bnx2x_phy *phy = ¶ms->phy[INT_PHY]; |
e10bc84d | 4928 | if (vars->line_speed == SPEED_AUTO_NEG) |
c18aa15d YR |
4929 | bnx2x_set_parallel_detection(phy, params); |
4930 | bnx2x_init_internal_phy(phy, params, vars); | |
ea4e040a YR |
4931 | } |
4932 | ||
c18aa15d | 4933 | /* Init external phy*/ |
57963ed9 | 4934 | if (!non_ext_phy) |
b7737c9b YR |
4935 | for (phy_index = EXT_PHY1; phy_index < params->num_phys; |
4936 | phy_index++) { | |
4937 | params->phy[phy_index].config_init( | |
4938 | ¶ms->phy[phy_index], | |
4939 | params, vars); | |
4940 | } | |
ea4e040a | 4941 | |
d90d96ba YR |
4942 | /* Reset the interrupt indication after phy was initialized */ |
4943 | bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + | |
4944 | params->port*4, | |
4945 | (NIG_STATUS_XGXS0_LINK10G | | |
4946 | NIG_STATUS_XGXS0_LINK_STATUS | | |
4947 | NIG_STATUS_SERDES0_LINK_STATUS | | |
4948 | NIG_MASK_MI_INT)); | |
ea4e040a | 4949 | return rc; |
ea4e040a YR |
4950 | } |
4951 | ||
b7737c9b YR |
4952 | static void set_phy_vars(struct link_params *params) |
4953 | { | |
4954 | struct bnx2x *bp = params->bp; | |
4955 | u8 actual_phy_idx, phy_index; | |
4956 | ||
4957 | for (phy_index = INT_PHY; phy_index < params->num_phys; | |
4958 | phy_index++) { | |
4959 | ||
4960 | actual_phy_idx = phy_index; | |
4961 | params->phy[actual_phy_idx].req_flow_ctrl = | |
4962 | params->req_flow_ctrl; | |
4963 | ||
4964 | params->phy[actual_phy_idx].req_line_speed = | |
4965 | params->req_line_speed; | |
4966 | ||
4967 | params->phy[actual_phy_idx].speed_cap_mask = | |
4968 | params->speed_cap_mask; | |
4969 | ||
4970 | params->phy[actual_phy_idx].req_duplex = | |
4971 | params->req_duplex; | |
4972 | ||
4973 | DP(NETIF_MSG_LINK, "req_flow_ctrl %x, req_line_speed %x," | |
4974 | " speed_cap_mask %x\n", | |
4975 | params->phy[actual_phy_idx].req_flow_ctrl, | |
4976 | params->phy[actual_phy_idx].req_line_speed, | |
4977 | params->phy[actual_phy_idx].speed_cap_mask); | |
4978 | } | |
4979 | } | |
4980 | ||
ea4e040a YR |
4981 | u8 bnx2x_phy_init(struct link_params *params, struct link_vars *vars) |
4982 | { | |
4983 | struct bnx2x *bp = params->bp; | |
ea4e040a | 4984 | u32 val; |
ab6ad5a4 EG |
4985 | |
4986 | DP(NETIF_MSG_LINK, "Phy Initialization started\n"); | |
4987 | DP(NETIF_MSG_LINK, "req_speed %d, req_flowctrl %d\n", | |
4988 | params->req_line_speed, params->req_flow_ctrl); | |
ea4e040a | 4989 | vars->link_status = 0; |
57963ed9 YR |
4990 | vars->phy_link_up = 0; |
4991 | vars->link_up = 0; | |
4992 | vars->line_speed = 0; | |
4993 | vars->duplex = DUPLEX_FULL; | |
c0700f90 | 4994 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
57963ed9 | 4995 | vars->mac_type = MAC_TYPE_NONE; |
b7737c9b | 4996 | vars->phy_flags = 0; |
ea4e040a YR |
4997 | |
4998 | /* disable attentions */ | |
4999 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + params->port*4, | |
5000 | (NIG_MASK_XGXS0_LINK_STATUS | | |
5001 | NIG_MASK_XGXS0_LINK10G | | |
5002 | NIG_MASK_SERDES0_LINK_STATUS | | |
5003 | NIG_MASK_MI_INT)); | |
5004 | ||
5005 | bnx2x_emac_init(params, vars); | |
5006 | ||
b7737c9b YR |
5007 | if (params->num_phys == 0) { |
5008 | DP(NETIF_MSG_LINK, "No phy found for initialization !!\n"); | |
5009 | return -EINVAL; | |
5010 | } | |
5011 | set_phy_vars(params); | |
5012 | ||
5013 | DP(NETIF_MSG_LINK, "Num of phys on board: %d\n", params->num_phys); | |
ea4e040a | 5014 | if (CHIP_REV_IS_FPGA(bp)) { |
ab6ad5a4 | 5015 | |
ea4e040a YR |
5016 | vars->link_up = 1; |
5017 | vars->line_speed = SPEED_10000; | |
5018 | vars->duplex = DUPLEX_FULL; | |
c0700f90 | 5019 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a | 5020 | vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD); |
34f80b04 EG |
5021 | /* enable on E1.5 FPGA */ |
5022 | if (CHIP_IS_E1H(bp)) { | |
5023 | vars->flow_ctrl |= | |
ab6ad5a4 EG |
5024 | (BNX2X_FLOW_CTRL_TX | |
5025 | BNX2X_FLOW_CTRL_RX); | |
34f80b04 EG |
5026 | vars->link_status |= |
5027 | (LINK_STATUS_TX_FLOW_CONTROL_ENABLED | | |
5028 | LINK_STATUS_RX_FLOW_CONTROL_ENABLED); | |
5029 | } | |
ea4e040a YR |
5030 | |
5031 | bnx2x_emac_enable(params, vars, 0); | |
5032 | bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed); | |
5033 | /* disable drain */ | |
ab6ad5a4 | 5034 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); |
ea4e040a YR |
5035 | |
5036 | /* update shared memory */ | |
5037 | bnx2x_update_mng(params, vars->link_status); | |
5038 | ||
5039 | return 0; | |
5040 | ||
5041 | } else | |
5042 | if (CHIP_REV_IS_EMUL(bp)) { | |
5043 | ||
5044 | vars->link_up = 1; | |
5045 | vars->line_speed = SPEED_10000; | |
5046 | vars->duplex = DUPLEX_FULL; | |
c0700f90 | 5047 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a YR |
5048 | vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD); |
5049 | ||
5050 | bnx2x_bmac_enable(params, vars, 0); | |
5051 | ||
5052 | bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed); | |
5053 | /* Disable drain */ | |
5054 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE | |
5055 | + params->port*4, 0); | |
5056 | ||
5057 | /* update shared memory */ | |
5058 | bnx2x_update_mng(params, vars->link_status); | |
5059 | ||
5060 | return 0; | |
5061 | ||
5062 | } else | |
5063 | if (params->loopback_mode == LOOPBACK_BMAC) { | |
ab6ad5a4 | 5064 | |
ea4e040a YR |
5065 | vars->link_up = 1; |
5066 | vars->line_speed = SPEED_10000; | |
5067 | vars->duplex = DUPLEX_FULL; | |
c0700f90 | 5068 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a YR |
5069 | vars->mac_type = MAC_TYPE_BMAC; |
5070 | ||
5071 | vars->phy_flags = PHY_XGXS_FLAG; | |
5072 | ||
c18aa15d | 5073 | bnx2x_xgxs_deassert(params); |
e10bc84d | 5074 | |
ea4e040a YR |
5075 | /* set bmac loopback */ |
5076 | bnx2x_bmac_enable(params, vars, 1); | |
5077 | ||
5078 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + | |
5079 | params->port*4, 0); | |
ab6ad5a4 | 5080 | |
ea4e040a | 5081 | } else if (params->loopback_mode == LOOPBACK_EMAC) { |
ab6ad5a4 | 5082 | |
ea4e040a YR |
5083 | vars->link_up = 1; |
5084 | vars->line_speed = SPEED_1000; | |
5085 | vars->duplex = DUPLEX_FULL; | |
c0700f90 | 5086 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a YR |
5087 | vars->mac_type = MAC_TYPE_EMAC; |
5088 | ||
5089 | vars->phy_flags = PHY_XGXS_FLAG; | |
5090 | ||
c18aa15d | 5091 | bnx2x_xgxs_deassert(params); |
ea4e040a YR |
5092 | /* set bmac loopback */ |
5093 | bnx2x_emac_enable(params, vars, 1); | |
b7737c9b | 5094 | bnx2x_emac_program(params, vars); |
ea4e040a YR |
5095 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + |
5096 | params->port*4, 0); | |
ab6ad5a4 | 5097 | |
ea4e040a | 5098 | } else if ((params->loopback_mode == LOOPBACK_XGXS_10) || |
ab6ad5a4 EG |
5099 | (params->loopback_mode == LOOPBACK_EXT_PHY)) { |
5100 | ||
ea4e040a YR |
5101 | vars->link_up = 1; |
5102 | vars->line_speed = SPEED_10000; | |
5103 | vars->duplex = DUPLEX_FULL; | |
c0700f90 | 5104 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a YR |
5105 | |
5106 | vars->phy_flags = PHY_XGXS_FLAG; | |
5107 | ||
5108 | val = REG_RD(bp, | |
5109 | NIG_REG_XGXS0_CTRL_PHY_ADDR+ | |
5110 | params->port*0x18); | |
b7737c9b | 5111 | |
c18aa15d | 5112 | bnx2x_xgxs_deassert(params); |
ea4e040a YR |
5113 | bnx2x_link_initialize(params, vars); |
5114 | ||
5115 | vars->mac_type = MAC_TYPE_BMAC; | |
5116 | ||
5117 | bnx2x_bmac_enable(params, vars, 0); | |
5118 | ||
5119 | if (params->loopback_mode == LOOPBACK_XGXS_10) { | |
5120 | /* set 10G XGXS loopback */ | |
b7737c9b YR |
5121 | params->phy[INT_PHY].config_loopback( |
5122 | ¶ms->phy[INT_PHY], | |
5123 | params); | |
5124 | ||
ea4e040a YR |
5125 | } else { |
5126 | /* set external phy loopback */ | |
b7737c9b YR |
5127 | u8 phy_index; |
5128 | for (phy_index = EXT_PHY1; | |
5129 | phy_index < params->num_phys; phy_index++) { | |
5130 | if (params->phy[phy_index].config_loopback) | |
5131 | params->phy[phy_index].config_loopback( | |
5132 | ¶ms->phy[phy_index], | |
62b29a5d | 5133 | params); |
b7737c9b | 5134 | } |
ea4e040a | 5135 | } |
e10bc84d | 5136 | |
ea4e040a YR |
5137 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + |
5138 | params->port*4, 0); | |
ba71d313 | 5139 | |
7846e471 | 5140 | bnx2x_set_led(params, LED_MODE_OPER, vars->line_speed); |
ea4e040a YR |
5141 | } else |
5142 | /* No loopback */ | |
5143 | { | |
b7737c9b | 5144 | if (params->switch_cfg == SWITCH_CFG_10G) |
c18aa15d YR |
5145 | bnx2x_xgxs_deassert(params); |
5146 | else | |
5147 | bnx2x_serdes_deassert(bp, params->port); | |
ea4e040a | 5148 | bnx2x_link_initialize(params, vars); |
57963ed9 | 5149 | msleep(30); |
ea4e040a YR |
5150 | bnx2x_link_int_enable(params); |
5151 | } | |
5152 | return 0; | |
5153 | } | |
5154 | ||
589abe3a | 5155 | |
b7737c9b YR |
5156 | static void bnx2x_8726_link_reset(struct bnx2x_phy *phy, |
5157 | struct link_params *params) | |
e10bc84d | 5158 | { |
b7737c9b YR |
5159 | struct bnx2x *bp = params->bp; |
5160 | DP(NETIF_MSG_LINK, "bnx2x_8726_link_reset port %d\n", params->port); | |
589abe3a | 5161 | /* Set serial boot control for external load */ |
e10bc84d | 5162 | bnx2x_cl45_write(bp, phy, |
b7737c9b YR |
5163 | MDIO_PMA_DEVAD, |
5164 | MDIO_PMA_REG_GEN_CTRL, 0x0001); | |
5165 | } | |
5166 | ||
5167 | static void bnx2x_8727_link_reset(struct bnx2x_phy *phy, | |
5168 | struct link_params *params) | |
5169 | { | |
5170 | struct bnx2x *bp = params->bp; | |
5171 | /* Disable Transmitter */ | |
5172 | bnx2x_sfp_set_transmitter(bp, phy, params->port, 0); | |
5173 | } | |
5174 | static void bnx2x_8073_link_reset(struct bnx2x_phy *phy, | |
5175 | struct link_params *params) | |
5176 | { | |
5177 | struct bnx2x *bp = params->bp; | |
5178 | u8 gpio_port; | |
5179 | gpio_port = params->port; | |
5180 | DP(NETIF_MSG_LINK, "Setting 8073 port %d into low power mode\n", | |
5181 | gpio_port); | |
5182 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
5183 | MISC_REGISTERS_GPIO_OUTPUT_LOW, | |
5184 | gpio_port); | |
5185 | } | |
5186 | static void bnx2x_8481_link_reset(struct bnx2x_phy *phy, | |
5187 | struct link_params *params) | |
5188 | { | |
5189 | bnx2x_cl45_write(params->bp, phy, | |
5190 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000); | |
5191 | bnx2x_cl45_write(params->bp, phy, | |
5192 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1); | |
5193 | } | |
5194 | ||
5195 | static void bnx2x_848x3_link_reset(struct bnx2x_phy *phy, | |
5196 | struct link_params *params) | |
5197 | { | |
5198 | struct bnx2x *bp = params->bp; | |
5199 | u8 port = params->port; | |
5200 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
5201 | MISC_REGISTERS_GPIO_OUTPUT_LOW, | |
5202 | port); | |
5203 | } | |
5204 | ||
5205 | static void bnx2x_common_ext_link_reset(struct bnx2x_phy *phy, | |
5206 | struct link_params *params) | |
5207 | { | |
5208 | struct bnx2x *bp = params->bp; | |
5209 | u8 gpio_port; | |
5210 | /* HW reset */ | |
5211 | gpio_port = params->port; | |
5212 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
5213 | MISC_REGISTERS_GPIO_OUTPUT_LOW, | |
5214 | gpio_port); | |
5215 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
5216 | MISC_REGISTERS_GPIO_OUTPUT_LOW, | |
5217 | gpio_port); | |
5218 | DP(NETIF_MSG_LINK, "reset external PHY\n"); | |
5219 | } | |
5220 | ||
5221 | static void bnx2x_int_link_reset(struct bnx2x_phy *phy, | |
5222 | struct link_params *params) | |
5223 | { | |
5224 | /* reset the SerDes/XGXS */ | |
5225 | REG_WR(params->bp, GRCBASE_MISC + | |
5226 | MISC_REGISTERS_RESET_REG_3_CLEAR, | |
5227 | (0x1ff << (params->port*16))); | |
589abe3a EG |
5228 | } |
5229 | ||
5230 | u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars, | |
5231 | u8 reset_ext_phy) | |
ea4e040a | 5232 | { |
ea4e040a | 5233 | struct bnx2x *bp = params->bp; |
b7737c9b | 5234 | u8 phy_index, port = params->port; |
d5cb9e99 | 5235 | DP(NETIF_MSG_LINK, "Resetting the link of port %d\n", port); |
ea4e040a | 5236 | /* disable attentions */ |
ea4e040a YR |
5237 | vars->link_status = 0; |
5238 | bnx2x_update_mng(params, vars->link_status); | |
5239 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, | |
5240 | (NIG_MASK_XGXS0_LINK_STATUS | | |
5241 | NIG_MASK_XGXS0_LINK10G | | |
5242 | NIG_MASK_SERDES0_LINK_STATUS | | |
5243 | NIG_MASK_MI_INT)); | |
5244 | ||
5245 | /* activate nig drain */ | |
5246 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1); | |
5247 | ||
5248 | /* disable nig egress interface */ | |
5249 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0); | |
5250 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0); | |
5251 | ||
5252 | /* Stop BigMac rx */ | |
5253 | bnx2x_bmac_rx_disable(bp, port); | |
5254 | ||
5255 | /* disable emac */ | |
5256 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); | |
5257 | ||
5258 | msleep(10); | |
5259 | /* The PHY reset is controled by GPIO 1 | |
5260 | * Hold it as vars low | |
5261 | */ | |
5262 | /* clear link led */ | |
7846e471 | 5263 | bnx2x_set_led(params, LED_MODE_OFF, 0); |
589abe3a | 5264 | if (reset_ext_phy) { |
b7737c9b YR |
5265 | for (phy_index = EXT_PHY1; phy_index < params->num_phys; |
5266 | phy_index++) { | |
5267 | if (params->phy[phy_index].link_reset) | |
5268 | params->phy[phy_index].link_reset( | |
5269 | ¶ms->phy[phy_index], | |
5270 | params); | |
ea4e040a YR |
5271 | } |
5272 | } | |
ea4e040a | 5273 | |
b7737c9b YR |
5274 | if (params->phy[INT_PHY].link_reset) |
5275 | params->phy[INT_PHY].link_reset( | |
5276 | ¶ms->phy[INT_PHY], params); | |
ea4e040a YR |
5277 | /* reset BigMac */ |
5278 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
5279 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
5280 | ||
5281 | /* disable nig ingress interface */ | |
5282 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0); | |
5283 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0); | |
5284 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0); | |
5285 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0); | |
5286 | vars->link_up = 0; | |
5287 | return 0; | |
5288 | } | |
5289 | ||
57963ed9 YR |
5290 | static u8 bnx2x_update_link_down(struct link_params *params, |
5291 | struct link_vars *vars) | |
5292 | { | |
5293 | struct bnx2x *bp = params->bp; | |
5294 | u8 port = params->port; | |
ab6ad5a4 | 5295 | |
57963ed9 | 5296 | DP(NETIF_MSG_LINK, "Port %x: Link is down\n", port); |
7846e471 | 5297 | bnx2x_set_led(params, LED_MODE_OFF, 0); |
57963ed9 YR |
5298 | |
5299 | /* indicate no mac active */ | |
5300 | vars->mac_type = MAC_TYPE_NONE; | |
5301 | ||
5302 | /* update shared memory */ | |
5303 | vars->link_status = 0; | |
5304 | vars->line_speed = 0; | |
5305 | bnx2x_update_mng(params, vars->link_status); | |
5306 | ||
5307 | /* activate nig drain */ | |
5308 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1); | |
5309 | ||
6c55c3cd EG |
5310 | /* disable emac */ |
5311 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); | |
5312 | ||
5313 | msleep(10); | |
5314 | ||
57963ed9 YR |
5315 | /* reset BigMac */ |
5316 | bnx2x_bmac_rx_disable(bp, params->port); | |
5317 | REG_WR(bp, GRCBASE_MISC + | |
5318 | MISC_REGISTERS_RESET_REG_2_CLEAR, | |
5319 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
5320 | return 0; | |
5321 | } | |
5322 | ||
5323 | static u8 bnx2x_update_link_up(struct link_params *params, | |
5324 | struct link_vars *vars, | |
b7737c9b | 5325 | u8 link_10g) |
57963ed9 YR |
5326 | { |
5327 | struct bnx2x *bp = params->bp; | |
5328 | u8 port = params->port; | |
5329 | u8 rc = 0; | |
ab6ad5a4 | 5330 | |
57963ed9 | 5331 | vars->link_status |= LINK_STATUS_LINK_UP; |
7aa0711f YR |
5332 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
5333 | vars->link_status |= | |
5334 | LINK_STATUS_TX_FLOW_CONTROL_ENABLED; | |
5335 | ||
5336 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX) | |
5337 | vars->link_status |= | |
5338 | LINK_STATUS_RX_FLOW_CONTROL_ENABLED; | |
57963ed9 YR |
5339 | if (link_10g) { |
5340 | bnx2x_bmac_enable(params, vars, 0); | |
7846e471 | 5341 | bnx2x_set_led(params, LED_MODE_OPER, SPEED_10000); |
57963ed9 | 5342 | } else { |
b7737c9b | 5343 | rc = bnx2x_emac_program(params, vars); |
57963ed9 | 5344 | |
0c786f02 YR |
5345 | bnx2x_emac_enable(params, vars, 0); |
5346 | ||
57963ed9 | 5347 | /* AN complete? */ |
e10bc84d YR |
5348 | if ((vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) |
5349 | && (!(vars->phy_flags & PHY_SGMII_FLAG)) && | |
5350 | SINGLE_MEDIA_DIRECT(params)) | |
5351 | bnx2x_set_gmii_tx_driver(params); | |
57963ed9 YR |
5352 | } |
5353 | ||
5354 | /* PBF - link up */ | |
5355 | rc |= bnx2x_pbf_update(params, vars->flow_ctrl, | |
5356 | vars->line_speed); | |
5357 | ||
5358 | /* disable drain */ | |
5359 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 0); | |
5360 | ||
5361 | /* update shared memory */ | |
5362 | bnx2x_update_mng(params, vars->link_status); | |
6c55c3cd | 5363 | msleep(20); |
57963ed9 YR |
5364 | return rc; |
5365 | } | |
b7737c9b YR |
5366 | /** |
5367 | * The bnx2x_link_update function should be called upon link | |
5368 | * interrupt. | |
5369 | * Link is considered up as follows: | |
5370 | * - DIRECT_SINGLE_MEDIA - Only XGXS link (internal link) needs | |
5371 | * to be up | |
5372 | * - SINGLE_MEDIA - The link between the 577xx and the external | |
5373 | * phy (XGXS) need to up as well as the external link of the | |
5374 | * phy (PHY_EXT1) | |
5375 | * - DUAL_MEDIA - The link between the 577xx and the first | |
5376 | * external phy needs to be up, and at least one of the 2 | |
5377 | * external phy link must be up. | |
62b29a5d | 5378 | */ |
ea4e040a YR |
5379 | u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars) |
5380 | { | |
5381 | struct bnx2x *bp = params->bp; | |
b7737c9b | 5382 | struct link_vars phy_vars[MAX_PHYS]; |
ea4e040a | 5383 | u8 port = params->port; |
b7737c9b YR |
5384 | u8 link_10g, phy_index; |
5385 | u8 ext_phy_link_up = 0, cur_link_up, rc = 0; | |
2f904460 | 5386 | u8 is_mi_int = 0; |
b7737c9b YR |
5387 | u16 ext_phy_line_speed = 0, prev_line_speed = vars->line_speed; |
5388 | u8 active_external_phy = INT_PHY; | |
5389 | vars->link_status = 0; | |
5390 | for (phy_index = INT_PHY; phy_index < params->num_phys; | |
5391 | phy_index++) { | |
5392 | phy_vars[phy_index].flow_ctrl = 0; | |
5393 | phy_vars[phy_index].link_status = 0; | |
5394 | phy_vars[phy_index].line_speed = 0; | |
5395 | phy_vars[phy_index].duplex = DUPLEX_FULL; | |
5396 | phy_vars[phy_index].phy_link_up = 0; | |
5397 | phy_vars[phy_index].link_up = 0; | |
5398 | } | |
ea4e040a YR |
5399 | |
5400 | DP(NETIF_MSG_LINK, "port %x, XGXS?%x, int_status 0x%x\n", | |
2f904460 EG |
5401 | port, (vars->phy_flags & PHY_XGXS_FLAG), |
5402 | REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4)); | |
ea4e040a | 5403 | |
2f904460 EG |
5404 | is_mi_int = (u8)(REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + |
5405 | port*0x18) > 0); | |
ea4e040a | 5406 | DP(NETIF_MSG_LINK, "int_mask 0x%x MI_INT %x, SERDES_LINK %x\n", |
2f904460 EG |
5407 | REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4), |
5408 | is_mi_int, | |
5409 | REG_RD(bp, | |
5410 | NIG_REG_SERDES0_STATUS_LINK_STATUS + port*0x3c)); | |
ea4e040a YR |
5411 | |
5412 | DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n", | |
5413 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68), | |
5414 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68)); | |
5415 | ||
6c55c3cd EG |
5416 | /* disable emac */ |
5417 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); | |
5418 | ||
b7737c9b YR |
5419 | /** |
5420 | * Step 1: | |
5421 | * Check external link change only for external phys, and apply | |
5422 | * priority selection between them in case the link on both phys | |
5423 | * is up. Note that the instead of the common vars, a temporary | |
5424 | * vars argument is used since each phy may have different link/ | |
5425 | * speed/duplex result | |
5426 | */ | |
5427 | for (phy_index = EXT_PHY1; phy_index < params->num_phys; | |
5428 | phy_index++) { | |
5429 | struct bnx2x_phy *phy = ¶ms->phy[phy_index]; | |
5430 | if (!phy->read_status) | |
5431 | continue; | |
5432 | /* Read link status and params of this ext phy */ | |
5433 | cur_link_up = phy->read_status(phy, params, | |
5434 | &phy_vars[phy_index]); | |
5435 | if (cur_link_up) { | |
5436 | DP(NETIF_MSG_LINK, "phy in index %d link is up\n", | |
5437 | phy_index); | |
5438 | } else { | |
5439 | DP(NETIF_MSG_LINK, "phy in index %d link is down\n", | |
5440 | phy_index); | |
5441 | continue; | |
5442 | } | |
57963ed9 | 5443 | |
b7737c9b YR |
5444 | if (!ext_phy_link_up) { |
5445 | ext_phy_link_up = 1; | |
5446 | active_external_phy = phy_index; | |
5447 | } | |
5448 | } | |
5449 | prev_line_speed = vars->line_speed; | |
5450 | /** | |
5451 | * Step 2: | |
5452 | * Read the status of the internal phy. In case of | |
5453 | * DIRECT_SINGLE_MEDIA board, this link is the external link, | |
5454 | * otherwise this is the link between the 577xx and the first | |
5455 | * external phy | |
5456 | */ | |
5457 | if (params->phy[INT_PHY].read_status) | |
5458 | params->phy[INT_PHY].read_status( | |
5459 | ¶ms->phy[INT_PHY], | |
5460 | params, vars); | |
5461 | /** | |
5462 | * The INT_PHY flow control reside in the vars. This include the | |
5463 | * case where the speed or flow control are not set to AUTO. | |
5464 | * Otherwise, the active external phy flow control result is set | |
5465 | * to the vars. The ext_phy_line_speed is needed to check if the | |
5466 | * speed is different between the internal phy and external phy. | |
5467 | * This case may be result of intermediate link speed change. | |
5468 | */ | |
5469 | if (active_external_phy > INT_PHY) { | |
5470 | vars->flow_ctrl = phy_vars[active_external_phy].flow_ctrl; | |
5471 | /** | |
5472 | * Link speed is taken from the XGXS. AN and FC result from | |
5473 | * the external phy. | |
5474 | */ | |
5475 | vars->link_status |= phy_vars[active_external_phy].link_status; | |
5476 | ext_phy_line_speed = phy_vars[active_external_phy].line_speed; | |
5477 | vars->duplex = phy_vars[active_external_phy].duplex; | |
5478 | if (params->phy[active_external_phy].supported & | |
5479 | SUPPORTED_FIBRE) | |
5480 | vars->link_status |= LINK_STATUS_SERDES_LINK; | |
5481 | DP(NETIF_MSG_LINK, "Active external phy selected: %x\n", | |
5482 | active_external_phy); | |
5483 | } | |
5484 | DP(NETIF_MSG_LINK, "vars->flow_ctrl = 0x%x, vars->link_status = 0x%x," | |
5485 | " ext_phy_line_speed = %d\n", vars->flow_ctrl, | |
5486 | vars->link_status, ext_phy_line_speed); | |
5487 | /** | |
5488 | * Upon link speed change set the NIG into drain mode. Comes to | |
5489 | * deals with possible FIFO glitch due to clk change when speed | |
5490 | * is decreased without link down indicator | |
5491 | */ | |
ea4e040a | 5492 | |
b7737c9b YR |
5493 | if (vars->phy_link_up) { |
5494 | if (!(SINGLE_MEDIA_DIRECT(params)) && ext_phy_link_up && | |
5495 | (ext_phy_line_speed != vars->line_speed)) { | |
5496 | DP(NETIF_MSG_LINK, "Internal link speed %d is" | |
5497 | " different than the external" | |
5498 | " link speed %d\n", vars->line_speed, | |
5499 | ext_phy_line_speed); | |
5500 | vars->phy_link_up = 0; | |
5501 | } else if (prev_line_speed != vars->line_speed) { | |
5502 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE | |
5503 | + params->port*4, 0); | |
5504 | msleep(1); | |
5505 | } | |
5506 | } | |
ea4e040a YR |
5507 | |
5508 | /* anything 10 and over uses the bmac */ | |
5509 | link_10g = ((vars->line_speed == SPEED_10000) || | |
5510 | (vars->line_speed == SPEED_12000) || | |
5511 | (vars->line_speed == SPEED_12500) || | |
5512 | (vars->line_speed == SPEED_13000) || | |
5513 | (vars->line_speed == SPEED_15000) || | |
5514 | (vars->line_speed == SPEED_16000)); | |
5515 | ||
2f904460 | 5516 | bnx2x_link_int_ack(params, vars, link_10g, is_mi_int); |
ea4e040a | 5517 | |
b7737c9b YR |
5518 | /** |
5519 | * In case external phy link is up, and internal link is down | |
5520 | * (not initialized yet probably after link initialization, it | |
5521 | * needs to be initialized. | |
5522 | * Note that after link down-up as result of cable plug, the xgxs | |
5523 | * link would probably become up again without the need | |
5524 | * initialize it | |
5525 | */ | |
5526 | if (!(SINGLE_MEDIA_DIRECT(params))) { | |
5527 | DP(NETIF_MSG_LINK, "ext_phy_link_up = %d, int_link_up = %d," | |
5528 | " init_preceding = %d\n", ext_phy_link_up, | |
5529 | vars->phy_link_up, | |
5530 | params->phy[EXT_PHY1].flags & | |
5531 | FLAGS_INIT_XGXS_FIRST); | |
5532 | if (!(params->phy[EXT_PHY1].flags & | |
5533 | FLAGS_INIT_XGXS_FIRST) | |
5534 | && ext_phy_link_up && !vars->phy_link_up) { | |
5535 | vars->line_speed = ext_phy_line_speed; | |
5536 | if (vars->line_speed < SPEED_1000) | |
5537 | vars->phy_flags |= PHY_SGMII_FLAG; | |
5538 | else | |
5539 | vars->phy_flags &= ~PHY_SGMII_FLAG; | |
5540 | bnx2x_init_internal_phy(¶ms->phy[INT_PHY], | |
5541 | params, | |
5542 | vars); | |
5543 | } | |
5544 | } | |
5545 | /** | |
5546 | * Link is up only if both local phy and external phy (in case of | |
5547 | * non-direct board) are up | |
5548 | */ | |
5549 | vars->link_up = (vars->phy_link_up && | |
5550 | (ext_phy_link_up || | |
5551 | SINGLE_MEDIA_DIRECT(params))); | |
ea4e040a | 5552 | |
57963ed9 | 5553 | if (vars->link_up) |
b7737c9b | 5554 | rc = bnx2x_update_link_up(params, vars, link_10g); |
57963ed9 YR |
5555 | else |
5556 | rc = bnx2x_update_link_down(params, vars); | |
ea4e040a YR |
5557 | |
5558 | return rc; | |
5559 | } | |
5560 | ||
b7737c9b YR |
5561 | static void bnx2x_8481_hw_reset(struct bnx2x_phy *phy, |
5562 | struct link_params *params) | |
5563 | { | |
5564 | bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1, | |
5565 | MISC_REGISTERS_GPIO_OUTPUT_LOW, 0); | |
5566 | bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1, | |
5567 | MISC_REGISTERS_GPIO_OUTPUT_LOW, 1); | |
5568 | } | |
5569 | ||
5570 | static void bnx2x_8727_hw_reset(struct bnx2x_phy *phy, | |
5571 | struct link_params *params) { | |
5572 | u32 swap_val, swap_override; | |
5573 | u8 port; | |
5574 | /** | |
5575 | * The PHY reset is controlled by GPIO 1. Fake the port number | |
5576 | * to cancel the swap done in set_gpio() | |
5577 | */ | |
5578 | struct bnx2x *bp = params->bp; | |
5579 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
5580 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
5581 | port = (swap_val && swap_override) ^ 1; | |
5582 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
5583 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); | |
5584 | } | |
5585 | ||
5586 | static void bnx2x_7101_hw_reset(struct bnx2x_phy *phy, | |
5587 | struct link_params *params) { | |
5588 | /* Low power mode is controlled by GPIO 2 */ | |
5589 | bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_2, | |
5590 | MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port); | |
5591 | /* The PHY reset is controlled by GPIO 1 */ | |
5592 | bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1, | |
5593 | MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port); | |
5594 | } | |
5595 | /******************************************************************/ | |
5596 | /* STATIC PHY DECLARATION */ | |
5597 | /******************************************************************/ | |
5598 | ||
5599 | static struct bnx2x_phy phy_null = { | |
5600 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN, | |
5601 | .addr = 0, | |
5602 | .flags = FLAGS_INIT_XGXS_FIRST, | |
5603 | .def_md_devad = 0, | |
5604 | .reserved = 0, | |
5605 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5606 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5607 | .mdio_ctrl = 0, | |
5608 | .supported = 0, | |
5609 | .media_type = ETH_PHY_NOT_PRESENT, | |
5610 | .ver_addr = 0, | |
5611 | .req_flow_ctrl = 0, | |
5612 | .req_line_speed = 0, | |
5613 | .speed_cap_mask = 0, | |
5614 | .req_duplex = 0, | |
5615 | .rsrv = 0, | |
5616 | .config_init = (config_init_t)NULL, | |
5617 | .read_status = (read_status_t)NULL, | |
5618 | .link_reset = (link_reset_t)NULL, | |
5619 | .config_loopback = (config_loopback_t)NULL, | |
5620 | .format_fw_ver = (format_fw_ver_t)NULL, | |
5621 | .hw_reset = (hw_reset_t)NULL, | |
5622 | .set_link_led = (set_link_led_t)NULL | |
5623 | }; | |
5624 | ||
5625 | static struct bnx2x_phy phy_serdes = { | |
5626 | .type = PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT, | |
5627 | .addr = 0xff, | |
5628 | .flags = 0, | |
5629 | .def_md_devad = 0, | |
5630 | .reserved = 0, | |
5631 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5632 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5633 | .mdio_ctrl = 0, | |
5634 | .supported = (SUPPORTED_10baseT_Half | | |
5635 | SUPPORTED_10baseT_Full | | |
5636 | SUPPORTED_100baseT_Half | | |
5637 | SUPPORTED_100baseT_Full | | |
5638 | SUPPORTED_1000baseT_Full | | |
5639 | SUPPORTED_2500baseX_Full | | |
5640 | SUPPORTED_TP | | |
5641 | SUPPORTED_Autoneg | | |
5642 | SUPPORTED_Pause | | |
5643 | SUPPORTED_Asym_Pause), | |
5644 | .media_type = ETH_PHY_UNSPECIFIED, | |
5645 | .ver_addr = 0, | |
5646 | .req_flow_ctrl = 0, | |
5647 | .req_line_speed = 0, | |
5648 | .speed_cap_mask = 0, | |
5649 | .req_duplex = 0, | |
5650 | .rsrv = 0, | |
5651 | .config_init = (config_init_t)bnx2x_init_serdes, | |
5652 | .read_status = (read_status_t)bnx2x_link_settings_status, | |
5653 | .link_reset = (link_reset_t)bnx2x_int_link_reset, | |
5654 | .config_loopback = (config_loopback_t)NULL, | |
5655 | .format_fw_ver = (format_fw_ver_t)NULL, | |
5656 | .hw_reset = (hw_reset_t)NULL, | |
5657 | .set_link_led = (set_link_led_t)NULL | |
5658 | }; | |
5659 | ||
5660 | static struct bnx2x_phy phy_xgxs = { | |
5661 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT, | |
5662 | .addr = 0xff, | |
5663 | .flags = 0, | |
5664 | .def_md_devad = 0, | |
5665 | .reserved = 0, | |
5666 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5667 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5668 | .mdio_ctrl = 0, | |
5669 | .supported = (SUPPORTED_10baseT_Half | | |
5670 | SUPPORTED_10baseT_Full | | |
5671 | SUPPORTED_100baseT_Half | | |
5672 | SUPPORTED_100baseT_Full | | |
5673 | SUPPORTED_1000baseT_Full | | |
5674 | SUPPORTED_2500baseX_Full | | |
5675 | SUPPORTED_10000baseT_Full | | |
5676 | SUPPORTED_FIBRE | | |
5677 | SUPPORTED_Autoneg | | |
5678 | SUPPORTED_Pause | | |
5679 | SUPPORTED_Asym_Pause), | |
5680 | .media_type = ETH_PHY_UNSPECIFIED, | |
5681 | .ver_addr = 0, | |
5682 | .req_flow_ctrl = 0, | |
5683 | .req_line_speed = 0, | |
5684 | .speed_cap_mask = 0, | |
5685 | .req_duplex = 0, | |
5686 | .rsrv = 0, | |
5687 | .config_init = (config_init_t)bnx2x_init_xgxs, | |
5688 | .read_status = (read_status_t)bnx2x_link_settings_status, | |
5689 | .link_reset = (link_reset_t)bnx2x_int_link_reset, | |
5690 | .config_loopback = (config_loopback_t)bnx2x_set_xgxs_loopback, | |
5691 | .format_fw_ver = (format_fw_ver_t)NULL, | |
5692 | .hw_reset = (hw_reset_t)NULL, | |
5693 | .set_link_led = (set_link_led_t)NULL | |
5694 | }; | |
5695 | ||
5696 | static struct bnx2x_phy phy_7101 = { | |
5697 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
5698 | .addr = 0xff, | |
5699 | .flags = FLAGS_FAN_FAILURE_DET_REQ, | |
5700 | .def_md_devad = 0, | |
5701 | .reserved = 0, | |
5702 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5703 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5704 | .mdio_ctrl = 0, | |
5705 | .supported = (SUPPORTED_10000baseT_Full | | |
5706 | SUPPORTED_TP | | |
5707 | SUPPORTED_Autoneg | | |
5708 | SUPPORTED_Pause | | |
5709 | SUPPORTED_Asym_Pause), | |
5710 | .media_type = ETH_PHY_BASE_T, | |
5711 | .ver_addr = 0, | |
5712 | .req_flow_ctrl = 0, | |
5713 | .req_line_speed = 0, | |
5714 | .speed_cap_mask = 0, | |
5715 | .req_duplex = 0, | |
5716 | .rsrv = 0, | |
5717 | .config_init = (config_init_t)bnx2x_7101_config_init, | |
5718 | .read_status = (read_status_t)bnx2x_7101_read_status, | |
5719 | .link_reset = (link_reset_t)bnx2x_common_ext_link_reset, | |
5720 | .config_loopback = (config_loopback_t)bnx2x_7101_config_loopback, | |
5721 | .format_fw_ver = (format_fw_ver_t)bnx2x_7101_format_ver, | |
5722 | .hw_reset = (hw_reset_t)bnx2x_7101_hw_reset, | |
5723 | .set_link_led = (set_link_led_t)NULL | |
5724 | }; | |
5725 | static struct bnx2x_phy phy_8073 = { | |
5726 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
5727 | .addr = 0xff, | |
5728 | .flags = FLAGS_HW_LOCK_REQUIRED, | |
5729 | .def_md_devad = 0, | |
5730 | .reserved = 0, | |
5731 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5732 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5733 | .mdio_ctrl = 0, | |
5734 | .supported = (SUPPORTED_10000baseT_Full | | |
5735 | SUPPORTED_2500baseX_Full | | |
5736 | SUPPORTED_1000baseT_Full | | |
5737 | SUPPORTED_FIBRE | | |
5738 | SUPPORTED_Autoneg | | |
5739 | SUPPORTED_Pause | | |
5740 | SUPPORTED_Asym_Pause), | |
5741 | .media_type = ETH_PHY_UNSPECIFIED, | |
5742 | .ver_addr = 0, | |
5743 | .req_flow_ctrl = 0, | |
5744 | .req_line_speed = 0, | |
5745 | .speed_cap_mask = 0, | |
5746 | .req_duplex = 0, | |
5747 | .rsrv = 0, | |
62b29a5d | 5748 | .config_init = (config_init_t)bnx2x_8073_config_init, |
b7737c9b YR |
5749 | .read_status = (read_status_t)bnx2x_8073_read_status, |
5750 | .link_reset = (link_reset_t)bnx2x_8073_link_reset, | |
5751 | .config_loopback = (config_loopback_t)NULL, | |
5752 | .format_fw_ver = (format_fw_ver_t)bnx2x_format_ver, | |
5753 | .hw_reset = (hw_reset_t)NULL, | |
5754 | .set_link_led = (set_link_led_t)NULL | |
5755 | }; | |
5756 | static struct bnx2x_phy phy_8705 = { | |
5757 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705, | |
5758 | .addr = 0xff, | |
5759 | .flags = FLAGS_INIT_XGXS_FIRST, | |
5760 | .def_md_devad = 0, | |
5761 | .reserved = 0, | |
5762 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5763 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5764 | .mdio_ctrl = 0, | |
5765 | .supported = (SUPPORTED_10000baseT_Full | | |
5766 | SUPPORTED_FIBRE | | |
5767 | SUPPORTED_Pause | | |
5768 | SUPPORTED_Asym_Pause), | |
5769 | .media_type = ETH_PHY_XFP_FIBER, | |
5770 | .ver_addr = 0, | |
5771 | .req_flow_ctrl = 0, | |
5772 | .req_line_speed = 0, | |
5773 | .speed_cap_mask = 0, | |
5774 | .req_duplex = 0, | |
5775 | .rsrv = 0, | |
5776 | .config_init = (config_init_t)bnx2x_8705_config_init, | |
5777 | .read_status = (read_status_t)bnx2x_8705_read_status, | |
5778 | .link_reset = (link_reset_t)bnx2x_common_ext_link_reset, | |
5779 | .config_loopback = (config_loopback_t)NULL, | |
5780 | .format_fw_ver = (format_fw_ver_t)bnx2x_null_format_ver, | |
5781 | .hw_reset = (hw_reset_t)NULL, | |
5782 | .set_link_led = (set_link_led_t)NULL | |
5783 | }; | |
5784 | static struct bnx2x_phy phy_8706 = { | |
5785 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706, | |
5786 | .addr = 0xff, | |
5787 | .flags = FLAGS_INIT_XGXS_FIRST, | |
5788 | .def_md_devad = 0, | |
5789 | .reserved = 0, | |
5790 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5791 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5792 | .mdio_ctrl = 0, | |
5793 | .supported = (SUPPORTED_10000baseT_Full | | |
5794 | SUPPORTED_1000baseT_Full | | |
5795 | SUPPORTED_FIBRE | | |
5796 | SUPPORTED_Pause | | |
5797 | SUPPORTED_Asym_Pause), | |
5798 | .media_type = ETH_PHY_SFP_FIBER, | |
5799 | .ver_addr = 0, | |
5800 | .req_flow_ctrl = 0, | |
5801 | .req_line_speed = 0, | |
5802 | .speed_cap_mask = 0, | |
5803 | .req_duplex = 0, | |
5804 | .rsrv = 0, | |
5805 | .config_init = (config_init_t)bnx2x_8706_config_init, | |
5806 | .read_status = (read_status_t)bnx2x_8706_read_status, | |
5807 | .link_reset = (link_reset_t)bnx2x_common_ext_link_reset, | |
5808 | .config_loopback = (config_loopback_t)NULL, | |
5809 | .format_fw_ver = (format_fw_ver_t)bnx2x_format_ver, | |
5810 | .hw_reset = (hw_reset_t)NULL, | |
5811 | .set_link_led = (set_link_led_t)NULL | |
5812 | }; | |
5813 | ||
5814 | static struct bnx2x_phy phy_8726 = { | |
5815 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, | |
5816 | .addr = 0xff, | |
5817 | .flags = (FLAGS_HW_LOCK_REQUIRED | | |
5818 | FLAGS_INIT_XGXS_FIRST), | |
5819 | .def_md_devad = 0, | |
5820 | .reserved = 0, | |
5821 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5822 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5823 | .mdio_ctrl = 0, | |
5824 | .supported = (SUPPORTED_10000baseT_Full | | |
5825 | SUPPORTED_1000baseT_Full | | |
5826 | SUPPORTED_Autoneg | | |
5827 | SUPPORTED_FIBRE | | |
5828 | SUPPORTED_Pause | | |
5829 | SUPPORTED_Asym_Pause), | |
5830 | .media_type = ETH_PHY_SFP_FIBER, | |
5831 | .ver_addr = 0, | |
5832 | .req_flow_ctrl = 0, | |
5833 | .req_line_speed = 0, | |
5834 | .speed_cap_mask = 0, | |
5835 | .req_duplex = 0, | |
5836 | .rsrv = 0, | |
5837 | .config_init = (config_init_t)bnx2x_8726_config_init, | |
5838 | .read_status = (read_status_t)bnx2x_8726_read_status, | |
5839 | .link_reset = (link_reset_t)bnx2x_8726_link_reset, | |
5840 | .config_loopback = (config_loopback_t)bnx2x_8726_config_loopback, | |
5841 | .format_fw_ver = (format_fw_ver_t)bnx2x_format_ver, | |
5842 | .hw_reset = (hw_reset_t)NULL, | |
5843 | .set_link_led = (set_link_led_t)NULL | |
5844 | }; | |
5845 | ||
5846 | static struct bnx2x_phy phy_8727 = { | |
5847 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, | |
5848 | .addr = 0xff, | |
5849 | .flags = FLAGS_FAN_FAILURE_DET_REQ, | |
5850 | .def_md_devad = 0, | |
5851 | .reserved = 0, | |
5852 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5853 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5854 | .mdio_ctrl = 0, | |
5855 | .supported = (SUPPORTED_10000baseT_Full | | |
5856 | SUPPORTED_1000baseT_Full | | |
5857 | SUPPORTED_Autoneg | | |
5858 | SUPPORTED_FIBRE | | |
5859 | SUPPORTED_Pause | | |
5860 | SUPPORTED_Asym_Pause), | |
5861 | .media_type = ETH_PHY_SFP_FIBER, | |
5862 | .ver_addr = 0, | |
5863 | .req_flow_ctrl = 0, | |
5864 | .req_line_speed = 0, | |
5865 | .speed_cap_mask = 0, | |
5866 | .req_duplex = 0, | |
5867 | .rsrv = 0, | |
5868 | .config_init = (config_init_t)bnx2x_8727_config_init, | |
5869 | .read_status = (read_status_t)bnx2x_8727_read_status, | |
5870 | .link_reset = (link_reset_t)bnx2x_8727_link_reset, | |
5871 | .config_loopback = (config_loopback_t)NULL, | |
5872 | .format_fw_ver = (format_fw_ver_t)bnx2x_format_ver, | |
5873 | .hw_reset = (hw_reset_t)bnx2x_8727_hw_reset, | |
5874 | .set_link_led = (set_link_led_t)NULL | |
5875 | }; | |
5876 | static struct bnx2x_phy phy_8481 = { | |
5877 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, | |
5878 | .addr = 0xff, | |
5879 | .flags = FLAGS_FAN_FAILURE_DET_REQ, | |
5880 | .def_md_devad = 0, | |
5881 | .reserved = 0, | |
5882 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5883 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5884 | .mdio_ctrl = 0, | |
5885 | .supported = (SUPPORTED_10baseT_Half | | |
5886 | SUPPORTED_10baseT_Full | | |
5887 | SUPPORTED_100baseT_Half | | |
5888 | SUPPORTED_100baseT_Full | | |
5889 | SUPPORTED_1000baseT_Full | | |
5890 | SUPPORTED_10000baseT_Full | | |
5891 | SUPPORTED_TP | | |
5892 | SUPPORTED_Autoneg | | |
5893 | SUPPORTED_Pause | | |
5894 | SUPPORTED_Asym_Pause), | |
5895 | .media_type = ETH_PHY_BASE_T, | |
5896 | .ver_addr = 0, | |
5897 | .req_flow_ctrl = 0, | |
5898 | .req_line_speed = 0, | |
5899 | .speed_cap_mask = 0, | |
5900 | .req_duplex = 0, | |
5901 | .rsrv = 0, | |
5902 | .config_init = (config_init_t)bnx2x_8481_config_init, | |
5903 | .read_status = (read_status_t)bnx2x_848xx_read_status, | |
5904 | .link_reset = (link_reset_t)bnx2x_8481_link_reset, | |
5905 | .config_loopback = (config_loopback_t)NULL, | |
5906 | .format_fw_ver = (format_fw_ver_t)bnx2x_848xx_format_ver, | |
5907 | .hw_reset = (hw_reset_t)bnx2x_8481_hw_reset, | |
5908 | .set_link_led = (set_link_led_t)NULL | |
5909 | }; | |
5910 | ||
5911 | static struct bnx2x_phy phy_84823 = { | |
5912 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823, | |
5913 | .addr = 0xff, | |
5914 | .flags = FLAGS_FAN_FAILURE_DET_REQ, | |
5915 | .def_md_devad = 0, | |
5916 | .reserved = 0, | |
5917 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5918 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
5919 | .mdio_ctrl = 0, | |
5920 | .supported = (SUPPORTED_10baseT_Half | | |
5921 | SUPPORTED_10baseT_Full | | |
5922 | SUPPORTED_100baseT_Half | | |
5923 | SUPPORTED_100baseT_Full | | |
5924 | SUPPORTED_1000baseT_Full | | |
5925 | SUPPORTED_10000baseT_Full | | |
5926 | SUPPORTED_TP | | |
5927 | SUPPORTED_Autoneg | | |
5928 | SUPPORTED_Pause | | |
5929 | SUPPORTED_Asym_Pause), | |
5930 | .media_type = ETH_PHY_BASE_T, | |
5931 | .ver_addr = 0, | |
5932 | .req_flow_ctrl = 0, | |
5933 | .req_line_speed = 0, | |
5934 | .speed_cap_mask = 0, | |
5935 | .req_duplex = 0, | |
5936 | .rsrv = 0, | |
5937 | .config_init = (config_init_t)bnx2x_848x3_config_init, | |
5938 | .read_status = (read_status_t)bnx2x_848xx_read_status, | |
5939 | .link_reset = (link_reset_t)bnx2x_848x3_link_reset, | |
5940 | .config_loopback = (config_loopback_t)NULL, | |
5941 | .format_fw_ver = (format_fw_ver_t)bnx2x_848xx_format_ver, | |
5942 | .hw_reset = (hw_reset_t)NULL, | |
5943 | .set_link_led = (set_link_led_t)NULL | |
5944 | }; | |
5945 | ||
5946 | /*****************************************************************/ | |
5947 | /* */ | |
5948 | /* Populate the phy according. Main function: bnx2x_populate_phy */ | |
5949 | /* */ | |
5950 | /*****************************************************************/ | |
5951 | ||
5952 | static void bnx2x_populate_preemphasis(struct bnx2x *bp, u32 shmem_base, | |
5953 | struct bnx2x_phy *phy, u8 port, | |
5954 | u8 phy_index) | |
5955 | { | |
5956 | /* Get the 4 lanes xgxs config rx and tx */ | |
5957 | u32 rx = 0, tx = 0, i; | |
5958 | for (i = 0; i < 2; i++) { | |
5959 | /** | |
5960 | * INT_PHY and EXT_PHY1 share the same value location in the | |
5961 | * shmem. When num_phys is greater than 1, than this value | |
5962 | * applies only to EXT_PHY1 | |
5963 | */ | |
5964 | ||
5965 | rx = REG_RD(bp, shmem_base + | |
5966 | offsetof(struct shmem_region, | |
5967 | dev_info.port_hw_config[port].xgxs_config_rx[i<<1])); | |
5968 | ||
5969 | tx = REG_RD(bp, shmem_base + | |
5970 | offsetof(struct shmem_region, | |
5971 | dev_info.port_hw_config[port].xgxs_config_tx[i<<1])); | |
5972 | ||
5973 | phy->rx_preemphasis[i << 1] = ((rx>>16) & 0xffff); | |
5974 | phy->rx_preemphasis[(i << 1) + 1] = (rx & 0xffff); | |
5975 | ||
5976 | phy->tx_preemphasis[i << 1] = ((tx>>16) & 0xffff); | |
5977 | phy->tx_preemphasis[(i << 1) + 1] = (tx & 0xffff); | |
5978 | } | |
5979 | } | |
5980 | ||
e10bc84d YR |
5981 | static u32 bnx2x_get_ext_phy_config(struct bnx2x *bp, u32 shmem_base, |
5982 | u8 phy_index, u8 port) | |
5983 | { | |
5984 | u32 ext_phy_config = 0; | |
5985 | switch (phy_index) { | |
5986 | case EXT_PHY1: | |
5987 | ext_phy_config = REG_RD(bp, shmem_base + | |
5988 | offsetof(struct shmem_region, | |
5989 | dev_info.port_hw_config[port].external_phy_config)); | |
5990 | break; | |
5991 | default: | |
5992 | DP(NETIF_MSG_LINK, "Invalid phy_index %d\n", phy_index); | |
5993 | return -EINVAL; | |
5994 | } | |
5995 | ||
5996 | return ext_phy_config; | |
5997 | } | |
b7737c9b YR |
5998 | static u8 bnx2x_populate_int_phy(struct bnx2x *bp, u32 shmem_base, u8 port, |
5999 | struct bnx2x_phy *phy) | |
6000 | { | |
6001 | u32 phy_addr; | |
6002 | u32 chip_id; | |
6003 | u32 switch_cfg = (REG_RD(bp, shmem_base + | |
6004 | offsetof(struct shmem_region, | |
6005 | dev_info.port_feature_config[port].link_config)) & | |
6006 | PORT_FEATURE_CONNECTED_SWITCH_MASK); | |
6007 | chip_id = REG_RD(bp, MISC_REG_CHIP_NUM) << 16; | |
6008 | switch (switch_cfg) { | |
6009 | case SWITCH_CFG_1G: | |
6010 | phy_addr = REG_RD(bp, | |
6011 | NIG_REG_SERDES0_CTRL_PHY_ADDR + | |
6012 | port * 0x10); | |
6013 | *phy = phy_serdes; | |
6014 | break; | |
6015 | case SWITCH_CFG_10G: | |
6016 | phy_addr = REG_RD(bp, | |
6017 | NIG_REG_XGXS0_CTRL_PHY_ADDR + | |
6018 | port * 0x18); | |
6019 | *phy = phy_xgxs; | |
6020 | break; | |
6021 | default: | |
6022 | DP(NETIF_MSG_LINK, "Invalid switch_cfg\n"); | |
6023 | return -EINVAL; | |
6024 | } | |
6025 | phy->addr = (u8)phy_addr; | |
6026 | phy->mdio_ctrl = bnx2x_get_emac_base(bp, | |
c18aa15d | 6027 | SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH, |
b7737c9b YR |
6028 | port); |
6029 | phy->def_md_devad = DEFAULT_PHY_DEV_ADDR; | |
6030 | ||
6031 | DP(NETIF_MSG_LINK, "Internal phy port=%d, addr=0x%x, mdio_ctl=0x%x\n", | |
6032 | port, phy->addr, phy->mdio_ctrl); | |
6033 | ||
6034 | bnx2x_populate_preemphasis(bp, shmem_base, phy, port, INT_PHY); | |
6035 | return 0; | |
6036 | } | |
e10bc84d YR |
6037 | |
6038 | static u8 bnx2x_populate_ext_phy(struct bnx2x *bp, | |
6039 | u8 phy_index, | |
6040 | u32 shmem_base, | |
6041 | u8 port, | |
6042 | struct bnx2x_phy *phy) | |
6043 | { | |
c18aa15d YR |
6044 | u32 ext_phy_config, phy_type, config2; |
6045 | u32 mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH; | |
e10bc84d YR |
6046 | ext_phy_config = bnx2x_get_ext_phy_config(bp, shmem_base, |
6047 | phy_index, port); | |
b7737c9b YR |
6048 | phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config); |
6049 | /* Select the phy type */ | |
6050 | switch (phy_type) { | |
6051 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
c18aa15d | 6052 | mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED; |
b7737c9b YR |
6053 | *phy = phy_8073; |
6054 | break; | |
6055 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
6056 | *phy = phy_8705; | |
6057 | break; | |
6058 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
6059 | *phy = phy_8706; | |
6060 | break; | |
6061 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
c18aa15d | 6062 | mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1; |
b7737c9b YR |
6063 | *phy = phy_8726; |
6064 | break; | |
6065 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC: | |
6066 | /* BCM8727_NOC => BCM8727 no over current */ | |
c18aa15d | 6067 | mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1; |
b7737c9b YR |
6068 | *phy = phy_8727; |
6069 | phy->flags |= FLAGS_NOC; | |
6070 | break; | |
6071 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: | |
c18aa15d | 6072 | mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1; |
b7737c9b YR |
6073 | *phy = phy_8727; |
6074 | break; | |
6075 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: | |
6076 | *phy = phy_8481; | |
6077 | break; | |
6078 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823: | |
6079 | *phy = phy_84823; | |
6080 | break; | |
6081 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
6082 | *phy = phy_7101; | |
6083 | break; | |
6084 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: | |
6085 | *phy = phy_null; | |
6086 | return -EINVAL; | |
6087 | default: | |
6088 | *phy = phy_null; | |
6089 | return 0; | |
6090 | } | |
6091 | ||
e10bc84d | 6092 | phy->addr = XGXS_EXT_PHY_ADDR(ext_phy_config); |
b7737c9b | 6093 | bnx2x_populate_preemphasis(bp, shmem_base, phy, port, phy_index); |
62b29a5d | 6094 | |
c18aa15d YR |
6095 | /** |
6096 | * The shmem address of the phy version is located on different | |
6097 | * structures. In case this structure is too old, do not set | |
6098 | * the address | |
6099 | */ | |
6100 | config2 = REG_RD(bp, shmem_base + offsetof(struct shmem_region, | |
6101 | dev_info.shared_hw_config.config2)); | |
6102 | ||
6103 | phy->ver_addr = shmem_base + offsetof(struct shmem_region, | |
6104 | port_mb[port].ext_phy_fw_version); | |
6105 | ||
6106 | /* Check specific mdc mdio settings */ | |
6107 | if (config2 & SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK) | |
6108 | mdc_mdio_access = config2 & | |
6109 | SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK; | |
6110 | ||
6111 | phy->mdio_ctrl = bnx2x_get_emac_base(bp, mdc_mdio_access, port); | |
6112 | ||
6113 | /** | |
6114 | * In case mdc/mdio_access of the external phy is different than the | |
6115 | * mdc/mdio access of the XGXS, a HW lock must be taken in each access | |
6116 | * to prevent one port interfere with another port's CL45 operations. | |
6117 | */ | |
6118 | if (mdc_mdio_access != SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH) | |
6119 | phy->flags |= FLAGS_HW_LOCK_REQUIRED; | |
6120 | DP(NETIF_MSG_LINK, "phy_type 0x%x port %d found in index %d\n", | |
6121 | phy_type, port, phy_index); | |
6122 | DP(NETIF_MSG_LINK, " addr=0x%x, mdio_ctl=0x%x\n", | |
6123 | phy->addr, phy->mdio_ctrl); | |
e10bc84d YR |
6124 | return 0; |
6125 | } | |
6126 | ||
6127 | static u8 bnx2x_populate_phy(struct bnx2x *bp, u8 phy_index, u32 shmem_base, | |
6128 | u8 port, struct bnx2x_phy *phy) | |
6129 | { | |
6130 | u8 status = 0; | |
b7737c9b YR |
6131 | phy->type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN; |
6132 | if (phy_index == INT_PHY) | |
6133 | return bnx2x_populate_int_phy(bp, shmem_base, port, phy); | |
e10bc84d YR |
6134 | status = bnx2x_populate_ext_phy(bp, phy_index, shmem_base, |
6135 | port, phy); | |
6136 | return status; | |
6137 | } | |
6138 | ||
b7737c9b YR |
6139 | static void bnx2x_phy_def_cfg(struct link_params *params, |
6140 | struct bnx2x_phy *phy, | |
6141 | u8 actual_phy_idx) | |
6142 | { | |
6143 | struct bnx2x *bp = params->bp; | |
6144 | u32 link_config; | |
6145 | /* Populate the default phy configuration for MF mode */ | |
6146 | link_config = REG_RD(bp, params->shmem_base + | |
6147 | offsetof(struct shmem_region, dev_info. | |
6148 | port_feature_config[params->port].link_config)); | |
6149 | phy->speed_cap_mask = REG_RD(bp, params->shmem_base + | |
6150 | offsetof(struct shmem_region, dev_info. | |
6151 | port_hw_config[params->port].speed_capability_mask)); | |
6152 | ||
6153 | phy->req_duplex = DUPLEX_FULL; | |
6154 | switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) { | |
6155 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
6156 | phy->req_duplex = DUPLEX_HALF; | |
6157 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
6158 | phy->req_line_speed = SPEED_10; | |
6159 | break; | |
6160 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
6161 | phy->req_duplex = DUPLEX_HALF; | |
6162 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
6163 | phy->req_line_speed = SPEED_100; | |
6164 | break; | |
6165 | case PORT_FEATURE_LINK_SPEED_1G: | |
6166 | phy->req_line_speed = SPEED_1000; | |
6167 | break; | |
6168 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
6169 | phy->req_line_speed = SPEED_2500; | |
6170 | break; | |
6171 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
6172 | phy->req_line_speed = SPEED_10000; | |
6173 | break; | |
6174 | default: | |
6175 | phy->req_line_speed = SPEED_AUTO_NEG; | |
6176 | break; | |
6177 | } | |
6178 | ||
6179 | switch (link_config & PORT_FEATURE_FLOW_CONTROL_MASK) { | |
6180 | case PORT_FEATURE_FLOW_CONTROL_AUTO: | |
6181 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; | |
6182 | break; | |
6183 | case PORT_FEATURE_FLOW_CONTROL_TX: | |
6184 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_TX; | |
6185 | break; | |
6186 | case PORT_FEATURE_FLOW_CONTROL_RX: | |
6187 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_RX; | |
6188 | break; | |
6189 | case PORT_FEATURE_FLOW_CONTROL_BOTH: | |
6190 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_BOTH; | |
6191 | break; | |
6192 | default: | |
6193 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
6194 | break; | |
6195 | } | |
6196 | } | |
6197 | ||
6198 | u8 bnx2x_phy_probe(struct link_params *params) | |
6199 | { | |
6200 | u8 phy_index, actual_phy_idx, link_cfg_idx; | |
6201 | ||
6202 | struct bnx2x *bp = params->bp; | |
6203 | struct bnx2x_phy *phy; | |
6204 | params->num_phys = 0; | |
6205 | DP(NETIF_MSG_LINK, "Begin phy probe\n"); | |
6206 | ||
6207 | for (phy_index = INT_PHY; phy_index < MAX_PHYS; | |
6208 | phy_index++) { | |
6209 | link_cfg_idx = LINK_CONFIG_IDX(phy_index); | |
6210 | actual_phy_idx = phy_index; | |
6211 | ||
6212 | phy = ¶ms->phy[actual_phy_idx]; | |
6213 | if (bnx2x_populate_phy(bp, phy_index, params->shmem_base, | |
6214 | params->port, | |
6215 | phy) != 0) { | |
6216 | params->num_phys = 0; | |
6217 | DP(NETIF_MSG_LINK, "phy probe failed in phy index %d\n", | |
6218 | phy_index); | |
6219 | for (phy_index = INT_PHY; | |
6220 | phy_index < MAX_PHYS; | |
6221 | phy_index++) | |
6222 | *phy = phy_null; | |
6223 | return -EINVAL; | |
6224 | } | |
6225 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN) | |
6226 | break; | |
6227 | ||
6228 | bnx2x_phy_def_cfg(params, phy, actual_phy_idx); | |
6229 | params->num_phys++; | |
6230 | } | |
6231 | ||
6232 | DP(NETIF_MSG_LINK, "End phy probe. #phys found %x\n", params->num_phys); | |
6233 | return 0; | |
6234 | } | |
6235 | ||
6236 | u32 bnx2x_supported_attr(struct link_params *params, u8 phy_idx) | |
6237 | { | |
6238 | if (phy_idx < params->num_phys) | |
6239 | return params->phy[phy_idx].supported; | |
6240 | return 0; | |
6241 | } | |
6242 | ||
6bbca910 YR |
6243 | static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
6244 | { | |
e10bc84d YR |
6245 | struct bnx2x_phy phy[PORT_MAX]; |
6246 | struct bnx2x_phy *phy_blk[PORT_MAX]; | |
6bbca910 YR |
6247 | u16 val; |
6248 | s8 port; | |
6249 | ||
6250 | /* PART1 - Reset both phys */ | |
6251 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { | |
6252 | /* Extract the ext phy address for the port */ | |
e10bc84d YR |
6253 | if (bnx2x_populate_phy(bp, EXT_PHY1, shmem_base, |
6254 | port, &phy[port]) != | |
6255 | 0) { | |
6256 | DP(NETIF_MSG_LINK, "populate_phy failed\n"); | |
6257 | return -EINVAL; | |
6258 | } | |
6bbca910 YR |
6259 | /* disable attentions */ |
6260 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, | |
6261 | (NIG_MASK_XGXS0_LINK_STATUS | | |
6262 | NIG_MASK_XGXS0_LINK10G | | |
6263 | NIG_MASK_SERDES0_LINK_STATUS | | |
6264 | NIG_MASK_MI_INT)); | |
6265 | ||
6bbca910 YR |
6266 | /* Need to take the phy out of low power mode in order |
6267 | to write to access its registers */ | |
6268 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
6269 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, port); | |
6270 | ||
6271 | /* Reset the phy */ | |
e10bc84d | 6272 | bnx2x_cl45_write(bp, &phy[port], |
6bbca910 YR |
6273 | MDIO_PMA_DEVAD, |
6274 | MDIO_PMA_REG_CTRL, | |
6275 | 1<<15); | |
6276 | } | |
6277 | ||
6278 | /* Add delay of 150ms after reset */ | |
6279 | msleep(150); | |
6280 | ||
e10bc84d YR |
6281 | if (phy[PORT_0].addr & 0x1) { |
6282 | phy_blk[PORT_0] = &(phy[PORT_1]); | |
6283 | phy_blk[PORT_1] = &(phy[PORT_0]); | |
6284 | } else { | |
6285 | phy_blk[PORT_0] = &(phy[PORT_0]); | |
6286 | phy_blk[PORT_1] = &(phy[PORT_1]); | |
6287 | } | |
6288 | ||
6bbca910 YR |
6289 | /* PART2 - Download firmware to both phys */ |
6290 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { | |
6291 | u16 fw_ver1; | |
6292 | ||
e10bc84d | 6293 | bnx2x_8073_8727_external_rom_boot(bp, phy_blk[port], |
c18aa15d | 6294 | port); |
6bbca910 | 6295 | |
e10bc84d | 6296 | bnx2x_cl45_read(bp, phy_blk[port], |
6bbca910 YR |
6297 | MDIO_PMA_DEVAD, |
6298 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); | |
16b311cc | 6299 | if (fw_ver1 == 0 || fw_ver1 == 0x4321) { |
6bbca910 | 6300 | DP(NETIF_MSG_LINK, |
16b311cc EG |
6301 | "bnx2x_8073_common_init_phy port %x:" |
6302 | "Download failed. fw version = 0x%x\n", | |
6303 | port, fw_ver1); | |
6bbca910 YR |
6304 | return -EINVAL; |
6305 | } | |
6306 | ||
6307 | /* Only set bit 10 = 1 (Tx power down) */ | |
e10bc84d | 6308 | bnx2x_cl45_read(bp, phy_blk[port], |
6bbca910 YR |
6309 | MDIO_PMA_DEVAD, |
6310 | MDIO_PMA_REG_TX_POWER_DOWN, &val); | |
6311 | ||
6312 | /* Phase1 of TX_POWER_DOWN reset */ | |
e10bc84d | 6313 | bnx2x_cl45_write(bp, phy_blk[port], |
6bbca910 YR |
6314 | MDIO_PMA_DEVAD, |
6315 | MDIO_PMA_REG_TX_POWER_DOWN, | |
6316 | (val | 1<<10)); | |
6317 | } | |
6318 | ||
6319 | /* Toggle Transmitter: Power down and then up with 600ms | |
6320 | delay between */ | |
6321 | msleep(600); | |
6322 | ||
6323 | /* PART3 - complete TX_POWER_DOWN process, and set GPIO2 back to low */ | |
6324 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { | |
f5372251 | 6325 | /* Phase2 of POWER_DOWN_RESET */ |
6bbca910 | 6326 | /* Release bit 10 (Release Tx power down) */ |
e10bc84d | 6327 | bnx2x_cl45_read(bp, phy_blk[port], |
6bbca910 YR |
6328 | MDIO_PMA_DEVAD, |
6329 | MDIO_PMA_REG_TX_POWER_DOWN, &val); | |
6330 | ||
e10bc84d | 6331 | bnx2x_cl45_write(bp, phy_blk[port], |
6bbca910 YR |
6332 | MDIO_PMA_DEVAD, |
6333 | MDIO_PMA_REG_TX_POWER_DOWN, (val & (~(1<<10)))); | |
6334 | msleep(15); | |
6335 | ||
6336 | /* Read modify write the SPI-ROM version select register */ | |
e10bc84d | 6337 | bnx2x_cl45_read(bp, phy_blk[port], |
6bbca910 YR |
6338 | MDIO_PMA_DEVAD, |
6339 | MDIO_PMA_REG_EDC_FFE_MAIN, &val); | |
e10bc84d | 6340 | bnx2x_cl45_write(bp, phy_blk[port], |
6bbca910 YR |
6341 | MDIO_PMA_DEVAD, |
6342 | MDIO_PMA_REG_EDC_FFE_MAIN, (val | (1<<12))); | |
6343 | ||
6344 | /* set GPIO2 back to LOW */ | |
6345 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
6346 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); | |
6347 | } | |
6348 | return 0; | |
6bbca910 YR |
6349 | } |
6350 | ||
4d295db0 EG |
6351 | static u8 bnx2x_8727_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
6352 | { | |
bc7f0a05 | 6353 | s8 port, first_port, i; |
4d295db0 | 6354 | u32 swap_val, swap_override; |
e10bc84d YR |
6355 | struct bnx2x_phy phy[PORT_MAX]; |
6356 | struct bnx2x_phy *phy_blk[PORT_MAX]; | |
4d295db0 EG |
6357 | DP(NETIF_MSG_LINK, "Executing BCM8727 common init\n"); |
6358 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
6359 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
6360 | ||
f57a6025 | 6361 | bnx2x_ext_phy_hw_reset(bp, 1 ^ (swap_val && swap_override)); |
4d295db0 EG |
6362 | msleep(5); |
6363 | ||
bc7f0a05 EG |
6364 | if (swap_val && swap_override) |
6365 | first_port = PORT_0; | |
6366 | else | |
6367 | first_port = PORT_1; | |
6368 | ||
4d295db0 | 6369 | /* PART1 - Reset both phys */ |
bc7f0a05 | 6370 | for (i = 0, port = first_port; i < PORT_MAX; i++, port = !port) { |
4d295db0 | 6371 | /* Extract the ext phy address for the port */ |
e10bc84d YR |
6372 | if (bnx2x_populate_phy(bp, EXT_PHY1, shmem_base, |
6373 | port, &phy[port]) != | |
6374 | 0) { | |
6375 | DP(NETIF_MSG_LINK, "populate phy failed\n"); | |
6376 | return -EINVAL; | |
6377 | } | |
4d295db0 EG |
6378 | /* disable attentions */ |
6379 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, | |
6380 | (NIG_MASK_XGXS0_LINK_STATUS | | |
6381 | NIG_MASK_XGXS0_LINK10G | | |
6382 | NIG_MASK_SERDES0_LINK_STATUS | | |
6383 | NIG_MASK_MI_INT)); | |
6384 | ||
4d295db0 EG |
6385 | |
6386 | /* Reset the phy */ | |
e10bc84d | 6387 | bnx2x_cl45_write(bp, &phy[port], |
4d295db0 EG |
6388 | MDIO_PMA_DEVAD, |
6389 | MDIO_PMA_REG_CTRL, | |
6390 | 1<<15); | |
6391 | } | |
6392 | ||
6393 | /* Add delay of 150ms after reset */ | |
6394 | msleep(150); | |
e10bc84d YR |
6395 | if (phy[PORT_0].addr & 0x1) { |
6396 | phy_blk[PORT_0] = &(phy[PORT_1]); | |
6397 | phy_blk[PORT_1] = &(phy[PORT_0]); | |
6398 | } else { | |
6399 | phy_blk[PORT_0] = &(phy[PORT_0]); | |
6400 | phy_blk[PORT_1] = &(phy[PORT_1]); | |
6401 | } | |
4d295db0 | 6402 | /* PART2 - Download firmware to both phys */ |
e10bc84d | 6403 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { |
4d295db0 EG |
6404 | u16 fw_ver1; |
6405 | ||
e10bc84d | 6406 | bnx2x_8073_8727_external_rom_boot(bp, phy_blk[port], |
c18aa15d | 6407 | port); |
e10bc84d | 6408 | bnx2x_cl45_read(bp, phy_blk[port], |
4d295db0 EG |
6409 | MDIO_PMA_DEVAD, |
6410 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); | |
6411 | if (fw_ver1 == 0 || fw_ver1 == 0x4321) { | |
6412 | DP(NETIF_MSG_LINK, | |
bc7f0a05 | 6413 | "bnx2x_8727_common_init_phy port %x:" |
4d295db0 EG |
6414 | "Download failed. fw version = 0x%x\n", |
6415 | port, fw_ver1); | |
6416 | return -EINVAL; | |
6417 | } | |
4d295db0 EG |
6418 | } |
6419 | ||
4d295db0 EG |
6420 | return 0; |
6421 | } | |
6422 | ||
589abe3a EG |
6423 | static u8 bnx2x_8726_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
6424 | { | |
589abe3a EG |
6425 | u32 val; |
6426 | s8 port; | |
e10bc84d | 6427 | struct bnx2x_phy phy; |
589abe3a EG |
6428 | /* Use port1 because of the static port-swap */ |
6429 | /* Enable the module detection interrupt */ | |
6430 | val = REG_RD(bp, MISC_REG_GPIO_EVENT_EN); | |
6431 | val |= ((1<<MISC_REGISTERS_GPIO_3)| | |
6432 | (1<<(MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT))); | |
6433 | REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val); | |
6434 | ||
f57a6025 | 6435 | bnx2x_ext_phy_hw_reset(bp, 1); |
589abe3a EG |
6436 | msleep(5); |
6437 | for (port = 0; port < PORT_MAX; port++) { | |
6438 | /* Extract the ext phy address for the port */ | |
e10bc84d YR |
6439 | if (bnx2x_populate_phy(bp, EXT_PHY1, shmem_base, |
6440 | port, &phy) != | |
6441 | 0) { | |
6442 | DP(NETIF_MSG_LINK, "populate phy failed\n"); | |
6443 | return -EINVAL; | |
6444 | } | |
589abe3a | 6445 | |
e10bc84d YR |
6446 | /* Reset phy*/ |
6447 | bnx2x_cl45_write(bp, &phy, | |
6448 | MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001); | |
589abe3a | 6449 | |
589abe3a EG |
6450 | |
6451 | /* Set fault module detected LED on */ | |
6452 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, | |
6453 | MISC_REGISTERS_GPIO_HIGH, | |
6454 | port); | |
6455 | } | |
6456 | ||
6457 | return 0; | |
6458 | } | |
6459 | ||
6bbca910 YR |
6460 | u8 bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
6461 | { | |
6462 | u8 rc = 0; | |
6463 | u32 ext_phy_type; | |
6464 | ||
f5372251 | 6465 | DP(NETIF_MSG_LINK, "Begin common phy init\n"); |
6bbca910 YR |
6466 | |
6467 | /* Read the ext_phy_type for arbitrary port(0) */ | |
6468 | ext_phy_type = XGXS_EXT_PHY_TYPE( | |
6469 | REG_RD(bp, shmem_base + | |
6470 | offsetof(struct shmem_region, | |
6471 | dev_info.port_hw_config[0].external_phy_config))); | |
6472 | ||
6473 | switch (ext_phy_type) { | |
6474 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
6475 | { | |
6476 | rc = bnx2x_8073_common_init_phy(bp, shmem_base); | |
6477 | break; | |
6478 | } | |
4d295db0 EG |
6479 | |
6480 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: | |
6481 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC: | |
6482 | rc = bnx2x_8727_common_init_phy(bp, shmem_base); | |
6483 | break; | |
6484 | ||
589abe3a EG |
6485 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
6486 | /* GPIO1 affects both ports, so there's need to pull | |
6487 | it for single port alone */ | |
6488 | rc = bnx2x_8726_common_init_phy(bp, shmem_base); | |
4f60dab1 | 6489 | break; |
6bbca910 YR |
6490 | default: |
6491 | DP(NETIF_MSG_LINK, | |
6492 | "bnx2x_common_init_phy: ext_phy 0x%x not required\n", | |
6493 | ext_phy_type); | |
6494 | break; | |
6495 | } | |
6496 | ||
6497 | return rc; | |
6498 | } | |
6499 | ||
e10bc84d | 6500 | void bnx2x_sfx7101_sp_sw_reset(struct bnx2x *bp, struct bnx2x_phy *phy) |
ea4e040a YR |
6501 | { |
6502 | u16 val, cnt; | |
6503 | ||
e10bc84d | 6504 | bnx2x_cl45_read(bp, phy, |
ea4e040a YR |
6505 | MDIO_PMA_DEVAD, |
6506 | MDIO_PMA_REG_7101_RESET, &val); | |
6507 | ||
6508 | for (cnt = 0; cnt < 10; cnt++) { | |
6509 | msleep(50); | |
6510 | /* Writes a self-clearing reset */ | |
e10bc84d | 6511 | bnx2x_cl45_write(bp, phy, |
ea4e040a YR |
6512 | MDIO_PMA_DEVAD, |
6513 | MDIO_PMA_REG_7101_RESET, | |
6514 | (val | (1<<15))); | |
6515 | /* Wait for clear */ | |
e10bc84d | 6516 | bnx2x_cl45_read(bp, phy, |
ea4e040a YR |
6517 | MDIO_PMA_DEVAD, |
6518 | MDIO_PMA_REG_7101_RESET, &val); | |
6519 | ||
6520 | if ((val & (1<<15)) == 0) | |
6521 | break; | |
6522 | } | |
6523 | } | |
d90d96ba YR |
6524 | |
6525 | u8 bnx2x_hw_lock_required(struct bnx2x *bp, u32 shmem_base) | |
6526 | { | |
6527 | u8 phy_index; | |
6528 | struct bnx2x_phy phy; | |
6529 | for (phy_index = INT_PHY; phy_index < MAX_PHYS; | |
6530 | phy_index++) { | |
6531 | if (bnx2x_populate_phy(bp, phy_index, shmem_base, | |
6532 | 0, &phy) != 0) { | |
6533 | DP(NETIF_MSG_LINK, "populate phy failed\n"); | |
6534 | return 0; | |
6535 | } | |
6536 | ||
6537 | if (phy.flags & FLAGS_HW_LOCK_REQUIRED) | |
6538 | return 1; | |
6539 | } | |
6540 | return 0; | |
6541 | } | |
6542 | ||
6543 | u8 bnx2x_fan_failure_det_req(struct bnx2x *bp, | |
6544 | u32 shmem_base, | |
6545 | u8 port) | |
6546 | { | |
6547 | u8 phy_index, fan_failure_det_req = 0; | |
6548 | struct bnx2x_phy phy; | |
6549 | for (phy_index = EXT_PHY1; phy_index < MAX_PHYS; | |
6550 | phy_index++) { | |
6551 | if (bnx2x_populate_phy(bp, phy_index, shmem_base, | |
6552 | port, &phy) | |
6553 | != 0) { | |
6554 | DP(NETIF_MSG_LINK, "populate phy failed\n"); | |
6555 | return 0; | |
6556 | } | |
6557 | fan_failure_det_req |= (phy.flags & | |
6558 | FLAGS_FAN_FAILURE_DET_REQ); | |
6559 | } | |
6560 | return fan_failure_det_req; | |
6561 | } | |
6562 | ||
6563 | void bnx2x_hw_reset_phy(struct link_params *params) | |
6564 | { | |
6565 | u8 phy_index; | |
6566 | for (phy_index = EXT_PHY1; phy_index < MAX_PHYS; | |
6567 | phy_index++) { | |
6568 | if (params->phy[phy_index].hw_reset) { | |
6569 | params->phy[phy_index].hw_reset( | |
6570 | ¶ms->phy[phy_index], | |
6571 | params); | |
6572 | params->phy[phy_index] = phy_null; | |
6573 | } | |
6574 | } | |
6575 | } |