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Commit | Line | Data |
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afd4aea0 | 1 | /**************************************************************************** |
f7a6d2c4 | 2 | * Driver for Solarflare network controllers and boards |
afd4aea0 | 3 | * Copyright 2005-2006 Fen Systems Ltd. |
f7a6d2c4 | 4 | * Copyright 2006-2013 Solarflare Communications Inc. |
afd4aea0 BH |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify it | |
7 | * under the terms of the GNU General Public License version 2 as published | |
8 | * by the Free Software Foundation, incorporated herein by reference. | |
9 | */ | |
10 | ||
11 | #include <linux/bitops.h> | |
12 | #include <linux/delay.h> | |
13 | #include <linux/pci.h> | |
14 | #include <linux/module.h> | |
5a0e3ad6 | 15 | #include <linux/slab.h> |
d614cfbc | 16 | #include <linux/random.h> |
afd4aea0 BH |
17 | #include "net_driver.h" |
18 | #include "bitfield.h" | |
19 | #include "efx.h" | |
20 | #include "nic.h" | |
8b8a95a1 | 21 | #include "farch_regs.h" |
afd4aea0 BH |
22 | #include "io.h" |
23 | #include "phy.h" | |
24 | #include "workarounds.h" | |
25 | #include "mcdi.h" | |
26 | #include "mcdi_pcol.h" | |
d4f2cecc | 27 | #include "selftest.h" |
afd4aea0 BH |
28 | |
29 | /* Hardware control for SFC9000 family including SFL9021 (aka Siena). */ | |
30 | ||
31 | static void siena_init_wol(struct efx_nic *efx); | |
32 | ||
33 | ||
34 | static void siena_push_irq_moderation(struct efx_channel *channel) | |
35 | { | |
36 | efx_dword_t timer_cmd; | |
37 | ||
38 | if (channel->irq_moderation) | |
39 | EFX_POPULATE_DWORD_2(timer_cmd, | |
40 | FRF_CZ_TC_TIMER_MODE, | |
41 | FFE_CZ_TIMER_MODE_INT_HLDOFF, | |
42 | FRF_CZ_TC_TIMER_VAL, | |
43 | channel->irq_moderation - 1); | |
44 | else | |
45 | EFX_POPULATE_DWORD_2(timer_cmd, | |
46 | FRF_CZ_TC_TIMER_MODE, | |
47 | FFE_CZ_TIMER_MODE_DIS, | |
48 | FRF_CZ_TC_TIMER_VAL, 0); | |
49 | efx_writed_page_locked(channel->efx, &timer_cmd, FR_BZ_TIMER_COMMAND_P0, | |
50 | channel->channel); | |
51 | } | |
52 | ||
d5e8cc6c BH |
53 | void siena_prepare_flush(struct efx_nic *efx) |
54 | { | |
55 | if (efx->fc_disable++ == 0) | |
56 | efx_mcdi_set_mac(efx); | |
57 | } | |
58 | ||
59 | void siena_finish_flush(struct efx_nic *efx) | |
60 | { | |
61 | if (--efx->fc_disable == 0) | |
62 | efx_mcdi_set_mac(efx); | |
63 | } | |
64 | ||
86094f7f | 65 | static const struct efx_farch_register_test siena_register_tests[] = { |
afd4aea0 | 66 | { FR_AZ_ADR_REGION, |
4cddca54 | 67 | EFX_OWORD32(0x0003FFFF, 0x0003FFFF, 0x0003FFFF, 0x0003FFFF) }, |
afd4aea0 BH |
68 | { FR_CZ_USR_EV_CFG, |
69 | EFX_OWORD32(0x000103FF, 0x00000000, 0x00000000, 0x00000000) }, | |
70 | { FR_AZ_RX_CFG, | |
71 | EFX_OWORD32(0xFFFFFFFE, 0xFFFFFFFF, 0x0003FFFF, 0x00000000) }, | |
72 | { FR_AZ_TX_CFG, | |
73 | EFX_OWORD32(0x7FFF0037, 0xFFFF8000, 0xFFFFFFFF, 0x03FFFFFF) }, | |
74 | { FR_AZ_TX_RESERVED, | |
75 | EFX_OWORD32(0xFFFEFE80, 0x1FFFFFFF, 0x020000FE, 0x007FFFFF) }, | |
76 | { FR_AZ_SRM_TX_DC_CFG, | |
77 | EFX_OWORD32(0x001FFFFF, 0x00000000, 0x00000000, 0x00000000) }, | |
78 | { FR_AZ_RX_DC_CFG, | |
79 | EFX_OWORD32(0x00000003, 0x00000000, 0x00000000, 0x00000000) }, | |
80 | { FR_AZ_RX_DC_PF_WM, | |
81 | EFX_OWORD32(0x000003FF, 0x00000000, 0x00000000, 0x00000000) }, | |
82 | { FR_BZ_DP_CTRL, | |
83 | EFX_OWORD32(0x00000FFF, 0x00000000, 0x00000000, 0x00000000) }, | |
84 | { FR_BZ_RX_RSS_TKEY, | |
85 | EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF) }, | |
86 | { FR_CZ_RX_RSS_IPV6_REG1, | |
87 | EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF) }, | |
88 | { FR_CZ_RX_RSS_IPV6_REG2, | |
89 | EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF) }, | |
90 | { FR_CZ_RX_RSS_IPV6_REG3, | |
91 | EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0x00000007, 0x00000000) }, | |
92 | }; | |
93 | ||
d4f2cecc | 94 | static int siena_test_chip(struct efx_nic *efx, struct efx_self_tests *tests) |
afd4aea0 | 95 | { |
ef492f11 | 96 | enum reset_type reset_method = RESET_TYPE_ALL; |
d4f2cecc BH |
97 | int rc, rc2; |
98 | ||
99 | efx_reset_down(efx, reset_method); | |
100 | ||
101 | /* Reset the chip immediately so that it is completely | |
102 | * quiescent regardless of what any VF driver does. | |
103 | */ | |
6bff861d | 104 | rc = efx_mcdi_reset(efx, reset_method); |
d4f2cecc BH |
105 | if (rc) |
106 | goto out; | |
107 | ||
108 | tests->registers = | |
86094f7f BH |
109 | efx_farch_test_registers(efx, siena_register_tests, |
110 | ARRAY_SIZE(siena_register_tests)) | |
d4f2cecc BH |
111 | ? -1 : 1; |
112 | ||
6bff861d | 113 | rc = efx_mcdi_reset(efx, reset_method); |
d4f2cecc BH |
114 | out: |
115 | rc2 = efx_reset_up(efx, reset_method, rc == 0); | |
116 | return rc ? rc : rc2; | |
afd4aea0 BH |
117 | } |
118 | ||
9ec06595 DP |
119 | /************************************************************************** |
120 | * | |
121 | * PTP | |
122 | * | |
123 | ************************************************************************** | |
124 | */ | |
125 | ||
126 | static void siena_ptp_write_host_time(struct efx_nic *efx, u32 host_time) | |
127 | { | |
128 | _efx_writed(efx, cpu_to_le32(host_time), | |
129 | FR_CZ_MC_TREG_SMEM + MC_SMEM_P0_PTP_TIME_OFST); | |
130 | } | |
131 | ||
132 | static int siena_ptp_set_ts_config(struct efx_nic *efx, | |
133 | struct hwtstamp_config *init) | |
134 | { | |
135 | int rc; | |
136 | ||
137 | switch (init->rx_filter) { | |
138 | case HWTSTAMP_FILTER_NONE: | |
139 | /* if TX timestamping is still requested then leave PTP on */ | |
140 | return efx_ptp_change_mode(efx, | |
141 | init->tx_type != HWTSTAMP_TX_OFF, | |
142 | efx_ptp_get_mode(efx)); | |
143 | case HWTSTAMP_FILTER_PTP_V1_L4_EVENT: | |
144 | case HWTSTAMP_FILTER_PTP_V1_L4_SYNC: | |
145 | case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ: | |
146 | init->rx_filter = HWTSTAMP_FILTER_PTP_V1_L4_EVENT; | |
147 | return efx_ptp_change_mode(efx, true, MC_CMD_PTP_MODE_V1); | |
148 | case HWTSTAMP_FILTER_PTP_V2_L4_EVENT: | |
149 | case HWTSTAMP_FILTER_PTP_V2_L4_SYNC: | |
150 | case HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ: | |
151 | init->rx_filter = HWTSTAMP_FILTER_PTP_V2_L4_EVENT; | |
152 | rc = efx_ptp_change_mode(efx, true, | |
153 | MC_CMD_PTP_MODE_V2_ENHANCED); | |
154 | /* bug 33070 - old versions of the firmware do not support the | |
155 | * improved UUID filtering option. Similarly old versions of the | |
156 | * application do not expect it to be enabled. If the firmware | |
157 | * does not accept the enhanced mode, fall back to the standard | |
158 | * PTP v2 UUID filtering. */ | |
159 | if (rc != 0) | |
160 | rc = efx_ptp_change_mode(efx, true, MC_CMD_PTP_MODE_V2); | |
161 | return rc; | |
162 | default: | |
163 | return -ERANGE; | |
164 | } | |
165 | } | |
166 | ||
afd4aea0 BH |
167 | /************************************************************************** |
168 | * | |
169 | * Device reset | |
170 | * | |
171 | ************************************************************************** | |
172 | */ | |
173 | ||
0e2a9c7c BH |
174 | static int siena_map_reset_flags(u32 *flags) |
175 | { | |
176 | enum { | |
177 | SIENA_RESET_PORT = (ETH_RESET_DMA | ETH_RESET_FILTER | | |
178 | ETH_RESET_OFFLOAD | ETH_RESET_MAC | | |
179 | ETH_RESET_PHY), | |
180 | SIENA_RESET_MC = (SIENA_RESET_PORT | | |
181 | ETH_RESET_MGMT << ETH_RESET_SHARED_SHIFT), | |
182 | }; | |
183 | ||
184 | if ((*flags & SIENA_RESET_MC) == SIENA_RESET_MC) { | |
185 | *flags &= ~SIENA_RESET_MC; | |
186 | return RESET_TYPE_WORLD; | |
187 | } | |
188 | ||
189 | if ((*flags & SIENA_RESET_PORT) == SIENA_RESET_PORT) { | |
190 | *flags &= ~SIENA_RESET_PORT; | |
191 | return RESET_TYPE_ALL; | |
192 | } | |
193 | ||
194 | /* no invisible reset implemented */ | |
195 | ||
196 | return -EINVAL; | |
197 | } | |
198 | ||
626950db AR |
199 | #ifdef CONFIG_EEH |
200 | /* When a PCI device is isolated from the bus, a subsequent MMIO read is | |
201 | * required for the kernel EEH mechanisms to notice. As the Solarflare driver | |
202 | * was written to minimise MMIO read (for latency) then a periodic call to check | |
203 | * the EEH status of the device is required so that device recovery can happen | |
204 | * in a timely fashion. | |
205 | */ | |
206 | static void siena_monitor(struct efx_nic *efx) | |
207 | { | |
208 | struct eeh_dev *eehdev = | |
209 | of_node_to_eeh_dev(pci_device_to_OF_node(efx->pci_dev)); | |
210 | ||
211 | eeh_dev_check_failure(eehdev); | |
212 | } | |
213 | #endif | |
214 | ||
afd4aea0 BH |
215 | static int siena_probe_nvconfig(struct efx_nic *efx) |
216 | { | |
cc180b69 BH |
217 | u32 caps = 0; |
218 | int rc; | |
219 | ||
220 | rc = efx_mcdi_get_board_cfg(efx, efx->net_dev->perm_addr, NULL, &caps); | |
221 | ||
222 | efx->timer_quantum_ns = | |
223 | (caps & (1 << MC_CMD_CAPABILITIES_TURBO_ACTIVE_LBN)) ? | |
224 | 3072 : 6144; /* 768 cycles */ | |
225 | return rc; | |
afd4aea0 BH |
226 | } |
227 | ||
c15eed22 | 228 | static int siena_dimension_resources(struct efx_nic *efx) |
28e47c49 BH |
229 | { |
230 | /* Each port has a small block of internal SRAM dedicated to | |
231 | * the buffer table and descriptor caches. In theory we can | |
232 | * map both blocks to one port, but we don't. | |
233 | */ | |
86094f7f | 234 | efx_farch_dimension_resources(efx, FR_CZ_BUF_FULL_TBL_ROWS / 2); |
c15eed22 | 235 | return 0; |
28e47c49 BH |
236 | } |
237 | ||
b105798f BH |
238 | static unsigned int siena_mem_map_size(struct efx_nic *efx) |
239 | { | |
240 | return FR_CZ_MC_TREG_SMEM + | |
241 | FR_CZ_MC_TREG_SMEM_STEP * FR_CZ_MC_TREG_SMEM_ROWS; | |
242 | } | |
243 | ||
afd4aea0 BH |
244 | static int siena_probe_nic(struct efx_nic *efx) |
245 | { | |
246 | struct siena_nic_data *nic_data; | |
d42a8f46 | 247 | efx_oword_t reg; |
afd4aea0 BH |
248 | int rc; |
249 | ||
250 | /* Allocate storage for hardware specific data */ | |
251 | nic_data = kzalloc(sizeof(struct siena_nic_data), GFP_KERNEL); | |
252 | if (!nic_data) | |
253 | return -ENOMEM; | |
254 | efx->nic_data = nic_data; | |
255 | ||
86094f7f | 256 | if (efx_farch_fpga_ver(efx) != 0) { |
62776d03 BH |
257 | netif_err(efx, probe, efx->net_dev, |
258 | "Siena FPGA not supported\n"); | |
afd4aea0 BH |
259 | rc = -ENODEV; |
260 | goto fail1; | |
261 | } | |
262 | ||
b105798f BH |
263 | efx->max_channels = EFX_MAX_CHANNELS; |
264 | ||
d42a8f46 | 265 | efx_reado(efx, ®, FR_AZ_CS_DEBUG); |
6602041b | 266 | efx->port_num = EFX_OWORD_FIELD(reg, FRF_CZ_CS_PORT_NUM) - 1; |
d42a8f46 | 267 | |
f073dde0 | 268 | rc = efx_mcdi_init(efx); |
afd4aea0 | 269 | if (rc) |
86c432ca | 270 | goto fail1; |
afd4aea0 | 271 | |
afd4aea0 | 272 | /* Now we can reset the NIC */ |
6bff861d | 273 | rc = efx_mcdi_reset(efx, RESET_TYPE_ALL); |
afd4aea0 | 274 | if (rc) { |
62776d03 | 275 | netif_err(efx, probe, efx->net_dev, "failed to reset NIC\n"); |
afd4aea0 BH |
276 | goto fail3; |
277 | } | |
278 | ||
279 | siena_init_wol(efx); | |
280 | ||
281 | /* Allocate memory for INT_KER */ | |
0d19a540 BH |
282 | rc = efx_nic_alloc_buffer(efx, &efx->irq_status, sizeof(efx_oword_t), |
283 | GFP_KERNEL); | |
afd4aea0 BH |
284 | if (rc) |
285 | goto fail4; | |
286 | BUG_ON(efx->irq_status.dma_addr & 0x0f); | |
287 | ||
62776d03 BH |
288 | netif_dbg(efx, probe, efx->net_dev, |
289 | "INT_KER at %llx (virt %p phys %llx)\n", | |
290 | (unsigned long long)efx->irq_status.dma_addr, | |
291 | efx->irq_status.addr, | |
292 | (unsigned long long)virt_to_phys(efx->irq_status.addr)); | |
afd4aea0 BH |
293 | |
294 | /* Read in the non-volatile configuration */ | |
295 | rc = siena_probe_nvconfig(efx); | |
296 | if (rc == -EINVAL) { | |
62776d03 BH |
297 | netif_err(efx, probe, efx->net_dev, |
298 | "NVRAM is invalid therefore using defaults\n"); | |
afd4aea0 BH |
299 | efx->phy_type = PHY_TYPE_NONE; |
300 | efx->mdio.prtad = MDIO_PRTAD_NONE; | |
301 | } else if (rc) { | |
302 | goto fail5; | |
303 | } | |
304 | ||
55c5e0f8 BH |
305 | rc = efx_mcdi_mon_probe(efx); |
306 | if (rc) | |
307 | goto fail5; | |
308 | ||
cd2d5b52 | 309 | efx_sriov_probe(efx); |
ac36baf8 | 310 | efx_ptp_defer_probe_with_channel(efx); |
cd2d5b52 | 311 | |
afd4aea0 BH |
312 | return 0; |
313 | ||
314 | fail5: | |
315 | efx_nic_free_buffer(efx, &efx->irq_status); | |
316 | fail4: | |
317 | fail3: | |
f3ad5003 | 318 | efx_mcdi_fini(efx); |
afd4aea0 BH |
319 | fail1: |
320 | kfree(efx->nic_data); | |
321 | return rc; | |
322 | } | |
323 | ||
d43050c0 AR |
324 | static void siena_rx_push_rss_config(struct efx_nic *efx) |
325 | { | |
326 | efx_oword_t temp; | |
327 | ||
328 | /* Set hash key for IPv4 */ | |
329 | memcpy(&temp, efx->rx_hash_key, sizeof(temp)); | |
330 | efx_writeo(efx, &temp, FR_BZ_RX_RSS_TKEY); | |
331 | ||
332 | /* Enable IPv6 RSS */ | |
333 | BUILD_BUG_ON(sizeof(efx->rx_hash_key) < | |
334 | 2 * sizeof(temp) + FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH / 8 || | |
335 | FRF_CZ_RX_RSS_IPV6_TKEY_HI_LBN != 0); | |
336 | memcpy(&temp, efx->rx_hash_key, sizeof(temp)); | |
337 | efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG1); | |
338 | memcpy(&temp, efx->rx_hash_key + sizeof(temp), sizeof(temp)); | |
339 | efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG2); | |
340 | EFX_POPULATE_OWORD_2(temp, FRF_CZ_RX_RSS_IPV6_THASH_ENABLE, 1, | |
341 | FRF_CZ_RX_RSS_IPV6_IP_THASH_ENABLE, 1); | |
342 | memcpy(&temp, efx->rx_hash_key + 2 * sizeof(temp), | |
343 | FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH / 8); | |
344 | efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG3); | |
345 | ||
346 | efx_farch_rx_push_indir_table(efx); | |
347 | } | |
348 | ||
afd4aea0 BH |
349 | /* This call performs hardware-specific global initialisation, such as |
350 | * defining the descriptor cache sizes and number of RSS channels. | |
351 | * It does not set up any buffers, descriptor rings or event queues. | |
352 | */ | |
353 | static int siena_init_nic(struct efx_nic *efx) | |
354 | { | |
355 | efx_oword_t temp; | |
356 | int rc; | |
357 | ||
358 | /* Recover from a failed assertion post-reset */ | |
359 | rc = efx_mcdi_handle_assertion(efx); | |
360 | if (rc) | |
361 | return rc; | |
362 | ||
363 | /* Squash TX of packets of 16 bytes or less */ | |
364 | efx_reado(efx, &temp, FR_AZ_TX_RESERVED); | |
365 | EFX_SET_OWORD_FIELD(temp, FRF_BZ_TX_FLUSH_MIN_LEN_EN, 1); | |
366 | efx_writeo(efx, &temp, FR_AZ_TX_RESERVED); | |
367 | ||
368 | /* Do not enable TX_NO_EOP_DISC_EN, since it limits packets to 16 | |
369 | * descriptors (which is bad). | |
370 | */ | |
371 | efx_reado(efx, &temp, FR_AZ_TX_CFG); | |
372 | EFX_SET_OWORD_FIELD(temp, FRF_AZ_TX_NO_EOP_DISC_EN, 0); | |
373 | EFX_SET_OWORD_FIELD(temp, FRF_CZ_TX_FILTER_EN_BIT, 1); | |
374 | efx_writeo(efx, &temp, FR_AZ_TX_CFG); | |
375 | ||
376 | efx_reado(efx, &temp, FR_AZ_RX_CFG); | |
377 | EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_DESC_PUSH_EN, 0); | |
378 | EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_INGR_EN, 1); | |
477e54eb BH |
379 | /* Enable hash insertion. This is broken for the 'Falcon' hash |
380 | * if IPv6 hashing is also enabled, so also select Toeplitz | |
381 | * TCP/IPv4 and IPv4 hashes. */ | |
382 | EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_HASH_INSRT_HDR, 1); | |
383 | EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_HASH_ALG, 1); | |
384 | EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_IP_HASH, 1); | |
85740cdf BH |
385 | EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_USR_BUF_SIZE, |
386 | EFX_RX_USR_BUF_SIZE >> 5); | |
afd4aea0 BH |
387 | efx_writeo(efx, &temp, FR_AZ_RX_CFG); |
388 | ||
d43050c0 | 389 | siena_rx_push_rss_config(efx); |
d614cfbc | 390 | |
afd4aea0 BH |
391 | /* Enable event logging */ |
392 | rc = efx_mcdi_log_ctrl(efx, true, false, 0); | |
393 | if (rc) | |
394 | return rc; | |
395 | ||
396 | /* Set destination of both TX and RX Flush events */ | |
397 | EFX_POPULATE_OWORD_1(temp, FRF_BZ_FLS_EVQ_ID, 0); | |
398 | efx_writeo(efx, &temp, FR_BZ_DP_CTRL); | |
399 | ||
400 | EFX_POPULATE_OWORD_1(temp, FRF_CZ_USREV_DIS, 1); | |
401 | efx_writeo(efx, &temp, FR_CZ_USR_EV_CFG); | |
402 | ||
86094f7f | 403 | efx_farch_init_common(efx); |
afd4aea0 BH |
404 | return 0; |
405 | } | |
406 | ||
407 | static void siena_remove_nic(struct efx_nic *efx) | |
408 | { | |
55c5e0f8 BH |
409 | efx_mcdi_mon_remove(efx); |
410 | ||
afd4aea0 BH |
411 | efx_nic_free_buffer(efx, &efx->irq_status); |
412 | ||
6bff861d | 413 | efx_mcdi_reset(efx, RESET_TYPE_ALL); |
afd4aea0 | 414 | |
4c75b43a | 415 | efx_mcdi_fini(efx); |
afd4aea0 BH |
416 | |
417 | /* Tear down the private nic state */ | |
86c432ca | 418 | kfree(efx->nic_data); |
afd4aea0 BH |
419 | efx->nic_data = NULL; |
420 | } | |
421 | ||
cd0ecc9a BH |
422 | #define SIENA_DMA_STAT(ext_name, mcdi_name) \ |
423 | [SIENA_STAT_ ## ext_name] = \ | |
424 | { #ext_name, 64, 8 * MC_CMD_MAC_ ## mcdi_name } | |
425 | #define SIENA_OTHER_STAT(ext_name) \ | |
426 | [SIENA_STAT_ ## ext_name] = { #ext_name, 0, 0 } | |
427 | ||
428 | static const struct efx_hw_stat_desc siena_stat_desc[SIENA_STAT_COUNT] = { | |
429 | SIENA_DMA_STAT(tx_bytes, TX_BYTES), | |
430 | SIENA_OTHER_STAT(tx_good_bytes), | |
431 | SIENA_DMA_STAT(tx_bad_bytes, TX_BAD_BYTES), | |
432 | SIENA_DMA_STAT(tx_packets, TX_PKTS), | |
433 | SIENA_DMA_STAT(tx_bad, TX_BAD_FCS_PKTS), | |
434 | SIENA_DMA_STAT(tx_pause, TX_PAUSE_PKTS), | |
435 | SIENA_DMA_STAT(tx_control, TX_CONTROL_PKTS), | |
436 | SIENA_DMA_STAT(tx_unicast, TX_UNICAST_PKTS), | |
437 | SIENA_DMA_STAT(tx_multicast, TX_MULTICAST_PKTS), | |
438 | SIENA_DMA_STAT(tx_broadcast, TX_BROADCAST_PKTS), | |
439 | SIENA_DMA_STAT(tx_lt64, TX_LT64_PKTS), | |
440 | SIENA_DMA_STAT(tx_64, TX_64_PKTS), | |
441 | SIENA_DMA_STAT(tx_65_to_127, TX_65_TO_127_PKTS), | |
442 | SIENA_DMA_STAT(tx_128_to_255, TX_128_TO_255_PKTS), | |
443 | SIENA_DMA_STAT(tx_256_to_511, TX_256_TO_511_PKTS), | |
444 | SIENA_DMA_STAT(tx_512_to_1023, TX_512_TO_1023_PKTS), | |
445 | SIENA_DMA_STAT(tx_1024_to_15xx, TX_1024_TO_15XX_PKTS), | |
446 | SIENA_DMA_STAT(tx_15xx_to_jumbo, TX_15XX_TO_JUMBO_PKTS), | |
447 | SIENA_DMA_STAT(tx_gtjumbo, TX_GTJUMBO_PKTS), | |
448 | SIENA_OTHER_STAT(tx_collision), | |
449 | SIENA_DMA_STAT(tx_single_collision, TX_SINGLE_COLLISION_PKTS), | |
450 | SIENA_DMA_STAT(tx_multiple_collision, TX_MULTIPLE_COLLISION_PKTS), | |
451 | SIENA_DMA_STAT(tx_excessive_collision, TX_EXCESSIVE_COLLISION_PKTS), | |
452 | SIENA_DMA_STAT(tx_deferred, TX_DEFERRED_PKTS), | |
453 | SIENA_DMA_STAT(tx_late_collision, TX_LATE_COLLISION_PKTS), | |
454 | SIENA_DMA_STAT(tx_excessive_deferred, TX_EXCESSIVE_DEFERRED_PKTS), | |
455 | SIENA_DMA_STAT(tx_non_tcpudp, TX_NON_TCPUDP_PKTS), | |
456 | SIENA_DMA_STAT(tx_mac_src_error, TX_MAC_SRC_ERR_PKTS), | |
457 | SIENA_DMA_STAT(tx_ip_src_error, TX_IP_SRC_ERR_PKTS), | |
458 | SIENA_DMA_STAT(rx_bytes, RX_BYTES), | |
459 | SIENA_OTHER_STAT(rx_good_bytes), | |
460 | SIENA_DMA_STAT(rx_bad_bytes, RX_BAD_BYTES), | |
461 | SIENA_DMA_STAT(rx_packets, RX_PKTS), | |
462 | SIENA_DMA_STAT(rx_good, RX_GOOD_PKTS), | |
463 | SIENA_DMA_STAT(rx_bad, RX_BAD_FCS_PKTS), | |
464 | SIENA_DMA_STAT(rx_pause, RX_PAUSE_PKTS), | |
465 | SIENA_DMA_STAT(rx_control, RX_CONTROL_PKTS), | |
466 | SIENA_DMA_STAT(rx_unicast, RX_UNICAST_PKTS), | |
467 | SIENA_DMA_STAT(rx_multicast, RX_MULTICAST_PKTS), | |
468 | SIENA_DMA_STAT(rx_broadcast, RX_BROADCAST_PKTS), | |
469 | SIENA_DMA_STAT(rx_lt64, RX_UNDERSIZE_PKTS), | |
470 | SIENA_DMA_STAT(rx_64, RX_64_PKTS), | |
471 | SIENA_DMA_STAT(rx_65_to_127, RX_65_TO_127_PKTS), | |
472 | SIENA_DMA_STAT(rx_128_to_255, RX_128_TO_255_PKTS), | |
473 | SIENA_DMA_STAT(rx_256_to_511, RX_256_TO_511_PKTS), | |
474 | SIENA_DMA_STAT(rx_512_to_1023, RX_512_TO_1023_PKTS), | |
475 | SIENA_DMA_STAT(rx_1024_to_15xx, RX_1024_TO_15XX_PKTS), | |
476 | SIENA_DMA_STAT(rx_15xx_to_jumbo, RX_15XX_TO_JUMBO_PKTS), | |
477 | SIENA_DMA_STAT(rx_gtjumbo, RX_GTJUMBO_PKTS), | |
478 | SIENA_DMA_STAT(rx_bad_gtjumbo, RX_JABBER_PKTS), | |
479 | SIENA_DMA_STAT(rx_overflow, RX_OVERFLOW_PKTS), | |
480 | SIENA_DMA_STAT(rx_false_carrier, RX_FALSE_CARRIER_PKTS), | |
481 | SIENA_DMA_STAT(rx_symbol_error, RX_SYMBOL_ERROR_PKTS), | |
482 | SIENA_DMA_STAT(rx_align_error, RX_ALIGN_ERROR_PKTS), | |
483 | SIENA_DMA_STAT(rx_length_error, RX_LENGTH_ERROR_PKTS), | |
484 | SIENA_DMA_STAT(rx_internal_error, RX_INTERNAL_ERROR_PKTS), | |
485 | SIENA_DMA_STAT(rx_nodesc_drop_cnt, RX_NODESC_DROPS), | |
486 | }; | |
487 | static const unsigned long siena_stat_mask[] = { | |
488 | [0 ... BITS_TO_LONGS(SIENA_STAT_COUNT) - 1] = ~0UL, | |
489 | }; | |
490 | ||
491 | static size_t siena_describe_nic_stats(struct efx_nic *efx, u8 *names) | |
492 | { | |
493 | return efx_nic_describe_stats(siena_stat_desc, SIENA_STAT_COUNT, | |
494 | siena_stat_mask, names); | |
495 | } | |
496 | ||
afd4aea0 BH |
497 | static int siena_try_update_nic_stats(struct efx_nic *efx) |
498 | { | |
cd0ecc9a BH |
499 | struct siena_nic_data *nic_data = efx->nic_data; |
500 | u64 *stats = nic_data->stats; | |
a659b2a9 | 501 | __le64 *dma_stats; |
a659b2a9 | 502 | __le64 generation_start, generation_end; |
afd4aea0 | 503 | |
43d620c8 | 504 | dma_stats = efx->stats_buffer.addr; |
afd4aea0 BH |
505 | |
506 | generation_end = dma_stats[MC_CMD_MAC_GENERATION_END]; | |
43f775b2 | 507 | if (generation_end == EFX_MC_STATS_GENERATION_INVALID) |
afd4aea0 BH |
508 | return 0; |
509 | rmb(); | |
cd0ecc9a BH |
510 | efx_nic_update_stats(siena_stat_desc, SIENA_STAT_COUNT, siena_stat_mask, |
511 | stats, efx->stats_buffer.addr, false); | |
afd4aea0 BH |
512 | rmb(); |
513 | generation_start = dma_stats[MC_CMD_MAC_GENERATION_START]; | |
514 | if (generation_end != generation_start) | |
515 | return -EAGAIN; | |
516 | ||
cd0ecc9a | 517 | /* Update derived statistics */ |
f8f3b5ae JC |
518 | efx_nic_fix_nodesc_drop_stat(efx, |
519 | &stats[SIENA_STAT_rx_nodesc_drop_cnt]); | |
cd0ecc9a BH |
520 | efx_update_diff_stat(&stats[SIENA_STAT_tx_good_bytes], |
521 | stats[SIENA_STAT_tx_bytes] - | |
522 | stats[SIENA_STAT_tx_bad_bytes]); | |
523 | stats[SIENA_STAT_tx_collision] = | |
524 | stats[SIENA_STAT_tx_single_collision] + | |
525 | stats[SIENA_STAT_tx_multiple_collision] + | |
526 | stats[SIENA_STAT_tx_excessive_collision] + | |
527 | stats[SIENA_STAT_tx_late_collision]; | |
528 | efx_update_diff_stat(&stats[SIENA_STAT_rx_good_bytes], | |
529 | stats[SIENA_STAT_rx_bytes] - | |
530 | stats[SIENA_STAT_rx_bad_bytes]); | |
afd4aea0 BH |
531 | return 0; |
532 | } | |
533 | ||
cd0ecc9a BH |
534 | static size_t siena_update_nic_stats(struct efx_nic *efx, u64 *full_stats, |
535 | struct rtnl_link_stats64 *core_stats) | |
afd4aea0 | 536 | { |
cd0ecc9a BH |
537 | struct siena_nic_data *nic_data = efx->nic_data; |
538 | u64 *stats = nic_data->stats; | |
aabc5649 BH |
539 | int retry; |
540 | ||
541 | /* If we're unlucky enough to read statistics wduring the DMA, wait | |
542 | * up to 10ms for it to finish (typically takes <500us) */ | |
543 | for (retry = 0; retry < 100; ++retry) { | |
544 | if (siena_try_update_nic_stats(efx) == 0) | |
cd0ecc9a | 545 | break; |
aabc5649 BH |
546 | udelay(100); |
547 | } | |
548 | ||
cd0ecc9a BH |
549 | if (full_stats) |
550 | memcpy(full_stats, stats, sizeof(u64) * SIENA_STAT_COUNT); | |
551 | ||
552 | if (core_stats) { | |
553 | core_stats->rx_packets = stats[SIENA_STAT_rx_packets]; | |
554 | core_stats->tx_packets = stats[SIENA_STAT_tx_packets]; | |
555 | core_stats->rx_bytes = stats[SIENA_STAT_rx_bytes]; | |
556 | core_stats->tx_bytes = stats[SIENA_STAT_tx_bytes]; | |
557 | core_stats->rx_dropped = stats[SIENA_STAT_rx_nodesc_drop_cnt]; | |
558 | core_stats->multicast = stats[SIENA_STAT_rx_multicast]; | |
559 | core_stats->collisions = stats[SIENA_STAT_tx_collision]; | |
560 | core_stats->rx_length_errors = | |
561 | stats[SIENA_STAT_rx_gtjumbo] + | |
562 | stats[SIENA_STAT_rx_length_error]; | |
563 | core_stats->rx_crc_errors = stats[SIENA_STAT_rx_bad]; | |
564 | core_stats->rx_frame_errors = stats[SIENA_STAT_rx_align_error]; | |
565 | core_stats->rx_fifo_errors = stats[SIENA_STAT_rx_overflow]; | |
566 | core_stats->tx_window_errors = | |
567 | stats[SIENA_STAT_tx_late_collision]; | |
568 | ||
569 | core_stats->rx_errors = (core_stats->rx_length_errors + | |
570 | core_stats->rx_crc_errors + | |
571 | core_stats->rx_frame_errors + | |
572 | stats[SIENA_STAT_rx_symbol_error]); | |
573 | core_stats->tx_errors = (core_stats->tx_window_errors + | |
574 | stats[SIENA_STAT_tx_bad]); | |
575 | } | |
576 | ||
577 | return SIENA_STAT_COUNT; | |
afd4aea0 BH |
578 | } |
579 | ||
319ec644 BH |
580 | static int siena_mac_reconfigure(struct efx_nic *efx) |
581 | { | |
582 | MCDI_DECLARE_BUF(inbuf, MC_CMD_SET_MCAST_HASH_IN_LEN); | |
583 | int rc; | |
584 | ||
585 | BUILD_BUG_ON(MC_CMD_SET_MCAST_HASH_IN_LEN != | |
586 | MC_CMD_SET_MCAST_HASH_IN_HASH0_OFST + | |
587 | sizeof(efx->multicast_hash)); | |
588 | ||
964e6135 BH |
589 | efx_farch_filter_sync_rx_mode(efx); |
590 | ||
319ec644 BH |
591 | WARN_ON(!mutex_is_locked(&efx->mac_lock)); |
592 | ||
593 | rc = efx_mcdi_set_mac(efx); | |
594 | if (rc != 0) | |
595 | return rc; | |
596 | ||
597 | memcpy(MCDI_PTR(inbuf, SET_MCAST_HASH_IN_HASH0), | |
598 | efx->multicast_hash.byte, sizeof(efx->multicast_hash)); | |
599 | return efx_mcdi_rpc(efx, MC_CMD_SET_MCAST_HASH, | |
600 | inbuf, sizeof(inbuf), NULL, 0, NULL); | |
601 | } | |
602 | ||
afd4aea0 BH |
603 | /************************************************************************** |
604 | * | |
605 | * Wake on LAN | |
606 | * | |
607 | ************************************************************************** | |
608 | */ | |
609 | ||
610 | static void siena_get_wol(struct efx_nic *efx, struct ethtool_wolinfo *wol) | |
611 | { | |
612 | struct siena_nic_data *nic_data = efx->nic_data; | |
613 | ||
614 | wol->supported = WAKE_MAGIC; | |
615 | if (nic_data->wol_filter_id != -1) | |
616 | wol->wolopts = WAKE_MAGIC; | |
617 | else | |
618 | wol->wolopts = 0; | |
619 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
620 | } | |
621 | ||
622 | ||
623 | static int siena_set_wol(struct efx_nic *efx, u32 type) | |
624 | { | |
625 | struct siena_nic_data *nic_data = efx->nic_data; | |
626 | int rc; | |
627 | ||
628 | if (type & ~WAKE_MAGIC) | |
629 | return -EINVAL; | |
630 | ||
631 | if (type & WAKE_MAGIC) { | |
632 | if (nic_data->wol_filter_id != -1) | |
633 | efx_mcdi_wol_filter_remove(efx, | |
634 | nic_data->wol_filter_id); | |
02ebc268 | 635 | rc = efx_mcdi_wol_filter_set_magic(efx, efx->net_dev->dev_addr, |
afd4aea0 BH |
636 | &nic_data->wol_filter_id); |
637 | if (rc) | |
638 | goto fail; | |
639 | ||
640 | pci_wake_from_d3(efx->pci_dev, true); | |
641 | } else { | |
642 | rc = efx_mcdi_wol_filter_reset(efx); | |
643 | nic_data->wol_filter_id = -1; | |
644 | pci_wake_from_d3(efx->pci_dev, false); | |
645 | if (rc) | |
646 | goto fail; | |
647 | } | |
648 | ||
649 | return 0; | |
650 | fail: | |
62776d03 BH |
651 | netif_err(efx, hw, efx->net_dev, "%s failed: type=%d rc=%d\n", |
652 | __func__, type, rc); | |
afd4aea0 BH |
653 | return rc; |
654 | } | |
655 | ||
656 | ||
657 | static void siena_init_wol(struct efx_nic *efx) | |
658 | { | |
659 | struct siena_nic_data *nic_data = efx->nic_data; | |
660 | int rc; | |
661 | ||
662 | rc = efx_mcdi_wol_filter_get_magic(efx, &nic_data->wol_filter_id); | |
663 | ||
664 | if (rc != 0) { | |
665 | /* If it failed, attempt to get into a synchronised | |
666 | * state with MC by resetting any set WoL filters */ | |
667 | efx_mcdi_wol_filter_reset(efx); | |
668 | nic_data->wol_filter_id = -1; | |
669 | } else if (nic_data->wol_filter_id != -1) { | |
670 | pci_wake_from_d3(efx->pci_dev, true); | |
671 | } | |
672 | } | |
673 | ||
f3ad5003 BH |
674 | /************************************************************************** |
675 | * | |
676 | * MCDI | |
677 | * | |
678 | ************************************************************************** | |
679 | */ | |
680 | ||
681 | #define MCDI_PDU(efx) \ | |
682 | (efx_port_num(efx) ? MC_SMEM_P1_PDU_OFST : MC_SMEM_P0_PDU_OFST) | |
683 | #define MCDI_DOORBELL(efx) \ | |
684 | (efx_port_num(efx) ? MC_SMEM_P1_DOORBELL_OFST : MC_SMEM_P0_DOORBELL_OFST) | |
685 | #define MCDI_STATUS(efx) \ | |
686 | (efx_port_num(efx) ? MC_SMEM_P1_STATUS_OFST : MC_SMEM_P0_STATUS_OFST) | |
687 | ||
688 | static void siena_mcdi_request(struct efx_nic *efx, | |
689 | const efx_dword_t *hdr, size_t hdr_len, | |
690 | const efx_dword_t *sdu, size_t sdu_len) | |
691 | { | |
692 | unsigned pdu = FR_CZ_MC_TREG_SMEM + MCDI_PDU(efx); | |
693 | unsigned doorbell = FR_CZ_MC_TREG_SMEM + MCDI_DOORBELL(efx); | |
694 | unsigned int i; | |
695 | unsigned int inlen_dw = DIV_ROUND_UP(sdu_len, 4); | |
696 | ||
697 | EFX_BUG_ON_PARANOID(hdr_len != 4); | |
698 | ||
699 | efx_writed(efx, hdr, pdu); | |
700 | ||
701 | for (i = 0; i < inlen_dw; i++) | |
702 | efx_writed(efx, &sdu[i], pdu + hdr_len + 4 * i); | |
703 | ||
704 | /* Ensure the request is written out before the doorbell */ | |
705 | wmb(); | |
706 | ||
707 | /* ring the doorbell with a distinctive value */ | |
708 | _efx_writed(efx, (__force __le32) 0x45789abc, doorbell); | |
709 | } | |
710 | ||
711 | static bool siena_mcdi_poll_response(struct efx_nic *efx) | |
712 | { | |
713 | unsigned int pdu = FR_CZ_MC_TREG_SMEM + MCDI_PDU(efx); | |
714 | efx_dword_t hdr; | |
715 | ||
716 | efx_readd(efx, &hdr, pdu); | |
717 | ||
718 | /* All 1's indicates that shared memory is in reset (and is | |
719 | * not a valid hdr). Wait for it to come out reset before | |
720 | * completing the command | |
721 | */ | |
722 | return EFX_DWORD_FIELD(hdr, EFX_DWORD_0) != 0xffffffff && | |
723 | EFX_DWORD_FIELD(hdr, MCDI_HEADER_RESPONSE); | |
724 | } | |
725 | ||
726 | static void siena_mcdi_read_response(struct efx_nic *efx, efx_dword_t *outbuf, | |
727 | size_t offset, size_t outlen) | |
728 | { | |
729 | unsigned int pdu = FR_CZ_MC_TREG_SMEM + MCDI_PDU(efx); | |
730 | unsigned int outlen_dw = DIV_ROUND_UP(outlen, 4); | |
731 | int i; | |
732 | ||
733 | for (i = 0; i < outlen_dw; i++) | |
734 | efx_readd(efx, &outbuf[i], pdu + offset + 4 * i); | |
735 | } | |
736 | ||
737 | static int siena_mcdi_poll_reboot(struct efx_nic *efx) | |
738 | { | |
cd0ecc9a | 739 | struct siena_nic_data *nic_data = efx->nic_data; |
f3ad5003 BH |
740 | unsigned int addr = FR_CZ_MC_TREG_SMEM + MCDI_STATUS(efx); |
741 | efx_dword_t reg; | |
742 | u32 value; | |
743 | ||
744 | efx_readd(efx, ®, addr); | |
745 | value = EFX_DWORD_FIELD(reg, EFX_DWORD_0); | |
746 | ||
747 | if (value == 0) | |
748 | return 0; | |
749 | ||
750 | EFX_ZERO_DWORD(reg); | |
751 | efx_writed(efx, ®, addr); | |
752 | ||
cd0ecc9a BH |
753 | /* MAC statistics have been cleared on the NIC; clear the local |
754 | * copies that we update with efx_update_diff_stat(). | |
755 | */ | |
756 | nic_data->stats[SIENA_STAT_tx_good_bytes] = 0; | |
757 | nic_data->stats[SIENA_STAT_rx_good_bytes] = 0; | |
758 | ||
f3ad5003 BH |
759 | if (value == MC_STATUS_DWORD_ASSERT) |
760 | return -EINTR; | |
761 | else | |
762 | return -EIO; | |
763 | } | |
afd4aea0 | 764 | |
45a3fd55 BH |
765 | /************************************************************************** |
766 | * | |
767 | * MTD | |
768 | * | |
769 | ************************************************************************** | |
770 | */ | |
771 | ||
772 | #ifdef CONFIG_SFC_MTD | |
773 | ||
774 | struct siena_nvram_type_info { | |
775 | int port; | |
776 | const char *name; | |
777 | }; | |
778 | ||
779 | static const struct siena_nvram_type_info siena_nvram_types[] = { | |
780 | [MC_CMD_NVRAM_TYPE_DISABLED_CALLISTO] = { 0, "sfc_dummy_phy" }, | |
781 | [MC_CMD_NVRAM_TYPE_MC_FW] = { 0, "sfc_mcfw" }, | |
782 | [MC_CMD_NVRAM_TYPE_MC_FW_BACKUP] = { 0, "sfc_mcfw_backup" }, | |
783 | [MC_CMD_NVRAM_TYPE_STATIC_CFG_PORT0] = { 0, "sfc_static_cfg" }, | |
784 | [MC_CMD_NVRAM_TYPE_STATIC_CFG_PORT1] = { 1, "sfc_static_cfg" }, | |
785 | [MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT0] = { 0, "sfc_dynamic_cfg" }, | |
786 | [MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT1] = { 1, "sfc_dynamic_cfg" }, | |
787 | [MC_CMD_NVRAM_TYPE_EXP_ROM] = { 0, "sfc_exp_rom" }, | |
788 | [MC_CMD_NVRAM_TYPE_EXP_ROM_CFG_PORT0] = { 0, "sfc_exp_rom_cfg" }, | |
789 | [MC_CMD_NVRAM_TYPE_EXP_ROM_CFG_PORT1] = { 1, "sfc_exp_rom_cfg" }, | |
790 | [MC_CMD_NVRAM_TYPE_PHY_PORT0] = { 0, "sfc_phy_fw" }, | |
791 | [MC_CMD_NVRAM_TYPE_PHY_PORT1] = { 1, "sfc_phy_fw" }, | |
792 | [MC_CMD_NVRAM_TYPE_FPGA] = { 0, "sfc_fpga" }, | |
793 | }; | |
794 | ||
795 | static int siena_mtd_probe_partition(struct efx_nic *efx, | |
796 | struct efx_mcdi_mtd_partition *part, | |
797 | unsigned int type) | |
798 | { | |
799 | const struct siena_nvram_type_info *info; | |
800 | size_t size, erase_size; | |
801 | bool protected; | |
802 | int rc; | |
803 | ||
804 | if (type >= ARRAY_SIZE(siena_nvram_types) || | |
805 | siena_nvram_types[type].name == NULL) | |
806 | return -ENODEV; | |
807 | ||
808 | info = &siena_nvram_types[type]; | |
809 | ||
810 | if (info->port != efx_port_num(efx)) | |
811 | return -ENODEV; | |
812 | ||
813 | rc = efx_mcdi_nvram_info(efx, type, &size, &erase_size, &protected); | |
814 | if (rc) | |
815 | return rc; | |
816 | if (protected) | |
817 | return -ENODEV; /* hide it */ | |
818 | ||
819 | part->nvram_type = type; | |
820 | part->common.dev_type_name = "Siena NVRAM manager"; | |
821 | part->common.type_name = info->name; | |
822 | ||
823 | part->common.mtd.type = MTD_NORFLASH; | |
824 | part->common.mtd.flags = MTD_CAP_NORFLASH; | |
825 | part->common.mtd.size = size; | |
826 | part->common.mtd.erasesize = erase_size; | |
827 | ||
828 | return 0; | |
829 | } | |
830 | ||
831 | static int siena_mtd_get_fw_subtypes(struct efx_nic *efx, | |
832 | struct efx_mcdi_mtd_partition *parts, | |
833 | size_t n_parts) | |
834 | { | |
835 | uint16_t fw_subtype_list[ | |
836 | MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_MAXNUM]; | |
837 | size_t i; | |
838 | int rc; | |
839 | ||
840 | rc = efx_mcdi_get_board_cfg(efx, NULL, fw_subtype_list, NULL); | |
841 | if (rc) | |
842 | return rc; | |
843 | ||
844 | for (i = 0; i < n_parts; i++) | |
845 | parts[i].fw_subtype = fw_subtype_list[parts[i].nvram_type]; | |
846 | ||
847 | return 0; | |
848 | } | |
849 | ||
850 | static int siena_mtd_probe(struct efx_nic *efx) | |
851 | { | |
852 | struct efx_mcdi_mtd_partition *parts; | |
853 | u32 nvram_types; | |
854 | unsigned int type; | |
855 | size_t n_parts; | |
856 | int rc; | |
857 | ||
858 | ASSERT_RTNL(); | |
859 | ||
860 | rc = efx_mcdi_nvram_types(efx, &nvram_types); | |
861 | if (rc) | |
862 | return rc; | |
863 | ||
864 | parts = kcalloc(hweight32(nvram_types), sizeof(*parts), GFP_KERNEL); | |
865 | if (!parts) | |
866 | return -ENOMEM; | |
867 | ||
868 | type = 0; | |
869 | n_parts = 0; | |
870 | ||
871 | while (nvram_types != 0) { | |
872 | if (nvram_types & 1) { | |
873 | rc = siena_mtd_probe_partition(efx, &parts[n_parts], | |
874 | type); | |
875 | if (rc == 0) | |
876 | n_parts++; | |
877 | else if (rc != -ENODEV) | |
878 | goto fail; | |
879 | } | |
880 | type++; | |
881 | nvram_types >>= 1; | |
882 | } | |
883 | ||
884 | rc = siena_mtd_get_fw_subtypes(efx, parts, n_parts); | |
885 | if (rc) | |
886 | goto fail; | |
887 | ||
888 | rc = efx_mtd_add(efx, &parts[0].common, n_parts, sizeof(*parts)); | |
889 | fail: | |
890 | if (rc) | |
891 | kfree(parts); | |
892 | return rc; | |
893 | } | |
894 | ||
895 | #endif /* CONFIG_SFC_MTD */ | |
896 | ||
afd4aea0 BH |
897 | /************************************************************************** |
898 | * | |
899 | * Revision-dependent attributes used by efx.c and nic.c | |
900 | * | |
901 | ************************************************************************** | |
902 | */ | |
903 | ||
6c8c2513 | 904 | const struct efx_nic_type siena_a0_nic_type = { |
b105798f | 905 | .mem_map_size = siena_mem_map_size, |
afd4aea0 BH |
906 | .probe = siena_probe_nic, |
907 | .remove = siena_remove_nic, | |
908 | .init = siena_init_nic, | |
28e47c49 | 909 | .dimension_resources = siena_dimension_resources, |
afd4aea0 | 910 | .fini = efx_port_dummy_op_void, |
626950db AR |
911 | #ifdef CONFIG_EEH |
912 | .monitor = siena_monitor, | |
913 | #else | |
afd4aea0 | 914 | .monitor = NULL, |
626950db | 915 | #endif |
6bff861d | 916 | .map_reset_reason = efx_mcdi_map_reset_reason, |
0e2a9c7c | 917 | .map_reset_flags = siena_map_reset_flags, |
6bff861d | 918 | .reset = efx_mcdi_reset, |
43f775b2 BH |
919 | .probe_port = efx_mcdi_port_probe, |
920 | .remove_port = efx_mcdi_port_remove, | |
e42c3d85 | 921 | .fini_dmaq = efx_farch_fini_dmaq, |
d5e8cc6c BH |
922 | .prepare_flush = siena_prepare_flush, |
923 | .finish_flush = siena_finish_flush, | |
cd0ecc9a | 924 | .describe_stats = siena_describe_nic_stats, |
afd4aea0 | 925 | .update_stats = siena_update_nic_stats, |
43f775b2 | 926 | .start_stats = efx_mcdi_mac_start_stats, |
f8f3b5ae | 927 | .pull_stats = efx_mcdi_mac_pull_stats, |
43f775b2 | 928 | .stop_stats = efx_mcdi_mac_stop_stats, |
afd4aea0 BH |
929 | .set_id_led = efx_mcdi_set_id_led, |
930 | .push_irq_moderation = siena_push_irq_moderation, | |
319ec644 | 931 | .reconfigure_mac = siena_mac_reconfigure, |
710b208d | 932 | .check_mac_fault = efx_mcdi_mac_check_fault, |
43f775b2 | 933 | .reconfigure_port = efx_mcdi_port_reconfigure, |
afd4aea0 BH |
934 | .get_wol = siena_get_wol, |
935 | .set_wol = siena_set_wol, | |
936 | .resume_wol = siena_init_wol, | |
d4f2cecc | 937 | .test_chip = siena_test_chip, |
2e803407 | 938 | .test_nvram = efx_mcdi_nvram_test_all, |
f3ad5003 BH |
939 | .mcdi_request = siena_mcdi_request, |
940 | .mcdi_poll_response = siena_mcdi_poll_response, | |
941 | .mcdi_read_response = siena_mcdi_read_response, | |
942 | .mcdi_poll_reboot = siena_mcdi_poll_reboot, | |
86094f7f BH |
943 | .irq_enable_master = efx_farch_irq_enable_master, |
944 | .irq_test_generate = efx_farch_irq_test_generate, | |
945 | .irq_disable_non_ev = efx_farch_irq_disable_master, | |
946 | .irq_handle_msi = efx_farch_msi_interrupt, | |
947 | .irq_handle_legacy = efx_farch_legacy_interrupt, | |
948 | .tx_probe = efx_farch_tx_probe, | |
949 | .tx_init = efx_farch_tx_init, | |
950 | .tx_remove = efx_farch_tx_remove, | |
951 | .tx_write = efx_farch_tx_write, | |
d43050c0 | 952 | .rx_push_rss_config = siena_rx_push_rss_config, |
86094f7f BH |
953 | .rx_probe = efx_farch_rx_probe, |
954 | .rx_init = efx_farch_rx_init, | |
955 | .rx_remove = efx_farch_rx_remove, | |
956 | .rx_write = efx_farch_rx_write, | |
957 | .rx_defer_refill = efx_farch_rx_defer_refill, | |
958 | .ev_probe = efx_farch_ev_probe, | |
959 | .ev_init = efx_farch_ev_init, | |
960 | .ev_fini = efx_farch_ev_fini, | |
961 | .ev_remove = efx_farch_ev_remove, | |
962 | .ev_process = efx_farch_ev_process, | |
963 | .ev_read_ack = efx_farch_ev_read_ack, | |
964 | .ev_test_generate = efx_farch_ev_test_generate, | |
add72477 BH |
965 | .filter_table_probe = efx_farch_filter_table_probe, |
966 | .filter_table_restore = efx_farch_filter_table_restore, | |
967 | .filter_table_remove = efx_farch_filter_table_remove, | |
968 | .filter_update_rx_scatter = efx_farch_filter_update_rx_scatter, | |
969 | .filter_insert = efx_farch_filter_insert, | |
970 | .filter_remove_safe = efx_farch_filter_remove_safe, | |
971 | .filter_get_safe = efx_farch_filter_get_safe, | |
972 | .filter_clear_rx = efx_farch_filter_clear_rx, | |
973 | .filter_count_rx_used = efx_farch_filter_count_rx_used, | |
974 | .filter_get_rx_id_limit = efx_farch_filter_get_rx_id_limit, | |
975 | .filter_get_rx_ids = efx_farch_filter_get_rx_ids, | |
976 | #ifdef CONFIG_RFS_ACCEL | |
977 | .filter_rfs_insert = efx_farch_filter_rfs_insert, | |
978 | .filter_rfs_expire_one = efx_farch_filter_rfs_expire_one, | |
979 | #endif | |
45a3fd55 BH |
980 | #ifdef CONFIG_SFC_MTD |
981 | .mtd_probe = siena_mtd_probe, | |
982 | .mtd_rename = efx_mcdi_mtd_rename, | |
983 | .mtd_read = efx_mcdi_mtd_read, | |
984 | .mtd_erase = efx_mcdi_mtd_erase, | |
985 | .mtd_write = efx_mcdi_mtd_write, | |
986 | .mtd_sync = efx_mcdi_mtd_sync, | |
987 | #endif | |
977a5d5d | 988 | .ptp_write_host_time = siena_ptp_write_host_time, |
9ec06595 | 989 | .ptp_set_ts_config = siena_ptp_set_ts_config, |
afd4aea0 BH |
990 | |
991 | .revision = EFX_REV_SIENA_A0, | |
afd4aea0 BH |
992 | .txd_ptr_tbl_base = FR_BZ_TX_DESC_PTR_TBL, |
993 | .rxd_ptr_tbl_base = FR_BZ_RX_DESC_PTR_TBL, | |
994 | .buf_tbl_base = FR_BZ_BUF_FULL_TBL, | |
995 | .evq_ptr_tbl_base = FR_BZ_EVQ_PTR_TBL, | |
996 | .evq_rptr_tbl_base = FR_BZ_EVQ_RPTR, | |
997 | .max_dma_mask = DMA_BIT_MASK(FSF_AZ_TX_KER_BUF_ADDR_WIDTH), | |
43a3739d JC |
998 | .rx_prefix_size = FS_BZ_RX_PREFIX_SIZE, |
999 | .rx_hash_offset = FS_BZ_RX_PREFIX_HASH_OFST, | |
afd4aea0 | 1000 | .rx_buffer_padding = 0, |
85740cdf | 1001 | .can_rx_scatter = true, |
afd4aea0 | 1002 | .max_interrupt_mode = EFX_INT_MODE_MSIX, |
cc180b69 | 1003 | .timer_period_max = 1 << FRF_CZ_TC_TIMER_VAL_WIDTH, |
39c9cf07 | 1004 | .offload_features = (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | |
b4187e42 | 1005 | NETIF_F_RXHASH | NETIF_F_NTUPLE), |
df2cd8af | 1006 | .mcdi_max_ver = 1, |
add72477 | 1007 | .max_rx_ip_filters = FR_BZ_RX_FILTER_TBL0_ROWS, |
9ec06595 DP |
1008 | .hwtstamp_filters = (1 << HWTSTAMP_FILTER_NONE | |
1009 | 1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT | | |
1010 | 1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC | | |
1011 | 1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ | | |
1012 | 1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT | | |
1013 | 1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC | | |
1014 | 1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ), | |
afd4aea0 | 1015 | }; |