2 * Copyright (c) 2016 Linaro Ltd.
3 * Copyright (c) 2016 Hisilicon Limited.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
13 #define DRV_NAME "hisi_sas_v2_hw"
15 /* global registers need init*/
16 #define DLVRY_QUEUE_ENABLE 0x0
17 #define IOST_BASE_ADDR_LO 0x8
18 #define IOST_BASE_ADDR_HI 0xc
19 #define ITCT_BASE_ADDR_LO 0x10
20 #define ITCT_BASE_ADDR_HI 0x14
21 #define IO_BROKEN_MSG_ADDR_LO 0x18
22 #define IO_BROKEN_MSG_ADDR_HI 0x1c
23 #define PHY_CONTEXT 0x20
24 #define PHY_STATE 0x24
25 #define PHY_PORT_NUM_MA 0x28
26 #define PORT_STATE 0x2c
27 #define PORT_STATE_PHY8_PORT_NUM_OFF 16
28 #define PORT_STATE_PHY8_PORT_NUM_MSK (0xf << PORT_STATE_PHY8_PORT_NUM_OFF)
29 #define PORT_STATE_PHY8_CONN_RATE_OFF 20
30 #define PORT_STATE_PHY8_CONN_RATE_MSK (0xf << PORT_STATE_PHY8_CONN_RATE_OFF)
31 #define PHY_CONN_RATE 0x30
32 #define HGC_TRANS_TASK_CNT_LIMIT 0x38
33 #define AXI_AHB_CLK_CFG 0x3c
35 #define ITCT_CLR_EN_OFF 16
36 #define ITCT_CLR_EN_MSK (0x1 << ITCT_CLR_EN_OFF)
37 #define ITCT_DEV_OFF 0
38 #define ITCT_DEV_MSK (0x7ff << ITCT_DEV_OFF)
39 #define AXI_USER1 0x48
40 #define AXI_USER2 0x4c
41 #define IO_SATA_BROKEN_MSG_ADDR_LO 0x58
42 #define IO_SATA_BROKEN_MSG_ADDR_HI 0x5c
43 #define SATA_INITI_D2H_STORE_ADDR_LO 0x60
44 #define SATA_INITI_D2H_STORE_ADDR_HI 0x64
45 #define HGC_SAS_TX_OPEN_FAIL_RETRY_CTRL 0x84
46 #define HGC_SAS_TXFAIL_RETRY_CTRL 0x88
47 #define HGC_GET_ITV_TIME 0x90
48 #define DEVICE_MSG_WORK_MODE 0x94
49 #define OPENA_WT_CONTI_TIME 0x9c
50 #define I_T_NEXUS_LOSS_TIME 0xa0
51 #define MAX_CON_TIME_LIMIT_TIME 0xa4
52 #define BUS_INACTIVE_LIMIT_TIME 0xa8
53 #define REJECT_TO_OPEN_LIMIT_TIME 0xac
54 #define CFG_AGING_TIME 0xbc
55 #define HGC_DFX_CFG2 0xc0
56 #define HGC_IOMB_PROC1_STATUS 0x104
57 #define CFG_1US_TIMER_TRSH 0xcc
58 #define HGC_LM_DFX_STATUS2 0x128
59 #define HGC_LM_DFX_STATUS2_IOSTLIST_OFF 0
60 #define HGC_LM_DFX_STATUS2_IOSTLIST_MSK (0xfff << \
61 HGC_LM_DFX_STATUS2_IOSTLIST_OFF)
62 #define HGC_LM_DFX_STATUS2_ITCTLIST_OFF 12
63 #define HGC_LM_DFX_STATUS2_ITCTLIST_MSK (0x7ff << \
64 HGC_LM_DFX_STATUS2_ITCTLIST_OFF)
65 #define HGC_CQE_ECC_ADDR 0x13c
66 #define HGC_CQE_ECC_1B_ADDR_OFF 0
67 #define HGC_CQE_ECC_1B_ADDR_MSK (0x3f << HGC_CQE_ECC_1B_ADDR_OFF)
68 #define HGC_CQE_ECC_MB_ADDR_OFF 8
69 #define HGC_CQE_ECC_MB_ADDR_MSK (0x3f << HGC_CQE_ECC_MB_ADDR_OFF)
70 #define HGC_IOST_ECC_ADDR 0x140
71 #define HGC_IOST_ECC_1B_ADDR_OFF 0
72 #define HGC_IOST_ECC_1B_ADDR_MSK (0x3ff << HGC_IOST_ECC_1B_ADDR_OFF)
73 #define HGC_IOST_ECC_MB_ADDR_OFF 16
74 #define HGC_IOST_ECC_MB_ADDR_MSK (0x3ff << HGC_IOST_ECC_MB_ADDR_OFF)
75 #define HGC_DQE_ECC_ADDR 0x144
76 #define HGC_DQE_ECC_1B_ADDR_OFF 0
77 #define HGC_DQE_ECC_1B_ADDR_MSK (0xfff << HGC_DQE_ECC_1B_ADDR_OFF)
78 #define HGC_DQE_ECC_MB_ADDR_OFF 16
79 #define HGC_DQE_ECC_MB_ADDR_MSK (0xfff << HGC_DQE_ECC_MB_ADDR_OFF)
80 #define HGC_INVLD_DQE_INFO 0x148
81 #define HGC_INVLD_DQE_INFO_FB_CH0_OFF 9
82 #define HGC_INVLD_DQE_INFO_FB_CH0_MSK (0x1 << HGC_INVLD_DQE_INFO_FB_CH0_OFF)
83 #define HGC_INVLD_DQE_INFO_FB_CH3_OFF 18
84 #define HGC_ITCT_ECC_ADDR 0x150
85 #define HGC_ITCT_ECC_1B_ADDR_OFF 0
86 #define HGC_ITCT_ECC_1B_ADDR_MSK (0x3ff << \
87 HGC_ITCT_ECC_1B_ADDR_OFF)
88 #define HGC_ITCT_ECC_MB_ADDR_OFF 16
89 #define HGC_ITCT_ECC_MB_ADDR_MSK (0x3ff << \
90 HGC_ITCT_ECC_MB_ADDR_OFF)
91 #define HGC_AXI_FIFO_ERR_INFO 0x154
92 #define AXI_ERR_INFO_OFF 0
93 #define AXI_ERR_INFO_MSK (0xff << AXI_ERR_INFO_OFF)
94 #define FIFO_ERR_INFO_OFF 8
95 #define FIFO_ERR_INFO_MSK (0xff << FIFO_ERR_INFO_OFF)
96 #define INT_COAL_EN 0x19c
97 #define OQ_INT_COAL_TIME 0x1a0
98 #define OQ_INT_COAL_CNT 0x1a4
99 #define ENT_INT_COAL_TIME 0x1a8
100 #define ENT_INT_COAL_CNT 0x1ac
101 #define OQ_INT_SRC 0x1b0
102 #define OQ_INT_SRC_MSK 0x1b4
103 #define ENT_INT_SRC1 0x1b8
104 #define ENT_INT_SRC1_D2H_FIS_CH0_OFF 0
105 #define ENT_INT_SRC1_D2H_FIS_CH0_MSK (0x1 << ENT_INT_SRC1_D2H_FIS_CH0_OFF)
106 #define ENT_INT_SRC1_D2H_FIS_CH1_OFF 8
107 #define ENT_INT_SRC1_D2H_FIS_CH1_MSK (0x1 << ENT_INT_SRC1_D2H_FIS_CH1_OFF)
108 #define ENT_INT_SRC2 0x1bc
109 #define ENT_INT_SRC3 0x1c0
110 #define ENT_INT_SRC3_WP_DEPTH_OFF 8
111 #define ENT_INT_SRC3_IPTT_SLOT_NOMATCH_OFF 9
112 #define ENT_INT_SRC3_RP_DEPTH_OFF 10
113 #define ENT_INT_SRC3_AXI_OFF 11
114 #define ENT_INT_SRC3_FIFO_OFF 12
115 #define ENT_INT_SRC3_LM_OFF 14
116 #define ENT_INT_SRC3_ITC_INT_OFF 15
117 #define ENT_INT_SRC3_ITC_INT_MSK (0x1 << ENT_INT_SRC3_ITC_INT_OFF)
118 #define ENT_INT_SRC3_ABT_OFF 16
119 #define ENT_INT_SRC_MSK1 0x1c4
120 #define ENT_INT_SRC_MSK2 0x1c8
121 #define ENT_INT_SRC_MSK3 0x1cc
122 #define ENT_INT_SRC_MSK3_ENT95_MSK_OFF 31
123 #define ENT_INT_SRC_MSK3_ENT95_MSK_MSK (0x1 << ENT_INT_SRC_MSK3_ENT95_MSK_OFF)
124 #define SAS_ECC_INTR 0x1e8
125 #define SAS_ECC_INTR_DQE_ECC_1B_OFF 0
126 #define SAS_ECC_INTR_DQE_ECC_MB_OFF 1
127 #define SAS_ECC_INTR_IOST_ECC_1B_OFF 2
128 #define SAS_ECC_INTR_IOST_ECC_MB_OFF 3
129 #define SAS_ECC_INTR_ITCT_ECC_MB_OFF 4
130 #define SAS_ECC_INTR_ITCT_ECC_1B_OFF 5
131 #define SAS_ECC_INTR_IOSTLIST_ECC_MB_OFF 6
132 #define SAS_ECC_INTR_IOSTLIST_ECC_1B_OFF 7
133 #define SAS_ECC_INTR_ITCTLIST_ECC_1B_OFF 8
134 #define SAS_ECC_INTR_ITCTLIST_ECC_MB_OFF 9
135 #define SAS_ECC_INTR_CQE_ECC_1B_OFF 10
136 #define SAS_ECC_INTR_CQE_ECC_MB_OFF 11
137 #define SAS_ECC_INTR_NCQ_MEM0_ECC_MB_OFF 12
138 #define SAS_ECC_INTR_NCQ_MEM0_ECC_1B_OFF 13
139 #define SAS_ECC_INTR_NCQ_MEM1_ECC_MB_OFF 14
140 #define SAS_ECC_INTR_NCQ_MEM1_ECC_1B_OFF 15
141 #define SAS_ECC_INTR_NCQ_MEM2_ECC_MB_OFF 16
142 #define SAS_ECC_INTR_NCQ_MEM2_ECC_1B_OFF 17
143 #define SAS_ECC_INTR_NCQ_MEM3_ECC_MB_OFF 18
144 #define SAS_ECC_INTR_NCQ_MEM3_ECC_1B_OFF 19
145 #define SAS_ECC_INTR_MSK 0x1ec
146 #define HGC_ERR_STAT_EN 0x238
147 #define DLVRY_Q_0_BASE_ADDR_LO 0x260
148 #define DLVRY_Q_0_BASE_ADDR_HI 0x264
149 #define DLVRY_Q_0_DEPTH 0x268
150 #define DLVRY_Q_0_WR_PTR 0x26c
151 #define DLVRY_Q_0_RD_PTR 0x270
152 #define HYPER_STREAM_ID_EN_CFG 0xc80
153 #define OQ0_INT_SRC_MSK 0xc90
154 #define COMPL_Q_0_BASE_ADDR_LO 0x4e0
155 #define COMPL_Q_0_BASE_ADDR_HI 0x4e4
156 #define COMPL_Q_0_DEPTH 0x4e8
157 #define COMPL_Q_0_WR_PTR 0x4ec
158 #define COMPL_Q_0_RD_PTR 0x4f0
159 #define HGC_RXM_DFX_STATUS14 0xae8
160 #define HGC_RXM_DFX_STATUS14_MEM0_OFF 0
161 #define HGC_RXM_DFX_STATUS14_MEM0_MSK (0x1ff << \
162 HGC_RXM_DFX_STATUS14_MEM0_OFF)
163 #define HGC_RXM_DFX_STATUS14_MEM1_OFF 9
164 #define HGC_RXM_DFX_STATUS14_MEM1_MSK (0x1ff << \
165 HGC_RXM_DFX_STATUS14_MEM1_OFF)
166 #define HGC_RXM_DFX_STATUS14_MEM2_OFF 18
167 #define HGC_RXM_DFX_STATUS14_MEM2_MSK (0x1ff << \
168 HGC_RXM_DFX_STATUS14_MEM2_OFF)
169 #define HGC_RXM_DFX_STATUS15 0xaec
170 #define HGC_RXM_DFX_STATUS15_MEM3_OFF 0
171 #define HGC_RXM_DFX_STATUS15_MEM3_MSK (0x1ff << \
172 HGC_RXM_DFX_STATUS15_MEM3_OFF)
173 /* phy registers need init */
174 #define PORT_BASE (0x2000)
176 #define PHY_CFG (PORT_BASE + 0x0)
177 #define HARD_PHY_LINKRATE (PORT_BASE + 0x4)
178 #define PHY_CFG_ENA_OFF 0
179 #define PHY_CFG_ENA_MSK (0x1 << PHY_CFG_ENA_OFF)
180 #define PHY_CFG_DC_OPT_OFF 2
181 #define PHY_CFG_DC_OPT_MSK (0x1 << PHY_CFG_DC_OPT_OFF)
182 #define PROG_PHY_LINK_RATE (PORT_BASE + 0x8)
183 #define PROG_PHY_LINK_RATE_MAX_OFF 0
184 #define PROG_PHY_LINK_RATE_MAX_MSK (0xff << PROG_PHY_LINK_RATE_MAX_OFF)
185 #define PHY_CTRL (PORT_BASE + 0x14)
186 #define PHY_CTRL_RESET_OFF 0
187 #define PHY_CTRL_RESET_MSK (0x1 << PHY_CTRL_RESET_OFF)
188 #define SAS_PHY_CTRL (PORT_BASE + 0x20)
189 #define SL_CFG (PORT_BASE + 0x84)
190 #define PHY_PCN (PORT_BASE + 0x44)
191 #define SL_TOUT_CFG (PORT_BASE + 0x8c)
192 #define SL_CONTROL (PORT_BASE + 0x94)
193 #define SL_CONTROL_NOTIFY_EN_OFF 0
194 #define SL_CONTROL_NOTIFY_EN_MSK (0x1 << SL_CONTROL_NOTIFY_EN_OFF)
195 #define SL_CONTROL_CTA_OFF 17
196 #define SL_CONTROL_CTA_MSK (0x1 << SL_CONTROL_CTA_OFF)
197 #define RX_PRIMS_STATUS (PORT_BASE + 0x98)
198 #define RX_BCAST_CHG_OFF 1
199 #define RX_BCAST_CHG_MSK (0x1 << RX_BCAST_CHG_OFF)
200 #define TX_ID_DWORD0 (PORT_BASE + 0x9c)
201 #define TX_ID_DWORD1 (PORT_BASE + 0xa0)
202 #define TX_ID_DWORD2 (PORT_BASE + 0xa4)
203 #define TX_ID_DWORD3 (PORT_BASE + 0xa8)
204 #define TX_ID_DWORD4 (PORT_BASE + 0xaC)
205 #define TX_ID_DWORD5 (PORT_BASE + 0xb0)
206 #define TX_ID_DWORD6 (PORT_BASE + 0xb4)
207 #define TXID_AUTO (PORT_BASE + 0xb8)
208 #define TXID_AUTO_CT3_OFF 1
209 #define TXID_AUTO_CT3_MSK (0x1 << TXID_AUTO_CT3_OFF)
210 #define TXID_AUTO_CTB_OFF 11
211 #define TXID_AUTO_CTB_MSK (0x1 << TXID_AUTO_CTB_OFF)
212 #define TX_HARDRST_OFF 2
213 #define TX_HARDRST_MSK (0x1 << TX_HARDRST_OFF)
214 #define RX_IDAF_DWORD0 (PORT_BASE + 0xc4)
215 #define RX_IDAF_DWORD1 (PORT_BASE + 0xc8)
216 #define RX_IDAF_DWORD2 (PORT_BASE + 0xcc)
217 #define RX_IDAF_DWORD3 (PORT_BASE + 0xd0)
218 #define RX_IDAF_DWORD4 (PORT_BASE + 0xd4)
219 #define RX_IDAF_DWORD5 (PORT_BASE + 0xd8)
220 #define RX_IDAF_DWORD6 (PORT_BASE + 0xdc)
221 #define RXOP_CHECK_CFG_H (PORT_BASE + 0xfc)
222 #define CON_CONTROL (PORT_BASE + 0x118)
223 #define CON_CONTROL_CFG_OPEN_ACC_STP_OFF 0
224 #define CON_CONTROL_CFG_OPEN_ACC_STP_MSK \
225 (0x01 << CON_CONTROL_CFG_OPEN_ACC_STP_OFF)
226 #define DONE_RECEIVED_TIME (PORT_BASE + 0x11c)
227 #define CHL_INT0 (PORT_BASE + 0x1b4)
228 #define CHL_INT0_HOTPLUG_TOUT_OFF 0
229 #define CHL_INT0_HOTPLUG_TOUT_MSK (0x1 << CHL_INT0_HOTPLUG_TOUT_OFF)
230 #define CHL_INT0_SL_RX_BCST_ACK_OFF 1
231 #define CHL_INT0_SL_RX_BCST_ACK_MSK (0x1 << CHL_INT0_SL_RX_BCST_ACK_OFF)
232 #define CHL_INT0_SL_PHY_ENABLE_OFF 2
233 #define CHL_INT0_SL_PHY_ENABLE_MSK (0x1 << CHL_INT0_SL_PHY_ENABLE_OFF)
234 #define CHL_INT0_NOT_RDY_OFF 4
235 #define CHL_INT0_NOT_RDY_MSK (0x1 << CHL_INT0_NOT_RDY_OFF)
236 #define CHL_INT0_PHY_RDY_OFF 5
237 #define CHL_INT0_PHY_RDY_MSK (0x1 << CHL_INT0_PHY_RDY_OFF)
238 #define CHL_INT1 (PORT_BASE + 0x1b8)
239 #define CHL_INT1_DMAC_TX_ECC_ERR_OFF 15
240 #define CHL_INT1_DMAC_TX_ECC_ERR_MSK (0x1 << CHL_INT1_DMAC_TX_ECC_ERR_OFF)
241 #define CHL_INT1_DMAC_RX_ECC_ERR_OFF 17
242 #define CHL_INT1_DMAC_RX_ECC_ERR_MSK (0x1 << CHL_INT1_DMAC_RX_ECC_ERR_OFF)
243 #define CHL_INT1_DMAC_TX_AXI_WR_ERR_OFF 19
244 #define CHL_INT1_DMAC_TX_AXI_RD_ERR_OFF 20
245 #define CHL_INT1_DMAC_RX_AXI_WR_ERR_OFF 21
246 #define CHL_INT1_DMAC_RX_AXI_RD_ERR_OFF 22
247 #define CHL_INT2 (PORT_BASE + 0x1bc)
248 #define CHL_INT2_SL_IDAF_TOUT_CONF_OFF 0
249 #define CHL_INT0_MSK (PORT_BASE + 0x1c0)
250 #define CHL_INT1_MSK (PORT_BASE + 0x1c4)
251 #define CHL_INT2_MSK (PORT_BASE + 0x1c8)
252 #define CHL_INT_COAL_EN (PORT_BASE + 0x1d0)
253 #define DMA_TX_DFX0 (PORT_BASE + 0x200)
254 #define DMA_TX_DFX1 (PORT_BASE + 0x204)
255 #define DMA_TX_DFX1_IPTT_OFF 0
256 #define DMA_TX_DFX1_IPTT_MSK (0xffff << DMA_TX_DFX1_IPTT_OFF)
257 #define DMA_TX_FIFO_DFX0 (PORT_BASE + 0x240)
258 #define PORT_DFX0 (PORT_BASE + 0x258)
259 #define LINK_DFX2 (PORT_BASE + 0X264)
260 #define LINK_DFX2_RCVR_HOLD_STS_OFF 9
261 #define LINK_DFX2_RCVR_HOLD_STS_MSK (0x1 << LINK_DFX2_RCVR_HOLD_STS_OFF)
262 #define LINK_DFX2_SEND_HOLD_STS_OFF 10
263 #define LINK_DFX2_SEND_HOLD_STS_MSK (0x1 << LINK_DFX2_SEND_HOLD_STS_OFF)
264 #define SAS_ERR_CNT4_REG (PORT_BASE + 0x290)
265 #define SAS_ERR_CNT6_REG (PORT_BASE + 0x298)
266 #define PHY_CTRL_RDY_MSK (PORT_BASE + 0x2b0)
267 #define PHYCTRL_NOT_RDY_MSK (PORT_BASE + 0x2b4)
268 #define PHYCTRL_DWS_RESET_MSK (PORT_BASE + 0x2b8)
269 #define PHYCTRL_PHY_ENA_MSK (PORT_BASE + 0x2bc)
270 #define SL_RX_BCAST_CHK_MSK (PORT_BASE + 0x2c0)
271 #define PHYCTRL_OOB_RESTART_MSK (PORT_BASE + 0x2c4)
272 #define DMA_TX_STATUS (PORT_BASE + 0x2d0)
273 #define DMA_TX_STATUS_BUSY_OFF 0
274 #define DMA_TX_STATUS_BUSY_MSK (0x1 << DMA_TX_STATUS_BUSY_OFF)
275 #define DMA_RX_STATUS (PORT_BASE + 0x2e8)
276 #define DMA_RX_STATUS_BUSY_OFF 0
277 #define DMA_RX_STATUS_BUSY_MSK (0x1 << DMA_RX_STATUS_BUSY_OFF)
279 #define AXI_CFG (0x5100)
280 #define AM_CFG_MAX_TRANS (0x5010)
281 #define AM_CFG_SINGLE_PORT_MAX_TRANS (0x5014)
283 #define AXI_MASTER_CFG_BASE (0x5000)
284 #define AM_CTRL_GLOBAL (0x0)
285 #define AM_CURR_TRANS_RETURN (0x150)
287 /* HW dma structures */
288 /* Delivery queue header */
290 #define CMD_HDR_ABORT_FLAG_OFF 0
291 #define CMD_HDR_ABORT_FLAG_MSK (0x3 << CMD_HDR_ABORT_FLAG_OFF)
292 #define CMD_HDR_ABORT_DEVICE_TYPE_OFF 2
293 #define CMD_HDR_ABORT_DEVICE_TYPE_MSK (0x1 << CMD_HDR_ABORT_DEVICE_TYPE_OFF)
294 #define CMD_HDR_RESP_REPORT_OFF 5
295 #define CMD_HDR_RESP_REPORT_MSK (0x1 << CMD_HDR_RESP_REPORT_OFF)
296 #define CMD_HDR_TLR_CTRL_OFF 6
297 #define CMD_HDR_TLR_CTRL_MSK (0x3 << CMD_HDR_TLR_CTRL_OFF)
298 #define CMD_HDR_PORT_OFF 18
299 #define CMD_HDR_PORT_MSK (0xf << CMD_HDR_PORT_OFF)
300 #define CMD_HDR_PRIORITY_OFF 27
301 #define CMD_HDR_PRIORITY_MSK (0x1 << CMD_HDR_PRIORITY_OFF)
302 #define CMD_HDR_CMD_OFF 29
303 #define CMD_HDR_CMD_MSK (0x7 << CMD_HDR_CMD_OFF)
305 #define CMD_HDR_DIR_OFF 5
306 #define CMD_HDR_DIR_MSK (0x3 << CMD_HDR_DIR_OFF)
307 #define CMD_HDR_RESET_OFF 7
308 #define CMD_HDR_RESET_MSK (0x1 << CMD_HDR_RESET_OFF)
309 #define CMD_HDR_VDTL_OFF 10
310 #define CMD_HDR_VDTL_MSK (0x1 << CMD_HDR_VDTL_OFF)
311 #define CMD_HDR_FRAME_TYPE_OFF 11
312 #define CMD_HDR_FRAME_TYPE_MSK (0x1f << CMD_HDR_FRAME_TYPE_OFF)
313 #define CMD_HDR_DEV_ID_OFF 16
314 #define CMD_HDR_DEV_ID_MSK (0xffff << CMD_HDR_DEV_ID_OFF)
316 #define CMD_HDR_CFL_OFF 0
317 #define CMD_HDR_CFL_MSK (0x1ff << CMD_HDR_CFL_OFF)
318 #define CMD_HDR_NCQ_TAG_OFF 10
319 #define CMD_HDR_NCQ_TAG_MSK (0x1f << CMD_HDR_NCQ_TAG_OFF)
320 #define CMD_HDR_MRFL_OFF 15
321 #define CMD_HDR_MRFL_MSK (0x1ff << CMD_HDR_MRFL_OFF)
322 #define CMD_HDR_SG_MOD_OFF 24
323 #define CMD_HDR_SG_MOD_MSK (0x3 << CMD_HDR_SG_MOD_OFF)
324 #define CMD_HDR_FIRST_BURST_OFF 26
325 #define CMD_HDR_FIRST_BURST_MSK (0x1 << CMD_HDR_SG_MOD_OFF)
327 #define CMD_HDR_IPTT_OFF 0
328 #define CMD_HDR_IPTT_MSK (0xffff << CMD_HDR_IPTT_OFF)
330 #define CMD_HDR_DIF_SGL_LEN_OFF 0
331 #define CMD_HDR_DIF_SGL_LEN_MSK (0xffff << CMD_HDR_DIF_SGL_LEN_OFF)
332 #define CMD_HDR_DATA_SGL_LEN_OFF 16
333 #define CMD_HDR_DATA_SGL_LEN_MSK (0xffff << CMD_HDR_DATA_SGL_LEN_OFF)
334 #define CMD_HDR_ABORT_IPTT_OFF 16
335 #define CMD_HDR_ABORT_IPTT_MSK (0xffff << CMD_HDR_ABORT_IPTT_OFF)
337 /* Completion header */
339 #define CMPLT_HDR_ERR_PHASE_OFF 2
340 #define CMPLT_HDR_ERR_PHASE_MSK (0xff << CMPLT_HDR_ERR_PHASE_OFF)
341 #define CMPLT_HDR_RSPNS_XFRD_OFF 10
342 #define CMPLT_HDR_RSPNS_XFRD_MSK (0x1 << CMPLT_HDR_RSPNS_XFRD_OFF)
343 #define CMPLT_HDR_ERX_OFF 12
344 #define CMPLT_HDR_ERX_MSK (0x1 << CMPLT_HDR_ERX_OFF)
345 #define CMPLT_HDR_ABORT_STAT_OFF 13
346 #define CMPLT_HDR_ABORT_STAT_MSK (0x7 << CMPLT_HDR_ABORT_STAT_OFF)
348 #define STAT_IO_NOT_VALID 0x1
349 #define STAT_IO_NO_DEVICE 0x2
350 #define STAT_IO_COMPLETE 0x3
351 #define STAT_IO_ABORTED 0x4
353 #define CMPLT_HDR_IPTT_OFF 0
354 #define CMPLT_HDR_IPTT_MSK (0xffff << CMPLT_HDR_IPTT_OFF)
355 #define CMPLT_HDR_DEV_ID_OFF 16
356 #define CMPLT_HDR_DEV_ID_MSK (0xffff << CMPLT_HDR_DEV_ID_OFF)
360 #define ITCT_HDR_DEV_TYPE_OFF 0
361 #define ITCT_HDR_DEV_TYPE_MSK (0x3 << ITCT_HDR_DEV_TYPE_OFF)
362 #define ITCT_HDR_VALID_OFF 2
363 #define ITCT_HDR_VALID_MSK (0x1 << ITCT_HDR_VALID_OFF)
364 #define ITCT_HDR_MCR_OFF 5
365 #define ITCT_HDR_MCR_MSK (0xf << ITCT_HDR_MCR_OFF)
366 #define ITCT_HDR_VLN_OFF 9
367 #define ITCT_HDR_VLN_MSK (0xf << ITCT_HDR_VLN_OFF)
368 #define ITCT_HDR_SMP_TIMEOUT_OFF 16
369 #define ITCT_HDR_SMP_TIMEOUT_8US 1
370 #define ITCT_HDR_SMP_TIMEOUT (ITCT_HDR_SMP_TIMEOUT_8US * \
372 #define ITCT_HDR_AWT_CONTINUE_OFF 25
373 #define ITCT_HDR_PORT_ID_OFF 28
374 #define ITCT_HDR_PORT_ID_MSK (0xf << ITCT_HDR_PORT_ID_OFF)
376 #define ITCT_HDR_INLT_OFF 0
377 #define ITCT_HDR_INLT_MSK (0xffffULL << ITCT_HDR_INLT_OFF)
378 #define ITCT_HDR_BITLT_OFF 16
379 #define ITCT_HDR_BITLT_MSK (0xffffULL << ITCT_HDR_BITLT_OFF)
380 #define ITCT_HDR_MCTLT_OFF 32
381 #define ITCT_HDR_MCTLT_MSK (0xffffULL << ITCT_HDR_MCTLT_OFF)
382 #define ITCT_HDR_RTOLT_OFF 48
383 #define ITCT_HDR_RTOLT_MSK (0xffffULL << ITCT_HDR_RTOLT_OFF)
385 #define HISI_SAS_FATAL_INT_NR 2
387 struct hisi_sas_complete_v2_hdr
{
394 struct hisi_sas_err_record_v2
{
396 __le32 trans_tx_fail_type
;
399 __le32 trans_rx_fail_type
;
402 __le16 dma_tx_err_type
;
403 __le16 sipc_rx_err_type
;
406 __le32 dma_rx_err_type
;
409 struct signal_attenuation_s
{
415 struct sig_atten_lu_s
{
416 const struct signal_attenuation_s
*att
;
420 static const struct hisi_sas_hw_error one_bit_ecc_errors
[] = {
422 .irq_msk
= BIT(SAS_ECC_INTR_DQE_ECC_1B_OFF
),
423 .msk
= HGC_DQE_ECC_1B_ADDR_MSK
,
424 .shift
= HGC_DQE_ECC_1B_ADDR_OFF
,
425 .msg
= "hgc_dqe_acc1b_intr found: Ram address is 0x%08X\n",
426 .reg
= HGC_DQE_ECC_ADDR
,
429 .irq_msk
= BIT(SAS_ECC_INTR_IOST_ECC_1B_OFF
),
430 .msk
= HGC_IOST_ECC_1B_ADDR_MSK
,
431 .shift
= HGC_IOST_ECC_1B_ADDR_OFF
,
432 .msg
= "hgc_iost_acc1b_intr found: Ram address is 0x%08X\n",
433 .reg
= HGC_IOST_ECC_ADDR
,
436 .irq_msk
= BIT(SAS_ECC_INTR_ITCT_ECC_1B_OFF
),
437 .msk
= HGC_ITCT_ECC_1B_ADDR_MSK
,
438 .shift
= HGC_ITCT_ECC_1B_ADDR_OFF
,
439 .msg
= "hgc_itct_acc1b_intr found: am address is 0x%08X\n",
440 .reg
= HGC_ITCT_ECC_ADDR
,
443 .irq_msk
= BIT(SAS_ECC_INTR_IOSTLIST_ECC_1B_OFF
),
444 .msk
= HGC_LM_DFX_STATUS2_IOSTLIST_MSK
,
445 .shift
= HGC_LM_DFX_STATUS2_IOSTLIST_OFF
,
446 .msg
= "hgc_iostl_acc1b_intr found: memory address is 0x%08X\n",
447 .reg
= HGC_LM_DFX_STATUS2
,
450 .irq_msk
= BIT(SAS_ECC_INTR_ITCTLIST_ECC_1B_OFF
),
451 .msk
= HGC_LM_DFX_STATUS2_ITCTLIST_MSK
,
452 .shift
= HGC_LM_DFX_STATUS2_ITCTLIST_OFF
,
453 .msg
= "hgc_itctl_acc1b_intr found: memory address is 0x%08X\n",
454 .reg
= HGC_LM_DFX_STATUS2
,
457 .irq_msk
= BIT(SAS_ECC_INTR_CQE_ECC_1B_OFF
),
458 .msk
= HGC_CQE_ECC_1B_ADDR_MSK
,
459 .shift
= HGC_CQE_ECC_1B_ADDR_OFF
,
460 .msg
= "hgc_cqe_acc1b_intr found: Ram address is 0x%08X\n",
461 .reg
= HGC_CQE_ECC_ADDR
,
464 .irq_msk
= BIT(SAS_ECC_INTR_NCQ_MEM0_ECC_1B_OFF
),
465 .msk
= HGC_RXM_DFX_STATUS14_MEM0_MSK
,
466 .shift
= HGC_RXM_DFX_STATUS14_MEM0_OFF
,
467 .msg
= "rxm_mem0_acc1b_intr found: memory address is 0x%08X\n",
468 .reg
= HGC_RXM_DFX_STATUS14
,
471 .irq_msk
= BIT(SAS_ECC_INTR_NCQ_MEM1_ECC_1B_OFF
),
472 .msk
= HGC_RXM_DFX_STATUS14_MEM1_MSK
,
473 .shift
= HGC_RXM_DFX_STATUS14_MEM1_OFF
,
474 .msg
= "rxm_mem1_acc1b_intr found: memory address is 0x%08X\n",
475 .reg
= HGC_RXM_DFX_STATUS14
,
478 .irq_msk
= BIT(SAS_ECC_INTR_NCQ_MEM2_ECC_1B_OFF
),
479 .msk
= HGC_RXM_DFX_STATUS14_MEM2_MSK
,
480 .shift
= HGC_RXM_DFX_STATUS14_MEM2_OFF
,
481 .msg
= "rxm_mem2_acc1b_intr found: memory address is 0x%08X\n",
482 .reg
= HGC_RXM_DFX_STATUS14
,
485 .irq_msk
= BIT(SAS_ECC_INTR_NCQ_MEM3_ECC_1B_OFF
),
486 .msk
= HGC_RXM_DFX_STATUS15_MEM3_MSK
,
487 .shift
= HGC_RXM_DFX_STATUS15_MEM3_OFF
,
488 .msg
= "rxm_mem3_acc1b_intr found: memory address is 0x%08X\n",
489 .reg
= HGC_RXM_DFX_STATUS15
,
493 static const struct hisi_sas_hw_error multi_bit_ecc_errors
[] = {
495 .irq_msk
= BIT(SAS_ECC_INTR_DQE_ECC_MB_OFF
),
496 .msk
= HGC_DQE_ECC_MB_ADDR_MSK
,
497 .shift
= HGC_DQE_ECC_MB_ADDR_OFF
,
498 .msg
= "hgc_dqe_accbad_intr (0x%x) found: Ram address is 0x%08X\n",
499 .reg
= HGC_DQE_ECC_ADDR
,
502 .irq_msk
= BIT(SAS_ECC_INTR_IOST_ECC_MB_OFF
),
503 .msk
= HGC_IOST_ECC_MB_ADDR_MSK
,
504 .shift
= HGC_IOST_ECC_MB_ADDR_OFF
,
505 .msg
= "hgc_iost_accbad_intr (0x%x) found: Ram address is 0x%08X\n",
506 .reg
= HGC_IOST_ECC_ADDR
,
509 .irq_msk
= BIT(SAS_ECC_INTR_ITCT_ECC_MB_OFF
),
510 .msk
= HGC_ITCT_ECC_MB_ADDR_MSK
,
511 .shift
= HGC_ITCT_ECC_MB_ADDR_OFF
,
512 .msg
= "hgc_itct_accbad_intr (0x%x) found: Ram address is 0x%08X\n",
513 .reg
= HGC_ITCT_ECC_ADDR
,
516 .irq_msk
= BIT(SAS_ECC_INTR_IOSTLIST_ECC_MB_OFF
),
517 .msk
= HGC_LM_DFX_STATUS2_IOSTLIST_MSK
,
518 .shift
= HGC_LM_DFX_STATUS2_IOSTLIST_OFF
,
519 .msg
= "hgc_iostl_accbad_intr (0x%x) found: memory address is 0x%08X\n",
520 .reg
= HGC_LM_DFX_STATUS2
,
523 .irq_msk
= BIT(SAS_ECC_INTR_ITCTLIST_ECC_MB_OFF
),
524 .msk
= HGC_LM_DFX_STATUS2_ITCTLIST_MSK
,
525 .shift
= HGC_LM_DFX_STATUS2_ITCTLIST_OFF
,
526 .msg
= "hgc_itctl_accbad_intr (0x%x) found: memory address is 0x%08X\n",
527 .reg
= HGC_LM_DFX_STATUS2
,
530 .irq_msk
= BIT(SAS_ECC_INTR_CQE_ECC_MB_OFF
),
531 .msk
= HGC_CQE_ECC_MB_ADDR_MSK
,
532 .shift
= HGC_CQE_ECC_MB_ADDR_OFF
,
533 .msg
= "hgc_cqe_accbad_intr (0x%x) found: Ram address is 0x%08X\n",
534 .reg
= HGC_CQE_ECC_ADDR
,
537 .irq_msk
= BIT(SAS_ECC_INTR_NCQ_MEM0_ECC_MB_OFF
),
538 .msk
= HGC_RXM_DFX_STATUS14_MEM0_MSK
,
539 .shift
= HGC_RXM_DFX_STATUS14_MEM0_OFF
,
540 .msg
= "rxm_mem0_accbad_intr (0x%x) found: memory address is 0x%08X\n",
541 .reg
= HGC_RXM_DFX_STATUS14
,
544 .irq_msk
= BIT(SAS_ECC_INTR_NCQ_MEM1_ECC_MB_OFF
),
545 .msk
= HGC_RXM_DFX_STATUS14_MEM1_MSK
,
546 .shift
= HGC_RXM_DFX_STATUS14_MEM1_OFF
,
547 .msg
= "rxm_mem1_accbad_intr (0x%x) found: memory address is 0x%08X\n",
548 .reg
= HGC_RXM_DFX_STATUS14
,
551 .irq_msk
= BIT(SAS_ECC_INTR_NCQ_MEM2_ECC_MB_OFF
),
552 .msk
= HGC_RXM_DFX_STATUS14_MEM2_MSK
,
553 .shift
= HGC_RXM_DFX_STATUS14_MEM2_OFF
,
554 .msg
= "rxm_mem2_accbad_intr (0x%x) found: memory address is 0x%08X\n",
555 .reg
= HGC_RXM_DFX_STATUS14
,
558 .irq_msk
= BIT(SAS_ECC_INTR_NCQ_MEM3_ECC_MB_OFF
),
559 .msk
= HGC_RXM_DFX_STATUS15_MEM3_MSK
,
560 .shift
= HGC_RXM_DFX_STATUS15_MEM3_OFF
,
561 .msg
= "rxm_mem3_accbad_intr (0x%x) found: memory address is 0x%08X\n",
562 .reg
= HGC_RXM_DFX_STATUS15
,
567 HISI_SAS_PHY_PHY_UPDOWN
,
568 HISI_SAS_PHY_CHNL_INT
,
573 TRANS_TX_FAIL_BASE
= 0x0, /* dw0 */
574 TRANS_RX_FAIL_BASE
= 0x20, /* dw1 */
575 DMA_TX_ERR_BASE
= 0x40, /* dw2 bit 15-0 */
576 SIPC_RX_ERR_BASE
= 0x50, /* dw2 bit 31-16*/
577 DMA_RX_ERR_BASE
= 0x60, /* dw3 */
580 TRANS_TX_OPEN_FAIL_WITH_IT_NEXUS_LOSS
= TRANS_TX_FAIL_BASE
, /* 0x0 */
581 TRANS_TX_ERR_PHY_NOT_ENABLE
, /* 0x1 */
582 TRANS_TX_OPEN_CNX_ERR_WRONG_DESTINATION
, /* 0x2 */
583 TRANS_TX_OPEN_CNX_ERR_ZONE_VIOLATION
, /* 0x3 */
584 TRANS_TX_OPEN_CNX_ERR_BY_OTHER
, /* 0x4 */
586 TRANS_TX_OPEN_CNX_ERR_AIP_TIMEOUT
, /* 0x6 */
587 TRANS_TX_OPEN_CNX_ERR_STP_RESOURCES_BUSY
, /* 0x7 */
588 TRANS_TX_OPEN_CNX_ERR_PROTOCOL_NOT_SUPPORTED
, /* 0x8 */
589 TRANS_TX_OPEN_CNX_ERR_CONNECTION_RATE_NOT_SUPPORTED
, /* 0x9 */
590 TRANS_TX_OPEN_CNX_ERR_BAD_DESTINATION
, /* 0xa */
591 TRANS_TX_OPEN_CNX_ERR_BREAK_RCVD
, /* 0xb */
592 TRANS_TX_OPEN_CNX_ERR_LOW_PHY_POWER
, /* 0xc */
593 TRANS_TX_OPEN_CNX_ERR_PATHWAY_BLOCKED
, /* 0xd */
594 TRANS_TX_OPEN_CNX_ERR_OPEN_TIMEOUT
, /* 0xe */
595 TRANS_TX_OPEN_CNX_ERR_NO_DESTINATION
, /* 0xf */
596 TRANS_TX_OPEN_RETRY_ERR_THRESHOLD_REACHED
, /* 0x10 */
597 TRANS_TX_ERR_FRAME_TXED
, /* 0x11 */
598 TRANS_TX_ERR_WITH_BREAK_TIMEOUT
, /* 0x12 */
599 TRANS_TX_ERR_WITH_BREAK_REQUEST
, /* 0x13 */
600 TRANS_TX_ERR_WITH_BREAK_RECEVIED
, /* 0x14 */
601 TRANS_TX_ERR_WITH_CLOSE_TIMEOUT
, /* 0x15 */
602 TRANS_TX_ERR_WITH_CLOSE_NORMAL
, /* 0x16 for ssp*/
603 TRANS_TX_ERR_WITH_CLOSE_PHYDISALE
, /* 0x17 */
604 TRANS_TX_ERR_WITH_CLOSE_DWS_TIMEOUT
, /* 0x18 */
605 TRANS_TX_ERR_WITH_CLOSE_COMINIT
, /* 0x19 */
606 TRANS_TX_ERR_WITH_NAK_RECEVIED
, /* 0x1a for ssp*/
607 TRANS_TX_ERR_WITH_ACK_NAK_TIMEOUT
, /* 0x1b for ssp*/
608 /*IO_TX_ERR_WITH_R_ERR_RECEVIED, [> 0x1b for sata/stp<] */
609 TRANS_TX_ERR_WITH_CREDIT_TIMEOUT
, /* 0x1c for ssp */
610 /*IO_RX_ERR_WITH_SATA_DEVICE_LOST 0x1c for sata/stp */
611 TRANS_TX_ERR_WITH_IPTT_CONFLICT
, /* 0x1d for ssp/smp */
612 TRANS_TX_ERR_WITH_OPEN_BY_DES_OR_OTHERS
, /* 0x1e */
613 /*IO_TX_ERR_WITH_SYNC_RXD, [> 0x1e <] for sata/stp */
614 TRANS_TX_ERR_WITH_WAIT_RECV_TIMEOUT
, /* 0x1f for sata/stp */
617 TRANS_RX_ERR_WITH_RXFRAME_CRC_ERR
= TRANS_RX_FAIL_BASE
, /* 0x20 */
618 TRANS_RX_ERR_WITH_RXFIS_8B10B_DISP_ERR
, /* 0x21 for sata/stp */
619 TRANS_RX_ERR_WITH_RXFRAME_HAVE_ERRPRM
, /* 0x22 for ssp/smp */
620 /*IO_ERR_WITH_RXFIS_8B10B_CODE_ERR, [> 0x22 <] for sata/stp */
621 TRANS_RX_ERR_WITH_RXFIS_DECODE_ERROR
, /* 0x23 for sata/stp */
622 TRANS_RX_ERR_WITH_RXFIS_CRC_ERR
, /* 0x24 for sata/stp */
623 TRANS_RX_ERR_WITH_RXFRAME_LENGTH_OVERRUN
, /* 0x25 for smp */
624 /*IO_ERR_WITH_RXFIS_TX SYNCP, [> 0x25 <] for sata/stp */
625 TRANS_RX_ERR_WITH_RXFIS_RX_SYNCP
, /* 0x26 for sata/stp*/
626 TRANS_RX_ERR_WITH_LINK_BUF_OVERRUN
, /* 0x27 */
627 TRANS_RX_ERR_WITH_BREAK_TIMEOUT
, /* 0x28 */
628 TRANS_RX_ERR_WITH_BREAK_REQUEST
, /* 0x29 */
629 TRANS_RX_ERR_WITH_BREAK_RECEVIED
, /* 0x2a */
630 RESERVED1
, /* 0x2b */
631 TRANS_RX_ERR_WITH_CLOSE_NORMAL
, /* 0x2c */
632 TRANS_RX_ERR_WITH_CLOSE_PHY_DISABLE
, /* 0x2d */
633 TRANS_RX_ERR_WITH_CLOSE_DWS_TIMEOUT
, /* 0x2e */
634 TRANS_RX_ERR_WITH_CLOSE_COMINIT
, /* 0x2f */
635 TRANS_RX_ERR_WITH_DATA_LEN0
, /* 0x30 for ssp/smp */
636 TRANS_RX_ERR_WITH_BAD_HASH
, /* 0x31 for ssp */
637 /*IO_RX_ERR_WITH_FIS_TOO_SHORT, [> 0x31 <] for sata/stp */
638 TRANS_RX_XRDY_WLEN_ZERO_ERR
, /* 0x32 for ssp*/
639 /*IO_RX_ERR_WITH_FIS_TOO_LONG, [> 0x32 <] for sata/stp */
640 TRANS_RX_SSP_FRM_LEN_ERR
, /* 0x33 for ssp */
641 /*IO_RX_ERR_WITH_SATA_DEVICE_LOST, [> 0x33 <] for sata */
642 RESERVED2
, /* 0x34 */
643 RESERVED3
, /* 0x35 */
644 RESERVED4
, /* 0x36 */
645 RESERVED5
, /* 0x37 */
646 TRANS_RX_ERR_WITH_BAD_FRM_TYPE
, /* 0x38 */
647 TRANS_RX_SMP_FRM_LEN_ERR
, /* 0x39 */
648 TRANS_RX_SMP_RESP_TIMEOUT_ERR
, /* 0x3a */
649 RESERVED6
, /* 0x3b */
650 RESERVED7
, /* 0x3c */
651 RESERVED8
, /* 0x3d */
652 RESERVED9
, /* 0x3e */
653 TRANS_RX_R_ERR
, /* 0x3f */
656 DMA_TX_DIF_CRC_ERR
= DMA_TX_ERR_BASE
, /* 0x40 */
657 DMA_TX_DIF_APP_ERR
, /* 0x41 */
658 DMA_TX_DIF_RPP_ERR
, /* 0x42 */
659 DMA_TX_DATA_SGL_OVERFLOW
, /* 0x43 */
660 DMA_TX_DIF_SGL_OVERFLOW
, /* 0x44 */
661 DMA_TX_UNEXP_XFER_ERR
, /* 0x45 */
662 DMA_TX_UNEXP_RETRANS_ERR
, /* 0x46 */
663 DMA_TX_XFER_LEN_OVERFLOW
, /* 0x47 */
664 DMA_TX_XFER_OFFSET_ERR
, /* 0x48 */
665 DMA_TX_RAM_ECC_ERR
, /* 0x49 */
666 DMA_TX_DIF_LEN_ALIGN_ERR
, /* 0x4a */
670 SIPC_RX_FIS_STATUS_ERR_BIT_VLD
= SIPC_RX_ERR_BASE
, /* 0x50 */
671 SIPC_RX_PIO_WRSETUP_STATUS_DRQ_ERR
, /* 0x51 */
672 SIPC_RX_FIS_STATUS_BSY_BIT_ERR
, /* 0x52 */
673 SIPC_RX_WRSETUP_LEN_ODD_ERR
, /* 0x53 */
674 SIPC_RX_WRSETUP_LEN_ZERO_ERR
, /* 0x54 */
675 SIPC_RX_WRDATA_LEN_NOT_MATCH_ERR
, /* 0x55 */
676 SIPC_RX_NCQ_WRSETUP_OFFSET_ERR
, /* 0x56 */
677 SIPC_RX_NCQ_WRSETUP_AUTO_ACTIVE_ERR
, /* 0x57 */
678 SIPC_RX_SATA_UNEXP_FIS_ERR
, /* 0x58 */
679 SIPC_RX_WRSETUP_ESTATUS_ERR
, /* 0x59 */
680 SIPC_RX_DATA_UNDERFLOW_ERR
, /* 0x5a */
681 SIPC_RX_MAX_ERR_CODE
,
684 DMA_RX_DIF_CRC_ERR
= DMA_RX_ERR_BASE
, /* 0x60 */
685 DMA_RX_DIF_APP_ERR
, /* 0x61 */
686 DMA_RX_DIF_RPP_ERR
, /* 0x62 */
687 DMA_RX_DATA_SGL_OVERFLOW
, /* 0x63 */
688 DMA_RX_DIF_SGL_OVERFLOW
, /* 0x64 */
689 DMA_RX_DATA_LEN_OVERFLOW
, /* 0x65 */
690 DMA_RX_DATA_LEN_UNDERFLOW
, /* 0x66 */
691 DMA_RX_DATA_OFFSET_ERR
, /* 0x67 */
692 RESERVED10
, /* 0x68 */
693 DMA_RX_SATA_FRAME_TYPE_ERR
, /* 0x69 */
694 DMA_RX_RESP_BUF_OVERFLOW
, /* 0x6a */
695 DMA_RX_UNEXP_RETRANS_RESP_ERR
, /* 0x6b */
696 DMA_RX_UNEXP_NORM_RESP_ERR
, /* 0x6c */
697 DMA_RX_UNEXP_RDFRAME_ERR
, /* 0x6d */
698 DMA_RX_PIO_DATA_LEN_ERR
, /* 0x6e */
699 DMA_RX_RDSETUP_STATUS_ERR
, /* 0x6f */
700 DMA_RX_RDSETUP_STATUS_DRQ_ERR
, /* 0x70 */
701 DMA_RX_RDSETUP_STATUS_BSY_ERR
, /* 0x71 */
702 DMA_RX_RDSETUP_LEN_ODD_ERR
, /* 0x72 */
703 DMA_RX_RDSETUP_LEN_ZERO_ERR
, /* 0x73 */
704 DMA_RX_RDSETUP_LEN_OVER_ERR
, /* 0x74 */
705 DMA_RX_RDSETUP_OFFSET_ERR
, /* 0x75 */
706 DMA_RX_RDSETUP_ACTIVE_ERR
, /* 0x76 */
707 DMA_RX_RDSETUP_ESTATUS_ERR
, /* 0x77 */
708 DMA_RX_RAM_ECC_ERR
, /* 0x78 */
709 DMA_RX_UNKNOWN_FRM_ERR
, /* 0x79 */
713 #define HISI_SAS_COMMAND_ENTRIES_V2_HW 4096
714 #define HISI_MAX_SATA_SUPPORT_V2_HW (HISI_SAS_COMMAND_ENTRIES_V2_HW/64 - 1)
716 #define DIR_NO_DATA 0
718 #define DIR_TO_DEVICE 2
719 #define DIR_RESERVED 3
721 #define ERR_ON_TX_PHASE(err_phase) (err_phase == 0x2 || \
722 err_phase == 0x4 || err_phase == 0x8 ||\
723 err_phase == 0x6 || err_phase == 0xa)
724 #define ERR_ON_RX_PHASE(err_phase) (err_phase == 0x10 || \
725 err_phase == 0x20 || err_phase == 0x40)
727 static void link_timeout_disable_link(struct timer_list
*t
);
729 static u32
hisi_sas_read32(struct hisi_hba
*hisi_hba
, u32 off
)
731 void __iomem
*regs
= hisi_hba
->regs
+ off
;
736 static u32
hisi_sas_read32_relaxed(struct hisi_hba
*hisi_hba
, u32 off
)
738 void __iomem
*regs
= hisi_hba
->regs
+ off
;
740 return readl_relaxed(regs
);
743 static void hisi_sas_write32(struct hisi_hba
*hisi_hba
, u32 off
, u32 val
)
745 void __iomem
*regs
= hisi_hba
->regs
+ off
;
750 static void hisi_sas_phy_write32(struct hisi_hba
*hisi_hba
, int phy_no
,
753 void __iomem
*regs
= hisi_hba
->regs
+ (0x400 * phy_no
) + off
;
758 static u32
hisi_sas_phy_read32(struct hisi_hba
*hisi_hba
,
761 void __iomem
*regs
= hisi_hba
->regs
+ (0x400 * phy_no
) + off
;
766 /* This function needs to be protected from pre-emption. */
768 slot_index_alloc_quirk_v2_hw(struct hisi_hba
*hisi_hba
, int *slot_idx
,
769 struct domain_device
*device
)
771 int sata_dev
= dev_is_sata(device
);
772 void *bitmap
= hisi_hba
->slot_index_tags
;
773 struct hisi_sas_device
*sas_dev
= device
->lldd_dev
;
774 int sata_idx
= sas_dev
->sata_idx
;
779 * STP link SoC bug workaround: index starts from 1.
780 * additionally, we can only allocate odd IPTT(1~4095)
781 * for SAS/SMP device.
784 end
= hisi_hba
->slot_index_count
;
786 if (sata_idx
>= HISI_MAX_SATA_SUPPORT_V2_HW
)
790 * For SATA device: allocate even IPTT in this interval
791 * [64*(sata_idx+1), 64*(sata_idx+2)], then each SATA device
792 * own 32 IPTTs. IPTT 0 shall not be used duing to STP link
793 * SoC bug workaround. So we ignore the first 32 even IPTTs.
795 start
= 64 * (sata_idx
+ 1);
796 end
= 64 * (sata_idx
+ 2);
800 start
= find_next_zero_bit(bitmap
,
801 hisi_hba
->slot_index_count
, start
);
803 return -SAS_QUEUE_FULL
;
805 * SAS IPTT bit0 should be 1, and SATA IPTT bit0 should be 0.
807 if (sata_dev
^ (start
& 1))
812 set_bit(start
, bitmap
);
817 static bool sata_index_alloc_v2_hw(struct hisi_hba
*hisi_hba
, int *idx
)
820 struct device
*dev
= hisi_hba
->dev
;
821 void *bitmap
= hisi_hba
->sata_dev_bitmap
;
823 index
= find_first_zero_bit(bitmap
, HISI_MAX_SATA_SUPPORT_V2_HW
);
824 if (index
>= HISI_MAX_SATA_SUPPORT_V2_HW
) {
825 dev_warn(dev
, "alloc sata index failed, index=%d\n", index
);
829 set_bit(index
, bitmap
);
836 hisi_sas_device
*alloc_dev_quirk_v2_hw(struct domain_device
*device
)
838 struct hisi_hba
*hisi_hba
= device
->port
->ha
->lldd_ha
;
839 struct hisi_sas_device
*sas_dev
= NULL
;
840 int i
, sata_dev
= dev_is_sata(device
);
844 spin_lock_irqsave(&hisi_hba
->lock
, flags
);
847 if (!sata_index_alloc_v2_hw(hisi_hba
, &sata_idx
))
850 for (i
= 0; i
< HISI_SAS_MAX_DEVICES
; i
++) {
852 * SATA device id bit0 should be 0
854 if (sata_dev
&& (i
& 1))
856 if (hisi_hba
->devices
[i
].dev_type
== SAS_PHY_UNUSED
) {
857 int queue
= i
% hisi_hba
->queue_count
;
858 struct hisi_sas_dq
*dq
= &hisi_hba
->dq
[queue
];
860 hisi_hba
->devices
[i
].device_id
= i
;
861 sas_dev
= &hisi_hba
->devices
[i
];
862 sas_dev
->dev_status
= HISI_SAS_DEV_NORMAL
;
863 sas_dev
->dev_type
= device
->dev_type
;
864 sas_dev
->hisi_hba
= hisi_hba
;
865 sas_dev
->sas_device
= device
;
866 sas_dev
->sata_idx
= sata_idx
;
868 INIT_LIST_HEAD(&hisi_hba
->devices
[i
].list
);
874 spin_unlock_irqrestore(&hisi_hba
->lock
, flags
);
879 static void config_phy_opt_mode_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
881 u32 cfg
= hisi_sas_phy_read32(hisi_hba
, phy_no
, PHY_CFG
);
883 cfg
&= ~PHY_CFG_DC_OPT_MSK
;
884 cfg
|= 1 << PHY_CFG_DC_OPT_OFF
;
885 hisi_sas_phy_write32(hisi_hba
, phy_no
, PHY_CFG
, cfg
);
888 static void config_id_frame_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
890 struct sas_identify_frame identify_frame
;
891 u32
*identify_buffer
;
893 memset(&identify_frame
, 0, sizeof(identify_frame
));
894 identify_frame
.dev_type
= SAS_END_DEVICE
;
895 identify_frame
.frame_type
= 0;
896 identify_frame
._un1
= 1;
897 identify_frame
.initiator_bits
= SAS_PROTOCOL_ALL
;
898 identify_frame
.target_bits
= SAS_PROTOCOL_NONE
;
899 memcpy(&identify_frame
._un4_11
[0], hisi_hba
->sas_addr
, SAS_ADDR_SIZE
);
900 memcpy(&identify_frame
.sas_addr
[0], hisi_hba
->sas_addr
, SAS_ADDR_SIZE
);
901 identify_frame
.phy_id
= phy_no
;
902 identify_buffer
= (u32
*)(&identify_frame
);
904 hisi_sas_phy_write32(hisi_hba
, phy_no
, TX_ID_DWORD0
,
905 __swab32(identify_buffer
[0]));
906 hisi_sas_phy_write32(hisi_hba
, phy_no
, TX_ID_DWORD1
,
907 __swab32(identify_buffer
[1]));
908 hisi_sas_phy_write32(hisi_hba
, phy_no
, TX_ID_DWORD2
,
909 __swab32(identify_buffer
[2]));
910 hisi_sas_phy_write32(hisi_hba
, phy_no
, TX_ID_DWORD3
,
911 __swab32(identify_buffer
[3]));
912 hisi_sas_phy_write32(hisi_hba
, phy_no
, TX_ID_DWORD4
,
913 __swab32(identify_buffer
[4]));
914 hisi_sas_phy_write32(hisi_hba
, phy_no
, TX_ID_DWORD5
,
915 __swab32(identify_buffer
[5]));
918 static void setup_itct_v2_hw(struct hisi_hba
*hisi_hba
,
919 struct hisi_sas_device
*sas_dev
)
921 struct domain_device
*device
= sas_dev
->sas_device
;
922 struct device
*dev
= hisi_hba
->dev
;
923 u64 qw0
, device_id
= sas_dev
->device_id
;
924 struct hisi_sas_itct
*itct
= &hisi_hba
->itct
[device_id
];
925 struct domain_device
*parent_dev
= device
->parent
;
926 struct asd_sas_port
*sas_port
= device
->port
;
927 struct hisi_sas_port
*port
= to_hisi_sas_port(sas_port
);
929 memset(itct
, 0, sizeof(*itct
));
933 switch (sas_dev
->dev_type
) {
935 case SAS_EDGE_EXPANDER_DEVICE
:
936 case SAS_FANOUT_EXPANDER_DEVICE
:
937 qw0
= HISI_SAS_DEV_TYPE_SSP
<< ITCT_HDR_DEV_TYPE_OFF
;
940 case SAS_SATA_PENDING
:
941 if (parent_dev
&& DEV_IS_EXPANDER(parent_dev
->dev_type
))
942 qw0
= HISI_SAS_DEV_TYPE_STP
<< ITCT_HDR_DEV_TYPE_OFF
;
944 qw0
= HISI_SAS_DEV_TYPE_SATA
<< ITCT_HDR_DEV_TYPE_OFF
;
947 dev_warn(dev
, "setup itct: unsupported dev type (%d)\n",
951 qw0
|= ((1 << ITCT_HDR_VALID_OFF
) |
952 (device
->linkrate
<< ITCT_HDR_MCR_OFF
) |
953 (1 << ITCT_HDR_VLN_OFF
) |
954 (ITCT_HDR_SMP_TIMEOUT
<< ITCT_HDR_SMP_TIMEOUT_OFF
) |
955 (1 << ITCT_HDR_AWT_CONTINUE_OFF
) |
956 (port
->id
<< ITCT_HDR_PORT_ID_OFF
));
957 itct
->qw0
= cpu_to_le64(qw0
);
960 memcpy(&itct
->sas_addr
, device
->sas_addr
, SAS_ADDR_SIZE
);
961 itct
->sas_addr
= __swab64(itct
->sas_addr
);
964 if (!dev_is_sata(device
))
965 itct
->qw2
= cpu_to_le64((5000ULL << ITCT_HDR_INLT_OFF
) |
966 (0x1ULL
<< ITCT_HDR_BITLT_OFF
) |
967 (0x32ULL
<< ITCT_HDR_MCTLT_OFF
) |
968 (0x1ULL
<< ITCT_HDR_RTOLT_OFF
));
971 static void clear_itct_v2_hw(struct hisi_hba
*hisi_hba
,
972 struct hisi_sas_device
*sas_dev
)
974 DECLARE_COMPLETION_ONSTACK(completion
);
975 u64 dev_id
= sas_dev
->device_id
;
976 struct hisi_sas_itct
*itct
= &hisi_hba
->itct
[dev_id
];
977 u32 reg_val
= hisi_sas_read32(hisi_hba
, ENT_INT_SRC3
);
980 sas_dev
->completion
= &completion
;
982 /* clear the itct interrupt state */
983 if (ENT_INT_SRC3_ITC_INT_MSK
& reg_val
)
984 hisi_sas_write32(hisi_hba
, ENT_INT_SRC3
,
985 ENT_INT_SRC3_ITC_INT_MSK
);
987 for (i
= 0; i
< 2; i
++) {
988 reg_val
= ITCT_CLR_EN_MSK
| (dev_id
& ITCT_DEV_MSK
);
989 hisi_sas_write32(hisi_hba
, ITCT_CLR
, reg_val
);
990 wait_for_completion(sas_dev
->completion
);
992 memset(itct
, 0, sizeof(struct hisi_sas_itct
));
996 static void free_device_v2_hw(struct hisi_sas_device
*sas_dev
)
998 struct hisi_hba
*hisi_hba
= sas_dev
->hisi_hba
;
1000 /* SoC bug workaround */
1001 if (dev_is_sata(sas_dev
->sas_device
))
1002 clear_bit(sas_dev
->sata_idx
, hisi_hba
->sata_dev_bitmap
);
1005 static int reset_hw_v2_hw(struct hisi_hba
*hisi_hba
)
1009 unsigned long end_time
;
1010 struct device
*dev
= hisi_hba
->dev
;
1012 /* The mask needs to be set depending on the number of phys */
1013 if (hisi_hba
->n_phy
== 9)
1014 reset_val
= 0x1fffff;
1016 reset_val
= 0x7ffff;
1018 hisi_sas_write32(hisi_hba
, DLVRY_QUEUE_ENABLE
, 0);
1020 /* Disable all of the PHYs */
1021 for (i
= 0; i
< hisi_hba
->n_phy
; i
++) {
1022 u32 phy_cfg
= hisi_sas_phy_read32(hisi_hba
, i
, PHY_CFG
);
1024 phy_cfg
&= ~PHY_CTRL_RESET_MSK
;
1025 hisi_sas_phy_write32(hisi_hba
, i
, PHY_CFG
, phy_cfg
);
1029 /* Ensure DMA tx & rx idle */
1030 for (i
= 0; i
< hisi_hba
->n_phy
; i
++) {
1031 u32 dma_tx_status
, dma_rx_status
;
1033 end_time
= jiffies
+ msecs_to_jiffies(1000);
1036 dma_tx_status
= hisi_sas_phy_read32(hisi_hba
, i
,
1038 dma_rx_status
= hisi_sas_phy_read32(hisi_hba
, i
,
1041 if (!(dma_tx_status
& DMA_TX_STATUS_BUSY_MSK
) &&
1042 !(dma_rx_status
& DMA_RX_STATUS_BUSY_MSK
))
1046 if (time_after(jiffies
, end_time
))
1051 /* Ensure axi bus idle */
1052 end_time
= jiffies
+ msecs_to_jiffies(1000);
1055 hisi_sas_read32(hisi_hba
, AXI_CFG
);
1057 if (axi_status
== 0)
1061 if (time_after(jiffies
, end_time
))
1065 if (ACPI_HANDLE(dev
)) {
1068 s
= acpi_evaluate_object(ACPI_HANDLE(dev
), "_RST", NULL
, NULL
);
1069 if (ACPI_FAILURE(s
)) {
1070 dev_err(dev
, "Reset failed\n");
1073 } else if (hisi_hba
->ctrl
) {
1074 /* reset and disable clock*/
1075 regmap_write(hisi_hba
->ctrl
, hisi_hba
->ctrl_reset_reg
,
1077 regmap_write(hisi_hba
->ctrl
, hisi_hba
->ctrl_clock_ena_reg
+ 4,
1080 regmap_read(hisi_hba
->ctrl
, hisi_hba
->ctrl_reset_sts_reg
, &val
);
1081 if (reset_val
!= (val
& reset_val
)) {
1082 dev_err(dev
, "SAS reset fail.\n");
1086 /* De-reset and enable clock*/
1087 regmap_write(hisi_hba
->ctrl
, hisi_hba
->ctrl_reset_reg
+ 4,
1089 regmap_write(hisi_hba
->ctrl
, hisi_hba
->ctrl_clock_ena_reg
,
1092 regmap_read(hisi_hba
->ctrl
, hisi_hba
->ctrl_reset_sts_reg
,
1094 if (val
& reset_val
) {
1095 dev_err(dev
, "SAS de-reset fail.\n");
1099 dev_err(dev
, "no reset method\n");
1106 /* This function needs to be called after resetting SAS controller. */
1107 static void phys_reject_stp_links_v2_hw(struct hisi_hba
*hisi_hba
)
1112 hisi_hba
->reject_stp_links_msk
= (1 << hisi_hba
->n_phy
) - 1;
1113 for (phy_no
= 0; phy_no
< hisi_hba
->n_phy
; phy_no
++) {
1114 cfg
= hisi_sas_phy_read32(hisi_hba
, phy_no
, CON_CONTROL
);
1115 if (!(cfg
& CON_CONTROL_CFG_OPEN_ACC_STP_MSK
))
1118 cfg
&= ~CON_CONTROL_CFG_OPEN_ACC_STP_MSK
;
1119 hisi_sas_phy_write32(hisi_hba
, phy_no
, CON_CONTROL
, cfg
);
1123 static void phys_try_accept_stp_links_v2_hw(struct hisi_hba
*hisi_hba
)
1128 for (phy_no
= 0; phy_no
< hisi_hba
->n_phy
; phy_no
++) {
1129 if (!(hisi_hba
->reject_stp_links_msk
& BIT(phy_no
)))
1132 dma_tx_dfx1
= hisi_sas_phy_read32(hisi_hba
, phy_no
,
1134 if (dma_tx_dfx1
& DMA_TX_DFX1_IPTT_MSK
) {
1135 u32 cfg
= hisi_sas_phy_read32(hisi_hba
,
1136 phy_no
, CON_CONTROL
);
1138 cfg
|= CON_CONTROL_CFG_OPEN_ACC_STP_MSK
;
1139 hisi_sas_phy_write32(hisi_hba
, phy_no
,
1141 clear_bit(phy_no
, &hisi_hba
->reject_stp_links_msk
);
1146 static const struct signal_attenuation_s x6000
= {9200, 0, 10476};
1147 static const struct sig_atten_lu_s sig_atten_lu
[] = {
1148 { &x6000
, 0x3016a68 },
1151 static void init_reg_v2_hw(struct hisi_hba
*hisi_hba
)
1153 struct device
*dev
= hisi_hba
->dev
;
1154 u32 sas_phy_ctrl
= 0x30b9908;
1158 /* Global registers init */
1160 /* Deal with am-max-transmissions quirk */
1161 if (device_property_present(dev
, "hip06-sas-v2-quirk-amt")) {
1162 hisi_sas_write32(hisi_hba
, AM_CFG_MAX_TRANS
, 0x2020);
1163 hisi_sas_write32(hisi_hba
, AM_CFG_SINGLE_PORT_MAX_TRANS
,
1165 } /* Else, use defaults -> do nothing */
1167 hisi_sas_write32(hisi_hba
, DLVRY_QUEUE_ENABLE
,
1168 (u32
)((1ULL << hisi_hba
->queue_count
) - 1));
1169 hisi_sas_write32(hisi_hba
, AXI_USER1
, 0xc0000000);
1170 hisi_sas_write32(hisi_hba
, AXI_USER2
, 0x10000);
1171 hisi_sas_write32(hisi_hba
, HGC_SAS_TXFAIL_RETRY_CTRL
, 0x0);
1172 hisi_sas_write32(hisi_hba
, HGC_SAS_TX_OPEN_FAIL_RETRY_CTRL
, 0x7FF);
1173 hisi_sas_write32(hisi_hba
, OPENA_WT_CONTI_TIME
, 0x1);
1174 hisi_sas_write32(hisi_hba
, I_T_NEXUS_LOSS_TIME
, 0x1F4);
1175 hisi_sas_write32(hisi_hba
, MAX_CON_TIME_LIMIT_TIME
, 0x32);
1176 hisi_sas_write32(hisi_hba
, BUS_INACTIVE_LIMIT_TIME
, 0x1);
1177 hisi_sas_write32(hisi_hba
, CFG_AGING_TIME
, 0x1);
1178 hisi_sas_write32(hisi_hba
, HGC_ERR_STAT_EN
, 0x1);
1179 hisi_sas_write32(hisi_hba
, HGC_GET_ITV_TIME
, 0x1);
1180 hisi_sas_write32(hisi_hba
, INT_COAL_EN
, 0xc);
1181 hisi_sas_write32(hisi_hba
, OQ_INT_COAL_TIME
, 0x60);
1182 hisi_sas_write32(hisi_hba
, OQ_INT_COAL_CNT
, 0x3);
1183 hisi_sas_write32(hisi_hba
, ENT_INT_COAL_TIME
, 0x1);
1184 hisi_sas_write32(hisi_hba
, ENT_INT_COAL_CNT
, 0x1);
1185 hisi_sas_write32(hisi_hba
, OQ_INT_SRC
, 0x0);
1186 hisi_sas_write32(hisi_hba
, ENT_INT_SRC1
, 0xffffffff);
1187 hisi_sas_write32(hisi_hba
, ENT_INT_SRC2
, 0xffffffff);
1188 hisi_sas_write32(hisi_hba
, ENT_INT_SRC3
, 0xffffffff);
1189 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK1
, 0x7efefefe);
1190 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK2
, 0x7efefefe);
1191 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK3
, 0x7ffe20fe);
1192 hisi_sas_write32(hisi_hba
, SAS_ECC_INTR_MSK
, 0xfff00c30);
1193 for (i
= 0; i
< hisi_hba
->queue_count
; i
++)
1194 hisi_sas_write32(hisi_hba
, OQ0_INT_SRC_MSK
+0x4*i
, 0);
1196 hisi_sas_write32(hisi_hba
, AXI_AHB_CLK_CFG
, 1);
1197 hisi_sas_write32(hisi_hba
, HYPER_STREAM_ID_EN_CFG
, 1);
1199 /* Get sas_phy_ctrl value to deal with TX FFE issue. */
1200 if (!device_property_read_u32_array(dev
, "hisilicon,signal-attenuation",
1201 signal
, ARRAY_SIZE(signal
))) {
1202 for (i
= 0; i
< ARRAY_SIZE(sig_atten_lu
); i
++) {
1203 const struct sig_atten_lu_s
*lookup
= &sig_atten_lu
[i
];
1204 const struct signal_attenuation_s
*att
= lookup
->att
;
1206 if ((signal
[0] == att
->de_emphasis
) &&
1207 (signal
[1] == att
->preshoot
) &&
1208 (signal
[2] == att
->boost
)) {
1209 sas_phy_ctrl
= lookup
->sas_phy_ctrl
;
1214 if (i
== ARRAY_SIZE(sig_atten_lu
))
1215 dev_warn(dev
, "unknown signal attenuation values, using default PHY ctrl config\n");
1218 for (i
= 0; i
< hisi_hba
->n_phy
; i
++) {
1219 hisi_sas_phy_write32(hisi_hba
, i
, PROG_PHY_LINK_RATE
, 0x855);
1220 hisi_sas_phy_write32(hisi_hba
, i
, SAS_PHY_CTRL
, sas_phy_ctrl
);
1221 hisi_sas_phy_write32(hisi_hba
, i
, SL_TOUT_CFG
, 0x7d7d7d7d);
1222 hisi_sas_phy_write32(hisi_hba
, i
, SL_CONTROL
, 0x0);
1223 hisi_sas_phy_write32(hisi_hba
, i
, TXID_AUTO
, 0x2);
1224 hisi_sas_phy_write32(hisi_hba
, i
, DONE_RECEIVED_TIME
, 0x8);
1225 hisi_sas_phy_write32(hisi_hba
, i
, CHL_INT0
, 0xffffffff);
1226 hisi_sas_phy_write32(hisi_hba
, i
, CHL_INT1
, 0xffffffff);
1227 hisi_sas_phy_write32(hisi_hba
, i
, CHL_INT2
, 0xfff87fff);
1228 hisi_sas_phy_write32(hisi_hba
, i
, RXOP_CHECK_CFG_H
, 0x1000);
1229 hisi_sas_phy_write32(hisi_hba
, i
, CHL_INT1_MSK
, 0xff857fff);
1230 hisi_sas_phy_write32(hisi_hba
, i
, CHL_INT2_MSK
, 0x8ffffbfe);
1231 hisi_sas_phy_write32(hisi_hba
, i
, SL_CFG
, 0x13f801fc);
1232 hisi_sas_phy_write32(hisi_hba
, i
, PHY_CTRL_RDY_MSK
, 0x0);
1233 hisi_sas_phy_write32(hisi_hba
, i
, PHYCTRL_NOT_RDY_MSK
, 0x0);
1234 hisi_sas_phy_write32(hisi_hba
, i
, PHYCTRL_DWS_RESET_MSK
, 0x0);
1235 hisi_sas_phy_write32(hisi_hba
, i
, PHYCTRL_PHY_ENA_MSK
, 0x0);
1236 hisi_sas_phy_write32(hisi_hba
, i
, SL_RX_BCAST_CHK_MSK
, 0x0);
1237 hisi_sas_phy_write32(hisi_hba
, i
, CHL_INT_COAL_EN
, 0x0);
1238 hisi_sas_phy_write32(hisi_hba
, i
, PHYCTRL_OOB_RESTART_MSK
, 0x0);
1239 if (hisi_hba
->refclk_frequency_mhz
== 66)
1240 hisi_sas_phy_write32(hisi_hba
, i
, PHY_CTRL
, 0x199B694);
1241 /* else, do nothing -> leave it how you found it */
1244 for (i
= 0; i
< hisi_hba
->queue_count
; i
++) {
1245 /* Delivery queue */
1246 hisi_sas_write32(hisi_hba
,
1247 DLVRY_Q_0_BASE_ADDR_HI
+ (i
* 0x14),
1248 upper_32_bits(hisi_hba
->cmd_hdr_dma
[i
]));
1250 hisi_sas_write32(hisi_hba
, DLVRY_Q_0_BASE_ADDR_LO
+ (i
* 0x14),
1251 lower_32_bits(hisi_hba
->cmd_hdr_dma
[i
]));
1253 hisi_sas_write32(hisi_hba
, DLVRY_Q_0_DEPTH
+ (i
* 0x14),
1254 HISI_SAS_QUEUE_SLOTS
);
1256 /* Completion queue */
1257 hisi_sas_write32(hisi_hba
, COMPL_Q_0_BASE_ADDR_HI
+ (i
* 0x14),
1258 upper_32_bits(hisi_hba
->complete_hdr_dma
[i
]));
1260 hisi_sas_write32(hisi_hba
, COMPL_Q_0_BASE_ADDR_LO
+ (i
* 0x14),
1261 lower_32_bits(hisi_hba
->complete_hdr_dma
[i
]));
1263 hisi_sas_write32(hisi_hba
, COMPL_Q_0_DEPTH
+ (i
* 0x14),
1264 HISI_SAS_QUEUE_SLOTS
);
1268 hisi_sas_write32(hisi_hba
, ITCT_BASE_ADDR_LO
,
1269 lower_32_bits(hisi_hba
->itct_dma
));
1271 hisi_sas_write32(hisi_hba
, ITCT_BASE_ADDR_HI
,
1272 upper_32_bits(hisi_hba
->itct_dma
));
1275 hisi_sas_write32(hisi_hba
, IOST_BASE_ADDR_LO
,
1276 lower_32_bits(hisi_hba
->iost_dma
));
1278 hisi_sas_write32(hisi_hba
, IOST_BASE_ADDR_HI
,
1279 upper_32_bits(hisi_hba
->iost_dma
));
1282 hisi_sas_write32(hisi_hba
, IO_BROKEN_MSG_ADDR_LO
,
1283 lower_32_bits(hisi_hba
->breakpoint_dma
));
1285 hisi_sas_write32(hisi_hba
, IO_BROKEN_MSG_ADDR_HI
,
1286 upper_32_bits(hisi_hba
->breakpoint_dma
));
1288 /* SATA broken msg */
1289 hisi_sas_write32(hisi_hba
, IO_SATA_BROKEN_MSG_ADDR_LO
,
1290 lower_32_bits(hisi_hba
->sata_breakpoint_dma
));
1292 hisi_sas_write32(hisi_hba
, IO_SATA_BROKEN_MSG_ADDR_HI
,
1293 upper_32_bits(hisi_hba
->sata_breakpoint_dma
));
1295 /* SATA initial fis */
1296 hisi_sas_write32(hisi_hba
, SATA_INITI_D2H_STORE_ADDR_LO
,
1297 lower_32_bits(hisi_hba
->initial_fis_dma
));
1299 hisi_sas_write32(hisi_hba
, SATA_INITI_D2H_STORE_ADDR_HI
,
1300 upper_32_bits(hisi_hba
->initial_fis_dma
));
1303 static void link_timeout_enable_link(struct timer_list
*t
)
1305 struct hisi_hba
*hisi_hba
= from_timer(hisi_hba
, t
, timer
);
1308 for (i
= 0; i
< hisi_hba
->n_phy
; i
++) {
1309 if (hisi_hba
->reject_stp_links_msk
& BIT(i
))
1312 reg_val
= hisi_sas_phy_read32(hisi_hba
, i
, CON_CONTROL
);
1313 if (!(reg_val
& BIT(0))) {
1314 hisi_sas_phy_write32(hisi_hba
, i
,
1320 hisi_hba
->timer
.function
= link_timeout_disable_link
;
1321 mod_timer(&hisi_hba
->timer
, jiffies
+ msecs_to_jiffies(900));
1324 static void link_timeout_disable_link(struct timer_list
*t
)
1326 struct hisi_hba
*hisi_hba
= from_timer(hisi_hba
, t
, timer
);
1329 reg_val
= hisi_sas_read32(hisi_hba
, PHY_STATE
);
1330 for (i
= 0; i
< hisi_hba
->n_phy
&& reg_val
; i
++) {
1331 if (hisi_hba
->reject_stp_links_msk
& BIT(i
))
1334 if (reg_val
& BIT(i
)) {
1335 hisi_sas_phy_write32(hisi_hba
, i
,
1341 hisi_hba
->timer
.function
= link_timeout_enable_link
;
1342 mod_timer(&hisi_hba
->timer
, jiffies
+ msecs_to_jiffies(100));
1345 static void set_link_timer_quirk(struct hisi_hba
*hisi_hba
)
1347 hisi_hba
->timer
.function
= link_timeout_disable_link
;
1348 hisi_hba
->timer
.expires
= jiffies
+ msecs_to_jiffies(1000);
1349 add_timer(&hisi_hba
->timer
);
1352 static int hw_init_v2_hw(struct hisi_hba
*hisi_hba
)
1354 struct device
*dev
= hisi_hba
->dev
;
1357 rc
= reset_hw_v2_hw(hisi_hba
);
1359 dev_err(dev
, "hisi_sas_reset_hw failed, rc=%d", rc
);
1364 init_reg_v2_hw(hisi_hba
);
1369 static void enable_phy_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1371 u32 cfg
= hisi_sas_phy_read32(hisi_hba
, phy_no
, PHY_CFG
);
1373 cfg
|= PHY_CFG_ENA_MSK
;
1374 hisi_sas_phy_write32(hisi_hba
, phy_no
, PHY_CFG
, cfg
);
1377 static bool is_sata_phy_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1381 context
= hisi_sas_read32(hisi_hba
, PHY_CONTEXT
);
1382 if (context
& (1 << phy_no
))
1388 static bool tx_fifo_is_empty_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1392 dfx_val
= hisi_sas_phy_read32(hisi_hba
, phy_no
, DMA_TX_DFX1
);
1394 if (dfx_val
& BIT(16))
1400 static bool axi_bus_is_idle_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1402 int i
, max_loop
= 1000;
1403 struct device
*dev
= hisi_hba
->dev
;
1404 u32 status
, axi_status
, dfx_val
, dfx_tx_val
;
1406 for (i
= 0; i
< max_loop
; i
++) {
1407 status
= hisi_sas_read32_relaxed(hisi_hba
,
1408 AXI_MASTER_CFG_BASE
+ AM_CURR_TRANS_RETURN
);
1410 axi_status
= hisi_sas_read32(hisi_hba
, AXI_CFG
);
1411 dfx_val
= hisi_sas_phy_read32(hisi_hba
, phy_no
, DMA_TX_DFX1
);
1412 dfx_tx_val
= hisi_sas_phy_read32(hisi_hba
,
1413 phy_no
, DMA_TX_FIFO_DFX0
);
1415 if ((status
== 0x3) && (axi_status
== 0x0) &&
1416 (dfx_val
& BIT(20)) && (dfx_tx_val
& BIT(10)))
1420 dev_err(dev
, "bus is not idle phy%d, axi150:0x%x axi100:0x%x port204:0x%x port240:0x%x\n",
1421 phy_no
, status
, axi_status
,
1422 dfx_val
, dfx_tx_val
);
1426 static bool wait_io_done_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1428 int i
, max_loop
= 1000;
1429 struct device
*dev
= hisi_hba
->dev
;
1430 u32 status
, tx_dfx0
;
1432 for (i
= 0; i
< max_loop
; i
++) {
1433 status
= hisi_sas_phy_read32(hisi_hba
, phy_no
, LINK_DFX2
);
1434 status
= (status
& 0x3fc0) >> 6;
1439 tx_dfx0
= hisi_sas_phy_read32(hisi_hba
, phy_no
, DMA_TX_DFX0
);
1440 if ((tx_dfx0
& 0x1ff) == 0x2)
1444 dev_err(dev
, "IO not done phy%d, port264:0x%x port200:0x%x\n",
1445 phy_no
, status
, tx_dfx0
);
1449 static bool allowed_disable_phy_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1451 if (tx_fifo_is_empty_v2_hw(hisi_hba
, phy_no
))
1454 if (!axi_bus_is_idle_v2_hw(hisi_hba
, phy_no
))
1457 if (!wait_io_done_v2_hw(hisi_hba
, phy_no
))
1464 static void disable_phy_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1466 u32 cfg
, axi_val
, dfx0_val
, txid_auto
;
1467 struct device
*dev
= hisi_hba
->dev
;
1469 /* Close axi bus. */
1470 axi_val
= hisi_sas_read32(hisi_hba
, AXI_MASTER_CFG_BASE
+
1473 hisi_sas_write32(hisi_hba
, AXI_MASTER_CFG_BASE
+
1474 AM_CTRL_GLOBAL
, axi_val
);
1476 if (is_sata_phy_v2_hw(hisi_hba
, phy_no
)) {
1477 if (allowed_disable_phy_v2_hw(hisi_hba
, phy_no
))
1480 /* Reset host controller. */
1481 queue_work(hisi_hba
->wq
, &hisi_hba
->rst_work
);
1485 dfx0_val
= hisi_sas_phy_read32(hisi_hba
, phy_no
, PORT_DFX0
);
1486 dfx0_val
= (dfx0_val
& 0x1fc0) >> 6;
1487 if (dfx0_val
!= 0x4)
1490 if (!tx_fifo_is_empty_v2_hw(hisi_hba
, phy_no
)) {
1491 dev_warn(dev
, "phy%d, wait tx fifo need send break\n",
1493 txid_auto
= hisi_sas_phy_read32(hisi_hba
, phy_no
,
1495 txid_auto
|= TXID_AUTO_CTB_MSK
;
1496 hisi_sas_phy_write32(hisi_hba
, phy_no
, TXID_AUTO
,
1501 cfg
= hisi_sas_phy_read32(hisi_hba
, phy_no
, PHY_CFG
);
1502 cfg
&= ~PHY_CFG_ENA_MSK
;
1503 hisi_sas_phy_write32(hisi_hba
, phy_no
, PHY_CFG
, cfg
);
1507 hisi_sas_write32(hisi_hba
, AXI_MASTER_CFG_BASE
+
1508 AM_CTRL_GLOBAL
, axi_val
);
1511 static void start_phy_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1513 config_id_frame_v2_hw(hisi_hba
, phy_no
);
1514 config_phy_opt_mode_v2_hw(hisi_hba
, phy_no
);
1515 enable_phy_v2_hw(hisi_hba
, phy_no
);
1518 static void phy_hard_reset_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1520 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[phy_no
];
1523 disable_phy_v2_hw(hisi_hba
, phy_no
);
1524 if (phy
->identify
.device_type
== SAS_END_DEVICE
) {
1525 txid_auto
= hisi_sas_phy_read32(hisi_hba
, phy_no
, TXID_AUTO
);
1526 hisi_sas_phy_write32(hisi_hba
, phy_no
, TXID_AUTO
,
1527 txid_auto
| TX_HARDRST_MSK
);
1530 start_phy_v2_hw(hisi_hba
, phy_no
);
1533 static void phy_get_events_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1535 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[phy_no
];
1536 struct asd_sas_phy
*sas_phy
= &phy
->sas_phy
;
1537 struct sas_phy
*sphy
= sas_phy
->phy
;
1538 u32 err4_reg_val
, err6_reg_val
;
1540 /* loss dword syn, phy reset problem */
1541 err4_reg_val
= hisi_sas_phy_read32(hisi_hba
, phy_no
, SAS_ERR_CNT4_REG
);
1543 /* disparity err, invalid dword */
1544 err6_reg_val
= hisi_sas_phy_read32(hisi_hba
, phy_no
, SAS_ERR_CNT6_REG
);
1546 sphy
->loss_of_dword_sync_count
+= (err4_reg_val
>> 16) & 0xFFFF;
1547 sphy
->phy_reset_problem_count
+= err4_reg_val
& 0xFFFF;
1548 sphy
->invalid_dword_count
+= (err6_reg_val
& 0xFF0000) >> 16;
1549 sphy
->running_disparity_error_count
+= err6_reg_val
& 0xFF;
1552 static void phys_init_v2_hw(struct hisi_hba
*hisi_hba
)
1556 for (i
= 0; i
< hisi_hba
->n_phy
; i
++) {
1557 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[i
];
1558 struct asd_sas_phy
*sas_phy
= &phy
->sas_phy
;
1560 if (!sas_phy
->phy
->enabled
)
1563 start_phy_v2_hw(hisi_hba
, i
);
1567 static void sl_notify_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
)
1571 sl_control
= hisi_sas_phy_read32(hisi_hba
, phy_no
, SL_CONTROL
);
1572 sl_control
|= SL_CONTROL_NOTIFY_EN_MSK
;
1573 hisi_sas_phy_write32(hisi_hba
, phy_no
, SL_CONTROL
, sl_control
);
1575 sl_control
= hisi_sas_phy_read32(hisi_hba
, phy_no
, SL_CONTROL
);
1576 sl_control
&= ~SL_CONTROL_NOTIFY_EN_MSK
;
1577 hisi_sas_phy_write32(hisi_hba
, phy_no
, SL_CONTROL
, sl_control
);
1580 static enum sas_linkrate
phy_get_max_linkrate_v2_hw(void)
1582 return SAS_LINK_RATE_12_0_GBPS
;
1585 static void phy_set_linkrate_v2_hw(struct hisi_hba
*hisi_hba
, int phy_no
,
1586 struct sas_phy_linkrates
*r
)
1588 u32 prog_phy_link_rate
=
1589 hisi_sas_phy_read32(hisi_hba
, phy_no
, PROG_PHY_LINK_RATE
);
1590 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[phy_no
];
1591 struct asd_sas_phy
*sas_phy
= &phy
->sas_phy
;
1593 enum sas_linkrate min
, max
;
1596 if (r
->maximum_linkrate
== SAS_LINK_RATE_UNKNOWN
) {
1597 max
= sas_phy
->phy
->maximum_linkrate
;
1598 min
= r
->minimum_linkrate
;
1599 } else if (r
->minimum_linkrate
== SAS_LINK_RATE_UNKNOWN
) {
1600 max
= r
->maximum_linkrate
;
1601 min
= sas_phy
->phy
->minimum_linkrate
;
1605 sas_phy
->phy
->maximum_linkrate
= max
;
1606 sas_phy
->phy
->minimum_linkrate
= min
;
1608 max
-= SAS_LINK_RATE_1_5_GBPS
;
1610 for (i
= 0; i
<= max
; i
++)
1611 rate_mask
|= 1 << (i
* 2);
1613 prog_phy_link_rate
&= ~0xff;
1614 prog_phy_link_rate
|= rate_mask
;
1616 disable_phy_v2_hw(hisi_hba
, phy_no
);
1618 hisi_sas_phy_write32(hisi_hba
, phy_no
, PROG_PHY_LINK_RATE
,
1619 prog_phy_link_rate
);
1620 start_phy_v2_hw(hisi_hba
, phy_no
);
1623 static int get_wideport_bitmap_v2_hw(struct hisi_hba
*hisi_hba
, int port_id
)
1626 u32 phy_port_num_ma
= hisi_sas_read32(hisi_hba
, PHY_PORT_NUM_MA
);
1627 u32 phy_state
= hisi_sas_read32(hisi_hba
, PHY_STATE
);
1629 for (i
= 0; i
< (hisi_hba
->n_phy
< 9 ? hisi_hba
->n_phy
: 8); i
++)
1630 if (phy_state
& 1 << i
)
1631 if (((phy_port_num_ma
>> (i
* 4)) & 0xf) == port_id
)
1634 if (hisi_hba
->n_phy
== 9) {
1635 u32 port_state
= hisi_sas_read32(hisi_hba
, PORT_STATE
);
1637 if (phy_state
& 1 << 8)
1638 if (((port_state
& PORT_STATE_PHY8_PORT_NUM_MSK
) >>
1639 PORT_STATE_PHY8_PORT_NUM_OFF
) == port_id
)
1647 * The callpath to this function and upto writing the write
1648 * queue pointer should be safe from interruption.
1651 get_free_slot_v2_hw(struct hisi_hba
*hisi_hba
, struct hisi_sas_dq
*dq
)
1653 struct device
*dev
= hisi_hba
->dev
;
1658 r
= hisi_sas_read32_relaxed(hisi_hba
,
1659 DLVRY_Q_0_RD_PTR
+ (queue
* 0x14));
1660 if (r
== (w
+1) % HISI_SAS_QUEUE_SLOTS
) {
1661 dev_warn(dev
, "full queue=%d r=%d w=%d\n\n",
1669 static void start_delivery_v2_hw(struct hisi_sas_dq
*dq
)
1671 struct hisi_hba
*hisi_hba
= dq
->hisi_hba
;
1672 int dlvry_queue
= dq
->slot_prep
->dlvry_queue
;
1673 int dlvry_queue_slot
= dq
->slot_prep
->dlvry_queue_slot
;
1675 dq
->wr_point
= ++dlvry_queue_slot
% HISI_SAS_QUEUE_SLOTS
;
1676 hisi_sas_write32(hisi_hba
, DLVRY_Q_0_WR_PTR
+ (dlvry_queue
* 0x14),
1680 static int prep_prd_sge_v2_hw(struct hisi_hba
*hisi_hba
,
1681 struct hisi_sas_slot
*slot
,
1682 struct hisi_sas_cmd_hdr
*hdr
,
1683 struct scatterlist
*scatter
,
1686 struct hisi_sas_sge_page
*sge_page
= hisi_sas_sge_addr_mem(slot
);
1687 struct device
*dev
= hisi_hba
->dev
;
1688 struct scatterlist
*sg
;
1691 if (n_elem
> HISI_SAS_SGE_PAGE_CNT
) {
1692 dev_err(dev
, "prd err: n_elem(%d) > HISI_SAS_SGE_PAGE_CNT",
1697 for_each_sg(scatter
, sg
, n_elem
, i
) {
1698 struct hisi_sas_sge
*entry
= &sge_page
->sge
[i
];
1700 entry
->addr
= cpu_to_le64(sg_dma_address(sg
));
1701 entry
->page_ctrl_0
= entry
->page_ctrl_1
= 0;
1702 entry
->data_len
= cpu_to_le32(sg_dma_len(sg
));
1703 entry
->data_off
= 0;
1706 hdr
->prd_table_addr
= cpu_to_le64(hisi_sas_sge_addr_dma(slot
));
1708 hdr
->sg_len
= cpu_to_le32(n_elem
<< CMD_HDR_DATA_SGL_LEN_OFF
);
1713 static int prep_smp_v2_hw(struct hisi_hba
*hisi_hba
,
1714 struct hisi_sas_slot
*slot
)
1716 struct sas_task
*task
= slot
->task
;
1717 struct hisi_sas_cmd_hdr
*hdr
= slot
->cmd_hdr
;
1718 struct domain_device
*device
= task
->dev
;
1719 struct device
*dev
= hisi_hba
->dev
;
1720 struct hisi_sas_port
*port
= slot
->port
;
1721 struct scatterlist
*sg_req
, *sg_resp
;
1722 struct hisi_sas_device
*sas_dev
= device
->lldd_dev
;
1723 dma_addr_t req_dma_addr
;
1724 unsigned int req_len
, resp_len
;
1728 * DMA-map SMP request, response buffers
1731 sg_req
= &task
->smp_task
.smp_req
;
1732 elem
= dma_map_sg(dev
, sg_req
, 1, DMA_TO_DEVICE
);
1735 req_len
= sg_dma_len(sg_req
);
1736 req_dma_addr
= sg_dma_address(sg_req
);
1739 sg_resp
= &task
->smp_task
.smp_resp
;
1740 elem
= dma_map_sg(dev
, sg_resp
, 1, DMA_FROM_DEVICE
);
1745 resp_len
= sg_dma_len(sg_resp
);
1746 if ((req_len
& 0x3) || (resp_len
& 0x3)) {
1753 hdr
->dw0
= cpu_to_le32((port
->id
<< CMD_HDR_PORT_OFF
) |
1754 (1 << CMD_HDR_PRIORITY_OFF
) | /* high pri */
1755 (2 << CMD_HDR_CMD_OFF
)); /* smp */
1757 /* map itct entry */
1758 hdr
->dw1
= cpu_to_le32((sas_dev
->device_id
<< CMD_HDR_DEV_ID_OFF
) |
1759 (1 << CMD_HDR_FRAME_TYPE_OFF
) |
1760 (DIR_NO_DATA
<< CMD_HDR_DIR_OFF
));
1763 hdr
->dw2
= cpu_to_le32((((req_len
- 4) / 4) << CMD_HDR_CFL_OFF
) |
1764 (HISI_SAS_MAX_SMP_RESP_SZ
/ 4 <<
1767 hdr
->transfer_tags
= cpu_to_le32(slot
->idx
<< CMD_HDR_IPTT_OFF
);
1769 hdr
->cmd_table_addr
= cpu_to_le64(req_dma_addr
);
1770 hdr
->sts_buffer_addr
= cpu_to_le64(hisi_sas_status_buf_addr_dma(slot
));
1775 dma_unmap_sg(dev
, &slot
->task
->smp_task
.smp_resp
, 1,
1778 dma_unmap_sg(dev
, &slot
->task
->smp_task
.smp_req
, 1,
1783 static int prep_ssp_v2_hw(struct hisi_hba
*hisi_hba
,
1784 struct hisi_sas_slot
*slot
, int is_tmf
,
1785 struct hisi_sas_tmf_task
*tmf
)
1787 struct sas_task
*task
= slot
->task
;
1788 struct hisi_sas_cmd_hdr
*hdr
= slot
->cmd_hdr
;
1789 struct domain_device
*device
= task
->dev
;
1790 struct hisi_sas_device
*sas_dev
= device
->lldd_dev
;
1791 struct hisi_sas_port
*port
= slot
->port
;
1792 struct sas_ssp_task
*ssp_task
= &task
->ssp_task
;
1793 struct scsi_cmnd
*scsi_cmnd
= ssp_task
->cmd
;
1794 int has_data
= 0, rc
, priority
= is_tmf
;
1796 u32 dw1
= 0, dw2
= 0;
1798 hdr
->dw0
= cpu_to_le32((1 << CMD_HDR_RESP_REPORT_OFF
) |
1799 (2 << CMD_HDR_TLR_CTRL_OFF
) |
1800 (port
->id
<< CMD_HDR_PORT_OFF
) |
1801 (priority
<< CMD_HDR_PRIORITY_OFF
) |
1802 (1 << CMD_HDR_CMD_OFF
)); /* ssp */
1804 dw1
= 1 << CMD_HDR_VDTL_OFF
;
1806 dw1
|= 2 << CMD_HDR_FRAME_TYPE_OFF
;
1807 dw1
|= DIR_NO_DATA
<< CMD_HDR_DIR_OFF
;
1809 dw1
|= 1 << CMD_HDR_FRAME_TYPE_OFF
;
1810 switch (scsi_cmnd
->sc_data_direction
) {
1813 dw1
|= DIR_TO_DEVICE
<< CMD_HDR_DIR_OFF
;
1815 case DMA_FROM_DEVICE
:
1817 dw1
|= DIR_TO_INI
<< CMD_HDR_DIR_OFF
;
1820 dw1
&= ~CMD_HDR_DIR_MSK
;
1824 /* map itct entry */
1825 dw1
|= sas_dev
->device_id
<< CMD_HDR_DEV_ID_OFF
;
1826 hdr
->dw1
= cpu_to_le32(dw1
);
1828 dw2
= (((sizeof(struct ssp_command_iu
) + sizeof(struct ssp_frame_hdr
)
1829 + 3) / 4) << CMD_HDR_CFL_OFF
) |
1830 ((HISI_SAS_MAX_SSP_RESP_SZ
/ 4) << CMD_HDR_MRFL_OFF
) |
1831 (2 << CMD_HDR_SG_MOD_OFF
);
1832 hdr
->dw2
= cpu_to_le32(dw2
);
1834 hdr
->transfer_tags
= cpu_to_le32(slot
->idx
);
1837 rc
= prep_prd_sge_v2_hw(hisi_hba
, slot
, hdr
, task
->scatter
,
1843 hdr
->data_transfer_len
= cpu_to_le32(task
->total_xfer_len
);
1844 hdr
->cmd_table_addr
= cpu_to_le64(hisi_sas_cmd_hdr_addr_dma(slot
));
1845 hdr
->sts_buffer_addr
= cpu_to_le64(hisi_sas_status_buf_addr_dma(slot
));
1847 buf_cmd
= hisi_sas_cmd_hdr_addr_mem(slot
) +
1848 sizeof(struct ssp_frame_hdr
);
1850 memcpy(buf_cmd
, &task
->ssp_task
.LUN
, 8);
1852 buf_cmd
[9] = task
->ssp_task
.task_attr
|
1853 (task
->ssp_task
.task_prio
<< 3);
1854 memcpy(buf_cmd
+ 12, task
->ssp_task
.cmd
->cmnd
,
1855 task
->ssp_task
.cmd
->cmd_len
);
1857 buf_cmd
[10] = tmf
->tmf
;
1859 case TMF_ABORT_TASK
:
1860 case TMF_QUERY_TASK
:
1862 (tmf
->tag_of_task_to_be_managed
>> 8) & 0xff;
1864 tmf
->tag_of_task_to_be_managed
& 0xff;
1874 #define TRANS_TX_ERR 0
1875 #define TRANS_RX_ERR 1
1876 #define DMA_TX_ERR 2
1877 #define SIPC_RX_ERR 3
1878 #define DMA_RX_ERR 4
1880 #define DMA_TX_ERR_OFF 0
1881 #define DMA_TX_ERR_MSK (0xffff << DMA_TX_ERR_OFF)
1882 #define SIPC_RX_ERR_OFF 16
1883 #define SIPC_RX_ERR_MSK (0xffff << SIPC_RX_ERR_OFF)
1885 static int parse_trans_tx_err_code_v2_hw(u32 err_msk
)
1887 static const u8 trans_tx_err_code_prio
[] = {
1888 TRANS_TX_OPEN_FAIL_WITH_IT_NEXUS_LOSS
,
1889 TRANS_TX_ERR_PHY_NOT_ENABLE
,
1890 TRANS_TX_OPEN_CNX_ERR_WRONG_DESTINATION
,
1891 TRANS_TX_OPEN_CNX_ERR_ZONE_VIOLATION
,
1892 TRANS_TX_OPEN_CNX_ERR_BY_OTHER
,
1894 TRANS_TX_OPEN_CNX_ERR_AIP_TIMEOUT
,
1895 TRANS_TX_OPEN_CNX_ERR_STP_RESOURCES_BUSY
,
1896 TRANS_TX_OPEN_CNX_ERR_PROTOCOL_NOT_SUPPORTED
,
1897 TRANS_TX_OPEN_CNX_ERR_CONNECTION_RATE_NOT_SUPPORTED
,
1898 TRANS_TX_OPEN_CNX_ERR_BAD_DESTINATION
,
1899 TRANS_TX_OPEN_CNX_ERR_BREAK_RCVD
,
1900 TRANS_TX_OPEN_CNX_ERR_LOW_PHY_POWER
,
1901 TRANS_TX_OPEN_CNX_ERR_PATHWAY_BLOCKED
,
1902 TRANS_TX_OPEN_CNX_ERR_OPEN_TIMEOUT
,
1903 TRANS_TX_OPEN_CNX_ERR_NO_DESTINATION
,
1904 TRANS_TX_OPEN_RETRY_ERR_THRESHOLD_REACHED
,
1905 TRANS_TX_ERR_WITH_CLOSE_PHYDISALE
,
1906 TRANS_TX_ERR_WITH_CLOSE_DWS_TIMEOUT
,
1907 TRANS_TX_ERR_WITH_CLOSE_COMINIT
,
1908 TRANS_TX_ERR_WITH_BREAK_TIMEOUT
,
1909 TRANS_TX_ERR_WITH_BREAK_REQUEST
,
1910 TRANS_TX_ERR_WITH_BREAK_RECEVIED
,
1911 TRANS_TX_ERR_WITH_CLOSE_TIMEOUT
,
1912 TRANS_TX_ERR_WITH_CLOSE_NORMAL
,
1913 TRANS_TX_ERR_WITH_NAK_RECEVIED
,
1914 TRANS_TX_ERR_WITH_ACK_NAK_TIMEOUT
,
1915 TRANS_TX_ERR_WITH_CREDIT_TIMEOUT
,
1916 TRANS_TX_ERR_WITH_IPTT_CONFLICT
,
1917 TRANS_TX_ERR_WITH_OPEN_BY_DES_OR_OTHERS
,
1918 TRANS_TX_ERR_WITH_WAIT_RECV_TIMEOUT
,
1922 for (i
= 0; i
< ARRAY_SIZE(trans_tx_err_code_prio
); i
++) {
1923 index
= trans_tx_err_code_prio
[i
] - TRANS_TX_FAIL_BASE
;
1924 if (err_msk
& (1 << index
))
1925 return trans_tx_err_code_prio
[i
];
1930 static int parse_trans_rx_err_code_v2_hw(u32 err_msk
)
1932 static const u8 trans_rx_err_code_prio
[] = {
1933 TRANS_RX_ERR_WITH_RXFRAME_CRC_ERR
,
1934 TRANS_RX_ERR_WITH_RXFIS_8B10B_DISP_ERR
,
1935 TRANS_RX_ERR_WITH_RXFRAME_HAVE_ERRPRM
,
1936 TRANS_RX_ERR_WITH_RXFIS_DECODE_ERROR
,
1937 TRANS_RX_ERR_WITH_RXFIS_CRC_ERR
,
1938 TRANS_RX_ERR_WITH_RXFRAME_LENGTH_OVERRUN
,
1939 TRANS_RX_ERR_WITH_RXFIS_RX_SYNCP
,
1940 TRANS_RX_ERR_WITH_LINK_BUF_OVERRUN
,
1941 TRANS_RX_ERR_WITH_CLOSE_PHY_DISABLE
,
1942 TRANS_RX_ERR_WITH_CLOSE_DWS_TIMEOUT
,
1943 TRANS_RX_ERR_WITH_CLOSE_COMINIT
,
1944 TRANS_RX_ERR_WITH_BREAK_TIMEOUT
,
1945 TRANS_RX_ERR_WITH_BREAK_REQUEST
,
1946 TRANS_RX_ERR_WITH_BREAK_RECEVIED
,
1948 TRANS_RX_ERR_WITH_CLOSE_NORMAL
,
1949 TRANS_RX_ERR_WITH_DATA_LEN0
,
1950 TRANS_RX_ERR_WITH_BAD_HASH
,
1951 TRANS_RX_XRDY_WLEN_ZERO_ERR
,
1952 TRANS_RX_SSP_FRM_LEN_ERR
,
1957 TRANS_RX_ERR_WITH_BAD_FRM_TYPE
,
1958 TRANS_RX_SMP_FRM_LEN_ERR
,
1959 TRANS_RX_SMP_RESP_TIMEOUT_ERR
,
1968 for (i
= 0; i
< ARRAY_SIZE(trans_rx_err_code_prio
); i
++) {
1969 index
= trans_rx_err_code_prio
[i
] - TRANS_RX_FAIL_BASE
;
1970 if (err_msk
& (1 << index
))
1971 return trans_rx_err_code_prio
[i
];
1976 static int parse_dma_tx_err_code_v2_hw(u32 err_msk
)
1978 static const u8 dma_tx_err_code_prio
[] = {
1979 DMA_TX_UNEXP_XFER_ERR
,
1980 DMA_TX_UNEXP_RETRANS_ERR
,
1981 DMA_TX_XFER_LEN_OVERFLOW
,
1982 DMA_TX_XFER_OFFSET_ERR
,
1984 DMA_TX_DIF_LEN_ALIGN_ERR
,
1988 DMA_TX_DATA_SGL_OVERFLOW
,
1989 DMA_TX_DIF_SGL_OVERFLOW
,
1993 for (i
= 0; i
< ARRAY_SIZE(dma_tx_err_code_prio
); i
++) {
1994 index
= dma_tx_err_code_prio
[i
] - DMA_TX_ERR_BASE
;
1995 err_msk
= err_msk
& DMA_TX_ERR_MSK
;
1996 if (err_msk
& (1 << index
))
1997 return dma_tx_err_code_prio
[i
];
2002 static int parse_sipc_rx_err_code_v2_hw(u32 err_msk
)
2004 static const u8 sipc_rx_err_code_prio
[] = {
2005 SIPC_RX_FIS_STATUS_ERR_BIT_VLD
,
2006 SIPC_RX_PIO_WRSETUP_STATUS_DRQ_ERR
,
2007 SIPC_RX_FIS_STATUS_BSY_BIT_ERR
,
2008 SIPC_RX_WRSETUP_LEN_ODD_ERR
,
2009 SIPC_RX_WRSETUP_LEN_ZERO_ERR
,
2010 SIPC_RX_WRDATA_LEN_NOT_MATCH_ERR
,
2011 SIPC_RX_NCQ_WRSETUP_OFFSET_ERR
,
2012 SIPC_RX_NCQ_WRSETUP_AUTO_ACTIVE_ERR
,
2013 SIPC_RX_SATA_UNEXP_FIS_ERR
,
2014 SIPC_RX_WRSETUP_ESTATUS_ERR
,
2015 SIPC_RX_DATA_UNDERFLOW_ERR
,
2019 for (i
= 0; i
< ARRAY_SIZE(sipc_rx_err_code_prio
); i
++) {
2020 index
= sipc_rx_err_code_prio
[i
] - SIPC_RX_ERR_BASE
;
2021 err_msk
= err_msk
& SIPC_RX_ERR_MSK
;
2022 if (err_msk
& (1 << (index
+ 0x10)))
2023 return sipc_rx_err_code_prio
[i
];
2028 static int parse_dma_rx_err_code_v2_hw(u32 err_msk
)
2030 static const u8 dma_rx_err_code_prio
[] = {
2031 DMA_RX_UNKNOWN_FRM_ERR
,
2032 DMA_RX_DATA_LEN_OVERFLOW
,
2033 DMA_RX_DATA_LEN_UNDERFLOW
,
2034 DMA_RX_DATA_OFFSET_ERR
,
2036 DMA_RX_SATA_FRAME_TYPE_ERR
,
2037 DMA_RX_RESP_BUF_OVERFLOW
,
2038 DMA_RX_UNEXP_RETRANS_RESP_ERR
,
2039 DMA_RX_UNEXP_NORM_RESP_ERR
,
2040 DMA_RX_UNEXP_RDFRAME_ERR
,
2041 DMA_RX_PIO_DATA_LEN_ERR
,
2042 DMA_RX_RDSETUP_STATUS_ERR
,
2043 DMA_RX_RDSETUP_STATUS_DRQ_ERR
,
2044 DMA_RX_RDSETUP_STATUS_BSY_ERR
,
2045 DMA_RX_RDSETUP_LEN_ODD_ERR
,
2046 DMA_RX_RDSETUP_LEN_ZERO_ERR
,
2047 DMA_RX_RDSETUP_LEN_OVER_ERR
,
2048 DMA_RX_RDSETUP_OFFSET_ERR
,
2049 DMA_RX_RDSETUP_ACTIVE_ERR
,
2050 DMA_RX_RDSETUP_ESTATUS_ERR
,
2055 DMA_RX_DATA_SGL_OVERFLOW
,
2056 DMA_RX_DIF_SGL_OVERFLOW
,
2060 for (i
= 0; i
< ARRAY_SIZE(dma_rx_err_code_prio
); i
++) {
2061 index
= dma_rx_err_code_prio
[i
] - DMA_RX_ERR_BASE
;
2062 if (err_msk
& (1 << index
))
2063 return dma_rx_err_code_prio
[i
];
2068 /* by default, task resp is complete */
2069 static void slot_err_v2_hw(struct hisi_hba
*hisi_hba
,
2070 struct sas_task
*task
,
2071 struct hisi_sas_slot
*slot
,
2074 struct task_status_struct
*ts
= &task
->task_status
;
2075 struct hisi_sas_err_record_v2
*err_record
=
2076 hisi_sas_status_buf_addr_mem(slot
);
2077 u32 trans_tx_fail_type
= cpu_to_le32(err_record
->trans_tx_fail_type
);
2078 u32 trans_rx_fail_type
= cpu_to_le32(err_record
->trans_rx_fail_type
);
2079 u16 dma_tx_err_type
= cpu_to_le16(err_record
->dma_tx_err_type
);
2080 u16 sipc_rx_err_type
= cpu_to_le16(err_record
->sipc_rx_err_type
);
2081 u32 dma_rx_err_type
= cpu_to_le32(err_record
->dma_rx_err_type
);
2084 if (err_phase
== 1) {
2085 /* error in TX phase, the priority of error is: DW2 > DW0 */
2086 error
= parse_dma_tx_err_code_v2_hw(dma_tx_err_type
);
2088 error
= parse_trans_tx_err_code_v2_hw(
2089 trans_tx_fail_type
);
2090 } else if (err_phase
== 2) {
2091 /* error in RX phase, the priority is: DW1 > DW3 > DW2 */
2092 error
= parse_trans_rx_err_code_v2_hw(
2093 trans_rx_fail_type
);
2095 error
= parse_dma_rx_err_code_v2_hw(
2098 error
= parse_sipc_rx_err_code_v2_hw(
2103 switch (task
->task_proto
) {
2104 case SAS_PROTOCOL_SSP
:
2107 case TRANS_TX_OPEN_CNX_ERR_NO_DESTINATION
:
2109 ts
->stat
= SAS_OPEN_REJECT
;
2110 ts
->open_rej_reason
= SAS_OREJ_NO_DEST
;
2113 case TRANS_TX_OPEN_CNX_ERR_PROTOCOL_NOT_SUPPORTED
:
2115 ts
->stat
= SAS_OPEN_REJECT
;
2116 ts
->open_rej_reason
= SAS_OREJ_EPROTO
;
2119 case TRANS_TX_OPEN_CNX_ERR_CONNECTION_RATE_NOT_SUPPORTED
:
2121 ts
->stat
= SAS_OPEN_REJECT
;
2122 ts
->open_rej_reason
= SAS_OREJ_CONN_RATE
;
2125 case TRANS_TX_OPEN_CNX_ERR_BAD_DESTINATION
:
2127 ts
->stat
= SAS_OPEN_REJECT
;
2128 ts
->open_rej_reason
= SAS_OREJ_BAD_DEST
;
2131 case TRANS_TX_OPEN_CNX_ERR_WRONG_DESTINATION
:
2133 ts
->stat
= SAS_OPEN_REJECT
;
2134 ts
->open_rej_reason
= SAS_OREJ_WRONG_DEST
;
2137 case DMA_RX_UNEXP_NORM_RESP_ERR
:
2138 case TRANS_TX_OPEN_CNX_ERR_ZONE_VIOLATION
:
2139 case DMA_RX_RESP_BUF_OVERFLOW
:
2141 ts
->stat
= SAS_OPEN_REJECT
;
2142 ts
->open_rej_reason
= SAS_OREJ_UNKNOWN
;
2145 case TRANS_TX_OPEN_CNX_ERR_LOW_PHY_POWER
:
2148 ts
->stat
= SAS_DEV_NO_RESPONSE
;
2151 case DMA_RX_DATA_LEN_OVERFLOW
:
2153 ts
->stat
= SAS_DATA_OVERRUN
;
2157 case DMA_RX_DATA_LEN_UNDERFLOW
:
2159 ts
->residual
= trans_tx_fail_type
;
2160 ts
->stat
= SAS_DATA_UNDERRUN
;
2163 case TRANS_TX_OPEN_FAIL_WITH_IT_NEXUS_LOSS
:
2164 case TRANS_TX_ERR_PHY_NOT_ENABLE
:
2165 case TRANS_TX_OPEN_CNX_ERR_BY_OTHER
:
2166 case TRANS_TX_OPEN_CNX_ERR_AIP_TIMEOUT
:
2167 case TRANS_TX_OPEN_CNX_ERR_BREAK_RCVD
:
2168 case TRANS_TX_OPEN_CNX_ERR_PATHWAY_BLOCKED
:
2169 case TRANS_TX_OPEN_CNX_ERR_OPEN_TIMEOUT
:
2170 case TRANS_TX_OPEN_RETRY_ERR_THRESHOLD_REACHED
:
2171 case TRANS_TX_ERR_WITH_BREAK_TIMEOUT
:
2172 case TRANS_TX_ERR_WITH_BREAK_REQUEST
:
2173 case TRANS_TX_ERR_WITH_BREAK_RECEVIED
:
2174 case TRANS_TX_ERR_WITH_CLOSE_TIMEOUT
:
2175 case TRANS_TX_ERR_WITH_CLOSE_NORMAL
:
2176 case TRANS_TX_ERR_WITH_CLOSE_PHYDISALE
:
2177 case TRANS_TX_ERR_WITH_CLOSE_DWS_TIMEOUT
:
2178 case TRANS_TX_ERR_WITH_CLOSE_COMINIT
:
2179 case TRANS_TX_ERR_WITH_NAK_RECEVIED
:
2180 case TRANS_TX_ERR_WITH_ACK_NAK_TIMEOUT
:
2181 case TRANS_TX_ERR_WITH_CREDIT_TIMEOUT
:
2182 case TRANS_TX_ERR_WITH_IPTT_CONFLICT
:
2183 case TRANS_RX_ERR_WITH_RXFRAME_CRC_ERR
:
2184 case TRANS_RX_ERR_WITH_RXFIS_8B10B_DISP_ERR
:
2185 case TRANS_RX_ERR_WITH_RXFRAME_HAVE_ERRPRM
:
2186 case TRANS_RX_ERR_WITH_LINK_BUF_OVERRUN
:
2187 case TRANS_RX_ERR_WITH_BREAK_TIMEOUT
:
2188 case TRANS_RX_ERR_WITH_BREAK_REQUEST
:
2189 case TRANS_RX_ERR_WITH_BREAK_RECEVIED
:
2190 case TRANS_RX_ERR_WITH_CLOSE_NORMAL
:
2191 case TRANS_RX_ERR_WITH_CLOSE_DWS_TIMEOUT
:
2192 case TRANS_RX_ERR_WITH_CLOSE_COMINIT
:
2193 case TRANS_TX_ERR_FRAME_TXED
:
2194 case TRANS_RX_ERR_WITH_CLOSE_PHY_DISABLE
:
2195 case TRANS_RX_ERR_WITH_DATA_LEN0
:
2196 case TRANS_RX_ERR_WITH_BAD_HASH
:
2197 case TRANS_RX_XRDY_WLEN_ZERO_ERR
:
2198 case TRANS_RX_SSP_FRM_LEN_ERR
:
2199 case TRANS_RX_ERR_WITH_BAD_FRM_TYPE
:
2200 case DMA_TX_DATA_SGL_OVERFLOW
:
2201 case DMA_TX_UNEXP_XFER_ERR
:
2202 case DMA_TX_UNEXP_RETRANS_ERR
:
2203 case DMA_TX_XFER_LEN_OVERFLOW
:
2204 case DMA_TX_XFER_OFFSET_ERR
:
2205 case SIPC_RX_DATA_UNDERFLOW_ERR
:
2206 case DMA_RX_DATA_SGL_OVERFLOW
:
2207 case DMA_RX_DATA_OFFSET_ERR
:
2208 case DMA_RX_RDSETUP_LEN_ODD_ERR
:
2209 case DMA_RX_RDSETUP_LEN_ZERO_ERR
:
2210 case DMA_RX_RDSETUP_LEN_OVER_ERR
:
2211 case DMA_RX_SATA_FRAME_TYPE_ERR
:
2212 case DMA_RX_UNKNOWN_FRM_ERR
:
2214 /* This will request a retry */
2215 ts
->stat
= SAS_QUEUE_FULL
;
2224 case SAS_PROTOCOL_SMP
:
2225 ts
->stat
= SAM_STAT_CHECK_CONDITION
;
2228 case SAS_PROTOCOL_SATA
:
2229 case SAS_PROTOCOL_STP
:
2230 case SAS_PROTOCOL_SATA
| SAS_PROTOCOL_STP
:
2233 case TRANS_TX_OPEN_CNX_ERR_NO_DESTINATION
:
2235 ts
->stat
= SAS_OPEN_REJECT
;
2236 ts
->open_rej_reason
= SAS_OREJ_NO_DEST
;
2239 case TRANS_TX_OPEN_CNX_ERR_LOW_PHY_POWER
:
2241 ts
->resp
= SAS_TASK_UNDELIVERED
;
2242 ts
->stat
= SAS_DEV_NO_RESPONSE
;
2245 case TRANS_TX_OPEN_CNX_ERR_PROTOCOL_NOT_SUPPORTED
:
2247 ts
->stat
= SAS_OPEN_REJECT
;
2248 ts
->open_rej_reason
= SAS_OREJ_EPROTO
;
2251 case TRANS_TX_OPEN_CNX_ERR_CONNECTION_RATE_NOT_SUPPORTED
:
2253 ts
->stat
= SAS_OPEN_REJECT
;
2254 ts
->open_rej_reason
= SAS_OREJ_CONN_RATE
;
2257 case TRANS_TX_OPEN_CNX_ERR_BAD_DESTINATION
:
2259 ts
->stat
= SAS_OPEN_REJECT
;
2260 ts
->open_rej_reason
= SAS_OREJ_CONN_RATE
;
2263 case TRANS_TX_OPEN_CNX_ERR_WRONG_DESTINATION
:
2265 ts
->stat
= SAS_OPEN_REJECT
;
2266 ts
->open_rej_reason
= SAS_OREJ_WRONG_DEST
;
2269 case DMA_RX_RESP_BUF_OVERFLOW
:
2270 case DMA_RX_UNEXP_NORM_RESP_ERR
:
2271 case TRANS_TX_OPEN_CNX_ERR_ZONE_VIOLATION
:
2273 ts
->stat
= SAS_OPEN_REJECT
;
2274 ts
->open_rej_reason
= SAS_OREJ_UNKNOWN
;
2277 case DMA_RX_DATA_LEN_OVERFLOW
:
2279 ts
->stat
= SAS_DATA_OVERRUN
;
2283 case DMA_RX_DATA_LEN_UNDERFLOW
:
2285 ts
->residual
= trans_tx_fail_type
;
2286 ts
->stat
= SAS_DATA_UNDERRUN
;
2289 case TRANS_TX_OPEN_FAIL_WITH_IT_NEXUS_LOSS
:
2290 case TRANS_TX_ERR_PHY_NOT_ENABLE
:
2291 case TRANS_TX_OPEN_CNX_ERR_BY_OTHER
:
2292 case TRANS_TX_OPEN_CNX_ERR_AIP_TIMEOUT
:
2293 case TRANS_TX_OPEN_CNX_ERR_BREAK_RCVD
:
2294 case TRANS_TX_OPEN_CNX_ERR_PATHWAY_BLOCKED
:
2295 case TRANS_TX_OPEN_CNX_ERR_OPEN_TIMEOUT
:
2296 case TRANS_TX_OPEN_RETRY_ERR_THRESHOLD_REACHED
:
2297 case TRANS_TX_ERR_WITH_BREAK_TIMEOUT
:
2298 case TRANS_TX_ERR_WITH_BREAK_REQUEST
:
2299 case TRANS_TX_ERR_WITH_BREAK_RECEVIED
:
2300 case TRANS_TX_ERR_WITH_CLOSE_TIMEOUT
:
2301 case TRANS_TX_ERR_WITH_CLOSE_NORMAL
:
2302 case TRANS_TX_ERR_WITH_CLOSE_PHYDISALE
:
2303 case TRANS_TX_ERR_WITH_CLOSE_DWS_TIMEOUT
:
2304 case TRANS_TX_ERR_WITH_CLOSE_COMINIT
:
2305 case TRANS_TX_ERR_WITH_ACK_NAK_TIMEOUT
:
2306 case TRANS_TX_ERR_WITH_CREDIT_TIMEOUT
:
2307 case TRANS_TX_ERR_WITH_OPEN_BY_DES_OR_OTHERS
:
2308 case TRANS_TX_ERR_WITH_WAIT_RECV_TIMEOUT
:
2309 case TRANS_RX_ERR_WITH_RXFRAME_HAVE_ERRPRM
:
2310 case TRANS_RX_ERR_WITH_RXFIS_8B10B_DISP_ERR
:
2311 case TRANS_RX_ERR_WITH_RXFIS_DECODE_ERROR
:
2312 case TRANS_RX_ERR_WITH_RXFIS_CRC_ERR
:
2313 case TRANS_RX_ERR_WITH_RXFRAME_LENGTH_OVERRUN
:
2314 case TRANS_RX_ERR_WITH_RXFIS_RX_SYNCP
:
2315 case TRANS_RX_ERR_WITH_LINK_BUF_OVERRUN
:
2316 case TRANS_RX_ERR_WITH_BREAK_TIMEOUT
:
2317 case TRANS_RX_ERR_WITH_BREAK_REQUEST
:
2318 case TRANS_RX_ERR_WITH_BREAK_RECEVIED
:
2319 case TRANS_RX_ERR_WITH_CLOSE_NORMAL
:
2320 case TRANS_RX_ERR_WITH_CLOSE_PHY_DISABLE
:
2321 case TRANS_RX_ERR_WITH_CLOSE_DWS_TIMEOUT
:
2322 case TRANS_RX_ERR_WITH_CLOSE_COMINIT
:
2323 case TRANS_RX_ERR_WITH_DATA_LEN0
:
2324 case TRANS_RX_ERR_WITH_BAD_HASH
:
2325 case TRANS_RX_XRDY_WLEN_ZERO_ERR
:
2326 case TRANS_RX_ERR_WITH_BAD_FRM_TYPE
:
2327 case DMA_TX_DATA_SGL_OVERFLOW
:
2328 case DMA_TX_UNEXP_XFER_ERR
:
2329 case DMA_TX_UNEXP_RETRANS_ERR
:
2330 case DMA_TX_XFER_LEN_OVERFLOW
:
2331 case DMA_TX_XFER_OFFSET_ERR
:
2332 case SIPC_RX_FIS_STATUS_ERR_BIT_VLD
:
2333 case SIPC_RX_PIO_WRSETUP_STATUS_DRQ_ERR
:
2334 case SIPC_RX_FIS_STATUS_BSY_BIT_ERR
:
2335 case SIPC_RX_WRSETUP_LEN_ODD_ERR
:
2336 case SIPC_RX_WRSETUP_LEN_ZERO_ERR
:
2337 case SIPC_RX_WRDATA_LEN_NOT_MATCH_ERR
:
2338 case SIPC_RX_SATA_UNEXP_FIS_ERR
:
2339 case DMA_RX_DATA_SGL_OVERFLOW
:
2340 case DMA_RX_DATA_OFFSET_ERR
:
2341 case DMA_RX_SATA_FRAME_TYPE_ERR
:
2342 case DMA_RX_UNEXP_RDFRAME_ERR
:
2343 case DMA_RX_PIO_DATA_LEN_ERR
:
2344 case DMA_RX_RDSETUP_STATUS_ERR
:
2345 case DMA_RX_RDSETUP_STATUS_DRQ_ERR
:
2346 case DMA_RX_RDSETUP_STATUS_BSY_ERR
:
2347 case DMA_RX_RDSETUP_LEN_ODD_ERR
:
2348 case DMA_RX_RDSETUP_LEN_ZERO_ERR
:
2349 case DMA_RX_RDSETUP_LEN_OVER_ERR
:
2350 case DMA_RX_RDSETUP_OFFSET_ERR
:
2351 case DMA_RX_RDSETUP_ACTIVE_ERR
:
2352 case DMA_RX_RDSETUP_ESTATUS_ERR
:
2353 case DMA_RX_UNKNOWN_FRM_ERR
:
2354 case TRANS_RX_SSP_FRM_LEN_ERR
:
2355 case TRANS_TX_OPEN_CNX_ERR_STP_RESOURCES_BUSY
:
2358 ts
->stat
= SAS_PHY_DOWN
;
2363 ts
->stat
= SAS_PROTO_RESPONSE
;
2367 hisi_sas_sata_done(task
, slot
);
2376 slot_complete_v2_hw(struct hisi_hba
*hisi_hba
, struct hisi_sas_slot
*slot
)
2378 struct sas_task
*task
= slot
->task
;
2379 struct hisi_sas_device
*sas_dev
;
2380 struct device
*dev
= hisi_hba
->dev
;
2381 struct task_status_struct
*ts
;
2382 struct domain_device
*device
;
2383 enum exec_status sts
;
2384 struct hisi_sas_complete_v2_hdr
*complete_queue
=
2385 hisi_hba
->complete_hdr
[slot
->cmplt_queue
];
2386 struct hisi_sas_complete_v2_hdr
*complete_hdr
=
2387 &complete_queue
[slot
->cmplt_queue_slot
];
2388 unsigned long flags
;
2391 if (unlikely(!task
|| !task
->lldd_task
|| !task
->dev
))
2394 ts
= &task
->task_status
;
2396 sas_dev
= device
->lldd_dev
;
2398 spin_lock_irqsave(&task
->task_state_lock
, flags
);
2399 aborted
= task
->task_state_flags
& SAS_TASK_STATE_ABORTED
;
2400 task
->task_state_flags
&=
2401 ~(SAS_TASK_STATE_PENDING
| SAS_TASK_AT_INITIATOR
);
2402 spin_unlock_irqrestore(&task
->task_state_lock
, flags
);
2404 memset(ts
, 0, sizeof(*ts
));
2405 ts
->resp
= SAS_TASK_COMPLETE
;
2407 if (unlikely(aborted
)) {
2408 dev_dbg(dev
, "slot_complete: task(%p) aborted\n", task
);
2409 ts
->stat
= SAS_ABORTED_TASK
;
2410 spin_lock_irqsave(&hisi_hba
->lock
, flags
);
2411 hisi_sas_slot_task_free(hisi_hba
, task
, slot
);
2412 spin_unlock_irqrestore(&hisi_hba
->lock
, flags
);
2416 if (unlikely(!sas_dev
)) {
2417 dev_dbg(dev
, "slot complete: port has no device\n");
2418 ts
->stat
= SAS_PHY_DOWN
;
2422 /* Use SAS+TMF status codes */
2423 switch ((complete_hdr
->dw0
& CMPLT_HDR_ABORT_STAT_MSK
)
2424 >> CMPLT_HDR_ABORT_STAT_OFF
) {
2425 case STAT_IO_ABORTED
:
2426 /* this io has been aborted by abort command */
2427 ts
->stat
= SAS_ABORTED_TASK
;
2429 case STAT_IO_COMPLETE
:
2430 /* internal abort command complete */
2431 ts
->stat
= TMF_RESP_FUNC_SUCC
;
2432 del_timer(&slot
->internal_abort_timer
);
2434 case STAT_IO_NO_DEVICE
:
2435 ts
->stat
= TMF_RESP_FUNC_COMPLETE
;
2436 del_timer(&slot
->internal_abort_timer
);
2438 case STAT_IO_NOT_VALID
:
2439 /* abort single io, controller don't find
2440 * the io need to abort
2442 ts
->stat
= TMF_RESP_FUNC_FAILED
;
2443 del_timer(&slot
->internal_abort_timer
);
2449 if ((complete_hdr
->dw0
& CMPLT_HDR_ERX_MSK
) &&
2450 (!(complete_hdr
->dw0
& CMPLT_HDR_RSPNS_XFRD_MSK
))) {
2451 u32 err_phase
= (complete_hdr
->dw0
& CMPLT_HDR_ERR_PHASE_MSK
)
2452 >> CMPLT_HDR_ERR_PHASE_OFF
;
2453 u32
*error_info
= hisi_sas_status_buf_addr_mem(slot
);
2455 /* Analyse error happens on which phase TX or RX */
2456 if (ERR_ON_TX_PHASE(err_phase
))
2457 slot_err_v2_hw(hisi_hba
, task
, slot
, 1);
2458 else if (ERR_ON_RX_PHASE(err_phase
))
2459 slot_err_v2_hw(hisi_hba
, task
, slot
, 2);
2461 if (ts
->stat
!= SAS_DATA_UNDERRUN
)
2462 dev_info(dev
, "erroneous completion iptt=%d task=%p "
2463 "CQ hdr: 0x%x 0x%x 0x%x 0x%x "
2464 "Error info: 0x%x 0x%x 0x%x 0x%x\n",
2466 complete_hdr
->dw0
, complete_hdr
->dw1
,
2467 complete_hdr
->act
, complete_hdr
->dw3
,
2468 error_info
[0], error_info
[1],
2469 error_info
[2], error_info
[3]);
2471 if (unlikely(slot
->abort
))
2476 switch (task
->task_proto
) {
2477 case SAS_PROTOCOL_SSP
:
2479 struct hisi_sas_status_buffer
*status_buffer
=
2480 hisi_sas_status_buf_addr_mem(slot
);
2481 struct ssp_response_iu
*iu
= (struct ssp_response_iu
*)
2482 &status_buffer
->iu
[0];
2484 sas_ssp_task_response(dev
, task
, iu
);
2487 case SAS_PROTOCOL_SMP
:
2489 struct scatterlist
*sg_resp
= &task
->smp_task
.smp_resp
;
2492 ts
->stat
= SAM_STAT_GOOD
;
2493 to
= kmap_atomic(sg_page(sg_resp
));
2495 dma_unmap_sg(dev
, &task
->smp_task
.smp_resp
, 1,
2497 dma_unmap_sg(dev
, &task
->smp_task
.smp_req
, 1,
2499 memcpy(to
+ sg_resp
->offset
,
2500 hisi_sas_status_buf_addr_mem(slot
) +
2501 sizeof(struct hisi_sas_err_record
),
2502 sg_dma_len(sg_resp
));
2506 case SAS_PROTOCOL_SATA
:
2507 case SAS_PROTOCOL_STP
:
2508 case SAS_PROTOCOL_SATA
| SAS_PROTOCOL_STP
:
2510 ts
->stat
= SAM_STAT_GOOD
;
2511 hisi_sas_sata_done(task
, slot
);
2515 ts
->stat
= SAM_STAT_CHECK_CONDITION
;
2519 if (!slot
->port
->port_attached
) {
2520 dev_warn(dev
, "slot complete: port %d has removed\n",
2521 slot
->port
->sas_port
.id
);
2522 ts
->stat
= SAS_PHY_DOWN
;
2526 spin_lock_irqsave(&task
->task_state_lock
, flags
);
2527 task
->task_state_flags
|= SAS_TASK_STATE_DONE
;
2528 spin_unlock_irqrestore(&task
->task_state_lock
, flags
);
2529 spin_lock_irqsave(&hisi_hba
->lock
, flags
);
2530 hisi_sas_slot_task_free(hisi_hba
, task
, slot
);
2531 spin_unlock_irqrestore(&hisi_hba
->lock
, flags
);
2534 if (task
->task_done
)
2535 task
->task_done(task
);
2540 static int prep_ata_v2_hw(struct hisi_hba
*hisi_hba
,
2541 struct hisi_sas_slot
*slot
)
2543 struct sas_task
*task
= slot
->task
;
2544 struct domain_device
*device
= task
->dev
;
2545 struct domain_device
*parent_dev
= device
->parent
;
2546 struct hisi_sas_device
*sas_dev
= device
->lldd_dev
;
2547 struct hisi_sas_cmd_hdr
*hdr
= slot
->cmd_hdr
;
2548 struct asd_sas_port
*sas_port
= device
->port
;
2549 struct hisi_sas_port
*port
= to_hisi_sas_port(sas_port
);
2551 int has_data
= 0, rc
= 0, hdr_tag
= 0;
2552 u32 dw1
= 0, dw2
= 0;
2556 hdr
->dw0
= cpu_to_le32(port
->id
<< CMD_HDR_PORT_OFF
);
2557 if (parent_dev
&& DEV_IS_EXPANDER(parent_dev
->dev_type
))
2558 hdr
->dw0
|= cpu_to_le32(3 << CMD_HDR_CMD_OFF
);
2560 hdr
->dw0
|= cpu_to_le32(4 << CMD_HDR_CMD_OFF
);
2563 switch (task
->data_dir
) {
2566 dw1
|= DIR_TO_DEVICE
<< CMD_HDR_DIR_OFF
;
2568 case DMA_FROM_DEVICE
:
2570 dw1
|= DIR_TO_INI
<< CMD_HDR_DIR_OFF
;
2573 dw1
&= ~CMD_HDR_DIR_MSK
;
2576 if ((task
->ata_task
.fis
.command
== ATA_CMD_DEV_RESET
) &&
2577 (task
->ata_task
.fis
.control
& ATA_SRST
))
2578 dw1
|= 1 << CMD_HDR_RESET_OFF
;
2580 dw1
|= (hisi_sas_get_ata_protocol(
2581 &task
->ata_task
.fis
, task
->data_dir
))
2582 << CMD_HDR_FRAME_TYPE_OFF
;
2583 dw1
|= sas_dev
->device_id
<< CMD_HDR_DEV_ID_OFF
;
2584 hdr
->dw1
= cpu_to_le32(dw1
);
2587 if (task
->ata_task
.use_ncq
&& hisi_sas_get_ncq_tag(task
, &hdr_tag
)) {
2588 task
->ata_task
.fis
.sector_count
|= (u8
) (hdr_tag
<< 3);
2589 dw2
|= hdr_tag
<< CMD_HDR_NCQ_TAG_OFF
;
2592 dw2
|= (HISI_SAS_MAX_STP_RESP_SZ
/ 4) << CMD_HDR_CFL_OFF
|
2593 2 << CMD_HDR_SG_MOD_OFF
;
2594 hdr
->dw2
= cpu_to_le32(dw2
);
2597 hdr
->transfer_tags
= cpu_to_le32(slot
->idx
);
2600 rc
= prep_prd_sge_v2_hw(hisi_hba
, slot
, hdr
, task
->scatter
,
2606 hdr
->data_transfer_len
= cpu_to_le32(task
->total_xfer_len
);
2607 hdr
->cmd_table_addr
= cpu_to_le64(hisi_sas_cmd_hdr_addr_dma(slot
));
2608 hdr
->sts_buffer_addr
= cpu_to_le64(hisi_sas_status_buf_addr_dma(slot
));
2610 buf_cmd
= hisi_sas_cmd_hdr_addr_mem(slot
);
2612 if (likely(!task
->ata_task
.device_control_reg_update
))
2613 task
->ata_task
.fis
.flags
|= 0x80; /* C=1: update ATA cmd reg */
2614 /* fill in command FIS */
2615 memcpy(buf_cmd
, &task
->ata_task
.fis
, sizeof(struct host_to_dev_fis
));
2620 static void hisi_sas_internal_abort_quirk_timeout(struct timer_list
*t
)
2622 struct hisi_sas_slot
*slot
= from_timer(slot
, t
, internal_abort_timer
);
2623 struct hisi_sas_port
*port
= slot
->port
;
2624 struct asd_sas_port
*asd_sas_port
;
2625 struct asd_sas_phy
*sas_phy
;
2630 asd_sas_port
= &port
->sas_port
;
2632 /* Kick the hardware - send break command */
2633 list_for_each_entry(sas_phy
, &asd_sas_port
->phy_list
, port_phy_el
) {
2634 struct hisi_sas_phy
*phy
= sas_phy
->lldd_phy
;
2635 struct hisi_hba
*hisi_hba
= phy
->hisi_hba
;
2636 int phy_no
= sas_phy
->id
;
2639 link_dfx2
= hisi_sas_phy_read32(hisi_hba
, phy_no
, LINK_DFX2
);
2640 if ((link_dfx2
== LINK_DFX2_RCVR_HOLD_STS_MSK
) ||
2641 (link_dfx2
& LINK_DFX2_SEND_HOLD_STS_MSK
)) {
2644 txid_auto
= hisi_sas_phy_read32(hisi_hba
, phy_no
,
2646 txid_auto
|= TXID_AUTO_CTB_MSK
;
2647 hisi_sas_phy_write32(hisi_hba
, phy_no
, TXID_AUTO
,
2654 static int prep_abort_v2_hw(struct hisi_hba
*hisi_hba
,
2655 struct hisi_sas_slot
*slot
,
2656 int device_id
, int abort_flag
, int tag_to_abort
)
2658 struct sas_task
*task
= slot
->task
;
2659 struct domain_device
*dev
= task
->dev
;
2660 struct hisi_sas_cmd_hdr
*hdr
= slot
->cmd_hdr
;
2661 struct hisi_sas_port
*port
= slot
->port
;
2662 struct timer_list
*timer
= &slot
->internal_abort_timer
;
2664 /* setup the quirk timer */
2665 timer_setup(timer
, hisi_sas_internal_abort_quirk_timeout
, 0);
2666 /* Set the timeout to 10ms less than internal abort timeout */
2667 mod_timer(timer
, jiffies
+ msecs_to_jiffies(100));
2670 hdr
->dw0
= cpu_to_le32((5 << CMD_HDR_CMD_OFF
) | /*abort*/
2671 (port
->id
<< CMD_HDR_PORT_OFF
) |
2672 (dev_is_sata(dev
) <<
2673 CMD_HDR_ABORT_DEVICE_TYPE_OFF
) |
2674 (abort_flag
<< CMD_HDR_ABORT_FLAG_OFF
));
2677 hdr
->dw1
= cpu_to_le32(device_id
<< CMD_HDR_DEV_ID_OFF
);
2680 hdr
->dw7
= cpu_to_le32(tag_to_abort
<< CMD_HDR_ABORT_IPTT_OFF
);
2681 hdr
->transfer_tags
= cpu_to_le32(slot
->idx
);
2686 static int phy_up_v2_hw(int phy_no
, struct hisi_hba
*hisi_hba
)
2688 int i
, res
= IRQ_HANDLED
;
2689 u32 port_id
, link_rate
;
2690 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[phy_no
];
2691 struct asd_sas_phy
*sas_phy
= &phy
->sas_phy
;
2692 struct device
*dev
= hisi_hba
->dev
;
2693 u32
*frame_rcvd
= (u32
*)sas_phy
->frame_rcvd
;
2694 struct sas_identify_frame
*id
= (struct sas_identify_frame
*)frame_rcvd
;
2696 hisi_sas_phy_write32(hisi_hba
, phy_no
, PHYCTRL_PHY_ENA_MSK
, 1);
2698 if (is_sata_phy_v2_hw(hisi_hba
, phy_no
))
2702 u32 port_state
= hisi_sas_read32(hisi_hba
, PORT_STATE
);
2704 port_id
= (port_state
& PORT_STATE_PHY8_PORT_NUM_MSK
) >>
2705 PORT_STATE_PHY8_PORT_NUM_OFF
;
2706 link_rate
= (port_state
& PORT_STATE_PHY8_CONN_RATE_MSK
) >>
2707 PORT_STATE_PHY8_CONN_RATE_OFF
;
2709 port_id
= hisi_sas_read32(hisi_hba
, PHY_PORT_NUM_MA
);
2710 port_id
= (port_id
>> (4 * phy_no
)) & 0xf;
2711 link_rate
= hisi_sas_read32(hisi_hba
, PHY_CONN_RATE
);
2712 link_rate
= (link_rate
>> (phy_no
* 4)) & 0xf;
2715 if (port_id
== 0xf) {
2716 dev_err(dev
, "phyup: phy%d invalid portid\n", phy_no
);
2721 for (i
= 0; i
< 6; i
++) {
2722 u32 idaf
= hisi_sas_phy_read32(hisi_hba
, phy_no
,
2723 RX_IDAF_DWORD0
+ (i
* 4));
2724 frame_rcvd
[i
] = __swab32(idaf
);
2727 sas_phy
->linkrate
= link_rate
;
2728 sas_phy
->oob_mode
= SAS_OOB_MODE
;
2729 memcpy(sas_phy
->attached_sas_addr
, &id
->sas_addr
, SAS_ADDR_SIZE
);
2730 dev_info(dev
, "phyup: phy%d link_rate=%d\n", phy_no
, link_rate
);
2731 phy
->port_id
= port_id
;
2732 phy
->phy_type
&= ~(PORT_TYPE_SAS
| PORT_TYPE_SATA
);
2733 phy
->phy_type
|= PORT_TYPE_SAS
;
2734 phy
->phy_attached
= 1;
2735 phy
->identify
.device_type
= id
->dev_type
;
2736 phy
->frame_rcvd_size
= sizeof(struct sas_identify_frame
);
2737 if (phy
->identify
.device_type
== SAS_END_DEVICE
)
2738 phy
->identify
.target_port_protocols
=
2740 else if (phy
->identify
.device_type
!= SAS_PHY_UNUSED
) {
2741 phy
->identify
.target_port_protocols
=
2743 if (!timer_pending(&hisi_hba
->timer
))
2744 set_link_timer_quirk(hisi_hba
);
2746 hisi_sas_notify_phy_event(phy
, HISI_PHYE_PHY_UP
);
2749 hisi_sas_phy_write32(hisi_hba
, phy_no
, CHL_INT0
,
2750 CHL_INT0_SL_PHY_ENABLE_MSK
);
2751 hisi_sas_phy_write32(hisi_hba
, phy_no
, PHYCTRL_PHY_ENA_MSK
, 0);
2756 static bool check_any_wideports_v2_hw(struct hisi_hba
*hisi_hba
)
2760 port_state
= hisi_sas_read32(hisi_hba
, PORT_STATE
);
2761 if (port_state
& 0x1ff)
2767 static int phy_down_v2_hw(int phy_no
, struct hisi_hba
*hisi_hba
)
2769 u32 phy_state
, sl_ctrl
, txid_auto
;
2770 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[phy_no
];
2771 struct hisi_sas_port
*port
= phy
->port
;
2772 struct device
*dev
= hisi_hba
->dev
;
2774 hisi_sas_phy_write32(hisi_hba
, phy_no
, PHYCTRL_NOT_RDY_MSK
, 1);
2776 phy_state
= hisi_sas_read32(hisi_hba
, PHY_STATE
);
2777 dev_info(dev
, "phydown: phy%d phy_state=0x%x\n", phy_no
, phy_state
);
2778 hisi_sas_phy_down(hisi_hba
, phy_no
, (phy_state
& 1 << phy_no
) ? 1 : 0);
2780 sl_ctrl
= hisi_sas_phy_read32(hisi_hba
, phy_no
, SL_CONTROL
);
2781 hisi_sas_phy_write32(hisi_hba
, phy_no
, SL_CONTROL
,
2782 sl_ctrl
& ~SL_CONTROL_CTA_MSK
);
2783 if (port
&& !get_wideport_bitmap_v2_hw(hisi_hba
, port
->id
))
2784 if (!check_any_wideports_v2_hw(hisi_hba
) &&
2785 timer_pending(&hisi_hba
->timer
))
2786 del_timer(&hisi_hba
->timer
);
2788 txid_auto
= hisi_sas_phy_read32(hisi_hba
, phy_no
, TXID_AUTO
);
2789 hisi_sas_phy_write32(hisi_hba
, phy_no
, TXID_AUTO
,
2790 txid_auto
| TXID_AUTO_CT3_MSK
);
2792 hisi_sas_phy_write32(hisi_hba
, phy_no
, CHL_INT0
, CHL_INT0_NOT_RDY_MSK
);
2793 hisi_sas_phy_write32(hisi_hba
, phy_no
, PHYCTRL_NOT_RDY_MSK
, 0);
2798 static irqreturn_t
int_phy_updown_v2_hw(int irq_no
, void *p
)
2800 struct hisi_hba
*hisi_hba
= p
;
2803 irqreturn_t res
= IRQ_NONE
;
2805 irq_msk
= (hisi_sas_read32(hisi_hba
, HGC_INVLD_DQE_INFO
)
2806 >> HGC_INVLD_DQE_INFO_FB_CH0_OFF
) & 0x1ff;
2809 u32 reg_value
= hisi_sas_phy_read32(hisi_hba
, phy_no
,
2812 switch (reg_value
& (CHL_INT0_NOT_RDY_MSK
|
2813 CHL_INT0_SL_PHY_ENABLE_MSK
)) {
2815 case CHL_INT0_SL_PHY_ENABLE_MSK
:
2817 if (phy_up_v2_hw(phy_no
, hisi_hba
) ==
2822 case CHL_INT0_NOT_RDY_MSK
:
2824 if (phy_down_v2_hw(phy_no
, hisi_hba
) ==
2829 case (CHL_INT0_NOT_RDY_MSK
|
2830 CHL_INT0_SL_PHY_ENABLE_MSK
):
2831 reg_value
= hisi_sas_read32(hisi_hba
,
2833 if (reg_value
& BIT(phy_no
)) {
2835 if (phy_up_v2_hw(phy_no
, hisi_hba
) ==
2840 if (phy_down_v2_hw(phy_no
, hisi_hba
) ==
2858 static void phy_bcast_v2_hw(int phy_no
, struct hisi_hba
*hisi_hba
)
2860 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[phy_no
];
2861 struct asd_sas_phy
*sas_phy
= &phy
->sas_phy
;
2862 struct sas_ha_struct
*sas_ha
= &hisi_hba
->sha
;
2865 hisi_sas_phy_write32(hisi_hba
, phy_no
, SL_RX_BCAST_CHK_MSK
, 1);
2866 bcast_status
= hisi_sas_phy_read32(hisi_hba
, phy_no
, RX_PRIMS_STATUS
);
2867 if (bcast_status
& RX_BCAST_CHG_MSK
)
2868 sas_ha
->notify_port_event(sas_phy
, PORTE_BROADCAST_RCVD
);
2869 hisi_sas_phy_write32(hisi_hba
, phy_no
, CHL_INT0
,
2870 CHL_INT0_SL_RX_BCST_ACK_MSK
);
2871 hisi_sas_phy_write32(hisi_hba
, phy_no
, SL_RX_BCAST_CHK_MSK
, 0);
2874 static const struct hisi_sas_hw_error port_ecc_axi_error
[] = {
2876 .irq_msk
= BIT(CHL_INT1_DMAC_TX_ECC_ERR_OFF
),
2877 .msg
= "dmac_tx_ecc_bad_err",
2880 .irq_msk
= BIT(CHL_INT1_DMAC_RX_ECC_ERR_OFF
),
2881 .msg
= "dmac_rx_ecc_bad_err",
2884 .irq_msk
= BIT(CHL_INT1_DMAC_TX_AXI_WR_ERR_OFF
),
2885 .msg
= "dma_tx_axi_wr_err",
2888 .irq_msk
= BIT(CHL_INT1_DMAC_TX_AXI_RD_ERR_OFF
),
2889 .msg
= "dma_tx_axi_rd_err",
2892 .irq_msk
= BIT(CHL_INT1_DMAC_RX_AXI_WR_ERR_OFF
),
2893 .msg
= "dma_rx_axi_wr_err",
2896 .irq_msk
= BIT(CHL_INT1_DMAC_RX_AXI_RD_ERR_OFF
),
2897 .msg
= "dma_rx_axi_rd_err",
2901 static irqreturn_t
int_chnl_int_v2_hw(int irq_no
, void *p
)
2903 struct hisi_hba
*hisi_hba
= p
;
2904 struct device
*dev
= hisi_hba
->dev
;
2905 u32 ent_msk
, ent_tmp
, irq_msk
;
2908 ent_msk
= hisi_sas_read32(hisi_hba
, ENT_INT_SRC_MSK3
);
2910 ent_msk
|= ENT_INT_SRC_MSK3_ENT95_MSK_MSK
;
2911 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK3
, ent_msk
);
2913 irq_msk
= (hisi_sas_read32(hisi_hba
, HGC_INVLD_DQE_INFO
) >>
2914 HGC_INVLD_DQE_INFO_FB_CH3_OFF
) & 0x1ff;
2917 u32 irq_value0
= hisi_sas_phy_read32(hisi_hba
, phy_no
,
2919 u32 irq_value1
= hisi_sas_phy_read32(hisi_hba
, phy_no
,
2921 u32 irq_value2
= hisi_sas_phy_read32(hisi_hba
, phy_no
,
2924 if ((irq_msk
& (1 << phy_no
)) && irq_value1
) {
2927 for (i
= 0; i
< ARRAY_SIZE(port_ecc_axi_error
); i
++) {
2928 const struct hisi_sas_hw_error
*error
=
2929 &port_ecc_axi_error
[i
];
2931 if (!(irq_value1
& error
->irq_msk
))
2934 dev_warn(dev
, "%s error (phy%d 0x%x) found!\n",
2935 error
->msg
, phy_no
, irq_value1
);
2936 queue_work(hisi_hba
->wq
, &hisi_hba
->rst_work
);
2939 hisi_sas_phy_write32(hisi_hba
, phy_no
,
2940 CHL_INT1
, irq_value1
);
2943 if ((irq_msk
& (1 << phy_no
)) && irq_value2
) {
2944 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[phy_no
];
2946 if (irq_value2
& BIT(CHL_INT2_SL_IDAF_TOUT_CONF_OFF
)) {
2947 dev_warn(dev
, "phy%d identify timeout\n",
2949 hisi_sas_notify_phy_event(phy
,
2950 HISI_PHYE_LINK_RESET
);
2953 hisi_sas_phy_write32(hisi_hba
, phy_no
,
2954 CHL_INT2
, irq_value2
);
2957 if ((irq_msk
& (1 << phy_no
)) && irq_value0
) {
2958 if (irq_value0
& CHL_INT0_SL_RX_BCST_ACK_MSK
)
2959 phy_bcast_v2_hw(phy_no
, hisi_hba
);
2961 hisi_sas_phy_write32(hisi_hba
, phy_no
,
2962 CHL_INT0
, irq_value0
2963 & (~CHL_INT0_HOTPLUG_TOUT_MSK
)
2964 & (~CHL_INT0_SL_PHY_ENABLE_MSK
)
2965 & (~CHL_INT0_NOT_RDY_MSK
));
2967 irq_msk
&= ~(1 << phy_no
);
2971 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK3
, ent_tmp
);
2977 one_bit_ecc_error_process_v2_hw(struct hisi_hba
*hisi_hba
, u32 irq_value
)
2979 struct device
*dev
= hisi_hba
->dev
;
2980 const struct hisi_sas_hw_error
*ecc_error
;
2984 for (i
= 0; i
< ARRAY_SIZE(one_bit_ecc_errors
); i
++) {
2985 ecc_error
= &one_bit_ecc_errors
[i
];
2986 if (irq_value
& ecc_error
->irq_msk
) {
2987 val
= hisi_sas_read32(hisi_hba
, ecc_error
->reg
);
2988 val
&= ecc_error
->msk
;
2989 val
>>= ecc_error
->shift
;
2990 dev_warn(dev
, ecc_error
->msg
, val
);
2995 static void multi_bit_ecc_error_process_v2_hw(struct hisi_hba
*hisi_hba
,
2998 struct device
*dev
= hisi_hba
->dev
;
2999 const struct hisi_sas_hw_error
*ecc_error
;
3003 for (i
= 0; i
< ARRAY_SIZE(multi_bit_ecc_errors
); i
++) {
3004 ecc_error
= &multi_bit_ecc_errors
[i
];
3005 if (irq_value
& ecc_error
->irq_msk
) {
3006 val
= hisi_sas_read32(hisi_hba
, ecc_error
->reg
);
3007 val
&= ecc_error
->msk
;
3008 val
>>= ecc_error
->shift
;
3009 dev_err(dev
, ecc_error
->msg
, irq_value
, val
);
3010 queue_work(hisi_hba
->wq
, &hisi_hba
->rst_work
);
3017 static irqreturn_t
fatal_ecc_int_v2_hw(int irq_no
, void *p
)
3019 struct hisi_hba
*hisi_hba
= p
;
3020 u32 irq_value
, irq_msk
;
3022 irq_msk
= hisi_sas_read32(hisi_hba
, SAS_ECC_INTR_MSK
);
3023 hisi_sas_write32(hisi_hba
, SAS_ECC_INTR_MSK
, irq_msk
| 0xffffffff);
3025 irq_value
= hisi_sas_read32(hisi_hba
, SAS_ECC_INTR
);
3027 one_bit_ecc_error_process_v2_hw(hisi_hba
, irq_value
);
3028 multi_bit_ecc_error_process_v2_hw(hisi_hba
, irq_value
);
3031 hisi_sas_write32(hisi_hba
, SAS_ECC_INTR
, irq_value
);
3032 hisi_sas_write32(hisi_hba
, SAS_ECC_INTR_MSK
, irq_msk
);
3037 static const struct hisi_sas_hw_error axi_error
[] = {
3038 { .msk
= BIT(0), .msg
= "IOST_AXI_W_ERR" },
3039 { .msk
= BIT(1), .msg
= "IOST_AXI_R_ERR" },
3040 { .msk
= BIT(2), .msg
= "ITCT_AXI_W_ERR" },
3041 { .msk
= BIT(3), .msg
= "ITCT_AXI_R_ERR" },
3042 { .msk
= BIT(4), .msg
= "SATA_AXI_W_ERR" },
3043 { .msk
= BIT(5), .msg
= "SATA_AXI_R_ERR" },
3044 { .msk
= BIT(6), .msg
= "DQE_AXI_R_ERR" },
3045 { .msk
= BIT(7), .msg
= "CQE_AXI_W_ERR" },
3049 static const struct hisi_sas_hw_error fifo_error
[] = {
3050 { .msk
= BIT(8), .msg
= "CQE_WINFO_FIFO" },
3051 { .msk
= BIT(9), .msg
= "CQE_MSG_FIFIO" },
3052 { .msk
= BIT(10), .msg
= "GETDQE_FIFO" },
3053 { .msk
= BIT(11), .msg
= "CMDP_FIFO" },
3054 { .msk
= BIT(12), .msg
= "AWTCTRL_FIFO" },
3058 static const struct hisi_sas_hw_error fatal_axi_errors
[] = {
3060 .irq_msk
= BIT(ENT_INT_SRC3_WP_DEPTH_OFF
),
3061 .msg
= "write pointer and depth",
3064 .irq_msk
= BIT(ENT_INT_SRC3_IPTT_SLOT_NOMATCH_OFF
),
3065 .msg
= "iptt no match slot",
3068 .irq_msk
= BIT(ENT_INT_SRC3_RP_DEPTH_OFF
),
3069 .msg
= "read pointer and depth",
3072 .irq_msk
= BIT(ENT_INT_SRC3_AXI_OFF
),
3073 .reg
= HGC_AXI_FIFO_ERR_INFO
,
3077 .irq_msk
= BIT(ENT_INT_SRC3_FIFO_OFF
),
3078 .reg
= HGC_AXI_FIFO_ERR_INFO
,
3082 .irq_msk
= BIT(ENT_INT_SRC3_LM_OFF
),
3083 .msg
= "LM add/fetch list",
3086 .irq_msk
= BIT(ENT_INT_SRC3_ABT_OFF
),
3087 .msg
= "SAS_HGC_ABT fetch LM list",
3091 static irqreturn_t
fatal_axi_int_v2_hw(int irq_no
, void *p
)
3093 struct hisi_hba
*hisi_hba
= p
;
3094 u32 irq_value
, irq_msk
, err_value
;
3095 struct device
*dev
= hisi_hba
->dev
;
3096 const struct hisi_sas_hw_error
*axi_error
;
3099 irq_msk
= hisi_sas_read32(hisi_hba
, ENT_INT_SRC_MSK3
);
3100 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK3
, irq_msk
| 0xfffffffe);
3102 irq_value
= hisi_sas_read32(hisi_hba
, ENT_INT_SRC3
);
3104 for (i
= 0; i
< ARRAY_SIZE(fatal_axi_errors
); i
++) {
3105 axi_error
= &fatal_axi_errors
[i
];
3106 if (!(irq_value
& axi_error
->irq_msk
))
3109 hisi_sas_write32(hisi_hba
, ENT_INT_SRC3
,
3110 1 << axi_error
->shift
);
3111 if (axi_error
->sub
) {
3112 const struct hisi_sas_hw_error
*sub
= axi_error
->sub
;
3114 err_value
= hisi_sas_read32(hisi_hba
, axi_error
->reg
);
3115 for (; sub
->msk
|| sub
->msg
; sub
++) {
3116 if (!(err_value
& sub
->msk
))
3118 dev_err(dev
, "%s (0x%x) found!\n",
3119 sub
->msg
, irq_value
);
3120 queue_work(hisi_hba
->wq
, &hisi_hba
->rst_work
);
3123 dev_err(dev
, "%s (0x%x) found!\n",
3124 axi_error
->msg
, irq_value
);
3125 queue_work(hisi_hba
->wq
, &hisi_hba
->rst_work
);
3129 if (irq_value
& BIT(ENT_INT_SRC3_ITC_INT_OFF
)) {
3130 u32 reg_val
= hisi_sas_read32(hisi_hba
, ITCT_CLR
);
3131 u32 dev_id
= reg_val
& ITCT_DEV_MSK
;
3132 struct hisi_sas_device
*sas_dev
= &hisi_hba
->devices
[dev_id
];
3134 hisi_sas_write32(hisi_hba
, ITCT_CLR
, 0);
3135 dev_dbg(dev
, "clear ITCT ok\n");
3136 complete(sas_dev
->completion
);
3139 hisi_sas_write32(hisi_hba
, ENT_INT_SRC3
, irq_value
);
3140 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK3
, irq_msk
);
3145 static void cq_tasklet_v2_hw(unsigned long val
)
3147 struct hisi_sas_cq
*cq
= (struct hisi_sas_cq
*)val
;
3148 struct hisi_hba
*hisi_hba
= cq
->hisi_hba
;
3149 struct hisi_sas_slot
*slot
;
3150 struct hisi_sas_itct
*itct
;
3151 struct hisi_sas_complete_v2_hdr
*complete_queue
;
3152 u32 rd_point
= cq
->rd_point
, wr_point
, dev_id
;
3154 struct hisi_sas_dq
*dq
= &hisi_hba
->dq
[queue
];
3156 if (unlikely(hisi_hba
->reject_stp_links_msk
))
3157 phys_try_accept_stp_links_v2_hw(hisi_hba
);
3159 complete_queue
= hisi_hba
->complete_hdr
[queue
];
3161 spin_lock(&dq
->lock
);
3162 wr_point
= hisi_sas_read32(hisi_hba
, COMPL_Q_0_WR_PTR
+
3165 while (rd_point
!= wr_point
) {
3166 struct hisi_sas_complete_v2_hdr
*complete_hdr
;
3169 complete_hdr
= &complete_queue
[rd_point
];
3171 /* Check for NCQ completion */
3172 if (complete_hdr
->act
) {
3173 u32 act_tmp
= complete_hdr
->act
;
3174 int ncq_tag_count
= ffs(act_tmp
);
3176 dev_id
= (complete_hdr
->dw1
& CMPLT_HDR_DEV_ID_MSK
) >>
3177 CMPLT_HDR_DEV_ID_OFF
;
3178 itct
= &hisi_hba
->itct
[dev_id
];
3180 /* The NCQ tags are held in the itct header */
3181 while (ncq_tag_count
) {
3182 __le64
*ncq_tag
= &itct
->qw4_15
[0];
3185 iptt
= (ncq_tag
[ncq_tag_count
/ 5]
3186 >> (ncq_tag_count
% 5) * 12) & 0xfff;
3188 slot
= &hisi_hba
->slot_info
[iptt
];
3189 slot
->cmplt_queue_slot
= rd_point
;
3190 slot
->cmplt_queue
= queue
;
3191 slot_complete_v2_hw(hisi_hba
, slot
);
3193 act_tmp
&= ~(1 << ncq_tag_count
);
3194 ncq_tag_count
= ffs(act_tmp
);
3197 iptt
= (complete_hdr
->dw1
) & CMPLT_HDR_IPTT_MSK
;
3198 slot
= &hisi_hba
->slot_info
[iptt
];
3199 slot
->cmplt_queue_slot
= rd_point
;
3200 slot
->cmplt_queue
= queue
;
3201 slot_complete_v2_hw(hisi_hba
, slot
);
3204 if (++rd_point
>= HISI_SAS_QUEUE_SLOTS
)
3208 /* update rd_point */
3209 cq
->rd_point
= rd_point
;
3210 hisi_sas_write32(hisi_hba
, COMPL_Q_0_RD_PTR
+ (0x14 * queue
), rd_point
);
3211 spin_unlock(&dq
->lock
);
3214 static irqreturn_t
cq_interrupt_v2_hw(int irq_no
, void *p
)
3216 struct hisi_sas_cq
*cq
= p
;
3217 struct hisi_hba
*hisi_hba
= cq
->hisi_hba
;
3220 hisi_sas_write32(hisi_hba
, OQ_INT_SRC
, 1 << queue
);
3222 tasklet_schedule(&cq
->tasklet
);
3227 static irqreturn_t
sata_int_v2_hw(int irq_no
, void *p
)
3229 struct hisi_sas_phy
*phy
= p
;
3230 struct hisi_hba
*hisi_hba
= phy
->hisi_hba
;
3231 struct asd_sas_phy
*sas_phy
= &phy
->sas_phy
;
3232 struct device
*dev
= hisi_hba
->dev
;
3233 struct hisi_sas_initial_fis
*initial_fis
;
3234 struct dev_to_host_fis
*fis
;
3235 u32 ent_tmp
, ent_msk
, ent_int
, port_id
, link_rate
, hard_phy_linkrate
;
3236 irqreturn_t res
= IRQ_HANDLED
;
3237 u8 attached_sas_addr
[SAS_ADDR_SIZE
] = {0};
3240 phy_no
= sas_phy
->id
;
3241 initial_fis
= &hisi_hba
->initial_fis
[phy_no
];
3242 fis
= &initial_fis
->fis
;
3244 offset
= 4 * (phy_no
/ 4);
3245 ent_msk
= hisi_sas_read32(hisi_hba
, ENT_INT_SRC_MSK1
+ offset
);
3246 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK1
+ offset
,
3247 ent_msk
| 1 << ((phy_no
% 4) * 8));
3249 ent_int
= hisi_sas_read32(hisi_hba
, ENT_INT_SRC1
+ offset
);
3250 ent_tmp
= ent_int
& (1 << (ENT_INT_SRC1_D2H_FIS_CH1_OFF
*
3252 ent_int
>>= ENT_INT_SRC1_D2H_FIS_CH1_OFF
* (phy_no
% 4);
3253 if ((ent_int
& ENT_INT_SRC1_D2H_FIS_CH0_MSK
) == 0) {
3254 dev_warn(dev
, "sata int: phy%d did not receive FIS\n", phy_no
);
3259 /* check ERR bit of Status Register */
3260 if (fis
->status
& ATA_ERR
) {
3261 dev_warn(dev
, "sata int: phy%d FIS status: 0x%x\n", phy_no
,
3263 disable_phy_v2_hw(hisi_hba
, phy_no
);
3264 enable_phy_v2_hw(hisi_hba
, phy_no
);
3269 if (unlikely(phy_no
== 8)) {
3270 u32 port_state
= hisi_sas_read32(hisi_hba
, PORT_STATE
);
3272 port_id
= (port_state
& PORT_STATE_PHY8_PORT_NUM_MSK
) >>
3273 PORT_STATE_PHY8_PORT_NUM_OFF
;
3274 link_rate
= (port_state
& PORT_STATE_PHY8_CONN_RATE_MSK
) >>
3275 PORT_STATE_PHY8_CONN_RATE_OFF
;
3277 port_id
= hisi_sas_read32(hisi_hba
, PHY_PORT_NUM_MA
);
3278 port_id
= (port_id
>> (4 * phy_no
)) & 0xf;
3279 link_rate
= hisi_sas_read32(hisi_hba
, PHY_CONN_RATE
);
3280 link_rate
= (link_rate
>> (phy_no
* 4)) & 0xf;
3283 if (port_id
== 0xf) {
3284 dev_err(dev
, "sata int: phy%d invalid portid\n", phy_no
);
3289 sas_phy
->linkrate
= link_rate
;
3290 hard_phy_linkrate
= hisi_sas_phy_read32(hisi_hba
, phy_no
,
3292 phy
->maximum_linkrate
= hard_phy_linkrate
& 0xf;
3293 phy
->minimum_linkrate
= (hard_phy_linkrate
>> 4) & 0xf;
3295 sas_phy
->oob_mode
= SATA_OOB_MODE
;
3296 /* Make up some unique SAS address */
3297 attached_sas_addr
[0] = 0x50;
3298 attached_sas_addr
[7] = phy_no
;
3299 memcpy(sas_phy
->attached_sas_addr
, attached_sas_addr
, SAS_ADDR_SIZE
);
3300 memcpy(sas_phy
->frame_rcvd
, fis
, sizeof(struct dev_to_host_fis
));
3301 dev_info(dev
, "sata int phyup: phy%d link_rate=%d\n", phy_no
, link_rate
);
3302 phy
->phy_type
&= ~(PORT_TYPE_SAS
| PORT_TYPE_SATA
);
3303 phy
->port_id
= port_id
;
3304 phy
->phy_type
|= PORT_TYPE_SATA
;
3305 phy
->phy_attached
= 1;
3306 phy
->identify
.device_type
= SAS_SATA_DEV
;
3307 phy
->frame_rcvd_size
= sizeof(struct dev_to_host_fis
);
3308 phy
->identify
.target_port_protocols
= SAS_PROTOCOL_SATA
;
3309 hisi_sas_notify_phy_event(phy
, HISI_PHYE_PHY_UP
);
3312 hisi_sas_write32(hisi_hba
, ENT_INT_SRC1
+ offset
, ent_tmp
);
3313 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK1
+ offset
, ent_msk
);
3318 static irq_handler_t phy_interrupts
[HISI_SAS_PHY_INT_NR
] = {
3319 int_phy_updown_v2_hw
,
3323 static irq_handler_t fatal_interrupts
[HISI_SAS_FATAL_INT_NR
] = {
3324 fatal_ecc_int_v2_hw
,
3329 * There is a limitation in the hip06 chipset that we need
3330 * to map in all mbigen interrupts, even if they are not used.
3332 static int interrupt_init_v2_hw(struct hisi_hba
*hisi_hba
)
3334 struct platform_device
*pdev
= hisi_hba
->platform_dev
;
3335 struct device
*dev
= &pdev
->dev
;
3336 int irq
, rc
, irq_map
[128];
3337 int i
, phy_no
, fatal_no
, queue_no
, k
;
3339 for (i
= 0; i
< 128; i
++)
3340 irq_map
[i
] = platform_get_irq(pdev
, i
);
3342 for (i
= 0; i
< HISI_SAS_PHY_INT_NR
; i
++) {
3343 irq
= irq_map
[i
+ 1]; /* Phy up/down is irq1 */
3344 rc
= devm_request_irq(dev
, irq
, phy_interrupts
[i
], 0,
3345 DRV_NAME
" phy", hisi_hba
);
3347 dev_err(dev
, "irq init: could not request "
3348 "phy interrupt %d, rc=%d\n",
3351 goto free_phy_int_irqs
;
3355 for (phy_no
= 0; phy_no
< hisi_hba
->n_phy
; phy_no
++) {
3356 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[phy_no
];
3358 irq
= irq_map
[phy_no
+ 72];
3359 rc
= devm_request_irq(dev
, irq
, sata_int_v2_hw
, 0,
3360 DRV_NAME
" sata", phy
);
3362 dev_err(dev
, "irq init: could not request "
3363 "sata interrupt %d, rc=%d\n",
3366 goto free_sata_int_irqs
;
3370 for (fatal_no
= 0; fatal_no
< HISI_SAS_FATAL_INT_NR
; fatal_no
++) {
3371 irq
= irq_map
[fatal_no
+ 81];
3372 rc
= devm_request_irq(dev
, irq
, fatal_interrupts
[fatal_no
], 0,
3373 DRV_NAME
" fatal", hisi_hba
);
3376 "irq init: could not request fatal interrupt %d, rc=%d\n",
3379 goto free_fatal_int_irqs
;
3383 for (queue_no
= 0; queue_no
< hisi_hba
->queue_count
; queue_no
++) {
3384 struct hisi_sas_cq
*cq
= &hisi_hba
->cq
[queue_no
];
3385 struct tasklet_struct
*t
= &cq
->tasklet
;
3387 irq
= irq_map
[queue_no
+ 96];
3388 rc
= devm_request_irq(dev
, irq
, cq_interrupt_v2_hw
, 0,
3389 DRV_NAME
" cq", cq
);
3392 "irq init: could not request cq interrupt %d, rc=%d\n",
3395 goto free_cq_int_irqs
;
3397 tasklet_init(t
, cq_tasklet_v2_hw
, (unsigned long)cq
);
3403 for (k
= 0; k
< queue_no
; k
++) {
3404 struct hisi_sas_cq
*cq
= &hisi_hba
->cq
[k
];
3406 free_irq(irq_map
[k
+ 96], cq
);
3407 tasklet_kill(&cq
->tasklet
);
3409 free_fatal_int_irqs
:
3410 for (k
= 0; k
< fatal_no
; k
++)
3411 free_irq(irq_map
[k
+ 81], hisi_hba
);
3413 for (k
= 0; k
< phy_no
; k
++) {
3414 struct hisi_sas_phy
*phy
= &hisi_hba
->phy
[k
];
3416 free_irq(irq_map
[k
+ 72], phy
);
3419 for (k
= 0; k
< i
; k
++)
3420 free_irq(irq_map
[k
+ 1], hisi_hba
);
3424 static int hisi_sas_v2_init(struct hisi_hba
*hisi_hba
)
3428 memset(hisi_hba
->sata_dev_bitmap
, 0, sizeof(hisi_hba
->sata_dev_bitmap
));
3430 rc
= hw_init_v2_hw(hisi_hba
);
3434 rc
= interrupt_init_v2_hw(hisi_hba
);
3441 static void interrupt_disable_v2_hw(struct hisi_hba
*hisi_hba
)
3443 struct platform_device
*pdev
= hisi_hba
->platform_dev
;
3446 for (i
= 0; i
< hisi_hba
->queue_count
; i
++)
3447 hisi_sas_write32(hisi_hba
, OQ0_INT_SRC_MSK
+ 0x4 * i
, 0x1);
3449 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK1
, 0xffffffff);
3450 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK2
, 0xffffffff);
3451 hisi_sas_write32(hisi_hba
, ENT_INT_SRC_MSK3
, 0xffffffff);
3452 hisi_sas_write32(hisi_hba
, SAS_ECC_INTR_MSK
, 0xffffffff);
3454 for (i
= 0; i
< hisi_hba
->n_phy
; i
++) {
3455 hisi_sas_phy_write32(hisi_hba
, i
, CHL_INT1_MSK
, 0xffffffff);
3456 hisi_sas_phy_write32(hisi_hba
, i
, CHL_INT2_MSK
, 0xffffffff);
3459 for (i
= 0; i
< 128; i
++)
3460 synchronize_irq(platform_get_irq(pdev
, i
));
3464 static u32
get_phys_state_v2_hw(struct hisi_hba
*hisi_hba
)
3466 return hisi_sas_read32(hisi_hba
, PHY_STATE
);
3469 static int soft_reset_v2_hw(struct hisi_hba
*hisi_hba
)
3471 struct device
*dev
= hisi_hba
->dev
;
3474 interrupt_disable_v2_hw(hisi_hba
);
3475 hisi_sas_write32(hisi_hba
, DLVRY_QUEUE_ENABLE
, 0x0);
3476 hisi_sas_kill_tasklets(hisi_hba
);
3478 hisi_sas_stop_phys(hisi_hba
);
3482 hisi_sas_write32(hisi_hba
, AXI_MASTER_CFG_BASE
+ AM_CTRL_GLOBAL
, 0x1);
3484 /* wait until bus idle */
3487 u32 status
= hisi_sas_read32_relaxed(hisi_hba
,
3488 AXI_MASTER_CFG_BASE
+ AM_CURR_TRANS_RETURN
);
3495 dev_err(dev
, "wait axi bus state to idle timeout!\n");
3500 hisi_sas_init_mem(hisi_hba
);
3502 rc
= hw_init_v2_hw(hisi_hba
);
3506 phys_reject_stp_links_v2_hw(hisi_hba
);
3511 static int write_gpio_v2_hw(struct hisi_hba
*hisi_hba
, u8 reg_type
,
3512 u8 reg_index
, u8 reg_count
, u8
*write_data
)
3514 struct device
*dev
= hisi_hba
->dev
;
3517 if (!hisi_hba
->sgpio_regs
)
3521 case SAS_GPIO_REG_TX
:
3522 count
= reg_count
* 4;
3523 count
= min(count
, hisi_hba
->n_phy
);
3525 for (phy_no
= 0; phy_no
< count
; phy_no
++) {
3527 * GPIO_TX[n] register has the highest numbered drive
3528 * of the four in the first byte and the lowest
3529 * numbered drive in the fourth byte.
3530 * See SFF-8485 Rev. 0.7 Table 24.
3532 void __iomem
*reg_addr
= hisi_hba
->sgpio_regs
+
3533 reg_index
* 4 + phy_no
;
3534 int data_idx
= phy_no
+ 3 - (phy_no
% 4) * 2;
3536 writeb(write_data
[data_idx
], reg_addr
);
3541 dev_err(dev
, "write gpio: unsupported or bad reg type %d\n",
3549 static const struct hisi_sas_hw hisi_sas_v2_hw
= {
3550 .hw_init
= hisi_sas_v2_init
,
3551 .setup_itct
= setup_itct_v2_hw
,
3552 .slot_index_alloc
= slot_index_alloc_quirk_v2_hw
,
3553 .alloc_dev
= alloc_dev_quirk_v2_hw
,
3554 .sl_notify
= sl_notify_v2_hw
,
3555 .get_wideport_bitmap
= get_wideport_bitmap_v2_hw
,
3556 .clear_itct
= clear_itct_v2_hw
,
3557 .free_device
= free_device_v2_hw
,
3558 .prep_smp
= prep_smp_v2_hw
,
3559 .prep_ssp
= prep_ssp_v2_hw
,
3560 .prep_stp
= prep_ata_v2_hw
,
3561 .prep_abort
= prep_abort_v2_hw
,
3562 .get_free_slot
= get_free_slot_v2_hw
,
3563 .start_delivery
= start_delivery_v2_hw
,
3564 .slot_complete
= slot_complete_v2_hw
,
3565 .phys_init
= phys_init_v2_hw
,
3566 .phy_start
= start_phy_v2_hw
,
3567 .phy_disable
= disable_phy_v2_hw
,
3568 .phy_hard_reset
= phy_hard_reset_v2_hw
,
3569 .get_events
= phy_get_events_v2_hw
,
3570 .phy_set_linkrate
= phy_set_linkrate_v2_hw
,
3571 .phy_get_max_linkrate
= phy_get_max_linkrate_v2_hw
,
3572 .max_command_entries
= HISI_SAS_COMMAND_ENTRIES_V2_HW
,
3573 .complete_hdr_size
= sizeof(struct hisi_sas_complete_v2_hdr
),
3574 .soft_reset
= soft_reset_v2_hw
,
3575 .get_phys_state
= get_phys_state_v2_hw
,
3576 .write_gpio
= write_gpio_v2_hw
,
3579 static int hisi_sas_v2_probe(struct platform_device
*pdev
)
3582 * Check if we should defer the probe before we probe the
3583 * upper layer, as it's hard to defer later on.
3585 int ret
= platform_get_irq(pdev
, 0);
3588 if (ret
!= -EPROBE_DEFER
)
3589 dev_err(&pdev
->dev
, "cannot obtain irq\n");
3593 return hisi_sas_probe(pdev
, &hisi_sas_v2_hw
);
3596 static int hisi_sas_v2_remove(struct platform_device
*pdev
)
3598 struct sas_ha_struct
*sha
= platform_get_drvdata(pdev
);
3599 struct hisi_hba
*hisi_hba
= sha
->lldd_ha
;
3601 hisi_sas_kill_tasklets(hisi_hba
);
3603 return hisi_sas_remove(pdev
);
3606 static const struct of_device_id sas_v2_of_match
[] = {
3607 { .compatible
= "hisilicon,hip06-sas-v2",},
3608 { .compatible
= "hisilicon,hip07-sas-v2",},
3611 MODULE_DEVICE_TABLE(of
, sas_v2_of_match
);
3613 static const struct acpi_device_id sas_v2_acpi_match
[] = {
3618 MODULE_DEVICE_TABLE(acpi
, sas_v2_acpi_match
);
3620 static struct platform_driver hisi_sas_v2_driver
= {
3621 .probe
= hisi_sas_v2_probe
,
3622 .remove
= hisi_sas_v2_remove
,
3625 .of_match_table
= sas_v2_of_match
,
3626 .acpi_match_table
= ACPI_PTR(sas_v2_acpi_match
),
3630 module_platform_driver(hisi_sas_v2_driver
);
3632 MODULE_LICENSE("GPL");
3633 MODULE_AUTHOR("John Garry <john.garry@huawei.com>");
3634 MODULE_DESCRIPTION("HISILICON SAS controller v2 hw driver");
3635 MODULE_ALIAS("platform:" DRV_NAME
);