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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
[deliverable/linux.git] / drivers / scsi / pm8001 / pm8001_hwi.c
1 /*
2 * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
3 *
4 * Copyright (c) 2008-2009 USI Co., Ltd.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions, and the following disclaimer,
12 * without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 * substantially similar to the "NO WARRANTY" disclaimer below
15 * ("Disclaimer") and any redistribution must be conditioned upon
16 * including a substantially similar Disclaimer requirement for further
17 * binary redistribution.
18 * 3. Neither the names of the above-listed copyright holders nor the names
19 * of any contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
21 *
22 * Alternatively, this software may be distributed under the terms of the
23 * GNU General Public License ("GPL") version 2 as published by the Free
24 * Software Foundation.
25 *
26 * NO WARRANTY
27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGES.
38 *
39 */
40 #include <linux/slab.h>
41 #include "pm8001_sas.h"
42 #include "pm8001_hwi.h"
43 #include "pm8001_chips.h"
44 #include "pm8001_ctl.h"
45
46 /**
47 * read_main_config_table - read the configure table and save it.
48 * @pm8001_ha: our hba card information
49 */
50 static void __devinit read_main_config_table(struct pm8001_hba_info *pm8001_ha)
51 {
52 void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
53 pm8001_ha->main_cfg_tbl.signature = pm8001_mr32(address, 0x00);
54 pm8001_ha->main_cfg_tbl.interface_rev = pm8001_mr32(address, 0x04);
55 pm8001_ha->main_cfg_tbl.firmware_rev = pm8001_mr32(address, 0x08);
56 pm8001_ha->main_cfg_tbl.max_out_io = pm8001_mr32(address, 0x0C);
57 pm8001_ha->main_cfg_tbl.max_sgl = pm8001_mr32(address, 0x10);
58 pm8001_ha->main_cfg_tbl.ctrl_cap_flag = pm8001_mr32(address, 0x14);
59 pm8001_ha->main_cfg_tbl.gst_offset = pm8001_mr32(address, 0x18);
60 pm8001_ha->main_cfg_tbl.inbound_queue_offset =
61 pm8001_mr32(address, MAIN_IBQ_OFFSET);
62 pm8001_ha->main_cfg_tbl.outbound_queue_offset =
63 pm8001_mr32(address, MAIN_OBQ_OFFSET);
64 pm8001_ha->main_cfg_tbl.hda_mode_flag =
65 pm8001_mr32(address, MAIN_HDA_FLAGS_OFFSET);
66
67 /* read analog Setting offset from the configuration table */
68 pm8001_ha->main_cfg_tbl.anolog_setup_table_offset =
69 pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET);
70
71 /* read Error Dump Offset and Length */
72 pm8001_ha->main_cfg_tbl.fatal_err_dump_offset0 =
73 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET);
74 pm8001_ha->main_cfg_tbl.fatal_err_dump_length0 =
75 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH);
76 pm8001_ha->main_cfg_tbl.fatal_err_dump_offset1 =
77 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET);
78 pm8001_ha->main_cfg_tbl.fatal_err_dump_length1 =
79 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH);
80 }
81
82 /**
83 * read_general_status_table - read the general status table and save it.
84 * @pm8001_ha: our hba card information
85 */
86 static void __devinit
87 read_general_status_table(struct pm8001_hba_info *pm8001_ha)
88 {
89 void __iomem *address = pm8001_ha->general_stat_tbl_addr;
90 pm8001_ha->gs_tbl.gst_len_mpistate = pm8001_mr32(address, 0x00);
91 pm8001_ha->gs_tbl.iq_freeze_state0 = pm8001_mr32(address, 0x04);
92 pm8001_ha->gs_tbl.iq_freeze_state1 = pm8001_mr32(address, 0x08);
93 pm8001_ha->gs_tbl.msgu_tcnt = pm8001_mr32(address, 0x0C);
94 pm8001_ha->gs_tbl.iop_tcnt = pm8001_mr32(address, 0x10);
95 pm8001_ha->gs_tbl.reserved = pm8001_mr32(address, 0x14);
96 pm8001_ha->gs_tbl.phy_state[0] = pm8001_mr32(address, 0x18);
97 pm8001_ha->gs_tbl.phy_state[1] = pm8001_mr32(address, 0x1C);
98 pm8001_ha->gs_tbl.phy_state[2] = pm8001_mr32(address, 0x20);
99 pm8001_ha->gs_tbl.phy_state[3] = pm8001_mr32(address, 0x24);
100 pm8001_ha->gs_tbl.phy_state[4] = pm8001_mr32(address, 0x28);
101 pm8001_ha->gs_tbl.phy_state[5] = pm8001_mr32(address, 0x2C);
102 pm8001_ha->gs_tbl.phy_state[6] = pm8001_mr32(address, 0x30);
103 pm8001_ha->gs_tbl.phy_state[7] = pm8001_mr32(address, 0x34);
104 pm8001_ha->gs_tbl.reserved1 = pm8001_mr32(address, 0x38);
105 pm8001_ha->gs_tbl.reserved2 = pm8001_mr32(address, 0x3C);
106 pm8001_ha->gs_tbl.reserved3 = pm8001_mr32(address, 0x40);
107 pm8001_ha->gs_tbl.recover_err_info[0] = pm8001_mr32(address, 0x44);
108 pm8001_ha->gs_tbl.recover_err_info[1] = pm8001_mr32(address, 0x48);
109 pm8001_ha->gs_tbl.recover_err_info[2] = pm8001_mr32(address, 0x4C);
110 pm8001_ha->gs_tbl.recover_err_info[3] = pm8001_mr32(address, 0x50);
111 pm8001_ha->gs_tbl.recover_err_info[4] = pm8001_mr32(address, 0x54);
112 pm8001_ha->gs_tbl.recover_err_info[5] = pm8001_mr32(address, 0x58);
113 pm8001_ha->gs_tbl.recover_err_info[6] = pm8001_mr32(address, 0x5C);
114 pm8001_ha->gs_tbl.recover_err_info[7] = pm8001_mr32(address, 0x60);
115 }
116
117 /**
118 * read_inbnd_queue_table - read the inbound queue table and save it.
119 * @pm8001_ha: our hba card information
120 */
121 static void __devinit
122 read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
123 {
124 int inbQ_num = 1;
125 int i;
126 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
127 for (i = 0; i < inbQ_num; i++) {
128 u32 offset = i * 0x20;
129 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
130 get_pci_bar_index(pm8001_mr32(address, (offset + 0x14)));
131 pm8001_ha->inbnd_q_tbl[i].pi_offset =
132 pm8001_mr32(address, (offset + 0x18));
133 }
134 }
135
136 /**
137 * read_outbnd_queue_table - read the outbound queue table and save it.
138 * @pm8001_ha: our hba card information
139 */
140 static void __devinit
141 read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
142 {
143 int outbQ_num = 1;
144 int i;
145 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
146 for (i = 0; i < outbQ_num; i++) {
147 u32 offset = i * 0x24;
148 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
149 get_pci_bar_index(pm8001_mr32(address, (offset + 0x14)));
150 pm8001_ha->outbnd_q_tbl[i].ci_offset =
151 pm8001_mr32(address, (offset + 0x18));
152 }
153 }
154
155 /**
156 * init_default_table_values - init the default table.
157 * @pm8001_ha: our hba card information
158 */
159 static void __devinit
160 init_default_table_values(struct pm8001_hba_info *pm8001_ha)
161 {
162 int qn = 1;
163 int i;
164 u32 offsetib, offsetob;
165 void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr;
166 void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr;
167
168 pm8001_ha->main_cfg_tbl.inbound_q_nppd_hppd = 0;
169 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid0_3 = 0;
170 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid4_7 = 0;
171 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid0_3 = 0;
172 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid4_7 = 0;
173 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid0_3 = 0;
174 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid4_7 = 0;
175 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid0_3 = 0;
176 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid4_7 = 0;
177 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid0_3 = 0;
178 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid4_7 = 0;
179
180 pm8001_ha->main_cfg_tbl.upper_event_log_addr =
181 pm8001_ha->memoryMap.region[AAP1].phys_addr_hi;
182 pm8001_ha->main_cfg_tbl.lower_event_log_addr =
183 pm8001_ha->memoryMap.region[AAP1].phys_addr_lo;
184 pm8001_ha->main_cfg_tbl.event_log_size = PM8001_EVENT_LOG_SIZE;
185 pm8001_ha->main_cfg_tbl.event_log_option = 0x01;
186 pm8001_ha->main_cfg_tbl.upper_iop_event_log_addr =
187 pm8001_ha->memoryMap.region[IOP].phys_addr_hi;
188 pm8001_ha->main_cfg_tbl.lower_iop_event_log_addr =
189 pm8001_ha->memoryMap.region[IOP].phys_addr_lo;
190 pm8001_ha->main_cfg_tbl.iop_event_log_size = PM8001_EVENT_LOG_SIZE;
191 pm8001_ha->main_cfg_tbl.iop_event_log_option = 0x01;
192 pm8001_ha->main_cfg_tbl.fatal_err_interrupt = 0x01;
193 for (i = 0; i < qn; i++) {
194 pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt =
195 PM8001_MPI_QUEUE | (64 << 16) | (0x00<<30);
196 pm8001_ha->inbnd_q_tbl[i].upper_base_addr =
197 pm8001_ha->memoryMap.region[IB].phys_addr_hi;
198 pm8001_ha->inbnd_q_tbl[i].lower_base_addr =
199 pm8001_ha->memoryMap.region[IB].phys_addr_lo;
200 pm8001_ha->inbnd_q_tbl[i].base_virt =
201 (u8 *)pm8001_ha->memoryMap.region[IB].virt_ptr;
202 pm8001_ha->inbnd_q_tbl[i].total_length =
203 pm8001_ha->memoryMap.region[IB].total_len;
204 pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr =
205 pm8001_ha->memoryMap.region[CI].phys_addr_hi;
206 pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr =
207 pm8001_ha->memoryMap.region[CI].phys_addr_lo;
208 pm8001_ha->inbnd_q_tbl[i].ci_virt =
209 pm8001_ha->memoryMap.region[CI].virt_ptr;
210 offsetib = i * 0x20;
211 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
212 get_pci_bar_index(pm8001_mr32(addressib,
213 (offsetib + 0x14)));
214 pm8001_ha->inbnd_q_tbl[i].pi_offset =
215 pm8001_mr32(addressib, (offsetib + 0x18));
216 pm8001_ha->inbnd_q_tbl[i].producer_idx = 0;
217 pm8001_ha->inbnd_q_tbl[i].consumer_index = 0;
218 }
219 for (i = 0; i < qn; i++) {
220 pm8001_ha->outbnd_q_tbl[i].element_size_cnt =
221 PM8001_MPI_QUEUE | (64 << 16) | (0x01<<30);
222 pm8001_ha->outbnd_q_tbl[i].upper_base_addr =
223 pm8001_ha->memoryMap.region[OB].phys_addr_hi;
224 pm8001_ha->outbnd_q_tbl[i].lower_base_addr =
225 pm8001_ha->memoryMap.region[OB].phys_addr_lo;
226 pm8001_ha->outbnd_q_tbl[i].base_virt =
227 (u8 *)pm8001_ha->memoryMap.region[OB].virt_ptr;
228 pm8001_ha->outbnd_q_tbl[i].total_length =
229 pm8001_ha->memoryMap.region[OB].total_len;
230 pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr =
231 pm8001_ha->memoryMap.region[PI].phys_addr_hi;
232 pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr =
233 pm8001_ha->memoryMap.region[PI].phys_addr_lo;
234 pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay =
235 0 | (10 << 16) | (0 << 24);
236 pm8001_ha->outbnd_q_tbl[i].pi_virt =
237 pm8001_ha->memoryMap.region[PI].virt_ptr;
238 offsetob = i * 0x24;
239 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
240 get_pci_bar_index(pm8001_mr32(addressob,
241 offsetob + 0x14));
242 pm8001_ha->outbnd_q_tbl[i].ci_offset =
243 pm8001_mr32(addressob, (offsetob + 0x18));
244 pm8001_ha->outbnd_q_tbl[i].consumer_idx = 0;
245 pm8001_ha->outbnd_q_tbl[i].producer_index = 0;
246 }
247 }
248
249 /**
250 * update_main_config_table - update the main default table to the HBA.
251 * @pm8001_ha: our hba card information
252 */
253 static void __devinit
254 update_main_config_table(struct pm8001_hba_info *pm8001_ha)
255 {
256 void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
257 pm8001_mw32(address, 0x24,
258 pm8001_ha->main_cfg_tbl.inbound_q_nppd_hppd);
259 pm8001_mw32(address, 0x28,
260 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid0_3);
261 pm8001_mw32(address, 0x2C,
262 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid4_7);
263 pm8001_mw32(address, 0x30,
264 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid0_3);
265 pm8001_mw32(address, 0x34,
266 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid4_7);
267 pm8001_mw32(address, 0x38,
268 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid0_3);
269 pm8001_mw32(address, 0x3C,
270 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid4_7);
271 pm8001_mw32(address, 0x40,
272 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid0_3);
273 pm8001_mw32(address, 0x44,
274 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid4_7);
275 pm8001_mw32(address, 0x48,
276 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid0_3);
277 pm8001_mw32(address, 0x4C,
278 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid4_7);
279 pm8001_mw32(address, 0x50,
280 pm8001_ha->main_cfg_tbl.upper_event_log_addr);
281 pm8001_mw32(address, 0x54,
282 pm8001_ha->main_cfg_tbl.lower_event_log_addr);
283 pm8001_mw32(address, 0x58, pm8001_ha->main_cfg_tbl.event_log_size);
284 pm8001_mw32(address, 0x5C, pm8001_ha->main_cfg_tbl.event_log_option);
285 pm8001_mw32(address, 0x60,
286 pm8001_ha->main_cfg_tbl.upper_iop_event_log_addr);
287 pm8001_mw32(address, 0x64,
288 pm8001_ha->main_cfg_tbl.lower_iop_event_log_addr);
289 pm8001_mw32(address, 0x68, pm8001_ha->main_cfg_tbl.iop_event_log_size);
290 pm8001_mw32(address, 0x6C,
291 pm8001_ha->main_cfg_tbl.iop_event_log_option);
292 pm8001_mw32(address, 0x70,
293 pm8001_ha->main_cfg_tbl.fatal_err_interrupt);
294 }
295
296 /**
297 * update_inbnd_queue_table - update the inbound queue table to the HBA.
298 * @pm8001_ha: our hba card information
299 */
300 static void __devinit
301 update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha, int number)
302 {
303 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
304 u16 offset = number * 0x20;
305 pm8001_mw32(address, offset + 0x00,
306 pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
307 pm8001_mw32(address, offset + 0x04,
308 pm8001_ha->inbnd_q_tbl[number].upper_base_addr);
309 pm8001_mw32(address, offset + 0x08,
310 pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
311 pm8001_mw32(address, offset + 0x0C,
312 pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr);
313 pm8001_mw32(address, offset + 0x10,
314 pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
315 }
316
317 /**
318 * update_outbnd_queue_table - update the outbound queue table to the HBA.
319 * @pm8001_ha: our hba card information
320 */
321 static void __devinit
322 update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha, int number)
323 {
324 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
325 u16 offset = number * 0x24;
326 pm8001_mw32(address, offset + 0x00,
327 pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
328 pm8001_mw32(address, offset + 0x04,
329 pm8001_ha->outbnd_q_tbl[number].upper_base_addr);
330 pm8001_mw32(address, offset + 0x08,
331 pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
332 pm8001_mw32(address, offset + 0x0C,
333 pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr);
334 pm8001_mw32(address, offset + 0x10,
335 pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
336 pm8001_mw32(address, offset + 0x1C,
337 pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay);
338 }
339
340 /**
341 * pm8001_bar4_shift - function is called to shift BAR base address
342 * @pm8001_ha : our hba card infomation
343 * @shiftValue : shifting value in memory bar.
344 */
345 int pm8001_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue)
346 {
347 u32 regVal;
348 unsigned long start;
349
350 /* program the inbound AXI translation Lower Address */
351 pm8001_cw32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW, shiftValue);
352
353 /* confirm the setting is written */
354 start = jiffies + HZ; /* 1 sec */
355 do {
356 regVal = pm8001_cr32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW);
357 } while ((regVal != shiftValue) && time_before(jiffies, start));
358
359 if (regVal != shiftValue) {
360 PM8001_INIT_DBG(pm8001_ha,
361 pm8001_printk("TIMEOUT:SPC_IBW_AXI_TRANSLATION_LOW"
362 " = 0x%x\n", regVal));
363 return -1;
364 }
365 return 0;
366 }
367
368 /**
369 * mpi_set_phys_g3_with_ssc
370 * @pm8001_ha: our hba card information
371 * @SSCbit: set SSCbit to 0 to disable all phys ssc; 1 to enable all phys ssc.
372 */
373 static void __devinit
374 mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha, u32 SSCbit)
375 {
376 u32 value, offset, i;
377 unsigned long flags;
378
379 #define SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR 0x00030000
380 #define SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR 0x00040000
381 #define SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET 0x1074
382 #define SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET 0x1074
383 #define PHY_G3_WITHOUT_SSC_BIT_SHIFT 12
384 #define PHY_G3_WITH_SSC_BIT_SHIFT 13
385 #define SNW3_PHY_CAPABILITIES_PARITY 31
386
387 /*
388 * Using shifted destination address 0x3_0000:0x1074 + 0x4000*N (N=0:3)
389 * Using shifted destination address 0x4_0000:0x1074 + 0x4000*(N-4) (N=4:7)
390 */
391 spin_lock_irqsave(&pm8001_ha->lock, flags);
392 if (-1 == pm8001_bar4_shift(pm8001_ha,
393 SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR)) {
394 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
395 return;
396 }
397
398 for (i = 0; i < 4; i++) {
399 offset = SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET + 0x4000 * i;
400 pm8001_cw32(pm8001_ha, 2, offset, 0x80001501);
401 }
402 /* shift membase 3 for SAS2_SETTINGS_LOCAL_PHY 4 - 7 */
403 if (-1 == pm8001_bar4_shift(pm8001_ha,
404 SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR)) {
405 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
406 return;
407 }
408 for (i = 4; i < 8; i++) {
409 offset = SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
410 pm8001_cw32(pm8001_ha, 2, offset, 0x80001501);
411 }
412 /*************************************************************
413 Change the SSC upspreading value to 0x0 so that upspreading is disabled.
414 Device MABC SMOD0 Controls
415 Address: (via MEMBASE-III):
416 Using shifted destination address 0x0_0000: with Offset 0xD8
417
418 31:28 R/W Reserved Do not change
419 27:24 R/W SAS_SMOD_SPRDUP 0000
420 23:20 R/W SAS_SMOD_SPRDDN 0000
421 19:0 R/W Reserved Do not change
422 Upon power-up this register will read as 0x8990c016,
423 and I would like you to change the SAS_SMOD_SPRDUP bits to 0b0000
424 so that the written value will be 0x8090c016.
425 This will ensure only down-spreading SSC is enabled on the SPC.
426 *************************************************************/
427 value = pm8001_cr32(pm8001_ha, 2, 0xd8);
428 pm8001_cw32(pm8001_ha, 2, 0xd8, 0x8000C016);
429
430 /*set the shifted destination address to 0x0 to avoid error operation */
431 pm8001_bar4_shift(pm8001_ha, 0x0);
432 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
433 return;
434 }
435
436 /**
437 * mpi_set_open_retry_interval_reg
438 * @pm8001_ha: our hba card information
439 * @interval - interval time for each OPEN_REJECT (RETRY). The units are in 1us.
440 */
441 static void __devinit
442 mpi_set_open_retry_interval_reg(struct pm8001_hba_info *pm8001_ha,
443 u32 interval)
444 {
445 u32 offset;
446 u32 value;
447 u32 i;
448 unsigned long flags;
449
450 #define OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR 0x00030000
451 #define OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR 0x00040000
452 #define OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET 0x30B4
453 #define OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET 0x30B4
454 #define OPEN_RETRY_INTERVAL_REG_MASK 0x0000FFFF
455
456 value = interval & OPEN_RETRY_INTERVAL_REG_MASK;
457 spin_lock_irqsave(&pm8001_ha->lock, flags);
458 /* shift bar and set the OPEN_REJECT(RETRY) interval time of PHY 0 -3.*/
459 if (-1 == pm8001_bar4_shift(pm8001_ha,
460 OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR)) {
461 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
462 return;
463 }
464 for (i = 0; i < 4; i++) {
465 offset = OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET + 0x4000 * i;
466 pm8001_cw32(pm8001_ha, 2, offset, value);
467 }
468
469 if (-1 == pm8001_bar4_shift(pm8001_ha,
470 OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR)) {
471 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
472 return;
473 }
474 for (i = 4; i < 8; i++) {
475 offset = OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
476 pm8001_cw32(pm8001_ha, 2, offset, value);
477 }
478 /*set the shifted destination address to 0x0 to avoid error operation */
479 pm8001_bar4_shift(pm8001_ha, 0x0);
480 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
481 return;
482 }
483
484 /**
485 * mpi_init_check - check firmware initialization status.
486 * @pm8001_ha: our hba card information
487 */
488 static int mpi_init_check(struct pm8001_hba_info *pm8001_ha)
489 {
490 u32 max_wait_count;
491 u32 value;
492 u32 gst_len_mpistate;
493 /* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the
494 table is updated */
495 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_UPDATE);
496 /* wait until Inbound DoorBell Clear Register toggled */
497 max_wait_count = 1 * 1000 * 1000;/* 1 sec */
498 do {
499 udelay(1);
500 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
501 value &= SPC_MSGU_CFG_TABLE_UPDATE;
502 } while ((value != 0) && (--max_wait_count));
503
504 if (!max_wait_count)
505 return -1;
506 /* check the MPI-State for initialization */
507 gst_len_mpistate =
508 pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
509 GST_GSTLEN_MPIS_OFFSET);
510 if (GST_MPI_STATE_INIT != (gst_len_mpistate & GST_MPI_STATE_MASK))
511 return -1;
512 /* check MPI Initialization error */
513 gst_len_mpistate = gst_len_mpistate >> 16;
514 if (0x0000 != gst_len_mpistate)
515 return -1;
516 return 0;
517 }
518
519 /**
520 * check_fw_ready - The LLDD check if the FW is ready, if not, return error.
521 * @pm8001_ha: our hba card information
522 */
523 static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
524 {
525 u32 value, value1;
526 u32 max_wait_count;
527 /* check error state */
528 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
529 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
530 /* check AAP error */
531 if (SCRATCH_PAD1_ERR == (value & SCRATCH_PAD_STATE_MASK)) {
532 /* error state */
533 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
534 return -1;
535 }
536
537 /* check IOP error */
538 if (SCRATCH_PAD2_ERR == (value1 & SCRATCH_PAD_STATE_MASK)) {
539 /* error state */
540 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
541 return -1;
542 }
543
544 /* bit 4-31 of scratch pad1 should be zeros if it is not
545 in error state*/
546 if (value & SCRATCH_PAD1_STATE_MASK) {
547 /* error case */
548 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
549 return -1;
550 }
551
552 /* bit 2, 4-31 of scratch pad2 should be zeros if it is not
553 in error state */
554 if (value1 & SCRATCH_PAD2_STATE_MASK) {
555 /* error case */
556 return -1;
557 }
558
559 max_wait_count = 1 * 1000 * 1000;/* 1 sec timeout */
560
561 /* wait until scratch pad 1 and 2 registers in ready state */
562 do {
563 udelay(1);
564 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
565 & SCRATCH_PAD1_RDY;
566 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
567 & SCRATCH_PAD2_RDY;
568 if ((--max_wait_count) == 0)
569 return -1;
570 } while ((value != SCRATCH_PAD1_RDY) || (value1 != SCRATCH_PAD2_RDY));
571 return 0;
572 }
573
574 static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha)
575 {
576 void __iomem *base_addr;
577 u32 value;
578 u32 offset;
579 u32 pcibar;
580 u32 pcilogic;
581
582 value = pm8001_cr32(pm8001_ha, 0, 0x44);
583 offset = value & 0x03FFFFFF;
584 PM8001_INIT_DBG(pm8001_ha,
585 pm8001_printk("Scratchpad 0 Offset: %x\n", offset));
586 pcilogic = (value & 0xFC000000) >> 26;
587 pcibar = get_pci_bar_index(pcilogic);
588 PM8001_INIT_DBG(pm8001_ha,
589 pm8001_printk("Scratchpad 0 PCI BAR: %d\n", pcibar));
590 pm8001_ha->main_cfg_tbl_addr = base_addr =
591 pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
592 pm8001_ha->general_stat_tbl_addr =
593 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x18);
594 pm8001_ha->inbnd_q_tbl_addr =
595 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C);
596 pm8001_ha->outbnd_q_tbl_addr =
597 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x20);
598 }
599
600 /**
601 * pm8001_chip_init - the main init function that initialize whole PM8001 chip.
602 * @pm8001_ha: our hba card information
603 */
604 static int __devinit pm8001_chip_init(struct pm8001_hba_info *pm8001_ha)
605 {
606 /* check the firmware status */
607 if (-1 == check_fw_ready(pm8001_ha)) {
608 PM8001_FAIL_DBG(pm8001_ha,
609 pm8001_printk("Firmware is not ready!\n"));
610 return -EBUSY;
611 }
612
613 /* Initialize pci space address eg: mpi offset */
614 init_pci_device_addresses(pm8001_ha);
615 init_default_table_values(pm8001_ha);
616 read_main_config_table(pm8001_ha);
617 read_general_status_table(pm8001_ha);
618 read_inbnd_queue_table(pm8001_ha);
619 read_outbnd_queue_table(pm8001_ha);
620 /* update main config table ,inbound table and outbound table */
621 update_main_config_table(pm8001_ha);
622 update_inbnd_queue_table(pm8001_ha, 0);
623 update_outbnd_queue_table(pm8001_ha, 0);
624 mpi_set_phys_g3_with_ssc(pm8001_ha, 0);
625 /* 7->130ms, 34->500ms, 119->1.5s */
626 mpi_set_open_retry_interval_reg(pm8001_ha, 119);
627 /* notify firmware update finished and check initialization status */
628 if (0 == mpi_init_check(pm8001_ha)) {
629 PM8001_INIT_DBG(pm8001_ha,
630 pm8001_printk("MPI initialize successful!\n"));
631 } else
632 return -EBUSY;
633 /*This register is a 16-bit timer with a resolution of 1us. This is the
634 timer used for interrupt delay/coalescing in the PCIe Application Layer.
635 Zero is not a valid value. A value of 1 in the register will cause the
636 interrupts to be normal. A value greater than 1 will cause coalescing
637 delays.*/
638 pm8001_cw32(pm8001_ha, 1, 0x0033c0, 0x1);
639 pm8001_cw32(pm8001_ha, 1, 0x0033c4, 0x0);
640 return 0;
641 }
642
643 static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
644 {
645 u32 max_wait_count;
646 u32 value;
647 u32 gst_len_mpistate;
648 init_pci_device_addresses(pm8001_ha);
649 /* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
650 table is stop */
651 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_RESET);
652
653 /* wait until Inbound DoorBell Clear Register toggled */
654 max_wait_count = 1 * 1000 * 1000;/* 1 sec */
655 do {
656 udelay(1);
657 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
658 value &= SPC_MSGU_CFG_TABLE_RESET;
659 } while ((value != 0) && (--max_wait_count));
660
661 if (!max_wait_count) {
662 PM8001_FAIL_DBG(pm8001_ha,
663 pm8001_printk("TIMEOUT:IBDB value/=0x%x\n", value));
664 return -1;
665 }
666
667 /* check the MPI-State for termination in progress */
668 /* wait until Inbound DoorBell Clear Register toggled */
669 max_wait_count = 1 * 1000 * 1000; /* 1 sec */
670 do {
671 udelay(1);
672 gst_len_mpistate =
673 pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
674 GST_GSTLEN_MPIS_OFFSET);
675 if (GST_MPI_STATE_UNINIT ==
676 (gst_len_mpistate & GST_MPI_STATE_MASK))
677 break;
678 } while (--max_wait_count);
679 if (!max_wait_count) {
680 PM8001_FAIL_DBG(pm8001_ha,
681 pm8001_printk(" TIME OUT MPI State = 0x%x\n",
682 gst_len_mpistate & GST_MPI_STATE_MASK));
683 return -1;
684 }
685 return 0;
686 }
687
688 /**
689 * soft_reset_ready_check - Function to check FW is ready for soft reset.
690 * @pm8001_ha: our hba card information
691 */
692 static u32 soft_reset_ready_check(struct pm8001_hba_info *pm8001_ha)
693 {
694 u32 regVal, regVal1, regVal2;
695 if (mpi_uninit_check(pm8001_ha) != 0) {
696 PM8001_FAIL_DBG(pm8001_ha,
697 pm8001_printk("MPI state is not ready\n"));
698 return -1;
699 }
700 /* read the scratch pad 2 register bit 2 */
701 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
702 & SCRATCH_PAD2_FWRDY_RST;
703 if (regVal == SCRATCH_PAD2_FWRDY_RST) {
704 PM8001_INIT_DBG(pm8001_ha,
705 pm8001_printk("Firmware is ready for reset .\n"));
706 } else {
707 unsigned long flags;
708 /* Trigger NMI twice via RB6 */
709 spin_lock_irqsave(&pm8001_ha->lock, flags);
710 if (-1 == pm8001_bar4_shift(pm8001_ha, RB6_ACCESS_REG)) {
711 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
712 PM8001_FAIL_DBG(pm8001_ha,
713 pm8001_printk("Shift Bar4 to 0x%x failed\n",
714 RB6_ACCESS_REG));
715 return -1;
716 }
717 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET,
718 RB6_MAGIC_NUMBER_RST);
719 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, RB6_MAGIC_NUMBER_RST);
720 /* wait for 100 ms */
721 mdelay(100);
722 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) &
723 SCRATCH_PAD2_FWRDY_RST;
724 if (regVal != SCRATCH_PAD2_FWRDY_RST) {
725 regVal1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
726 regVal2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
727 PM8001_FAIL_DBG(pm8001_ha,
728 pm8001_printk("TIMEOUT:MSGU_SCRATCH_PAD1"
729 "=0x%x, MSGU_SCRATCH_PAD2=0x%x\n",
730 regVal1, regVal2));
731 PM8001_FAIL_DBG(pm8001_ha,
732 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
733 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0)));
734 PM8001_FAIL_DBG(pm8001_ha,
735 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
736 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3)));
737 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
738 return -1;
739 }
740 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
741 }
742 return 0;
743 }
744
745 /**
746 * pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all
747 * the FW register status to the originated status.
748 * @pm8001_ha: our hba card information
749 * @signature: signature in host scratch pad0 register.
750 */
751 static int
752 pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha, u32 signature)
753 {
754 u32 regVal, toggleVal;
755 u32 max_wait_count;
756 u32 regVal1, regVal2, regVal3;
757 unsigned long flags;
758
759 /* step1: Check FW is ready for soft reset */
760 if (soft_reset_ready_check(pm8001_ha) != 0) {
761 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("FW is not ready\n"));
762 return -1;
763 }
764
765 /* step 2: clear NMI status register on AAP1 and IOP, write the same
766 value to clear */
767 /* map 0x60000 to BAR4(0x20), BAR2(win) */
768 spin_lock_irqsave(&pm8001_ha->lock, flags);
769 if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_AAP1_ADDR_BASE)) {
770 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
771 PM8001_FAIL_DBG(pm8001_ha,
772 pm8001_printk("Shift Bar4 to 0x%x failed\n",
773 MBIC_AAP1_ADDR_BASE));
774 return -1;
775 }
776 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP);
777 PM8001_INIT_DBG(pm8001_ha,
778 pm8001_printk("MBIC - NMI Enable VPE0 (IOP)= 0x%x\n", regVal));
779 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP, 0x0);
780 /* map 0x70000 to BAR4(0x20), BAR2(win) */
781 if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_IOP_ADDR_BASE)) {
782 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
783 PM8001_FAIL_DBG(pm8001_ha,
784 pm8001_printk("Shift Bar4 to 0x%x failed\n",
785 MBIC_IOP_ADDR_BASE));
786 return -1;
787 }
788 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1);
789 PM8001_INIT_DBG(pm8001_ha,
790 pm8001_printk("MBIC - NMI Enable VPE0 (AAP1)= 0x%x\n", regVal));
791 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1, 0x0);
792
793 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE);
794 PM8001_INIT_DBG(pm8001_ha,
795 pm8001_printk("PCIE -Event Interrupt Enable = 0x%x\n", regVal));
796 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE, 0x0);
797
798 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT);
799 PM8001_INIT_DBG(pm8001_ha,
800 pm8001_printk("PCIE - Event Interrupt = 0x%x\n", regVal));
801 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT, regVal);
802
803 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE);
804 PM8001_INIT_DBG(pm8001_ha,
805 pm8001_printk("PCIE -Error Interrupt Enable = 0x%x\n", regVal));
806 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE, 0x0);
807
808 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT);
809 PM8001_INIT_DBG(pm8001_ha,
810 pm8001_printk("PCIE - Error Interrupt = 0x%x\n", regVal));
811 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT, regVal);
812
813 /* read the scratch pad 1 register bit 2 */
814 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
815 & SCRATCH_PAD1_RST;
816 toggleVal = regVal ^ SCRATCH_PAD1_RST;
817
818 /* set signature in host scratch pad0 register to tell SPC that the
819 host performs the soft reset */
820 pm8001_cw32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0, signature);
821
822 /* read required registers for confirmming */
823 /* map 0x0700000 to BAR4(0x20), BAR2(win) */
824 if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
825 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
826 PM8001_FAIL_DBG(pm8001_ha,
827 pm8001_printk("Shift Bar4 to 0x%x failed\n",
828 GSM_ADDR_BASE));
829 return -1;
830 }
831 PM8001_INIT_DBG(pm8001_ha,
832 pm8001_printk("GSM 0x0(0x00007b88)-GSM Configuration and"
833 " Reset = 0x%x\n",
834 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
835
836 /* step 3: host read GSM Configuration and Reset register */
837 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
838 /* Put those bits to low */
839 /* GSM XCBI offset = 0x70 0000
840 0x00 Bit 13 COM_SLV_SW_RSTB 1
841 0x00 Bit 12 QSSP_SW_RSTB 1
842 0x00 Bit 11 RAAE_SW_RSTB 1
843 0x00 Bit 9 RB_1_SW_RSTB 1
844 0x00 Bit 8 SM_SW_RSTB 1
845 */
846 regVal &= ~(0x00003b00);
847 /* host write GSM Configuration and Reset register */
848 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
849 PM8001_INIT_DBG(pm8001_ha,
850 pm8001_printk("GSM 0x0 (0x00007b88 ==> 0x00004088) - GSM "
851 "Configuration and Reset is set to = 0x%x\n",
852 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
853
854 /* step 4: */
855 /* disable GSM - Read Address Parity Check */
856 regVal1 = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
857 PM8001_INIT_DBG(pm8001_ha,
858 pm8001_printk("GSM 0x700038 - Read Address Parity Check "
859 "Enable = 0x%x\n", regVal1));
860 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, 0x0);
861 PM8001_INIT_DBG(pm8001_ha,
862 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable"
863 "is set to = 0x%x\n",
864 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)));
865
866 /* disable GSM - Write Address Parity Check */
867 regVal2 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
868 PM8001_INIT_DBG(pm8001_ha,
869 pm8001_printk("GSM 0x700040 - Write Address Parity Check"
870 " Enable = 0x%x\n", regVal2));
871 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, 0x0);
872 PM8001_INIT_DBG(pm8001_ha,
873 pm8001_printk("GSM 0x700040 - Write Address Parity Check "
874 "Enable is set to = 0x%x\n",
875 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)));
876
877 /* disable GSM - Write Data Parity Check */
878 regVal3 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
879 PM8001_INIT_DBG(pm8001_ha,
880 pm8001_printk("GSM 0x300048 - Write Data Parity Check"
881 " Enable = 0x%x\n", regVal3));
882 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, 0x0);
883 PM8001_INIT_DBG(pm8001_ha,
884 pm8001_printk("GSM 0x300048 - Write Data Parity Check Enable"
885 "is set to = 0x%x\n",
886 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)));
887
888 /* step 5: delay 10 usec */
889 udelay(10);
890 /* step 5-b: set GPIO-0 output control to tristate anyway */
891 if (-1 == pm8001_bar4_shift(pm8001_ha, GPIO_ADDR_BASE)) {
892 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
893 PM8001_INIT_DBG(pm8001_ha,
894 pm8001_printk("Shift Bar4 to 0x%x failed\n",
895 GPIO_ADDR_BASE));
896 return -1;
897 }
898 regVal = pm8001_cr32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET);
899 PM8001_INIT_DBG(pm8001_ha,
900 pm8001_printk("GPIO Output Control Register:"
901 " = 0x%x\n", regVal));
902 /* set GPIO-0 output control to tri-state */
903 regVal &= 0xFFFFFFFC;
904 pm8001_cw32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET, regVal);
905
906 /* Step 6: Reset the IOP and AAP1 */
907 /* map 0x00000 to BAR4(0x20), BAR2(win) */
908 if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
909 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
910 PM8001_FAIL_DBG(pm8001_ha,
911 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
912 SPC_TOP_LEVEL_ADDR_BASE));
913 return -1;
914 }
915 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
916 PM8001_INIT_DBG(pm8001_ha,
917 pm8001_printk("Top Register before resetting IOP/AAP1"
918 ":= 0x%x\n", regVal));
919 regVal &= ~(SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
920 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
921
922 /* step 7: Reset the BDMA/OSSP */
923 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
924 PM8001_INIT_DBG(pm8001_ha,
925 pm8001_printk("Top Register before resetting BDMA/OSSP"
926 ": = 0x%x\n", regVal));
927 regVal &= ~(SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
928 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
929
930 /* step 8: delay 10 usec */
931 udelay(10);
932
933 /* step 9: bring the BDMA and OSSP out of reset */
934 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
935 PM8001_INIT_DBG(pm8001_ha,
936 pm8001_printk("Top Register before bringing up BDMA/OSSP"
937 ":= 0x%x\n", regVal));
938 regVal |= (SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
939 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
940
941 /* step 10: delay 10 usec */
942 udelay(10);
943
944 /* step 11: reads and sets the GSM Configuration and Reset Register */
945 /* map 0x0700000 to BAR4(0x20), BAR2(win) */
946 if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
947 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
948 PM8001_FAIL_DBG(pm8001_ha,
949 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
950 GSM_ADDR_BASE));
951 return -1;
952 }
953 PM8001_INIT_DBG(pm8001_ha,
954 pm8001_printk("GSM 0x0 (0x00007b88)-GSM Configuration and "
955 "Reset = 0x%x\n", pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
956 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
957 /* Put those bits to high */
958 /* GSM XCBI offset = 0x70 0000
959 0x00 Bit 13 COM_SLV_SW_RSTB 1
960 0x00 Bit 12 QSSP_SW_RSTB 1
961 0x00 Bit 11 RAAE_SW_RSTB 1
962 0x00 Bit 9 RB_1_SW_RSTB 1
963 0x00 Bit 8 SM_SW_RSTB 1
964 */
965 regVal |= (GSM_CONFIG_RESET_VALUE);
966 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
967 PM8001_INIT_DBG(pm8001_ha,
968 pm8001_printk("GSM (0x00004088 ==> 0x00007b88) - GSM"
969 " Configuration and Reset is set to = 0x%x\n",
970 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
971
972 /* step 12: Restore GSM - Read Address Parity Check */
973 regVal = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
974 /* just for debugging */
975 PM8001_INIT_DBG(pm8001_ha,
976 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable"
977 " = 0x%x\n", regVal));
978 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, regVal1);
979 PM8001_INIT_DBG(pm8001_ha,
980 pm8001_printk("GSM 0x700038 - Read Address Parity"
981 " Check Enable is set to = 0x%x\n",
982 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)));
983 /* Restore GSM - Write Address Parity Check */
984 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
985 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, regVal2);
986 PM8001_INIT_DBG(pm8001_ha,
987 pm8001_printk("GSM 0x700040 - Write Address Parity Check"
988 " Enable is set to = 0x%x\n",
989 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)));
990 /* Restore GSM - Write Data Parity Check */
991 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
992 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, regVal3);
993 PM8001_INIT_DBG(pm8001_ha,
994 pm8001_printk("GSM 0x700048 - Write Data Parity Check Enable"
995 "is set to = 0x%x\n",
996 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)));
997
998 /* step 13: bring the IOP and AAP1 out of reset */
999 /* map 0x00000 to BAR4(0x20), BAR2(win) */
1000 if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
1001 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1002 PM8001_FAIL_DBG(pm8001_ha,
1003 pm8001_printk("Shift Bar4 to 0x%x failed\n",
1004 SPC_TOP_LEVEL_ADDR_BASE));
1005 return -1;
1006 }
1007 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
1008 regVal |= (SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
1009 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
1010
1011 /* step 14: delay 10 usec - Normal Mode */
1012 udelay(10);
1013 /* check Soft Reset Normal mode or Soft Reset HDA mode */
1014 if (signature == SPC_SOFT_RESET_SIGNATURE) {
1015 /* step 15 (Normal Mode): wait until scratch pad1 register
1016 bit 2 toggled */
1017 max_wait_count = 2 * 1000 * 1000;/* 2 sec */
1018 do {
1019 udelay(1);
1020 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
1021 SCRATCH_PAD1_RST;
1022 } while ((regVal != toggleVal) && (--max_wait_count));
1023
1024 if (!max_wait_count) {
1025 regVal = pm8001_cr32(pm8001_ha, 0,
1026 MSGU_SCRATCH_PAD_1);
1027 PM8001_FAIL_DBG(pm8001_ha,
1028 pm8001_printk("TIMEOUT : ToggleVal 0x%x,"
1029 "MSGU_SCRATCH_PAD1 = 0x%x\n",
1030 toggleVal, regVal));
1031 PM8001_FAIL_DBG(pm8001_ha,
1032 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
1033 pm8001_cr32(pm8001_ha, 0,
1034 MSGU_SCRATCH_PAD_0)));
1035 PM8001_FAIL_DBG(pm8001_ha,
1036 pm8001_printk("SCRATCH_PAD2 value = 0x%x\n",
1037 pm8001_cr32(pm8001_ha, 0,
1038 MSGU_SCRATCH_PAD_2)));
1039 PM8001_FAIL_DBG(pm8001_ha,
1040 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
1041 pm8001_cr32(pm8001_ha, 0,
1042 MSGU_SCRATCH_PAD_3)));
1043 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1044 return -1;
1045 }
1046
1047 /* step 16 (Normal) - Clear ODMR and ODCR */
1048 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
1049 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
1050
1051 /* step 17 (Normal Mode): wait for the FW and IOP to get
1052 ready - 1 sec timeout */
1053 /* Wait for the SPC Configuration Table to be ready */
1054 if (check_fw_ready(pm8001_ha) == -1) {
1055 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1056 /* return error if MPI Configuration Table not ready */
1057 PM8001_INIT_DBG(pm8001_ha,
1058 pm8001_printk("FW not ready SCRATCH_PAD1"
1059 " = 0x%x\n", regVal));
1060 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
1061 /* return error if MPI Configuration Table not ready */
1062 PM8001_INIT_DBG(pm8001_ha,
1063 pm8001_printk("FW not ready SCRATCH_PAD2"
1064 " = 0x%x\n", regVal));
1065 PM8001_INIT_DBG(pm8001_ha,
1066 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
1067 pm8001_cr32(pm8001_ha, 0,
1068 MSGU_SCRATCH_PAD_0)));
1069 PM8001_INIT_DBG(pm8001_ha,
1070 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
1071 pm8001_cr32(pm8001_ha, 0,
1072 MSGU_SCRATCH_PAD_3)));
1073 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1074 return -1;
1075 }
1076 }
1077 pm8001_bar4_shift(pm8001_ha, 0);
1078 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1079
1080 PM8001_INIT_DBG(pm8001_ha,
1081 pm8001_printk("SPC soft reset Complete\n"));
1082 return 0;
1083 }
1084
1085 static void pm8001_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
1086 {
1087 u32 i;
1088 u32 regVal;
1089 PM8001_INIT_DBG(pm8001_ha,
1090 pm8001_printk("chip reset start\n"));
1091
1092 /* do SPC chip reset. */
1093 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
1094 regVal &= ~(SPC_REG_RESET_DEVICE);
1095 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
1096
1097 /* delay 10 usec */
1098 udelay(10);
1099
1100 /* bring chip reset out of reset */
1101 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
1102 regVal |= SPC_REG_RESET_DEVICE;
1103 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
1104
1105 /* delay 10 usec */
1106 udelay(10);
1107
1108 /* wait for 20 msec until the firmware gets reloaded */
1109 i = 20;
1110 do {
1111 mdelay(1);
1112 } while ((--i) != 0);
1113
1114 PM8001_INIT_DBG(pm8001_ha,
1115 pm8001_printk("chip reset finished\n"));
1116 }
1117
1118 /**
1119 * pm8001_chip_iounmap - which maped when initialized.
1120 * @pm8001_ha: our hba card information
1121 */
1122 static void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha)
1123 {
1124 s8 bar, logical = 0;
1125 for (bar = 0; bar < 6; bar++) {
1126 /*
1127 ** logical BARs for SPC:
1128 ** bar 0 and 1 - logical BAR0
1129 ** bar 2 and 3 - logical BAR1
1130 ** bar4 - logical BAR2
1131 ** bar5 - logical BAR3
1132 ** Skip the appropriate assignments:
1133 */
1134 if ((bar == 1) || (bar == 3))
1135 continue;
1136 if (pm8001_ha->io_mem[logical].memvirtaddr) {
1137 iounmap(pm8001_ha->io_mem[logical].memvirtaddr);
1138 logical++;
1139 }
1140 }
1141 }
1142
1143 /**
1144 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1145 * @pm8001_ha: our hba card information
1146 */
1147 static void
1148 pm8001_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
1149 {
1150 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
1151 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
1152 }
1153
1154 /**
1155 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
1156 * @pm8001_ha: our hba card information
1157 */
1158 static void
1159 pm8001_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
1160 {
1161 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_MASK_ALL);
1162 }
1163
1164 /**
1165 * pm8001_chip_msix_interrupt_enable - enable PM8001 chip interrupt
1166 * @pm8001_ha: our hba card information
1167 */
1168 static void
1169 pm8001_chip_msix_interrupt_enable(struct pm8001_hba_info *pm8001_ha,
1170 u32 int_vec_idx)
1171 {
1172 u32 msi_index;
1173 u32 value;
1174 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
1175 msi_index += MSIX_TABLE_BASE;
1176 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_ENABLE);
1177 value = (1 << int_vec_idx);
1178 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, value);
1179
1180 }
1181
1182 /**
1183 * pm8001_chip_msix_interrupt_disable - disable PM8001 chip interrupt
1184 * @pm8001_ha: our hba card information
1185 */
1186 static void
1187 pm8001_chip_msix_interrupt_disable(struct pm8001_hba_info *pm8001_ha,
1188 u32 int_vec_idx)
1189 {
1190 u32 msi_index;
1191 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
1192 msi_index += MSIX_TABLE_BASE;
1193 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_DISABLE);
1194 }
1195
1196 /**
1197 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1198 * @pm8001_ha: our hba card information
1199 */
1200 static void
1201 pm8001_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
1202 {
1203 #ifdef PM8001_USE_MSIX
1204 pm8001_chip_msix_interrupt_enable(pm8001_ha, 0);
1205 return;
1206 #endif
1207 pm8001_chip_intx_interrupt_enable(pm8001_ha);
1208
1209 }
1210
1211 /**
1212 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
1213 * @pm8001_ha: our hba card information
1214 */
1215 static void
1216 pm8001_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
1217 {
1218 #ifdef PM8001_USE_MSIX
1219 pm8001_chip_msix_interrupt_disable(pm8001_ha, 0);
1220 return;
1221 #endif
1222 pm8001_chip_intx_interrupt_disable(pm8001_ha);
1223
1224 }
1225
1226 /**
1227 * mpi_msg_free_get- get the free message buffer for transfer inbound queue.
1228 * @circularQ: the inbound queue we want to transfer to HBA.
1229 * @messageSize: the message size of this transfer, normally it is 64 bytes
1230 * @messagePtr: the pointer to message.
1231 */
1232 static int mpi_msg_free_get(struct inbound_queue_table *circularQ,
1233 u16 messageSize, void **messagePtr)
1234 {
1235 u32 offset, consumer_index;
1236 struct mpi_msg_hdr *msgHeader;
1237 u8 bcCount = 1; /* only support single buffer */
1238
1239 /* Checks is the requested message size can be allocated in this queue*/
1240 if (messageSize > 64) {
1241 *messagePtr = NULL;
1242 return -1;
1243 }
1244
1245 /* Stores the new consumer index */
1246 consumer_index = pm8001_read_32(circularQ->ci_virt);
1247 circularQ->consumer_index = cpu_to_le32(consumer_index);
1248 if (((circularQ->producer_idx + bcCount) % PM8001_MPI_QUEUE) ==
1249 le32_to_cpu(circularQ->consumer_index)) {
1250 *messagePtr = NULL;
1251 return -1;
1252 }
1253 /* get memory IOMB buffer address */
1254 offset = circularQ->producer_idx * 64;
1255 /* increment to next bcCount element */
1256 circularQ->producer_idx = (circularQ->producer_idx + bcCount)
1257 % PM8001_MPI_QUEUE;
1258 /* Adds that distance to the base of the region virtual address plus
1259 the message header size*/
1260 msgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + offset);
1261 *messagePtr = ((void *)msgHeader) + sizeof(struct mpi_msg_hdr);
1262 return 0;
1263 }
1264
1265 /**
1266 * mpi_build_cmd- build the message queue for transfer, update the PI to FW
1267 * to tell the fw to get this message from IOMB.
1268 * @pm8001_ha: our hba card information
1269 * @circularQ: the inbound queue we want to transfer to HBA.
1270 * @opCode: the operation code represents commands which LLDD and fw recognized.
1271 * @payload: the command payload of each operation command.
1272 */
1273 static int mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
1274 struct inbound_queue_table *circularQ,
1275 u32 opCode, void *payload)
1276 {
1277 u32 Header = 0, hpriority = 0, bc = 1, category = 0x02;
1278 u32 responseQueue = 0;
1279 void *pMessage;
1280
1281 if (mpi_msg_free_get(circularQ, 64, &pMessage) < 0) {
1282 PM8001_IO_DBG(pm8001_ha,
1283 pm8001_printk("No free mpi buffer\n"));
1284 return -1;
1285 }
1286 BUG_ON(!payload);
1287 /*Copy to the payload*/
1288 memcpy(pMessage, payload, (64 - sizeof(struct mpi_msg_hdr)));
1289
1290 /*Build the header*/
1291 Header = ((1 << 31) | (hpriority << 30) | ((bc & 0x1f) << 24)
1292 | ((responseQueue & 0x3F) << 16)
1293 | ((category & 0xF) << 12) | (opCode & 0xFFF));
1294
1295 pm8001_write_32((pMessage - 4), 0, cpu_to_le32(Header));
1296 /*Update the PI to the firmware*/
1297 pm8001_cw32(pm8001_ha, circularQ->pi_pci_bar,
1298 circularQ->pi_offset, circularQ->producer_idx);
1299 PM8001_IO_DBG(pm8001_ha,
1300 pm8001_printk("after PI= %d CI= %d\n", circularQ->producer_idx,
1301 circularQ->consumer_index));
1302 return 0;
1303 }
1304
1305 static u32 mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg,
1306 struct outbound_queue_table *circularQ, u8 bc)
1307 {
1308 u32 producer_index;
1309 struct mpi_msg_hdr *msgHeader;
1310 struct mpi_msg_hdr *pOutBoundMsgHeader;
1311
1312 msgHeader = (struct mpi_msg_hdr *)(pMsg - sizeof(struct mpi_msg_hdr));
1313 pOutBoundMsgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt +
1314 circularQ->consumer_idx * 64);
1315 if (pOutBoundMsgHeader != msgHeader) {
1316 PM8001_FAIL_DBG(pm8001_ha,
1317 pm8001_printk("consumer_idx = %d msgHeader = %p\n",
1318 circularQ->consumer_idx, msgHeader));
1319
1320 /* Update the producer index from SPC */
1321 producer_index = pm8001_read_32(circularQ->pi_virt);
1322 circularQ->producer_index = cpu_to_le32(producer_index);
1323 PM8001_FAIL_DBG(pm8001_ha,
1324 pm8001_printk("consumer_idx = %d producer_index = %d"
1325 "msgHeader = %p\n", circularQ->consumer_idx,
1326 circularQ->producer_index, msgHeader));
1327 return 0;
1328 }
1329 /* free the circular queue buffer elements associated with the message*/
1330 circularQ->consumer_idx = (circularQ->consumer_idx + bc)
1331 % PM8001_MPI_QUEUE;
1332 /* update the CI of outbound queue */
1333 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, circularQ->ci_offset,
1334 circularQ->consumer_idx);
1335 /* Update the producer index from SPC*/
1336 producer_index = pm8001_read_32(circularQ->pi_virt);
1337 circularQ->producer_index = cpu_to_le32(producer_index);
1338 PM8001_IO_DBG(pm8001_ha,
1339 pm8001_printk(" CI=%d PI=%d\n", circularQ->consumer_idx,
1340 circularQ->producer_index));
1341 return 0;
1342 }
1343
1344 /**
1345 * mpi_msg_consume- get the MPI message from outbound queue message table.
1346 * @pm8001_ha: our hba card information
1347 * @circularQ: the outbound queue table.
1348 * @messagePtr1: the message contents of this outbound message.
1349 * @pBC: the message size.
1350 */
1351 static u32 mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
1352 struct outbound_queue_table *circularQ,
1353 void **messagePtr1, u8 *pBC)
1354 {
1355 struct mpi_msg_hdr *msgHeader;
1356 __le32 msgHeader_tmp;
1357 u32 header_tmp;
1358 do {
1359 /* If there are not-yet-delivered messages ... */
1360 if (le32_to_cpu(circularQ->producer_index)
1361 != circularQ->consumer_idx) {
1362 /*Get the pointer to the circular queue buffer element*/
1363 msgHeader = (struct mpi_msg_hdr *)
1364 (circularQ->base_virt +
1365 circularQ->consumer_idx * 64);
1366 /* read header */
1367 header_tmp = pm8001_read_32(msgHeader);
1368 msgHeader_tmp = cpu_to_le32(header_tmp);
1369 if (0 != (le32_to_cpu(msgHeader_tmp) & 0x80000000)) {
1370 if (OPC_OUB_SKIP_ENTRY !=
1371 (le32_to_cpu(msgHeader_tmp) & 0xfff)) {
1372 *messagePtr1 =
1373 ((u8 *)msgHeader) +
1374 sizeof(struct mpi_msg_hdr);
1375 *pBC = (u8)((le32_to_cpu(msgHeader_tmp)
1376 >> 24) & 0x1f);
1377 PM8001_IO_DBG(pm8001_ha,
1378 pm8001_printk(": CI=%d PI=%d "
1379 "msgHeader=%x\n",
1380 circularQ->consumer_idx,
1381 circularQ->producer_index,
1382 msgHeader_tmp));
1383 return MPI_IO_STATUS_SUCCESS;
1384 } else {
1385 circularQ->consumer_idx =
1386 (circularQ->consumer_idx +
1387 ((le32_to_cpu(msgHeader_tmp)
1388 >> 24) & 0x1f))
1389 % PM8001_MPI_QUEUE;
1390 msgHeader_tmp = 0;
1391 pm8001_write_32(msgHeader, 0, 0);
1392 /* update the CI of outbound queue */
1393 pm8001_cw32(pm8001_ha,
1394 circularQ->ci_pci_bar,
1395 circularQ->ci_offset,
1396 circularQ->consumer_idx);
1397 }
1398 } else {
1399 circularQ->consumer_idx =
1400 (circularQ->consumer_idx +
1401 ((le32_to_cpu(msgHeader_tmp) >> 24) &
1402 0x1f)) % PM8001_MPI_QUEUE;
1403 msgHeader_tmp = 0;
1404 pm8001_write_32(msgHeader, 0, 0);
1405 /* update the CI of outbound queue */
1406 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar,
1407 circularQ->ci_offset,
1408 circularQ->consumer_idx);
1409 return MPI_IO_STATUS_FAIL;
1410 }
1411 } else {
1412 u32 producer_index;
1413 void *pi_virt = circularQ->pi_virt;
1414 /* Update the producer index from SPC */
1415 producer_index = pm8001_read_32(pi_virt);
1416 circularQ->producer_index = cpu_to_le32(producer_index);
1417 }
1418 } while (le32_to_cpu(circularQ->producer_index) !=
1419 circularQ->consumer_idx);
1420 /* while we don't have any more not-yet-delivered message */
1421 /* report empty */
1422 return MPI_IO_STATUS_BUSY;
1423 }
1424
1425 static void pm8001_work_fn(struct work_struct *work)
1426 {
1427 struct pm8001_work *pw = container_of(work, struct pm8001_work, work);
1428 struct pm8001_device *pm8001_dev;
1429 struct domain_device *dev;
1430
1431 /*
1432 * So far, all users of this stash an associated structure here.
1433 * If we get here, and this pointer is null, then the action
1434 * was cancelled. This nullification happens when the device
1435 * goes away.
1436 */
1437 pm8001_dev = pw->data; /* Most stash device structure */
1438 if ((pm8001_dev == NULL)
1439 || ((pw->handler != IO_XFER_ERROR_BREAK)
1440 && (pm8001_dev->dev_type == NO_DEVICE))) {
1441 kfree(pw);
1442 return;
1443 }
1444
1445 switch (pw->handler) {
1446 case IO_XFER_ERROR_BREAK:
1447 { /* This one stashes the sas_task instead */
1448 struct sas_task *t = (struct sas_task *)pm8001_dev;
1449 u32 tag;
1450 struct pm8001_ccb_info *ccb;
1451 struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha;
1452 unsigned long flags, flags1;
1453 struct task_status_struct *ts;
1454 int i;
1455
1456 if (pm8001_query_task(t) == TMF_RESP_FUNC_SUCC)
1457 break; /* Task still on lu */
1458 spin_lock_irqsave(&pm8001_ha->lock, flags);
1459
1460 spin_lock_irqsave(&t->task_state_lock, flags1);
1461 if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) {
1462 spin_unlock_irqrestore(&t->task_state_lock, flags1);
1463 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1464 break; /* Task got completed by another */
1465 }
1466 spin_unlock_irqrestore(&t->task_state_lock, flags1);
1467
1468 /* Search for a possible ccb that matches the task */
1469 for (i = 0; ccb = NULL, i < PM8001_MAX_CCB; i++) {
1470 ccb = &pm8001_ha->ccb_info[i];
1471 tag = ccb->ccb_tag;
1472 if ((tag != 0xFFFFFFFF) && (ccb->task == t))
1473 break;
1474 }
1475 if (!ccb) {
1476 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1477 break; /* Task got freed by another */
1478 }
1479 ts = &t->task_status;
1480 ts->resp = SAS_TASK_COMPLETE;
1481 /* Force the midlayer to retry */
1482 ts->stat = SAS_QUEUE_FULL;
1483 pm8001_dev = ccb->device;
1484 if (pm8001_dev)
1485 pm8001_dev->running_req--;
1486 spin_lock_irqsave(&t->task_state_lock, flags1);
1487 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
1488 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
1489 t->task_state_flags |= SAS_TASK_STATE_DONE;
1490 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
1491 spin_unlock_irqrestore(&t->task_state_lock, flags1);
1492 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p"
1493 " done with event 0x%x resp 0x%x stat 0x%x but"
1494 " aborted by upper layer!\n",
1495 t, pw->handler, ts->resp, ts->stat));
1496 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1497 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1498 } else {
1499 spin_unlock_irqrestore(&t->task_state_lock, flags1);
1500 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1501 mb();/* in order to force CPU ordering */
1502 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1503 t->task_done(t);
1504 }
1505 } break;
1506 case IO_XFER_OPEN_RETRY_TIMEOUT:
1507 { /* This one stashes the sas_task instead */
1508 struct sas_task *t = (struct sas_task *)pm8001_dev;
1509 u32 tag;
1510 struct pm8001_ccb_info *ccb;
1511 struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha;
1512 unsigned long flags, flags1;
1513 int i, ret = 0;
1514
1515 PM8001_IO_DBG(pm8001_ha,
1516 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
1517
1518 ret = pm8001_query_task(t);
1519
1520 PM8001_IO_DBG(pm8001_ha,
1521 switch (ret) {
1522 case TMF_RESP_FUNC_SUCC:
1523 pm8001_printk("...Task on lu\n");
1524 break;
1525
1526 case TMF_RESP_FUNC_COMPLETE:
1527 pm8001_printk("...Task NOT on lu\n");
1528 break;
1529
1530 default:
1531 pm8001_printk("...query task failed!!!\n");
1532 break;
1533 });
1534
1535 spin_lock_irqsave(&pm8001_ha->lock, flags);
1536
1537 spin_lock_irqsave(&t->task_state_lock, flags1);
1538
1539 if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) {
1540 spin_unlock_irqrestore(&t->task_state_lock, flags1);
1541 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1542 if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */
1543 (void)pm8001_abort_task(t);
1544 break; /* Task got completed by another */
1545 }
1546
1547 spin_unlock_irqrestore(&t->task_state_lock, flags1);
1548
1549 /* Search for a possible ccb that matches the task */
1550 for (i = 0; ccb = NULL, i < PM8001_MAX_CCB; i++) {
1551 ccb = &pm8001_ha->ccb_info[i];
1552 tag = ccb->ccb_tag;
1553 if ((tag != 0xFFFFFFFF) && (ccb->task == t))
1554 break;
1555 }
1556 if (!ccb) {
1557 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1558 if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */
1559 (void)pm8001_abort_task(t);
1560 break; /* Task got freed by another */
1561 }
1562
1563 pm8001_dev = ccb->device;
1564 dev = pm8001_dev->sas_device;
1565
1566 switch (ret) {
1567 case TMF_RESP_FUNC_SUCC: /* task on lu */
1568 ccb->open_retry = 1; /* Snub completion */
1569 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1570 ret = pm8001_abort_task(t);
1571 ccb->open_retry = 0;
1572 switch (ret) {
1573 case TMF_RESP_FUNC_SUCC:
1574 case TMF_RESP_FUNC_COMPLETE:
1575 break;
1576 default: /* device misbehavior */
1577 ret = TMF_RESP_FUNC_FAILED;
1578 PM8001_IO_DBG(pm8001_ha,
1579 pm8001_printk("...Reset phy\n"));
1580 pm8001_I_T_nexus_reset(dev);
1581 break;
1582 }
1583 break;
1584
1585 case TMF_RESP_FUNC_COMPLETE: /* task not on lu */
1586 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1587 /* Do we need to abort the task locally? */
1588 break;
1589
1590 default: /* device misbehavior */
1591 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
1592 ret = TMF_RESP_FUNC_FAILED;
1593 PM8001_IO_DBG(pm8001_ha,
1594 pm8001_printk("...Reset phy\n"));
1595 pm8001_I_T_nexus_reset(dev);
1596 }
1597
1598 if (ret == TMF_RESP_FUNC_FAILED)
1599 t = NULL;
1600 pm8001_open_reject_retry(pm8001_ha, t, pm8001_dev);
1601 PM8001_IO_DBG(pm8001_ha, pm8001_printk("...Complete\n"));
1602 } break;
1603 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1604 dev = pm8001_dev->sas_device;
1605 pm8001_I_T_nexus_reset(dev);
1606 break;
1607 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
1608 dev = pm8001_dev->sas_device;
1609 pm8001_I_T_nexus_reset(dev);
1610 break;
1611 case IO_DS_IN_ERROR:
1612 dev = pm8001_dev->sas_device;
1613 pm8001_I_T_nexus_reset(dev);
1614 break;
1615 case IO_DS_NON_OPERATIONAL:
1616 dev = pm8001_dev->sas_device;
1617 pm8001_I_T_nexus_reset(dev);
1618 break;
1619 }
1620 kfree(pw);
1621 }
1622
1623 static int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha, void *data,
1624 int handler)
1625 {
1626 struct pm8001_work *pw;
1627 int ret = 0;
1628
1629 pw = kmalloc(sizeof(struct pm8001_work), GFP_ATOMIC);
1630 if (pw) {
1631 pw->pm8001_ha = pm8001_ha;
1632 pw->data = data;
1633 pw->handler = handler;
1634 INIT_WORK(&pw->work, pm8001_work_fn);
1635 queue_work(pm8001_wq, &pw->work);
1636 } else
1637 ret = -ENOMEM;
1638
1639 return ret;
1640 }
1641
1642 /**
1643 * mpi_ssp_completion- process the event that FW response to the SSP request.
1644 * @pm8001_ha: our hba card information
1645 * @piomb: the message contents of this outbound message.
1646 *
1647 * When FW has completed a ssp request for example a IO request, after it has
1648 * filled the SG data with the data, it will trigger this event represent
1649 * that he has finished the job,please check the coresponding buffer.
1650 * So we will tell the caller who maybe waiting the result to tell upper layer
1651 * that the task has been finished.
1652 */
1653 static void
1654 mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb)
1655 {
1656 struct sas_task *t;
1657 struct pm8001_ccb_info *ccb;
1658 unsigned long flags;
1659 u32 status;
1660 u32 param;
1661 u32 tag;
1662 struct ssp_completion_resp *psspPayload;
1663 struct task_status_struct *ts;
1664 struct ssp_response_iu *iu;
1665 struct pm8001_device *pm8001_dev;
1666 psspPayload = (struct ssp_completion_resp *)(piomb + 4);
1667 status = le32_to_cpu(psspPayload->status);
1668 tag = le32_to_cpu(psspPayload->tag);
1669 ccb = &pm8001_ha->ccb_info[tag];
1670 if ((status == IO_ABORTED) && ccb->open_retry) {
1671 /* Being completed by another */
1672 ccb->open_retry = 0;
1673 return;
1674 }
1675 pm8001_dev = ccb->device;
1676 param = le32_to_cpu(psspPayload->param);
1677
1678 t = ccb->task;
1679
1680 if (status && status != IO_UNDERFLOW)
1681 PM8001_FAIL_DBG(pm8001_ha,
1682 pm8001_printk("sas IO status 0x%x\n", status));
1683 if (unlikely(!t || !t->lldd_task || !t->dev))
1684 return;
1685 ts = &t->task_status;
1686 switch (status) {
1687 case IO_SUCCESS:
1688 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS"
1689 ",param = %d\n", param));
1690 if (param == 0) {
1691 ts->resp = SAS_TASK_COMPLETE;
1692 ts->stat = SAM_STAT_GOOD;
1693 } else {
1694 ts->resp = SAS_TASK_COMPLETE;
1695 ts->stat = SAS_PROTO_RESPONSE;
1696 ts->residual = param;
1697 iu = &psspPayload->ssp_resp_iu;
1698 sas_ssp_task_response(pm8001_ha->dev, t, iu);
1699 }
1700 if (pm8001_dev)
1701 pm8001_dev->running_req--;
1702 break;
1703 case IO_ABORTED:
1704 PM8001_IO_DBG(pm8001_ha,
1705 pm8001_printk("IO_ABORTED IOMB Tag\n"));
1706 ts->resp = SAS_TASK_COMPLETE;
1707 ts->stat = SAS_ABORTED_TASK;
1708 break;
1709 case IO_UNDERFLOW:
1710 /* SSP Completion with error */
1711 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW"
1712 ",param = %d\n", param));
1713 ts->resp = SAS_TASK_COMPLETE;
1714 ts->stat = SAS_DATA_UNDERRUN;
1715 ts->residual = param;
1716 if (pm8001_dev)
1717 pm8001_dev->running_req--;
1718 break;
1719 case IO_NO_DEVICE:
1720 PM8001_IO_DBG(pm8001_ha,
1721 pm8001_printk("IO_NO_DEVICE\n"));
1722 ts->resp = SAS_TASK_UNDELIVERED;
1723 ts->stat = SAS_PHY_DOWN;
1724 break;
1725 case IO_XFER_ERROR_BREAK:
1726 PM8001_IO_DBG(pm8001_ha,
1727 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1728 ts->resp = SAS_TASK_COMPLETE;
1729 ts->stat = SAS_OPEN_REJECT;
1730 /* Force the midlayer to retry */
1731 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1732 break;
1733 case IO_XFER_ERROR_PHY_NOT_READY:
1734 PM8001_IO_DBG(pm8001_ha,
1735 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
1736 ts->resp = SAS_TASK_COMPLETE;
1737 ts->stat = SAS_OPEN_REJECT;
1738 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1739 break;
1740 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1741 PM8001_IO_DBG(pm8001_ha,
1742 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
1743 ts->resp = SAS_TASK_COMPLETE;
1744 ts->stat = SAS_OPEN_REJECT;
1745 ts->open_rej_reason = SAS_OREJ_EPROTO;
1746 break;
1747 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1748 PM8001_IO_DBG(pm8001_ha,
1749 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
1750 ts->resp = SAS_TASK_COMPLETE;
1751 ts->stat = SAS_OPEN_REJECT;
1752 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1753 break;
1754 case IO_OPEN_CNX_ERROR_BREAK:
1755 PM8001_IO_DBG(pm8001_ha,
1756 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
1757 ts->resp = SAS_TASK_COMPLETE;
1758 ts->stat = SAS_OPEN_REJECT;
1759 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1760 break;
1761 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1762 PM8001_IO_DBG(pm8001_ha,
1763 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
1764 ts->resp = SAS_TASK_COMPLETE;
1765 ts->stat = SAS_OPEN_REJECT;
1766 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1767 if (!t->uldd_task)
1768 pm8001_handle_event(pm8001_ha,
1769 pm8001_dev,
1770 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
1771 break;
1772 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
1773 PM8001_IO_DBG(pm8001_ha,
1774 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
1775 ts->resp = SAS_TASK_COMPLETE;
1776 ts->stat = SAS_OPEN_REJECT;
1777 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
1778 break;
1779 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
1780 PM8001_IO_DBG(pm8001_ha,
1781 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
1782 "NOT_SUPPORTED\n"));
1783 ts->resp = SAS_TASK_COMPLETE;
1784 ts->stat = SAS_OPEN_REJECT;
1785 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
1786 break;
1787 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
1788 PM8001_IO_DBG(pm8001_ha,
1789 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
1790 ts->resp = SAS_TASK_UNDELIVERED;
1791 ts->stat = SAS_OPEN_REJECT;
1792 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
1793 break;
1794 case IO_XFER_ERROR_NAK_RECEIVED:
1795 PM8001_IO_DBG(pm8001_ha,
1796 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
1797 ts->resp = SAS_TASK_COMPLETE;
1798 ts->stat = SAS_OPEN_REJECT;
1799 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1800 break;
1801 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
1802 PM8001_IO_DBG(pm8001_ha,
1803 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
1804 ts->resp = SAS_TASK_COMPLETE;
1805 ts->stat = SAS_NAK_R_ERR;
1806 break;
1807 case IO_XFER_ERROR_DMA:
1808 PM8001_IO_DBG(pm8001_ha,
1809 pm8001_printk("IO_XFER_ERROR_DMA\n"));
1810 ts->resp = SAS_TASK_COMPLETE;
1811 ts->stat = SAS_OPEN_REJECT;
1812 break;
1813 case IO_XFER_OPEN_RETRY_TIMEOUT:
1814 PM8001_IO_DBG(pm8001_ha,
1815 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
1816 ts->resp = SAS_TASK_COMPLETE;
1817 ts->stat = SAS_OPEN_REJECT;
1818 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1819 break;
1820 case IO_XFER_ERROR_OFFSET_MISMATCH:
1821 PM8001_IO_DBG(pm8001_ha,
1822 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
1823 ts->resp = SAS_TASK_COMPLETE;
1824 ts->stat = SAS_OPEN_REJECT;
1825 break;
1826 case IO_PORT_IN_RESET:
1827 PM8001_IO_DBG(pm8001_ha,
1828 pm8001_printk("IO_PORT_IN_RESET\n"));
1829 ts->resp = SAS_TASK_COMPLETE;
1830 ts->stat = SAS_OPEN_REJECT;
1831 break;
1832 case IO_DS_NON_OPERATIONAL:
1833 PM8001_IO_DBG(pm8001_ha,
1834 pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
1835 ts->resp = SAS_TASK_COMPLETE;
1836 ts->stat = SAS_OPEN_REJECT;
1837 if (!t->uldd_task)
1838 pm8001_handle_event(pm8001_ha,
1839 pm8001_dev,
1840 IO_DS_NON_OPERATIONAL);
1841 break;
1842 case IO_DS_IN_RECOVERY:
1843 PM8001_IO_DBG(pm8001_ha,
1844 pm8001_printk("IO_DS_IN_RECOVERY\n"));
1845 ts->resp = SAS_TASK_COMPLETE;
1846 ts->stat = SAS_OPEN_REJECT;
1847 break;
1848 case IO_TM_TAG_NOT_FOUND:
1849 PM8001_IO_DBG(pm8001_ha,
1850 pm8001_printk("IO_TM_TAG_NOT_FOUND\n"));
1851 ts->resp = SAS_TASK_COMPLETE;
1852 ts->stat = SAS_OPEN_REJECT;
1853 break;
1854 case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
1855 PM8001_IO_DBG(pm8001_ha,
1856 pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n"));
1857 ts->resp = SAS_TASK_COMPLETE;
1858 ts->stat = SAS_OPEN_REJECT;
1859 break;
1860 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
1861 PM8001_IO_DBG(pm8001_ha,
1862 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
1863 ts->resp = SAS_TASK_COMPLETE;
1864 ts->stat = SAS_OPEN_REJECT;
1865 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1866 break;
1867 default:
1868 PM8001_IO_DBG(pm8001_ha,
1869 pm8001_printk("Unknown status 0x%x\n", status));
1870 /* not allowed case. Therefore, return failed status */
1871 ts->resp = SAS_TASK_COMPLETE;
1872 ts->stat = SAS_OPEN_REJECT;
1873 break;
1874 }
1875 PM8001_IO_DBG(pm8001_ha,
1876 pm8001_printk("scsi_status = %x \n ",
1877 psspPayload->ssp_resp_iu.status));
1878 spin_lock_irqsave(&t->task_state_lock, flags);
1879 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
1880 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
1881 t->task_state_flags |= SAS_TASK_STATE_DONE;
1882 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
1883 spin_unlock_irqrestore(&t->task_state_lock, flags);
1884 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
1885 " io_status 0x%x resp 0x%x "
1886 "stat 0x%x but aborted by upper layer!\n",
1887 t, status, ts->resp, ts->stat));
1888 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1889 } else {
1890 spin_unlock_irqrestore(&t->task_state_lock, flags);
1891 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1892 mb();/* in order to force CPU ordering */
1893 t->task_done(t);
1894 }
1895 }
1896
1897 /*See the comments for mpi_ssp_completion */
1898 static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
1899 {
1900 struct sas_task *t;
1901 unsigned long flags;
1902 struct task_status_struct *ts;
1903 struct pm8001_ccb_info *ccb;
1904 struct pm8001_device *pm8001_dev;
1905 struct ssp_event_resp *psspPayload =
1906 (struct ssp_event_resp *)(piomb + 4);
1907 u32 event = le32_to_cpu(psspPayload->event);
1908 u32 tag = le32_to_cpu(psspPayload->tag);
1909 u32 port_id = le32_to_cpu(psspPayload->port_id);
1910 u32 dev_id = le32_to_cpu(psspPayload->device_id);
1911
1912 ccb = &pm8001_ha->ccb_info[tag];
1913 t = ccb->task;
1914 pm8001_dev = ccb->device;
1915 if (event)
1916 PM8001_FAIL_DBG(pm8001_ha,
1917 pm8001_printk("sas IO status 0x%x\n", event));
1918 if (unlikely(!t || !t->lldd_task || !t->dev))
1919 return;
1920 ts = &t->task_status;
1921 PM8001_IO_DBG(pm8001_ha,
1922 pm8001_printk("port_id = %x,device_id = %x\n",
1923 port_id, dev_id));
1924 switch (event) {
1925 case IO_OVERFLOW:
1926 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");)
1927 ts->resp = SAS_TASK_COMPLETE;
1928 ts->stat = SAS_DATA_OVERRUN;
1929 ts->residual = 0;
1930 if (pm8001_dev)
1931 pm8001_dev->running_req--;
1932 break;
1933 case IO_XFER_ERROR_BREAK:
1934 PM8001_IO_DBG(pm8001_ha,
1935 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1936 pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK);
1937 return;
1938 case IO_XFER_ERROR_PHY_NOT_READY:
1939 PM8001_IO_DBG(pm8001_ha,
1940 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
1941 ts->resp = SAS_TASK_COMPLETE;
1942 ts->stat = SAS_OPEN_REJECT;
1943 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1944 break;
1945 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1946 PM8001_IO_DBG(pm8001_ha,
1947 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
1948 "_SUPPORTED\n"));
1949 ts->resp = SAS_TASK_COMPLETE;
1950 ts->stat = SAS_OPEN_REJECT;
1951 ts->open_rej_reason = SAS_OREJ_EPROTO;
1952 break;
1953 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1954 PM8001_IO_DBG(pm8001_ha,
1955 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
1956 ts->resp = SAS_TASK_COMPLETE;
1957 ts->stat = SAS_OPEN_REJECT;
1958 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1959 break;
1960 case IO_OPEN_CNX_ERROR_BREAK:
1961 PM8001_IO_DBG(pm8001_ha,
1962 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
1963 ts->resp = SAS_TASK_COMPLETE;
1964 ts->stat = SAS_OPEN_REJECT;
1965 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1966 break;
1967 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1968 PM8001_IO_DBG(pm8001_ha,
1969 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
1970 ts->resp = SAS_TASK_COMPLETE;
1971 ts->stat = SAS_OPEN_REJECT;
1972 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1973 if (!t->uldd_task)
1974 pm8001_handle_event(pm8001_ha,
1975 pm8001_dev,
1976 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
1977 break;
1978 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
1979 PM8001_IO_DBG(pm8001_ha,
1980 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
1981 ts->resp = SAS_TASK_COMPLETE;
1982 ts->stat = SAS_OPEN_REJECT;
1983 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
1984 break;
1985 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
1986 PM8001_IO_DBG(pm8001_ha,
1987 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
1988 "NOT_SUPPORTED\n"));
1989 ts->resp = SAS_TASK_COMPLETE;
1990 ts->stat = SAS_OPEN_REJECT;
1991 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
1992 break;
1993 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
1994 PM8001_IO_DBG(pm8001_ha,
1995 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
1996 ts->resp = SAS_TASK_COMPLETE;
1997 ts->stat = SAS_OPEN_REJECT;
1998 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
1999 break;
2000 case IO_XFER_ERROR_NAK_RECEIVED:
2001 PM8001_IO_DBG(pm8001_ha,
2002 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
2003 ts->resp = SAS_TASK_COMPLETE;
2004 ts->stat = SAS_OPEN_REJECT;
2005 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2006 break;
2007 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
2008 PM8001_IO_DBG(pm8001_ha,
2009 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
2010 ts->resp = SAS_TASK_COMPLETE;
2011 ts->stat = SAS_NAK_R_ERR;
2012 break;
2013 case IO_XFER_OPEN_RETRY_TIMEOUT:
2014 PM8001_IO_DBG(pm8001_ha,
2015 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2016 pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT);
2017 return;
2018 case IO_XFER_ERROR_UNEXPECTED_PHASE:
2019 PM8001_IO_DBG(pm8001_ha,
2020 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
2021 ts->resp = SAS_TASK_COMPLETE;
2022 ts->stat = SAS_DATA_OVERRUN;
2023 break;
2024 case IO_XFER_ERROR_XFER_RDY_OVERRUN:
2025 PM8001_IO_DBG(pm8001_ha,
2026 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
2027 ts->resp = SAS_TASK_COMPLETE;
2028 ts->stat = SAS_DATA_OVERRUN;
2029 break;
2030 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
2031 PM8001_IO_DBG(pm8001_ha,
2032 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
2033 ts->resp = SAS_TASK_COMPLETE;
2034 ts->stat = SAS_DATA_OVERRUN;
2035 break;
2036 case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT:
2037 PM8001_IO_DBG(pm8001_ha,
2038 pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n"));
2039 ts->resp = SAS_TASK_COMPLETE;
2040 ts->stat = SAS_DATA_OVERRUN;
2041 break;
2042 case IO_XFER_ERROR_OFFSET_MISMATCH:
2043 PM8001_IO_DBG(pm8001_ha,
2044 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
2045 ts->resp = SAS_TASK_COMPLETE;
2046 ts->stat = SAS_DATA_OVERRUN;
2047 break;
2048 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
2049 PM8001_IO_DBG(pm8001_ha,
2050 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
2051 ts->resp = SAS_TASK_COMPLETE;
2052 ts->stat = SAS_DATA_OVERRUN;
2053 break;
2054 case IO_XFER_CMD_FRAME_ISSUED:
2055 PM8001_IO_DBG(pm8001_ha,
2056 pm8001_printk(" IO_XFER_CMD_FRAME_ISSUED\n"));
2057 return;
2058 default:
2059 PM8001_IO_DBG(pm8001_ha,
2060 pm8001_printk("Unknown status 0x%x\n", event));
2061 /* not allowed case. Therefore, return failed status */
2062 ts->resp = SAS_TASK_COMPLETE;
2063 ts->stat = SAS_DATA_OVERRUN;
2064 break;
2065 }
2066 spin_lock_irqsave(&t->task_state_lock, flags);
2067 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2068 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2069 t->task_state_flags |= SAS_TASK_STATE_DONE;
2070 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2071 spin_unlock_irqrestore(&t->task_state_lock, flags);
2072 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
2073 " event 0x%x resp 0x%x "
2074 "stat 0x%x but aborted by upper layer!\n",
2075 t, event, ts->resp, ts->stat));
2076 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2077 } else {
2078 spin_unlock_irqrestore(&t->task_state_lock, flags);
2079 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2080 mb();/* in order to force CPU ordering */
2081 t->task_done(t);
2082 }
2083 }
2084
2085 /*See the comments for mpi_ssp_completion */
2086 static void
2087 mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
2088 {
2089 struct sas_task *t;
2090 struct pm8001_ccb_info *ccb;
2091 u32 param;
2092 u32 status;
2093 u32 tag;
2094 struct sata_completion_resp *psataPayload;
2095 struct task_status_struct *ts;
2096 struct ata_task_resp *resp ;
2097 u32 *sata_resp;
2098 struct pm8001_device *pm8001_dev;
2099 unsigned long flags;
2100
2101 psataPayload = (struct sata_completion_resp *)(piomb + 4);
2102 status = le32_to_cpu(psataPayload->status);
2103 tag = le32_to_cpu(psataPayload->tag);
2104
2105 ccb = &pm8001_ha->ccb_info[tag];
2106 param = le32_to_cpu(psataPayload->param);
2107 t = ccb->task;
2108 ts = &t->task_status;
2109 pm8001_dev = ccb->device;
2110 if (status)
2111 PM8001_FAIL_DBG(pm8001_ha,
2112 pm8001_printk("sata IO status 0x%x\n", status));
2113 if (unlikely(!t || !t->lldd_task || !t->dev))
2114 return;
2115
2116 switch (status) {
2117 case IO_SUCCESS:
2118 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
2119 if (param == 0) {
2120 ts->resp = SAS_TASK_COMPLETE;
2121 ts->stat = SAM_STAT_GOOD;
2122 } else {
2123 u8 len;
2124 ts->resp = SAS_TASK_COMPLETE;
2125 ts->stat = SAS_PROTO_RESPONSE;
2126 ts->residual = param;
2127 PM8001_IO_DBG(pm8001_ha,
2128 pm8001_printk("SAS_PROTO_RESPONSE len = %d\n",
2129 param));
2130 sata_resp = &psataPayload->sata_resp[0];
2131 resp = (struct ata_task_resp *)ts->buf;
2132 if (t->ata_task.dma_xfer == 0 &&
2133 t->data_dir == PCI_DMA_FROMDEVICE) {
2134 len = sizeof(struct pio_setup_fis);
2135 PM8001_IO_DBG(pm8001_ha,
2136 pm8001_printk("PIO read len = %d\n", len));
2137 } else if (t->ata_task.use_ncq) {
2138 len = sizeof(struct set_dev_bits_fis);
2139 PM8001_IO_DBG(pm8001_ha,
2140 pm8001_printk("FPDMA len = %d\n", len));
2141 } else {
2142 len = sizeof(struct dev_to_host_fis);
2143 PM8001_IO_DBG(pm8001_ha,
2144 pm8001_printk("other len = %d\n", len));
2145 }
2146 if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) {
2147 resp->frame_len = len;
2148 memcpy(&resp->ending_fis[0], sata_resp, len);
2149 ts->buf_valid_size = sizeof(*resp);
2150 } else
2151 PM8001_IO_DBG(pm8001_ha,
2152 pm8001_printk("response to large\n"));
2153 }
2154 if (pm8001_dev)
2155 pm8001_dev->running_req--;
2156 break;
2157 case IO_ABORTED:
2158 PM8001_IO_DBG(pm8001_ha,
2159 pm8001_printk("IO_ABORTED IOMB Tag\n"));
2160 ts->resp = SAS_TASK_COMPLETE;
2161 ts->stat = SAS_ABORTED_TASK;
2162 if (pm8001_dev)
2163 pm8001_dev->running_req--;
2164 break;
2165 /* following cases are to do cases */
2166 case IO_UNDERFLOW:
2167 /* SATA Completion with error */
2168 PM8001_IO_DBG(pm8001_ha,
2169 pm8001_printk("IO_UNDERFLOW param = %d\n", param));
2170 ts->resp = SAS_TASK_COMPLETE;
2171 ts->stat = SAS_DATA_UNDERRUN;
2172 ts->residual = param;
2173 if (pm8001_dev)
2174 pm8001_dev->running_req--;
2175 break;
2176 case IO_NO_DEVICE:
2177 PM8001_IO_DBG(pm8001_ha,
2178 pm8001_printk("IO_NO_DEVICE\n"));
2179 ts->resp = SAS_TASK_UNDELIVERED;
2180 ts->stat = SAS_PHY_DOWN;
2181 break;
2182 case IO_XFER_ERROR_BREAK:
2183 PM8001_IO_DBG(pm8001_ha,
2184 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2185 ts->resp = SAS_TASK_COMPLETE;
2186 ts->stat = SAS_INTERRUPTED;
2187 break;
2188 case IO_XFER_ERROR_PHY_NOT_READY:
2189 PM8001_IO_DBG(pm8001_ha,
2190 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2191 ts->resp = SAS_TASK_COMPLETE;
2192 ts->stat = SAS_OPEN_REJECT;
2193 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2194 break;
2195 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2196 PM8001_IO_DBG(pm8001_ha,
2197 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
2198 "_SUPPORTED\n"));
2199 ts->resp = SAS_TASK_COMPLETE;
2200 ts->stat = SAS_OPEN_REJECT;
2201 ts->open_rej_reason = SAS_OREJ_EPROTO;
2202 break;
2203 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2204 PM8001_IO_DBG(pm8001_ha,
2205 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2206 ts->resp = SAS_TASK_COMPLETE;
2207 ts->stat = SAS_OPEN_REJECT;
2208 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2209 break;
2210 case IO_OPEN_CNX_ERROR_BREAK:
2211 PM8001_IO_DBG(pm8001_ha,
2212 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2213 ts->resp = SAS_TASK_COMPLETE;
2214 ts->stat = SAS_OPEN_REJECT;
2215 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2216 break;
2217 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2218 PM8001_IO_DBG(pm8001_ha,
2219 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2220 ts->resp = SAS_TASK_COMPLETE;
2221 ts->stat = SAS_DEV_NO_RESPONSE;
2222 if (!t->uldd_task) {
2223 pm8001_handle_event(pm8001_ha,
2224 pm8001_dev,
2225 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2226 ts->resp = SAS_TASK_UNDELIVERED;
2227 ts->stat = SAS_QUEUE_FULL;
2228 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2229 mb();/*in order to force CPU ordering*/
2230 spin_unlock_irq(&pm8001_ha->lock);
2231 t->task_done(t);
2232 spin_lock_irq(&pm8001_ha->lock);
2233 return;
2234 }
2235 break;
2236 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2237 PM8001_IO_DBG(pm8001_ha,
2238 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2239 ts->resp = SAS_TASK_UNDELIVERED;
2240 ts->stat = SAS_OPEN_REJECT;
2241 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2242 if (!t->uldd_task) {
2243 pm8001_handle_event(pm8001_ha,
2244 pm8001_dev,
2245 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2246 ts->resp = SAS_TASK_UNDELIVERED;
2247 ts->stat = SAS_QUEUE_FULL;
2248 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2249 mb();/*ditto*/
2250 spin_unlock_irq(&pm8001_ha->lock);
2251 t->task_done(t);
2252 spin_lock_irq(&pm8001_ha->lock);
2253 return;
2254 }
2255 break;
2256 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2257 PM8001_IO_DBG(pm8001_ha,
2258 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
2259 "NOT_SUPPORTED\n"));
2260 ts->resp = SAS_TASK_COMPLETE;
2261 ts->stat = SAS_OPEN_REJECT;
2262 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2263 break;
2264 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
2265 PM8001_IO_DBG(pm8001_ha,
2266 pm8001_printk("IO_OPEN_CNX_ERROR_STP_RESOURCES"
2267 "_BUSY\n"));
2268 ts->resp = SAS_TASK_COMPLETE;
2269 ts->stat = SAS_DEV_NO_RESPONSE;
2270 if (!t->uldd_task) {
2271 pm8001_handle_event(pm8001_ha,
2272 pm8001_dev,
2273 IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
2274 ts->resp = SAS_TASK_UNDELIVERED;
2275 ts->stat = SAS_QUEUE_FULL;
2276 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2277 mb();/* ditto*/
2278 spin_unlock_irq(&pm8001_ha->lock);
2279 t->task_done(t);
2280 spin_lock_irq(&pm8001_ha->lock);
2281 return;
2282 }
2283 break;
2284 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2285 PM8001_IO_DBG(pm8001_ha,
2286 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2287 ts->resp = SAS_TASK_COMPLETE;
2288 ts->stat = SAS_OPEN_REJECT;
2289 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2290 break;
2291 case IO_XFER_ERROR_NAK_RECEIVED:
2292 PM8001_IO_DBG(pm8001_ha,
2293 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
2294 ts->resp = SAS_TASK_COMPLETE;
2295 ts->stat = SAS_NAK_R_ERR;
2296 break;
2297 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
2298 PM8001_IO_DBG(pm8001_ha,
2299 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
2300 ts->resp = SAS_TASK_COMPLETE;
2301 ts->stat = SAS_NAK_R_ERR;
2302 break;
2303 case IO_XFER_ERROR_DMA:
2304 PM8001_IO_DBG(pm8001_ha,
2305 pm8001_printk("IO_XFER_ERROR_DMA\n"));
2306 ts->resp = SAS_TASK_COMPLETE;
2307 ts->stat = SAS_ABORTED_TASK;
2308 break;
2309 case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
2310 PM8001_IO_DBG(pm8001_ha,
2311 pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n"));
2312 ts->resp = SAS_TASK_UNDELIVERED;
2313 ts->stat = SAS_DEV_NO_RESPONSE;
2314 break;
2315 case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2316 PM8001_IO_DBG(pm8001_ha,
2317 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
2318 ts->resp = SAS_TASK_COMPLETE;
2319 ts->stat = SAS_DATA_UNDERRUN;
2320 break;
2321 case IO_XFER_OPEN_RETRY_TIMEOUT:
2322 PM8001_IO_DBG(pm8001_ha,
2323 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2324 ts->resp = SAS_TASK_COMPLETE;
2325 ts->stat = SAS_OPEN_TO;
2326 break;
2327 case IO_PORT_IN_RESET:
2328 PM8001_IO_DBG(pm8001_ha,
2329 pm8001_printk("IO_PORT_IN_RESET\n"));
2330 ts->resp = SAS_TASK_COMPLETE;
2331 ts->stat = SAS_DEV_NO_RESPONSE;
2332 break;
2333 case IO_DS_NON_OPERATIONAL:
2334 PM8001_IO_DBG(pm8001_ha,
2335 pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
2336 ts->resp = SAS_TASK_COMPLETE;
2337 ts->stat = SAS_DEV_NO_RESPONSE;
2338 if (!t->uldd_task) {
2339 pm8001_handle_event(pm8001_ha, pm8001_dev,
2340 IO_DS_NON_OPERATIONAL);
2341 ts->resp = SAS_TASK_UNDELIVERED;
2342 ts->stat = SAS_QUEUE_FULL;
2343 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2344 mb();/*ditto*/
2345 spin_unlock_irq(&pm8001_ha->lock);
2346 t->task_done(t);
2347 spin_lock_irq(&pm8001_ha->lock);
2348 return;
2349 }
2350 break;
2351 case IO_DS_IN_RECOVERY:
2352 PM8001_IO_DBG(pm8001_ha,
2353 pm8001_printk(" IO_DS_IN_RECOVERY\n"));
2354 ts->resp = SAS_TASK_COMPLETE;
2355 ts->stat = SAS_DEV_NO_RESPONSE;
2356 break;
2357 case IO_DS_IN_ERROR:
2358 PM8001_IO_DBG(pm8001_ha,
2359 pm8001_printk("IO_DS_IN_ERROR\n"));
2360 ts->resp = SAS_TASK_COMPLETE;
2361 ts->stat = SAS_DEV_NO_RESPONSE;
2362 if (!t->uldd_task) {
2363 pm8001_handle_event(pm8001_ha, pm8001_dev,
2364 IO_DS_IN_ERROR);
2365 ts->resp = SAS_TASK_UNDELIVERED;
2366 ts->stat = SAS_QUEUE_FULL;
2367 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2368 mb();/*ditto*/
2369 spin_unlock_irq(&pm8001_ha->lock);
2370 t->task_done(t);
2371 spin_lock_irq(&pm8001_ha->lock);
2372 return;
2373 }
2374 break;
2375 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2376 PM8001_IO_DBG(pm8001_ha,
2377 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
2378 ts->resp = SAS_TASK_COMPLETE;
2379 ts->stat = SAS_OPEN_REJECT;
2380 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2381 default:
2382 PM8001_IO_DBG(pm8001_ha,
2383 pm8001_printk("Unknown status 0x%x\n", status));
2384 /* not allowed case. Therefore, return failed status */
2385 ts->resp = SAS_TASK_COMPLETE;
2386 ts->stat = SAS_DEV_NO_RESPONSE;
2387 break;
2388 }
2389 spin_lock_irqsave(&t->task_state_lock, flags);
2390 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2391 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2392 t->task_state_flags |= SAS_TASK_STATE_DONE;
2393 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2394 spin_unlock_irqrestore(&t->task_state_lock, flags);
2395 PM8001_FAIL_DBG(pm8001_ha,
2396 pm8001_printk("task 0x%p done with io_status 0x%x"
2397 " resp 0x%x stat 0x%x but aborted by upper layer!\n",
2398 t, status, ts->resp, ts->stat));
2399 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2400 } else if (t->uldd_task) {
2401 spin_unlock_irqrestore(&t->task_state_lock, flags);
2402 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2403 mb();/* ditto */
2404 spin_unlock_irq(&pm8001_ha->lock);
2405 t->task_done(t);
2406 spin_lock_irq(&pm8001_ha->lock);
2407 } else if (!t->uldd_task) {
2408 spin_unlock_irqrestore(&t->task_state_lock, flags);
2409 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2410 mb();/*ditto*/
2411 spin_unlock_irq(&pm8001_ha->lock);
2412 t->task_done(t);
2413 spin_lock_irq(&pm8001_ha->lock);
2414 }
2415 }
2416
2417 /*See the comments for mpi_ssp_completion */
2418 static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
2419 {
2420 struct sas_task *t;
2421 struct task_status_struct *ts;
2422 struct pm8001_ccb_info *ccb;
2423 struct pm8001_device *pm8001_dev;
2424 struct sata_event_resp *psataPayload =
2425 (struct sata_event_resp *)(piomb + 4);
2426 u32 event = le32_to_cpu(psataPayload->event);
2427 u32 tag = le32_to_cpu(psataPayload->tag);
2428 u32 port_id = le32_to_cpu(psataPayload->port_id);
2429 u32 dev_id = le32_to_cpu(psataPayload->device_id);
2430 unsigned long flags;
2431
2432 ccb = &pm8001_ha->ccb_info[tag];
2433 t = ccb->task;
2434 pm8001_dev = ccb->device;
2435 if (event)
2436 PM8001_FAIL_DBG(pm8001_ha,
2437 pm8001_printk("sata IO status 0x%x\n", event));
2438 if (unlikely(!t || !t->lldd_task || !t->dev))
2439 return;
2440 ts = &t->task_status;
2441 PM8001_IO_DBG(pm8001_ha,
2442 pm8001_printk("port_id = %x,device_id = %x\n",
2443 port_id, dev_id));
2444 switch (event) {
2445 case IO_OVERFLOW:
2446 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
2447 ts->resp = SAS_TASK_COMPLETE;
2448 ts->stat = SAS_DATA_OVERRUN;
2449 ts->residual = 0;
2450 if (pm8001_dev)
2451 pm8001_dev->running_req--;
2452 break;
2453 case IO_XFER_ERROR_BREAK:
2454 PM8001_IO_DBG(pm8001_ha,
2455 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2456 ts->resp = SAS_TASK_COMPLETE;
2457 ts->stat = SAS_INTERRUPTED;
2458 break;
2459 case IO_XFER_ERROR_PHY_NOT_READY:
2460 PM8001_IO_DBG(pm8001_ha,
2461 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2462 ts->resp = SAS_TASK_COMPLETE;
2463 ts->stat = SAS_OPEN_REJECT;
2464 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2465 break;
2466 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2467 PM8001_IO_DBG(pm8001_ha,
2468 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
2469 "_SUPPORTED\n"));
2470 ts->resp = SAS_TASK_COMPLETE;
2471 ts->stat = SAS_OPEN_REJECT;
2472 ts->open_rej_reason = SAS_OREJ_EPROTO;
2473 break;
2474 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2475 PM8001_IO_DBG(pm8001_ha,
2476 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2477 ts->resp = SAS_TASK_COMPLETE;
2478 ts->stat = SAS_OPEN_REJECT;
2479 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2480 break;
2481 case IO_OPEN_CNX_ERROR_BREAK:
2482 PM8001_IO_DBG(pm8001_ha,
2483 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2484 ts->resp = SAS_TASK_COMPLETE;
2485 ts->stat = SAS_OPEN_REJECT;
2486 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2487 break;
2488 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2489 PM8001_IO_DBG(pm8001_ha,
2490 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2491 ts->resp = SAS_TASK_UNDELIVERED;
2492 ts->stat = SAS_DEV_NO_RESPONSE;
2493 if (!t->uldd_task) {
2494 pm8001_handle_event(pm8001_ha,
2495 pm8001_dev,
2496 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2497 ts->resp = SAS_TASK_COMPLETE;
2498 ts->stat = SAS_QUEUE_FULL;
2499 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2500 mb();/*ditto*/
2501 spin_unlock_irq(&pm8001_ha->lock);
2502 t->task_done(t);
2503 spin_lock_irq(&pm8001_ha->lock);
2504 return;
2505 }
2506 break;
2507 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2508 PM8001_IO_DBG(pm8001_ha,
2509 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2510 ts->resp = SAS_TASK_UNDELIVERED;
2511 ts->stat = SAS_OPEN_REJECT;
2512 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2513 break;
2514 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2515 PM8001_IO_DBG(pm8001_ha,
2516 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
2517 "NOT_SUPPORTED\n"));
2518 ts->resp = SAS_TASK_COMPLETE;
2519 ts->stat = SAS_OPEN_REJECT;
2520 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2521 break;
2522 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2523 PM8001_IO_DBG(pm8001_ha,
2524 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2525 ts->resp = SAS_TASK_COMPLETE;
2526 ts->stat = SAS_OPEN_REJECT;
2527 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2528 break;
2529 case IO_XFER_ERROR_NAK_RECEIVED:
2530 PM8001_IO_DBG(pm8001_ha,
2531 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
2532 ts->resp = SAS_TASK_COMPLETE;
2533 ts->stat = SAS_NAK_R_ERR;
2534 break;
2535 case IO_XFER_ERROR_PEER_ABORTED:
2536 PM8001_IO_DBG(pm8001_ha,
2537 pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n"));
2538 ts->resp = SAS_TASK_COMPLETE;
2539 ts->stat = SAS_NAK_R_ERR;
2540 break;
2541 case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2542 PM8001_IO_DBG(pm8001_ha,
2543 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
2544 ts->resp = SAS_TASK_COMPLETE;
2545 ts->stat = SAS_DATA_UNDERRUN;
2546 break;
2547 case IO_XFER_OPEN_RETRY_TIMEOUT:
2548 PM8001_IO_DBG(pm8001_ha,
2549 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2550 ts->resp = SAS_TASK_COMPLETE;
2551 ts->stat = SAS_OPEN_TO;
2552 break;
2553 case IO_XFER_ERROR_UNEXPECTED_PHASE:
2554 PM8001_IO_DBG(pm8001_ha,
2555 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
2556 ts->resp = SAS_TASK_COMPLETE;
2557 ts->stat = SAS_OPEN_TO;
2558 break;
2559 case IO_XFER_ERROR_XFER_RDY_OVERRUN:
2560 PM8001_IO_DBG(pm8001_ha,
2561 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
2562 ts->resp = SAS_TASK_COMPLETE;
2563 ts->stat = SAS_OPEN_TO;
2564 break;
2565 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
2566 PM8001_IO_DBG(pm8001_ha,
2567 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
2568 ts->resp = SAS_TASK_COMPLETE;
2569 ts->stat = SAS_OPEN_TO;
2570 break;
2571 case IO_XFER_ERROR_OFFSET_MISMATCH:
2572 PM8001_IO_DBG(pm8001_ha,
2573 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
2574 ts->resp = SAS_TASK_COMPLETE;
2575 ts->stat = SAS_OPEN_TO;
2576 break;
2577 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
2578 PM8001_IO_DBG(pm8001_ha,
2579 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
2580 ts->resp = SAS_TASK_COMPLETE;
2581 ts->stat = SAS_OPEN_TO;
2582 break;
2583 case IO_XFER_CMD_FRAME_ISSUED:
2584 PM8001_IO_DBG(pm8001_ha,
2585 pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n"));
2586 break;
2587 case IO_XFER_PIO_SETUP_ERROR:
2588 PM8001_IO_DBG(pm8001_ha,
2589 pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n"));
2590 ts->resp = SAS_TASK_COMPLETE;
2591 ts->stat = SAS_OPEN_TO;
2592 break;
2593 default:
2594 PM8001_IO_DBG(pm8001_ha,
2595 pm8001_printk("Unknown status 0x%x\n", event));
2596 /* not allowed case. Therefore, return failed status */
2597 ts->resp = SAS_TASK_COMPLETE;
2598 ts->stat = SAS_OPEN_TO;
2599 break;
2600 }
2601 spin_lock_irqsave(&t->task_state_lock, flags);
2602 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2603 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2604 t->task_state_flags |= SAS_TASK_STATE_DONE;
2605 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2606 spin_unlock_irqrestore(&t->task_state_lock, flags);
2607 PM8001_FAIL_DBG(pm8001_ha,
2608 pm8001_printk("task 0x%p done with io_status 0x%x"
2609 " resp 0x%x stat 0x%x but aborted by upper layer!\n",
2610 t, event, ts->resp, ts->stat));
2611 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2612 } else if (t->uldd_task) {
2613 spin_unlock_irqrestore(&t->task_state_lock, flags);
2614 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2615 mb();/* ditto */
2616 spin_unlock_irq(&pm8001_ha->lock);
2617 t->task_done(t);
2618 spin_lock_irq(&pm8001_ha->lock);
2619 } else if (!t->uldd_task) {
2620 spin_unlock_irqrestore(&t->task_state_lock, flags);
2621 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2622 mb();/*ditto*/
2623 spin_unlock_irq(&pm8001_ha->lock);
2624 t->task_done(t);
2625 spin_lock_irq(&pm8001_ha->lock);
2626 }
2627 }
2628
2629 /*See the comments for mpi_ssp_completion */
2630 static void
2631 mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
2632 {
2633 u32 param;
2634 struct sas_task *t;
2635 struct pm8001_ccb_info *ccb;
2636 unsigned long flags;
2637 u32 status;
2638 u32 tag;
2639 struct smp_completion_resp *psmpPayload;
2640 struct task_status_struct *ts;
2641 struct pm8001_device *pm8001_dev;
2642
2643 psmpPayload = (struct smp_completion_resp *)(piomb + 4);
2644 status = le32_to_cpu(psmpPayload->status);
2645 tag = le32_to_cpu(psmpPayload->tag);
2646
2647 ccb = &pm8001_ha->ccb_info[tag];
2648 param = le32_to_cpu(psmpPayload->param);
2649 t = ccb->task;
2650 ts = &t->task_status;
2651 pm8001_dev = ccb->device;
2652 if (status)
2653 PM8001_FAIL_DBG(pm8001_ha,
2654 pm8001_printk("smp IO status 0x%x\n", status));
2655 if (unlikely(!t || !t->lldd_task || !t->dev))
2656 return;
2657
2658 switch (status) {
2659 case IO_SUCCESS:
2660 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
2661 ts->resp = SAS_TASK_COMPLETE;
2662 ts->stat = SAM_STAT_GOOD;
2663 if (pm8001_dev)
2664 pm8001_dev->running_req--;
2665 break;
2666 case IO_ABORTED:
2667 PM8001_IO_DBG(pm8001_ha,
2668 pm8001_printk("IO_ABORTED IOMB\n"));
2669 ts->resp = SAS_TASK_COMPLETE;
2670 ts->stat = SAS_ABORTED_TASK;
2671 if (pm8001_dev)
2672 pm8001_dev->running_req--;
2673 break;
2674 case IO_OVERFLOW:
2675 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
2676 ts->resp = SAS_TASK_COMPLETE;
2677 ts->stat = SAS_DATA_OVERRUN;
2678 ts->residual = 0;
2679 if (pm8001_dev)
2680 pm8001_dev->running_req--;
2681 break;
2682 case IO_NO_DEVICE:
2683 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n"));
2684 ts->resp = SAS_TASK_COMPLETE;
2685 ts->stat = SAS_PHY_DOWN;
2686 break;
2687 case IO_ERROR_HW_TIMEOUT:
2688 PM8001_IO_DBG(pm8001_ha,
2689 pm8001_printk("IO_ERROR_HW_TIMEOUT\n"));
2690 ts->resp = SAS_TASK_COMPLETE;
2691 ts->stat = SAM_STAT_BUSY;
2692 break;
2693 case IO_XFER_ERROR_BREAK:
2694 PM8001_IO_DBG(pm8001_ha,
2695 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2696 ts->resp = SAS_TASK_COMPLETE;
2697 ts->stat = SAM_STAT_BUSY;
2698 break;
2699 case IO_XFER_ERROR_PHY_NOT_READY:
2700 PM8001_IO_DBG(pm8001_ha,
2701 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2702 ts->resp = SAS_TASK_COMPLETE;
2703 ts->stat = SAM_STAT_BUSY;
2704 break;
2705 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2706 PM8001_IO_DBG(pm8001_ha,
2707 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
2708 ts->resp = SAS_TASK_COMPLETE;
2709 ts->stat = SAS_OPEN_REJECT;
2710 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2711 break;
2712 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2713 PM8001_IO_DBG(pm8001_ha,
2714 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2715 ts->resp = SAS_TASK_COMPLETE;
2716 ts->stat = SAS_OPEN_REJECT;
2717 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2718 break;
2719 case IO_OPEN_CNX_ERROR_BREAK:
2720 PM8001_IO_DBG(pm8001_ha,
2721 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2722 ts->resp = SAS_TASK_COMPLETE;
2723 ts->stat = SAS_OPEN_REJECT;
2724 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2725 break;
2726 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2727 PM8001_IO_DBG(pm8001_ha,
2728 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2729 ts->resp = SAS_TASK_COMPLETE;
2730 ts->stat = SAS_OPEN_REJECT;
2731 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2732 pm8001_handle_event(pm8001_ha,
2733 pm8001_dev,
2734 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2735 break;
2736 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2737 PM8001_IO_DBG(pm8001_ha,
2738 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2739 ts->resp = SAS_TASK_COMPLETE;
2740 ts->stat = SAS_OPEN_REJECT;
2741 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2742 break;
2743 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2744 PM8001_IO_DBG(pm8001_ha,
2745 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
2746 "NOT_SUPPORTED\n"));
2747 ts->resp = SAS_TASK_COMPLETE;
2748 ts->stat = SAS_OPEN_REJECT;
2749 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2750 break;
2751 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2752 PM8001_IO_DBG(pm8001_ha,
2753 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2754 ts->resp = SAS_TASK_COMPLETE;
2755 ts->stat = SAS_OPEN_REJECT;
2756 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2757 break;
2758 case IO_XFER_ERROR_RX_FRAME:
2759 PM8001_IO_DBG(pm8001_ha,
2760 pm8001_printk("IO_XFER_ERROR_RX_FRAME\n"));
2761 ts->resp = SAS_TASK_COMPLETE;
2762 ts->stat = SAS_DEV_NO_RESPONSE;
2763 break;
2764 case IO_XFER_OPEN_RETRY_TIMEOUT:
2765 PM8001_IO_DBG(pm8001_ha,
2766 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2767 ts->resp = SAS_TASK_COMPLETE;
2768 ts->stat = SAS_OPEN_REJECT;
2769 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2770 break;
2771 case IO_ERROR_INTERNAL_SMP_RESOURCE:
2772 PM8001_IO_DBG(pm8001_ha,
2773 pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n"));
2774 ts->resp = SAS_TASK_COMPLETE;
2775 ts->stat = SAS_QUEUE_FULL;
2776 break;
2777 case IO_PORT_IN_RESET:
2778 PM8001_IO_DBG(pm8001_ha,
2779 pm8001_printk("IO_PORT_IN_RESET\n"));
2780 ts->resp = SAS_TASK_COMPLETE;
2781 ts->stat = SAS_OPEN_REJECT;
2782 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2783 break;
2784 case IO_DS_NON_OPERATIONAL:
2785 PM8001_IO_DBG(pm8001_ha,
2786 pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
2787 ts->resp = SAS_TASK_COMPLETE;
2788 ts->stat = SAS_DEV_NO_RESPONSE;
2789 break;
2790 case IO_DS_IN_RECOVERY:
2791 PM8001_IO_DBG(pm8001_ha,
2792 pm8001_printk("IO_DS_IN_RECOVERY\n"));
2793 ts->resp = SAS_TASK_COMPLETE;
2794 ts->stat = SAS_OPEN_REJECT;
2795 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2796 break;
2797 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2798 PM8001_IO_DBG(pm8001_ha,
2799 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
2800 ts->resp = SAS_TASK_COMPLETE;
2801 ts->stat = SAS_OPEN_REJECT;
2802 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2803 break;
2804 default:
2805 PM8001_IO_DBG(pm8001_ha,
2806 pm8001_printk("Unknown status 0x%x\n", status));
2807 ts->resp = SAS_TASK_COMPLETE;
2808 ts->stat = SAS_DEV_NO_RESPONSE;
2809 /* not allowed case. Therefore, return failed status */
2810 break;
2811 }
2812 spin_lock_irqsave(&t->task_state_lock, flags);
2813 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2814 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2815 t->task_state_flags |= SAS_TASK_STATE_DONE;
2816 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2817 spin_unlock_irqrestore(&t->task_state_lock, flags);
2818 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
2819 " io_status 0x%x resp 0x%x "
2820 "stat 0x%x but aborted by upper layer!\n",
2821 t, status, ts->resp, ts->stat));
2822 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2823 } else {
2824 spin_unlock_irqrestore(&t->task_state_lock, flags);
2825 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2826 mb();/* in order to force CPU ordering */
2827 t->task_done(t);
2828 }
2829 }
2830
2831 static void
2832 mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
2833 {
2834 struct set_dev_state_resp *pPayload =
2835 (struct set_dev_state_resp *)(piomb + 4);
2836 u32 tag = le32_to_cpu(pPayload->tag);
2837 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
2838 struct pm8001_device *pm8001_dev = ccb->device;
2839 u32 status = le32_to_cpu(pPayload->status);
2840 u32 device_id = le32_to_cpu(pPayload->device_id);
2841 u8 pds = le32_to_cpu(pPayload->pds_nds) | PDS_BITS;
2842 u8 nds = le32_to_cpu(pPayload->pds_nds) | NDS_BITS;
2843 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state "
2844 "from 0x%x to 0x%x status = 0x%x!\n",
2845 device_id, pds, nds, status));
2846 complete(pm8001_dev->setds_completion);
2847 ccb->task = NULL;
2848 ccb->ccb_tag = 0xFFFFFFFF;
2849 pm8001_ccb_free(pm8001_ha, tag);
2850 }
2851
2852 static void
2853 mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
2854 {
2855 struct get_nvm_data_resp *pPayload =
2856 (struct get_nvm_data_resp *)(piomb + 4);
2857 u32 tag = le32_to_cpu(pPayload->tag);
2858 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
2859 u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
2860 complete(pm8001_ha->nvmd_completion);
2861 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set nvm data complete!\n"));
2862 if ((dlen_status & NVMD_STAT) != 0) {
2863 PM8001_FAIL_DBG(pm8001_ha,
2864 pm8001_printk("Set nvm data error!\n"));
2865 return;
2866 }
2867 ccb->task = NULL;
2868 ccb->ccb_tag = 0xFFFFFFFF;
2869 pm8001_ccb_free(pm8001_ha, tag);
2870 }
2871
2872 static void
2873 mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
2874 {
2875 struct fw_control_ex *fw_control_context;
2876 struct get_nvm_data_resp *pPayload =
2877 (struct get_nvm_data_resp *)(piomb + 4);
2878 u32 tag = le32_to_cpu(pPayload->tag);
2879 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
2880 u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
2881 u32 ir_tds_bn_dps_das_nvm =
2882 le32_to_cpu(pPayload->ir_tda_bn_dps_das_nvm);
2883 void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr;
2884 fw_control_context = ccb->fw_control_context;
2885
2886 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Get nvm data complete!\n"));
2887 if ((dlen_status & NVMD_STAT) != 0) {
2888 PM8001_FAIL_DBG(pm8001_ha,
2889 pm8001_printk("Get nvm data error!\n"));
2890 complete(pm8001_ha->nvmd_completion);
2891 return;
2892 }
2893
2894 if (ir_tds_bn_dps_das_nvm & IPMode) {
2895 /* indirect mode - IR bit set */
2896 PM8001_MSG_DBG(pm8001_ha,
2897 pm8001_printk("Get NVMD success, IR=1\n"));
2898 if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) {
2899 if (ir_tds_bn_dps_das_nvm == 0x80a80200) {
2900 memcpy(pm8001_ha->sas_addr,
2901 ((u8 *)virt_addr + 4),
2902 SAS_ADDR_SIZE);
2903 PM8001_MSG_DBG(pm8001_ha,
2904 pm8001_printk("Get SAS address"
2905 " from VPD successfully!\n"));
2906 }
2907 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM)
2908 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) ||
2909 ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == EXPAN_ROM)) {
2910 ;
2911 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == AAP1_RDUMP)
2912 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == IOP_RDUMP)) {
2913 ;
2914 } else {
2915 /* Should not be happened*/
2916 PM8001_MSG_DBG(pm8001_ha,
2917 pm8001_printk("(IR=1)Wrong Device type 0x%x\n",
2918 ir_tds_bn_dps_das_nvm));
2919 }
2920 } else /* direct mode */{
2921 PM8001_MSG_DBG(pm8001_ha,
2922 pm8001_printk("Get NVMD success, IR=0, dataLen=%d\n",
2923 (dlen_status & NVMD_LEN) >> 24));
2924 }
2925 memcpy(fw_control_context->usrAddr,
2926 pm8001_ha->memoryMap.region[NVMD].virt_ptr,
2927 fw_control_context->len);
2928 complete(pm8001_ha->nvmd_completion);
2929 ccb->task = NULL;
2930 ccb->ccb_tag = 0xFFFFFFFF;
2931 pm8001_ccb_free(pm8001_ha, tag);
2932 }
2933
2934 static int mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb)
2935 {
2936 struct local_phy_ctl_resp *pPayload =
2937 (struct local_phy_ctl_resp *)(piomb + 4);
2938 u32 status = le32_to_cpu(pPayload->status);
2939 u32 phy_id = le32_to_cpu(pPayload->phyop_phyid) & ID_BITS;
2940 u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS;
2941 if (status != 0) {
2942 PM8001_MSG_DBG(pm8001_ha,
2943 pm8001_printk("%x phy execute %x phy op failed!\n",
2944 phy_id, phy_op));
2945 } else
2946 PM8001_MSG_DBG(pm8001_ha,
2947 pm8001_printk("%x phy execute %x phy op success!\n",
2948 phy_id, phy_op));
2949 return 0;
2950 }
2951
2952 /**
2953 * pm8001_bytes_dmaed - one of the interface function communication with libsas
2954 * @pm8001_ha: our hba card information
2955 * @i: which phy that received the event.
2956 *
2957 * when HBA driver received the identify done event or initiate FIS received
2958 * event(for SATA), it will invoke this function to notify the sas layer that
2959 * the sas toplogy has formed, please discover the the whole sas domain,
2960 * while receive a broadcast(change) primitive just tell the sas
2961 * layer to discover the changed domain rather than the whole domain.
2962 */
2963 static void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i)
2964 {
2965 struct pm8001_phy *phy = &pm8001_ha->phy[i];
2966 struct asd_sas_phy *sas_phy = &phy->sas_phy;
2967 struct sas_ha_struct *sas_ha;
2968 if (!phy->phy_attached)
2969 return;
2970
2971 sas_ha = pm8001_ha->sas;
2972 if (sas_phy->phy) {
2973 struct sas_phy *sphy = sas_phy->phy;
2974 sphy->negotiated_linkrate = sas_phy->linkrate;
2975 sphy->minimum_linkrate = phy->minimum_linkrate;
2976 sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
2977 sphy->maximum_linkrate = phy->maximum_linkrate;
2978 sphy->maximum_linkrate_hw = phy->maximum_linkrate;
2979 }
2980
2981 if (phy->phy_type & PORT_TYPE_SAS) {
2982 struct sas_identify_frame *id;
2983 id = (struct sas_identify_frame *)phy->frame_rcvd;
2984 id->dev_type = phy->identify.device_type;
2985 id->initiator_bits = SAS_PROTOCOL_ALL;
2986 id->target_bits = phy->identify.target_port_protocols;
2987 } else if (phy->phy_type & PORT_TYPE_SATA) {
2988 /*Nothing*/
2989 }
2990 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("phy %d byte dmaded.\n", i));
2991
2992 sas_phy->frame_rcvd_size = phy->frame_rcvd_size;
2993 pm8001_ha->sas->notify_port_event(sas_phy, PORTE_BYTES_DMAED);
2994 }
2995
2996 /* Get the link rate speed */
2997 static void get_lrate_mode(struct pm8001_phy *phy, u8 link_rate)
2998 {
2999 struct sas_phy *sas_phy = phy->sas_phy.phy;
3000
3001 switch (link_rate) {
3002 case PHY_SPEED_60:
3003 phy->sas_phy.linkrate = SAS_LINK_RATE_6_0_GBPS;
3004 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_6_0_GBPS;
3005 break;
3006 case PHY_SPEED_30:
3007 phy->sas_phy.linkrate = SAS_LINK_RATE_3_0_GBPS;
3008 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS;
3009 break;
3010 case PHY_SPEED_15:
3011 phy->sas_phy.linkrate = SAS_LINK_RATE_1_5_GBPS;
3012 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS;
3013 break;
3014 }
3015 sas_phy->negotiated_linkrate = phy->sas_phy.linkrate;
3016 sas_phy->maximum_linkrate_hw = SAS_LINK_RATE_6_0_GBPS;
3017 sas_phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
3018 sas_phy->maximum_linkrate = SAS_LINK_RATE_6_0_GBPS;
3019 sas_phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS;
3020 }
3021
3022 /**
3023 * asd_get_attached_sas_addr -- extract/generate attached SAS address
3024 * @phy: pointer to asd_phy
3025 * @sas_addr: pointer to buffer where the SAS address is to be written
3026 *
3027 * This function extracts the SAS address from an IDENTIFY frame
3028 * received. If OOB is SATA, then a SAS address is generated from the
3029 * HA tables.
3030 *
3031 * LOCKING: the frame_rcvd_lock needs to be held since this parses the frame
3032 * buffer.
3033 */
3034 static void pm8001_get_attached_sas_addr(struct pm8001_phy *phy,
3035 u8 *sas_addr)
3036 {
3037 if (phy->sas_phy.frame_rcvd[0] == 0x34
3038 && phy->sas_phy.oob_mode == SATA_OOB_MODE) {
3039 struct pm8001_hba_info *pm8001_ha = phy->sas_phy.ha->lldd_ha;
3040 /* FIS device-to-host */
3041 u64 addr = be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr);
3042 addr += phy->sas_phy.id;
3043 *(__be64 *)sas_addr = cpu_to_be64(addr);
3044 } else {
3045 struct sas_identify_frame *idframe =
3046 (void *) phy->sas_phy.frame_rcvd;
3047 memcpy(sas_addr, idframe->sas_addr, SAS_ADDR_SIZE);
3048 }
3049 }
3050
3051 /**
3052 * pm8001_hw_event_ack_req- For PM8001,some events need to acknowage to FW.
3053 * @pm8001_ha: our hba card information
3054 * @Qnum: the outbound queue message number.
3055 * @SEA: source of event to ack
3056 * @port_id: port id.
3057 * @phyId: phy id.
3058 * @param0: parameter 0.
3059 * @param1: parameter 1.
3060 */
3061 static void pm8001_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha,
3062 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1)
3063 {
3064 struct hw_event_ack_req payload;
3065 u32 opc = OPC_INB_SAS_HW_EVENT_ACK;
3066
3067 struct inbound_queue_table *circularQ;
3068
3069 memset((u8 *)&payload, 0, sizeof(payload));
3070 circularQ = &pm8001_ha->inbnd_q_tbl[Qnum];
3071 payload.tag = cpu_to_le32(1);
3072 payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
3073 ((phyId & 0x0F) << 4) | (port_id & 0x0F));
3074 payload.param0 = cpu_to_le32(param0);
3075 payload.param1 = cpu_to_le32(param1);
3076 mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
3077 }
3078
3079 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
3080 u32 phyId, u32 phy_op);
3081
3082 /**
3083 * hw_event_sas_phy_up -FW tells me a SAS phy up event.
3084 * @pm8001_ha: our hba card information
3085 * @piomb: IO message buffer
3086 */
3087 static void
3088 hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
3089 {
3090 struct hw_event_resp *pPayload =
3091 (struct hw_event_resp *)(piomb + 4);
3092 u32 lr_evt_status_phyid_portid =
3093 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
3094 u8 link_rate =
3095 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
3096 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
3097 u8 phy_id =
3098 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
3099 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
3100 u8 portstate = (u8)(npip_portstate & 0x0000000F);
3101 struct pm8001_port *port = &pm8001_ha->port[port_id];
3102 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3103 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3104 unsigned long flags;
3105 u8 deviceType = pPayload->sas_identify.dev_type;
3106 port->port_state = portstate;
3107 PM8001_MSG_DBG(pm8001_ha,
3108 pm8001_printk("HW_EVENT_SAS_PHY_UP port id = %d, phy id = %d\n",
3109 port_id, phy_id));
3110
3111 switch (deviceType) {
3112 case SAS_PHY_UNUSED:
3113 PM8001_MSG_DBG(pm8001_ha,
3114 pm8001_printk("device type no device.\n"));
3115 break;
3116 case SAS_END_DEVICE:
3117 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n"));
3118 pm8001_chip_phy_ctl_req(pm8001_ha, phy_id,
3119 PHY_NOTIFY_ENABLE_SPINUP);
3120 port->port_attached = 1;
3121 get_lrate_mode(phy, link_rate);
3122 break;
3123 case SAS_EDGE_EXPANDER_DEVICE:
3124 PM8001_MSG_DBG(pm8001_ha,
3125 pm8001_printk("expander device.\n"));
3126 port->port_attached = 1;
3127 get_lrate_mode(phy, link_rate);
3128 break;
3129 case SAS_FANOUT_EXPANDER_DEVICE:
3130 PM8001_MSG_DBG(pm8001_ha,
3131 pm8001_printk("fanout expander device.\n"));
3132 port->port_attached = 1;
3133 get_lrate_mode(phy, link_rate);
3134 break;
3135 default:
3136 PM8001_MSG_DBG(pm8001_ha,
3137 pm8001_printk("unknown device type(%x)\n", deviceType));
3138 break;
3139 }
3140 phy->phy_type |= PORT_TYPE_SAS;
3141 phy->identify.device_type = deviceType;
3142 phy->phy_attached = 1;
3143 if (phy->identify.device_type == SAS_END_DEVICE)
3144 phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
3145 else if (phy->identify.device_type != SAS_PHY_UNUSED)
3146 phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
3147 phy->sas_phy.oob_mode = SAS_OOB_MODE;
3148 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
3149 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
3150 memcpy(phy->frame_rcvd, &pPayload->sas_identify,
3151 sizeof(struct sas_identify_frame)-4);
3152 phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4;
3153 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
3154 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
3155 if (pm8001_ha->flags == PM8001F_RUN_TIME)
3156 mdelay(200);/*delay a moment to wait disk to spinup*/
3157 pm8001_bytes_dmaed(pm8001_ha, phy_id);
3158 }
3159
3160 /**
3161 * hw_event_sata_phy_up -FW tells me a SATA phy up event.
3162 * @pm8001_ha: our hba card information
3163 * @piomb: IO message buffer
3164 */
3165 static void
3166 hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
3167 {
3168 struct hw_event_resp *pPayload =
3169 (struct hw_event_resp *)(piomb + 4);
3170 u32 lr_evt_status_phyid_portid =
3171 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
3172 u8 link_rate =
3173 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
3174 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
3175 u8 phy_id =
3176 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
3177 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
3178 u8 portstate = (u8)(npip_portstate & 0x0000000F);
3179 struct pm8001_port *port = &pm8001_ha->port[port_id];
3180 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3181 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3182 unsigned long flags;
3183 PM8001_MSG_DBG(pm8001_ha,
3184 pm8001_printk("HW_EVENT_SATA_PHY_UP port id = %d,"
3185 " phy id = %d\n", port_id, phy_id));
3186 port->port_state = portstate;
3187 port->port_attached = 1;
3188 get_lrate_mode(phy, link_rate);
3189 phy->phy_type |= PORT_TYPE_SATA;
3190 phy->phy_attached = 1;
3191 phy->sas_phy.oob_mode = SATA_OOB_MODE;
3192 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
3193 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
3194 memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4),
3195 sizeof(struct dev_to_host_fis));
3196 phy->frame_rcvd_size = sizeof(struct dev_to_host_fis);
3197 phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
3198 phy->identify.device_type = SATA_DEV;
3199 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
3200 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
3201 pm8001_bytes_dmaed(pm8001_ha, phy_id);
3202 }
3203
3204 /**
3205 * hw_event_phy_down -we should notify the libsas the phy is down.
3206 * @pm8001_ha: our hba card information
3207 * @piomb: IO message buffer
3208 */
3209 static void
3210 hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb)
3211 {
3212 struct hw_event_resp *pPayload =
3213 (struct hw_event_resp *)(piomb + 4);
3214 u32 lr_evt_status_phyid_portid =
3215 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
3216 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
3217 u8 phy_id =
3218 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
3219 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
3220 u8 portstate = (u8)(npip_portstate & 0x0000000F);
3221 struct pm8001_port *port = &pm8001_ha->port[port_id];
3222 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3223 port->port_state = portstate;
3224 phy->phy_type = 0;
3225 phy->identify.device_type = 0;
3226 phy->phy_attached = 0;
3227 memset(&phy->dev_sas_addr, 0, SAS_ADDR_SIZE);
3228 switch (portstate) {
3229 case PORT_VALID:
3230 break;
3231 case PORT_INVALID:
3232 PM8001_MSG_DBG(pm8001_ha,
3233 pm8001_printk(" PortInvalid portID %d\n", port_id));
3234 PM8001_MSG_DBG(pm8001_ha,
3235 pm8001_printk(" Last phy Down and port invalid\n"));
3236 port->port_attached = 0;
3237 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3238 port_id, phy_id, 0, 0);
3239 break;
3240 case PORT_IN_RESET:
3241 PM8001_MSG_DBG(pm8001_ha,
3242 pm8001_printk(" Port In Reset portID %d\n", port_id));
3243 break;
3244 case PORT_NOT_ESTABLISHED:
3245 PM8001_MSG_DBG(pm8001_ha,
3246 pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n"));
3247 port->port_attached = 0;
3248 break;
3249 case PORT_LOSTCOMM:
3250 PM8001_MSG_DBG(pm8001_ha,
3251 pm8001_printk(" phy Down and PORT_LOSTCOMM\n"));
3252 PM8001_MSG_DBG(pm8001_ha,
3253 pm8001_printk(" Last phy Down and port invalid\n"));
3254 port->port_attached = 0;
3255 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3256 port_id, phy_id, 0, 0);
3257 break;
3258 default:
3259 port->port_attached = 0;
3260 PM8001_MSG_DBG(pm8001_ha,
3261 pm8001_printk(" phy Down and(default) = %x\n",
3262 portstate));
3263 break;
3264
3265 }
3266 }
3267
3268 /**
3269 * mpi_reg_resp -process register device ID response.
3270 * @pm8001_ha: our hba card information
3271 * @piomb: IO message buffer
3272 *
3273 * when sas layer find a device it will notify LLDD, then the driver register
3274 * the domain device to FW, this event is the return device ID which the FW
3275 * has assigned, from now,inter-communication with FW is no longer using the
3276 * SAS address, use device ID which FW assigned.
3277 */
3278 static int mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3279 {
3280 u32 status;
3281 u32 device_id;
3282 u32 htag;
3283 struct pm8001_ccb_info *ccb;
3284 struct pm8001_device *pm8001_dev;
3285 struct dev_reg_resp *registerRespPayload =
3286 (struct dev_reg_resp *)(piomb + 4);
3287
3288 htag = le32_to_cpu(registerRespPayload->tag);
3289 ccb = &pm8001_ha->ccb_info[htag];
3290 pm8001_dev = ccb->device;
3291 status = le32_to_cpu(registerRespPayload->status);
3292 device_id = le32_to_cpu(registerRespPayload->device_id);
3293 PM8001_MSG_DBG(pm8001_ha,
3294 pm8001_printk(" register device is status = %d\n", status));
3295 switch (status) {
3296 case DEVREG_SUCCESS:
3297 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("DEVREG_SUCCESS\n"));
3298 pm8001_dev->device_id = device_id;
3299 break;
3300 case DEVREG_FAILURE_OUT_OF_RESOURCE:
3301 PM8001_MSG_DBG(pm8001_ha,
3302 pm8001_printk("DEVREG_FAILURE_OUT_OF_RESOURCE\n"));
3303 break;
3304 case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED:
3305 PM8001_MSG_DBG(pm8001_ha,
3306 pm8001_printk("DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n"));
3307 break;
3308 case DEVREG_FAILURE_INVALID_PHY_ID:
3309 PM8001_MSG_DBG(pm8001_ha,
3310 pm8001_printk("DEVREG_FAILURE_INVALID_PHY_ID\n"));
3311 break;
3312 case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED:
3313 PM8001_MSG_DBG(pm8001_ha,
3314 pm8001_printk("DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n"));
3315 break;
3316 case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE:
3317 PM8001_MSG_DBG(pm8001_ha,
3318 pm8001_printk("DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n"));
3319 break;
3320 case DEVREG_FAILURE_PORT_NOT_VALID_STATE:
3321 PM8001_MSG_DBG(pm8001_ha,
3322 pm8001_printk("DEVREG_FAILURE_PORT_NOT_VALID_STATE\n"));
3323 break;
3324 case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID:
3325 PM8001_MSG_DBG(pm8001_ha,
3326 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n"));
3327 break;
3328 default:
3329 PM8001_MSG_DBG(pm8001_ha,
3330 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_UNSORPORTED\n"));
3331 break;
3332 }
3333 complete(pm8001_dev->dcompletion);
3334 ccb->task = NULL;
3335 ccb->ccb_tag = 0xFFFFFFFF;
3336 pm8001_ccb_free(pm8001_ha, htag);
3337 return 0;
3338 }
3339
3340 static int mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3341 {
3342 u32 status;
3343 u32 device_id;
3344 struct dev_reg_resp *registerRespPayload =
3345 (struct dev_reg_resp *)(piomb + 4);
3346
3347 status = le32_to_cpu(registerRespPayload->status);
3348 device_id = le32_to_cpu(registerRespPayload->device_id);
3349 if (status != 0)
3350 PM8001_MSG_DBG(pm8001_ha,
3351 pm8001_printk(" deregister device failed ,status = %x"
3352 ", device_id = %x\n", status, device_id));
3353 return 0;
3354 }
3355
3356 static int
3357 mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3358 {
3359 u32 status;
3360 struct fw_control_ex fw_control_context;
3361 struct fw_flash_Update_resp *ppayload =
3362 (struct fw_flash_Update_resp *)(piomb + 4);
3363 u32 tag = le32_to_cpu(ppayload->tag);
3364 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
3365 status = le32_to_cpu(ppayload->status);
3366 memcpy(&fw_control_context,
3367 ccb->fw_control_context,
3368 sizeof(fw_control_context));
3369 switch (status) {
3370 case FLASH_UPDATE_COMPLETE_PENDING_REBOOT:
3371 PM8001_MSG_DBG(pm8001_ha,
3372 pm8001_printk(": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n"));
3373 break;
3374 case FLASH_UPDATE_IN_PROGRESS:
3375 PM8001_MSG_DBG(pm8001_ha,
3376 pm8001_printk(": FLASH_UPDATE_IN_PROGRESS\n"));
3377 break;
3378 case FLASH_UPDATE_HDR_ERR:
3379 PM8001_MSG_DBG(pm8001_ha,
3380 pm8001_printk(": FLASH_UPDATE_HDR_ERR\n"));
3381 break;
3382 case FLASH_UPDATE_OFFSET_ERR:
3383 PM8001_MSG_DBG(pm8001_ha,
3384 pm8001_printk(": FLASH_UPDATE_OFFSET_ERR\n"));
3385 break;
3386 case FLASH_UPDATE_CRC_ERR:
3387 PM8001_MSG_DBG(pm8001_ha,
3388 pm8001_printk(": FLASH_UPDATE_CRC_ERR\n"));
3389 break;
3390 case FLASH_UPDATE_LENGTH_ERR:
3391 PM8001_MSG_DBG(pm8001_ha,
3392 pm8001_printk(": FLASH_UPDATE_LENGTH_ERR\n"));
3393 break;
3394 case FLASH_UPDATE_HW_ERR:
3395 PM8001_MSG_DBG(pm8001_ha,
3396 pm8001_printk(": FLASH_UPDATE_HW_ERR\n"));
3397 break;
3398 case FLASH_UPDATE_DNLD_NOT_SUPPORTED:
3399 PM8001_MSG_DBG(pm8001_ha,
3400 pm8001_printk(": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n"));
3401 break;
3402 case FLASH_UPDATE_DISABLED:
3403 PM8001_MSG_DBG(pm8001_ha,
3404 pm8001_printk(": FLASH_UPDATE_DISABLED\n"));
3405 break;
3406 default:
3407 PM8001_MSG_DBG(pm8001_ha,
3408 pm8001_printk("No matched status = %d\n", status));
3409 break;
3410 }
3411 ccb->fw_control_context->fw_control->retcode = status;
3412 pci_free_consistent(pm8001_ha->pdev,
3413 fw_control_context.len,
3414 fw_control_context.virtAddr,
3415 fw_control_context.phys_addr);
3416 complete(pm8001_ha->nvmd_completion);
3417 ccb->task = NULL;
3418 ccb->ccb_tag = 0xFFFFFFFF;
3419 pm8001_ccb_free(pm8001_ha, tag);
3420 return 0;
3421 }
3422
3423 static int
3424 mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
3425 {
3426 u32 status;
3427 int i;
3428 struct general_event_resp *pPayload =
3429 (struct general_event_resp *)(piomb + 4);
3430 status = le32_to_cpu(pPayload->status);
3431 PM8001_MSG_DBG(pm8001_ha,
3432 pm8001_printk(" status = 0x%x\n", status));
3433 for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++)
3434 PM8001_MSG_DBG(pm8001_ha,
3435 pm8001_printk("inb_IOMB_payload[0x%x] 0x%x,\n", i,
3436 pPayload->inb_IOMB_payload[i]));
3437 return 0;
3438 }
3439
3440 static int
3441 mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3442 {
3443 struct sas_task *t;
3444 struct pm8001_ccb_info *ccb;
3445 unsigned long flags;
3446 u32 status ;
3447 u32 tag, scp;
3448 struct task_status_struct *ts;
3449
3450 struct task_abort_resp *pPayload =
3451 (struct task_abort_resp *)(piomb + 4);
3452
3453 status = le32_to_cpu(pPayload->status);
3454 tag = le32_to_cpu(pPayload->tag);
3455 scp = le32_to_cpu(pPayload->scp);
3456 ccb = &pm8001_ha->ccb_info[tag];
3457 t = ccb->task;
3458 PM8001_IO_DBG(pm8001_ha,
3459 pm8001_printk(" status = 0x%x\n", status));
3460 if (t == NULL)
3461 return -1;
3462 ts = &t->task_status;
3463 if (status != 0)
3464 PM8001_FAIL_DBG(pm8001_ha,
3465 pm8001_printk("task abort failed status 0x%x ,"
3466 "tag = 0x%x, scp= 0x%x\n", status, tag, scp));
3467 switch (status) {
3468 case IO_SUCCESS:
3469 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
3470 ts->resp = SAS_TASK_COMPLETE;
3471 ts->stat = SAM_STAT_GOOD;
3472 break;
3473 case IO_NOT_VALID:
3474 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n"));
3475 ts->resp = TMF_RESP_FUNC_FAILED;
3476 break;
3477 }
3478 spin_lock_irqsave(&t->task_state_lock, flags);
3479 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
3480 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
3481 t->task_state_flags |= SAS_TASK_STATE_DONE;
3482 spin_unlock_irqrestore(&t->task_state_lock, flags);
3483 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
3484 mb();
3485 t->task_done(t);
3486 return 0;
3487 }
3488
3489 /**
3490 * mpi_hw_event -The hw event has come.
3491 * @pm8001_ha: our hba card information
3492 * @piomb: IO message buffer
3493 */
3494 static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb)
3495 {
3496 unsigned long flags;
3497 struct hw_event_resp *pPayload =
3498 (struct hw_event_resp *)(piomb + 4);
3499 u32 lr_evt_status_phyid_portid =
3500 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
3501 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
3502 u8 phy_id =
3503 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
3504 u16 eventType =
3505 (u16)((lr_evt_status_phyid_portid & 0x00FFFF00) >> 8);
3506 u8 status =
3507 (u8)((lr_evt_status_phyid_portid & 0x0F000000) >> 24);
3508 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3509 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3510 struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
3511 PM8001_MSG_DBG(pm8001_ha,
3512 pm8001_printk("outbound queue HW event & event type : "));
3513 switch (eventType) {
3514 case HW_EVENT_PHY_START_STATUS:
3515 PM8001_MSG_DBG(pm8001_ha,
3516 pm8001_printk("HW_EVENT_PHY_START_STATUS"
3517 " status = %x\n", status));
3518 if (status == 0) {
3519 phy->phy_state = 1;
3520 if (pm8001_ha->flags == PM8001F_RUN_TIME)
3521 complete(phy->enable_completion);
3522 }
3523 break;
3524 case HW_EVENT_SAS_PHY_UP:
3525 PM8001_MSG_DBG(pm8001_ha,
3526 pm8001_printk("HW_EVENT_PHY_START_STATUS\n"));
3527 hw_event_sas_phy_up(pm8001_ha, piomb);
3528 break;
3529 case HW_EVENT_SATA_PHY_UP:
3530 PM8001_MSG_DBG(pm8001_ha,
3531 pm8001_printk("HW_EVENT_SATA_PHY_UP\n"));
3532 hw_event_sata_phy_up(pm8001_ha, piomb);
3533 break;
3534 case HW_EVENT_PHY_STOP_STATUS:
3535 PM8001_MSG_DBG(pm8001_ha,
3536 pm8001_printk("HW_EVENT_PHY_STOP_STATUS "
3537 "status = %x\n", status));
3538 if (status == 0)
3539 phy->phy_state = 0;
3540 break;
3541 case HW_EVENT_SATA_SPINUP_HOLD:
3542 PM8001_MSG_DBG(pm8001_ha,
3543 pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD\n"));
3544 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD);
3545 break;
3546 case HW_EVENT_PHY_DOWN:
3547 PM8001_MSG_DBG(pm8001_ha,
3548 pm8001_printk("HW_EVENT_PHY_DOWN\n"));
3549 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL);
3550 phy->phy_attached = 0;
3551 phy->phy_state = 0;
3552 hw_event_phy_down(pm8001_ha, piomb);
3553 break;
3554 case HW_EVENT_PORT_INVALID:
3555 PM8001_MSG_DBG(pm8001_ha,
3556 pm8001_printk("HW_EVENT_PORT_INVALID\n"));
3557 sas_phy_disconnected(sas_phy);
3558 phy->phy_attached = 0;
3559 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3560 break;
3561 /* the broadcast change primitive received, tell the LIBSAS this event
3562 to revalidate the sas domain*/
3563 case HW_EVENT_BROADCAST_CHANGE:
3564 PM8001_MSG_DBG(pm8001_ha,
3565 pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n"));
3566 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE,
3567 port_id, phy_id, 1, 0);
3568 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3569 sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE;
3570 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3571 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3572 break;
3573 case HW_EVENT_PHY_ERROR:
3574 PM8001_MSG_DBG(pm8001_ha,
3575 pm8001_printk("HW_EVENT_PHY_ERROR\n"));
3576 sas_phy_disconnected(&phy->sas_phy);
3577 phy->phy_attached = 0;
3578 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR);
3579 break;
3580 case HW_EVENT_BROADCAST_EXP:
3581 PM8001_MSG_DBG(pm8001_ha,
3582 pm8001_printk("HW_EVENT_BROADCAST_EXP\n"));
3583 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3584 sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP;
3585 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3586 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3587 break;
3588 case HW_EVENT_LINK_ERR_INVALID_DWORD:
3589 PM8001_MSG_DBG(pm8001_ha,
3590 pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n"));
3591 pm8001_hw_event_ack_req(pm8001_ha, 0,
3592 HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
3593 sas_phy_disconnected(sas_phy);
3594 phy->phy_attached = 0;
3595 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3596 break;
3597 case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
3598 PM8001_MSG_DBG(pm8001_ha,
3599 pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n"));
3600 pm8001_hw_event_ack_req(pm8001_ha, 0,
3601 HW_EVENT_LINK_ERR_DISPARITY_ERROR,
3602 port_id, phy_id, 0, 0);
3603 sas_phy_disconnected(sas_phy);
3604 phy->phy_attached = 0;
3605 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3606 break;
3607 case HW_EVENT_LINK_ERR_CODE_VIOLATION:
3608 PM8001_MSG_DBG(pm8001_ha,
3609 pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n"));
3610 pm8001_hw_event_ack_req(pm8001_ha, 0,
3611 HW_EVENT_LINK_ERR_CODE_VIOLATION,
3612 port_id, phy_id, 0, 0);
3613 sas_phy_disconnected(sas_phy);
3614 phy->phy_attached = 0;
3615 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3616 break;
3617 case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
3618 PM8001_MSG_DBG(pm8001_ha,
3619 pm8001_printk("HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n"));
3620 pm8001_hw_event_ack_req(pm8001_ha, 0,
3621 HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
3622 port_id, phy_id, 0, 0);
3623 sas_phy_disconnected(sas_phy);
3624 phy->phy_attached = 0;
3625 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3626 break;
3627 case HW_EVENT_MALFUNCTION:
3628 PM8001_MSG_DBG(pm8001_ha,
3629 pm8001_printk("HW_EVENT_MALFUNCTION\n"));
3630 break;
3631 case HW_EVENT_BROADCAST_SES:
3632 PM8001_MSG_DBG(pm8001_ha,
3633 pm8001_printk("HW_EVENT_BROADCAST_SES\n"));
3634 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3635 sas_phy->sas_prim = HW_EVENT_BROADCAST_SES;
3636 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3637 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3638 break;
3639 case HW_EVENT_INBOUND_CRC_ERROR:
3640 PM8001_MSG_DBG(pm8001_ha,
3641 pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n"));
3642 pm8001_hw_event_ack_req(pm8001_ha, 0,
3643 HW_EVENT_INBOUND_CRC_ERROR,
3644 port_id, phy_id, 0, 0);
3645 break;
3646 case HW_EVENT_HARD_RESET_RECEIVED:
3647 PM8001_MSG_DBG(pm8001_ha,
3648 pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n"));
3649 sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET);
3650 break;
3651 case HW_EVENT_ID_FRAME_TIMEOUT:
3652 PM8001_MSG_DBG(pm8001_ha,
3653 pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n"));
3654 sas_phy_disconnected(sas_phy);
3655 phy->phy_attached = 0;
3656 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3657 break;
3658 case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
3659 PM8001_MSG_DBG(pm8001_ha,
3660 pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n"));
3661 pm8001_hw_event_ack_req(pm8001_ha, 0,
3662 HW_EVENT_LINK_ERR_PHY_RESET_FAILED,
3663 port_id, phy_id, 0, 0);
3664 sas_phy_disconnected(sas_phy);
3665 phy->phy_attached = 0;
3666 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3667 break;
3668 case HW_EVENT_PORT_RESET_TIMER_TMO:
3669 PM8001_MSG_DBG(pm8001_ha,
3670 pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO\n"));
3671 sas_phy_disconnected(sas_phy);
3672 phy->phy_attached = 0;
3673 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3674 break;
3675 case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
3676 PM8001_MSG_DBG(pm8001_ha,
3677 pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO\n"));
3678 sas_phy_disconnected(sas_phy);
3679 phy->phy_attached = 0;
3680 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3681 break;
3682 case HW_EVENT_PORT_RECOVER:
3683 PM8001_MSG_DBG(pm8001_ha,
3684 pm8001_printk("HW_EVENT_PORT_RECOVER\n"));
3685 break;
3686 case HW_EVENT_PORT_RESET_COMPLETE:
3687 PM8001_MSG_DBG(pm8001_ha,
3688 pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE\n"));
3689 break;
3690 case EVENT_BROADCAST_ASYNCH_EVENT:
3691 PM8001_MSG_DBG(pm8001_ha,
3692 pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n"));
3693 break;
3694 default:
3695 PM8001_MSG_DBG(pm8001_ha,
3696 pm8001_printk("Unknown event type = %x\n", eventType));
3697 break;
3698 }
3699 return 0;
3700 }
3701
3702 /**
3703 * process_one_iomb - process one outbound Queue memory block
3704 * @pm8001_ha: our hba card information
3705 * @piomb: IO message buffer
3706 */
3707 static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb)
3708 {
3709 __le32 pHeader = *(__le32 *)piomb;
3710 u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF);
3711
3712 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:"));
3713
3714 switch (opc) {
3715 case OPC_OUB_ECHO:
3716 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO\n"));
3717 break;
3718 case OPC_OUB_HW_EVENT:
3719 PM8001_MSG_DBG(pm8001_ha,
3720 pm8001_printk("OPC_OUB_HW_EVENT\n"));
3721 mpi_hw_event(pm8001_ha, piomb);
3722 break;
3723 case OPC_OUB_SSP_COMP:
3724 PM8001_MSG_DBG(pm8001_ha,
3725 pm8001_printk("OPC_OUB_SSP_COMP\n"));
3726 mpi_ssp_completion(pm8001_ha, piomb);
3727 break;
3728 case OPC_OUB_SMP_COMP:
3729 PM8001_MSG_DBG(pm8001_ha,
3730 pm8001_printk("OPC_OUB_SMP_COMP\n"));
3731 mpi_smp_completion(pm8001_ha, piomb);
3732 break;
3733 case OPC_OUB_LOCAL_PHY_CNTRL:
3734 PM8001_MSG_DBG(pm8001_ha,
3735 pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n"));
3736 mpi_local_phy_ctl(pm8001_ha, piomb);
3737 break;
3738 case OPC_OUB_DEV_REGIST:
3739 PM8001_MSG_DBG(pm8001_ha,
3740 pm8001_printk("OPC_OUB_DEV_REGIST\n"));
3741 mpi_reg_resp(pm8001_ha, piomb);
3742 break;
3743 case OPC_OUB_DEREG_DEV:
3744 PM8001_MSG_DBG(pm8001_ha,
3745 pm8001_printk("unregister the device\n"));
3746 mpi_dereg_resp(pm8001_ha, piomb);
3747 break;
3748 case OPC_OUB_GET_DEV_HANDLE:
3749 PM8001_MSG_DBG(pm8001_ha,
3750 pm8001_printk("OPC_OUB_GET_DEV_HANDLE\n"));
3751 break;
3752 case OPC_OUB_SATA_COMP:
3753 PM8001_MSG_DBG(pm8001_ha,
3754 pm8001_printk("OPC_OUB_SATA_COMP\n"));
3755 mpi_sata_completion(pm8001_ha, piomb);
3756 break;
3757 case OPC_OUB_SATA_EVENT:
3758 PM8001_MSG_DBG(pm8001_ha,
3759 pm8001_printk("OPC_OUB_SATA_EVENT\n"));
3760 mpi_sata_event(pm8001_ha, piomb);
3761 break;
3762 case OPC_OUB_SSP_EVENT:
3763 PM8001_MSG_DBG(pm8001_ha,
3764 pm8001_printk("OPC_OUB_SSP_EVENT\n"));
3765 mpi_ssp_event(pm8001_ha, piomb);
3766 break;
3767 case OPC_OUB_DEV_HANDLE_ARRIV:
3768 PM8001_MSG_DBG(pm8001_ha,
3769 pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n"));
3770 /*This is for target*/
3771 break;
3772 case OPC_OUB_SSP_RECV_EVENT:
3773 PM8001_MSG_DBG(pm8001_ha,
3774 pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n"));
3775 /*This is for target*/
3776 break;
3777 case OPC_OUB_DEV_INFO:
3778 PM8001_MSG_DBG(pm8001_ha,
3779 pm8001_printk("OPC_OUB_DEV_INFO\n"));
3780 break;
3781 case OPC_OUB_FW_FLASH_UPDATE:
3782 PM8001_MSG_DBG(pm8001_ha,
3783 pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n"));
3784 mpi_fw_flash_update_resp(pm8001_ha, piomb);
3785 break;
3786 case OPC_OUB_GPIO_RESPONSE:
3787 PM8001_MSG_DBG(pm8001_ha,
3788 pm8001_printk("OPC_OUB_GPIO_RESPONSE\n"));
3789 break;
3790 case OPC_OUB_GPIO_EVENT:
3791 PM8001_MSG_DBG(pm8001_ha,
3792 pm8001_printk("OPC_OUB_GPIO_EVENT\n"));
3793 break;
3794 case OPC_OUB_GENERAL_EVENT:
3795 PM8001_MSG_DBG(pm8001_ha,
3796 pm8001_printk("OPC_OUB_GENERAL_EVENT\n"));
3797 mpi_general_event(pm8001_ha, piomb);
3798 break;
3799 case OPC_OUB_SSP_ABORT_RSP:
3800 PM8001_MSG_DBG(pm8001_ha,
3801 pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n"));
3802 mpi_task_abort_resp(pm8001_ha, piomb);
3803 break;
3804 case OPC_OUB_SATA_ABORT_RSP:
3805 PM8001_MSG_DBG(pm8001_ha,
3806 pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n"));
3807 mpi_task_abort_resp(pm8001_ha, piomb);
3808 break;
3809 case OPC_OUB_SAS_DIAG_MODE_START_END:
3810 PM8001_MSG_DBG(pm8001_ha,
3811 pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n"));
3812 break;
3813 case OPC_OUB_SAS_DIAG_EXECUTE:
3814 PM8001_MSG_DBG(pm8001_ha,
3815 pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n"));
3816 break;
3817 case OPC_OUB_GET_TIME_STAMP:
3818 PM8001_MSG_DBG(pm8001_ha,
3819 pm8001_printk("OPC_OUB_GET_TIME_STAMP\n"));
3820 break;
3821 case OPC_OUB_SAS_HW_EVENT_ACK:
3822 PM8001_MSG_DBG(pm8001_ha,
3823 pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n"));
3824 break;
3825 case OPC_OUB_PORT_CONTROL:
3826 PM8001_MSG_DBG(pm8001_ha,
3827 pm8001_printk("OPC_OUB_PORT_CONTROL\n"));
3828 break;
3829 case OPC_OUB_SMP_ABORT_RSP:
3830 PM8001_MSG_DBG(pm8001_ha,
3831 pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n"));
3832 mpi_task_abort_resp(pm8001_ha, piomb);
3833 break;
3834 case OPC_OUB_GET_NVMD_DATA:
3835 PM8001_MSG_DBG(pm8001_ha,
3836 pm8001_printk("OPC_OUB_GET_NVMD_DATA\n"));
3837 mpi_get_nvmd_resp(pm8001_ha, piomb);
3838 break;
3839 case OPC_OUB_SET_NVMD_DATA:
3840 PM8001_MSG_DBG(pm8001_ha,
3841 pm8001_printk("OPC_OUB_SET_NVMD_DATA\n"));
3842 mpi_set_nvmd_resp(pm8001_ha, piomb);
3843 break;
3844 case OPC_OUB_DEVICE_HANDLE_REMOVAL:
3845 PM8001_MSG_DBG(pm8001_ha,
3846 pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n"));
3847 break;
3848 case OPC_OUB_SET_DEVICE_STATE:
3849 PM8001_MSG_DBG(pm8001_ha,
3850 pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n"));
3851 mpi_set_dev_state_resp(pm8001_ha, piomb);
3852 break;
3853 case OPC_OUB_GET_DEVICE_STATE:
3854 PM8001_MSG_DBG(pm8001_ha,
3855 pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n"));
3856 break;
3857 case OPC_OUB_SET_DEV_INFO:
3858 PM8001_MSG_DBG(pm8001_ha,
3859 pm8001_printk("OPC_OUB_SET_DEV_INFO\n"));
3860 break;
3861 case OPC_OUB_SAS_RE_INITIALIZE:
3862 PM8001_MSG_DBG(pm8001_ha,
3863 pm8001_printk("OPC_OUB_SAS_RE_INITIALIZE\n"));
3864 break;
3865 default:
3866 PM8001_MSG_DBG(pm8001_ha,
3867 pm8001_printk("Unknown outbound Queue IOMB OPC = %x\n",
3868 opc));
3869 break;
3870 }
3871 }
3872
3873 static int process_oq(struct pm8001_hba_info *pm8001_ha)
3874 {
3875 struct outbound_queue_table *circularQ;
3876 void *pMsg1 = NULL;
3877 u8 uninitialized_var(bc);
3878 u32 ret = MPI_IO_STATUS_FAIL;
3879 unsigned long flags;
3880
3881 spin_lock_irqsave(&pm8001_ha->lock, flags);
3882 circularQ = &pm8001_ha->outbnd_q_tbl[0];
3883 do {
3884 ret = mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
3885 if (MPI_IO_STATUS_SUCCESS == ret) {
3886 /* process the outbound message */
3887 process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4));
3888 /* free the message from the outbound circular buffer */
3889 mpi_msg_free_set(pm8001_ha, pMsg1, circularQ, bc);
3890 }
3891 if (MPI_IO_STATUS_BUSY == ret) {
3892 /* Update the producer index from SPC */
3893 circularQ->producer_index =
3894 cpu_to_le32(pm8001_read_32(circularQ->pi_virt));
3895 if (le32_to_cpu(circularQ->producer_index) ==
3896 circularQ->consumer_idx)
3897 /* OQ is empty */
3898 break;
3899 }
3900 } while (1);
3901 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
3902 return ret;
3903 }
3904
3905 /* PCI_DMA_... to our direction translation. */
3906 static const u8 data_dir_flags[] = {
3907 [PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,/* UNSPECIFIED */
3908 [PCI_DMA_TODEVICE] = DATA_DIR_OUT,/* OUTBOUND */
3909 [PCI_DMA_FROMDEVICE] = DATA_DIR_IN,/* INBOUND */
3910 [PCI_DMA_NONE] = DATA_DIR_NONE,/* NO TRANSFER */
3911 };
3912 static void
3913 pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd)
3914 {
3915 int i;
3916 struct scatterlist *sg;
3917 struct pm8001_prd *buf_prd = prd;
3918
3919 for_each_sg(scatter, sg, nr, i) {
3920 buf_prd->addr = cpu_to_le64(sg_dma_address(sg));
3921 buf_prd->im_len.len = cpu_to_le32(sg_dma_len(sg));
3922 buf_prd->im_len.e = 0;
3923 buf_prd++;
3924 }
3925 }
3926
3927 static void build_smp_cmd(u32 deviceID, __le32 hTag, struct smp_req *psmp_cmd)
3928 {
3929 psmp_cmd->tag = hTag;
3930 psmp_cmd->device_id = cpu_to_le32(deviceID);
3931 psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
3932 }
3933
3934 /**
3935 * pm8001_chip_smp_req - send a SMP task to FW
3936 * @pm8001_ha: our hba card information.
3937 * @ccb: the ccb information this request used.
3938 */
3939 static int pm8001_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
3940 struct pm8001_ccb_info *ccb)
3941 {
3942 int elem, rc;
3943 struct sas_task *task = ccb->task;
3944 struct domain_device *dev = task->dev;
3945 struct pm8001_device *pm8001_dev = dev->lldd_dev;
3946 struct scatterlist *sg_req, *sg_resp;
3947 u32 req_len, resp_len;
3948 struct smp_req smp_cmd;
3949 u32 opc;
3950 struct inbound_queue_table *circularQ;
3951
3952 memset(&smp_cmd, 0, sizeof(smp_cmd));
3953 /*
3954 * DMA-map SMP request, response buffers
3955 */
3956 sg_req = &task->smp_task.smp_req;
3957 elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, PCI_DMA_TODEVICE);
3958 if (!elem)
3959 return -ENOMEM;
3960 req_len = sg_dma_len(sg_req);
3961
3962 sg_resp = &task->smp_task.smp_resp;
3963 elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, PCI_DMA_FROMDEVICE);
3964 if (!elem) {
3965 rc = -ENOMEM;
3966 goto err_out;
3967 }
3968 resp_len = sg_dma_len(sg_resp);
3969 /* must be in dwords */
3970 if ((req_len & 0x3) || (resp_len & 0x3)) {
3971 rc = -EINVAL;
3972 goto err_out_2;
3973 }
3974
3975 opc = OPC_INB_SMP_REQUEST;
3976 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3977 smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
3978 smp_cmd.long_smp_req.long_req_addr =
3979 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
3980 smp_cmd.long_smp_req.long_req_size =
3981 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
3982 smp_cmd.long_smp_req.long_resp_addr =
3983 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp));
3984 smp_cmd.long_smp_req.long_resp_size =
3985 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
3986 build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd);
3987 mpi_build_cmd(pm8001_ha, circularQ, opc, (u32 *)&smp_cmd);
3988 return 0;
3989
3990 err_out_2:
3991 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
3992 PCI_DMA_FROMDEVICE);
3993 err_out:
3994 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
3995 PCI_DMA_TODEVICE);
3996 return rc;
3997 }
3998
3999 /**
4000 * pm8001_chip_ssp_io_req - send a SSP task to FW
4001 * @pm8001_ha: our hba card information.
4002 * @ccb: the ccb information this request used.
4003 */
4004 static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
4005 struct pm8001_ccb_info *ccb)
4006 {
4007 struct sas_task *task = ccb->task;
4008 struct domain_device *dev = task->dev;
4009 struct pm8001_device *pm8001_dev = dev->lldd_dev;
4010 struct ssp_ini_io_start_req ssp_cmd;
4011 u32 tag = ccb->ccb_tag;
4012 int ret;
4013 u64 phys_addr;
4014 struct inbound_queue_table *circularQ;
4015 u32 opc = OPC_INB_SSPINIIOSTART;
4016 memset(&ssp_cmd, 0, sizeof(ssp_cmd));
4017 memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
4018 ssp_cmd.dir_m_tlr =
4019 cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);/*0 for
4020 SAS 1.1 compatible TLR*/
4021 ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
4022 ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
4023 ssp_cmd.tag = cpu_to_le32(tag);
4024 if (task->ssp_task.enable_first_burst)
4025 ssp_cmd.ssp_iu.efb_prio_attr |= 0x80;
4026 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
4027 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
4028 memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cdb, 16);
4029 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4030
4031 /* fill in PRD (scatter/gather) table, if any */
4032 if (task->num_scatter > 1) {
4033 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
4034 phys_addr = ccb->ccb_dma_handle +
4035 offsetof(struct pm8001_ccb_info, buf_prd[0]);
4036 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(phys_addr));
4037 ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(phys_addr));
4038 ssp_cmd.esgl = cpu_to_le32(1<<31);
4039 } else if (task->num_scatter == 1) {
4040 u64 dma_addr = sg_dma_address(task->scatter);
4041 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr));
4042 ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(dma_addr));
4043 ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
4044 ssp_cmd.esgl = 0;
4045 } else if (task->num_scatter == 0) {
4046 ssp_cmd.addr_low = 0;
4047 ssp_cmd.addr_high = 0;
4048 ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
4049 ssp_cmd.esgl = 0;
4050 }
4051 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd);
4052 return ret;
4053 }
4054
4055 static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
4056 struct pm8001_ccb_info *ccb)
4057 {
4058 struct sas_task *task = ccb->task;
4059 struct domain_device *dev = task->dev;
4060 struct pm8001_device *pm8001_ha_dev = dev->lldd_dev;
4061 u32 tag = ccb->ccb_tag;
4062 int ret;
4063 struct sata_start_req sata_cmd;
4064 u32 hdr_tag, ncg_tag = 0;
4065 u64 phys_addr;
4066 u32 ATAP = 0x0;
4067 u32 dir;
4068 struct inbound_queue_table *circularQ;
4069 u32 opc = OPC_INB_SATA_HOST_OPSTART;
4070 memset(&sata_cmd, 0, sizeof(sata_cmd));
4071 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4072 if (task->data_dir == PCI_DMA_NONE) {
4073 ATAP = 0x04; /* no data*/
4074 PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data\n"));
4075 } else if (likely(!task->ata_task.device_control_reg_update)) {
4076 if (task->ata_task.dma_xfer) {
4077 ATAP = 0x06; /* DMA */
4078 PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA\n"));
4079 } else {
4080 ATAP = 0x05; /* PIO*/
4081 PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO\n"));
4082 }
4083 if (task->ata_task.use_ncq &&
4084 dev->sata_dev.command_set != ATAPI_COMMAND_SET) {
4085 ATAP = 0x07; /* FPDMA */
4086 PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA\n"));
4087 }
4088 }
4089 if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag))
4090 ncg_tag = hdr_tag;
4091 dir = data_dir_flags[task->data_dir] << 8;
4092 sata_cmd.tag = cpu_to_le32(tag);
4093 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
4094 sata_cmd.data_len = cpu_to_le32(task->total_xfer_len);
4095 sata_cmd.ncqtag_atap_dir_m =
4096 cpu_to_le32(((ncg_tag & 0xff)<<16)|((ATAP & 0x3f) << 10) | dir);
4097 sata_cmd.sata_fis = task->ata_task.fis;
4098 if (likely(!task->ata_task.device_control_reg_update))
4099 sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */
4100 sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */
4101 /* fill in PRD (scatter/gather) table, if any */
4102 if (task->num_scatter > 1) {
4103 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
4104 phys_addr = ccb->ccb_dma_handle +
4105 offsetof(struct pm8001_ccb_info, buf_prd[0]);
4106 sata_cmd.addr_low = lower_32_bits(phys_addr);
4107 sata_cmd.addr_high = upper_32_bits(phys_addr);
4108 sata_cmd.esgl = cpu_to_le32(1 << 31);
4109 } else if (task->num_scatter == 1) {
4110 u64 dma_addr = sg_dma_address(task->scatter);
4111 sata_cmd.addr_low = lower_32_bits(dma_addr);
4112 sata_cmd.addr_high = upper_32_bits(dma_addr);
4113 sata_cmd.len = cpu_to_le32(task->total_xfer_len);
4114 sata_cmd.esgl = 0;
4115 } else if (task->num_scatter == 0) {
4116 sata_cmd.addr_low = 0;
4117 sata_cmd.addr_high = 0;
4118 sata_cmd.len = cpu_to_le32(task->total_xfer_len);
4119 sata_cmd.esgl = 0;
4120 }
4121 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd);
4122 return ret;
4123 }
4124
4125 /**
4126 * pm8001_chip_phy_start_req - start phy via PHY_START COMMAND
4127 * @pm8001_ha: our hba card information.
4128 * @num: the inbound queue number
4129 * @phy_id: the phy id which we wanted to start up.
4130 */
4131 static int
4132 pm8001_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id)
4133 {
4134 struct phy_start_req payload;
4135 struct inbound_queue_table *circularQ;
4136 int ret;
4137 u32 tag = 0x01;
4138 u32 opcode = OPC_INB_PHYSTART;
4139 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4140 memset(&payload, 0, sizeof(payload));
4141 payload.tag = cpu_to_le32(tag);
4142 /*
4143 ** [0:7] PHY Identifier
4144 ** [8:11] link rate 1.5G, 3G, 6G
4145 ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b both
4146 ** [14] 0b disable spin up hold; 1b enable spin up hold
4147 */
4148 payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
4149 LINKMODE_AUTO | LINKRATE_15 |
4150 LINKRATE_30 | LINKRATE_60 | phy_id);
4151 payload.sas_identify.dev_type = SAS_END_DEV;
4152 payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL;
4153 memcpy(payload.sas_identify.sas_addr,
4154 pm8001_ha->sas_addr, SAS_ADDR_SIZE);
4155 payload.sas_identify.phy_id = phy_id;
4156 ret = mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload);
4157 return ret;
4158 }
4159
4160 /**
4161 * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND
4162 * @pm8001_ha: our hba card information.
4163 * @num: the inbound queue number
4164 * @phy_id: the phy id which we wanted to start up.
4165 */
4166 static int pm8001_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha,
4167 u8 phy_id)
4168 {
4169 struct phy_stop_req payload;
4170 struct inbound_queue_table *circularQ;
4171 int ret;
4172 u32 tag = 0x01;
4173 u32 opcode = OPC_INB_PHYSTOP;
4174 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4175 memset(&payload, 0, sizeof(payload));
4176 payload.tag = cpu_to_le32(tag);
4177 payload.phy_id = cpu_to_le32(phy_id);
4178 ret = mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload);
4179 return ret;
4180 }
4181
4182 /**
4183 * see comments on mpi_reg_resp.
4184 */
4185 static int pm8001_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
4186 struct pm8001_device *pm8001_dev, u32 flag)
4187 {
4188 struct reg_dev_req payload;
4189 u32 opc;
4190 u32 stp_sspsmp_sata = 0x4;
4191 struct inbound_queue_table *circularQ;
4192 u32 linkrate, phy_id;
4193 int rc, tag = 0xdeadbeef;
4194 struct pm8001_ccb_info *ccb;
4195 u8 retryFlag = 0x1;
4196 u16 firstBurstSize = 0;
4197 u16 ITNT = 2000;
4198 struct domain_device *dev = pm8001_dev->sas_device;
4199 struct domain_device *parent_dev = dev->parent;
4200 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4201
4202 memset(&payload, 0, sizeof(payload));
4203 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4204 if (rc)
4205 return rc;
4206 ccb = &pm8001_ha->ccb_info[tag];
4207 ccb->device = pm8001_dev;
4208 ccb->ccb_tag = tag;
4209 payload.tag = cpu_to_le32(tag);
4210 if (flag == 1)
4211 stp_sspsmp_sata = 0x02; /*direct attached sata */
4212 else {
4213 if (pm8001_dev->dev_type == SATA_DEV)
4214 stp_sspsmp_sata = 0x00; /* stp*/
4215 else if (pm8001_dev->dev_type == SAS_END_DEV ||
4216 pm8001_dev->dev_type == EDGE_DEV ||
4217 pm8001_dev->dev_type == FANOUT_DEV)
4218 stp_sspsmp_sata = 0x01; /*ssp or smp*/
4219 }
4220 if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type))
4221 phy_id = parent_dev->ex_dev.ex_phy->phy_id;
4222 else
4223 phy_id = pm8001_dev->attached_phy;
4224 opc = OPC_INB_REG_DEV;
4225 linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ?
4226 pm8001_dev->sas_device->linkrate : dev->port->linkrate;
4227 payload.phyid_portid =
4228 cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0x0F) |
4229 ((phy_id & 0x0F) << 4));
4230 payload.dtype_dlr_retry = cpu_to_le32((retryFlag & 0x01) |
4231 ((linkrate & 0x0F) * 0x1000000) |
4232 ((stp_sspsmp_sata & 0x03) * 0x10000000));
4233 payload.firstburstsize_ITNexustimeout =
4234 cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
4235 memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr,
4236 SAS_ADDR_SIZE);
4237 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4238 return rc;
4239 }
4240
4241 /**
4242 * see comments on mpi_reg_resp.
4243 */
4244 static int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha,
4245 u32 device_id)
4246 {
4247 struct dereg_dev_req payload;
4248 u32 opc = OPC_INB_DEREG_DEV_HANDLE;
4249 int ret;
4250 struct inbound_queue_table *circularQ;
4251
4252 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4253 memset(&payload, 0, sizeof(payload));
4254 payload.tag = cpu_to_le32(1);
4255 payload.device_id = cpu_to_le32(device_id);
4256 PM8001_MSG_DBG(pm8001_ha,
4257 pm8001_printk("unregister device device_id = %d\n", device_id));
4258 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4259 return ret;
4260 }
4261
4262 /**
4263 * pm8001_chip_phy_ctl_req - support the local phy operation
4264 * @pm8001_ha: our hba card information.
4265 * @num: the inbound queue number
4266 * @phy_id: the phy id which we wanted to operate
4267 * @phy_op:
4268 */
4269 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
4270 u32 phyId, u32 phy_op)
4271 {
4272 struct local_phy_ctl_req payload;
4273 struct inbound_queue_table *circularQ;
4274 int ret;
4275 u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
4276 memset(&payload, 0, sizeof(payload));
4277 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4278 payload.tag = cpu_to_le32(1);
4279 payload.phyop_phyid =
4280 cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F));
4281 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4282 return ret;
4283 }
4284
4285 static u32 pm8001_chip_is_our_interupt(struct pm8001_hba_info *pm8001_ha)
4286 {
4287 u32 value;
4288 #ifdef PM8001_USE_MSIX
4289 return 1;
4290 #endif
4291 value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
4292 if (value)
4293 return 1;
4294 return 0;
4295
4296 }
4297
4298 /**
4299 * pm8001_chip_isr - PM8001 isr handler.
4300 * @pm8001_ha: our hba card information.
4301 * @irq: irq number.
4302 * @stat: stat.
4303 */
4304 static irqreturn_t
4305 pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha)
4306 {
4307 pm8001_chip_interrupt_disable(pm8001_ha);
4308 process_oq(pm8001_ha);
4309 pm8001_chip_interrupt_enable(pm8001_ha);
4310 return IRQ_HANDLED;
4311 }
4312
4313 static int send_task_abort(struct pm8001_hba_info *pm8001_ha, u32 opc,
4314 u32 dev_id, u8 flag, u32 task_tag, u32 cmd_tag)
4315 {
4316 struct task_abort_req task_abort;
4317 struct inbound_queue_table *circularQ;
4318 int ret;
4319 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4320 memset(&task_abort, 0, sizeof(task_abort));
4321 if (ABORT_SINGLE == (flag & ABORT_MASK)) {
4322 task_abort.abort_all = 0;
4323 task_abort.device_id = cpu_to_le32(dev_id);
4324 task_abort.tag_to_abort = cpu_to_le32(task_tag);
4325 task_abort.tag = cpu_to_le32(cmd_tag);
4326 } else if (ABORT_ALL == (flag & ABORT_MASK)) {
4327 task_abort.abort_all = cpu_to_le32(1);
4328 task_abort.device_id = cpu_to_le32(dev_id);
4329 task_abort.tag = cpu_to_le32(cmd_tag);
4330 }
4331 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort);
4332 return ret;
4333 }
4334
4335 /**
4336 * pm8001_chip_abort_task - SAS abort task when error or exception happened.
4337 * @task: the task we wanted to aborted.
4338 * @flag: the abort flag.
4339 */
4340 static int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
4341 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag, u32 cmd_tag)
4342 {
4343 u32 opc, device_id;
4344 int rc = TMF_RESP_FUNC_FAILED;
4345 PM8001_EH_DBG(pm8001_ha, pm8001_printk("cmd_tag = %x, abort task tag"
4346 " = %x", cmd_tag, task_tag));
4347 if (pm8001_dev->dev_type == SAS_END_DEV)
4348 opc = OPC_INB_SSP_ABORT;
4349 else if (pm8001_dev->dev_type == SATA_DEV)
4350 opc = OPC_INB_SATA_ABORT;
4351 else
4352 opc = OPC_INB_SMP_ABORT;/* SMP */
4353 device_id = pm8001_dev->device_id;
4354 rc = send_task_abort(pm8001_ha, opc, device_id, flag,
4355 task_tag, cmd_tag);
4356 if (rc != TMF_RESP_FUNC_COMPLETE)
4357 PM8001_EH_DBG(pm8001_ha, pm8001_printk("rc= %d\n", rc));
4358 return rc;
4359 }
4360
4361 /**
4362 * pm8001_chip_ssp_tm_req - built the task management command.
4363 * @pm8001_ha: our hba card information.
4364 * @ccb: the ccb information.
4365 * @tmf: task management function.
4366 */
4367 static int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
4368 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf)
4369 {
4370 struct sas_task *task = ccb->task;
4371 struct domain_device *dev = task->dev;
4372 struct pm8001_device *pm8001_dev = dev->lldd_dev;
4373 u32 opc = OPC_INB_SSPINITMSTART;
4374 struct inbound_queue_table *circularQ;
4375 struct ssp_ini_tm_start_req sspTMCmd;
4376 int ret;
4377
4378 memset(&sspTMCmd, 0, sizeof(sspTMCmd));
4379 sspTMCmd.device_id = cpu_to_le32(pm8001_dev->device_id);
4380 sspTMCmd.relate_tag = cpu_to_le32(tmf->tag_of_task_to_be_managed);
4381 sspTMCmd.tmf = cpu_to_le32(tmf->tmf);
4382 memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8);
4383 sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag);
4384 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4385 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd);
4386 return ret;
4387 }
4388
4389 static int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha,
4390 void *payload)
4391 {
4392 u32 opc = OPC_INB_GET_NVMD_DATA;
4393 u32 nvmd_type;
4394 int rc;
4395 u32 tag;
4396 struct pm8001_ccb_info *ccb;
4397 struct inbound_queue_table *circularQ;
4398 struct get_nvm_data_req nvmd_req;
4399 struct fw_control_ex *fw_control_context;
4400 struct pm8001_ioctl_payload *ioctl_payload = payload;
4401
4402 nvmd_type = ioctl_payload->minor_function;
4403 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
4404 if (!fw_control_context)
4405 return -ENOMEM;
4406 fw_control_context->usrAddr = (u8 *)&ioctl_payload->func_specific[0];
4407 fw_control_context->len = ioctl_payload->length;
4408 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4409 memset(&nvmd_req, 0, sizeof(nvmd_req));
4410 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4411 if (rc) {
4412 kfree(fw_control_context);
4413 return rc;
4414 }
4415 ccb = &pm8001_ha->ccb_info[tag];
4416 ccb->ccb_tag = tag;
4417 ccb->fw_control_context = fw_control_context;
4418 nvmd_req.tag = cpu_to_le32(tag);
4419
4420 switch (nvmd_type) {
4421 case TWI_DEVICE: {
4422 u32 twi_addr, twi_page_size;
4423 twi_addr = 0xa8;
4424 twi_page_size = 2;
4425
4426 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
4427 twi_page_size << 8 | TWI_DEVICE);
4428 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4429 nvmd_req.resp_addr_hi =
4430 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4431 nvmd_req.resp_addr_lo =
4432 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4433 break;
4434 }
4435 case C_SEEPROM: {
4436 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
4437 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4438 nvmd_req.resp_addr_hi =
4439 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4440 nvmd_req.resp_addr_lo =
4441 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4442 break;
4443 }
4444 case VPD_FLASH: {
4445 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
4446 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4447 nvmd_req.resp_addr_hi =
4448 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4449 nvmd_req.resp_addr_lo =
4450 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4451 break;
4452 }
4453 case EXPAN_ROM: {
4454 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
4455 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4456 nvmd_req.resp_addr_hi =
4457 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4458 nvmd_req.resp_addr_lo =
4459 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4460 break;
4461 }
4462 default:
4463 break;
4464 }
4465 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req);
4466 return rc;
4467 }
4468
4469 static int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha,
4470 void *payload)
4471 {
4472 u32 opc = OPC_INB_SET_NVMD_DATA;
4473 u32 nvmd_type;
4474 int rc;
4475 u32 tag;
4476 struct pm8001_ccb_info *ccb;
4477 struct inbound_queue_table *circularQ;
4478 struct set_nvm_data_req nvmd_req;
4479 struct fw_control_ex *fw_control_context;
4480 struct pm8001_ioctl_payload *ioctl_payload = payload;
4481
4482 nvmd_type = ioctl_payload->minor_function;
4483 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
4484 if (!fw_control_context)
4485 return -ENOMEM;
4486 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4487 memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr,
4488 ioctl_payload->func_specific,
4489 ioctl_payload->length);
4490 memset(&nvmd_req, 0, sizeof(nvmd_req));
4491 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4492 if (rc) {
4493 kfree(fw_control_context);
4494 return rc;
4495 }
4496 ccb = &pm8001_ha->ccb_info[tag];
4497 ccb->fw_control_context = fw_control_context;
4498 ccb->ccb_tag = tag;
4499 nvmd_req.tag = cpu_to_le32(tag);
4500 switch (nvmd_type) {
4501 case TWI_DEVICE: {
4502 u32 twi_addr, twi_page_size;
4503 twi_addr = 0xa8;
4504 twi_page_size = 2;
4505 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4506 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
4507 twi_page_size << 8 | TWI_DEVICE);
4508 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4509 nvmd_req.resp_addr_hi =
4510 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4511 nvmd_req.resp_addr_lo =
4512 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4513 break;
4514 }
4515 case C_SEEPROM:
4516 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
4517 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4518 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4519 nvmd_req.resp_addr_hi =
4520 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4521 nvmd_req.resp_addr_lo =
4522 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4523 break;
4524 case VPD_FLASH:
4525 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
4526 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4527 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4528 nvmd_req.resp_addr_hi =
4529 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4530 nvmd_req.resp_addr_lo =
4531 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4532 break;
4533 case EXPAN_ROM:
4534 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
4535 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4536 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4537 nvmd_req.resp_addr_hi =
4538 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4539 nvmd_req.resp_addr_lo =
4540 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4541 break;
4542 default:
4543 break;
4544 }
4545 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req);
4546 return rc;
4547 }
4548
4549 /**
4550 * pm8001_chip_fw_flash_update_build - support the firmware update operation
4551 * @pm8001_ha: our hba card information.
4552 * @fw_flash_updata_info: firmware flash update param
4553 */
4554 static int
4555 pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
4556 void *fw_flash_updata_info, u32 tag)
4557 {
4558 struct fw_flash_Update_req payload;
4559 struct fw_flash_updata_info *info;
4560 struct inbound_queue_table *circularQ;
4561 int ret;
4562 u32 opc = OPC_INB_FW_FLASH_UPDATE;
4563
4564 memset(&payload, 0, sizeof(struct fw_flash_Update_req));
4565 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4566 info = fw_flash_updata_info;
4567 payload.tag = cpu_to_le32(tag);
4568 payload.cur_image_len = cpu_to_le32(info->cur_image_len);
4569 payload.cur_image_offset = cpu_to_le32(info->cur_image_offset);
4570 payload.total_image_len = cpu_to_le32(info->total_image_len);
4571 payload.len = info->sgl.im_len.len ;
4572 payload.sgl_addr_lo =
4573 cpu_to_le32(lower_32_bits(le64_to_cpu(info->sgl.addr)));
4574 payload.sgl_addr_hi =
4575 cpu_to_le32(upper_32_bits(le64_to_cpu(info->sgl.addr)));
4576 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4577 return ret;
4578 }
4579
4580 static int
4581 pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
4582 void *payload)
4583 {
4584 struct fw_flash_updata_info flash_update_info;
4585 struct fw_control_info *fw_control;
4586 struct fw_control_ex *fw_control_context;
4587 int rc;
4588 u32 tag;
4589 struct pm8001_ccb_info *ccb;
4590 void *buffer = NULL;
4591 dma_addr_t phys_addr;
4592 u32 phys_addr_hi;
4593 u32 phys_addr_lo;
4594 struct pm8001_ioctl_payload *ioctl_payload = payload;
4595
4596 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
4597 if (!fw_control_context)
4598 return -ENOMEM;
4599 fw_control = (struct fw_control_info *)&ioctl_payload->func_specific[0];
4600 if (fw_control->len != 0) {
4601 if (pm8001_mem_alloc(pm8001_ha->pdev,
4602 (void **)&buffer,
4603 &phys_addr,
4604 &phys_addr_hi,
4605 &phys_addr_lo,
4606 fw_control->len, 0) != 0) {
4607 PM8001_FAIL_DBG(pm8001_ha,
4608 pm8001_printk("Mem alloc failure\n"));
4609 kfree(fw_control_context);
4610 return -ENOMEM;
4611 }
4612 }
4613 memcpy(buffer, fw_control->buffer, fw_control->len);
4614 flash_update_info.sgl.addr = cpu_to_le64(phys_addr);
4615 flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len);
4616 flash_update_info.sgl.im_len.e = 0;
4617 flash_update_info.cur_image_offset = fw_control->offset;
4618 flash_update_info.cur_image_len = fw_control->len;
4619 flash_update_info.total_image_len = fw_control->size;
4620 fw_control_context->fw_control = fw_control;
4621 fw_control_context->virtAddr = buffer;
4622 fw_control_context->len = fw_control->len;
4623 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4624 if (rc) {
4625 kfree(fw_control_context);
4626 return rc;
4627 }
4628 ccb = &pm8001_ha->ccb_info[tag];
4629 ccb->fw_control_context = fw_control_context;
4630 ccb->ccb_tag = tag;
4631 rc = pm8001_chip_fw_flash_update_build(pm8001_ha, &flash_update_info,
4632 tag);
4633 return rc;
4634 }
4635
4636 static int
4637 pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
4638 struct pm8001_device *pm8001_dev, u32 state)
4639 {
4640 struct set_dev_state_req payload;
4641 struct inbound_queue_table *circularQ;
4642 struct pm8001_ccb_info *ccb;
4643 int rc;
4644 u32 tag;
4645 u32 opc = OPC_INB_SET_DEVICE_STATE;
4646 memset(&payload, 0, sizeof(payload));
4647 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4648 if (rc)
4649 return -1;
4650 ccb = &pm8001_ha->ccb_info[tag];
4651 ccb->ccb_tag = tag;
4652 ccb->device = pm8001_dev;
4653 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4654 payload.tag = cpu_to_le32(tag);
4655 payload.device_id = cpu_to_le32(pm8001_dev->device_id);
4656 payload.nds = cpu_to_le32(state);
4657 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4658 return rc;
4659
4660 }
4661
4662 static int
4663 pm8001_chip_sas_re_initialization(struct pm8001_hba_info *pm8001_ha)
4664 {
4665 struct sas_re_initialization_req payload;
4666 struct inbound_queue_table *circularQ;
4667 struct pm8001_ccb_info *ccb;
4668 int rc;
4669 u32 tag;
4670 u32 opc = OPC_INB_SAS_RE_INITIALIZE;
4671 memset(&payload, 0, sizeof(payload));
4672 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4673 if (rc)
4674 return -1;
4675 ccb = &pm8001_ha->ccb_info[tag];
4676 ccb->ccb_tag = tag;
4677 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4678 payload.tag = cpu_to_le32(tag);
4679 payload.SSAHOLT = cpu_to_le32(0xd << 25);
4680 payload.sata_hol_tmo = cpu_to_le32(80);
4681 payload.open_reject_cmdretries_data_retries = cpu_to_le32(0xff00ff);
4682 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4683 return rc;
4684
4685 }
4686
4687 const struct pm8001_dispatch pm8001_8001_dispatch = {
4688 .name = "pmc8001",
4689 .chip_init = pm8001_chip_init,
4690 .chip_soft_rst = pm8001_chip_soft_rst,
4691 .chip_rst = pm8001_hw_chip_rst,
4692 .chip_iounmap = pm8001_chip_iounmap,
4693 .isr = pm8001_chip_isr,
4694 .is_our_interupt = pm8001_chip_is_our_interupt,
4695 .isr_process_oq = process_oq,
4696 .interrupt_enable = pm8001_chip_interrupt_enable,
4697 .interrupt_disable = pm8001_chip_interrupt_disable,
4698 .make_prd = pm8001_chip_make_sg,
4699 .smp_req = pm8001_chip_smp_req,
4700 .ssp_io_req = pm8001_chip_ssp_io_req,
4701 .sata_req = pm8001_chip_sata_req,
4702 .phy_start_req = pm8001_chip_phy_start_req,
4703 .phy_stop_req = pm8001_chip_phy_stop_req,
4704 .reg_dev_req = pm8001_chip_reg_dev_req,
4705 .dereg_dev_req = pm8001_chip_dereg_dev_req,
4706 .phy_ctl_req = pm8001_chip_phy_ctl_req,
4707 .task_abort = pm8001_chip_abort_task,
4708 .ssp_tm_req = pm8001_chip_ssp_tm_req,
4709 .get_nvmd_req = pm8001_chip_get_nvmd_req,
4710 .set_nvmd_req = pm8001_chip_set_nvmd_req,
4711 .fw_flash_update_req = pm8001_chip_fw_flash_update_req,
4712 .set_dev_state_req = pm8001_chip_set_dev_state_req,
4713 .sas_re_init_req = pm8001_chip_sas_re_initialization,
4714 };
4715
Linux kernel - Deliverables
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