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Add linux-next specific files for 20110831
[linux-2.6/next.git] / drivers / scsi / pm8001 / pm8001_hwi.c
blob8b7db1e53c107f3bf04dc5ac015ef25948a1bd60
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 0x00000100 | (0x00000040 << 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 =
221 256 | (64 << 16) | (1<<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 * bar4_shift - function is called to shift BAR base address
342 * @pm8001_ha : our hba card information
343 * @shiftValue : shifting value in memory bar.
344 */
345 static int bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue)
346 {
347 u32 regVal;
348 u32 max_wait_count;
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 max_wait_count = 1 * 1000 * 1000; /* 1 sec */
355 do {
356 udelay(1);
357 regVal = pm8001_cr32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW);
358 } while ((regVal != shiftValue) && (--max_wait_count));
359
360 if (!max_wait_count) {
361 PM8001_INIT_DBG(pm8001_ha,
362 pm8001_printk("TIMEOUT:SPC_IBW_AXI_TRANSLATION_LOW"
363 " = 0x%x\n", regVal));
364 return -1;
365 }
366 return 0;
367 }
368
369 /**
370 * mpi_set_phys_g3_with_ssc
371 * @pm8001_ha: our hba card information
372 * @SSCbit: set SSCbit to 0 to disable all phys ssc; 1 to enable all phys ssc.
373 */
374 static void __devinit
375 mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha, u32 SSCbit)
376 {
377 u32 value, offset, i;
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 if (-1 == bar4_shift(pm8001_ha, SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR))
392 return;
393
394 for (i = 0; i < 4; i++) {
395 offset = SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET + 0x4000 * i;
396 pm8001_cw32(pm8001_ha, 2, offset, 0x80001501);
397 }
398 /* shift membase 3 for SAS2_SETTINGS_LOCAL_PHY 4 - 7 */
399 if (-1 == bar4_shift(pm8001_ha, SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR))
400 return;
401 for (i = 4; i < 8; i++) {
402 offset = SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
403 pm8001_cw32(pm8001_ha, 2, offset, 0x80001501);
404 }
405 /*************************************************************
406 Change the SSC upspreading value to 0x0 so that upspreading is disabled.
407 Device MABC SMOD0 Controls
408 Address: (via MEMBASE-III):
409 Using shifted destination address 0x0_0000: with Offset 0xD8
410
411 31:28 R/W Reserved Do not change
412 27:24 R/W SAS_SMOD_SPRDUP 0000
413 23:20 R/W SAS_SMOD_SPRDDN 0000
414 19:0 R/W Reserved Do not change
415 Upon power-up this register will read as 0x8990c016,
416 and I would like you to change the SAS_SMOD_SPRDUP bits to 0b0000
417 so that the written value will be 0x8090c016.
418 This will ensure only down-spreading SSC is enabled on the SPC.
419 *************************************************************/
420 value = pm8001_cr32(pm8001_ha, 2, 0xd8);
421 pm8001_cw32(pm8001_ha, 2, 0xd8, 0x8000C016);
422
423 /*set the shifted destination address to 0x0 to avoid error operation */
424 bar4_shift(pm8001_ha, 0x0);
425 return;
426 }
427
428 /**
429 * mpi_set_open_retry_interval_reg
430 * @pm8001_ha: our hba card information
431 * @interval - interval time for each OPEN_REJECT (RETRY). The units are in 1us.
432 */
433 static void __devinit
434 mpi_set_open_retry_interval_reg(struct pm8001_hba_info *pm8001_ha,
435 u32 interval)
436 {
437 u32 offset;
438 u32 value;
439 u32 i;
440
441 #define OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR 0x00030000
442 #define OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR 0x00040000
443 #define OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET 0x30B4
444 #define OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET 0x30B4
445 #define OPEN_RETRY_INTERVAL_REG_MASK 0x0000FFFF
446
447 value = interval & OPEN_RETRY_INTERVAL_REG_MASK;
448 /* shift bar and set the OPEN_REJECT(RETRY) interval time of PHY 0 -3.*/
449 if (-1 == bar4_shift(pm8001_ha,
450 OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR))
451 return;
452 for (i = 0; i < 4; i++) {
453 offset = OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET + 0x4000 * i;
454 pm8001_cw32(pm8001_ha, 2, offset, value);
455 }
456
457 if (-1 == bar4_shift(pm8001_ha,
458 OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR))
459 return;
460 for (i = 4; i < 8; i++) {
461 offset = OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
462 pm8001_cw32(pm8001_ha, 2, offset, value);
463 }
464 /*set the shifted destination address to 0x0 to avoid error operation */
465 bar4_shift(pm8001_ha, 0x0);
466 return;
467 }
468
469 /**
470 * mpi_init_check - check firmware initialization status.
471 * @pm8001_ha: our hba card information
472 */
473 static int mpi_init_check(struct pm8001_hba_info *pm8001_ha)
474 {
475 u32 max_wait_count;
476 u32 value;
477 u32 gst_len_mpistate;
478 /* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the
479 table is updated */
480 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_UPDATE);
481 /* wait until Inbound DoorBell Clear Register toggled */
482 max_wait_count = 1 * 1000 * 1000;/* 1 sec */
483 do {
484 udelay(1);
485 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
486 value &= SPC_MSGU_CFG_TABLE_UPDATE;
487 } while ((value != 0) && (--max_wait_count));
488
489 if (!max_wait_count)
490 return -1;
491 /* check the MPI-State for initialization */
492 gst_len_mpistate =
493 pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
494 GST_GSTLEN_MPIS_OFFSET);
495 if (GST_MPI_STATE_INIT != (gst_len_mpistate & GST_MPI_STATE_MASK))
496 return -1;
497 /* check MPI Initialization error */
498 gst_len_mpistate = gst_len_mpistate >> 16;
499 if (0x0000 != gst_len_mpistate)
500 return -1;
501 return 0;
502 }
503
504 /**
505 * check_fw_ready - The LLDD check if the FW is ready, if not, return error.
506 * @pm8001_ha: our hba card information
507 */
508 static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
509 {
510 u32 value, value1;
511 u32 max_wait_count;
512 /* check error state */
513 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
514 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
515 /* check AAP error */
516 if (SCRATCH_PAD1_ERR == (value & SCRATCH_PAD_STATE_MASK)) {
517 /* error state */
518 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
519 return -1;
520 }
521
522 /* check IOP error */
523 if (SCRATCH_PAD2_ERR == (value1 & SCRATCH_PAD_STATE_MASK)) {
524 /* error state */
525 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
526 return -1;
527 }
528
529 /* bit 4-31 of scratch pad1 should be zeros if it is not
530 in error state*/
531 if (value & SCRATCH_PAD1_STATE_MASK) {
532 /* error case */
533 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
534 return -1;
535 }
536
537 /* bit 2, 4-31 of scratch pad2 should be zeros if it is not
538 in error state */
539 if (value1 & SCRATCH_PAD2_STATE_MASK) {
540 /* error case */
541 return -1;
542 }
543
544 max_wait_count = 1 * 1000 * 1000;/* 1 sec timeout */
545
546 /* wait until scratch pad 1 and 2 registers in ready state */
547 do {
548 udelay(1);
549 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
550 & SCRATCH_PAD1_RDY;
551 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
552 & SCRATCH_PAD2_RDY;
553 if ((--max_wait_count) == 0)
554 return -1;
555 } while ((value != SCRATCH_PAD1_RDY) || (value1 != SCRATCH_PAD2_RDY));
556 return 0;
557 }
558
559 static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha)
560 {
561 void __iomem *base_addr;
562 u32 value;
563 u32 offset;
564 u32 pcibar;
565 u32 pcilogic;
566
567 value = pm8001_cr32(pm8001_ha, 0, 0x44);
568 offset = value & 0x03FFFFFF;
569 PM8001_INIT_DBG(pm8001_ha,
570 pm8001_printk("Scratchpad 0 Offset: %x \n", offset));
571 pcilogic = (value & 0xFC000000) >> 26;
572 pcibar = get_pci_bar_index(pcilogic);
573 PM8001_INIT_DBG(pm8001_ha,
574 pm8001_printk("Scratchpad 0 PCI BAR: %d \n", pcibar));
575 pm8001_ha->main_cfg_tbl_addr = base_addr =
576 pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
577 pm8001_ha->general_stat_tbl_addr =
578 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x18);
579 pm8001_ha->inbnd_q_tbl_addr =
580 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C);
581 pm8001_ha->outbnd_q_tbl_addr =
582 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x20);
583 }
584
585 /**
586 * pm8001_chip_init - the main init function that initialize whole PM8001 chip.
587 * @pm8001_ha: our hba card information
588 */
589 static int __devinit pm8001_chip_init(struct pm8001_hba_info *pm8001_ha)
590 {
591 /* check the firmware status */
592 if (-1 == check_fw_ready(pm8001_ha)) {
593 PM8001_FAIL_DBG(pm8001_ha,
594 pm8001_printk("Firmware is not ready!\n"));
595 return -EBUSY;
596 }
597
598 /* Initialize pci space address eg: mpi offset */
599 init_pci_device_addresses(pm8001_ha);
600 init_default_table_values(pm8001_ha);
601 read_main_config_table(pm8001_ha);
602 read_general_status_table(pm8001_ha);
603 read_inbnd_queue_table(pm8001_ha);
604 read_outbnd_queue_table(pm8001_ha);
605 /* update main config table ,inbound table and outbound table */
606 update_main_config_table(pm8001_ha);
607 update_inbnd_queue_table(pm8001_ha, 0);
608 update_outbnd_queue_table(pm8001_ha, 0);
609 mpi_set_phys_g3_with_ssc(pm8001_ha, 0);
610 mpi_set_open_retry_interval_reg(pm8001_ha, 7);
611 /* notify firmware update finished and check initialization status */
612 if (0 == mpi_init_check(pm8001_ha)) {
613 PM8001_INIT_DBG(pm8001_ha,
614 pm8001_printk("MPI initialize successful!\n"));
615 } else
616 return -EBUSY;
617 /*This register is a 16-bit timer with a resolution of 1us. This is the
618 timer used for interrupt delay/coalescing in the PCIe Application Layer.
619 Zero is not a valid value. A value of 1 in the register will cause the
620 interrupts to be normal. A value greater than 1 will cause coalescing
621 delays.*/
622 pm8001_cw32(pm8001_ha, 1, 0x0033c0, 0x1);
623 pm8001_cw32(pm8001_ha, 1, 0x0033c4, 0x0);
624 return 0;
625 }
626
627 static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
628 {
629 u32 max_wait_count;
630 u32 value;
631 u32 gst_len_mpistate;
632 init_pci_device_addresses(pm8001_ha);
633 /* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
634 table is stop */
635 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_RESET);
636
637 /* wait until Inbound DoorBell Clear Register toggled */
638 max_wait_count = 1 * 1000 * 1000;/* 1 sec */
639 do {
640 udelay(1);
641 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
642 value &= SPC_MSGU_CFG_TABLE_RESET;
643 } while ((value != 0) && (--max_wait_count));
644
645 if (!max_wait_count) {
646 PM8001_FAIL_DBG(pm8001_ha,
647 pm8001_printk("TIMEOUT:IBDB value/=0x%x\n", value));
648 return -1;
649 }
650
651 /* check the MPI-State for termination in progress */
652 /* wait until Inbound DoorBell Clear Register toggled */
653 max_wait_count = 1 * 1000 * 1000; /* 1 sec */
654 do {
655 udelay(1);
656 gst_len_mpistate =
657 pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
658 GST_GSTLEN_MPIS_OFFSET);
659 if (GST_MPI_STATE_UNINIT ==
660 (gst_len_mpistate & GST_MPI_STATE_MASK))
661 break;
662 } while (--max_wait_count);
663 if (!max_wait_count) {
664 PM8001_FAIL_DBG(pm8001_ha,
665 pm8001_printk(" TIME OUT MPI State = 0x%x\n",
666 gst_len_mpistate & GST_MPI_STATE_MASK));
667 return -1;
668 }
669 return 0;
670 }
671
672 /**
673 * soft_reset_ready_check - Function to check FW is ready for soft reset.
674 * @pm8001_ha: our hba card information
675 */
676 static u32 soft_reset_ready_check(struct pm8001_hba_info *pm8001_ha)
677 {
678 u32 regVal, regVal1, regVal2;
679 if (mpi_uninit_check(pm8001_ha) != 0) {
680 PM8001_FAIL_DBG(pm8001_ha,
681 pm8001_printk("MPI state is not ready\n"));
682 return -1;
683 }
684 /* read the scratch pad 2 register bit 2 */
685 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
686 & SCRATCH_PAD2_FWRDY_RST;
687 if (regVal == SCRATCH_PAD2_FWRDY_RST) {
688 PM8001_INIT_DBG(pm8001_ha,
689 pm8001_printk("Firmware is ready for reset .\n"));
690 } else {
691 /* Trigger NMI twice via RB6 */
692 if (-1 == bar4_shift(pm8001_ha, RB6_ACCESS_REG)) {
693 PM8001_FAIL_DBG(pm8001_ha,
694 pm8001_printk("Shift Bar4 to 0x%x failed\n",
695 RB6_ACCESS_REG));
696 return -1;
697 }
698 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET,
699 RB6_MAGIC_NUMBER_RST);
700 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, RB6_MAGIC_NUMBER_RST);
701 /* wait for 100 ms */
702 mdelay(100);
703 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) &
704 SCRATCH_PAD2_FWRDY_RST;
705 if (regVal != SCRATCH_PAD2_FWRDY_RST) {
706 regVal1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
707 regVal2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
708 PM8001_FAIL_DBG(pm8001_ha,
709 pm8001_printk("TIMEOUT:MSGU_SCRATCH_PAD1"
710 "=0x%x, MSGU_SCRATCH_PAD2=0x%x\n",
711 regVal1, regVal2));
712 PM8001_FAIL_DBG(pm8001_ha,
713 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
714 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0)));
715 PM8001_FAIL_DBG(pm8001_ha,
716 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
717 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3)));
718 return -1;
719 }
720 }
721 return 0;
722 }
723
724 /**
725 * pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all
726 * the FW register status to the originated status.
727 * @pm8001_ha: our hba card information
728 * @signature: signature in host scratch pad0 register.
729 */
730 static int
731 pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha, u32 signature)
732 {
733 u32 regVal, toggleVal;
734 u32 max_wait_count;
735 u32 regVal1, regVal2, regVal3;
736
737 /* step1: Check FW is ready for soft reset */
738 if (soft_reset_ready_check(pm8001_ha) != 0) {
739 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("FW is not ready\n"));
740 return -1;
741 }
742
743 /* step 2: clear NMI status register on AAP1 and IOP, write the same
744 value to clear */
745 /* map 0x60000 to BAR4(0x20), BAR2(win) */
746 if (-1 == bar4_shift(pm8001_ha, MBIC_AAP1_ADDR_BASE)) {
747 PM8001_FAIL_DBG(pm8001_ha,
748 pm8001_printk("Shift Bar4 to 0x%x failed\n",
749 MBIC_AAP1_ADDR_BASE));
750 return -1;
751 }
752 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP);
753 PM8001_INIT_DBG(pm8001_ha,
754 pm8001_printk("MBIC - NMI Enable VPE0 (IOP)= 0x%x\n", regVal));
755 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP, 0x0);
756 /* map 0x70000 to BAR4(0x20), BAR2(win) */
757 if (-1 == bar4_shift(pm8001_ha, MBIC_IOP_ADDR_BASE)) {
758 PM8001_FAIL_DBG(pm8001_ha,
759 pm8001_printk("Shift Bar4 to 0x%x failed\n",
760 MBIC_IOP_ADDR_BASE));
761 return -1;
762 }
763 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1);
764 PM8001_INIT_DBG(pm8001_ha,
765 pm8001_printk("MBIC - NMI Enable VPE0 (AAP1)= 0x%x\n", regVal));
766 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1, 0x0);
767
768 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE);
769 PM8001_INIT_DBG(pm8001_ha,
770 pm8001_printk("PCIE -Event Interrupt Enable = 0x%x\n", regVal));
771 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE, 0x0);
772
773 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT);
774 PM8001_INIT_DBG(pm8001_ha,
775 pm8001_printk("PCIE - Event Interrupt = 0x%x\n", regVal));
776 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT, regVal);
777
778 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE);
779 PM8001_INIT_DBG(pm8001_ha,
780 pm8001_printk("PCIE -Error Interrupt Enable = 0x%x\n", regVal));
781 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE, 0x0);
782
783 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT);
784 PM8001_INIT_DBG(pm8001_ha,
785 pm8001_printk("PCIE - Error Interrupt = 0x%x\n", regVal));
786 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT, regVal);
787
788 /* read the scratch pad 1 register bit 2 */
789 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
790 & SCRATCH_PAD1_RST;
791 toggleVal = regVal ^ SCRATCH_PAD1_RST;
792
793 /* set signature in host scratch pad0 register to tell SPC that the
794 host performs the soft reset */
795 pm8001_cw32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0, signature);
796
797 /* read required registers for confirmming */
798 /* map 0x0700000 to BAR4(0x20), BAR2(win) */
799 if (-1 == bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
800 PM8001_FAIL_DBG(pm8001_ha,
801 pm8001_printk("Shift Bar4 to 0x%x failed\n",
802 GSM_ADDR_BASE));
803 return -1;
804 }
805 PM8001_INIT_DBG(pm8001_ha,
806 pm8001_printk("GSM 0x0(0x00007b88)-GSM Configuration and"
807 " Reset = 0x%x\n",
808 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
809
810 /* step 3: host read GSM Configuration and Reset register */
811 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
812 /* Put those bits to low */
813 /* GSM XCBI offset = 0x70 0000
814 0x00 Bit 13 COM_SLV_SW_RSTB 1
815 0x00 Bit 12 QSSP_SW_RSTB 1
816 0x00 Bit 11 RAAE_SW_RSTB 1
817 0x00 Bit 9 RB_1_SW_RSTB 1
818 0x00 Bit 8 SM_SW_RSTB 1
819 */
820 regVal &= ~(0x00003b00);
821 /* host write GSM Configuration and Reset register */
822 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
823 PM8001_INIT_DBG(pm8001_ha,
824 pm8001_printk("GSM 0x0 (0x00007b88 ==> 0x00004088) - GSM "
825 "Configuration and Reset is set to = 0x%x\n",
826 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
827
828 /* step 4: */
829 /* disable GSM - Read Address Parity Check */
830 regVal1 = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
831 PM8001_INIT_DBG(pm8001_ha,
832 pm8001_printk("GSM 0x700038 - Read Address Parity Check "
833 "Enable = 0x%x\n", regVal1));
834 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, 0x0);
835 PM8001_INIT_DBG(pm8001_ha,
836 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable"
837 "is set to = 0x%x\n",
838 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)));
839
840 /* disable GSM - Write Address Parity Check */
841 regVal2 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
842 PM8001_INIT_DBG(pm8001_ha,
843 pm8001_printk("GSM 0x700040 - Write Address Parity Check"
844 " Enable = 0x%x\n", regVal2));
845 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, 0x0);
846 PM8001_INIT_DBG(pm8001_ha,
847 pm8001_printk("GSM 0x700040 - Write Address Parity Check "
848 "Enable is set to = 0x%x\n",
849 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)));
850
851 /* disable GSM - Write Data Parity Check */
852 regVal3 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
853 PM8001_INIT_DBG(pm8001_ha,
854 pm8001_printk("GSM 0x300048 - Write Data Parity Check"
855 " Enable = 0x%x\n", regVal3));
856 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, 0x0);
857 PM8001_INIT_DBG(pm8001_ha,
858 pm8001_printk("GSM 0x300048 - Write Data Parity Check Enable"
859 "is set to = 0x%x\n",
860 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)));
861
862 /* step 5: delay 10 usec */
863 udelay(10);
864 /* step 5-b: set GPIO-0 output control to tristate anyway */
865 if (-1 == bar4_shift(pm8001_ha, GPIO_ADDR_BASE)) {
866 PM8001_INIT_DBG(pm8001_ha,
867 pm8001_printk("Shift Bar4 to 0x%x failed\n",
868 GPIO_ADDR_BASE));
869 return -1;
870 }
871 regVal = pm8001_cr32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET);
872 PM8001_INIT_DBG(pm8001_ha,
873 pm8001_printk("GPIO Output Control Register:"
874 " = 0x%x\n", regVal));
875 /* set GPIO-0 output control to tri-state */
876 regVal &= 0xFFFFFFFC;
877 pm8001_cw32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET, regVal);
878
879 /* Step 6: Reset the IOP and AAP1 */
880 /* map 0x00000 to BAR4(0x20), BAR2(win) */
881 if (-1 == bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
882 PM8001_FAIL_DBG(pm8001_ha,
883 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
884 SPC_TOP_LEVEL_ADDR_BASE));
885 return -1;
886 }
887 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
888 PM8001_INIT_DBG(pm8001_ha,
889 pm8001_printk("Top Register before resetting IOP/AAP1"
890 ":= 0x%x\n", regVal));
891 regVal &= ~(SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
892 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
893
894 /* step 7: Reset the BDMA/OSSP */
895 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
896 PM8001_INIT_DBG(pm8001_ha,
897 pm8001_printk("Top Register before resetting BDMA/OSSP"
898 ": = 0x%x\n", regVal));
899 regVal &= ~(SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
900 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
901
902 /* step 8: delay 10 usec */
903 udelay(10);
904
905 /* step 9: bring the BDMA and OSSP out of reset */
906 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
907 PM8001_INIT_DBG(pm8001_ha,
908 pm8001_printk("Top Register before bringing up BDMA/OSSP"
909 ":= 0x%x\n", regVal));
910 regVal |= (SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
911 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
912
913 /* step 10: delay 10 usec */
914 udelay(10);
915
916 /* step 11: reads and sets the GSM Configuration and Reset Register */
917 /* map 0x0700000 to BAR4(0x20), BAR2(win) */
918 if (-1 == bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
919 PM8001_FAIL_DBG(pm8001_ha,
920 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
921 GSM_ADDR_BASE));
922 return -1;
923 }
924 PM8001_INIT_DBG(pm8001_ha,
925 pm8001_printk("GSM 0x0 (0x00007b88)-GSM Configuration and "
926 "Reset = 0x%x\n", pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
927 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
928 /* Put those bits to high */
929 /* GSM XCBI offset = 0x70 0000
930 0x00 Bit 13 COM_SLV_SW_RSTB 1
931 0x00 Bit 12 QSSP_SW_RSTB 1
932 0x00 Bit 11 RAAE_SW_RSTB 1
933 0x00 Bit 9 RB_1_SW_RSTB 1
934 0x00 Bit 8 SM_SW_RSTB 1
935 */
936 regVal |= (GSM_CONFIG_RESET_VALUE);
937 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
938 PM8001_INIT_DBG(pm8001_ha,
939 pm8001_printk("GSM (0x00004088 ==> 0x00007b88) - GSM"
940 " Configuration and Reset is set to = 0x%x\n",
941 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
942
943 /* step 12: Restore GSM - Read Address Parity Check */
944 regVal = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
945 /* just for debugging */
946 PM8001_INIT_DBG(pm8001_ha,
947 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable"
948 " = 0x%x\n", regVal));
949 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, regVal1);
950 PM8001_INIT_DBG(pm8001_ha,
951 pm8001_printk("GSM 0x700038 - Read Address Parity"
952 " Check Enable is set to = 0x%x\n",
953 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)));
954 /* Restore GSM - Write Address Parity Check */
955 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
956 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, regVal2);
957 PM8001_INIT_DBG(pm8001_ha,
958 pm8001_printk("GSM 0x700040 - Write Address Parity Check"
959 " Enable is set to = 0x%x\n",
960 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)));
961 /* Restore GSM - Write Data Parity Check */
962 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
963 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, regVal3);
964 PM8001_INIT_DBG(pm8001_ha,
965 pm8001_printk("GSM 0x700048 - Write Data Parity Check Enable"
966 "is set to = 0x%x\n",
967 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)));
968
969 /* step 13: bring the IOP and AAP1 out of reset */
970 /* map 0x00000 to BAR4(0x20), BAR2(win) */
971 if (-1 == bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
972 PM8001_FAIL_DBG(pm8001_ha,
973 pm8001_printk("Shift Bar4 to 0x%x failed\n",
974 SPC_TOP_LEVEL_ADDR_BASE));
975 return -1;
976 }
977 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
978 regVal |= (SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
979 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
980
981 /* step 14: delay 10 usec - Normal Mode */
982 udelay(10);
983 /* check Soft Reset Normal mode or Soft Reset HDA mode */
984 if (signature == SPC_SOFT_RESET_SIGNATURE) {
985 /* step 15 (Normal Mode): wait until scratch pad1 register
986 bit 2 toggled */
987 max_wait_count = 2 * 1000 * 1000;/* 2 sec */
988 do {
989 udelay(1);
990 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
991 SCRATCH_PAD1_RST;
992 } while ((regVal != toggleVal) && (--max_wait_count));
993
994 if (!max_wait_count) {
995 regVal = pm8001_cr32(pm8001_ha, 0,
996 MSGU_SCRATCH_PAD_1);
997 PM8001_FAIL_DBG(pm8001_ha,
998 pm8001_printk("TIMEOUT : ToggleVal 0x%x,"
999 "MSGU_SCRATCH_PAD1 = 0x%x\n",
1000 toggleVal, regVal));
1001 PM8001_FAIL_DBG(pm8001_ha,
1002 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
1003 pm8001_cr32(pm8001_ha, 0,
1004 MSGU_SCRATCH_PAD_0)));
1005 PM8001_FAIL_DBG(pm8001_ha,
1006 pm8001_printk("SCRATCH_PAD2 value = 0x%x\n",
1007 pm8001_cr32(pm8001_ha, 0,
1008 MSGU_SCRATCH_PAD_2)));
1009 PM8001_FAIL_DBG(pm8001_ha,
1010 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
1011 pm8001_cr32(pm8001_ha, 0,
1012 MSGU_SCRATCH_PAD_3)));
1013 return -1;
1014 }
1015
1016 /* step 16 (Normal) - Clear ODMR and ODCR */
1017 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
1018 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
1019
1020 /* step 17 (Normal Mode): wait for the FW and IOP to get
1021 ready - 1 sec timeout */
1022 /* Wait for the SPC Configuration Table to be ready */
1023 if (check_fw_ready(pm8001_ha) == -1) {
1024 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1025 /* return error if MPI Configuration Table not ready */
1026 PM8001_INIT_DBG(pm8001_ha,
1027 pm8001_printk("FW not ready SCRATCH_PAD1"
1028 " = 0x%x\n", regVal));
1029 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
1030 /* return error if MPI Configuration Table not ready */
1031 PM8001_INIT_DBG(pm8001_ha,
1032 pm8001_printk("FW not ready SCRATCH_PAD2"
1033 " = 0x%x\n", regVal));
1034 PM8001_INIT_DBG(pm8001_ha,
1035 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
1036 pm8001_cr32(pm8001_ha, 0,
1037 MSGU_SCRATCH_PAD_0)));
1038 PM8001_INIT_DBG(pm8001_ha,
1039 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
1040 pm8001_cr32(pm8001_ha, 0,
1041 MSGU_SCRATCH_PAD_3)));
1042 return -1;
1043 }
1044 }
1045
1046 PM8001_INIT_DBG(pm8001_ha,
1047 pm8001_printk("SPC soft reset Complete\n"));
1048 return 0;
1049 }
1050
1051 static void pm8001_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
1052 {
1053 u32 i;
1054 u32 regVal;
1055 PM8001_INIT_DBG(pm8001_ha,
1056 pm8001_printk("chip reset start\n"));
1057
1058 /* do SPC chip reset. */
1059 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
1060 regVal &= ~(SPC_REG_RESET_DEVICE);
1061 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
1062
1063 /* delay 10 usec */
1064 udelay(10);
1065
1066 /* bring chip reset out of reset */
1067 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
1068 regVal |= SPC_REG_RESET_DEVICE;
1069 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
1070
1071 /* delay 10 usec */
1072 udelay(10);
1073
1074 /* wait for 20 msec until the firmware gets reloaded */
1075 i = 20;
1076 do {
1077 mdelay(1);
1078 } while ((--i) != 0);
1079
1080 PM8001_INIT_DBG(pm8001_ha,
1081 pm8001_printk("chip reset finished\n"));
1082 }
1083
1084 /**
1085 * pm8001_chip_iounmap - which maped when initialized.
1086 * @pm8001_ha: our hba card information
1087 */
1088 static void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha)
1089 {
1090 s8 bar, logical = 0;
1091 for (bar = 0; bar < 6; bar++) {
1092 /*
1093 ** logical BARs for SPC:
1094 ** bar 0 and 1 - logical BAR0
1095 ** bar 2 and 3 - logical BAR1
1096 ** bar4 - logical BAR2
1097 ** bar5 - logical BAR3
1098 ** Skip the appropriate assignments:
1099 */
1100 if ((bar == 1) || (bar == 3))
1101 continue;
1102 if (pm8001_ha->io_mem[logical].memvirtaddr) {
1103 iounmap(pm8001_ha->io_mem[logical].memvirtaddr);
1104 logical++;
1105 }
1106 }
1107 }
1108
1109 /**
1110 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1111 * @pm8001_ha: our hba card information
1112 */
1113 static void
1114 pm8001_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
1115 {
1116 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
1117 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
1118 }
1119
1120 /**
1121 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
1122 * @pm8001_ha: our hba card information
1123 */
1124 static void
1125 pm8001_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
1126 {
1127 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_MASK_ALL);
1128 }
1129
1130 /**
1131 * pm8001_chip_msix_interrupt_enable - enable PM8001 chip interrupt
1132 * @pm8001_ha: our hba card information
1133 */
1134 static void
1135 pm8001_chip_msix_interrupt_enable(struct pm8001_hba_info *pm8001_ha,
1136 u32 int_vec_idx)
1137 {
1138 u32 msi_index;
1139 u32 value;
1140 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
1141 msi_index += MSIX_TABLE_BASE;
1142 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_ENABLE);
1143 value = (1 << int_vec_idx);
1144 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, value);
1145
1146 }
1147
1148 /**
1149 * pm8001_chip_msix_interrupt_disable - disable PM8001 chip interrupt
1150 * @pm8001_ha: our hba card information
1151 */
1152 static void
1153 pm8001_chip_msix_interrupt_disable(struct pm8001_hba_info *pm8001_ha,
1154 u32 int_vec_idx)
1155 {
1156 u32 msi_index;
1157 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
1158 msi_index += MSIX_TABLE_BASE;
1159 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_DISABLE);
1160
1161 }
1162 /**
1163 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1164 * @pm8001_ha: our hba card information
1165 */
1166 static void
1167 pm8001_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
1168 {
1169 #ifdef PM8001_USE_MSIX
1170 pm8001_chip_msix_interrupt_enable(pm8001_ha, 0);
1171 return;
1172 #endif
1173 pm8001_chip_intx_interrupt_enable(pm8001_ha);
1174
1175 }
1176
1177 /**
1178 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
1179 * @pm8001_ha: our hba card information
1180 */
1181 static void
1182 pm8001_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
1183 {
1184 #ifdef PM8001_USE_MSIX
1185 pm8001_chip_msix_interrupt_disable(pm8001_ha, 0);
1186 return;
1187 #endif
1188 pm8001_chip_intx_interrupt_disable(pm8001_ha);
1189
1190 }
1191
1192 /**
1193 * mpi_msg_free_get- get the free message buffer for transfer inbound queue.
1194 * @circularQ: the inbound queue we want to transfer to HBA.
1195 * @messageSize: the message size of this transfer, normally it is 64 bytes
1196 * @messagePtr: the pointer to message.
1197 */
1198 static int mpi_msg_free_get(struct inbound_queue_table *circularQ,
1199 u16 messageSize, void **messagePtr)
1200 {
1201 u32 offset, consumer_index;
1202 struct mpi_msg_hdr *msgHeader;
1203 u8 bcCount = 1; /* only support single buffer */
1204
1205 /* Checks is the requested message size can be allocated in this queue*/
1206 if (messageSize > 64) {
1207 *messagePtr = NULL;
1208 return -1;
1209 }
1210
1211 /* Stores the new consumer index */
1212 consumer_index = pm8001_read_32(circularQ->ci_virt);
1213 circularQ->consumer_index = cpu_to_le32(consumer_index);
1214 if (((circularQ->producer_idx + bcCount) % 256) ==
1215 circularQ->consumer_index) {
1216 *messagePtr = NULL;
1217 return -1;
1218 }
1219 /* get memory IOMB buffer address */
1220 offset = circularQ->producer_idx * 64;
1221 /* increment to next bcCount element */
1222 circularQ->producer_idx = (circularQ->producer_idx + bcCount) % 256;
1223 /* Adds that distance to the base of the region virtual address plus
1224 the message header size*/
1225 msgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + offset);
1226 *messagePtr = ((void *)msgHeader) + sizeof(struct mpi_msg_hdr);
1227 return 0;
1228 }
1229
1230 /**
1231 * mpi_build_cmd- build the message queue for transfer, update the PI to FW
1232 * to tell the fw to get this message from IOMB.
1233 * @pm8001_ha: our hba card information
1234 * @circularQ: the inbound queue we want to transfer to HBA.
1235 * @opCode: the operation code represents commands which LLDD and fw recognized.
1236 * @payload: the command payload of each operation command.
1237 */
1238 static int mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
1239 struct inbound_queue_table *circularQ,
1240 u32 opCode, void *payload)
1241 {
1242 u32 Header = 0, hpriority = 0, bc = 1, category = 0x02;
1243 u32 responseQueue = 0;
1244 void *pMessage;
1245
1246 if (mpi_msg_free_get(circularQ, 64, &pMessage) < 0) {
1247 PM8001_IO_DBG(pm8001_ha,
1248 pm8001_printk("No free mpi buffer \n"));
1249 return -1;
1250 }
1251 BUG_ON(!payload);
1252 /*Copy to the payload*/
1253 memcpy(pMessage, payload, (64 - sizeof(struct mpi_msg_hdr)));
1254
1255 /*Build the header*/
1256 Header = ((1 << 31) | (hpriority << 30) | ((bc & 0x1f) << 24)
1257 | ((responseQueue & 0x3F) << 16)
1258 | ((category & 0xF) << 12) | (opCode & 0xFFF));
1259
1260 pm8001_write_32((pMessage - 4), 0, cpu_to_le32(Header));
1261 /*Update the PI to the firmware*/
1262 pm8001_cw32(pm8001_ha, circularQ->pi_pci_bar,
1263 circularQ->pi_offset, circularQ->producer_idx);
1264 PM8001_IO_DBG(pm8001_ha,
1265 pm8001_printk("after PI= %d CI= %d \n", circularQ->producer_idx,
1266 circularQ->consumer_index));
1267 return 0;
1268 }
1269
1270 static u32 mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg,
1271 struct outbound_queue_table *circularQ, u8 bc)
1272 {
1273 u32 producer_index;
1274 struct mpi_msg_hdr *msgHeader;
1275 struct mpi_msg_hdr *pOutBoundMsgHeader;
1276
1277 msgHeader = (struct mpi_msg_hdr *)(pMsg - sizeof(struct mpi_msg_hdr));
1278 pOutBoundMsgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt +
1279 circularQ->consumer_idx * 64);
1280 if (pOutBoundMsgHeader != msgHeader) {
1281 PM8001_FAIL_DBG(pm8001_ha,
1282 pm8001_printk("consumer_idx = %d msgHeader = %p\n",
1283 circularQ->consumer_idx, msgHeader));
1284
1285 /* Update the producer index from SPC */
1286 producer_index = pm8001_read_32(circularQ->pi_virt);
1287 circularQ->producer_index = cpu_to_le32(producer_index);
1288 PM8001_FAIL_DBG(pm8001_ha,
1289 pm8001_printk("consumer_idx = %d producer_index = %d"
1290 "msgHeader = %p\n", circularQ->consumer_idx,
1291 circularQ->producer_index, msgHeader));
1292 return 0;
1293 }
1294 /* free the circular queue buffer elements associated with the message*/
1295 circularQ->consumer_idx = (circularQ->consumer_idx + bc) % 256;
1296 /* update the CI of outbound queue */
1297 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, circularQ->ci_offset,
1298 circularQ->consumer_idx);
1299 /* Update the producer index from SPC*/
1300 producer_index = pm8001_read_32(circularQ->pi_virt);
1301 circularQ->producer_index = cpu_to_le32(producer_index);
1302 PM8001_IO_DBG(pm8001_ha,
1303 pm8001_printk(" CI=%d PI=%d\n", circularQ->consumer_idx,
1304 circularQ->producer_index));
1305 return 0;
1306 }
1307
1308 /**
1309 * mpi_msg_consume- get the MPI message from outbound queue message table.
1310 * @pm8001_ha: our hba card information
1311 * @circularQ: the outbound queue table.
1312 * @messagePtr1: the message contents of this outbound message.
1313 * @pBC: the message size.
1314 */
1315 static u32 mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
1316 struct outbound_queue_table *circularQ,
1317 void **messagePtr1, u8 *pBC)
1318 {
1319 struct mpi_msg_hdr *msgHeader;
1320 __le32 msgHeader_tmp;
1321 u32 header_tmp;
1322 do {
1323 /* If there are not-yet-delivered messages ... */
1324 if (circularQ->producer_index != circularQ->consumer_idx) {
1325 /*Get the pointer to the circular queue buffer element*/
1326 msgHeader = (struct mpi_msg_hdr *)
1327 (circularQ->base_virt +
1328 circularQ->consumer_idx * 64);
1329 /* read header */
1330 header_tmp = pm8001_read_32(msgHeader);
1331 msgHeader_tmp = cpu_to_le32(header_tmp);
1332 if (0 != (msgHeader_tmp & 0x80000000)) {
1333 if (OPC_OUB_SKIP_ENTRY !=
1334 (msgHeader_tmp & 0xfff)) {
1335 *messagePtr1 =
1336 ((u8 *)msgHeader) +
1337 sizeof(struct mpi_msg_hdr);
1338 *pBC = (u8)((msgHeader_tmp >> 24) &
1339 0x1f);
1340 PM8001_IO_DBG(pm8001_ha,
1341 pm8001_printk(": CI=%d PI=%d "
1342 "msgHeader=%x\n",
1343 circularQ->consumer_idx,
1344 circularQ->producer_index,
1345 msgHeader_tmp));
1346 return MPI_IO_STATUS_SUCCESS;
1347 } else {
1348 circularQ->consumer_idx =
1349 (circularQ->consumer_idx +
1350 ((msgHeader_tmp >> 24) & 0x1f))
1351 % 256;
1352 msgHeader_tmp = 0;
1353 pm8001_write_32(msgHeader, 0, 0);
1354 /* update the CI of outbound queue */
1355 pm8001_cw32(pm8001_ha,
1356 circularQ->ci_pci_bar,
1357 circularQ->ci_offset,
1358 circularQ->consumer_idx);
1359 }
1360 } else {
1361 circularQ->consumer_idx =
1362 (circularQ->consumer_idx +
1363 ((msgHeader_tmp >> 24) & 0x1f)) % 256;
1364 msgHeader_tmp = 0;
1365 pm8001_write_32(msgHeader, 0, 0);
1366 /* update the CI of outbound queue */
1367 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar,
1368 circularQ->ci_offset,
1369 circularQ->consumer_idx);
1370 return MPI_IO_STATUS_FAIL;
1371 }
1372 } else {
1373 u32 producer_index;
1374 void *pi_virt = circularQ->pi_virt;
1375 /* Update the producer index from SPC */
1376 producer_index = pm8001_read_32(pi_virt);
1377 circularQ->producer_index = cpu_to_le32(producer_index);
1378 }
1379 } while (circularQ->producer_index != circularQ->consumer_idx);
1380 /* while we don't have any more not-yet-delivered message */
1381 /* report empty */
1382 return MPI_IO_STATUS_BUSY;
1383 }
1384
1385 static void pm8001_work_fn(struct work_struct *work)
1386 {
1387 struct pm8001_work *pw = container_of(work, struct pm8001_work, work);
1388 struct pm8001_device *pm8001_dev;
1389 struct domain_device *dev;
1390
1391 switch (pw->handler) {
1392 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1393 pm8001_dev = pw->data;
1394 dev = pm8001_dev->sas_device;
1395 pm8001_I_T_nexus_reset(dev);
1396 break;
1397 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
1398 pm8001_dev = pw->data;
1399 dev = pm8001_dev->sas_device;
1400 pm8001_I_T_nexus_reset(dev);
1401 break;
1402 case IO_DS_IN_ERROR:
1403 pm8001_dev = pw->data;
1404 dev = pm8001_dev->sas_device;
1405 pm8001_I_T_nexus_reset(dev);
1406 break;
1407 case IO_DS_NON_OPERATIONAL:
1408 pm8001_dev = pw->data;
1409 dev = pm8001_dev->sas_device;
1410 pm8001_I_T_nexus_reset(dev);
1411 break;
1412 }
1413 kfree(pw);
1414 }
1415
1416 static int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha, void *data,
1417 int handler)
1418 {
1419 struct pm8001_work *pw;
1420 int ret = 0;
1421
1422 pw = kmalloc(sizeof(struct pm8001_work), GFP_ATOMIC);
1423 if (pw) {
1424 pw->pm8001_ha = pm8001_ha;
1425 pw->data = data;
1426 pw->handler = handler;
1427 INIT_WORK(&pw->work, pm8001_work_fn);
1428 queue_work(pm8001_wq, &pw->work);
1429 } else
1430 ret = -ENOMEM;
1431
1432 return ret;
1433 }
1434
1435 /**
1436 * mpi_ssp_completion- process the event that FW response to the SSP request.
1437 * @pm8001_ha: our hba card information
1438 * @piomb: the message contents of this outbound message.
1439 *
1440 * When FW has completed a ssp request for example a IO request, after it has
1441 * filled the SG data with the data, it will trigger this event represent
1442 * that he has finished the job,please check the coresponding buffer.
1443 * So we will tell the caller who maybe waiting the result to tell upper layer
1444 * that the task has been finished.
1445 */
1446 static void
1447 mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb)
1448 {
1449 struct sas_task *t;
1450 struct pm8001_ccb_info *ccb;
1451 unsigned long flags;
1452 u32 status;
1453 u32 param;
1454 u32 tag;
1455 struct ssp_completion_resp *psspPayload;
1456 struct task_status_struct *ts;
1457 struct ssp_response_iu *iu;
1458 struct pm8001_device *pm8001_dev;
1459 psspPayload = (struct ssp_completion_resp *)(piomb + 4);
1460 status = le32_to_cpu(psspPayload->status);
1461 tag = le32_to_cpu(psspPayload->tag);
1462 ccb = &pm8001_ha->ccb_info[tag];
1463 pm8001_dev = ccb->device;
1464 param = le32_to_cpu(psspPayload->param);
1465
1466 t = ccb->task;
1467
1468 if (status && status != IO_UNDERFLOW)
1469 PM8001_FAIL_DBG(pm8001_ha,
1470 pm8001_printk("sas IO status 0x%x\n", status));
1471 if (unlikely(!t || !t->lldd_task || !t->dev))
1472 return;
1473 ts = &t->task_status;
1474 switch (status) {
1475 case IO_SUCCESS:
1476 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS"
1477 ",param = %d \n", param));
1478 if (param == 0) {
1479 ts->resp = SAS_TASK_COMPLETE;
1480 ts->stat = SAM_STAT_GOOD;
1481 } else {
1482 ts->resp = SAS_TASK_COMPLETE;
1483 ts->stat = SAS_PROTO_RESPONSE;
1484 ts->residual = param;
1485 iu = &psspPayload->ssp_resp_iu;
1486 sas_ssp_task_response(pm8001_ha->dev, t, iu);
1487 }
1488 if (pm8001_dev)
1489 pm8001_dev->running_req--;
1490 break;
1491 case IO_ABORTED:
1492 PM8001_IO_DBG(pm8001_ha,
1493 pm8001_printk("IO_ABORTED IOMB Tag \n"));
1494 ts->resp = SAS_TASK_COMPLETE;
1495 ts->stat = SAS_ABORTED_TASK;
1496 break;
1497 case IO_UNDERFLOW:
1498 /* SSP Completion with error */
1499 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW"
1500 ",param = %d \n", param));
1501 ts->resp = SAS_TASK_COMPLETE;
1502 ts->stat = SAS_DATA_UNDERRUN;
1503 ts->residual = param;
1504 if (pm8001_dev)
1505 pm8001_dev->running_req--;
1506 break;
1507 case IO_NO_DEVICE:
1508 PM8001_IO_DBG(pm8001_ha,
1509 pm8001_printk("IO_NO_DEVICE\n"));
1510 ts->resp = SAS_TASK_UNDELIVERED;
1511 ts->stat = SAS_PHY_DOWN;
1512 break;
1513 case IO_XFER_ERROR_BREAK:
1514 PM8001_IO_DBG(pm8001_ha,
1515 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1516 ts->resp = SAS_TASK_COMPLETE;
1517 ts->stat = SAS_OPEN_REJECT;
1518 break;
1519 case IO_XFER_ERROR_PHY_NOT_READY:
1520 PM8001_IO_DBG(pm8001_ha,
1521 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
1522 ts->resp = SAS_TASK_COMPLETE;
1523 ts->stat = SAS_OPEN_REJECT;
1524 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1525 break;
1526 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1527 PM8001_IO_DBG(pm8001_ha,
1528 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
1529 ts->resp = SAS_TASK_COMPLETE;
1530 ts->stat = SAS_OPEN_REJECT;
1531 ts->open_rej_reason = SAS_OREJ_EPROTO;
1532 break;
1533 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1534 PM8001_IO_DBG(pm8001_ha,
1535 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
1536 ts->resp = SAS_TASK_COMPLETE;
1537 ts->stat = SAS_OPEN_REJECT;
1538 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1539 break;
1540 case IO_OPEN_CNX_ERROR_BREAK:
1541 PM8001_IO_DBG(pm8001_ha,
1542 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
1543 ts->resp = SAS_TASK_COMPLETE;
1544 ts->stat = SAS_OPEN_REJECT;
1545 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1546 break;
1547 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1548 PM8001_IO_DBG(pm8001_ha,
1549 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
1550 ts->resp = SAS_TASK_COMPLETE;
1551 ts->stat = SAS_OPEN_REJECT;
1552 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1553 if (!t->uldd_task)
1554 pm8001_handle_event(pm8001_ha,
1555 pm8001_dev,
1556 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
1557 break;
1558 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
1559 PM8001_IO_DBG(pm8001_ha,
1560 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
1561 ts->resp = SAS_TASK_COMPLETE;
1562 ts->stat = SAS_OPEN_REJECT;
1563 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
1564 break;
1565 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
1566 PM8001_IO_DBG(pm8001_ha,
1567 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
1568 "NOT_SUPPORTED\n"));
1569 ts->resp = SAS_TASK_COMPLETE;
1570 ts->stat = SAS_OPEN_REJECT;
1571 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
1572 break;
1573 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
1574 PM8001_IO_DBG(pm8001_ha,
1575 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
1576 ts->resp = SAS_TASK_UNDELIVERED;
1577 ts->stat = SAS_OPEN_REJECT;
1578 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
1579 break;
1580 case IO_XFER_ERROR_NAK_RECEIVED:
1581 PM8001_IO_DBG(pm8001_ha,
1582 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
1583 ts->resp = SAS_TASK_COMPLETE;
1584 ts->stat = SAS_OPEN_REJECT;
1585 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1586 break;
1587 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
1588 PM8001_IO_DBG(pm8001_ha,
1589 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
1590 ts->resp = SAS_TASK_COMPLETE;
1591 ts->stat = SAS_NAK_R_ERR;
1592 break;
1593 case IO_XFER_ERROR_DMA:
1594 PM8001_IO_DBG(pm8001_ha,
1595 pm8001_printk("IO_XFER_ERROR_DMA\n"));
1596 ts->resp = SAS_TASK_COMPLETE;
1597 ts->stat = SAS_OPEN_REJECT;
1598 break;
1599 case IO_XFER_OPEN_RETRY_TIMEOUT:
1600 PM8001_IO_DBG(pm8001_ha,
1601 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
1602 ts->resp = SAS_TASK_COMPLETE;
1603 ts->stat = SAS_OPEN_REJECT;
1604 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1605 break;
1606 case IO_XFER_ERROR_OFFSET_MISMATCH:
1607 PM8001_IO_DBG(pm8001_ha,
1608 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
1609 ts->resp = SAS_TASK_COMPLETE;
1610 ts->stat = SAS_OPEN_REJECT;
1611 break;
1612 case IO_PORT_IN_RESET:
1613 PM8001_IO_DBG(pm8001_ha,
1614 pm8001_printk("IO_PORT_IN_RESET\n"));
1615 ts->resp = SAS_TASK_COMPLETE;
1616 ts->stat = SAS_OPEN_REJECT;
1617 break;
1618 case IO_DS_NON_OPERATIONAL:
1619 PM8001_IO_DBG(pm8001_ha,
1620 pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
1621 ts->resp = SAS_TASK_COMPLETE;
1622 ts->stat = SAS_OPEN_REJECT;
1623 if (!t->uldd_task)
1624 pm8001_handle_event(pm8001_ha,
1625 pm8001_dev,
1626 IO_DS_NON_OPERATIONAL);
1627 break;
1628 case IO_DS_IN_RECOVERY:
1629 PM8001_IO_DBG(pm8001_ha,
1630 pm8001_printk("IO_DS_IN_RECOVERY\n"));
1631 ts->resp = SAS_TASK_COMPLETE;
1632 ts->stat = SAS_OPEN_REJECT;
1633 break;
1634 case IO_TM_TAG_NOT_FOUND:
1635 PM8001_IO_DBG(pm8001_ha,
1636 pm8001_printk("IO_TM_TAG_NOT_FOUND\n"));
1637 ts->resp = SAS_TASK_COMPLETE;
1638 ts->stat = SAS_OPEN_REJECT;
1639 break;
1640 case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
1641 PM8001_IO_DBG(pm8001_ha,
1642 pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n"));
1643 ts->resp = SAS_TASK_COMPLETE;
1644 ts->stat = SAS_OPEN_REJECT;
1645 break;
1646 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
1647 PM8001_IO_DBG(pm8001_ha,
1648 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
1649 ts->resp = SAS_TASK_COMPLETE;
1650 ts->stat = SAS_OPEN_REJECT;
1651 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1652 default:
1653 PM8001_IO_DBG(pm8001_ha,
1654 pm8001_printk("Unknown status 0x%x\n", status));
1655 /* not allowed case. Therefore, return failed status */
1656 ts->resp = SAS_TASK_COMPLETE;
1657 ts->stat = SAS_OPEN_REJECT;
1658 break;
1659 }
1660 PM8001_IO_DBG(pm8001_ha,
1661 pm8001_printk("scsi_status = %x \n ",
1662 psspPayload->ssp_resp_iu.status));
1663 spin_lock_irqsave(&t->task_state_lock, flags);
1664 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
1665 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
1666 t->task_state_flags |= SAS_TASK_STATE_DONE;
1667 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
1668 spin_unlock_irqrestore(&t->task_state_lock, flags);
1669 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
1670 " io_status 0x%x resp 0x%x "
1671 "stat 0x%x but aborted by upper layer!\n",
1672 t, status, ts->resp, ts->stat));
1673 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1674 } else {
1675 spin_unlock_irqrestore(&t->task_state_lock, flags);
1676 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1677 mb();/* in order to force CPU ordering */
1678 t->task_done(t);
1679 }
1680 }
1681
1682 /*See the comments for mpi_ssp_completion */
1683 static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
1684 {
1685 struct sas_task *t;
1686 unsigned long flags;
1687 struct task_status_struct *ts;
1688 struct pm8001_ccb_info *ccb;
1689 struct pm8001_device *pm8001_dev;
1690 struct ssp_event_resp *psspPayload =
1691 (struct ssp_event_resp *)(piomb + 4);
1692 u32 event = le32_to_cpu(psspPayload->event);
1693 u32 tag = le32_to_cpu(psspPayload->tag);
1694 u32 port_id = le32_to_cpu(psspPayload->port_id);
1695 u32 dev_id = le32_to_cpu(psspPayload->device_id);
1696
1697 ccb = &pm8001_ha->ccb_info[tag];
1698 t = ccb->task;
1699 pm8001_dev = ccb->device;
1700 if (event)
1701 PM8001_FAIL_DBG(pm8001_ha,
1702 pm8001_printk("sas IO status 0x%x\n", event));
1703 if (unlikely(!t || !t->lldd_task || !t->dev))
1704 return;
1705 ts = &t->task_status;
1706 PM8001_IO_DBG(pm8001_ha,
1707 pm8001_printk("port_id = %x,device_id = %x\n",
1708 port_id, dev_id));
1709 switch (event) {
1710 case IO_OVERFLOW:
1711 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");)
1712 ts->resp = SAS_TASK_COMPLETE;
1713 ts->stat = SAS_DATA_OVERRUN;
1714 ts->residual = 0;
1715 if (pm8001_dev)
1716 pm8001_dev->running_req--;
1717 break;
1718 case IO_XFER_ERROR_BREAK:
1719 PM8001_IO_DBG(pm8001_ha,
1720 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1721 ts->resp = SAS_TASK_COMPLETE;
1722 ts->stat = SAS_INTERRUPTED;
1723 break;
1724 case IO_XFER_ERROR_PHY_NOT_READY:
1725 PM8001_IO_DBG(pm8001_ha,
1726 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
1727 ts->resp = SAS_TASK_COMPLETE;
1728 ts->stat = SAS_OPEN_REJECT;
1729 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1730 break;
1731 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1732 PM8001_IO_DBG(pm8001_ha,
1733 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
1734 "_SUPPORTED\n"));
1735 ts->resp = SAS_TASK_COMPLETE;
1736 ts->stat = SAS_OPEN_REJECT;
1737 ts->open_rej_reason = SAS_OREJ_EPROTO;
1738 break;
1739 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1740 PM8001_IO_DBG(pm8001_ha,
1741 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
1742 ts->resp = SAS_TASK_COMPLETE;
1743 ts->stat = SAS_OPEN_REJECT;
1744 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1745 break;
1746 case IO_OPEN_CNX_ERROR_BREAK:
1747 PM8001_IO_DBG(pm8001_ha,
1748 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
1749 ts->resp = SAS_TASK_COMPLETE;
1750 ts->stat = SAS_OPEN_REJECT;
1751 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1752 break;
1753 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1754 PM8001_IO_DBG(pm8001_ha,
1755 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
1756 ts->resp = SAS_TASK_COMPLETE;
1757 ts->stat = SAS_OPEN_REJECT;
1758 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1759 if (!t->uldd_task)
1760 pm8001_handle_event(pm8001_ha,
1761 pm8001_dev,
1762 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
1763 break;
1764 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
1765 PM8001_IO_DBG(pm8001_ha,
1766 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
1767 ts->resp = SAS_TASK_COMPLETE;
1768 ts->stat = SAS_OPEN_REJECT;
1769 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
1770 break;
1771 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
1772 PM8001_IO_DBG(pm8001_ha,
1773 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
1774 "NOT_SUPPORTED\n"));
1775 ts->resp = SAS_TASK_COMPLETE;
1776 ts->stat = SAS_OPEN_REJECT;
1777 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
1778 break;
1779 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
1780 PM8001_IO_DBG(pm8001_ha,
1781 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
1782 ts->resp = SAS_TASK_COMPLETE;
1783 ts->stat = SAS_OPEN_REJECT;
1784 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
1785 break;
1786 case IO_XFER_ERROR_NAK_RECEIVED:
1787 PM8001_IO_DBG(pm8001_ha,
1788 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
1789 ts->resp = SAS_TASK_COMPLETE;
1790 ts->stat = SAS_OPEN_REJECT;
1791 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1792 break;
1793 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
1794 PM8001_IO_DBG(pm8001_ha,
1795 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
1796 ts->resp = SAS_TASK_COMPLETE;
1797 ts->stat = SAS_NAK_R_ERR;
1798 break;
1799 case IO_XFER_OPEN_RETRY_TIMEOUT:
1800 PM8001_IO_DBG(pm8001_ha,
1801 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
1802 ts->resp = SAS_TASK_COMPLETE;
1803 ts->stat = SAS_OPEN_REJECT;
1804 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1805 break;
1806 case IO_XFER_ERROR_UNEXPECTED_PHASE:
1807 PM8001_IO_DBG(pm8001_ha,
1808 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
1809 ts->resp = SAS_TASK_COMPLETE;
1810 ts->stat = SAS_DATA_OVERRUN;
1811 break;
1812 case IO_XFER_ERROR_XFER_RDY_OVERRUN:
1813 PM8001_IO_DBG(pm8001_ha,
1814 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
1815 ts->resp = SAS_TASK_COMPLETE;
1816 ts->stat = SAS_DATA_OVERRUN;
1817 break;
1818 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
1819 PM8001_IO_DBG(pm8001_ha,
1820 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
1821 ts->resp = SAS_TASK_COMPLETE;
1822 ts->stat = SAS_DATA_OVERRUN;
1823 break;
1824 case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT:
1825 PM8001_IO_DBG(pm8001_ha,
1826 pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n"));
1827 ts->resp = SAS_TASK_COMPLETE;
1828 ts->stat = SAS_DATA_OVERRUN;
1829 break;
1830 case IO_XFER_ERROR_OFFSET_MISMATCH:
1831 PM8001_IO_DBG(pm8001_ha,
1832 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
1833 ts->resp = SAS_TASK_COMPLETE;
1834 ts->stat = SAS_DATA_OVERRUN;
1835 break;
1836 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
1837 PM8001_IO_DBG(pm8001_ha,
1838 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
1839 ts->resp = SAS_TASK_COMPLETE;
1840 ts->stat = SAS_DATA_OVERRUN;
1841 break;
1842 case IO_XFER_CMD_FRAME_ISSUED:
1843 PM8001_IO_DBG(pm8001_ha,
1844 pm8001_printk(" IO_XFER_CMD_FRAME_ISSUED\n"));
1845 return;
1846 default:
1847 PM8001_IO_DBG(pm8001_ha,
1848 pm8001_printk("Unknown status 0x%x\n", event));
1849 /* not allowed case. Therefore, return failed status */
1850 ts->resp = SAS_TASK_COMPLETE;
1851 ts->stat = SAS_DATA_OVERRUN;
1852 break;
1853 }
1854 spin_lock_irqsave(&t->task_state_lock, flags);
1855 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
1856 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
1857 t->task_state_flags |= SAS_TASK_STATE_DONE;
1858 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
1859 spin_unlock_irqrestore(&t->task_state_lock, flags);
1860 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
1861 " event 0x%x resp 0x%x "
1862 "stat 0x%x but aborted by upper layer!\n",
1863 t, event, ts->resp, ts->stat));
1864 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1865 } else {
1866 spin_unlock_irqrestore(&t->task_state_lock, flags);
1867 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1868 mb();/* in order to force CPU ordering */
1869 t->task_done(t);
1870 }
1871 }
1872
1873 /*See the comments for mpi_ssp_completion */
1874 static void
1875 mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
1876 {
1877 struct sas_task *t;
1878 struct pm8001_ccb_info *ccb;
1879 unsigned long flags = 0;
1880 u32 param;
1881 u32 status;
1882 u32 tag;
1883 struct sata_completion_resp *psataPayload;
1884 struct task_status_struct *ts;
1885 struct ata_task_resp *resp ;
1886 u32 *sata_resp;
1887 struct pm8001_device *pm8001_dev;
1888
1889 psataPayload = (struct sata_completion_resp *)(piomb + 4);
1890 status = le32_to_cpu(psataPayload->status);
1891 tag = le32_to_cpu(psataPayload->tag);
1892
1893 ccb = &pm8001_ha->ccb_info[tag];
1894 param = le32_to_cpu(psataPayload->param);
1895 t = ccb->task;
1896 ts = &t->task_status;
1897 pm8001_dev = ccb->device;
1898 if (status)
1899 PM8001_FAIL_DBG(pm8001_ha,
1900 pm8001_printk("sata IO status 0x%x\n", status));
1901 if (unlikely(!t || !t->lldd_task || !t->dev))
1902 return;
1903
1904 switch (status) {
1905 case IO_SUCCESS:
1906 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
1907 if (param == 0) {
1908 ts->resp = SAS_TASK_COMPLETE;
1909 ts->stat = SAM_STAT_GOOD;
1910 } else {
1911 u8 len;
1912 ts->resp = SAS_TASK_COMPLETE;
1913 ts->stat = SAS_PROTO_RESPONSE;
1914 ts->residual = param;
1915 PM8001_IO_DBG(pm8001_ha,
1916 pm8001_printk("SAS_PROTO_RESPONSE len = %d\n",
1917 param));
1918 sata_resp = &psataPayload->sata_resp[0];
1919 resp = (struct ata_task_resp *)ts->buf;
1920 if (t->ata_task.dma_xfer == 0 &&
1921 t->data_dir == PCI_DMA_FROMDEVICE) {
1922 len = sizeof(struct pio_setup_fis);
1923 PM8001_IO_DBG(pm8001_ha,
1924 pm8001_printk("PIO read len = %d\n", len));
1925 } else if (t->ata_task.use_ncq) {
1926 len = sizeof(struct set_dev_bits_fis);
1927 PM8001_IO_DBG(pm8001_ha,
1928 pm8001_printk("FPDMA len = %d\n", len));
1929 } else {
1930 len = sizeof(struct dev_to_host_fis);
1931 PM8001_IO_DBG(pm8001_ha,
1932 pm8001_printk("other len = %d\n", len));
1933 }
1934 if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) {
1935 resp->frame_len = len;
1936 memcpy(&resp->ending_fis[0], sata_resp, len);
1937 ts->buf_valid_size = sizeof(*resp);
1938 } else
1939 PM8001_IO_DBG(pm8001_ha,
1940 pm8001_printk("response to large \n"));
1941 }
1942 if (pm8001_dev)
1943 pm8001_dev->running_req--;
1944 break;
1945 case IO_ABORTED:
1946 PM8001_IO_DBG(pm8001_ha,
1947 pm8001_printk("IO_ABORTED IOMB Tag \n"));
1948 ts->resp = SAS_TASK_COMPLETE;
1949 ts->stat = SAS_ABORTED_TASK;
1950 if (pm8001_dev)
1951 pm8001_dev->running_req--;
1952 break;
1953 /* following cases are to do cases */
1954 case IO_UNDERFLOW:
1955 /* SATA Completion with error */
1956 PM8001_IO_DBG(pm8001_ha,
1957 pm8001_printk("IO_UNDERFLOW param = %d\n", param));
1958 ts->resp = SAS_TASK_COMPLETE;
1959 ts->stat = SAS_DATA_UNDERRUN;
1960 ts->residual = param;
1961 if (pm8001_dev)
1962 pm8001_dev->running_req--;
1963 break;
1964 case IO_NO_DEVICE:
1965 PM8001_IO_DBG(pm8001_ha,
1966 pm8001_printk("IO_NO_DEVICE\n"));
1967 ts->resp = SAS_TASK_UNDELIVERED;
1968 ts->stat = SAS_PHY_DOWN;
1969 break;
1970 case IO_XFER_ERROR_BREAK:
1971 PM8001_IO_DBG(pm8001_ha,
1972 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1973 ts->resp = SAS_TASK_COMPLETE;
1974 ts->stat = SAS_INTERRUPTED;
1975 break;
1976 case IO_XFER_ERROR_PHY_NOT_READY:
1977 PM8001_IO_DBG(pm8001_ha,
1978 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
1979 ts->resp = SAS_TASK_COMPLETE;
1980 ts->stat = SAS_OPEN_REJECT;
1981 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1982 break;
1983 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1984 PM8001_IO_DBG(pm8001_ha,
1985 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
1986 "_SUPPORTED\n"));
1987 ts->resp = SAS_TASK_COMPLETE;
1988 ts->stat = SAS_OPEN_REJECT;
1989 ts->open_rej_reason = SAS_OREJ_EPROTO;
1990 break;
1991 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1992 PM8001_IO_DBG(pm8001_ha,
1993 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
1994 ts->resp = SAS_TASK_COMPLETE;
1995 ts->stat = SAS_OPEN_REJECT;
1996 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1997 break;
1998 case IO_OPEN_CNX_ERROR_BREAK:
1999 PM8001_IO_DBG(pm8001_ha,
2000 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2001 ts->resp = SAS_TASK_COMPLETE;
2002 ts->stat = SAS_OPEN_REJECT;
2003 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2004 break;
2005 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2006 PM8001_IO_DBG(pm8001_ha,
2007 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2008 ts->resp = SAS_TASK_COMPLETE;
2009 ts->stat = SAS_DEV_NO_RESPONSE;
2010 if (!t->uldd_task) {
2011 pm8001_handle_event(pm8001_ha,
2012 pm8001_dev,
2013 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2014 ts->resp = SAS_TASK_UNDELIVERED;
2015 ts->stat = SAS_QUEUE_FULL;
2016 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2017 mb();/*in order to force CPU ordering*/
2018 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
2019 t->task_done(t);
2020 spin_lock_irqsave(&pm8001_ha->lock, flags);
2021 return;
2022 }
2023 break;
2024 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2025 PM8001_IO_DBG(pm8001_ha,
2026 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2027 ts->resp = SAS_TASK_UNDELIVERED;
2028 ts->stat = SAS_OPEN_REJECT;
2029 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2030 if (!t->uldd_task) {
2031 pm8001_handle_event(pm8001_ha,
2032 pm8001_dev,
2033 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2034 ts->resp = SAS_TASK_UNDELIVERED;
2035 ts->stat = SAS_QUEUE_FULL;
2036 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2037 mb();/*ditto*/
2038 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
2039 t->task_done(t);
2040 spin_lock_irqsave(&pm8001_ha->lock, flags);
2041 return;
2042 }
2043 break;
2044 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2045 PM8001_IO_DBG(pm8001_ha,
2046 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
2047 "NOT_SUPPORTED\n"));
2048 ts->resp = SAS_TASK_COMPLETE;
2049 ts->stat = SAS_OPEN_REJECT;
2050 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2051 break;
2052 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
2053 PM8001_IO_DBG(pm8001_ha,
2054 pm8001_printk("IO_OPEN_CNX_ERROR_STP_RESOURCES"
2055 "_BUSY\n"));
2056 ts->resp = SAS_TASK_COMPLETE;
2057 ts->stat = SAS_DEV_NO_RESPONSE;
2058 if (!t->uldd_task) {
2059 pm8001_handle_event(pm8001_ha,
2060 pm8001_dev,
2061 IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
2062 ts->resp = SAS_TASK_UNDELIVERED;
2063 ts->stat = SAS_QUEUE_FULL;
2064 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2065 mb();/* ditto*/
2066 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
2067 t->task_done(t);
2068 spin_lock_irqsave(&pm8001_ha->lock, flags);
2069 return;
2070 }
2071 break;
2072 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2073 PM8001_IO_DBG(pm8001_ha,
2074 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2075 ts->resp = SAS_TASK_COMPLETE;
2076 ts->stat = SAS_OPEN_REJECT;
2077 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2078 break;
2079 case IO_XFER_ERROR_NAK_RECEIVED:
2080 PM8001_IO_DBG(pm8001_ha,
2081 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
2082 ts->resp = SAS_TASK_COMPLETE;
2083 ts->stat = SAS_NAK_R_ERR;
2084 break;
2085 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
2086 PM8001_IO_DBG(pm8001_ha,
2087 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
2088 ts->resp = SAS_TASK_COMPLETE;
2089 ts->stat = SAS_NAK_R_ERR;
2090 break;
2091 case IO_XFER_ERROR_DMA:
2092 PM8001_IO_DBG(pm8001_ha,
2093 pm8001_printk("IO_XFER_ERROR_DMA\n"));
2094 ts->resp = SAS_TASK_COMPLETE;
2095 ts->stat = SAS_ABORTED_TASK;
2096 break;
2097 case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
2098 PM8001_IO_DBG(pm8001_ha,
2099 pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n"));
2100 ts->resp = SAS_TASK_UNDELIVERED;
2101 ts->stat = SAS_DEV_NO_RESPONSE;
2102 break;
2103 case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2104 PM8001_IO_DBG(pm8001_ha,
2105 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
2106 ts->resp = SAS_TASK_COMPLETE;
2107 ts->stat = SAS_DATA_UNDERRUN;
2108 break;
2109 case IO_XFER_OPEN_RETRY_TIMEOUT:
2110 PM8001_IO_DBG(pm8001_ha,
2111 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2112 ts->resp = SAS_TASK_COMPLETE;
2113 ts->stat = SAS_OPEN_TO;
2114 break;
2115 case IO_PORT_IN_RESET:
2116 PM8001_IO_DBG(pm8001_ha,
2117 pm8001_printk("IO_PORT_IN_RESET\n"));
2118 ts->resp = SAS_TASK_COMPLETE;
2119 ts->stat = SAS_DEV_NO_RESPONSE;
2120 break;
2121 case IO_DS_NON_OPERATIONAL:
2122 PM8001_IO_DBG(pm8001_ha,
2123 pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
2124 ts->resp = SAS_TASK_COMPLETE;
2125 ts->stat = SAS_DEV_NO_RESPONSE;
2126 if (!t->uldd_task) {
2127 pm8001_handle_event(pm8001_ha, pm8001_dev,
2128 IO_DS_NON_OPERATIONAL);
2129 ts->resp = SAS_TASK_UNDELIVERED;
2130 ts->stat = SAS_QUEUE_FULL;
2131 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2132 mb();/*ditto*/
2133 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
2134 t->task_done(t);
2135 spin_lock_irqsave(&pm8001_ha->lock, flags);
2136 return;
2137 }
2138 break;
2139 case IO_DS_IN_RECOVERY:
2140 PM8001_IO_DBG(pm8001_ha,
2141 pm8001_printk(" IO_DS_IN_RECOVERY\n"));
2142 ts->resp = SAS_TASK_COMPLETE;
2143 ts->stat = SAS_DEV_NO_RESPONSE;
2144 break;
2145 case IO_DS_IN_ERROR:
2146 PM8001_IO_DBG(pm8001_ha,
2147 pm8001_printk("IO_DS_IN_ERROR\n"));
2148 ts->resp = SAS_TASK_COMPLETE;
2149 ts->stat = SAS_DEV_NO_RESPONSE;
2150 if (!t->uldd_task) {
2151 pm8001_handle_event(pm8001_ha, pm8001_dev,
2152 IO_DS_IN_ERROR);
2153 ts->resp = SAS_TASK_UNDELIVERED;
2154 ts->stat = SAS_QUEUE_FULL;
2155 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2156 mb();/*ditto*/
2157 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
2158 t->task_done(t);
2159 spin_lock_irqsave(&pm8001_ha->lock, flags);
2160 return;
2161 }
2162 break;
2163 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2164 PM8001_IO_DBG(pm8001_ha,
2165 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
2166 ts->resp = SAS_TASK_COMPLETE;
2167 ts->stat = SAS_OPEN_REJECT;
2168 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2169 default:
2170 PM8001_IO_DBG(pm8001_ha,
2171 pm8001_printk("Unknown status 0x%x\n", status));
2172 /* not allowed case. Therefore, return failed status */
2173 ts->resp = SAS_TASK_COMPLETE;
2174 ts->stat = SAS_DEV_NO_RESPONSE;
2175 break;
2176 }
2177 spin_lock_irqsave(&t->task_state_lock, flags);
2178 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2179 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2180 t->task_state_flags |= SAS_TASK_STATE_DONE;
2181 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2182 spin_unlock_irqrestore(&t->task_state_lock, flags);
2183 PM8001_FAIL_DBG(pm8001_ha,
2184 pm8001_printk("task 0x%p done with io_status 0x%x"
2185 " resp 0x%x stat 0x%x but aborted by upper layer!\n",
2186 t, status, ts->resp, ts->stat));
2187 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2188 } else if (t->uldd_task) {
2189 spin_unlock_irqrestore(&t->task_state_lock, flags);
2190 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2191 mb();/* ditto */
2192 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
2193 t->task_done(t);
2194 spin_lock_irqsave(&pm8001_ha->lock, flags);
2195 } else if (!t->uldd_task) {
2196 spin_unlock_irqrestore(&t->task_state_lock, flags);
2197 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2198 mb();/*ditto*/
2199 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
2200 t->task_done(t);
2201 spin_lock_irqsave(&pm8001_ha->lock, flags);
2202 }
2203 }
2204
2205 /*See the comments for mpi_ssp_completion */
2206 static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
2207 {
2208 struct sas_task *t;
2209 unsigned long flags = 0;
2210 struct task_status_struct *ts;
2211 struct pm8001_ccb_info *ccb;
2212 struct pm8001_device *pm8001_dev;
2213 struct sata_event_resp *psataPayload =
2214 (struct sata_event_resp *)(piomb + 4);
2215 u32 event = le32_to_cpu(psataPayload->event);
2216 u32 tag = le32_to_cpu(psataPayload->tag);
2217 u32 port_id = le32_to_cpu(psataPayload->port_id);
2218 u32 dev_id = le32_to_cpu(psataPayload->device_id);
2219
2220 ccb = &pm8001_ha->ccb_info[tag];
2221 t = ccb->task;
2222 pm8001_dev = ccb->device;
2223 if (event)
2224 PM8001_FAIL_DBG(pm8001_ha,
2225 pm8001_printk("sata IO status 0x%x\n", event));
2226 if (unlikely(!t || !t->lldd_task || !t->dev))
2227 return;
2228 ts = &t->task_status;
2229 PM8001_IO_DBG(pm8001_ha,
2230 pm8001_printk("port_id = %x,device_id = %x\n",
2231 port_id, dev_id));
2232 switch (event) {
2233 case IO_OVERFLOW:
2234 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
2235 ts->resp = SAS_TASK_COMPLETE;
2236 ts->stat = SAS_DATA_OVERRUN;
2237 ts->residual = 0;
2238 if (pm8001_dev)
2239 pm8001_dev->running_req--;
2240 break;
2241 case IO_XFER_ERROR_BREAK:
2242 PM8001_IO_DBG(pm8001_ha,
2243 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2244 ts->resp = SAS_TASK_COMPLETE;
2245 ts->stat = SAS_INTERRUPTED;
2246 break;
2247 case IO_XFER_ERROR_PHY_NOT_READY:
2248 PM8001_IO_DBG(pm8001_ha,
2249 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2250 ts->resp = SAS_TASK_COMPLETE;
2251 ts->stat = SAS_OPEN_REJECT;
2252 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2253 break;
2254 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2255 PM8001_IO_DBG(pm8001_ha,
2256 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
2257 "_SUPPORTED\n"));
2258 ts->resp = SAS_TASK_COMPLETE;
2259 ts->stat = SAS_OPEN_REJECT;
2260 ts->open_rej_reason = SAS_OREJ_EPROTO;
2261 break;
2262 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2263 PM8001_IO_DBG(pm8001_ha,
2264 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2265 ts->resp = SAS_TASK_COMPLETE;
2266 ts->stat = SAS_OPEN_REJECT;
2267 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2268 break;
2269 case IO_OPEN_CNX_ERROR_BREAK:
2270 PM8001_IO_DBG(pm8001_ha,
2271 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2272 ts->resp = SAS_TASK_COMPLETE;
2273 ts->stat = SAS_OPEN_REJECT;
2274 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2275 break;
2276 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2277 PM8001_IO_DBG(pm8001_ha,
2278 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2279 ts->resp = SAS_TASK_UNDELIVERED;
2280 ts->stat = SAS_DEV_NO_RESPONSE;
2281 if (!t->uldd_task) {
2282 pm8001_handle_event(pm8001_ha,
2283 pm8001_dev,
2284 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2285 ts->resp = SAS_TASK_COMPLETE;
2286 ts->stat = SAS_QUEUE_FULL;
2287 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2288 mb();/*ditto*/
2289 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
2290 t->task_done(t);
2291 spin_lock_irqsave(&pm8001_ha->lock, flags);
2292 return;
2293 }
2294 break;
2295 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2296 PM8001_IO_DBG(pm8001_ha,
2297 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2298 ts->resp = SAS_TASK_UNDELIVERED;
2299 ts->stat = SAS_OPEN_REJECT;
2300 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2301 break;
2302 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2303 PM8001_IO_DBG(pm8001_ha,
2304 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
2305 "NOT_SUPPORTED\n"));
2306 ts->resp = SAS_TASK_COMPLETE;
2307 ts->stat = SAS_OPEN_REJECT;
2308 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2309 break;
2310 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2311 PM8001_IO_DBG(pm8001_ha,
2312 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2313 ts->resp = SAS_TASK_COMPLETE;
2314 ts->stat = SAS_OPEN_REJECT;
2315 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2316 break;
2317 case IO_XFER_ERROR_NAK_RECEIVED:
2318 PM8001_IO_DBG(pm8001_ha,
2319 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
2320 ts->resp = SAS_TASK_COMPLETE;
2321 ts->stat = SAS_NAK_R_ERR;
2322 break;
2323 case IO_XFER_ERROR_PEER_ABORTED:
2324 PM8001_IO_DBG(pm8001_ha,
2325 pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n"));
2326 ts->resp = SAS_TASK_COMPLETE;
2327 ts->stat = SAS_NAK_R_ERR;
2328 break;
2329 case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2330 PM8001_IO_DBG(pm8001_ha,
2331 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
2332 ts->resp = SAS_TASK_COMPLETE;
2333 ts->stat = SAS_DATA_UNDERRUN;
2334 break;
2335 case IO_XFER_OPEN_RETRY_TIMEOUT:
2336 PM8001_IO_DBG(pm8001_ha,
2337 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2338 ts->resp = SAS_TASK_COMPLETE;
2339 ts->stat = SAS_OPEN_TO;
2340 break;
2341 case IO_XFER_ERROR_UNEXPECTED_PHASE:
2342 PM8001_IO_DBG(pm8001_ha,
2343 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
2344 ts->resp = SAS_TASK_COMPLETE;
2345 ts->stat = SAS_OPEN_TO;
2346 break;
2347 case IO_XFER_ERROR_XFER_RDY_OVERRUN:
2348 PM8001_IO_DBG(pm8001_ha,
2349 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
2350 ts->resp = SAS_TASK_COMPLETE;
2351 ts->stat = SAS_OPEN_TO;
2352 break;
2353 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
2354 PM8001_IO_DBG(pm8001_ha,
2355 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
2356 ts->resp = SAS_TASK_COMPLETE;
2357 ts->stat = SAS_OPEN_TO;
2358 break;
2359 case IO_XFER_ERROR_OFFSET_MISMATCH:
2360 PM8001_IO_DBG(pm8001_ha,
2361 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
2362 ts->resp = SAS_TASK_COMPLETE;
2363 ts->stat = SAS_OPEN_TO;
2364 break;
2365 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
2366 PM8001_IO_DBG(pm8001_ha,
2367 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
2368 ts->resp = SAS_TASK_COMPLETE;
2369 ts->stat = SAS_OPEN_TO;
2370 break;
2371 case IO_XFER_CMD_FRAME_ISSUED:
2372 PM8001_IO_DBG(pm8001_ha,
2373 pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n"));
2374 break;
2375 case IO_XFER_PIO_SETUP_ERROR:
2376 PM8001_IO_DBG(pm8001_ha,
2377 pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n"));
2378 ts->resp = SAS_TASK_COMPLETE;
2379 ts->stat = SAS_OPEN_TO;
2380 break;
2381 default:
2382 PM8001_IO_DBG(pm8001_ha,
2383 pm8001_printk("Unknown status 0x%x\n", event));
2384 /* not allowed case. Therefore, return failed status */
2385 ts->resp = SAS_TASK_COMPLETE;
2386 ts->stat = SAS_OPEN_TO;
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, event, 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_irqrestore(&pm8001_ha->lock, flags);
2405 t->task_done(t);
2406 spin_lock_irqsave(&pm8001_ha->lock, flags);
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_irqrestore(&pm8001_ha->lock, flags);
2412 t->task_done(t);
2413 spin_lock_irqsave(&pm8001_ha->lock, flags);
2414 }
2415 }
2416
2417 /*See the comments for mpi_ssp_completion */
2418 static void
2419 mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
2420 {
2421 u32 param;
2422 struct sas_task *t;
2423 struct pm8001_ccb_info *ccb;
2424 unsigned long flags;
2425 u32 status;
2426 u32 tag;
2427 struct smp_completion_resp *psmpPayload;
2428 struct task_status_struct *ts;
2429 struct pm8001_device *pm8001_dev;
2430
2431 psmpPayload = (struct smp_completion_resp *)(piomb + 4);
2432 status = le32_to_cpu(psmpPayload->status);
2433 tag = le32_to_cpu(psmpPayload->tag);
2434
2435 ccb = &pm8001_ha->ccb_info[tag];
2436 param = le32_to_cpu(psmpPayload->param);
2437 t = ccb->task;
2438 ts = &t->task_status;
2439 pm8001_dev = ccb->device;
2440 if (status)
2441 PM8001_FAIL_DBG(pm8001_ha,
2442 pm8001_printk("smp IO status 0x%x\n", status));
2443 if (unlikely(!t || !t->lldd_task || !t->dev))
2444 return;
2445
2446 switch (status) {
2447 case IO_SUCCESS:
2448 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
2449 ts->resp = SAS_TASK_COMPLETE;
2450 ts->stat = SAM_STAT_GOOD;
2451 if (pm8001_dev)
2452 pm8001_dev->running_req--;
2453 break;
2454 case IO_ABORTED:
2455 PM8001_IO_DBG(pm8001_ha,
2456 pm8001_printk("IO_ABORTED IOMB\n"));
2457 ts->resp = SAS_TASK_COMPLETE;
2458 ts->stat = SAS_ABORTED_TASK;
2459 if (pm8001_dev)
2460 pm8001_dev->running_req--;
2461 break;
2462 case IO_OVERFLOW:
2463 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
2464 ts->resp = SAS_TASK_COMPLETE;
2465 ts->stat = SAS_DATA_OVERRUN;
2466 ts->residual = 0;
2467 if (pm8001_dev)
2468 pm8001_dev->running_req--;
2469 break;
2470 case IO_NO_DEVICE:
2471 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n"));
2472 ts->resp = SAS_TASK_COMPLETE;
2473 ts->stat = SAS_PHY_DOWN;
2474 break;
2475 case IO_ERROR_HW_TIMEOUT:
2476 PM8001_IO_DBG(pm8001_ha,
2477 pm8001_printk("IO_ERROR_HW_TIMEOUT\n"));
2478 ts->resp = SAS_TASK_COMPLETE;
2479 ts->stat = SAM_STAT_BUSY;
2480 break;
2481 case IO_XFER_ERROR_BREAK:
2482 PM8001_IO_DBG(pm8001_ha,
2483 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2484 ts->resp = SAS_TASK_COMPLETE;
2485 ts->stat = SAM_STAT_BUSY;
2486 break;
2487 case IO_XFER_ERROR_PHY_NOT_READY:
2488 PM8001_IO_DBG(pm8001_ha,
2489 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2490 ts->resp = SAS_TASK_COMPLETE;
2491 ts->stat = SAM_STAT_BUSY;
2492 break;
2493 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2494 PM8001_IO_DBG(pm8001_ha,
2495 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
2496 ts->resp = SAS_TASK_COMPLETE;
2497 ts->stat = SAS_OPEN_REJECT;
2498 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2499 break;
2500 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2501 PM8001_IO_DBG(pm8001_ha,
2502 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2503 ts->resp = SAS_TASK_COMPLETE;
2504 ts->stat = SAS_OPEN_REJECT;
2505 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2506 break;
2507 case IO_OPEN_CNX_ERROR_BREAK:
2508 PM8001_IO_DBG(pm8001_ha,
2509 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2510 ts->resp = SAS_TASK_COMPLETE;
2511 ts->stat = SAS_OPEN_REJECT;
2512 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2513 break;
2514 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2515 PM8001_IO_DBG(pm8001_ha,
2516 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2517 ts->resp = SAS_TASK_COMPLETE;
2518 ts->stat = SAS_OPEN_REJECT;
2519 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2520 pm8001_handle_event(pm8001_ha,
2521 pm8001_dev,
2522 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2523 break;
2524 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2525 PM8001_IO_DBG(pm8001_ha,
2526 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2527 ts->resp = SAS_TASK_COMPLETE;
2528 ts->stat = SAS_OPEN_REJECT;
2529 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2530 break;
2531 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2532 PM8001_IO_DBG(pm8001_ha,
2533 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
2534 "NOT_SUPPORTED\n"));
2535 ts->resp = SAS_TASK_COMPLETE;
2536 ts->stat = SAS_OPEN_REJECT;
2537 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2538 break;
2539 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2540 PM8001_IO_DBG(pm8001_ha,
2541 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2542 ts->resp = SAS_TASK_COMPLETE;
2543 ts->stat = SAS_OPEN_REJECT;
2544 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2545 break;
2546 case IO_XFER_ERROR_RX_FRAME:
2547 PM8001_IO_DBG(pm8001_ha,
2548 pm8001_printk("IO_XFER_ERROR_RX_FRAME\n"));
2549 ts->resp = SAS_TASK_COMPLETE;
2550 ts->stat = SAS_DEV_NO_RESPONSE;
2551 break;
2552 case IO_XFER_OPEN_RETRY_TIMEOUT:
2553 PM8001_IO_DBG(pm8001_ha,
2554 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2555 ts->resp = SAS_TASK_COMPLETE;
2556 ts->stat = SAS_OPEN_REJECT;
2557 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2558 break;
2559 case IO_ERROR_INTERNAL_SMP_RESOURCE:
2560 PM8001_IO_DBG(pm8001_ha,
2561 pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n"));
2562 ts->resp = SAS_TASK_COMPLETE;
2563 ts->stat = SAS_QUEUE_FULL;
2564 break;
2565 case IO_PORT_IN_RESET:
2566 PM8001_IO_DBG(pm8001_ha,
2567 pm8001_printk("IO_PORT_IN_RESET\n"));
2568 ts->resp = SAS_TASK_COMPLETE;
2569 ts->stat = SAS_OPEN_REJECT;
2570 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2571 break;
2572 case IO_DS_NON_OPERATIONAL:
2573 PM8001_IO_DBG(pm8001_ha,
2574 pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
2575 ts->resp = SAS_TASK_COMPLETE;
2576 ts->stat = SAS_DEV_NO_RESPONSE;
2577 break;
2578 case IO_DS_IN_RECOVERY:
2579 PM8001_IO_DBG(pm8001_ha,
2580 pm8001_printk("IO_DS_IN_RECOVERY\n"));
2581 ts->resp = SAS_TASK_COMPLETE;
2582 ts->stat = SAS_OPEN_REJECT;
2583 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2584 break;
2585 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2586 PM8001_IO_DBG(pm8001_ha,
2587 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
2588 ts->resp = SAS_TASK_COMPLETE;
2589 ts->stat = SAS_OPEN_REJECT;
2590 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2591 break;
2592 default:
2593 PM8001_IO_DBG(pm8001_ha,
2594 pm8001_printk("Unknown status 0x%x\n", status));
2595 ts->resp = SAS_TASK_COMPLETE;
2596 ts->stat = SAS_DEV_NO_RESPONSE;
2597 /* not allowed case. Therefore, return failed status */
2598 break;
2599 }
2600 spin_lock_irqsave(&t->task_state_lock, flags);
2601 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2602 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2603 t->task_state_flags |= SAS_TASK_STATE_DONE;
2604 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2605 spin_unlock_irqrestore(&t->task_state_lock, flags);
2606 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
2607 " io_status 0x%x resp 0x%x "
2608 "stat 0x%x but aborted by upper layer!\n",
2609 t, status, ts->resp, ts->stat));
2610 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2611 } else {
2612 spin_unlock_irqrestore(&t->task_state_lock, flags);
2613 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2614 mb();/* in order to force CPU ordering */
2615 t->task_done(t);
2616 }
2617 }
2618
2619 static void
2620 mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
2621 {
2622 struct set_dev_state_resp *pPayload =
2623 (struct set_dev_state_resp *)(piomb + 4);
2624 u32 tag = le32_to_cpu(pPayload->tag);
2625 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
2626 struct pm8001_device *pm8001_dev = ccb->device;
2627 u32 status = le32_to_cpu(pPayload->status);
2628 u32 device_id = le32_to_cpu(pPayload->device_id);
2629 u8 pds = le32_to_cpu(pPayload->pds_nds) | PDS_BITS;
2630 u8 nds = le32_to_cpu(pPayload->pds_nds) | NDS_BITS;
2631 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state "
2632 "from 0x%x to 0x%x status = 0x%x!\n",
2633 device_id, pds, nds, status));
2634 complete(pm8001_dev->setds_completion);
2635 ccb->task = NULL;
2636 ccb->ccb_tag = 0xFFFFFFFF;
2637 pm8001_ccb_free(pm8001_ha, tag);
2638 }
2639
2640 static void
2641 mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
2642 {
2643 struct get_nvm_data_resp *pPayload =
2644 (struct get_nvm_data_resp *)(piomb + 4);
2645 u32 tag = le32_to_cpu(pPayload->tag);
2646 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
2647 u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
2648 complete(pm8001_ha->nvmd_completion);
2649 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set nvm data complete!\n"));
2650 if ((dlen_status & NVMD_STAT) != 0) {
2651 PM8001_FAIL_DBG(pm8001_ha,
2652 pm8001_printk("Set nvm data error!\n"));
2653 return;
2654 }
2655 ccb->task = NULL;
2656 ccb->ccb_tag = 0xFFFFFFFF;
2657 pm8001_ccb_free(pm8001_ha, tag);
2658 }
2659
2660 static void
2661 mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
2662 {
2663 struct fw_control_ex *fw_control_context;
2664 struct get_nvm_data_resp *pPayload =
2665 (struct get_nvm_data_resp *)(piomb + 4);
2666 u32 tag = le32_to_cpu(pPayload->tag);
2667 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
2668 u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
2669 u32 ir_tds_bn_dps_das_nvm =
2670 le32_to_cpu(pPayload->ir_tda_bn_dps_das_nvm);
2671 void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr;
2672 fw_control_context = ccb->fw_control_context;
2673
2674 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Get nvm data complete!\n"));
2675 if ((dlen_status & NVMD_STAT) != 0) {
2676 PM8001_FAIL_DBG(pm8001_ha,
2677 pm8001_printk("Get nvm data error!\n"));
2678 complete(pm8001_ha->nvmd_completion);
2679 return;
2680 }
2681
2682 if (ir_tds_bn_dps_das_nvm & IPMode) {
2683 /* indirect mode - IR bit set */
2684 PM8001_MSG_DBG(pm8001_ha,
2685 pm8001_printk("Get NVMD success, IR=1\n"));
2686 if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) {
2687 if (ir_tds_bn_dps_das_nvm == 0x80a80200) {
2688 memcpy(pm8001_ha->sas_addr,
2689 ((u8 *)virt_addr + 4),
2690 SAS_ADDR_SIZE);
2691 PM8001_MSG_DBG(pm8001_ha,
2692 pm8001_printk("Get SAS address"
2693 " from VPD successfully!\n"));
2694 }
2695 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM)
2696 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) ||
2697 ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == EXPAN_ROM)) {
2698 ;
2699 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == AAP1_RDUMP)
2700 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == IOP_RDUMP)) {
2701 ;
2702 } else {
2703 /* Should not be happened*/
2704 PM8001_MSG_DBG(pm8001_ha,
2705 pm8001_printk("(IR=1)Wrong Device type 0x%x\n",
2706 ir_tds_bn_dps_das_nvm));
2707 }
2708 } else /* direct mode */{
2709 PM8001_MSG_DBG(pm8001_ha,
2710 pm8001_printk("Get NVMD success, IR=0, dataLen=%d\n",
2711 (dlen_status & NVMD_LEN) >> 24));
2712 }
2713 memcpy(fw_control_context->usrAddr,
2714 pm8001_ha->memoryMap.region[NVMD].virt_ptr,
2715 fw_control_context->len);
2716 complete(pm8001_ha->nvmd_completion);
2717 ccb->task = NULL;
2718 ccb->ccb_tag = 0xFFFFFFFF;
2719 pm8001_ccb_free(pm8001_ha, tag);
2720 }
2721
2722 static int mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb)
2723 {
2724 struct local_phy_ctl_resp *pPayload =
2725 (struct local_phy_ctl_resp *)(piomb + 4);
2726 u32 status = le32_to_cpu(pPayload->status);
2727 u32 phy_id = le32_to_cpu(pPayload->phyop_phyid) & ID_BITS;
2728 u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS;
2729 if (status != 0) {
2730 PM8001_MSG_DBG(pm8001_ha,
2731 pm8001_printk("%x phy execute %x phy op failed! \n",
2732 phy_id, phy_op));
2733 } else
2734 PM8001_MSG_DBG(pm8001_ha,
2735 pm8001_printk("%x phy execute %x phy op success! \n",
2736 phy_id, phy_op));
2737 return 0;
2738 }
2739
2740 /**
2741 * pm8001_bytes_dmaed - one of the interface function communication with libsas
2742 * @pm8001_ha: our hba card information
2743 * @i: which phy that received the event.
2744 *
2745 * when HBA driver received the identify done event or initiate FIS received
2746 * event(for SATA), it will invoke this function to notify the sas layer that
2747 * the sas toplogy has formed, please discover the the whole sas domain,
2748 * while receive a broadcast(change) primitive just tell the sas
2749 * layer to discover the changed domain rather than the whole domain.
2750 */
2751 static void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i)
2752 {
2753 struct pm8001_phy *phy = &pm8001_ha->phy[i];
2754 struct asd_sas_phy *sas_phy = &phy->sas_phy;
2755 struct sas_ha_struct *sas_ha;
2756 if (!phy->phy_attached)
2757 return;
2758
2759 sas_ha = pm8001_ha->sas;
2760 if (sas_phy->phy) {
2761 struct sas_phy *sphy = sas_phy->phy;
2762 sphy->negotiated_linkrate = sas_phy->linkrate;
2763 sphy->minimum_linkrate = phy->minimum_linkrate;
2764 sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
2765 sphy->maximum_linkrate = phy->maximum_linkrate;
2766 sphy->maximum_linkrate_hw = phy->maximum_linkrate;
2767 }
2768
2769 if (phy->phy_type & PORT_TYPE_SAS) {
2770 struct sas_identify_frame *id;
2771 id = (struct sas_identify_frame *)phy->frame_rcvd;
2772 id->dev_type = phy->identify.device_type;
2773 id->initiator_bits = SAS_PROTOCOL_ALL;
2774 id->target_bits = phy->identify.target_port_protocols;
2775 } else if (phy->phy_type & PORT_TYPE_SATA) {
2776 /*Nothing*/
2777 }
2778 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("phy %d byte dmaded.\n", i));
2779
2780 sas_phy->frame_rcvd_size = phy->frame_rcvd_size;
2781 pm8001_ha->sas->notify_port_event(sas_phy, PORTE_BYTES_DMAED);
2782 }
2783
2784 /* Get the link rate speed */
2785 static void get_lrate_mode(struct pm8001_phy *phy, u8 link_rate)
2786 {
2787 struct sas_phy *sas_phy = phy->sas_phy.phy;
2788
2789 switch (link_rate) {
2790 case PHY_SPEED_60:
2791 phy->sas_phy.linkrate = SAS_LINK_RATE_6_0_GBPS;
2792 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_6_0_GBPS;
2793 break;
2794 case PHY_SPEED_30:
2795 phy->sas_phy.linkrate = SAS_LINK_RATE_3_0_GBPS;
2796 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS;
2797 break;
2798 case PHY_SPEED_15:
2799 phy->sas_phy.linkrate = SAS_LINK_RATE_1_5_GBPS;
2800 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS;
2801 break;
2802 }
2803 sas_phy->negotiated_linkrate = phy->sas_phy.linkrate;
2804 sas_phy->maximum_linkrate_hw = SAS_LINK_RATE_6_0_GBPS;
2805 sas_phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
2806 sas_phy->maximum_linkrate = SAS_LINK_RATE_6_0_GBPS;
2807 sas_phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS;
2808 }
2809
2810 /**
2811 * asd_get_attached_sas_addr -- extract/generate attached SAS address
2812 * @phy: pointer to asd_phy
2813 * @sas_addr: pointer to buffer where the SAS address is to be written
2814 *
2815 * This function extracts the SAS address from an IDENTIFY frame
2816 * received. If OOB is SATA, then a SAS address is generated from the
2817 * HA tables.
2818 *
2819 * LOCKING: the frame_rcvd_lock needs to be held since this parses the frame
2820 * buffer.
2821 */
2822 static void pm8001_get_attached_sas_addr(struct pm8001_phy *phy,
2823 u8 *sas_addr)
2824 {
2825 if (phy->sas_phy.frame_rcvd[0] == 0x34
2826 && phy->sas_phy.oob_mode == SATA_OOB_MODE) {
2827 struct pm8001_hba_info *pm8001_ha = phy->sas_phy.ha->lldd_ha;
2828 /* FIS device-to-host */
2829 u64 addr = be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr);
2830 addr += phy->sas_phy.id;
2831 *(__be64 *)sas_addr = cpu_to_be64(addr);
2832 } else {
2833 struct sas_identify_frame *idframe =
2834 (void *) phy->sas_phy.frame_rcvd;
2835 memcpy(sas_addr, idframe->sas_addr, SAS_ADDR_SIZE);
2836 }
2837 }
2838
2839 /**
2840 * pm8001_hw_event_ack_req- For PM8001,some events need to acknowage to FW.
2841 * @pm8001_ha: our hba card information
2842 * @Qnum: the outbound queue message number.
2843 * @SEA: source of event to ack
2844 * @port_id: port id.
2845 * @phyId: phy id.
2846 * @param0: parameter 0.
2847 * @param1: parameter 1.
2848 */
2849 static void pm8001_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha,
2850 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1)
2851 {
2852 struct hw_event_ack_req payload;
2853 u32 opc = OPC_INB_SAS_HW_EVENT_ACK;
2854
2855 struct inbound_queue_table *circularQ;
2856
2857 memset((u8 *)&payload, 0, sizeof(payload));
2858 circularQ = &pm8001_ha->inbnd_q_tbl[Qnum];
2859 payload.tag = 1;
2860 payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
2861 ((phyId & 0x0F) << 4) | (port_id & 0x0F));
2862 payload.param0 = cpu_to_le32(param0);
2863 payload.param1 = cpu_to_le32(param1);
2864 mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
2865 }
2866
2867 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
2868 u32 phyId, u32 phy_op);
2869
2870 /**
2871 * hw_event_sas_phy_up -FW tells me a SAS phy up event.
2872 * @pm8001_ha: our hba card information
2873 * @piomb: IO message buffer
2874 */
2875 static void
2876 hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
2877 {
2878 struct hw_event_resp *pPayload =
2879 (struct hw_event_resp *)(piomb + 4);
2880 u32 lr_evt_status_phyid_portid =
2881 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
2882 u8 link_rate =
2883 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
2884 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
2885 u8 phy_id =
2886 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
2887 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
2888 u8 portstate = (u8)(npip_portstate & 0x0000000F);
2889 struct pm8001_port *port = &pm8001_ha->port[port_id];
2890 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
2891 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
2892 unsigned long flags;
2893 u8 deviceType = pPayload->sas_identify.dev_type;
2894 port->port_state = portstate;
2895 PM8001_MSG_DBG(pm8001_ha,
2896 pm8001_printk("HW_EVENT_SAS_PHY_UP port id = %d, phy id = %d\n",
2897 port_id, phy_id));
2898
2899 switch (deviceType) {
2900 case SAS_PHY_UNUSED:
2901 PM8001_MSG_DBG(pm8001_ha,
2902 pm8001_printk("device type no device.\n"));
2903 break;
2904 case SAS_END_DEVICE:
2905 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n"));
2906 pm8001_chip_phy_ctl_req(pm8001_ha, phy_id,
2907 PHY_NOTIFY_ENABLE_SPINUP);
2908 port->port_attached = 1;
2909 get_lrate_mode(phy, link_rate);
2910 break;
2911 case SAS_EDGE_EXPANDER_DEVICE:
2912 PM8001_MSG_DBG(pm8001_ha,
2913 pm8001_printk("expander device.\n"));
2914 port->port_attached = 1;
2915 get_lrate_mode(phy, link_rate);
2916 break;
2917 case SAS_FANOUT_EXPANDER_DEVICE:
2918 PM8001_MSG_DBG(pm8001_ha,
2919 pm8001_printk("fanout expander device.\n"));
2920 port->port_attached = 1;
2921 get_lrate_mode(phy, link_rate);
2922 break;
2923 default:
2924 PM8001_MSG_DBG(pm8001_ha,
2925 pm8001_printk("unknown device type(%x)\n", deviceType));
2926 break;
2927 }
2928 phy->phy_type |= PORT_TYPE_SAS;
2929 phy->identify.device_type = deviceType;
2930 phy->phy_attached = 1;
2931 if (phy->identify.device_type == SAS_END_DEV)
2932 phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
2933 else if (phy->identify.device_type != NO_DEVICE)
2934 phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
2935 phy->sas_phy.oob_mode = SAS_OOB_MODE;
2936 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
2937 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
2938 memcpy(phy->frame_rcvd, &pPayload->sas_identify,
2939 sizeof(struct sas_identify_frame)-4);
2940 phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4;
2941 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
2942 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
2943 if (pm8001_ha->flags == PM8001F_RUN_TIME)
2944 mdelay(200);/*delay a moment to wait disk to spinup*/
2945 pm8001_bytes_dmaed(pm8001_ha, phy_id);
2946 }
2947
2948 /**
2949 * hw_event_sata_phy_up -FW tells me a SATA phy up event.
2950 * @pm8001_ha: our hba card information
2951 * @piomb: IO message buffer
2952 */
2953 static void
2954 hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
2955 {
2956 struct hw_event_resp *pPayload =
2957 (struct hw_event_resp *)(piomb + 4);
2958 u32 lr_evt_status_phyid_portid =
2959 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
2960 u8 link_rate =
2961 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
2962 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
2963 u8 phy_id =
2964 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
2965 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
2966 u8 portstate = (u8)(npip_portstate & 0x0000000F);
2967 struct pm8001_port *port = &pm8001_ha->port[port_id];
2968 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
2969 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
2970 unsigned long flags;
2971 PM8001_MSG_DBG(pm8001_ha,
2972 pm8001_printk("HW_EVENT_SATA_PHY_UP port id = %d,"
2973 " phy id = %d\n", port_id, phy_id));
2974 port->port_state = portstate;
2975 port->port_attached = 1;
2976 get_lrate_mode(phy, link_rate);
2977 phy->phy_type |= PORT_TYPE_SATA;
2978 phy->phy_attached = 1;
2979 phy->sas_phy.oob_mode = SATA_OOB_MODE;
2980 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
2981 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
2982 memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4),
2983 sizeof(struct dev_to_host_fis));
2984 phy->frame_rcvd_size = sizeof(struct dev_to_host_fis);
2985 phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
2986 phy->identify.device_type = SATA_DEV;
2987 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
2988 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
2989 pm8001_bytes_dmaed(pm8001_ha, phy_id);
2990 }
2991
2992 /**
2993 * hw_event_phy_down -we should notify the libsas the phy is down.
2994 * @pm8001_ha: our hba card information
2995 * @piomb: IO message buffer
2996 */
2997 static void
2998 hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb)
2999 {
3000 struct hw_event_resp *pPayload =
3001 (struct hw_event_resp *)(piomb + 4);
3002 u32 lr_evt_status_phyid_portid =
3003 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
3004 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
3005 u8 phy_id =
3006 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
3007 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
3008 u8 portstate = (u8)(npip_portstate & 0x0000000F);
3009 struct pm8001_port *port = &pm8001_ha->port[port_id];
3010 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3011 port->port_state = portstate;
3012 phy->phy_type = 0;
3013 phy->identify.device_type = 0;
3014 phy->phy_attached = 0;
3015 memset(&phy->dev_sas_addr, 0, SAS_ADDR_SIZE);
3016 switch (portstate) {
3017 case PORT_VALID:
3018 break;
3019 case PORT_INVALID:
3020 PM8001_MSG_DBG(pm8001_ha,
3021 pm8001_printk(" PortInvalid portID %d \n", port_id));
3022 PM8001_MSG_DBG(pm8001_ha,
3023 pm8001_printk(" Last phy Down and port invalid\n"));
3024 port->port_attached = 0;
3025 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3026 port_id, phy_id, 0, 0);
3027 break;
3028 case PORT_IN_RESET:
3029 PM8001_MSG_DBG(pm8001_ha,
3030 pm8001_printk(" Port In Reset portID %d \n", port_id));
3031 break;
3032 case PORT_NOT_ESTABLISHED:
3033 PM8001_MSG_DBG(pm8001_ha,
3034 pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n"));
3035 port->port_attached = 0;
3036 break;
3037 case PORT_LOSTCOMM:
3038 PM8001_MSG_DBG(pm8001_ha,
3039 pm8001_printk(" phy Down and PORT_LOSTCOMM\n"));
3040 PM8001_MSG_DBG(pm8001_ha,
3041 pm8001_printk(" Last phy Down and port invalid\n"));
3042 port->port_attached = 0;
3043 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3044 port_id, phy_id, 0, 0);
3045 break;
3046 default:
3047 port->port_attached = 0;
3048 PM8001_MSG_DBG(pm8001_ha,
3049 pm8001_printk(" phy Down and(default) = %x\n",
3050 portstate));
3051 break;
3052
3053 }
3054 }
3055
3056 /**
3057 * mpi_reg_resp -process register device ID response.
3058 * @pm8001_ha: our hba card information
3059 * @piomb: IO message buffer
3060 *
3061 * when sas layer find a device it will notify LLDD, then the driver register
3062 * the domain device to FW, this event is the return device ID which the FW
3063 * has assigned, from now,inter-communication with FW is no longer using the
3064 * SAS address, use device ID which FW assigned.
3065 */
3066 static int mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3067 {
3068 u32 status;
3069 u32 device_id;
3070 u32 htag;
3071 struct pm8001_ccb_info *ccb;
3072 struct pm8001_device *pm8001_dev;
3073 struct dev_reg_resp *registerRespPayload =
3074 (struct dev_reg_resp *)(piomb + 4);
3075
3076 htag = le32_to_cpu(registerRespPayload->tag);
3077 ccb = &pm8001_ha->ccb_info[registerRespPayload->tag];
3078 pm8001_dev = ccb->device;
3079 status = le32_to_cpu(registerRespPayload->status);
3080 device_id = le32_to_cpu(registerRespPayload->device_id);
3081 PM8001_MSG_DBG(pm8001_ha,
3082 pm8001_printk(" register device is status = %d\n", status));
3083 switch (status) {
3084 case DEVREG_SUCCESS:
3085 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("DEVREG_SUCCESS\n"));
3086 pm8001_dev->device_id = device_id;
3087 break;
3088 case DEVREG_FAILURE_OUT_OF_RESOURCE:
3089 PM8001_MSG_DBG(pm8001_ha,
3090 pm8001_printk("DEVREG_FAILURE_OUT_OF_RESOURCE\n"));
3091 break;
3092 case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED:
3093 PM8001_MSG_DBG(pm8001_ha,
3094 pm8001_printk("DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n"));
3095 break;
3096 case DEVREG_FAILURE_INVALID_PHY_ID:
3097 PM8001_MSG_DBG(pm8001_ha,
3098 pm8001_printk("DEVREG_FAILURE_INVALID_PHY_ID\n"));
3099 break;
3100 case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED:
3101 PM8001_MSG_DBG(pm8001_ha,
3102 pm8001_printk("DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n"));
3103 break;
3104 case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE:
3105 PM8001_MSG_DBG(pm8001_ha,
3106 pm8001_printk("DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n"));
3107 break;
3108 case DEVREG_FAILURE_PORT_NOT_VALID_STATE:
3109 PM8001_MSG_DBG(pm8001_ha,
3110 pm8001_printk("DEVREG_FAILURE_PORT_NOT_VALID_STATE\n"));
3111 break;
3112 case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID:
3113 PM8001_MSG_DBG(pm8001_ha,
3114 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n"));
3115 break;
3116 default:
3117 PM8001_MSG_DBG(pm8001_ha,
3118 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_UNSORPORTED\n"));
3119 break;
3120 }
3121 complete(pm8001_dev->dcompletion);
3122 ccb->task = NULL;
3123 ccb->ccb_tag = 0xFFFFFFFF;
3124 pm8001_ccb_free(pm8001_ha, htag);
3125 return 0;
3126 }
3127
3128 static int mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3129 {
3130 u32 status;
3131 u32 device_id;
3132 struct dev_reg_resp *registerRespPayload =
3133 (struct dev_reg_resp *)(piomb + 4);
3134
3135 status = le32_to_cpu(registerRespPayload->status);
3136 device_id = le32_to_cpu(registerRespPayload->device_id);
3137 if (status != 0)
3138 PM8001_MSG_DBG(pm8001_ha,
3139 pm8001_printk(" deregister device failed ,status = %x"
3140 ", device_id = %x\n", status, device_id));
3141 return 0;
3142 }
3143
3144 static int
3145 mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3146 {
3147 u32 status;
3148 struct fw_control_ex fw_control_context;
3149 struct fw_flash_Update_resp *ppayload =
3150 (struct fw_flash_Update_resp *)(piomb + 4);
3151 u32 tag = le32_to_cpu(ppayload->tag);
3152 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
3153 status = le32_to_cpu(ppayload->status);
3154 memcpy(&fw_control_context,
3155 ccb->fw_control_context,
3156 sizeof(fw_control_context));
3157 switch (status) {
3158 case FLASH_UPDATE_COMPLETE_PENDING_REBOOT:
3159 PM8001_MSG_DBG(pm8001_ha,
3160 pm8001_printk(": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n"));
3161 break;
3162 case FLASH_UPDATE_IN_PROGRESS:
3163 PM8001_MSG_DBG(pm8001_ha,
3164 pm8001_printk(": FLASH_UPDATE_IN_PROGRESS\n"));
3165 break;
3166 case FLASH_UPDATE_HDR_ERR:
3167 PM8001_MSG_DBG(pm8001_ha,
3168 pm8001_printk(": FLASH_UPDATE_HDR_ERR\n"));
3169 break;
3170 case FLASH_UPDATE_OFFSET_ERR:
3171 PM8001_MSG_DBG(pm8001_ha,
3172 pm8001_printk(": FLASH_UPDATE_OFFSET_ERR\n"));
3173 break;
3174 case FLASH_UPDATE_CRC_ERR:
3175 PM8001_MSG_DBG(pm8001_ha,
3176 pm8001_printk(": FLASH_UPDATE_CRC_ERR\n"));
3177 break;
3178 case FLASH_UPDATE_LENGTH_ERR:
3179 PM8001_MSG_DBG(pm8001_ha,
3180 pm8001_printk(": FLASH_UPDATE_LENGTH_ERR\n"));
3181 break;
3182 case FLASH_UPDATE_HW_ERR:
3183 PM8001_MSG_DBG(pm8001_ha,
3184 pm8001_printk(": FLASH_UPDATE_HW_ERR\n"));
3185 break;
3186 case FLASH_UPDATE_DNLD_NOT_SUPPORTED:
3187 PM8001_MSG_DBG(pm8001_ha,
3188 pm8001_printk(": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n"));
3189 break;
3190 case FLASH_UPDATE_DISABLED:
3191 PM8001_MSG_DBG(pm8001_ha,
3192 pm8001_printk(": FLASH_UPDATE_DISABLED\n"));
3193 break;
3194 default:
3195 PM8001_MSG_DBG(pm8001_ha,
3196 pm8001_printk("No matched status = %d\n", status));
3197 break;
3198 }
3199 ccb->fw_control_context->fw_control->retcode = status;
3200 pci_free_consistent(pm8001_ha->pdev,
3201 fw_control_context.len,
3202 fw_control_context.virtAddr,
3203 fw_control_context.phys_addr);
3204 complete(pm8001_ha->nvmd_completion);
3205 ccb->task = NULL;
3206 ccb->ccb_tag = 0xFFFFFFFF;
3207 pm8001_ccb_free(pm8001_ha, tag);
3208 return 0;
3209 }
3210
3211 static int
3212 mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
3213 {
3214 u32 status;
3215 int i;
3216 struct general_event_resp *pPayload =
3217 (struct general_event_resp *)(piomb + 4);
3218 status = le32_to_cpu(pPayload->status);
3219 PM8001_MSG_DBG(pm8001_ha,
3220 pm8001_printk(" status = 0x%x\n", status));
3221 for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++)
3222 PM8001_MSG_DBG(pm8001_ha,
3223 pm8001_printk("inb_IOMB_payload[0x%x] 0x%x, \n", i,
3224 pPayload->inb_IOMB_payload[i]));
3225 return 0;
3226 }
3227
3228 static int
3229 mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3230 {
3231 struct sas_task *t;
3232 struct pm8001_ccb_info *ccb;
3233 unsigned long flags;
3234 u32 status ;
3235 u32 tag, scp;
3236 struct task_status_struct *ts;
3237
3238 struct task_abort_resp *pPayload =
3239 (struct task_abort_resp *)(piomb + 4);
3240 ccb = &pm8001_ha->ccb_info[pPayload->tag];
3241 t = ccb->task;
3242
3243
3244 status = le32_to_cpu(pPayload->status);
3245 tag = le32_to_cpu(pPayload->tag);
3246 scp = le32_to_cpu(pPayload->scp);
3247 PM8001_IO_DBG(pm8001_ha,
3248 pm8001_printk(" status = 0x%x\n", status));
3249 if (t == NULL)
3250 return -1;
3251 ts = &t->task_status;
3252 if (status != 0)
3253 PM8001_FAIL_DBG(pm8001_ha,
3254 pm8001_printk("task abort failed status 0x%x ,"
3255 "tag = 0x%x, scp= 0x%x\n", status, tag, scp));
3256 switch (status) {
3257 case IO_SUCCESS:
3258 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
3259 ts->resp = SAS_TASK_COMPLETE;
3260 ts->stat = SAM_STAT_GOOD;
3261 break;
3262 case IO_NOT_VALID:
3263 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n"));
3264 ts->resp = TMF_RESP_FUNC_FAILED;
3265 break;
3266 }
3267 spin_lock_irqsave(&t->task_state_lock, flags);
3268 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
3269 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
3270 t->task_state_flags |= SAS_TASK_STATE_DONE;
3271 spin_unlock_irqrestore(&t->task_state_lock, flags);
3272 pm8001_ccb_task_free(pm8001_ha, t, ccb, pPayload->tag);
3273 mb();
3274 t->task_done(t);
3275 return 0;
3276 }
3277
3278 /**
3279 * mpi_hw_event -The hw event has come.
3280 * @pm8001_ha: our hba card information
3281 * @piomb: IO message buffer
3282 */
3283 static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb)
3284 {
3285 unsigned long flags;
3286 struct hw_event_resp *pPayload =
3287 (struct hw_event_resp *)(piomb + 4);
3288 u32 lr_evt_status_phyid_portid =
3289 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
3290 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
3291 u8 phy_id =
3292 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
3293 u16 eventType =
3294 (u16)((lr_evt_status_phyid_portid & 0x00FFFF00) >> 8);
3295 u8 status =
3296 (u8)((lr_evt_status_phyid_portid & 0x0F000000) >> 24);
3297 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3298 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3299 struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
3300 PM8001_MSG_DBG(pm8001_ha,
3301 pm8001_printk("outbound queue HW event & event type : "));
3302 switch (eventType) {
3303 case HW_EVENT_PHY_START_STATUS:
3304 PM8001_MSG_DBG(pm8001_ha,
3305 pm8001_printk("HW_EVENT_PHY_START_STATUS"
3306 " status = %x\n", status));
3307 if (status == 0) {
3308 phy->phy_state = 1;
3309 if (pm8001_ha->flags == PM8001F_RUN_TIME)
3310 complete(phy->enable_completion);
3311 }
3312 break;
3313 case HW_EVENT_SAS_PHY_UP:
3314 PM8001_MSG_DBG(pm8001_ha,
3315 pm8001_printk("HW_EVENT_PHY_START_STATUS \n"));
3316 hw_event_sas_phy_up(pm8001_ha, piomb);
3317 break;
3318 case HW_EVENT_SATA_PHY_UP:
3319 PM8001_MSG_DBG(pm8001_ha,
3320 pm8001_printk("HW_EVENT_SATA_PHY_UP \n"));
3321 hw_event_sata_phy_up(pm8001_ha, piomb);
3322 break;
3323 case HW_EVENT_PHY_STOP_STATUS:
3324 PM8001_MSG_DBG(pm8001_ha,
3325 pm8001_printk("HW_EVENT_PHY_STOP_STATUS "
3326 "status = %x\n", status));
3327 if (status == 0)
3328 phy->phy_state = 0;
3329 break;
3330 case HW_EVENT_SATA_SPINUP_HOLD:
3331 PM8001_MSG_DBG(pm8001_ha,
3332 pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD \n"));
3333 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD);
3334 break;
3335 case HW_EVENT_PHY_DOWN:
3336 PM8001_MSG_DBG(pm8001_ha,
3337 pm8001_printk("HW_EVENT_PHY_DOWN \n"));
3338 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL);
3339 phy->phy_attached = 0;
3340 phy->phy_state = 0;
3341 hw_event_phy_down(pm8001_ha, piomb);
3342 break;
3343 case HW_EVENT_PORT_INVALID:
3344 PM8001_MSG_DBG(pm8001_ha,
3345 pm8001_printk("HW_EVENT_PORT_INVALID\n"));
3346 sas_phy_disconnected(sas_phy);
3347 phy->phy_attached = 0;
3348 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3349 break;
3350 /* the broadcast change primitive received, tell the LIBSAS this event
3351 to revalidate the sas domain*/
3352 case HW_EVENT_BROADCAST_CHANGE:
3353 PM8001_MSG_DBG(pm8001_ha,
3354 pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n"));
3355 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE,
3356 port_id, phy_id, 1, 0);
3357 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3358 sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE;
3359 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3360 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3361 break;
3362 case HW_EVENT_PHY_ERROR:
3363 PM8001_MSG_DBG(pm8001_ha,
3364 pm8001_printk("HW_EVENT_PHY_ERROR\n"));
3365 sas_phy_disconnected(&phy->sas_phy);
3366 phy->phy_attached = 0;
3367 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR);
3368 break;
3369 case HW_EVENT_BROADCAST_EXP:
3370 PM8001_MSG_DBG(pm8001_ha,
3371 pm8001_printk("HW_EVENT_BROADCAST_EXP\n"));
3372 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3373 sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP;
3374 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3375 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3376 break;
3377 case HW_EVENT_LINK_ERR_INVALID_DWORD:
3378 PM8001_MSG_DBG(pm8001_ha,
3379 pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n"));
3380 pm8001_hw_event_ack_req(pm8001_ha, 0,
3381 HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
3382 sas_phy_disconnected(sas_phy);
3383 phy->phy_attached = 0;
3384 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3385 break;
3386 case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
3387 PM8001_MSG_DBG(pm8001_ha,
3388 pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n"));
3389 pm8001_hw_event_ack_req(pm8001_ha, 0,
3390 HW_EVENT_LINK_ERR_DISPARITY_ERROR,
3391 port_id, phy_id, 0, 0);
3392 sas_phy_disconnected(sas_phy);
3393 phy->phy_attached = 0;
3394 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3395 break;
3396 case HW_EVENT_LINK_ERR_CODE_VIOLATION:
3397 PM8001_MSG_DBG(pm8001_ha,
3398 pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n"));
3399 pm8001_hw_event_ack_req(pm8001_ha, 0,
3400 HW_EVENT_LINK_ERR_CODE_VIOLATION,
3401 port_id, phy_id, 0, 0);
3402 sas_phy_disconnected(sas_phy);
3403 phy->phy_attached = 0;
3404 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3405 break;
3406 case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
3407 PM8001_MSG_DBG(pm8001_ha,
3408 pm8001_printk("HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n"));
3409 pm8001_hw_event_ack_req(pm8001_ha, 0,
3410 HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
3411 port_id, phy_id, 0, 0);
3412 sas_phy_disconnected(sas_phy);
3413 phy->phy_attached = 0;
3414 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3415 break;
3416 case HW_EVENT_MALFUNCTION:
3417 PM8001_MSG_DBG(pm8001_ha,
3418 pm8001_printk("HW_EVENT_MALFUNCTION\n"));
3419 break;
3420 case HW_EVENT_BROADCAST_SES:
3421 PM8001_MSG_DBG(pm8001_ha,
3422 pm8001_printk("HW_EVENT_BROADCAST_SES\n"));
3423 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3424 sas_phy->sas_prim = HW_EVENT_BROADCAST_SES;
3425 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3426 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3427 break;
3428 case HW_EVENT_INBOUND_CRC_ERROR:
3429 PM8001_MSG_DBG(pm8001_ha,
3430 pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n"));
3431 pm8001_hw_event_ack_req(pm8001_ha, 0,
3432 HW_EVENT_INBOUND_CRC_ERROR,
3433 port_id, phy_id, 0, 0);
3434 break;
3435 case HW_EVENT_HARD_RESET_RECEIVED:
3436 PM8001_MSG_DBG(pm8001_ha,
3437 pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n"));
3438 sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET);
3439 break;
3440 case HW_EVENT_ID_FRAME_TIMEOUT:
3441 PM8001_MSG_DBG(pm8001_ha,
3442 pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n"));
3443 sas_phy_disconnected(sas_phy);
3444 phy->phy_attached = 0;
3445 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3446 break;
3447 case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
3448 PM8001_MSG_DBG(pm8001_ha,
3449 pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED \n"));
3450 pm8001_hw_event_ack_req(pm8001_ha, 0,
3451 HW_EVENT_LINK_ERR_PHY_RESET_FAILED,
3452 port_id, phy_id, 0, 0);
3453 sas_phy_disconnected(sas_phy);
3454 phy->phy_attached = 0;
3455 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3456 break;
3457 case HW_EVENT_PORT_RESET_TIMER_TMO:
3458 PM8001_MSG_DBG(pm8001_ha,
3459 pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO \n"));
3460 sas_phy_disconnected(sas_phy);
3461 phy->phy_attached = 0;
3462 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3463 break;
3464 case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
3465 PM8001_MSG_DBG(pm8001_ha,
3466 pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO \n"));
3467 sas_phy_disconnected(sas_phy);
3468 phy->phy_attached = 0;
3469 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3470 break;
3471 case HW_EVENT_PORT_RECOVER:
3472 PM8001_MSG_DBG(pm8001_ha,
3473 pm8001_printk("HW_EVENT_PORT_RECOVER \n"));
3474 break;
3475 case HW_EVENT_PORT_RESET_COMPLETE:
3476 PM8001_MSG_DBG(pm8001_ha,
3477 pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE \n"));
3478 break;
3479 case EVENT_BROADCAST_ASYNCH_EVENT:
3480 PM8001_MSG_DBG(pm8001_ha,
3481 pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n"));
3482 break;
3483 default:
3484 PM8001_MSG_DBG(pm8001_ha,
3485 pm8001_printk("Unknown event type = %x\n", eventType));
3486 break;
3487 }
3488 return 0;
3489 }
3490
3491 /**
3492 * process_one_iomb - process one outbound Queue memory block
3493 * @pm8001_ha: our hba card information
3494 * @piomb: IO message buffer
3495 */
3496 static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb)
3497 {
3498 u32 pHeader = (u32)*(u32 *)piomb;
3499 u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF);
3500
3501 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:"));
3502
3503 switch (opc) {
3504 case OPC_OUB_ECHO:
3505 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO \n"));
3506 break;
3507 case OPC_OUB_HW_EVENT:
3508 PM8001_MSG_DBG(pm8001_ha,
3509 pm8001_printk("OPC_OUB_HW_EVENT \n"));
3510 mpi_hw_event(pm8001_ha, piomb);
3511 break;
3512 case OPC_OUB_SSP_COMP:
3513 PM8001_MSG_DBG(pm8001_ha,
3514 pm8001_printk("OPC_OUB_SSP_COMP \n"));
3515 mpi_ssp_completion(pm8001_ha, piomb);
3516 break;
3517 case OPC_OUB_SMP_COMP:
3518 PM8001_MSG_DBG(pm8001_ha,
3519 pm8001_printk("OPC_OUB_SMP_COMP \n"));
3520 mpi_smp_completion(pm8001_ha, piomb);
3521 break;
3522 case OPC_OUB_LOCAL_PHY_CNTRL:
3523 PM8001_MSG_DBG(pm8001_ha,
3524 pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n"));
3525 mpi_local_phy_ctl(pm8001_ha, piomb);
3526 break;
3527 case OPC_OUB_DEV_REGIST:
3528 PM8001_MSG_DBG(pm8001_ha,
3529 pm8001_printk("OPC_OUB_DEV_REGIST \n"));
3530 mpi_reg_resp(pm8001_ha, piomb);
3531 break;
3532 case OPC_OUB_DEREG_DEV:
3533 PM8001_MSG_DBG(pm8001_ha,
3534 pm8001_printk("unresgister the deviece \n"));
3535 mpi_dereg_resp(pm8001_ha, piomb);
3536 break;
3537 case OPC_OUB_GET_DEV_HANDLE:
3538 PM8001_MSG_DBG(pm8001_ha,
3539 pm8001_printk("OPC_OUB_GET_DEV_HANDLE \n"));
3540 break;
3541 case OPC_OUB_SATA_COMP:
3542 PM8001_MSG_DBG(pm8001_ha,
3543 pm8001_printk("OPC_OUB_SATA_COMP \n"));
3544 mpi_sata_completion(pm8001_ha, piomb);
3545 break;
3546 case OPC_OUB_SATA_EVENT:
3547 PM8001_MSG_DBG(pm8001_ha,
3548 pm8001_printk("OPC_OUB_SATA_EVENT \n"));
3549 mpi_sata_event(pm8001_ha, piomb);
3550 break;
3551 case OPC_OUB_SSP_EVENT:
3552 PM8001_MSG_DBG(pm8001_ha,
3553 pm8001_printk("OPC_OUB_SSP_EVENT\n"));
3554 mpi_ssp_event(pm8001_ha, piomb);
3555 break;
3556 case OPC_OUB_DEV_HANDLE_ARRIV:
3557 PM8001_MSG_DBG(pm8001_ha,
3558 pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n"));
3559 /*This is for target*/
3560 break;
3561 case OPC_OUB_SSP_RECV_EVENT:
3562 PM8001_MSG_DBG(pm8001_ha,
3563 pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n"));
3564 /*This is for target*/
3565 break;
3566 case OPC_OUB_DEV_INFO:
3567 PM8001_MSG_DBG(pm8001_ha,
3568 pm8001_printk("OPC_OUB_DEV_INFO\n"));
3569 break;
3570 case OPC_OUB_FW_FLASH_UPDATE:
3571 PM8001_MSG_DBG(pm8001_ha,
3572 pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n"));
3573 mpi_fw_flash_update_resp(pm8001_ha, piomb);
3574 break;
3575 case OPC_OUB_GPIO_RESPONSE:
3576 PM8001_MSG_DBG(pm8001_ha,
3577 pm8001_printk("OPC_OUB_GPIO_RESPONSE\n"));
3578 break;
3579 case OPC_OUB_GPIO_EVENT:
3580 PM8001_MSG_DBG(pm8001_ha,
3581 pm8001_printk("OPC_OUB_GPIO_EVENT\n"));
3582 break;
3583 case OPC_OUB_GENERAL_EVENT:
3584 PM8001_MSG_DBG(pm8001_ha,
3585 pm8001_printk("OPC_OUB_GENERAL_EVENT\n"));
3586 mpi_general_event(pm8001_ha, piomb);
3587 break;
3588 case OPC_OUB_SSP_ABORT_RSP:
3589 PM8001_MSG_DBG(pm8001_ha,
3590 pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n"));
3591 mpi_task_abort_resp(pm8001_ha, piomb);
3592 break;
3593 case OPC_OUB_SATA_ABORT_RSP:
3594 PM8001_MSG_DBG(pm8001_ha,
3595 pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n"));
3596 mpi_task_abort_resp(pm8001_ha, piomb);
3597 break;
3598 case OPC_OUB_SAS_DIAG_MODE_START_END:
3599 PM8001_MSG_DBG(pm8001_ha,
3600 pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n"));
3601 break;
3602 case OPC_OUB_SAS_DIAG_EXECUTE:
3603 PM8001_MSG_DBG(pm8001_ha,
3604 pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n"));
3605 break;
3606 case OPC_OUB_GET_TIME_STAMP:
3607 PM8001_MSG_DBG(pm8001_ha,
3608 pm8001_printk("OPC_OUB_GET_TIME_STAMP\n"));
3609 break;
3610 case OPC_OUB_SAS_HW_EVENT_ACK:
3611 PM8001_MSG_DBG(pm8001_ha,
3612 pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n"));
3613 break;
3614 case OPC_OUB_PORT_CONTROL:
3615 PM8001_MSG_DBG(pm8001_ha,
3616 pm8001_printk("OPC_OUB_PORT_CONTROL\n"));
3617 break;
3618 case OPC_OUB_SMP_ABORT_RSP:
3619 PM8001_MSG_DBG(pm8001_ha,
3620 pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n"));
3621 mpi_task_abort_resp(pm8001_ha, piomb);
3622 break;
3623 case OPC_OUB_GET_NVMD_DATA:
3624 PM8001_MSG_DBG(pm8001_ha,
3625 pm8001_printk("OPC_OUB_GET_NVMD_DATA\n"));
3626 mpi_get_nvmd_resp(pm8001_ha, piomb);
3627 break;
3628 case OPC_OUB_SET_NVMD_DATA:
3629 PM8001_MSG_DBG(pm8001_ha,
3630 pm8001_printk("OPC_OUB_SET_NVMD_DATA\n"));
3631 mpi_set_nvmd_resp(pm8001_ha, piomb);
3632 break;
3633 case OPC_OUB_DEVICE_HANDLE_REMOVAL:
3634 PM8001_MSG_DBG(pm8001_ha,
3635 pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n"));
3636 break;
3637 case OPC_OUB_SET_DEVICE_STATE:
3638 PM8001_MSG_DBG(pm8001_ha,
3639 pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n"));
3640 mpi_set_dev_state_resp(pm8001_ha, piomb);
3641 break;
3642 case OPC_OUB_GET_DEVICE_STATE:
3643 PM8001_MSG_DBG(pm8001_ha,
3644 pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n"));
3645 break;
3646 case OPC_OUB_SET_DEV_INFO:
3647 PM8001_MSG_DBG(pm8001_ha,
3648 pm8001_printk("OPC_OUB_SET_DEV_INFO\n"));
3649 break;
3650 case OPC_OUB_SAS_RE_INITIALIZE:
3651 PM8001_MSG_DBG(pm8001_ha,
3652 pm8001_printk("OPC_OUB_SAS_RE_INITIALIZE\n"));
3653 break;
3654 default:
3655 PM8001_MSG_DBG(pm8001_ha,
3656 pm8001_printk("Unknown outbound Queue IOMB OPC = %x\n",
3657 opc));
3658 break;
3659 }
3660 }
3661
3662 static int process_oq(struct pm8001_hba_info *pm8001_ha)
3663 {
3664 struct outbound_queue_table *circularQ;
3665 void *pMsg1 = NULL;
3666 u8 bc = 0;
3667 u32 ret = MPI_IO_STATUS_FAIL;
3668
3669 circularQ = &pm8001_ha->outbnd_q_tbl[0];
3670 do {
3671 ret = mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
3672 if (MPI_IO_STATUS_SUCCESS == ret) {
3673 /* process the outbound message */
3674 process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4));
3675 /* free the message from the outbound circular buffer */
3676 mpi_msg_free_set(pm8001_ha, pMsg1, circularQ, bc);
3677 }
3678 if (MPI_IO_STATUS_BUSY == ret) {
3679 u32 producer_idx;
3680 /* Update the producer index from SPC */
3681 producer_idx = pm8001_read_32(circularQ->pi_virt);
3682 circularQ->producer_index = cpu_to_le32(producer_idx);
3683 if (circularQ->producer_index ==
3684 circularQ->consumer_idx)
3685 /* OQ is empty */
3686 break;
3687 }
3688 } while (1);
3689 return ret;
3690 }
3691
3692 /* PCI_DMA_... to our direction translation. */
3693 static const u8 data_dir_flags[] = {
3694 [PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,/* UNSPECIFIED */
3695 [PCI_DMA_TODEVICE] = DATA_DIR_OUT,/* OUTBOUND */
3696 [PCI_DMA_FROMDEVICE] = DATA_DIR_IN,/* INBOUND */
3697 [PCI_DMA_NONE] = DATA_DIR_NONE,/* NO TRANSFER */
3698 };
3699 static void
3700 pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd)
3701 {
3702 int i;
3703 struct scatterlist *sg;
3704 struct pm8001_prd *buf_prd = prd;
3705
3706 for_each_sg(scatter, sg, nr, i) {
3707 buf_prd->addr = cpu_to_le64(sg_dma_address(sg));
3708 buf_prd->im_len.len = cpu_to_le32(sg_dma_len(sg));
3709 buf_prd->im_len.e = 0;
3710 buf_prd++;
3711 }
3712 }
3713
3714 static void build_smp_cmd(u32 deviceID, u32 hTag, struct smp_req *psmp_cmd)
3715 {
3716 psmp_cmd->tag = cpu_to_le32(hTag);
3717 psmp_cmd->device_id = cpu_to_le32(deviceID);
3718 psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
3719 }
3720
3721 /**
3722 * pm8001_chip_smp_req - send a SMP task to FW
3723 * @pm8001_ha: our hba card information.
3724 * @ccb: the ccb information this request used.
3725 */
3726 static int pm8001_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
3727 struct pm8001_ccb_info *ccb)
3728 {
3729 int elem, rc;
3730 struct sas_task *task = ccb->task;
3731 struct domain_device *dev = task->dev;
3732 struct pm8001_device *pm8001_dev = dev->lldd_dev;
3733 struct scatterlist *sg_req, *sg_resp;
3734 u32 req_len, resp_len;
3735 struct smp_req smp_cmd;
3736 u32 opc;
3737 struct inbound_queue_table *circularQ;
3738
3739 memset(&smp_cmd, 0, sizeof(smp_cmd));
3740 /*
3741 * DMA-map SMP request, response buffers
3742 */
3743 sg_req = &task->smp_task.smp_req;
3744 elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, PCI_DMA_TODEVICE);
3745 if (!elem)
3746 return -ENOMEM;
3747 req_len = sg_dma_len(sg_req);
3748
3749 sg_resp = &task->smp_task.smp_resp;
3750 elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, PCI_DMA_FROMDEVICE);
3751 if (!elem) {
3752 rc = -ENOMEM;
3753 goto err_out;
3754 }
3755 resp_len = sg_dma_len(sg_resp);
3756 /* must be in dwords */
3757 if ((req_len & 0x3) || (resp_len & 0x3)) {
3758 rc = -EINVAL;
3759 goto err_out_2;
3760 }
3761
3762 opc = OPC_INB_SMP_REQUEST;
3763 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3764 smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
3765 smp_cmd.long_smp_req.long_req_addr =
3766 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
3767 smp_cmd.long_smp_req.long_req_size =
3768 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
3769 smp_cmd.long_smp_req.long_resp_addr =
3770 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp));
3771 smp_cmd.long_smp_req.long_resp_size =
3772 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
3773 build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd);
3774 mpi_build_cmd(pm8001_ha, circularQ, opc, (u32 *)&smp_cmd);
3775 return 0;
3776
3777 err_out_2:
3778 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
3779 PCI_DMA_FROMDEVICE);
3780 err_out:
3781 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
3782 PCI_DMA_TODEVICE);
3783 return rc;
3784 }
3785
3786 /**
3787 * pm8001_chip_ssp_io_req - send a SSP task to FW
3788 * @pm8001_ha: our hba card information.
3789 * @ccb: the ccb information this request used.
3790 */
3791 static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
3792 struct pm8001_ccb_info *ccb)
3793 {
3794 struct sas_task *task = ccb->task;
3795 struct domain_device *dev = task->dev;
3796 struct pm8001_device *pm8001_dev = dev->lldd_dev;
3797 struct ssp_ini_io_start_req ssp_cmd;
3798 u32 tag = ccb->ccb_tag;
3799 int ret;
3800 __le64 phys_addr;
3801 struct inbound_queue_table *circularQ;
3802 u32 opc = OPC_INB_SSPINIIOSTART;
3803 memset(&ssp_cmd, 0, sizeof(ssp_cmd));
3804 memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
3805 ssp_cmd.dir_m_tlr =
3806 cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);/*0 for
3807 SAS 1.1 compatible TLR*/
3808 ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
3809 ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
3810 ssp_cmd.tag = cpu_to_le32(tag);
3811 if (task->ssp_task.enable_first_burst)
3812 ssp_cmd.ssp_iu.efb_prio_attr |= 0x80;
3813 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
3814 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
3815 memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cdb, 16);
3816 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3817
3818 /* fill in PRD (scatter/gather) table, if any */
3819 if (task->num_scatter > 1) {
3820 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
3821 phys_addr = cpu_to_le64(ccb->ccb_dma_handle +
3822 offsetof(struct pm8001_ccb_info, buf_prd[0]));
3823 ssp_cmd.addr_low = lower_32_bits(phys_addr);
3824 ssp_cmd.addr_high = upper_32_bits(phys_addr);
3825 ssp_cmd.esgl = cpu_to_le32(1<<31);
3826 } else if (task->num_scatter == 1) {
3827 __le64 dma_addr = cpu_to_le64(sg_dma_address(task->scatter));
3828 ssp_cmd.addr_low = lower_32_bits(dma_addr);
3829 ssp_cmd.addr_high = upper_32_bits(dma_addr);
3830 ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
3831 ssp_cmd.esgl = 0;
3832 } else if (task->num_scatter == 0) {
3833 ssp_cmd.addr_low = 0;
3834 ssp_cmd.addr_high = 0;
3835 ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
3836 ssp_cmd.esgl = 0;
3837 }
3838 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd);
3839 return ret;
3840 }
3841
3842 static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
3843 struct pm8001_ccb_info *ccb)
3844 {
3845 struct sas_task *task = ccb->task;
3846 struct domain_device *dev = task->dev;
3847 struct pm8001_device *pm8001_ha_dev = dev->lldd_dev;
3848 u32 tag = ccb->ccb_tag;
3849 int ret;
3850 struct sata_start_req sata_cmd;
3851 u32 hdr_tag, ncg_tag = 0;
3852 __le64 phys_addr;
3853 u32 ATAP = 0x0;
3854 u32 dir;
3855 struct inbound_queue_table *circularQ;
3856 u32 opc = OPC_INB_SATA_HOST_OPSTART;
3857 memset(&sata_cmd, 0, sizeof(sata_cmd));
3858 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3859 if (task->data_dir == PCI_DMA_NONE) {
3860 ATAP = 0x04; /* no data*/
3861 PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data \n"));
3862 } else if (likely(!task->ata_task.device_control_reg_update)) {
3863 if (task->ata_task.dma_xfer) {
3864 ATAP = 0x06; /* DMA */
3865 PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA \n"));
3866 } else {
3867 ATAP = 0x05; /* PIO*/
3868 PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO \n"));
3869 }
3870 if (task->ata_task.use_ncq &&
3871 dev->sata_dev.command_set != ATAPI_COMMAND_SET) {
3872 ATAP = 0x07; /* FPDMA */
3873 PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA \n"));
3874 }
3875 }
3876 if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag))
3877 ncg_tag = hdr_tag;
3878 dir = data_dir_flags[task->data_dir] << 8;
3879 sata_cmd.tag = cpu_to_le32(tag);
3880 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
3881 sata_cmd.data_len = cpu_to_le32(task->total_xfer_len);
3882 sata_cmd.ncqtag_atap_dir_m =
3883 cpu_to_le32(((ncg_tag & 0xff)<<16)|((ATAP & 0x3f) << 10) | dir);
3884 sata_cmd.sata_fis = task->ata_task.fis;
3885 if (likely(!task->ata_task.device_control_reg_update))
3886 sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */
3887 sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */
3888 /* fill in PRD (scatter/gather) table, if any */
3889 if (task->num_scatter > 1) {
3890 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
3891 phys_addr = cpu_to_le64(ccb->ccb_dma_handle +
3892 offsetof(struct pm8001_ccb_info, buf_prd[0]));
3893 sata_cmd.addr_low = lower_32_bits(phys_addr);
3894 sata_cmd.addr_high = upper_32_bits(phys_addr);
3895 sata_cmd.esgl = cpu_to_le32(1 << 31);
3896 } else if (task->num_scatter == 1) {
3897 __le64 dma_addr = cpu_to_le64(sg_dma_address(task->scatter));
3898 sata_cmd.addr_low = lower_32_bits(dma_addr);
3899 sata_cmd.addr_high = upper_32_bits(dma_addr);
3900 sata_cmd.len = cpu_to_le32(task->total_xfer_len);
3901 sata_cmd.esgl = 0;
3902 } else if (task->num_scatter == 0) {
3903 sata_cmd.addr_low = 0;
3904 sata_cmd.addr_high = 0;
3905 sata_cmd.len = cpu_to_le32(task->total_xfer_len);
3906 sata_cmd.esgl = 0;
3907 }
3908 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd);
3909 return ret;
3910 }
3911
3912 /**
3913 * pm8001_chip_phy_start_req - start phy via PHY_START COMMAND
3914 * @pm8001_ha: our hba card information.
3915 * @num: the inbound queue number
3916 * @phy_id: the phy id which we wanted to start up.
3917 */
3918 static int
3919 pm8001_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id)
3920 {
3921 struct phy_start_req payload;
3922 struct inbound_queue_table *circularQ;
3923 int ret;
3924 u32 tag = 0x01;
3925 u32 opcode = OPC_INB_PHYSTART;
3926 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3927 memset(&payload, 0, sizeof(payload));
3928 payload.tag = cpu_to_le32(tag);
3929 /*
3930 ** [0:7] PHY Identifier
3931 ** [8:11] link rate 1.5G, 3G, 6G
3932 ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b both
3933 ** [14] 0b disable spin up hold; 1b enable spin up hold
3934 */
3935 payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
3936 LINKMODE_AUTO | LINKRATE_15 |
3937 LINKRATE_30 | LINKRATE_60 | phy_id);
3938 payload.sas_identify.dev_type = SAS_END_DEV;
3939 payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL;
3940 memcpy(payload.sas_identify.sas_addr,
3941 pm8001_ha->sas_addr, SAS_ADDR_SIZE);
3942 payload.sas_identify.phy_id = phy_id;
3943 ret = mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload);
3944 return ret;
3945 }
3946
3947 /**
3948 * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND
3949 * @pm8001_ha: our hba card information.
3950 * @num: the inbound queue number
3951 * @phy_id: the phy id which we wanted to start up.
3952 */
3953 static int pm8001_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha,
3954 u8 phy_id)
3955 {
3956 struct phy_stop_req payload;
3957 struct inbound_queue_table *circularQ;
3958 int ret;
3959 u32 tag = 0x01;
3960 u32 opcode = OPC_INB_PHYSTOP;
3961 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3962 memset(&payload, 0, sizeof(payload));
3963 payload.tag = cpu_to_le32(tag);
3964 payload.phy_id = cpu_to_le32(phy_id);
3965 ret = mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload);
3966 return ret;
3967 }
3968
3969 /**
3970 * see comments on mpi_reg_resp.
3971 */
3972 static int pm8001_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
3973 struct pm8001_device *pm8001_dev, u32 flag)
3974 {
3975 struct reg_dev_req payload;
3976 u32 opc;
3977 u32 stp_sspsmp_sata = 0x4;
3978 struct inbound_queue_table *circularQ;
3979 u32 linkrate, phy_id;
3980 int rc, tag = 0xdeadbeef;
3981 struct pm8001_ccb_info *ccb;
3982 u8 retryFlag = 0x1;
3983 u16 firstBurstSize = 0;
3984 u16 ITNT = 2000;
3985 struct domain_device *dev = pm8001_dev->sas_device;
3986 struct domain_device *parent_dev = dev->parent;
3987 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3988
3989 memset(&payload, 0, sizeof(payload));
3990 rc = pm8001_tag_alloc(pm8001_ha, &tag);
3991 if (rc)
3992 return rc;
3993 ccb = &pm8001_ha->ccb_info[tag];
3994 ccb->device = pm8001_dev;
3995 ccb->ccb_tag = tag;
3996 payload.tag = cpu_to_le32(tag);
3997 if (flag == 1)
3998 stp_sspsmp_sata = 0x02; /*direct attached sata */
3999 else {
4000 if (pm8001_dev->dev_type == SATA_DEV)
4001 stp_sspsmp_sata = 0x00; /* stp*/
4002 else if (pm8001_dev->dev_type == SAS_END_DEV ||
4003 pm8001_dev->dev_type == EDGE_DEV ||
4004 pm8001_dev->dev_type == FANOUT_DEV)
4005 stp_sspsmp_sata = 0x01; /*ssp or smp*/
4006 }
4007 if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type))
4008 phy_id = parent_dev->ex_dev.ex_phy->phy_id;
4009 else
4010 phy_id = pm8001_dev->attached_phy;
4011 opc = OPC_INB_REG_DEV;
4012 linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ?
4013 pm8001_dev->sas_device->linkrate : dev->port->linkrate;
4014 payload.phyid_portid =
4015 cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0x0F) |
4016 ((phy_id & 0x0F) << 4));
4017 payload.dtype_dlr_retry = cpu_to_le32((retryFlag & 0x01) |
4018 ((linkrate & 0x0F) * 0x1000000) |
4019 ((stp_sspsmp_sata & 0x03) * 0x10000000));
4020 payload.firstburstsize_ITNexustimeout =
4021 cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
4022 memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr,
4023 SAS_ADDR_SIZE);
4024 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4025 return rc;
4026 }
4027
4028 /**
4029 * see comments on mpi_reg_resp.
4030 */
4031 static int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha,
4032 u32 device_id)
4033 {
4034 struct dereg_dev_req payload;
4035 u32 opc = OPC_INB_DEREG_DEV_HANDLE;
4036 int ret;
4037 struct inbound_queue_table *circularQ;
4038
4039 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4040 memset(&payload, 0, sizeof(payload));
4041 payload.tag = 1;
4042 payload.device_id = cpu_to_le32(device_id);
4043 PM8001_MSG_DBG(pm8001_ha,
4044 pm8001_printk("unregister device device_id = %d\n", device_id));
4045 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4046 return ret;
4047 }
4048
4049 /**
4050 * pm8001_chip_phy_ctl_req - support the local phy operation
4051 * @pm8001_ha: our hba card information.
4052 * @num: the inbound queue number
4053 * @phy_id: the phy id which we wanted to operate
4054 * @phy_op:
4055 */
4056 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
4057 u32 phyId, u32 phy_op)
4058 {
4059 struct local_phy_ctl_req payload;
4060 struct inbound_queue_table *circularQ;
4061 int ret;
4062 u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
4063 memset(&payload, 0, sizeof(payload));
4064 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4065 payload.tag = 1;
4066 payload.phyop_phyid =
4067 cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F));
4068 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4069 return ret;
4070 }
4071
4072 static u32 pm8001_chip_is_our_interupt(struct pm8001_hba_info *pm8001_ha)
4073 {
4074 u32 value;
4075 #ifdef PM8001_USE_MSIX
4076 return 1;
4077 #endif
4078 value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
4079 if (value)
4080 return 1;
4081 return 0;
4082
4083 }
4084
4085 /**
4086 * pm8001_chip_isr - PM8001 isr handler.
4087 * @pm8001_ha: our hba card information.
4088 * @irq: irq number.
4089 * @stat: stat.
4090 */
4091 static irqreturn_t
4092 pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha)
4093 {
4094 unsigned long flags;
4095 spin_lock_irqsave(&pm8001_ha->lock, flags);
4096 pm8001_chip_interrupt_disable(pm8001_ha);
4097 process_oq(pm8001_ha);
4098 pm8001_chip_interrupt_enable(pm8001_ha);
4099 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
4100 return IRQ_HANDLED;
4101 }
4102
4103 static int send_task_abort(struct pm8001_hba_info *pm8001_ha, u32 opc,
4104 u32 dev_id, u8 flag, u32 task_tag, u32 cmd_tag)
4105 {
4106 struct task_abort_req task_abort;
4107 struct inbound_queue_table *circularQ;
4108 int ret;
4109 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4110 memset(&task_abort, 0, sizeof(task_abort));
4111 if (ABORT_SINGLE == (flag & ABORT_MASK)) {
4112 task_abort.abort_all = 0;
4113 task_abort.device_id = cpu_to_le32(dev_id);
4114 task_abort.tag_to_abort = cpu_to_le32(task_tag);
4115 task_abort.tag = cpu_to_le32(cmd_tag);
4116 } else if (ABORT_ALL == (flag & ABORT_MASK)) {
4117 task_abort.abort_all = cpu_to_le32(1);
4118 task_abort.device_id = cpu_to_le32(dev_id);
4119 task_abort.tag = cpu_to_le32(cmd_tag);
4120 }
4121 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort);
4122 return ret;
4123 }
4124
4125 /**
4126 * pm8001_chip_abort_task - SAS abort task when error or exception happened.
4127 * @task: the task we wanted to aborted.
4128 * @flag: the abort flag.
4129 */
4130 static int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
4131 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag, u32 cmd_tag)
4132 {
4133 u32 opc, device_id;
4134 int rc = TMF_RESP_FUNC_FAILED;
4135 PM8001_EH_DBG(pm8001_ha, pm8001_printk("cmd_tag = %x, abort task tag"
4136 " = %x", cmd_tag, task_tag));
4137 if (pm8001_dev->dev_type == SAS_END_DEV)
4138 opc = OPC_INB_SSP_ABORT;
4139 else if (pm8001_dev->dev_type == SATA_DEV)
4140 opc = OPC_INB_SATA_ABORT;
4141 else
4142 opc = OPC_INB_SMP_ABORT;/* SMP */
4143 device_id = pm8001_dev->device_id;
4144 rc = send_task_abort(pm8001_ha, opc, device_id, flag,
4145 task_tag, cmd_tag);
4146 if (rc != TMF_RESP_FUNC_COMPLETE)
4147 PM8001_EH_DBG(pm8001_ha, pm8001_printk("rc= %d\n", rc));
4148 return rc;
4149 }
4150
4151 /**
4152 * pm8001_chip_ssp_tm_req - built the task management command.
4153 * @pm8001_ha: our hba card information.
4154 * @ccb: the ccb information.
4155 * @tmf: task management function.
4156 */
4157 static int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
4158 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf)
4159 {
4160 struct sas_task *task = ccb->task;
4161 struct domain_device *dev = task->dev;
4162 struct pm8001_device *pm8001_dev = dev->lldd_dev;
4163 u32 opc = OPC_INB_SSPINITMSTART;
4164 struct inbound_queue_table *circularQ;
4165 struct ssp_ini_tm_start_req sspTMCmd;
4166 int ret;
4167
4168 memset(&sspTMCmd, 0, sizeof(sspTMCmd));
4169 sspTMCmd.device_id = cpu_to_le32(pm8001_dev->device_id);
4170 sspTMCmd.relate_tag = cpu_to_le32(tmf->tag_of_task_to_be_managed);
4171 sspTMCmd.tmf = cpu_to_le32(tmf->tmf);
4172 memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8);
4173 sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag);
4174 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4175 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd);
4176 return ret;
4177 }
4178
4179 static int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha,
4180 void *payload)
4181 {
4182 u32 opc = OPC_INB_GET_NVMD_DATA;
4183 u32 nvmd_type;
4184 int rc;
4185 u32 tag;
4186 struct pm8001_ccb_info *ccb;
4187 struct inbound_queue_table *circularQ;
4188 struct get_nvm_data_req nvmd_req;
4189 struct fw_control_ex *fw_control_context;
4190 struct pm8001_ioctl_payload *ioctl_payload = payload;
4191
4192 nvmd_type = ioctl_payload->minor_function;
4193 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
4194 if (!fw_control_context)
4195 return -ENOMEM;
4196 fw_control_context->usrAddr = (u8 *)&ioctl_payload->func_specific[0];
4197 fw_control_context->len = ioctl_payload->length;
4198 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4199 memset(&nvmd_req, 0, sizeof(nvmd_req));
4200 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4201 if (rc) {
4202 kfree(fw_control_context);
4203 return rc;
4204 }
4205 ccb = &pm8001_ha->ccb_info[tag];
4206 ccb->ccb_tag = tag;
4207 ccb->fw_control_context = fw_control_context;
4208 nvmd_req.tag = cpu_to_le32(tag);
4209
4210 switch (nvmd_type) {
4211 case TWI_DEVICE: {
4212 u32 twi_addr, twi_page_size;
4213 twi_addr = 0xa8;
4214 twi_page_size = 2;
4215
4216 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
4217 twi_page_size << 8 | TWI_DEVICE);
4218 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4219 nvmd_req.resp_addr_hi =
4220 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4221 nvmd_req.resp_addr_lo =
4222 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4223 break;
4224 }
4225 case C_SEEPROM: {
4226 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
4227 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4228 nvmd_req.resp_addr_hi =
4229 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4230 nvmd_req.resp_addr_lo =
4231 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4232 break;
4233 }
4234 case VPD_FLASH: {
4235 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
4236 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4237 nvmd_req.resp_addr_hi =
4238 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4239 nvmd_req.resp_addr_lo =
4240 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4241 break;
4242 }
4243 case EXPAN_ROM: {
4244 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
4245 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4246 nvmd_req.resp_addr_hi =
4247 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4248 nvmd_req.resp_addr_lo =
4249 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4250 break;
4251 }
4252 default:
4253 break;
4254 }
4255 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req);
4256 return rc;
4257 }
4258
4259 static int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha,
4260 void *payload)
4261 {
4262 u32 opc = OPC_INB_SET_NVMD_DATA;
4263 u32 nvmd_type;
4264 int rc;
4265 u32 tag;
4266 struct pm8001_ccb_info *ccb;
4267 struct inbound_queue_table *circularQ;
4268 struct set_nvm_data_req nvmd_req;
4269 struct fw_control_ex *fw_control_context;
4270 struct pm8001_ioctl_payload *ioctl_payload = payload;
4271
4272 nvmd_type = ioctl_payload->minor_function;
4273 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
4274 if (!fw_control_context)
4275 return -ENOMEM;
4276 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4277 memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr,
4278 ioctl_payload->func_specific,
4279 ioctl_payload->length);
4280 memset(&nvmd_req, 0, sizeof(nvmd_req));
4281 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4282 if (rc) {
4283 kfree(fw_control_context);
4284 return rc;
4285 }
4286 ccb = &pm8001_ha->ccb_info[tag];
4287 ccb->fw_control_context = fw_control_context;
4288 ccb->ccb_tag = tag;
4289 nvmd_req.tag = cpu_to_le32(tag);
4290 switch (nvmd_type) {
4291 case TWI_DEVICE: {
4292 u32 twi_addr, twi_page_size;
4293 twi_addr = 0xa8;
4294 twi_page_size = 2;
4295 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4296 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
4297 twi_page_size << 8 | TWI_DEVICE);
4298 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4299 nvmd_req.resp_addr_hi =
4300 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4301 nvmd_req.resp_addr_lo =
4302 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4303 break;
4304 }
4305 case C_SEEPROM:
4306 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
4307 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4308 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4309 nvmd_req.resp_addr_hi =
4310 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4311 nvmd_req.resp_addr_lo =
4312 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4313 break;
4314 case VPD_FLASH:
4315 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
4316 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4317 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4318 nvmd_req.resp_addr_hi =
4319 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4320 nvmd_req.resp_addr_lo =
4321 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4322 break;
4323 case EXPAN_ROM:
4324 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
4325 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4326 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4327 nvmd_req.resp_addr_hi =
4328 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4329 nvmd_req.resp_addr_lo =
4330 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4331 break;
4332 default:
4333 break;
4334 }
4335 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req);
4336 return rc;
4337 }
4338
4339 /**
4340 * pm8001_chip_fw_flash_update_build - support the firmware update operation
4341 * @pm8001_ha: our hba card information.
4342 * @fw_flash_updata_info: firmware flash update param
4343 */
4344 static int
4345 pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
4346 void *fw_flash_updata_info, u32 tag)
4347 {
4348 struct fw_flash_Update_req payload;
4349 struct fw_flash_updata_info *info;
4350 struct inbound_queue_table *circularQ;
4351 int ret;
4352 u32 opc = OPC_INB_FW_FLASH_UPDATE;
4353
4354 memset(&payload, 0, sizeof(struct fw_flash_Update_req));
4355 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4356 info = fw_flash_updata_info;
4357 payload.tag = cpu_to_le32(tag);
4358 payload.cur_image_len = cpu_to_le32(info->cur_image_len);
4359 payload.cur_image_offset = cpu_to_le32(info->cur_image_offset);
4360 payload.total_image_len = cpu_to_le32(info->total_image_len);
4361 payload.len = info->sgl.im_len.len ;
4362 payload.sgl_addr_lo = lower_32_bits(info->sgl.addr);
4363 payload.sgl_addr_hi = upper_32_bits(info->sgl.addr);
4364 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4365 return ret;
4366 }
4367
4368 static int
4369 pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
4370 void *payload)
4371 {
4372 struct fw_flash_updata_info flash_update_info;
4373 struct fw_control_info *fw_control;
4374 struct fw_control_ex *fw_control_context;
4375 int rc;
4376 u32 tag;
4377 struct pm8001_ccb_info *ccb;
4378 void *buffer = NULL;
4379 dma_addr_t phys_addr;
4380 u32 phys_addr_hi;
4381 u32 phys_addr_lo;
4382 struct pm8001_ioctl_payload *ioctl_payload = payload;
4383
4384 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
4385 if (!fw_control_context)
4386 return -ENOMEM;
4387 fw_control = (struct fw_control_info *)&ioctl_payload->func_specific[0];
4388 if (fw_control->len != 0) {
4389 if (pm8001_mem_alloc(pm8001_ha->pdev,
4390 (void **)&buffer,
4391 &phys_addr,
4392 &phys_addr_hi,
4393 &phys_addr_lo,
4394 fw_control->len, 0) != 0) {
4395 PM8001_FAIL_DBG(pm8001_ha,
4396 pm8001_printk("Mem alloc failure\n"));
4397 kfree(fw_control_context);
4398 return -ENOMEM;
4399 }
4400 }
4401 memcpy(buffer, fw_control->buffer, fw_control->len);
4402 flash_update_info.sgl.addr = cpu_to_le64(phys_addr);
4403 flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len);
4404 flash_update_info.sgl.im_len.e = 0;
4405 flash_update_info.cur_image_offset = fw_control->offset;
4406 flash_update_info.cur_image_len = fw_control->len;
4407 flash_update_info.total_image_len = fw_control->size;
4408 fw_control_context->fw_control = fw_control;
4409 fw_control_context->virtAddr = buffer;
4410 fw_control_context->len = fw_control->len;
4411 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4412 if (rc) {
4413 kfree(fw_control_context);
4414 return rc;
4415 }
4416 ccb = &pm8001_ha->ccb_info[tag];
4417 ccb->fw_control_context = fw_control_context;
4418 ccb->ccb_tag = tag;
4419 rc = pm8001_chip_fw_flash_update_build(pm8001_ha, &flash_update_info,
4420 tag);
4421 return rc;
4422 }
4423
4424 static int
4425 pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
4426 struct pm8001_device *pm8001_dev, u32 state)
4427 {
4428 struct set_dev_state_req payload;
4429 struct inbound_queue_table *circularQ;
4430 struct pm8001_ccb_info *ccb;
4431 int rc;
4432 u32 tag;
4433 u32 opc = OPC_INB_SET_DEVICE_STATE;
4434 memset(&payload, 0, sizeof(payload));
4435 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4436 if (rc)
4437 return -1;
4438 ccb = &pm8001_ha->ccb_info[tag];
4439 ccb->ccb_tag = tag;
4440 ccb->device = pm8001_dev;
4441 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4442 payload.tag = cpu_to_le32(tag);
4443 payload.device_id = cpu_to_le32(pm8001_dev->device_id);
4444 payload.nds = cpu_to_le32(state);
4445 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4446 return rc;
4447
4448 }
4449
4450 static int
4451 pm8001_chip_sas_re_initialization(struct pm8001_hba_info *pm8001_ha)
4452 {
4453 struct sas_re_initialization_req payload;
4454 struct inbound_queue_table *circularQ;
4455 struct pm8001_ccb_info *ccb;
4456 int rc;
4457 u32 tag;
4458 u32 opc = OPC_INB_SAS_RE_INITIALIZE;
4459 memset(&payload, 0, sizeof(payload));
4460 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4461 if (rc)
4462 return -1;
4463 ccb = &pm8001_ha->ccb_info[tag];
4464 ccb->ccb_tag = tag;
4465 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4466 payload.tag = cpu_to_le32(tag);
4467 payload.SSAHOLT = cpu_to_le32(0xd << 25);
4468 payload.sata_hol_tmo = cpu_to_le32(80);
4469 payload.open_reject_cmdretries_data_retries = cpu_to_le32(0xff00ff);
4470 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4471 return rc;
4472
4473 }
4474
4475 const struct pm8001_dispatch pm8001_8001_dispatch = {
4476 .name = "pmc8001",
4477 .chip_init = pm8001_chip_init,
4478 .chip_soft_rst = pm8001_chip_soft_rst,
4479 .chip_rst = pm8001_hw_chip_rst,
4480 .chip_iounmap = pm8001_chip_iounmap,
4481 .isr = pm8001_chip_isr,
4482 .is_our_interupt = pm8001_chip_is_our_interupt,
4483 .isr_process_oq = process_oq,
4484 .interrupt_enable = pm8001_chip_interrupt_enable,
4485 .interrupt_disable = pm8001_chip_interrupt_disable,
4486 .make_prd = pm8001_chip_make_sg,
4487 .smp_req = pm8001_chip_smp_req,
4488 .ssp_io_req = pm8001_chip_ssp_io_req,
4489 .sata_req = pm8001_chip_sata_req,
4490 .phy_start_req = pm8001_chip_phy_start_req,
4491 .phy_stop_req = pm8001_chip_phy_stop_req,
4492 .reg_dev_req = pm8001_chip_reg_dev_req,
4493 .dereg_dev_req = pm8001_chip_dereg_dev_req,
4494 .phy_ctl_req = pm8001_chip_phy_ctl_req,
4495 .task_abort = pm8001_chip_abort_task,
4496 .ssp_tm_req = pm8001_chip_ssp_tm_req,
4497 .get_nvmd_req = pm8001_chip_get_nvmd_req,
4498 .set_nvmd_req = pm8001_chip_set_nvmd_req,
4499 .fw_flash_update_req = pm8001_chip_fw_flash_update_req,
4500 .set_dev_state_req = pm8001_chip_set_dev_state_req,
4501 .sas_re_init_req = pm8001_chip_sas_re_initialization,
4502 };
4503
linux-next