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Diffstat (limited to 'drivers/scsi/pm8001/pm8001_hwi.c')
-rw-r--r--drivers/scsi/pm8001/pm8001_hwi.c4458
1 files changed, 4458 insertions, 0 deletions
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
new file mode 100644
index 000000000000..a3de306b9045
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -0,0 +1,4458 @@
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 "pm8001_sas.h"
41 #include "pm8001_hwi.h"
42 #include "pm8001_chips.h"
43 #include "pm8001_ctl.h"
44
45/**
46 * read_main_config_table - read the configure table and save it.
47 * @pm8001_ha: our hba card information
48 */
49static void __devinit read_main_config_table(struct pm8001_hba_info *pm8001_ha)
50{
51 void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
52 pm8001_ha->main_cfg_tbl.signature = pm8001_mr32(address, 0x00);
53 pm8001_ha->main_cfg_tbl.interface_rev = pm8001_mr32(address, 0x04);
54 pm8001_ha->main_cfg_tbl.firmware_rev = pm8001_mr32(address, 0x08);
55 pm8001_ha->main_cfg_tbl.max_out_io = pm8001_mr32(address, 0x0C);
56 pm8001_ha->main_cfg_tbl.max_sgl = pm8001_mr32(address, 0x10);
57 pm8001_ha->main_cfg_tbl.ctrl_cap_flag = pm8001_mr32(address, 0x14);
58 pm8001_ha->main_cfg_tbl.gst_offset = pm8001_mr32(address, 0x18);
59 pm8001_ha->main_cfg_tbl.inbound_queue_offset =
60 pm8001_mr32(address, MAIN_IBQ_OFFSET);
61 pm8001_ha->main_cfg_tbl.outbound_queue_offset =
62 pm8001_mr32(address, MAIN_OBQ_OFFSET);
63 pm8001_ha->main_cfg_tbl.hda_mode_flag =
64 pm8001_mr32(address, MAIN_HDA_FLAGS_OFFSET);
65
66 /* read analog Setting offset from the configuration table */
67 pm8001_ha->main_cfg_tbl.anolog_setup_table_offset =
68 pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET);
69
70 /* read Error Dump Offset and Length */
71 pm8001_ha->main_cfg_tbl.fatal_err_dump_offset0 =
72 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET);
73 pm8001_ha->main_cfg_tbl.fatal_err_dump_length0 =
74 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH);
75 pm8001_ha->main_cfg_tbl.fatal_err_dump_offset1 =
76 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET);
77 pm8001_ha->main_cfg_tbl.fatal_err_dump_length1 =
78 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH);
79}
80
81/**
82 * read_general_status_table - read the general status table and save it.
83 * @pm8001_ha: our hba card information
84 */
85static void __devinit
86read_general_status_table(struct pm8001_hba_info *pm8001_ha)
87{
88 void __iomem *address = pm8001_ha->general_stat_tbl_addr;
89 pm8001_ha->gs_tbl.gst_len_mpistate = pm8001_mr32(address, 0x00);
90 pm8001_ha->gs_tbl.iq_freeze_state0 = pm8001_mr32(address, 0x04);
91 pm8001_ha->gs_tbl.iq_freeze_state1 = pm8001_mr32(address, 0x08);
92 pm8001_ha->gs_tbl.msgu_tcnt = pm8001_mr32(address, 0x0C);
93 pm8001_ha->gs_tbl.iop_tcnt = pm8001_mr32(address, 0x10);
94 pm8001_ha->gs_tbl.reserved = pm8001_mr32(address, 0x14);
95 pm8001_ha->gs_tbl.phy_state[0] = pm8001_mr32(address, 0x18);
96 pm8001_ha->gs_tbl.phy_state[1] = pm8001_mr32(address, 0x1C);
97 pm8001_ha->gs_tbl.phy_state[2] = pm8001_mr32(address, 0x20);
98 pm8001_ha->gs_tbl.phy_state[3] = pm8001_mr32(address, 0x24);
99 pm8001_ha->gs_tbl.phy_state[4] = pm8001_mr32(address, 0x28);
100 pm8001_ha->gs_tbl.phy_state[5] = pm8001_mr32(address, 0x2C);
101 pm8001_ha->gs_tbl.phy_state[6] = pm8001_mr32(address, 0x30);
102 pm8001_ha->gs_tbl.phy_state[7] = pm8001_mr32(address, 0x34);
103 pm8001_ha->gs_tbl.reserved1 = pm8001_mr32(address, 0x38);
104 pm8001_ha->gs_tbl.reserved2 = pm8001_mr32(address, 0x3C);
105 pm8001_ha->gs_tbl.reserved3 = pm8001_mr32(address, 0x40);
106 pm8001_ha->gs_tbl.recover_err_info[0] = pm8001_mr32(address, 0x44);
107 pm8001_ha->gs_tbl.recover_err_info[1] = pm8001_mr32(address, 0x48);
108 pm8001_ha->gs_tbl.recover_err_info[2] = pm8001_mr32(address, 0x4C);
109 pm8001_ha->gs_tbl.recover_err_info[3] = pm8001_mr32(address, 0x50);
110 pm8001_ha->gs_tbl.recover_err_info[4] = pm8001_mr32(address, 0x54);
111 pm8001_ha->gs_tbl.recover_err_info[5] = pm8001_mr32(address, 0x58);
112 pm8001_ha->gs_tbl.recover_err_info[6] = pm8001_mr32(address, 0x5C);
113 pm8001_ha->gs_tbl.recover_err_info[7] = pm8001_mr32(address, 0x60);
114}
115
116/**
117 * read_inbnd_queue_table - read the inbound queue table and save it.
118 * @pm8001_ha: our hba card information
119 */
120static void __devinit
121read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
122{
123 int inbQ_num = 1;
124 int i;
125 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
126 for (i = 0; i < inbQ_num; i++) {
127 u32 offset = i * 0x20;
128 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
129 get_pci_bar_index(pm8001_mr32(address, (offset + 0x14)));
130 pm8001_ha->inbnd_q_tbl[i].pi_offset =
131 pm8001_mr32(address, (offset + 0x18));
132 }
133}
134
135/**
136 * read_outbnd_queue_table - read the outbound queue table and save it.
137 * @pm8001_ha: our hba card information
138 */
139static void __devinit
140read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
141{
142 int outbQ_num = 1;
143 int i;
144 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
145 for (i = 0; i < outbQ_num; i++) {
146 u32 offset = i * 0x24;
147 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
148 get_pci_bar_index(pm8001_mr32(address, (offset + 0x14)));
149 pm8001_ha->outbnd_q_tbl[i].ci_offset =
150 pm8001_mr32(address, (offset + 0x18));
151 }
152}
153
154/**
155 * init_default_table_values - init the default table.
156 * @pm8001_ha: our hba card information
157 */
158static void __devinit
159init_default_table_values(struct pm8001_hba_info *pm8001_ha)
160{
161 int qn = 1;
162 int i;
163 u32 offsetib, offsetob;
164 void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr;
165 void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr;
166
167 pm8001_ha->main_cfg_tbl.inbound_q_nppd_hppd = 0;
168 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid0_3 = 0;
169 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid4_7 = 0;
170 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid0_3 = 0;
171 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid4_7 = 0;
172 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid0_3 = 0;
173 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid4_7 = 0;
174 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid0_3 = 0;
175 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid4_7 = 0;
176 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid0_3 = 0;
177 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid4_7 = 0;
178
179 pm8001_ha->main_cfg_tbl.upper_event_log_addr =
180 pm8001_ha->memoryMap.region[AAP1].phys_addr_hi;
181 pm8001_ha->main_cfg_tbl.lower_event_log_addr =
182 pm8001_ha->memoryMap.region[AAP1].phys_addr_lo;
183 pm8001_ha->main_cfg_tbl.event_log_size = PM8001_EVENT_LOG_SIZE;
184 pm8001_ha->main_cfg_tbl.event_log_option = 0x01;
185 pm8001_ha->main_cfg_tbl.upper_iop_event_log_addr =
186 pm8001_ha->memoryMap.region[IOP].phys_addr_hi;
187 pm8001_ha->main_cfg_tbl.lower_iop_event_log_addr =
188 pm8001_ha->memoryMap.region[IOP].phys_addr_lo;
189 pm8001_ha->main_cfg_tbl.iop_event_log_size = PM8001_EVENT_LOG_SIZE;
190 pm8001_ha->main_cfg_tbl.iop_event_log_option = 0x01;
191 pm8001_ha->main_cfg_tbl.fatal_err_interrupt = 0x01;
192 for (i = 0; i < qn; i++) {
193 pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt =
194 0x00000100 | (0x00000040 << 16) | (0x00<<30);
195 pm8001_ha->inbnd_q_tbl[i].upper_base_addr =
196 pm8001_ha->memoryMap.region[IB].phys_addr_hi;
197 pm8001_ha->inbnd_q_tbl[i].lower_base_addr =
198 pm8001_ha->memoryMap.region[IB].phys_addr_lo;
199 pm8001_ha->inbnd_q_tbl[i].base_virt =
200 (u8 *)pm8001_ha->memoryMap.region[IB].virt_ptr;
201 pm8001_ha->inbnd_q_tbl[i].total_length =
202 pm8001_ha->memoryMap.region[IB].total_len;
203 pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr =
204 pm8001_ha->memoryMap.region[CI].phys_addr_hi;
205 pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr =
206 pm8001_ha->memoryMap.region[CI].phys_addr_lo;
207 pm8001_ha->inbnd_q_tbl[i].ci_virt =
208 pm8001_ha->memoryMap.region[CI].virt_ptr;
209 offsetib = i * 0x20;
210 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
211 get_pci_bar_index(pm8001_mr32(addressib,
212 (offsetib + 0x14)));
213 pm8001_ha->inbnd_q_tbl[i].pi_offset =
214 pm8001_mr32(addressib, (offsetib + 0x18));
215 pm8001_ha->inbnd_q_tbl[i].producer_idx = 0;
216 pm8001_ha->inbnd_q_tbl[i].consumer_index = 0;
217 }
218 for (i = 0; i < qn; i++) {
219 pm8001_ha->outbnd_q_tbl[i].element_size_cnt =
220 256 | (64 << 16) | (1<<30);
221 pm8001_ha->outbnd_q_tbl[i].upper_base_addr =
222 pm8001_ha->memoryMap.region[OB].phys_addr_hi;
223 pm8001_ha->outbnd_q_tbl[i].lower_base_addr =
224 pm8001_ha->memoryMap.region[OB].phys_addr_lo;
225 pm8001_ha->outbnd_q_tbl[i].base_virt =
226 (u8 *)pm8001_ha->memoryMap.region[OB].virt_ptr;
227 pm8001_ha->outbnd_q_tbl[i].total_length =
228 pm8001_ha->memoryMap.region[OB].total_len;
229 pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr =
230 pm8001_ha->memoryMap.region[PI].phys_addr_hi;
231 pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr =
232 pm8001_ha->memoryMap.region[PI].phys_addr_lo;
233 pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay =
234 0 | (10 << 16) | (0 << 24);
235 pm8001_ha->outbnd_q_tbl[i].pi_virt =
236 pm8001_ha->memoryMap.region[PI].virt_ptr;
237 offsetob = i * 0x24;
238 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
239 get_pci_bar_index(pm8001_mr32(addressob,
240 offsetob + 0x14));
241 pm8001_ha->outbnd_q_tbl[i].ci_offset =
242 pm8001_mr32(addressob, (offsetob + 0x18));
243 pm8001_ha->outbnd_q_tbl[i].consumer_idx = 0;
244 pm8001_ha->outbnd_q_tbl[i].producer_index = 0;
245 }
246}
247
248/**
249 * update_main_config_table - update the main default table to the HBA.
250 * @pm8001_ha: our hba card information
251 */
252static void __devinit
253update_main_config_table(struct pm8001_hba_info *pm8001_ha)
254{
255 void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
256 pm8001_mw32(address, 0x24,
257 pm8001_ha->main_cfg_tbl.inbound_q_nppd_hppd);
258 pm8001_mw32(address, 0x28,
259 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid0_3);
260 pm8001_mw32(address, 0x2C,
261 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid4_7);
262 pm8001_mw32(address, 0x30,
263 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid0_3);
264 pm8001_mw32(address, 0x34,
265 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid4_7);
266 pm8001_mw32(address, 0x38,
267 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid0_3);
268 pm8001_mw32(address, 0x3C,
269 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid4_7);
270 pm8001_mw32(address, 0x40,
271 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid0_3);
272 pm8001_mw32(address, 0x44,
273 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid4_7);
274 pm8001_mw32(address, 0x48,
275 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid0_3);
276 pm8001_mw32(address, 0x4C,
277 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid4_7);
278 pm8001_mw32(address, 0x50,
279 pm8001_ha->main_cfg_tbl.upper_event_log_addr);
280 pm8001_mw32(address, 0x54,
281 pm8001_ha->main_cfg_tbl.lower_event_log_addr);
282 pm8001_mw32(address, 0x58, pm8001_ha->main_cfg_tbl.event_log_size);
283 pm8001_mw32(address, 0x5C, pm8001_ha->main_cfg_tbl.event_log_option);
284 pm8001_mw32(address, 0x60,
285 pm8001_ha->main_cfg_tbl.upper_iop_event_log_addr);
286 pm8001_mw32(address, 0x64,
287 pm8001_ha->main_cfg_tbl.lower_iop_event_log_addr);
288 pm8001_mw32(address, 0x68, pm8001_ha->main_cfg_tbl.iop_event_log_size);
289 pm8001_mw32(address, 0x6C,
290 pm8001_ha->main_cfg_tbl.iop_event_log_option);
291 pm8001_mw32(address, 0x70,
292 pm8001_ha->main_cfg_tbl.fatal_err_interrupt);
293}
294
295/**
296 * update_inbnd_queue_table - update the inbound queue table to the HBA.
297 * @pm8001_ha: our hba card information
298 */
299static void __devinit
300update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha, int number)
301{
302 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
303 u16 offset = number * 0x20;
304 pm8001_mw32(address, offset + 0x00,
305 pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
306 pm8001_mw32(address, offset + 0x04,
307 pm8001_ha->inbnd_q_tbl[number].upper_base_addr);
308 pm8001_mw32(address, offset + 0x08,
309 pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
310 pm8001_mw32(address, offset + 0x0C,
311 pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr);
312 pm8001_mw32(address, offset + 0x10,
313 pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
314}
315
316/**
317 * update_outbnd_queue_table - update the outbound queue table to the HBA.
318 * @pm8001_ha: our hba card information
319 */
320static void __devinit
321update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha, int number)
322{
323 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
324 u16 offset = number * 0x24;
325 pm8001_mw32(address, offset + 0x00,
326 pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
327 pm8001_mw32(address, offset + 0x04,
328 pm8001_ha->outbnd_q_tbl[number].upper_base_addr);
329 pm8001_mw32(address, offset + 0x08,
330 pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
331 pm8001_mw32(address, offset + 0x0C,
332 pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr);
333 pm8001_mw32(address, offset + 0x10,
334 pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
335 pm8001_mw32(address, offset + 0x1C,
336 pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay);
337}
338
339/**
340 * bar4_shift - function is called to shift BAR base address
341 * @pm8001_ha : our hba card infomation
342 * @shiftValue : shifting value in memory bar.
343 */
344static int bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue)
345{
346 u32 regVal;
347 u32 max_wait_count;
348
349 /* program the inbound AXI translation Lower Address */
350 pm8001_cw32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW, shiftValue);
351
352 /* confirm the setting is written */
353 max_wait_count = 1 * 1000 * 1000; /* 1 sec */
354 do {
355 udelay(1);
356 regVal = pm8001_cr32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW);
357 } while ((regVal != shiftValue) && (--max_wait_count));
358
359 if (!max_wait_count) {
360 PM8001_INIT_DBG(pm8001_ha,
361 pm8001_printk("TIMEOUT:SPC_IBW_AXI_TRANSLATION_LOW"
362 " = 0x%x\n", regVal));
363 return -1;
364 }
365 return 0;
366}
367
368/**
369 * mpi_set_phys_g3_with_ssc
370 * @pm8001_ha: our hba card information
371 * @SSCbit: set SSCbit to 0 to disable all phys ssc; 1 to enable all phys ssc.
372 */
373static void __devinit
374mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha, u32 SSCbit)
375{
376 u32 offset;
377 u32 value;
378 u32 i, j;
379 u32 bit_cnt;
380
381#define SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR 0x00030000
382#define SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR 0x00040000
383#define SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET 0x1074
384#define SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET 0x1074
385#define PHY_G3_WITHOUT_SSC_BIT_SHIFT 12
386#define PHY_G3_WITH_SSC_BIT_SHIFT 13
387#define SNW3_PHY_CAPABILITIES_PARITY 31
388
389 /*
390 * Using shifted destination address 0x3_0000:0x1074 + 0x4000*N (N=0:3)
391 * Using shifted destination address 0x4_0000:0x1074 + 0x4000*(N-4) (N=4:7)
392 */
393 if (-1 == bar4_shift(pm8001_ha, SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR))
394 return;
395 /* set SSC bit of PHY 0 - 3 */
396 for (i = 0; i < 4; i++) {
397 offset = SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET + 0x4000 * i;
398 value = pm8001_cr32(pm8001_ha, 2, offset);
399 if (SSCbit) {
400 value |= 0x00000001 << PHY_G3_WITH_SSC_BIT_SHIFT;
401 value &= ~(0x00000001 << PHY_G3_WITHOUT_SSC_BIT_SHIFT);
402 } else {
403 value |= 0x00000001 << PHY_G3_WITHOUT_SSC_BIT_SHIFT;
404 value &= ~(0x00000001 << PHY_G3_WITH_SSC_BIT_SHIFT);
405 }
406 bit_cnt = 0;
407 for (j = 0; j < 31; j++)
408 if ((value >> j) & 0x00000001)
409 bit_cnt++;
410 if (bit_cnt % 2)
411 value &= ~(0x00000001 << SNW3_PHY_CAPABILITIES_PARITY);
412 else
413 value |= 0x00000001 << SNW3_PHY_CAPABILITIES_PARITY;
414
415 pm8001_cw32(pm8001_ha, 2, offset, value);
416 }
417
418 /* shift membase 3 for SAS2_SETTINGS_LOCAL_PHY 4 - 7 */
419 if (-1 == bar4_shift(pm8001_ha, SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR))
420 return;
421
422 /* set SSC bit of PHY 4 - 7 */
423 for (i = 4; i < 8; i++) {
424 offset = SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
425 value = pm8001_cr32(pm8001_ha, 2, offset);
426 if (SSCbit) {
427 value |= 0x00000001 << PHY_G3_WITH_SSC_BIT_SHIFT;
428 value &= ~(0x00000001 << PHY_G3_WITHOUT_SSC_BIT_SHIFT);
429 } else {
430 value |= 0x00000001 << PHY_G3_WITHOUT_SSC_BIT_SHIFT;
431 value &= ~(0x00000001 << PHY_G3_WITH_SSC_BIT_SHIFT);
432 }
433 bit_cnt = 0;
434 for (j = 0; j < 31; j++)
435 if ((value >> j) & 0x00000001)
436 bit_cnt++;
437 if (bit_cnt % 2)
438 value &= ~(0x00000001 << SNW3_PHY_CAPABILITIES_PARITY);
439 else
440 value |= 0x00000001 << SNW3_PHY_CAPABILITIES_PARITY;
441
442 pm8001_cw32(pm8001_ha, 2, offset, value);
443 }
444
445 /*set the shifted destination address to 0x0 to avoid error operation */
446 bar4_shift(pm8001_ha, 0x0);
447 return;
448}
449
450/**
451 * mpi_set_open_retry_interval_reg
452 * @pm8001_ha: our hba card information
453 * @interval - interval time for each OPEN_REJECT (RETRY). The units are in 1us.
454 */
455static void __devinit
456mpi_set_open_retry_interval_reg(struct pm8001_hba_info *pm8001_ha,
457 u32 interval)
458{
459 u32 offset;
460 u32 value;
461 u32 i;
462
463#define OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR 0x00030000
464#define OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR 0x00040000
465#define OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET 0x30B4
466#define OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET 0x30B4
467#define OPEN_RETRY_INTERVAL_REG_MASK 0x0000FFFF
468
469 value = interval & OPEN_RETRY_INTERVAL_REG_MASK;
470 /* shift bar and set the OPEN_REJECT(RETRY) interval time of PHY 0 -3.*/
471 if (-1 == bar4_shift(pm8001_ha,
472 OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR))
473 return;
474 for (i = 0; i < 4; i++) {
475 offset = OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET + 0x4000 * i;
476 pm8001_cw32(pm8001_ha, 2, offset, value);
477 }
478
479 if (-1 == bar4_shift(pm8001_ha,
480 OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR))
481 return;
482 for (i = 4; i < 8; i++) {
483 offset = OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
484 pm8001_cw32(pm8001_ha, 2, offset, value);
485 }
486 /*set the shifted destination address to 0x0 to avoid error operation */
487 bar4_shift(pm8001_ha, 0x0);
488 return;
489}
490
491/**
492 * mpi_init_check - check firmware initialization status.
493 * @pm8001_ha: our hba card information
494 */
495static int mpi_init_check(struct pm8001_hba_info *pm8001_ha)
496{
497 u32 max_wait_count;
498 u32 value;
499 u32 gst_len_mpistate;
500 /* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the
501 table is updated */
502 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_UPDATE);
503 /* wait until Inbound DoorBell Clear Register toggled */
504 max_wait_count = 1 * 1000 * 1000;/* 1 sec */
505 do {
506 udelay(1);
507 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
508 value &= SPC_MSGU_CFG_TABLE_UPDATE;
509 } while ((value != 0) && (--max_wait_count));
510
511 if (!max_wait_count)
512 return -1;
513 /* check the MPI-State for initialization */
514 gst_len_mpistate =
515 pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
516 GST_GSTLEN_MPIS_OFFSET);
517 if (GST_MPI_STATE_INIT != (gst_len_mpistate & GST_MPI_STATE_MASK))
518 return -1;
519 /* check MPI Initialization error */
520 gst_len_mpistate = gst_len_mpistate >> 16;
521 if (0x0000 != gst_len_mpistate)
522 return -1;
523 return 0;
524}
525
526/**
527 * check_fw_ready - The LLDD check if the FW is ready, if not, return error.
528 * @pm8001_ha: our hba card information
529 */
530static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
531{
532 u32 value, value1;
533 u32 max_wait_count;
534 /* check error state */
535 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
536 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
537 /* check AAP error */
538 if (SCRATCH_PAD1_ERR == (value & SCRATCH_PAD_STATE_MASK)) {
539 /* error state */
540 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
541 return -1;
542 }
543
544 /* check IOP error */
545 if (SCRATCH_PAD2_ERR == (value1 & SCRATCH_PAD_STATE_MASK)) {
546 /* error state */
547 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
548 return -1;
549 }
550
551 /* bit 4-31 of scratch pad1 should be zeros if it is not
552 in error state*/
553 if (value & SCRATCH_PAD1_STATE_MASK) {
554 /* error case */
555 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
556 return -1;
557 }
558
559 /* bit 2, 4-31 of scratch pad2 should be zeros if it is not
560 in error state */
561 if (value1 & SCRATCH_PAD2_STATE_MASK) {
562 /* error case */
563 return -1;
564 }
565
566 max_wait_count = 1 * 1000 * 1000;/* 1 sec timeout */
567
568 /* wait until scratch pad 1 and 2 registers in ready state */
569 do {
570 udelay(1);
571 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
572 & SCRATCH_PAD1_RDY;
573 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
574 & SCRATCH_PAD2_RDY;
575 if ((--max_wait_count) == 0)
576 return -1;
577 } while ((value != SCRATCH_PAD1_RDY) || (value1 != SCRATCH_PAD2_RDY));
578 return 0;
579}
580
581static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha)
582{
583 void __iomem *base_addr;
584 u32 value;
585 u32 offset;
586 u32 pcibar;
587 u32 pcilogic;
588
589 value = pm8001_cr32(pm8001_ha, 0, 0x44);
590 offset = value & 0x03FFFFFF;
591 PM8001_INIT_DBG(pm8001_ha,
592 pm8001_printk("Scratchpad 0 Offset: %x \n", offset));
593 pcilogic = (value & 0xFC000000) >> 26;
594 pcibar = get_pci_bar_index(pcilogic);
595 PM8001_INIT_DBG(pm8001_ha,
596 pm8001_printk("Scratchpad 0 PCI BAR: %d \n", pcibar));
597 pm8001_ha->main_cfg_tbl_addr = base_addr =
598 pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
599 pm8001_ha->general_stat_tbl_addr =
600 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x18);
601 pm8001_ha->inbnd_q_tbl_addr =
602 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C);
603 pm8001_ha->outbnd_q_tbl_addr =
604 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x20);
605}
606
607/**
608 * pm8001_chip_init - the main init function that initialize whole PM8001 chip.
609 * @pm8001_ha: our hba card information
610 */
611static int __devinit pm8001_chip_init(struct pm8001_hba_info *pm8001_ha)
612{
613 /* check the firmware status */
614 if (-1 == check_fw_ready(pm8001_ha)) {
615 PM8001_FAIL_DBG(pm8001_ha,
616 pm8001_printk("Firmware is not ready!\n"));
617 return -EBUSY;
618 }
619
620 /* Initialize pci space address eg: mpi offset */
621 init_pci_device_addresses(pm8001_ha);
622 init_default_table_values(pm8001_ha);
623 read_main_config_table(pm8001_ha);
624 read_general_status_table(pm8001_ha);
625 read_inbnd_queue_table(pm8001_ha);
626 read_outbnd_queue_table(pm8001_ha);
627 /* update main config table ,inbound table and outbound table */
628 update_main_config_table(pm8001_ha);
629 update_inbnd_queue_table(pm8001_ha, 0);
630 update_outbnd_queue_table(pm8001_ha, 0);
631 mpi_set_phys_g3_with_ssc(pm8001_ha, 0);
632 mpi_set_open_retry_interval_reg(pm8001_ha, 7);
633 /* notify firmware update finished and check initialization status */
634 if (0 == mpi_init_check(pm8001_ha)) {
635 PM8001_INIT_DBG(pm8001_ha,
636 pm8001_printk("MPI initialize successful!\n"));
637 } else
638 return -EBUSY;
639 /*This register is a 16-bit timer with a resolution of 1us. This is the
640 timer used for interrupt delay/coalescing in the PCIe Application Layer.
641 Zero is not a valid value. A value of 1 in the register will cause the
642 interrupts to be normal. A value greater than 1 will cause coalescing
643 delays.*/
644 pm8001_cw32(pm8001_ha, 1, 0x0033c0, 0x1);
645 pm8001_cw32(pm8001_ha, 1, 0x0033c4, 0x0);
646 return 0;
647}
648
649static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
650{
651 u32 max_wait_count;
652 u32 value;
653 u32 gst_len_mpistate;
654 init_pci_device_addresses(pm8001_ha);
655 /* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
656 table is stop */
657 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_RESET);
658
659 /* wait until Inbound DoorBell Clear Register toggled */
660 max_wait_count = 1 * 1000 * 1000;/* 1 sec */
661 do {
662 udelay(1);
663 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
664 value &= SPC_MSGU_CFG_TABLE_RESET;
665 } while ((value != 0) && (--max_wait_count));
666
667 if (!max_wait_count) {
668 PM8001_FAIL_DBG(pm8001_ha,
669 pm8001_printk("TIMEOUT:IBDB value/=0x%x\n", value));
670 return -1;
671 }
672
673 /* check the MPI-State for termination in progress */
674 /* wait until Inbound DoorBell Clear Register toggled */
675 max_wait_count = 1 * 1000 * 1000; /* 1 sec */
676 do {
677 udelay(1);
678 gst_len_mpistate =
679 pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
680 GST_GSTLEN_MPIS_OFFSET);
681 if (GST_MPI_STATE_UNINIT ==
682 (gst_len_mpistate & GST_MPI_STATE_MASK))
683 break;
684 } while (--max_wait_count);
685 if (!max_wait_count) {
686 PM8001_FAIL_DBG(pm8001_ha,
687 pm8001_printk(" TIME OUT MPI State = 0x%x\n",
688 gst_len_mpistate & GST_MPI_STATE_MASK));
689 return -1;
690 }
691 return 0;
692}
693
694/**
695 * soft_reset_ready_check - Function to check FW is ready for soft reset.
696 * @pm8001_ha: our hba card information
697 */
698static u32 soft_reset_ready_check(struct pm8001_hba_info *pm8001_ha)
699{
700 u32 regVal, regVal1, regVal2;
701 if (mpi_uninit_check(pm8001_ha) != 0) {
702 PM8001_FAIL_DBG(pm8001_ha,
703 pm8001_printk("MPI state is not ready\n"));
704 return -1;
705 }
706 /* read the scratch pad 2 register bit 2 */
707 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
708 & SCRATCH_PAD2_FWRDY_RST;
709 if (regVal == SCRATCH_PAD2_FWRDY_RST) {
710 PM8001_INIT_DBG(pm8001_ha,
711 pm8001_printk("Firmware is ready for reset .\n"));
712 } else {
713 /* Trigger NMI twice via RB6 */
714 if (-1 == bar4_shift(pm8001_ha, RB6_ACCESS_REG)) {
715 PM8001_FAIL_DBG(pm8001_ha,
716 pm8001_printk("Shift Bar4 to 0x%x failed\n",
717 RB6_ACCESS_REG));
718 return -1;
719 }
720 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET,
721 RB6_MAGIC_NUMBER_RST);
722 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, RB6_MAGIC_NUMBER_RST);
723 /* wait for 100 ms */
724 mdelay(100);
725 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) &
726 SCRATCH_PAD2_FWRDY_RST;
727 if (regVal != SCRATCH_PAD2_FWRDY_RST) {
728 regVal1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
729 regVal2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
730 PM8001_FAIL_DBG(pm8001_ha,
731 pm8001_printk("TIMEOUT:MSGU_SCRATCH_PAD1"
732 "=0x%x, MSGU_SCRATCH_PAD2=0x%x\n",
733 regVal1, regVal2));
734 PM8001_FAIL_DBG(pm8001_ha,
735 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
736 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0)));
737 PM8001_FAIL_DBG(pm8001_ha,
738 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
739 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3)));
740 return -1;
741 }
742 }
743 return 0;
744}
745
746/**
747 * pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all
748 * the FW register status to the originated status.
749 * @pm8001_ha: our hba card information
750 * @signature: signature in host scratch pad0 register.
751 */
752static int
753pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha, u32 signature)
754{
755 u32 regVal, toggleVal;
756 u32 max_wait_count;
757 u32 regVal1, regVal2, regVal3;
758
759 /* step1: Check FW is ready for soft reset */
760 if (soft_reset_ready_check(pm8001_ha) != 0) {
761 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("FW is not ready\n"));
762 return -1;
763 }
764
765 /* step 2: clear NMI status register on AAP1 and IOP, write the same
766 value to clear */
767 /* map 0x60000 to BAR4(0x20), BAR2(win) */
768 if (-1 == bar4_shift(pm8001_ha, MBIC_AAP1_ADDR_BASE)) {
769 PM8001_FAIL_DBG(pm8001_ha,
770 pm8001_printk("Shift Bar4 to 0x%x failed\n",
771 MBIC_AAP1_ADDR_BASE));
772 return -1;
773 }
774 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP);
775 PM8001_INIT_DBG(pm8001_ha,
776 pm8001_printk("MBIC - NMI Enable VPE0 (IOP)= 0x%x\n", regVal));
777 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP, 0x0);
778 /* map 0x70000 to BAR4(0x20), BAR2(win) */
779 if (-1 == bar4_shift(pm8001_ha, MBIC_IOP_ADDR_BASE)) {
780 PM8001_FAIL_DBG(pm8001_ha,
781 pm8001_printk("Shift Bar4 to 0x%x failed\n",
782 MBIC_IOP_ADDR_BASE));
783 return -1;
784 }
785 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1);
786 PM8001_INIT_DBG(pm8001_ha,
787 pm8001_printk("MBIC - NMI Enable VPE0 (AAP1)= 0x%x\n", regVal));
788 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1, 0x0);
789
790 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE);
791 PM8001_INIT_DBG(pm8001_ha,
792 pm8001_printk("PCIE -Event Interrupt Enable = 0x%x\n", regVal));
793 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE, 0x0);
794
795 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT);
796 PM8001_INIT_DBG(pm8001_ha,
797 pm8001_printk("PCIE - Event Interrupt = 0x%x\n", regVal));
798 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT, regVal);
799
800 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE);
801 PM8001_INIT_DBG(pm8001_ha,
802 pm8001_printk("PCIE -Error Interrupt Enable = 0x%x\n", regVal));
803 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE, 0x0);
804
805 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT);
806 PM8001_INIT_DBG(pm8001_ha,
807 pm8001_printk("PCIE - Error Interrupt = 0x%x\n", regVal));
808 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT, regVal);
809
810 /* read the scratch pad 1 register bit 2 */
811 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
812 & SCRATCH_PAD1_RST;
813 toggleVal = regVal ^ SCRATCH_PAD1_RST;
814
815 /* set signature in host scratch pad0 register to tell SPC that the
816 host performs the soft reset */
817 pm8001_cw32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0, signature);
818
819 /* read required registers for confirmming */
820 /* map 0x0700000 to BAR4(0x20), BAR2(win) */
821 if (-1 == bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
822 PM8001_FAIL_DBG(pm8001_ha,
823 pm8001_printk("Shift Bar4 to 0x%x failed\n",
824 GSM_ADDR_BASE));
825 return -1;
826 }
827 PM8001_INIT_DBG(pm8001_ha,
828 pm8001_printk("GSM 0x0(0x00007b88)-GSM Configuration and"
829 " Reset = 0x%x\n",
830 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
831
832 /* step 3: host read GSM Configuration and Reset register */
833 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
834 /* Put those bits to low */
835 /* GSM XCBI offset = 0x70 0000
836 0x00 Bit 13 COM_SLV_SW_RSTB 1
837 0x00 Bit 12 QSSP_SW_RSTB 1
838 0x00 Bit 11 RAAE_SW_RSTB 1
839 0x00 Bit 9 RB_1_SW_RSTB 1
840 0x00 Bit 8 SM_SW_RSTB 1
841 */
842 regVal &= ~(0x00003b00);
843 /* host write GSM Configuration and Reset register */
844 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
845 PM8001_INIT_DBG(pm8001_ha,
846 pm8001_printk("GSM 0x0 (0x00007b88 ==> 0x00004088) - GSM "
847 "Configuration and Reset is set to = 0x%x\n",
848 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
849
850 /* step 4: */
851 /* disable GSM - Read Address Parity Check */
852 regVal1 = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
853 PM8001_INIT_DBG(pm8001_ha,
854 pm8001_printk("GSM 0x700038 - Read Address Parity Check "
855 "Enable = 0x%x\n", regVal1));
856 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, 0x0);
857 PM8001_INIT_DBG(pm8001_ha,
858 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable"
859 "is set to = 0x%x\n",
860 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)));
861
862 /* disable GSM - Write Address Parity Check */
863 regVal2 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
864 PM8001_INIT_DBG(pm8001_ha,
865 pm8001_printk("GSM 0x700040 - Write Address Parity Check"
866 " Enable = 0x%x\n", regVal2));
867 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, 0x0);
868 PM8001_INIT_DBG(pm8001_ha,
869 pm8001_printk("GSM 0x700040 - Write Address Parity Check "
870 "Enable is set to = 0x%x\n",
871 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)));
872
873 /* disable GSM - Write Data Parity Check */
874 regVal3 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
875 PM8001_INIT_DBG(pm8001_ha,
876 pm8001_printk("GSM 0x300048 - Write Data Parity Check"
877 " Enable = 0x%x\n", regVal3));
878 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, 0x0);
879 PM8001_INIT_DBG(pm8001_ha,
880 pm8001_printk("GSM 0x300048 - Write Data Parity Check Enable"
881 "is set to = 0x%x\n",
882 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)));
883
884 /* step 5: delay 10 usec */
885 udelay(10);
886 /* step 5-b: set GPIO-0 output control to tristate anyway */
887 if (-1 == bar4_shift(pm8001_ha, GPIO_ADDR_BASE)) {
888 PM8001_INIT_DBG(pm8001_ha,
889 pm8001_printk("Shift Bar4 to 0x%x failed\n",
890 GPIO_ADDR_BASE));
891 return -1;
892 }
893 regVal = pm8001_cr32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET);
894 PM8001_INIT_DBG(pm8001_ha,
895 pm8001_printk("GPIO Output Control Register:"
896 " = 0x%x\n", regVal));
897 /* set GPIO-0 output control to tri-state */
898 regVal &= 0xFFFFFFFC;
899 pm8001_cw32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET, regVal);
900
901 /* Step 6: Reset the IOP and AAP1 */
902 /* map 0x00000 to BAR4(0x20), BAR2(win) */
903 if (-1 == bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
904 PM8001_FAIL_DBG(pm8001_ha,
905 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
906 SPC_TOP_LEVEL_ADDR_BASE));
907 return -1;
908 }
909 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
910 PM8001_INIT_DBG(pm8001_ha,
911 pm8001_printk("Top Register before resetting IOP/AAP1"
912 ":= 0x%x\n", regVal));
913 regVal &= ~(SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
914 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
915
916 /* step 7: Reset the BDMA/OSSP */
917 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
918 PM8001_INIT_DBG(pm8001_ha,
919 pm8001_printk("Top Register before resetting BDMA/OSSP"
920 ": = 0x%x\n", regVal));
921 regVal &= ~(SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
922 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
923
924 /* step 8: delay 10 usec */
925 udelay(10);
926
927 /* step 9: bring the BDMA and OSSP out of reset */
928 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
929 PM8001_INIT_DBG(pm8001_ha,
930 pm8001_printk("Top Register before bringing up BDMA/OSSP"
931 ":= 0x%x\n", regVal));
932 regVal |= (SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
933 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
934
935 /* step 10: delay 10 usec */
936 udelay(10);
937
938 /* step 11: reads and sets the GSM Configuration and Reset Register */
939 /* map 0x0700000 to BAR4(0x20), BAR2(win) */
940 if (-1 == bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
941 PM8001_FAIL_DBG(pm8001_ha,
942 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
943 GSM_ADDR_BASE));
944 return -1;
945 }
946 PM8001_INIT_DBG(pm8001_ha,
947 pm8001_printk("GSM 0x0 (0x00007b88)-GSM Configuration and "
948 "Reset = 0x%x\n", pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
949 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
950 /* Put those bits to high */
951 /* GSM XCBI offset = 0x70 0000
952 0x00 Bit 13 COM_SLV_SW_RSTB 1
953 0x00 Bit 12 QSSP_SW_RSTB 1
954 0x00 Bit 11 RAAE_SW_RSTB 1
955 0x00 Bit 9 RB_1_SW_RSTB 1
956 0x00 Bit 8 SM_SW_RSTB 1
957 */
958 regVal |= (GSM_CONFIG_RESET_VALUE);
959 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
960 PM8001_INIT_DBG(pm8001_ha,
961 pm8001_printk("GSM (0x00004088 ==> 0x00007b88) - GSM"
962 " Configuration and Reset is set to = 0x%x\n",
963 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
964
965 /* step 12: Restore GSM - Read Address Parity Check */
966 regVal = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
967 /* just for debugging */
968 PM8001_INIT_DBG(pm8001_ha,
969 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable"
970 " = 0x%x\n", regVal));
971 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, regVal1);
972 PM8001_INIT_DBG(pm8001_ha,
973 pm8001_printk("GSM 0x700038 - Read Address Parity"
974 " Check Enable is set to = 0x%x\n",
975 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)));
976 /* Restore GSM - Write Address Parity Check */
977 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
978 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, regVal2);
979 PM8001_INIT_DBG(pm8001_ha,
980 pm8001_printk("GSM 0x700040 - Write Address Parity Check"
981 " Enable is set to = 0x%x\n",
982 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)));
983 /* Restore GSM - Write Data Parity Check */
984 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
985 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, regVal3);
986 PM8001_INIT_DBG(pm8001_ha,
987 pm8001_printk("GSM 0x700048 - Write Data Parity Check Enable"
988 "is set to = 0x%x\n",
989 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)));
990
991 /* step 13: bring the IOP and AAP1 out of reset */
992 /* map 0x00000 to BAR4(0x20), BAR2(win) */
993 if (-1 == bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
994 PM8001_FAIL_DBG(pm8001_ha,
995 pm8001_printk("Shift Bar4 to 0x%x failed\n",
996 SPC_TOP_LEVEL_ADDR_BASE));
997 return -1;
998 }
999 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
1000 regVal |= (SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
1001 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
1002
1003 /* step 14: delay 10 usec - Normal Mode */
1004 udelay(10);
1005 /* check Soft Reset Normal mode or Soft Reset HDA mode */
1006 if (signature == SPC_SOFT_RESET_SIGNATURE) {
1007 /* step 15 (Normal Mode): wait until scratch pad1 register
1008 bit 2 toggled */
1009 max_wait_count = 2 * 1000 * 1000;/* 2 sec */
1010 do {
1011 udelay(1);
1012 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
1013 SCRATCH_PAD1_RST;
1014 } while ((regVal != toggleVal) && (--max_wait_count));
1015
1016 if (!max_wait_count) {
1017 regVal = pm8001_cr32(pm8001_ha, 0,
1018 MSGU_SCRATCH_PAD_1);
1019 PM8001_FAIL_DBG(pm8001_ha,
1020 pm8001_printk("TIMEOUT : ToggleVal 0x%x,"
1021 "MSGU_SCRATCH_PAD1 = 0x%x\n",
1022 toggleVal, regVal));
1023 PM8001_FAIL_DBG(pm8001_ha,
1024 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
1025 pm8001_cr32(pm8001_ha, 0,
1026 MSGU_SCRATCH_PAD_0)));
1027 PM8001_FAIL_DBG(pm8001_ha,
1028 pm8001_printk("SCRATCH_PAD2 value = 0x%x\n",
1029 pm8001_cr32(pm8001_ha, 0,
1030 MSGU_SCRATCH_PAD_2)));
1031 PM8001_FAIL_DBG(pm8001_ha,
1032 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
1033 pm8001_cr32(pm8001_ha, 0,
1034 MSGU_SCRATCH_PAD_3)));
1035 return -1;
1036 }
1037
1038 /* step 16 (Normal) - Clear ODMR and ODCR */
1039 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
1040 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
1041
1042 /* step 17 (Normal Mode): wait for the FW and IOP to get
1043 ready - 1 sec timeout */
1044 /* Wait for the SPC Configuration Table to be ready */
1045 if (check_fw_ready(pm8001_ha) == -1) {
1046 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1047 /* return error if MPI Configuration Table not ready */
1048 PM8001_INIT_DBG(pm8001_ha,
1049 pm8001_printk("FW not ready SCRATCH_PAD1"
1050 " = 0x%x\n", regVal));
1051 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
1052 /* return error if MPI Configuration Table not ready */
1053 PM8001_INIT_DBG(pm8001_ha,
1054 pm8001_printk("FW not ready SCRATCH_PAD2"
1055 " = 0x%x\n", regVal));
1056 PM8001_INIT_DBG(pm8001_ha,
1057 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
1058 pm8001_cr32(pm8001_ha, 0,
1059 MSGU_SCRATCH_PAD_0)));
1060 PM8001_INIT_DBG(pm8001_ha,
1061 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
1062 pm8001_cr32(pm8001_ha, 0,
1063 MSGU_SCRATCH_PAD_3)));
1064 return -1;
1065 }
1066 }
1067
1068 PM8001_INIT_DBG(pm8001_ha,
1069 pm8001_printk("SPC soft reset Complete\n"));
1070 return 0;
1071}
1072
1073static void pm8001_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
1074{
1075 u32 i;
1076 u32 regVal;
1077 PM8001_INIT_DBG(pm8001_ha,
1078 pm8001_printk("chip reset start\n"));
1079
1080 /* do SPC chip reset. */
1081 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
1082 regVal &= ~(SPC_REG_RESET_DEVICE);
1083 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
1084
1085 /* delay 10 usec */
1086 udelay(10);
1087
1088 /* bring chip reset out of reset */
1089 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
1090 regVal |= SPC_REG_RESET_DEVICE;
1091 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
1092
1093 /* delay 10 usec */
1094 udelay(10);
1095
1096 /* wait for 20 msec until the firmware gets reloaded */
1097 i = 20;
1098 do {
1099 mdelay(1);
1100 } while ((--i) != 0);
1101
1102 PM8001_INIT_DBG(pm8001_ha,
1103 pm8001_printk("chip reset finished\n"));
1104}
1105
1106/**
1107 * pm8001_chip_iounmap - which maped when initilized.
1108 * @pm8001_ha: our hba card information
1109 */
1110static void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha)
1111{
1112 s8 bar, logical = 0;
1113 for (bar = 0; bar < 6; bar++) {
1114 /*
1115 ** logical BARs for SPC:
1116 ** bar 0 and 1 - logical BAR0
1117 ** bar 2 and 3 - logical BAR1
1118 ** bar4 - logical BAR2
1119 ** bar5 - logical BAR3
1120 ** Skip the appropriate assignments:
1121 */
1122 if ((bar == 1) || (bar == 3))
1123 continue;
1124 if (pm8001_ha->io_mem[logical].memvirtaddr) {
1125 iounmap(pm8001_ha->io_mem[logical].memvirtaddr);
1126 logical++;
1127 }
1128 }
1129}
1130
1131/**
1132 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1133 * @pm8001_ha: our hba card information
1134 */
1135static void
1136pm8001_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
1137{
1138 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
1139 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
1140}
1141
1142 /**
1143 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
1144 * @pm8001_ha: our hba card information
1145 */
1146static void
1147pm8001_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
1148{
1149 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_MASK_ALL);
1150}
1151
1152/**
1153 * pm8001_chip_msix_interrupt_enable - enable PM8001 chip interrupt
1154 * @pm8001_ha: our hba card information
1155 */
1156static void
1157pm8001_chip_msix_interrupt_enable(struct pm8001_hba_info *pm8001_ha,
1158 u32 int_vec_idx)
1159{
1160 u32 msi_index;
1161 u32 value;
1162 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
1163 msi_index += MSIX_TABLE_BASE;
1164 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_ENABLE);
1165 value = (1 << int_vec_idx);
1166 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, value);
1167
1168}
1169
1170/**
1171 * pm8001_chip_msix_interrupt_disable - disable PM8001 chip interrupt
1172 * @pm8001_ha: our hba card information
1173 */
1174static void
1175pm8001_chip_msix_interrupt_disable(struct pm8001_hba_info *pm8001_ha,
1176 u32 int_vec_idx)
1177{
1178 u32 msi_index;
1179 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
1180 msi_index += MSIX_TABLE_BASE;
1181 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_DISABLE);
1182
1183}
1184/**
1185 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1186 * @pm8001_ha: our hba card information
1187 */
1188static void
1189pm8001_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
1190{
1191#ifdef PM8001_USE_MSIX
1192 pm8001_chip_msix_interrupt_enable(pm8001_ha, 0);
1193 return;
1194#endif
1195 pm8001_chip_intx_interrupt_enable(pm8001_ha);
1196
1197}
1198
1199/**
1200 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
1201 * @pm8001_ha: our hba card information
1202 */
1203static void
1204pm8001_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
1205{
1206#ifdef PM8001_USE_MSIX
1207 pm8001_chip_msix_interrupt_disable(pm8001_ha, 0);
1208 return;
1209#endif
1210 pm8001_chip_intx_interrupt_disable(pm8001_ha);
1211
1212}
1213
1214/**
1215 * mpi_msg_free_get- get the free message buffer for transfer inbound queue.
1216 * @circularQ: the inbound queue we want to transfer to HBA.
1217 * @messageSize: the message size of this transfer, normally it is 64 bytes
1218 * @messagePtr: the pointer to message.
1219 */
1220static int mpi_msg_free_get(struct inbound_queue_table *circularQ,
1221 u16 messageSize, void **messagePtr)
1222{
1223 u32 offset, consumer_index;
1224 struct mpi_msg_hdr *msgHeader;
1225 u8 bcCount = 1; /* only support single buffer */
1226
1227 /* Checks is the requested message size can be allocated in this queue*/
1228 if (messageSize > 64) {
1229 *messagePtr = NULL;
1230 return -1;
1231 }
1232
1233 /* Stores the new consumer index */
1234 consumer_index = pm8001_read_32(circularQ->ci_virt);
1235 circularQ->consumer_index = cpu_to_le32(consumer_index);
1236 if (((circularQ->producer_idx + bcCount) % 256) ==
1237 circularQ->consumer_index) {
1238 *messagePtr = NULL;
1239 return -1;
1240 }
1241 /* get memory IOMB buffer address */
1242 offset = circularQ->producer_idx * 64;
1243 /* increment to next bcCount element */
1244 circularQ->producer_idx = (circularQ->producer_idx + bcCount) % 256;
1245 /* Adds that distance to the base of the region virtual address plus
1246 the message header size*/
1247 msgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + offset);
1248 *messagePtr = ((void *)msgHeader) + sizeof(struct mpi_msg_hdr);
1249 return 0;
1250}
1251
1252/**
1253 * mpi_build_cmd- build the message queue for transfer, update the PI to FW
1254 * to tell the fw to get this message from IOMB.
1255 * @pm8001_ha: our hba card information
1256 * @circularQ: the inbound queue we want to transfer to HBA.
1257 * @opCode: the operation code represents commands which LLDD and fw recognized.
1258 * @payload: the command payload of each operation command.
1259 */
1260static int mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
1261 struct inbound_queue_table *circularQ,
1262 u32 opCode, void *payload)
1263{
1264 u32 Header = 0, hpriority = 0, bc = 1, category = 0x02;
1265 u32 responseQueue = 0;
1266 void *pMessage;
1267
1268 if (mpi_msg_free_get(circularQ, 64, &pMessage) < 0) {
1269 PM8001_IO_DBG(pm8001_ha,
1270 pm8001_printk("No free mpi buffer \n"));
1271 return -1;
1272 }
1273 BUG_ON(!payload);
1274 /*Copy to the payload*/
1275 memcpy(pMessage, payload, (64 - sizeof(struct mpi_msg_hdr)));
1276
1277 /*Build the header*/
1278 Header = ((1 << 31) | (hpriority << 30) | ((bc & 0x1f) << 24)
1279 | ((responseQueue & 0x3F) << 16)
1280 | ((category & 0xF) << 12) | (opCode & 0xFFF));
1281
1282 pm8001_write_32((pMessage - 4), 0, cpu_to_le32(Header));
1283 /*Update the PI to the firmware*/
1284 pm8001_cw32(pm8001_ha, circularQ->pi_pci_bar,
1285 circularQ->pi_offset, circularQ->producer_idx);
1286 PM8001_IO_DBG(pm8001_ha,
1287 pm8001_printk("after PI= %d CI= %d \n", circularQ->producer_idx,
1288 circularQ->consumer_index));
1289 return 0;
1290}
1291
1292static u32 mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg,
1293 struct outbound_queue_table *circularQ, u8 bc)
1294{
1295 u32 producer_index;
1296 struct mpi_msg_hdr *msgHeader;
1297 struct mpi_msg_hdr *pOutBoundMsgHeader;
1298
1299 msgHeader = (struct mpi_msg_hdr *)(pMsg - sizeof(struct mpi_msg_hdr));
1300 pOutBoundMsgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt +
1301 circularQ->consumer_idx * 64);
1302 if (pOutBoundMsgHeader != msgHeader) {
1303 PM8001_FAIL_DBG(pm8001_ha,
1304 pm8001_printk("consumer_idx = %d msgHeader = %p\n",
1305 circularQ->consumer_idx, msgHeader));
1306
1307 /* Update the producer index from SPC */
1308 producer_index = pm8001_read_32(circularQ->pi_virt);
1309 circularQ->producer_index = cpu_to_le32(producer_index);
1310 PM8001_FAIL_DBG(pm8001_ha,
1311 pm8001_printk("consumer_idx = %d producer_index = %d"
1312 "msgHeader = %p\n", circularQ->consumer_idx,
1313 circularQ->producer_index, msgHeader));
1314 return 0;
1315 }
1316 /* free the circular queue buffer elements associated with the message*/
1317 circularQ->consumer_idx = (circularQ->consumer_idx + bc) % 256;
1318 /* update the CI of outbound queue */
1319 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, circularQ->ci_offset,
1320 circularQ->consumer_idx);
1321 /* Update the producer index from SPC*/
1322 producer_index = pm8001_read_32(circularQ->pi_virt);
1323 circularQ->producer_index = cpu_to_le32(producer_index);
1324 PM8001_IO_DBG(pm8001_ha,
1325 pm8001_printk(" CI=%d PI=%d\n", circularQ->consumer_idx,
1326 circularQ->producer_index));
1327 return 0;
1328}
1329
1330/**
1331 * mpi_msg_consume- get the MPI message from outbound queue message table.
1332 * @pm8001_ha: our hba card information
1333 * @circularQ: the outbound queue table.
1334 * @messagePtr1: the message contents of this outbound message.
1335 * @pBC: the message size.
1336 */
1337static u32 mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
1338 struct outbound_queue_table *circularQ,
1339 void **messagePtr1, u8 *pBC)
1340{
1341 struct mpi_msg_hdr *msgHeader;
1342 __le32 msgHeader_tmp;
1343 u32 header_tmp;
1344 do {
1345 /* If there are not-yet-delivered messages ... */
1346 if (circularQ->producer_index != circularQ->consumer_idx) {
1347 /*Get the pointer to the circular queue buffer element*/
1348 msgHeader = (struct mpi_msg_hdr *)
1349 (circularQ->base_virt +
1350 circularQ->consumer_idx * 64);
1351 /* read header */
1352 header_tmp = pm8001_read_32(msgHeader);
1353 msgHeader_tmp = cpu_to_le32(header_tmp);
1354 if (0 != (msgHeader_tmp & 0x80000000)) {
1355 if (OPC_OUB_SKIP_ENTRY !=
1356 (msgHeader_tmp & 0xfff)) {
1357 *messagePtr1 =
1358 ((u8 *)msgHeader) +
1359 sizeof(struct mpi_msg_hdr);
1360 *pBC = (u8)((msgHeader_tmp >> 24) &
1361 0x1f);
1362 PM8001_IO_DBG(pm8001_ha,
1363 pm8001_printk(": CI=%d PI=%d "
1364 "msgHeader=%x\n",
1365 circularQ->consumer_idx,
1366 circularQ->producer_index,
1367 msgHeader_tmp));
1368 return MPI_IO_STATUS_SUCCESS;
1369 } else {
1370 circularQ->consumer_idx =
1371 (circularQ->consumer_idx +
1372 ((msgHeader_tmp >> 24) & 0x1f))
1373 % 256;
1374 msgHeader_tmp = 0;
1375 pm8001_write_32(msgHeader, 0, 0);
1376 /* update the CI of outbound queue */
1377 pm8001_cw32(pm8001_ha,
1378 circularQ->ci_pci_bar,
1379 circularQ->ci_offset,
1380 circularQ->consumer_idx);
1381 }
1382 } else {
1383 circularQ->consumer_idx =
1384 (circularQ->consumer_idx +
1385 ((msgHeader_tmp >> 24) & 0x1f)) % 256;
1386 msgHeader_tmp = 0;
1387 pm8001_write_32(msgHeader, 0, 0);
1388 /* update the CI of outbound queue */
1389 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar,
1390 circularQ->ci_offset,
1391 circularQ->consumer_idx);
1392 return MPI_IO_STATUS_FAIL;
1393 }
1394 } else {
1395 u32 producer_index;
1396 void *pi_virt = circularQ->pi_virt;
1397 /* Update the producer index from SPC */
1398 producer_index = pm8001_read_32(pi_virt);
1399 circularQ->producer_index = cpu_to_le32(producer_index);
1400 }
1401 } while (circularQ->producer_index != circularQ->consumer_idx);
1402 /* while we don't have any more not-yet-delivered message */
1403 /* report empty */
1404 return MPI_IO_STATUS_BUSY;
1405}
1406
1407static void pm8001_work_queue(struct work_struct *work)
1408{
1409 struct delayed_work *dw = container_of(work, struct delayed_work, work);
1410 struct pm8001_wq *wq = container_of(dw, struct pm8001_wq, work_q);
1411 struct pm8001_device *pm8001_dev;
1412 struct domain_device *dev;
1413
1414 switch (wq->handler) {
1415 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1416 pm8001_dev = wq->data;
1417 dev = pm8001_dev->sas_device;
1418 pm8001_I_T_nexus_reset(dev);
1419 break;
1420 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
1421 pm8001_dev = wq->data;
1422 dev = pm8001_dev->sas_device;
1423 pm8001_I_T_nexus_reset(dev);
1424 break;
1425 case IO_DS_IN_ERROR:
1426 pm8001_dev = wq->data;
1427 dev = pm8001_dev->sas_device;
1428 pm8001_I_T_nexus_reset(dev);
1429 break;
1430 case IO_DS_NON_OPERATIONAL:
1431 pm8001_dev = wq->data;
1432 dev = pm8001_dev->sas_device;
1433 pm8001_I_T_nexus_reset(dev);
1434 break;
1435 }
1436 list_del(&wq->entry);
1437 kfree(wq);
1438}
1439
1440static int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha, void *data,
1441 int handler)
1442{
1443 struct pm8001_wq *wq;
1444 int ret = 0;
1445
1446 wq = kmalloc(sizeof(struct pm8001_wq), GFP_ATOMIC);
1447 if (wq) {
1448 wq->pm8001_ha = pm8001_ha;
1449 wq->data = data;
1450 wq->handler = handler;
1451 INIT_DELAYED_WORK(&wq->work_q, pm8001_work_queue);
1452 list_add_tail(&wq->entry, &pm8001_ha->wq_list);
1453 schedule_delayed_work(&wq->work_q, 0);
1454 } else
1455 ret = -ENOMEM;
1456
1457 return ret;
1458}
1459
1460/**
1461 * mpi_ssp_completion- process the event that FW response to the SSP request.
1462 * @pm8001_ha: our hba card information
1463 * @piomb: the message contents of this outbound message.
1464 *
1465 * When FW has completed a ssp request for example a IO request, after it has
1466 * filled the SG data with the data, it will trigger this event represent
1467 * that he has finished the job,please check the coresponding buffer.
1468 * So we will tell the caller who maybe waiting the result to tell upper layer
1469 * that the task has been finished.
1470 */
1471static void
1472mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb)
1473{
1474 struct sas_task *t;
1475 struct pm8001_ccb_info *ccb;
1476 unsigned long flags;
1477 u32 status;
1478 u32 param;
1479 u32 tag;
1480 struct ssp_completion_resp *psspPayload;
1481 struct task_status_struct *ts;
1482 struct ssp_response_iu *iu;
1483 struct pm8001_device *pm8001_dev;
1484 psspPayload = (struct ssp_completion_resp *)(piomb + 4);
1485 status = le32_to_cpu(psspPayload->status);
1486 tag = le32_to_cpu(psspPayload->tag);
1487 ccb = &pm8001_ha->ccb_info[tag];
1488 pm8001_dev = ccb->device;
1489 param = le32_to_cpu(psspPayload->param);
1490
1491 t = ccb->task;
1492
1493 if (status && status != IO_UNDERFLOW)
1494 PM8001_FAIL_DBG(pm8001_ha,
1495 pm8001_printk("sas IO status 0x%x\n", status));
1496 if (unlikely(!t || !t->lldd_task || !t->dev))
1497 return;
1498 ts = &t->task_status;
1499 switch (status) {
1500 case IO_SUCCESS:
1501 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS"
1502 ",param = %d \n", param));
1503 if (param == 0) {
1504 ts->resp = SAS_TASK_COMPLETE;
1505 ts->stat = SAM_GOOD;
1506 } else {
1507 ts->resp = SAS_TASK_COMPLETE;
1508 ts->stat = SAS_PROTO_RESPONSE;
1509 ts->residual = param;
1510 iu = &psspPayload->ssp_resp_iu;
1511 sas_ssp_task_response(pm8001_ha->dev, t, iu);
1512 }
1513 if (pm8001_dev)
1514 pm8001_dev->running_req--;
1515 break;
1516 case IO_ABORTED:
1517 PM8001_IO_DBG(pm8001_ha,
1518 pm8001_printk("IO_ABORTED IOMB Tag \n"));
1519 ts->resp = SAS_TASK_COMPLETE;
1520 ts->stat = SAS_ABORTED_TASK;
1521 break;
1522 case IO_UNDERFLOW:
1523 /* SSP Completion with error */
1524 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW"
1525 ",param = %d \n", param));
1526 ts->resp = SAS_TASK_COMPLETE;
1527 ts->stat = SAS_DATA_UNDERRUN;
1528 ts->residual = param;
1529 if (pm8001_dev)
1530 pm8001_dev->running_req--;
1531 break;
1532 case IO_NO_DEVICE:
1533 PM8001_IO_DBG(pm8001_ha,
1534 pm8001_printk("IO_NO_DEVICE\n"));
1535 ts->resp = SAS_TASK_UNDELIVERED;
1536 ts->stat = SAS_PHY_DOWN;
1537 break;
1538 case IO_XFER_ERROR_BREAK:
1539 PM8001_IO_DBG(pm8001_ha,
1540 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1541 ts->resp = SAS_TASK_COMPLETE;
1542 ts->stat = SAS_OPEN_REJECT;
1543 break;
1544 case IO_XFER_ERROR_PHY_NOT_READY:
1545 PM8001_IO_DBG(pm8001_ha,
1546 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
1547 ts->resp = SAS_TASK_COMPLETE;
1548 ts->stat = SAS_OPEN_REJECT;
1549 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1550 break;
1551 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1552 PM8001_IO_DBG(pm8001_ha,
1553 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
1554 ts->resp = SAS_TASK_COMPLETE;
1555 ts->stat = SAS_OPEN_REJECT;
1556 ts->open_rej_reason = SAS_OREJ_EPROTO;
1557 break;
1558 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1559 PM8001_IO_DBG(pm8001_ha,
1560 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
1561 ts->resp = SAS_TASK_COMPLETE;
1562 ts->stat = SAS_OPEN_REJECT;
1563 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1564 break;
1565 case IO_OPEN_CNX_ERROR_BREAK:
1566 PM8001_IO_DBG(pm8001_ha,
1567 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
1568 ts->resp = SAS_TASK_COMPLETE;
1569 ts->stat = SAS_OPEN_REJECT;
1570 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1571 break;
1572 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1573 PM8001_IO_DBG(pm8001_ha,
1574 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
1575 ts->resp = SAS_TASK_COMPLETE;
1576 ts->stat = SAS_OPEN_REJECT;
1577 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1578 if (!t->uldd_task)
1579 pm8001_handle_event(pm8001_ha,
1580 pm8001_dev,
1581 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
1582 break;
1583 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
1584 PM8001_IO_DBG(pm8001_ha,
1585 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
1586 ts->resp = SAS_TASK_COMPLETE;
1587 ts->stat = SAS_OPEN_REJECT;
1588 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
1589 break;
1590 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
1591 PM8001_IO_DBG(pm8001_ha,
1592 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
1593 "NOT_SUPPORTED\n"));
1594 ts->resp = SAS_TASK_COMPLETE;
1595 ts->stat = SAS_OPEN_REJECT;
1596 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
1597 break;
1598 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
1599 PM8001_IO_DBG(pm8001_ha,
1600 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
1601 ts->resp = SAS_TASK_UNDELIVERED;
1602 ts->stat = SAS_OPEN_REJECT;
1603 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
1604 break;
1605 case IO_XFER_ERROR_NAK_RECEIVED:
1606 PM8001_IO_DBG(pm8001_ha,
1607 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
1608 ts->resp = SAS_TASK_COMPLETE;
1609 ts->stat = SAS_OPEN_REJECT;
1610 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1611 break;
1612 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
1613 PM8001_IO_DBG(pm8001_ha,
1614 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
1615 ts->resp = SAS_TASK_COMPLETE;
1616 ts->stat = SAS_NAK_R_ERR;
1617 break;
1618 case IO_XFER_ERROR_DMA:
1619 PM8001_IO_DBG(pm8001_ha,
1620 pm8001_printk("IO_XFER_ERROR_DMA\n"));
1621 ts->resp = SAS_TASK_COMPLETE;
1622 ts->stat = SAS_OPEN_REJECT;
1623 break;
1624 case IO_XFER_OPEN_RETRY_TIMEOUT:
1625 PM8001_IO_DBG(pm8001_ha,
1626 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
1627 ts->resp = SAS_TASK_COMPLETE;
1628 ts->stat = SAS_OPEN_REJECT;
1629 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1630 break;
1631 case IO_XFER_ERROR_OFFSET_MISMATCH:
1632 PM8001_IO_DBG(pm8001_ha,
1633 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
1634 ts->resp = SAS_TASK_COMPLETE;
1635 ts->stat = SAS_OPEN_REJECT;
1636 break;
1637 case IO_PORT_IN_RESET:
1638 PM8001_IO_DBG(pm8001_ha,
1639 pm8001_printk("IO_PORT_IN_RESET\n"));
1640 ts->resp = SAS_TASK_COMPLETE;
1641 ts->stat = SAS_OPEN_REJECT;
1642 break;
1643 case IO_DS_NON_OPERATIONAL:
1644 PM8001_IO_DBG(pm8001_ha,
1645 pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
1646 ts->resp = SAS_TASK_COMPLETE;
1647 ts->stat = SAS_OPEN_REJECT;
1648 if (!t->uldd_task)
1649 pm8001_handle_event(pm8001_ha,
1650 pm8001_dev,
1651 IO_DS_NON_OPERATIONAL);
1652 break;
1653 case IO_DS_IN_RECOVERY:
1654 PM8001_IO_DBG(pm8001_ha,
1655 pm8001_printk("IO_DS_IN_RECOVERY\n"));
1656 ts->resp = SAS_TASK_COMPLETE;
1657 ts->stat = SAS_OPEN_REJECT;
1658 break;
1659 case IO_TM_TAG_NOT_FOUND:
1660 PM8001_IO_DBG(pm8001_ha,
1661 pm8001_printk("IO_TM_TAG_NOT_FOUND\n"));
1662 ts->resp = SAS_TASK_COMPLETE;
1663 ts->stat = SAS_OPEN_REJECT;
1664 break;
1665 case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
1666 PM8001_IO_DBG(pm8001_ha,
1667 pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n"));
1668 ts->resp = SAS_TASK_COMPLETE;
1669 ts->stat = SAS_OPEN_REJECT;
1670 break;
1671 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
1672 PM8001_IO_DBG(pm8001_ha,
1673 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
1674 ts->resp = SAS_TASK_COMPLETE;
1675 ts->stat = SAS_OPEN_REJECT;
1676 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1677 default:
1678 PM8001_IO_DBG(pm8001_ha,
1679 pm8001_printk("Unknown status 0x%x\n", status));
1680 /* not allowed case. Therefore, return failed status */
1681 ts->resp = SAS_TASK_COMPLETE;
1682 ts->stat = SAS_OPEN_REJECT;
1683 break;
1684 }
1685 PM8001_IO_DBG(pm8001_ha,
1686 pm8001_printk("scsi_status = %x \n ",
1687 psspPayload->ssp_resp_iu.status));
1688 spin_lock_irqsave(&t->task_state_lock, flags);
1689 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
1690 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
1691 t->task_state_flags |= SAS_TASK_STATE_DONE;
1692 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
1693 spin_unlock_irqrestore(&t->task_state_lock, flags);
1694 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
1695 " io_status 0x%x resp 0x%x "
1696 "stat 0x%x but aborted by upper layer!\n",
1697 t, status, ts->resp, ts->stat));
1698 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1699 } else {
1700 spin_unlock_irqrestore(&t->task_state_lock, flags);
1701 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1702 mb();/* in order to force CPU ordering */
1703 t->task_done(t);
1704 }
1705}
1706
1707/*See the comments for mpi_ssp_completion */
1708static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
1709{
1710 struct sas_task *t;
1711 unsigned long flags;
1712 struct task_status_struct *ts;
1713 struct pm8001_ccb_info *ccb;
1714 struct pm8001_device *pm8001_dev;
1715 struct ssp_event_resp *psspPayload =
1716 (struct ssp_event_resp *)(piomb + 4);
1717 u32 event = le32_to_cpu(psspPayload->event);
1718 u32 tag = le32_to_cpu(psspPayload->tag);
1719 u32 port_id = le32_to_cpu(psspPayload->port_id);
1720 u32 dev_id = le32_to_cpu(psspPayload->device_id);
1721
1722 ccb = &pm8001_ha->ccb_info[tag];
1723 t = ccb->task;
1724 pm8001_dev = ccb->device;
1725 if (event)
1726 PM8001_FAIL_DBG(pm8001_ha,
1727 pm8001_printk("sas IO status 0x%x\n", event));
1728 if (unlikely(!t || !t->lldd_task || !t->dev))
1729 return;
1730 ts = &t->task_status;
1731 PM8001_IO_DBG(pm8001_ha,
1732 pm8001_printk("port_id = %x,device_id = %x\n",
1733 port_id, dev_id));
1734 switch (event) {
1735 case IO_OVERFLOW:
1736 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");)
1737 ts->resp = SAS_TASK_COMPLETE;
1738 ts->stat = SAS_DATA_OVERRUN;
1739 ts->residual = 0;
1740 if (pm8001_dev)
1741 pm8001_dev->running_req--;
1742 break;
1743 case IO_XFER_ERROR_BREAK:
1744 PM8001_IO_DBG(pm8001_ha,
1745 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1746 ts->resp = SAS_TASK_COMPLETE;
1747 ts->stat = SAS_INTERRUPTED;
1748 break;
1749 case IO_XFER_ERROR_PHY_NOT_READY:
1750 PM8001_IO_DBG(pm8001_ha,
1751 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
1752 ts->resp = SAS_TASK_COMPLETE;
1753 ts->stat = SAS_OPEN_REJECT;
1754 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1755 break;
1756 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1757 PM8001_IO_DBG(pm8001_ha,
1758 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
1759 "_SUPPORTED\n"));
1760 ts->resp = SAS_TASK_COMPLETE;
1761 ts->stat = SAS_OPEN_REJECT;
1762 ts->open_rej_reason = SAS_OREJ_EPROTO;
1763 break;
1764 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1765 PM8001_IO_DBG(pm8001_ha,
1766 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
1767 ts->resp = SAS_TASK_COMPLETE;
1768 ts->stat = SAS_OPEN_REJECT;
1769 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1770 break;
1771 case IO_OPEN_CNX_ERROR_BREAK:
1772 PM8001_IO_DBG(pm8001_ha,
1773 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
1774 ts->resp = SAS_TASK_COMPLETE;
1775 ts->stat = SAS_OPEN_REJECT;
1776 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1777 break;
1778 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1779 PM8001_IO_DBG(pm8001_ha,
1780 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
1781 ts->resp = SAS_TASK_COMPLETE;
1782 ts->stat = SAS_OPEN_REJECT;
1783 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1784 if (!t->uldd_task)
1785 pm8001_handle_event(pm8001_ha,
1786 pm8001_dev,
1787 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
1788 break;
1789 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
1790 PM8001_IO_DBG(pm8001_ha,
1791 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
1792 ts->resp = SAS_TASK_COMPLETE;
1793 ts->stat = SAS_OPEN_REJECT;
1794 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
1795 break;
1796 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
1797 PM8001_IO_DBG(pm8001_ha,
1798 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
1799 "NOT_SUPPORTED\n"));
1800 ts->resp = SAS_TASK_COMPLETE;
1801 ts->stat = SAS_OPEN_REJECT;
1802 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
1803 break;
1804 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
1805 PM8001_IO_DBG(pm8001_ha,
1806 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
1807 ts->resp = SAS_TASK_COMPLETE;
1808 ts->stat = SAS_OPEN_REJECT;
1809 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
1810 break;
1811 case IO_XFER_ERROR_NAK_RECEIVED:
1812 PM8001_IO_DBG(pm8001_ha,
1813 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
1814 ts->resp = SAS_TASK_COMPLETE;
1815 ts->stat = SAS_OPEN_REJECT;
1816 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1817 break;
1818 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
1819 PM8001_IO_DBG(pm8001_ha,
1820 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
1821 ts->resp = SAS_TASK_COMPLETE;
1822 ts->stat = SAS_NAK_R_ERR;
1823 break;
1824 case IO_XFER_OPEN_RETRY_TIMEOUT:
1825 PM8001_IO_DBG(pm8001_ha,
1826 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
1827 ts->resp = SAS_TASK_COMPLETE;
1828 ts->stat = SAS_OPEN_REJECT;
1829 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1830 break;
1831 case IO_XFER_ERROR_UNEXPECTED_PHASE:
1832 PM8001_IO_DBG(pm8001_ha,
1833 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
1834 ts->resp = SAS_TASK_COMPLETE;
1835 ts->stat = SAS_DATA_OVERRUN;
1836 break;
1837 case IO_XFER_ERROR_XFER_RDY_OVERRUN:
1838 PM8001_IO_DBG(pm8001_ha,
1839 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
1840 ts->resp = SAS_TASK_COMPLETE;
1841 ts->stat = SAS_DATA_OVERRUN;
1842 break;
1843 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
1844 PM8001_IO_DBG(pm8001_ha,
1845 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
1846 ts->resp = SAS_TASK_COMPLETE;
1847 ts->stat = SAS_DATA_OVERRUN;
1848 break;
1849 case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT:
1850 PM8001_IO_DBG(pm8001_ha,
1851 pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n"));
1852 ts->resp = SAS_TASK_COMPLETE;
1853 ts->stat = SAS_DATA_OVERRUN;
1854 break;
1855 case IO_XFER_ERROR_OFFSET_MISMATCH:
1856 PM8001_IO_DBG(pm8001_ha,
1857 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
1858 ts->resp = SAS_TASK_COMPLETE;
1859 ts->stat = SAS_DATA_OVERRUN;
1860 break;
1861 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
1862 PM8001_IO_DBG(pm8001_ha,
1863 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
1864 ts->resp = SAS_TASK_COMPLETE;
1865 ts->stat = SAS_DATA_OVERRUN;
1866 break;
1867 case IO_XFER_CMD_FRAME_ISSUED:
1868 PM8001_IO_DBG(pm8001_ha,
1869 pm8001_printk(" IO_XFER_CMD_FRAME_ISSUED\n"));
1870 return;
1871 default:
1872 PM8001_IO_DBG(pm8001_ha,
1873 pm8001_printk("Unknown status 0x%x\n", event));
1874 /* not allowed case. Therefore, return failed status */
1875 ts->resp = SAS_TASK_COMPLETE;
1876 ts->stat = SAS_DATA_OVERRUN;
1877 break;
1878 }
1879 spin_lock_irqsave(&t->task_state_lock, flags);
1880 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
1881 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
1882 t->task_state_flags |= SAS_TASK_STATE_DONE;
1883 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
1884 spin_unlock_irqrestore(&t->task_state_lock, flags);
1885 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
1886 " event 0x%x resp 0x%x "
1887 "stat 0x%x but aborted by upper layer!\n",
1888 t, event, ts->resp, ts->stat));
1889 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1890 } else {
1891 spin_unlock_irqrestore(&t->task_state_lock, flags);
1892 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1893 mb();/* in order to force CPU ordering */
1894 t->task_done(t);
1895 }
1896}
1897
1898/*See the comments for mpi_ssp_completion */
1899static void
1900mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
1901{
1902 struct sas_task *t;
1903 struct pm8001_ccb_info *ccb;
1904 unsigned long flags;
1905 u32 param;
1906 u32 status;
1907 u32 tag;
1908 struct sata_completion_resp *psataPayload;
1909 struct task_status_struct *ts;
1910 struct ata_task_resp *resp ;
1911 u32 *sata_resp;
1912 struct pm8001_device *pm8001_dev;
1913
1914 psataPayload = (struct sata_completion_resp *)(piomb + 4);
1915 status = le32_to_cpu(psataPayload->status);
1916 tag = le32_to_cpu(psataPayload->tag);
1917
1918 ccb = &pm8001_ha->ccb_info[tag];
1919 param = le32_to_cpu(psataPayload->param);
1920 t = ccb->task;
1921 ts = &t->task_status;
1922 pm8001_dev = ccb->device;
1923 if (status)
1924 PM8001_FAIL_DBG(pm8001_ha,
1925 pm8001_printk("sata IO status 0x%x\n", status));
1926 if (unlikely(!t || !t->lldd_task || !t->dev))
1927 return;
1928
1929 switch (status) {
1930 case IO_SUCCESS:
1931 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
1932 if (param == 0) {
1933 ts->resp = SAS_TASK_COMPLETE;
1934 ts->stat = SAM_GOOD;
1935 } else {
1936 u8 len;
1937 ts->resp = SAS_TASK_COMPLETE;
1938 ts->stat = SAS_PROTO_RESPONSE;
1939 ts->residual = param;
1940 PM8001_IO_DBG(pm8001_ha,
1941 pm8001_printk("SAS_PROTO_RESPONSE len = %d\n",
1942 param));
1943 sata_resp = &psataPayload->sata_resp[0];
1944 resp = (struct ata_task_resp *)ts->buf;
1945 if (t->ata_task.dma_xfer == 0 &&
1946 t->data_dir == PCI_DMA_FROMDEVICE) {
1947 len = sizeof(struct pio_setup_fis);
1948 PM8001_IO_DBG(pm8001_ha,
1949 pm8001_printk("PIO read len = %d\n", len));
1950 } else if (t->ata_task.use_ncq) {
1951 len = sizeof(struct set_dev_bits_fis);
1952 PM8001_IO_DBG(pm8001_ha,
1953 pm8001_printk("FPDMA len = %d\n", len));
1954 } else {
1955 len = sizeof(struct dev_to_host_fis);
1956 PM8001_IO_DBG(pm8001_ha,
1957 pm8001_printk("other len = %d\n", len));
1958 }
1959 if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) {
1960 resp->frame_len = len;
1961 memcpy(&resp->ending_fis[0], sata_resp, len);
1962 ts->buf_valid_size = sizeof(*resp);
1963 } else
1964 PM8001_IO_DBG(pm8001_ha,
1965 pm8001_printk("response to large \n"));
1966 }
1967 if (pm8001_dev)
1968 pm8001_dev->running_req--;
1969 break;
1970 case IO_ABORTED:
1971 PM8001_IO_DBG(pm8001_ha,
1972 pm8001_printk("IO_ABORTED IOMB Tag \n"));
1973 ts->resp = SAS_TASK_COMPLETE;
1974 ts->stat = SAS_ABORTED_TASK;
1975 if (pm8001_dev)
1976 pm8001_dev->running_req--;
1977 break;
1978 /* following cases are to do cases */
1979 case IO_UNDERFLOW:
1980 /* SATA Completion with error */
1981 PM8001_IO_DBG(pm8001_ha,
1982 pm8001_printk("IO_UNDERFLOW param = %d\n", param));
1983 ts->resp = SAS_TASK_COMPLETE;
1984 ts->stat = SAS_DATA_UNDERRUN;
1985 ts->residual = param;
1986 if (pm8001_dev)
1987 pm8001_dev->running_req--;
1988 break;
1989 case IO_NO_DEVICE:
1990 PM8001_IO_DBG(pm8001_ha,
1991 pm8001_printk("IO_NO_DEVICE\n"));
1992 ts->resp = SAS_TASK_UNDELIVERED;
1993 ts->stat = SAS_PHY_DOWN;
1994 break;
1995 case IO_XFER_ERROR_BREAK:
1996 PM8001_IO_DBG(pm8001_ha,
1997 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1998 ts->resp = SAS_TASK_COMPLETE;
1999 ts->stat = SAS_INTERRUPTED;
2000 break;
2001 case IO_XFER_ERROR_PHY_NOT_READY:
2002 PM8001_IO_DBG(pm8001_ha,
2003 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2004 ts->resp = SAS_TASK_COMPLETE;
2005 ts->stat = SAS_OPEN_REJECT;
2006 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2007 break;
2008 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2009 PM8001_IO_DBG(pm8001_ha,
2010 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
2011 "_SUPPORTED\n"));
2012 ts->resp = SAS_TASK_COMPLETE;
2013 ts->stat = SAS_OPEN_REJECT;
2014 ts->open_rej_reason = SAS_OREJ_EPROTO;
2015 break;
2016 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2017 PM8001_IO_DBG(pm8001_ha,
2018 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2019 ts->resp = SAS_TASK_COMPLETE;
2020 ts->stat = SAS_OPEN_REJECT;
2021 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2022 break;
2023 case IO_OPEN_CNX_ERROR_BREAK:
2024 PM8001_IO_DBG(pm8001_ha,
2025 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2026 ts->resp = SAS_TASK_COMPLETE;
2027 ts->stat = SAS_OPEN_REJECT;
2028 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2029 break;
2030 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2031 PM8001_IO_DBG(pm8001_ha,
2032 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2033 ts->resp = SAS_TASK_COMPLETE;
2034 ts->stat = SAS_DEV_NO_RESPONSE;
2035 if (!t->uldd_task) {
2036 pm8001_handle_event(pm8001_ha,
2037 pm8001_dev,
2038 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2039 ts->resp = SAS_TASK_UNDELIVERED;
2040 ts->stat = SAS_QUEUE_FULL;
2041 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2042 mb();/*in order to force CPU ordering*/
2043 t->task_done(t);
2044 return;
2045 }
2046 break;
2047 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2048 PM8001_IO_DBG(pm8001_ha,
2049 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2050 ts->resp = SAS_TASK_UNDELIVERED;
2051 ts->stat = SAS_OPEN_REJECT;
2052 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2053 if (!t->uldd_task) {
2054 pm8001_handle_event(pm8001_ha,
2055 pm8001_dev,
2056 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2057 ts->resp = SAS_TASK_UNDELIVERED;
2058 ts->stat = SAS_QUEUE_FULL;
2059 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2060 mb();/*ditto*/
2061 t->task_done(t);
2062 return;
2063 }
2064 break;
2065 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2066 PM8001_IO_DBG(pm8001_ha,
2067 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
2068 "NOT_SUPPORTED\n"));
2069 ts->resp = SAS_TASK_COMPLETE;
2070 ts->stat = SAS_OPEN_REJECT;
2071 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2072 break;
2073 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
2074 PM8001_IO_DBG(pm8001_ha,
2075 pm8001_printk("IO_OPEN_CNX_ERROR_STP_RESOURCES"
2076 "_BUSY\n"));
2077 ts->resp = SAS_TASK_COMPLETE;
2078 ts->stat = SAS_DEV_NO_RESPONSE;
2079 if (!t->uldd_task) {
2080 pm8001_handle_event(pm8001_ha,
2081 pm8001_dev,
2082 IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
2083 ts->resp = SAS_TASK_UNDELIVERED;
2084 ts->stat = SAS_QUEUE_FULL;
2085 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2086 mb();/* ditto*/
2087 t->task_done(t);
2088 return;
2089 }
2090 break;
2091 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2092 PM8001_IO_DBG(pm8001_ha,
2093 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2094 ts->resp = SAS_TASK_COMPLETE;
2095 ts->stat = SAS_OPEN_REJECT;
2096 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2097 break;
2098 case IO_XFER_ERROR_NAK_RECEIVED:
2099 PM8001_IO_DBG(pm8001_ha,
2100 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
2101 ts->resp = SAS_TASK_COMPLETE;
2102 ts->stat = SAS_NAK_R_ERR;
2103 break;
2104 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
2105 PM8001_IO_DBG(pm8001_ha,
2106 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
2107 ts->resp = SAS_TASK_COMPLETE;
2108 ts->stat = SAS_NAK_R_ERR;
2109 break;
2110 case IO_XFER_ERROR_DMA:
2111 PM8001_IO_DBG(pm8001_ha,
2112 pm8001_printk("IO_XFER_ERROR_DMA\n"));
2113 ts->resp = SAS_TASK_COMPLETE;
2114 ts->stat = SAS_ABORTED_TASK;
2115 break;
2116 case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
2117 PM8001_IO_DBG(pm8001_ha,
2118 pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n"));
2119 ts->resp = SAS_TASK_UNDELIVERED;
2120 ts->stat = SAS_DEV_NO_RESPONSE;
2121 break;
2122 case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2123 PM8001_IO_DBG(pm8001_ha,
2124 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
2125 ts->resp = SAS_TASK_COMPLETE;
2126 ts->stat = SAS_DATA_UNDERRUN;
2127 break;
2128 case IO_XFER_OPEN_RETRY_TIMEOUT:
2129 PM8001_IO_DBG(pm8001_ha,
2130 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2131 ts->resp = SAS_TASK_COMPLETE;
2132 ts->stat = SAS_OPEN_TO;
2133 break;
2134 case IO_PORT_IN_RESET:
2135 PM8001_IO_DBG(pm8001_ha,
2136 pm8001_printk("IO_PORT_IN_RESET\n"));
2137 ts->resp = SAS_TASK_COMPLETE;
2138 ts->stat = SAS_DEV_NO_RESPONSE;
2139 break;
2140 case IO_DS_NON_OPERATIONAL:
2141 PM8001_IO_DBG(pm8001_ha,
2142 pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
2143 ts->resp = SAS_TASK_COMPLETE;
2144 ts->stat = SAS_DEV_NO_RESPONSE;
2145 if (!t->uldd_task) {
2146 pm8001_handle_event(pm8001_ha, pm8001_dev,
2147 IO_DS_NON_OPERATIONAL);
2148 ts->resp = SAS_TASK_UNDELIVERED;
2149 ts->stat = SAS_QUEUE_FULL;
2150 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2151 mb();/*ditto*/
2152 t->task_done(t);
2153 return;
2154 }
2155 break;
2156 case IO_DS_IN_RECOVERY:
2157 PM8001_IO_DBG(pm8001_ha,
2158 pm8001_printk(" IO_DS_IN_RECOVERY\n"));
2159 ts->resp = SAS_TASK_COMPLETE;
2160 ts->stat = SAS_DEV_NO_RESPONSE;
2161 break;
2162 case IO_DS_IN_ERROR:
2163 PM8001_IO_DBG(pm8001_ha,
2164 pm8001_printk("IO_DS_IN_ERROR\n"));
2165 ts->resp = SAS_TASK_COMPLETE;
2166 ts->stat = SAS_DEV_NO_RESPONSE;
2167 if (!t->uldd_task) {
2168 pm8001_handle_event(pm8001_ha, pm8001_dev,
2169 IO_DS_IN_ERROR);
2170 ts->resp = SAS_TASK_UNDELIVERED;
2171 ts->stat = SAS_QUEUE_FULL;
2172 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2173 mb();/*ditto*/
2174 t->task_done(t);
2175 return;
2176 }
2177 break;
2178 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2179 PM8001_IO_DBG(pm8001_ha,
2180 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
2181 ts->resp = SAS_TASK_COMPLETE;
2182 ts->stat = SAS_OPEN_REJECT;
2183 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2184 default:
2185 PM8001_IO_DBG(pm8001_ha,
2186 pm8001_printk("Unknown status 0x%x\n", status));
2187 /* not allowed case. Therefore, return failed status */
2188 ts->resp = SAS_TASK_COMPLETE;
2189 ts->stat = SAS_DEV_NO_RESPONSE;
2190 break;
2191 }
2192 spin_lock_irqsave(&t->task_state_lock, flags);
2193 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2194 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2195 t->task_state_flags |= SAS_TASK_STATE_DONE;
2196 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2197 spin_unlock_irqrestore(&t->task_state_lock, flags);
2198 PM8001_FAIL_DBG(pm8001_ha,
2199 pm8001_printk("task 0x%p done with io_status 0x%x"
2200 " resp 0x%x stat 0x%x but aborted by upper layer!\n",
2201 t, status, ts->resp, ts->stat));
2202 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2203 } else {
2204 spin_unlock_irqrestore(&t->task_state_lock, flags);
2205 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2206 mb();/* ditto */
2207 t->task_done(t);
2208 }
2209}
2210
2211/*See the comments for mpi_ssp_completion */
2212static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
2213{
2214 struct sas_task *t;
2215 unsigned long flags;
2216 struct task_status_struct *ts;
2217 struct pm8001_ccb_info *ccb;
2218 struct pm8001_device *pm8001_dev;
2219 struct sata_event_resp *psataPayload =
2220 (struct sata_event_resp *)(piomb + 4);
2221 u32 event = le32_to_cpu(psataPayload->event);
2222 u32 tag = le32_to_cpu(psataPayload->tag);
2223 u32 port_id = le32_to_cpu(psataPayload->port_id);
2224 u32 dev_id = le32_to_cpu(psataPayload->device_id);
2225
2226 ccb = &pm8001_ha->ccb_info[tag];
2227 t = ccb->task;
2228 pm8001_dev = ccb->device;
2229 if (event)
2230 PM8001_FAIL_DBG(pm8001_ha,
2231 pm8001_printk("sata IO status 0x%x\n", event));
2232 if (unlikely(!t || !t->lldd_task || !t->dev))
2233 return;
2234 ts = &t->task_status;
2235 PM8001_IO_DBG(pm8001_ha,
2236 pm8001_printk("port_id = %x,device_id = %x\n",
2237 port_id, dev_id));
2238 switch (event) {
2239 case IO_OVERFLOW:
2240 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
2241 ts->resp = SAS_TASK_COMPLETE;
2242 ts->stat = SAS_DATA_OVERRUN;
2243 ts->residual = 0;
2244 if (pm8001_dev)
2245 pm8001_dev->running_req--;
2246 break;
2247 case IO_XFER_ERROR_BREAK:
2248 PM8001_IO_DBG(pm8001_ha,
2249 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2250 ts->resp = SAS_TASK_COMPLETE;
2251 ts->stat = SAS_INTERRUPTED;
2252 break;
2253 case IO_XFER_ERROR_PHY_NOT_READY:
2254 PM8001_IO_DBG(pm8001_ha,
2255 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2256 ts->resp = SAS_TASK_COMPLETE;
2257 ts->stat = SAS_OPEN_REJECT;
2258 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2259 break;
2260 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2261 PM8001_IO_DBG(pm8001_ha,
2262 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
2263 "_SUPPORTED\n"));
2264 ts->resp = SAS_TASK_COMPLETE;
2265 ts->stat = SAS_OPEN_REJECT;
2266 ts->open_rej_reason = SAS_OREJ_EPROTO;
2267 break;
2268 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2269 PM8001_IO_DBG(pm8001_ha,
2270 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2271 ts->resp = SAS_TASK_COMPLETE;
2272 ts->stat = SAS_OPEN_REJECT;
2273 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2274 break;
2275 case IO_OPEN_CNX_ERROR_BREAK:
2276 PM8001_IO_DBG(pm8001_ha,
2277 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2278 ts->resp = SAS_TASK_COMPLETE;
2279 ts->stat = SAS_OPEN_REJECT;
2280 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2281 break;
2282 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2283 PM8001_IO_DBG(pm8001_ha,
2284 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2285 ts->resp = SAS_TASK_UNDELIVERED;
2286 ts->stat = SAS_DEV_NO_RESPONSE;
2287 if (!t->uldd_task) {
2288 pm8001_handle_event(pm8001_ha,
2289 pm8001_dev,
2290 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2291 ts->resp = SAS_TASK_COMPLETE;
2292 ts->stat = SAS_QUEUE_FULL;
2293 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2294 mb();/*ditto*/
2295 t->task_done(t);
2296 return;
2297 }
2298 break;
2299 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2300 PM8001_IO_DBG(pm8001_ha,
2301 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2302 ts->resp = SAS_TASK_UNDELIVERED;
2303 ts->stat = SAS_OPEN_REJECT;
2304 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2305 break;
2306 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2307 PM8001_IO_DBG(pm8001_ha,
2308 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
2309 "NOT_SUPPORTED\n"));
2310 ts->resp = SAS_TASK_COMPLETE;
2311 ts->stat = SAS_OPEN_REJECT;
2312 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2313 break;
2314 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2315 PM8001_IO_DBG(pm8001_ha,
2316 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2317 ts->resp = SAS_TASK_COMPLETE;
2318 ts->stat = SAS_OPEN_REJECT;
2319 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2320 break;
2321 case IO_XFER_ERROR_NAK_RECEIVED:
2322 PM8001_IO_DBG(pm8001_ha,
2323 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
2324 ts->resp = SAS_TASK_COMPLETE;
2325 ts->stat = SAS_NAK_R_ERR;
2326 break;
2327 case IO_XFER_ERROR_PEER_ABORTED:
2328 PM8001_IO_DBG(pm8001_ha,
2329 pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n"));
2330 ts->resp = SAS_TASK_COMPLETE;
2331 ts->stat = SAS_NAK_R_ERR;
2332 break;
2333 case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2334 PM8001_IO_DBG(pm8001_ha,
2335 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
2336 ts->resp = SAS_TASK_COMPLETE;
2337 ts->stat = SAS_DATA_UNDERRUN;
2338 break;
2339 case IO_XFER_OPEN_RETRY_TIMEOUT:
2340 PM8001_IO_DBG(pm8001_ha,
2341 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2342 ts->resp = SAS_TASK_COMPLETE;
2343 ts->stat = SAS_OPEN_TO;
2344 break;
2345 case IO_XFER_ERROR_UNEXPECTED_PHASE:
2346 PM8001_IO_DBG(pm8001_ha,
2347 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
2348 ts->resp = SAS_TASK_COMPLETE;
2349 ts->stat = SAS_OPEN_TO;
2350 break;
2351 case IO_XFER_ERROR_XFER_RDY_OVERRUN:
2352 PM8001_IO_DBG(pm8001_ha,
2353 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
2354 ts->resp = SAS_TASK_COMPLETE;
2355 ts->stat = SAS_OPEN_TO;
2356 break;
2357 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
2358 PM8001_IO_DBG(pm8001_ha,
2359 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
2360 ts->resp = SAS_TASK_COMPLETE;
2361 ts->stat = SAS_OPEN_TO;
2362 break;
2363 case IO_XFER_ERROR_OFFSET_MISMATCH:
2364 PM8001_IO_DBG(pm8001_ha,
2365 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
2366 ts->resp = SAS_TASK_COMPLETE;
2367 ts->stat = SAS_OPEN_TO;
2368 break;
2369 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
2370 PM8001_IO_DBG(pm8001_ha,
2371 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
2372 ts->resp = SAS_TASK_COMPLETE;
2373 ts->stat = SAS_OPEN_TO;
2374 break;
2375 case IO_XFER_CMD_FRAME_ISSUED:
2376 PM8001_IO_DBG(pm8001_ha,
2377 pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n"));
2378 break;
2379 case IO_XFER_PIO_SETUP_ERROR:
2380 PM8001_IO_DBG(pm8001_ha,
2381 pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n"));
2382 ts->resp = SAS_TASK_COMPLETE;
2383 ts->stat = SAS_OPEN_TO;
2384 break;
2385 default:
2386 PM8001_IO_DBG(pm8001_ha,
2387 pm8001_printk("Unknown status 0x%x\n", event));
2388 /* not allowed case. Therefore, return failed status */
2389 ts->resp = SAS_TASK_COMPLETE;
2390 ts->stat = SAS_OPEN_TO;
2391 break;
2392 }
2393 spin_lock_irqsave(&t->task_state_lock, flags);
2394 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2395 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2396 t->task_state_flags |= SAS_TASK_STATE_DONE;
2397 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2398 spin_unlock_irqrestore(&t->task_state_lock, flags);
2399 PM8001_FAIL_DBG(pm8001_ha,
2400 pm8001_printk("task 0x%p done with io_status 0x%x"
2401 " resp 0x%x stat 0x%x but aborted by upper layer!\n",
2402 t, event, ts->resp, ts->stat));
2403 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2404 } else {
2405 spin_unlock_irqrestore(&t->task_state_lock, flags);
2406 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2407 mb();/* in order to force CPU ordering */
2408 t->task_done(t);
2409 }
2410}
2411
2412/*See the comments for mpi_ssp_completion */
2413static void
2414mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
2415{
2416 u32 param;
2417 struct sas_task *t;
2418 struct pm8001_ccb_info *ccb;
2419 unsigned long flags;
2420 u32 status;
2421 u32 tag;
2422 struct smp_completion_resp *psmpPayload;
2423 struct task_status_struct *ts;
2424 struct pm8001_device *pm8001_dev;
2425
2426 psmpPayload = (struct smp_completion_resp *)(piomb + 4);
2427 status = le32_to_cpu(psmpPayload->status);
2428 tag = le32_to_cpu(psmpPayload->tag);
2429
2430 ccb = &pm8001_ha->ccb_info[tag];
2431 param = le32_to_cpu(psmpPayload->param);
2432 t = ccb->task;
2433 ts = &t->task_status;
2434 pm8001_dev = ccb->device;
2435 if (status)
2436 PM8001_FAIL_DBG(pm8001_ha,
2437 pm8001_printk("smp IO status 0x%x\n", status));
2438 if (unlikely(!t || !t->lldd_task || !t->dev))
2439 return;
2440
2441 switch (status) {
2442 case IO_SUCCESS:
2443 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
2444 ts->resp = SAS_TASK_COMPLETE;
2445 ts->stat = SAM_GOOD;
2446 if (pm8001_dev)
2447 pm8001_dev->running_req--;
2448 break;
2449 case IO_ABORTED:
2450 PM8001_IO_DBG(pm8001_ha,
2451 pm8001_printk("IO_ABORTED IOMB\n"));
2452 ts->resp = SAS_TASK_COMPLETE;
2453 ts->stat = SAS_ABORTED_TASK;
2454 if (pm8001_dev)
2455 pm8001_dev->running_req--;
2456 break;
2457 case IO_OVERFLOW:
2458 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
2459 ts->resp = SAS_TASK_COMPLETE;
2460 ts->stat = SAS_DATA_OVERRUN;
2461 ts->residual = 0;
2462 if (pm8001_dev)
2463 pm8001_dev->running_req--;
2464 break;
2465 case IO_NO_DEVICE:
2466 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n"));
2467 ts->resp = SAS_TASK_COMPLETE;
2468 ts->stat = SAS_PHY_DOWN;
2469 break;
2470 case IO_ERROR_HW_TIMEOUT:
2471 PM8001_IO_DBG(pm8001_ha,
2472 pm8001_printk("IO_ERROR_HW_TIMEOUT\n"));
2473 ts->resp = SAS_TASK_COMPLETE;
2474 ts->stat = SAM_BUSY;
2475 break;
2476 case IO_XFER_ERROR_BREAK:
2477 PM8001_IO_DBG(pm8001_ha,
2478 pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2479 ts->resp = SAS_TASK_COMPLETE;
2480 ts->stat = SAM_BUSY;
2481 break;
2482 case IO_XFER_ERROR_PHY_NOT_READY:
2483 PM8001_IO_DBG(pm8001_ha,
2484 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2485 ts->resp = SAS_TASK_COMPLETE;
2486 ts->stat = SAM_BUSY;
2487 break;
2488 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2489 PM8001_IO_DBG(pm8001_ha,
2490 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
2491 ts->resp = SAS_TASK_COMPLETE;
2492 ts->stat = SAS_OPEN_REJECT;
2493 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2494 break;
2495 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2496 PM8001_IO_DBG(pm8001_ha,
2497 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2498 ts->resp = SAS_TASK_COMPLETE;
2499 ts->stat = SAS_OPEN_REJECT;
2500 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2501 break;
2502 case IO_OPEN_CNX_ERROR_BREAK:
2503 PM8001_IO_DBG(pm8001_ha,
2504 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2505 ts->resp = SAS_TASK_COMPLETE;
2506 ts->stat = SAS_OPEN_REJECT;
2507 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2508 break;
2509 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2510 PM8001_IO_DBG(pm8001_ha,
2511 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2512 ts->resp = SAS_TASK_COMPLETE;
2513 ts->stat = SAS_OPEN_REJECT;
2514 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2515 pm8001_handle_event(pm8001_ha,
2516 pm8001_dev,
2517 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2518 break;
2519 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2520 PM8001_IO_DBG(pm8001_ha,
2521 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2522 ts->resp = SAS_TASK_COMPLETE;
2523 ts->stat = SAS_OPEN_REJECT;
2524 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2525 break;
2526 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2527 PM8001_IO_DBG(pm8001_ha,
2528 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
2529 "NOT_SUPPORTED\n"));
2530 ts->resp = SAS_TASK_COMPLETE;
2531 ts->stat = SAS_OPEN_REJECT;
2532 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2533 break;
2534 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2535 PM8001_IO_DBG(pm8001_ha,
2536 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2537 ts->resp = SAS_TASK_COMPLETE;
2538 ts->stat = SAS_OPEN_REJECT;
2539 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2540 break;
2541 case IO_XFER_ERROR_RX_FRAME:
2542 PM8001_IO_DBG(pm8001_ha,
2543 pm8001_printk("IO_XFER_ERROR_RX_FRAME\n"));
2544 ts->resp = SAS_TASK_COMPLETE;
2545 ts->stat = SAS_DEV_NO_RESPONSE;
2546 break;
2547 case IO_XFER_OPEN_RETRY_TIMEOUT:
2548 PM8001_IO_DBG(pm8001_ha,
2549 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2550 ts->resp = SAS_TASK_COMPLETE;
2551 ts->stat = SAS_OPEN_REJECT;
2552 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2553 break;
2554 case IO_ERROR_INTERNAL_SMP_RESOURCE:
2555 PM8001_IO_DBG(pm8001_ha,
2556 pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n"));
2557 ts->resp = SAS_TASK_COMPLETE;
2558 ts->stat = SAS_QUEUE_FULL;
2559 break;
2560 case IO_PORT_IN_RESET:
2561 PM8001_IO_DBG(pm8001_ha,
2562 pm8001_printk("IO_PORT_IN_RESET\n"));
2563 ts->resp = SAS_TASK_COMPLETE;
2564 ts->stat = SAS_OPEN_REJECT;
2565 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2566 break;
2567 case IO_DS_NON_OPERATIONAL:
2568 PM8001_IO_DBG(pm8001_ha,
2569 pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
2570 ts->resp = SAS_TASK_COMPLETE;
2571 ts->stat = SAS_DEV_NO_RESPONSE;
2572 break;
2573 case IO_DS_IN_RECOVERY:
2574 PM8001_IO_DBG(pm8001_ha,
2575 pm8001_printk("IO_DS_IN_RECOVERY\n"));
2576 ts->resp = SAS_TASK_COMPLETE;
2577 ts->stat = SAS_OPEN_REJECT;
2578 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2579 break;
2580 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2581 PM8001_IO_DBG(pm8001_ha,
2582 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
2583 ts->resp = SAS_TASK_COMPLETE;
2584 ts->stat = SAS_OPEN_REJECT;
2585 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2586 break;
2587 default:
2588 PM8001_IO_DBG(pm8001_ha,
2589 pm8001_printk("Unknown status 0x%x\n", status));
2590 ts->resp = SAS_TASK_COMPLETE;
2591 ts->stat = SAS_DEV_NO_RESPONSE;
2592 /* not allowed case. Therefore, return failed status */
2593 break;
2594 }
2595 spin_lock_irqsave(&t->task_state_lock, flags);
2596 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2597 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2598 t->task_state_flags |= SAS_TASK_STATE_DONE;
2599 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2600 spin_unlock_irqrestore(&t->task_state_lock, flags);
2601 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
2602 " io_status 0x%x resp 0x%x "
2603 "stat 0x%x but aborted by upper layer!\n",
2604 t, status, ts->resp, ts->stat));
2605 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2606 } else {
2607 spin_unlock_irqrestore(&t->task_state_lock, flags);
2608 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2609 mb();/* in order to force CPU ordering */
2610 t->task_done(t);
2611 }
2612}
2613
2614static void
2615mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
2616{
2617 struct set_dev_state_resp *pPayload =
2618 (struct set_dev_state_resp *)(piomb + 4);
2619 u32 tag = le32_to_cpu(pPayload->tag);
2620 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
2621 struct pm8001_device *pm8001_dev = ccb->device;
2622 u32 status = le32_to_cpu(pPayload->status);
2623 u32 device_id = le32_to_cpu(pPayload->device_id);
2624 u8 pds = le32_to_cpu(pPayload->pds_nds) | PDS_BITS;
2625 u8 nds = le32_to_cpu(pPayload->pds_nds) | NDS_BITS;
2626 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state "
2627 "from 0x%x to 0x%x status = 0x%x!\n",
2628 device_id, pds, nds, status));
2629 complete(pm8001_dev->setds_completion);
2630 ccb->task = NULL;
2631 ccb->ccb_tag = 0xFFFFFFFF;
2632 pm8001_ccb_free(pm8001_ha, tag);
2633}
2634
2635static void
2636mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
2637{
2638 struct get_nvm_data_resp *pPayload =
2639 (struct get_nvm_data_resp *)(piomb + 4);
2640 u32 tag = le32_to_cpu(pPayload->tag);
2641 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
2642 u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
2643 complete(pm8001_ha->nvmd_completion);
2644 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set nvm data complete!\n"));
2645 if ((dlen_status & NVMD_STAT) != 0) {
2646 PM8001_FAIL_DBG(pm8001_ha,
2647 pm8001_printk("Set nvm data error!\n"));
2648 return;
2649 }
2650 ccb->task = NULL;
2651 ccb->ccb_tag = 0xFFFFFFFF;
2652 pm8001_ccb_free(pm8001_ha, tag);
2653}
2654
2655static void
2656mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
2657{
2658 struct fw_control_ex *fw_control_context;
2659 struct get_nvm_data_resp *pPayload =
2660 (struct get_nvm_data_resp *)(piomb + 4);
2661 u32 tag = le32_to_cpu(pPayload->tag);
2662 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
2663 u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
2664 u32 ir_tds_bn_dps_das_nvm =
2665 le32_to_cpu(pPayload->ir_tda_bn_dps_das_nvm);
2666 void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr;
2667 fw_control_context = ccb->fw_control_context;
2668
2669 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Get nvm data complete!\n"));
2670 if ((dlen_status & NVMD_STAT) != 0) {
2671 PM8001_FAIL_DBG(pm8001_ha,
2672 pm8001_printk("Get nvm data error!\n"));
2673 complete(pm8001_ha->nvmd_completion);
2674 return;
2675 }
2676
2677 if (ir_tds_bn_dps_das_nvm & IPMode) {
2678 /* indirect mode - IR bit set */
2679 PM8001_MSG_DBG(pm8001_ha,
2680 pm8001_printk("Get NVMD success, IR=1\n"));
2681 if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) {
2682 if (ir_tds_bn_dps_das_nvm == 0x80a80200) {
2683 memcpy(pm8001_ha->sas_addr,
2684 ((u8 *)virt_addr + 4),
2685 SAS_ADDR_SIZE);
2686 PM8001_MSG_DBG(pm8001_ha,
2687 pm8001_printk("Get SAS address"
2688 " from VPD successfully!\n"));
2689 }
2690 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM)
2691 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) ||
2692 ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == EXPAN_ROM)) {
2693 ;
2694 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == AAP1_RDUMP)
2695 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == IOP_RDUMP)) {
2696 ;
2697 } else {
2698 /* Should not be happened*/
2699 PM8001_MSG_DBG(pm8001_ha,
2700 pm8001_printk("(IR=1)Wrong Device type 0x%x\n",
2701 ir_tds_bn_dps_das_nvm));
2702 }
2703 } else /* direct mode */{
2704 PM8001_MSG_DBG(pm8001_ha,
2705 pm8001_printk("Get NVMD success, IR=0, dataLen=%d\n",
2706 (dlen_status & NVMD_LEN) >> 24));
2707 }
2708 memcpy(fw_control_context->usrAddr,
2709 pm8001_ha->memoryMap.region[NVMD].virt_ptr,
2710 fw_control_context->len);
2711 complete(pm8001_ha->nvmd_completion);
2712 ccb->task = NULL;
2713 ccb->ccb_tag = 0xFFFFFFFF;
2714 pm8001_ccb_free(pm8001_ha, tag);
2715}
2716
2717static int mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb)
2718{
2719 struct local_phy_ctl_resp *pPayload =
2720 (struct local_phy_ctl_resp *)(piomb + 4);
2721 u32 status = le32_to_cpu(pPayload->status);
2722 u32 phy_id = le32_to_cpu(pPayload->phyop_phyid) & ID_BITS;
2723 u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS;
2724 if (status != 0) {
2725 PM8001_MSG_DBG(pm8001_ha,
2726 pm8001_printk("%x phy execute %x phy op failed! \n",
2727 phy_id, phy_op));
2728 } else
2729 PM8001_MSG_DBG(pm8001_ha,
2730 pm8001_printk("%x phy execute %x phy op success! \n",
2731 phy_id, phy_op));
2732 return 0;
2733}
2734
2735/**
2736 * pm8001_bytes_dmaed - one of the interface function communication with libsas
2737 * @pm8001_ha: our hba card information
2738 * @i: which phy that received the event.
2739 *
2740 * when HBA driver received the identify done event or initiate FIS received
2741 * event(for SATA), it will invoke this function to notify the sas layer that
2742 * the sas toplogy has formed, please discover the the whole sas domain,
2743 * while receive a broadcast(change) primitive just tell the sas
2744 * layer to discover the changed domain rather than the whole domain.
2745 */
2746static void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i)
2747{
2748 struct pm8001_phy *phy = &pm8001_ha->phy[i];
2749 struct asd_sas_phy *sas_phy = &phy->sas_phy;
2750 struct sas_ha_struct *sas_ha;
2751 if (!phy->phy_attached)
2752 return;
2753
2754 sas_ha = pm8001_ha->sas;
2755 if (sas_phy->phy) {
2756 struct sas_phy *sphy = sas_phy->phy;
2757 sphy->negotiated_linkrate = sas_phy->linkrate;
2758 sphy->minimum_linkrate = phy->minimum_linkrate;
2759 sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
2760 sphy->maximum_linkrate = phy->maximum_linkrate;
2761 sphy->maximum_linkrate_hw = phy->maximum_linkrate;
2762 }
2763
2764 if (phy->phy_type & PORT_TYPE_SAS) {
2765 struct sas_identify_frame *id;
2766 id = (struct sas_identify_frame *)phy->frame_rcvd;
2767 id->dev_type = phy->identify.device_type;
2768 id->initiator_bits = SAS_PROTOCOL_ALL;
2769 id->target_bits = phy->identify.target_port_protocols;
2770 } else if (phy->phy_type & PORT_TYPE_SATA) {
2771 /*Nothing*/
2772 }
2773 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("phy %d byte dmaded.\n", i));
2774
2775 sas_phy->frame_rcvd_size = phy->frame_rcvd_size;
2776 pm8001_ha->sas->notify_port_event(sas_phy, PORTE_BYTES_DMAED);
2777}
2778
2779/* Get the link rate speed */
2780static void get_lrate_mode(struct pm8001_phy *phy, u8 link_rate)
2781{
2782 struct sas_phy *sas_phy = phy->sas_phy.phy;
2783
2784 switch (link_rate) {
2785 case PHY_SPEED_60:
2786 phy->sas_phy.linkrate = SAS_LINK_RATE_6_0_GBPS;
2787 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_6_0_GBPS;
2788 break;
2789 case PHY_SPEED_30:
2790 phy->sas_phy.linkrate = SAS_LINK_RATE_3_0_GBPS;
2791 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS;
2792 break;
2793 case PHY_SPEED_15:
2794 phy->sas_phy.linkrate = SAS_LINK_RATE_1_5_GBPS;
2795 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS;
2796 break;
2797 }
2798 sas_phy->negotiated_linkrate = phy->sas_phy.linkrate;
2799 sas_phy->maximum_linkrate_hw = SAS_LINK_RATE_6_0_GBPS;
2800 sas_phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
2801 sas_phy->maximum_linkrate = SAS_LINK_RATE_6_0_GBPS;
2802 sas_phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS;
2803}
2804
2805/**
2806 * asd_get_attached_sas_addr -- extract/generate attached SAS address
2807 * @phy: pointer to asd_phy
2808 * @sas_addr: pointer to buffer where the SAS address is to be written
2809 *
2810 * This function extracts the SAS address from an IDENTIFY frame
2811 * received. If OOB is SATA, then a SAS address is generated from the
2812 * HA tables.
2813 *
2814 * LOCKING: the frame_rcvd_lock needs to be held since this parses the frame
2815 * buffer.
2816 */
2817static void pm8001_get_attached_sas_addr(struct pm8001_phy *phy,
2818 u8 *sas_addr)
2819{
2820 if (phy->sas_phy.frame_rcvd[0] == 0x34
2821 && phy->sas_phy.oob_mode == SATA_OOB_MODE) {
2822 struct pm8001_hba_info *pm8001_ha = phy->sas_phy.ha->lldd_ha;
2823 /* FIS device-to-host */
2824 u64 addr = be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr);
2825 addr += phy->sas_phy.id;
2826 *(__be64 *)sas_addr = cpu_to_be64(addr);
2827 } else {
2828 struct sas_identify_frame *idframe =
2829 (void *) phy->sas_phy.frame_rcvd;
2830 memcpy(sas_addr, idframe->sas_addr, SAS_ADDR_SIZE);
2831 }
2832}
2833
2834/**
2835 * pm8001_hw_event_ack_req- For PM8001,some events need to acknowage to FW.
2836 * @pm8001_ha: our hba card information
2837 * @Qnum: the outbound queue message number.
2838 * @SEA: source of event to ack
2839 * @port_id: port id.
2840 * @phyId: phy id.
2841 * @param0: parameter 0.
2842 * @param1: parameter 1.
2843 */
2844static void pm8001_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha,
2845 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1)
2846{
2847 struct hw_event_ack_req payload;
2848 u32 opc = OPC_INB_SAS_HW_EVENT_ACK;
2849
2850 struct inbound_queue_table *circularQ;
2851
2852 memset((u8 *)&payload, 0, sizeof(payload));
2853 circularQ = &pm8001_ha->inbnd_q_tbl[Qnum];
2854 payload.tag = 1;
2855 payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
2856 ((phyId & 0x0F) << 4) | (port_id & 0x0F));
2857 payload.param0 = cpu_to_le32(param0);
2858 payload.param1 = cpu_to_le32(param1);
2859 mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
2860}
2861
2862static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
2863 u32 phyId, u32 phy_op);
2864
2865/**
2866 * hw_event_sas_phy_up -FW tells me a SAS phy up event.
2867 * @pm8001_ha: our hba card information
2868 * @piomb: IO message buffer
2869 */
2870static void
2871hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
2872{
2873 struct hw_event_resp *pPayload =
2874 (struct hw_event_resp *)(piomb + 4);
2875 u32 lr_evt_status_phyid_portid =
2876 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
2877 u8 link_rate =
2878 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
2879 u8 phy_id =
2880 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
2881 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
2882 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
2883 unsigned long flags;
2884 u8 deviceType = pPayload->sas_identify.dev_type;
2885
2886 PM8001_MSG_DBG(pm8001_ha,
2887 pm8001_printk("HW_EVENT_SAS_PHY_UP \n"));
2888
2889 switch (deviceType) {
2890 case SAS_PHY_UNUSED:
2891 PM8001_MSG_DBG(pm8001_ha,
2892 pm8001_printk("device type no device.\n"));
2893 break;
2894 case SAS_END_DEVICE:
2895 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n"));
2896 pm8001_chip_phy_ctl_req(pm8001_ha, phy_id,
2897 PHY_NOTIFY_ENABLE_SPINUP);
2898 get_lrate_mode(phy, link_rate);
2899 break;
2900 case SAS_EDGE_EXPANDER_DEVICE:
2901 PM8001_MSG_DBG(pm8001_ha,
2902 pm8001_printk("expander device.\n"));
2903 get_lrate_mode(phy, link_rate);
2904 break;
2905 case SAS_FANOUT_EXPANDER_DEVICE:
2906 PM8001_MSG_DBG(pm8001_ha,
2907 pm8001_printk("fanout expander device.\n"));
2908 get_lrate_mode(phy, link_rate);
2909 break;
2910 default:
2911 PM8001_MSG_DBG(pm8001_ha,
2912 pm8001_printk("unkown device type(%x)\n", deviceType));
2913 break;
2914 }
2915 phy->phy_type |= PORT_TYPE_SAS;
2916 phy->identify.device_type = deviceType;
2917 phy->phy_attached = 1;
2918 if (phy->identify.device_type == SAS_END_DEV)
2919 phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
2920 else if (phy->identify.device_type != NO_DEVICE)
2921 phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
2922 phy->sas_phy.oob_mode = SAS_OOB_MODE;
2923 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
2924 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
2925 memcpy(phy->frame_rcvd, &pPayload->sas_identify,
2926 sizeof(struct sas_identify_frame)-4);
2927 phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4;
2928 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
2929 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
2930 if (pm8001_ha->flags == PM8001F_RUN_TIME)
2931 mdelay(200);/*delay a moment to wait disk to spinup*/
2932 pm8001_bytes_dmaed(pm8001_ha, phy_id);
2933}
2934
2935/**
2936 * hw_event_sata_phy_up -FW tells me a SATA phy up event.
2937 * @pm8001_ha: our hba card information
2938 * @piomb: IO message buffer
2939 */
2940static void
2941hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
2942{
2943 struct hw_event_resp *pPayload =
2944 (struct hw_event_resp *)(piomb + 4);
2945 u32 lr_evt_status_phyid_portid =
2946 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
2947 u8 link_rate =
2948 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
2949 u8 phy_id =
2950 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
2951 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
2952 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
2953 unsigned long flags;
2954 get_lrate_mode(phy, link_rate);
2955 phy->phy_type |= PORT_TYPE_SATA;
2956 phy->phy_attached = 1;
2957 phy->sas_phy.oob_mode = SATA_OOB_MODE;
2958 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
2959 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
2960 memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4),
2961 sizeof(struct dev_to_host_fis));
2962 phy->frame_rcvd_size = sizeof(struct dev_to_host_fis);
2963 phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
2964 phy->identify.device_type = SATA_DEV;
2965 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
2966 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
2967 pm8001_bytes_dmaed(pm8001_ha, phy_id);
2968}
2969
2970/**
2971 * hw_event_phy_down -we should notify the libsas the phy is down.
2972 * @pm8001_ha: our hba card information
2973 * @piomb: IO message buffer
2974 */
2975static void
2976hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb)
2977{
2978 struct hw_event_resp *pPayload =
2979 (struct hw_event_resp *)(piomb + 4);
2980 u32 lr_evt_status_phyid_portid =
2981 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
2982 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
2983 u8 phy_id =
2984 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
2985 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
2986 u8 portstate = (u8)(npip_portstate & 0x0000000F);
2987
2988 switch (portstate) {
2989 case PORT_VALID:
2990 break;
2991 case PORT_INVALID:
2992 PM8001_MSG_DBG(pm8001_ha,
2993 pm8001_printk(" PortInvalid portID %d \n", port_id));
2994 PM8001_MSG_DBG(pm8001_ha,
2995 pm8001_printk(" Last phy Down and port invalid\n"));
2996 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
2997 port_id, phy_id, 0, 0);
2998 break;
2999 case PORT_IN_RESET:
3000 PM8001_MSG_DBG(pm8001_ha,
3001 pm8001_printk(" PortInReset portID %d \n", port_id));
3002 break;
3003 case PORT_NOT_ESTABLISHED:
3004 PM8001_MSG_DBG(pm8001_ha,
3005 pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n"));
3006 break;
3007 case PORT_LOSTCOMM:
3008 PM8001_MSG_DBG(pm8001_ha,
3009 pm8001_printk(" phy Down and PORT_LOSTCOMM\n"));
3010 PM8001_MSG_DBG(pm8001_ha,
3011 pm8001_printk(" Last phy Down and port invalid\n"));
3012 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3013 port_id, phy_id, 0, 0);
3014 break;
3015 default:
3016 PM8001_MSG_DBG(pm8001_ha,
3017 pm8001_printk(" phy Down and(default) = %x\n",
3018 portstate));
3019 break;
3020
3021 }
3022}
3023
3024/**
3025 * mpi_reg_resp -process register device ID response.
3026 * @pm8001_ha: our hba card information
3027 * @piomb: IO message buffer
3028 *
3029 * when sas layer find a device it will notify LLDD, then the driver register
3030 * the domain device to FW, this event is the return device ID which the FW
3031 * has assigned, from now,inter-communication with FW is no longer using the
3032 * SAS address, use device ID which FW assigned.
3033 */
3034static int mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3035{
3036 u32 status;
3037 u32 device_id;
3038 u32 htag;
3039 struct pm8001_ccb_info *ccb;
3040 struct pm8001_device *pm8001_dev;
3041 struct dev_reg_resp *registerRespPayload =
3042 (struct dev_reg_resp *)(piomb + 4);
3043
3044 htag = le32_to_cpu(registerRespPayload->tag);
3045 ccb = &pm8001_ha->ccb_info[registerRespPayload->tag];
3046 pm8001_dev = ccb->device;
3047 status = le32_to_cpu(registerRespPayload->status);
3048 device_id = le32_to_cpu(registerRespPayload->device_id);
3049 PM8001_MSG_DBG(pm8001_ha,
3050 pm8001_printk(" register device is status = %d\n", status));
3051 switch (status) {
3052 case DEVREG_SUCCESS:
3053 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("DEVREG_SUCCESS\n"));
3054 pm8001_dev->device_id = device_id;
3055 break;
3056 case DEVREG_FAILURE_OUT_OF_RESOURCE:
3057 PM8001_MSG_DBG(pm8001_ha,
3058 pm8001_printk("DEVREG_FAILURE_OUT_OF_RESOURCE\n"));
3059 break;
3060 case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED:
3061 PM8001_MSG_DBG(pm8001_ha,
3062 pm8001_printk("DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n"));
3063 break;
3064 case DEVREG_FAILURE_INVALID_PHY_ID:
3065 PM8001_MSG_DBG(pm8001_ha,
3066 pm8001_printk("DEVREG_FAILURE_INVALID_PHY_ID\n"));
3067 break;
3068 case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED:
3069 PM8001_MSG_DBG(pm8001_ha,
3070 pm8001_printk("DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n"));
3071 break;
3072 case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE:
3073 PM8001_MSG_DBG(pm8001_ha,
3074 pm8001_printk("DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n"));
3075 break;
3076 case DEVREG_FAILURE_PORT_NOT_VALID_STATE:
3077 PM8001_MSG_DBG(pm8001_ha,
3078 pm8001_printk("DEVREG_FAILURE_PORT_NOT_VALID_STATE\n"));
3079 break;
3080 case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID:
3081 PM8001_MSG_DBG(pm8001_ha,
3082 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n"));
3083 break;
3084 default:
3085 PM8001_MSG_DBG(pm8001_ha,
3086 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_UNSORPORTED\n"));
3087 break;
3088 }
3089 complete(pm8001_dev->dcompletion);
3090 ccb->task = NULL;
3091 ccb->ccb_tag = 0xFFFFFFFF;
3092 pm8001_ccb_free(pm8001_ha, htag);
3093 return 0;
3094}
3095
3096static int mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3097{
3098 u32 status;
3099 u32 device_id;
3100 struct dev_reg_resp *registerRespPayload =
3101 (struct dev_reg_resp *)(piomb + 4);
3102
3103 status = le32_to_cpu(registerRespPayload->status);
3104 device_id = le32_to_cpu(registerRespPayload->device_id);
3105 if (status != 0)
3106 PM8001_MSG_DBG(pm8001_ha,
3107 pm8001_printk(" deregister device failed ,status = %x"
3108 ", device_id = %x\n", status, device_id));
3109 return 0;
3110}
3111
3112static int
3113mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3114{
3115 u32 status;
3116 struct fw_control_ex fw_control_context;
3117 struct fw_flash_Update_resp *ppayload =
3118 (struct fw_flash_Update_resp *)(piomb + 4);
3119 u32 tag = le32_to_cpu(ppayload->tag);
3120 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
3121 status = le32_to_cpu(ppayload->status);
3122 memcpy(&fw_control_context,
3123 ccb->fw_control_context,
3124 sizeof(fw_control_context));
3125 switch (status) {
3126 case FLASH_UPDATE_COMPLETE_PENDING_REBOOT:
3127 PM8001_MSG_DBG(pm8001_ha,
3128 pm8001_printk(": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n"));
3129 break;
3130 case FLASH_UPDATE_IN_PROGRESS:
3131 PM8001_MSG_DBG(pm8001_ha,
3132 pm8001_printk(": FLASH_UPDATE_IN_PROGRESS\n"));
3133 break;
3134 case FLASH_UPDATE_HDR_ERR:
3135 PM8001_MSG_DBG(pm8001_ha,
3136 pm8001_printk(": FLASH_UPDATE_HDR_ERR\n"));
3137 break;
3138 case FLASH_UPDATE_OFFSET_ERR:
3139 PM8001_MSG_DBG(pm8001_ha,
3140 pm8001_printk(": FLASH_UPDATE_OFFSET_ERR\n"));
3141 break;
3142 case FLASH_UPDATE_CRC_ERR:
3143 PM8001_MSG_DBG(pm8001_ha,
3144 pm8001_printk(": FLASH_UPDATE_CRC_ERR\n"));
3145 break;
3146 case FLASH_UPDATE_LENGTH_ERR:
3147 PM8001_MSG_DBG(pm8001_ha,
3148 pm8001_printk(": FLASH_UPDATE_LENGTH_ERR\n"));
3149 break;
3150 case FLASH_UPDATE_HW_ERR:
3151 PM8001_MSG_DBG(pm8001_ha,
3152 pm8001_printk(": FLASH_UPDATE_HW_ERR\n"));
3153 break;
3154 case FLASH_UPDATE_DNLD_NOT_SUPPORTED:
3155 PM8001_MSG_DBG(pm8001_ha,
3156 pm8001_printk(": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n"));
3157 break;
3158 case FLASH_UPDATE_DISABLED:
3159 PM8001_MSG_DBG(pm8001_ha,
3160 pm8001_printk(": FLASH_UPDATE_DISABLED\n"));
3161 break;
3162 default:
3163 PM8001_MSG_DBG(pm8001_ha,
3164 pm8001_printk("No matched status = %d\n", status));
3165 break;
3166 }
3167 ccb->fw_control_context->fw_control->retcode = status;
3168 pci_free_consistent(pm8001_ha->pdev,
3169 fw_control_context.len,
3170 fw_control_context.virtAddr,
3171 fw_control_context.phys_addr);
3172 complete(pm8001_ha->nvmd_completion);
3173 ccb->task = NULL;
3174 ccb->ccb_tag = 0xFFFFFFFF;
3175 pm8001_ccb_free(pm8001_ha, tag);
3176 return 0;
3177}
3178
3179static int
3180mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
3181{
3182 u32 status;
3183 int i;
3184 struct general_event_resp *pPayload =
3185 (struct general_event_resp *)(piomb + 4);
3186 status = le32_to_cpu(pPayload->status);
3187 PM8001_MSG_DBG(pm8001_ha,
3188 pm8001_printk(" status = 0x%x\n", status));
3189 for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++)
3190 PM8001_MSG_DBG(pm8001_ha,
3191 pm8001_printk("inb_IOMB_payload[0x%x] 0x%x, \n", i,
3192 pPayload->inb_IOMB_payload[i]));
3193 return 0;
3194}
3195
3196static int
3197mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3198{
3199 struct sas_task *t;
3200 struct pm8001_ccb_info *ccb;
3201 unsigned long flags;
3202 u32 status ;
3203 u32 tag, scp;
3204 struct task_status_struct *ts;
3205
3206 struct task_abort_resp *pPayload =
3207 (struct task_abort_resp *)(piomb + 4);
3208 ccb = &pm8001_ha->ccb_info[pPayload->tag];
3209 t = ccb->task;
3210
3211
3212 status = le32_to_cpu(pPayload->status);
3213 tag = le32_to_cpu(pPayload->tag);
3214 scp = le32_to_cpu(pPayload->scp);
3215 PM8001_IO_DBG(pm8001_ha,
3216 pm8001_printk(" status = 0x%x\n", status));
3217 if (t == NULL)
3218 return -1;
3219 ts = &t->task_status;
3220 if (status != 0)
3221 PM8001_FAIL_DBG(pm8001_ha,
3222 pm8001_printk("task abort failed status 0x%x ,"
3223 "tag = 0x%x, scp= 0x%x\n", status, tag, scp));
3224 switch (status) {
3225 case IO_SUCCESS:
3226 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
3227 ts->resp = SAS_TASK_COMPLETE;
3228 ts->stat = SAM_GOOD;
3229 break;
3230 case IO_NOT_VALID:
3231 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n"));
3232 ts->resp = TMF_RESP_FUNC_FAILED;
3233 break;
3234 }
3235 spin_lock_irqsave(&t->task_state_lock, flags);
3236 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
3237 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
3238 t->task_state_flags |= SAS_TASK_STATE_DONE;
3239 spin_unlock_irqrestore(&t->task_state_lock, flags);
3240 pm8001_ccb_task_free(pm8001_ha, t, ccb, pPayload->tag);
3241 mb();
3242 t->task_done(t);
3243 return 0;
3244}
3245
3246/**
3247 * mpi_hw_event -The hw event has come.
3248 * @pm8001_ha: our hba card information
3249 * @piomb: IO message buffer
3250 */
3251static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb)
3252{
3253 unsigned long flags;
3254 struct hw_event_resp *pPayload =
3255 (struct hw_event_resp *)(piomb + 4);
3256 u32 lr_evt_status_phyid_portid =
3257 le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
3258 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
3259 u8 phy_id =
3260 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
3261 u16 eventType =
3262 (u16)((lr_evt_status_phyid_portid & 0x00FFFF00) >> 8);
3263 u8 status =
3264 (u8)((lr_evt_status_phyid_portid & 0x0F000000) >> 24);
3265 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3266 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3267 struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
3268 PM8001_MSG_DBG(pm8001_ha,
3269 pm8001_printk("outbound queue HW event & event type : "));
3270 switch (eventType) {
3271 case HW_EVENT_PHY_START_STATUS:
3272 PM8001_MSG_DBG(pm8001_ha,
3273 pm8001_printk("HW_EVENT_PHY_START_STATUS"
3274 " status = %x\n", status));
3275 if (status == 0) {
3276 phy->phy_state = 1;
3277 if (pm8001_ha->flags == PM8001F_RUN_TIME)
3278 complete(phy->enable_completion);
3279 }
3280 break;
3281 case HW_EVENT_SAS_PHY_UP:
3282 PM8001_MSG_DBG(pm8001_ha,
3283 pm8001_printk("HW_EVENT_PHY_START_STATUS \n"));
3284 hw_event_sas_phy_up(pm8001_ha, piomb);
3285 break;
3286 case HW_EVENT_SATA_PHY_UP:
3287 PM8001_MSG_DBG(pm8001_ha,
3288 pm8001_printk("HW_EVENT_SATA_PHY_UP \n"));
3289 hw_event_sata_phy_up(pm8001_ha, piomb);
3290 break;
3291 case HW_EVENT_PHY_STOP_STATUS:
3292 PM8001_MSG_DBG(pm8001_ha,
3293 pm8001_printk("HW_EVENT_PHY_STOP_STATUS "
3294 "status = %x\n", status));
3295 if (status == 0)
3296 phy->phy_state = 0;
3297 break;
3298 case HW_EVENT_SATA_SPINUP_HOLD:
3299 PM8001_MSG_DBG(pm8001_ha,
3300 pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD \n"));
3301 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD);
3302 break;
3303 case HW_EVENT_PHY_DOWN:
3304 PM8001_MSG_DBG(pm8001_ha,
3305 pm8001_printk("HW_EVENT_PHY_DOWN \n"));
3306 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL);
3307 phy->phy_attached = 0;
3308 phy->phy_state = 0;
3309 hw_event_phy_down(pm8001_ha, piomb);
3310 break;
3311 case HW_EVENT_PORT_INVALID:
3312 PM8001_MSG_DBG(pm8001_ha,
3313 pm8001_printk("HW_EVENT_PORT_INVALID\n"));
3314 sas_phy_disconnected(sas_phy);
3315 phy->phy_attached = 0;
3316 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3317 break;
3318 /* the broadcast change primitive received, tell the LIBSAS this event
3319 to revalidate the sas domain*/
3320 case HW_EVENT_BROADCAST_CHANGE:
3321 PM8001_MSG_DBG(pm8001_ha,
3322 pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n"));
3323 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE,
3324 port_id, phy_id, 1, 0);
3325 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3326 sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE;
3327 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3328 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3329 break;
3330 case HW_EVENT_PHY_ERROR:
3331 PM8001_MSG_DBG(pm8001_ha,
3332 pm8001_printk("HW_EVENT_PHY_ERROR\n"));
3333 sas_phy_disconnected(&phy->sas_phy);
3334 phy->phy_attached = 0;
3335 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR);
3336 break;
3337 case HW_EVENT_BROADCAST_EXP:
3338 PM8001_MSG_DBG(pm8001_ha,
3339 pm8001_printk("HW_EVENT_BROADCAST_EXP\n"));
3340 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3341 sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP;
3342 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3343 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3344 break;
3345 case HW_EVENT_LINK_ERR_INVALID_DWORD:
3346 PM8001_MSG_DBG(pm8001_ha,
3347 pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n"));
3348 pm8001_hw_event_ack_req(pm8001_ha, 0,
3349 HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
3350 sas_phy_disconnected(sas_phy);
3351 phy->phy_attached = 0;
3352 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3353 break;
3354 case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
3355 PM8001_MSG_DBG(pm8001_ha,
3356 pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n"));
3357 pm8001_hw_event_ack_req(pm8001_ha, 0,
3358 HW_EVENT_LINK_ERR_DISPARITY_ERROR,
3359 port_id, phy_id, 0, 0);
3360 sas_phy_disconnected(sas_phy);
3361 phy->phy_attached = 0;
3362 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3363 break;
3364 case HW_EVENT_LINK_ERR_CODE_VIOLATION:
3365 PM8001_MSG_DBG(pm8001_ha,
3366 pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n"));
3367 pm8001_hw_event_ack_req(pm8001_ha, 0,
3368 HW_EVENT_LINK_ERR_CODE_VIOLATION,
3369 port_id, phy_id, 0, 0);
3370 sas_phy_disconnected(sas_phy);
3371 phy->phy_attached = 0;
3372 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3373 break;
3374 case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
3375 PM8001_MSG_DBG(pm8001_ha,
3376 pm8001_printk("HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n"));
3377 pm8001_hw_event_ack_req(pm8001_ha, 0,
3378 HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
3379 port_id, phy_id, 0, 0);
3380 sas_phy_disconnected(sas_phy);
3381 phy->phy_attached = 0;
3382 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3383 break;
3384 case HW_EVENT_MALFUNCTION:
3385 PM8001_MSG_DBG(pm8001_ha,
3386 pm8001_printk("HW_EVENT_MALFUNCTION\n"));
3387 break;
3388 case HW_EVENT_BROADCAST_SES:
3389 PM8001_MSG_DBG(pm8001_ha,
3390 pm8001_printk("HW_EVENT_BROADCAST_SES\n"));
3391 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3392 sas_phy->sas_prim = HW_EVENT_BROADCAST_SES;
3393 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3394 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3395 break;
3396 case HW_EVENT_INBOUND_CRC_ERROR:
3397 PM8001_MSG_DBG(pm8001_ha,
3398 pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n"));
3399 pm8001_hw_event_ack_req(pm8001_ha, 0,
3400 HW_EVENT_INBOUND_CRC_ERROR,
3401 port_id, phy_id, 0, 0);
3402 break;
3403 case HW_EVENT_HARD_RESET_RECEIVED:
3404 PM8001_MSG_DBG(pm8001_ha,
3405 pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n"));
3406 sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET);
3407 break;
3408 case HW_EVENT_ID_FRAME_TIMEOUT:
3409 PM8001_MSG_DBG(pm8001_ha,
3410 pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n"));
3411 sas_phy_disconnected(sas_phy);
3412 phy->phy_attached = 0;
3413 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3414 break;
3415 case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
3416 PM8001_MSG_DBG(pm8001_ha,
3417 pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED \n"));
3418 pm8001_hw_event_ack_req(pm8001_ha, 0,
3419 HW_EVENT_LINK_ERR_PHY_RESET_FAILED,
3420 port_id, phy_id, 0, 0);
3421 sas_phy_disconnected(sas_phy);
3422 phy->phy_attached = 0;
3423 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3424 break;
3425 case HW_EVENT_PORT_RESET_TIMER_TMO:
3426 PM8001_MSG_DBG(pm8001_ha,
3427 pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO \n"));
3428 sas_phy_disconnected(sas_phy);
3429 phy->phy_attached = 0;
3430 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3431 break;
3432 case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
3433 PM8001_MSG_DBG(pm8001_ha,
3434 pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO \n"));
3435 sas_phy_disconnected(sas_phy);
3436 phy->phy_attached = 0;
3437 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3438 break;
3439 case HW_EVENT_PORT_RECOVER:
3440 PM8001_MSG_DBG(pm8001_ha,
3441 pm8001_printk("HW_EVENT_PORT_RECOVER \n"));
3442 break;
3443 case HW_EVENT_PORT_RESET_COMPLETE:
3444 PM8001_MSG_DBG(pm8001_ha,
3445 pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE \n"));
3446 break;
3447 case EVENT_BROADCAST_ASYNCH_EVENT:
3448 PM8001_MSG_DBG(pm8001_ha,
3449 pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n"));
3450 break;
3451 default:
3452 PM8001_MSG_DBG(pm8001_ha,
3453 pm8001_printk("Unknown event type = %x\n", eventType));
3454 break;
3455 }
3456 return 0;
3457}
3458
3459/**
3460 * process_one_iomb - process one outbound Queue memory block
3461 * @pm8001_ha: our hba card information
3462 * @piomb: IO message buffer
3463 */
3464static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb)
3465{
3466 u32 pHeader = (u32)*(u32 *)piomb;
3467 u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF);
3468
3469 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:"));
3470
3471 switch (opc) {
3472 case OPC_OUB_ECHO:
3473 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO \n"));
3474 break;
3475 case OPC_OUB_HW_EVENT:
3476 PM8001_MSG_DBG(pm8001_ha,
3477 pm8001_printk("OPC_OUB_HW_EVENT \n"));
3478 mpi_hw_event(pm8001_ha, piomb);
3479 break;
3480 case OPC_OUB_SSP_COMP:
3481 PM8001_MSG_DBG(pm8001_ha,
3482 pm8001_printk("OPC_OUB_SSP_COMP \n"));
3483 mpi_ssp_completion(pm8001_ha, piomb);
3484 break;
3485 case OPC_OUB_SMP_COMP:
3486 PM8001_MSG_DBG(pm8001_ha,
3487 pm8001_printk("OPC_OUB_SMP_COMP \n"));
3488 mpi_smp_completion(pm8001_ha, piomb);
3489 break;
3490 case OPC_OUB_LOCAL_PHY_CNTRL:
3491 PM8001_MSG_DBG(pm8001_ha,
3492 pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n"));
3493 mpi_local_phy_ctl(pm8001_ha, piomb);
3494 break;
3495 case OPC_OUB_DEV_REGIST:
3496 PM8001_MSG_DBG(pm8001_ha,
3497 pm8001_printk("OPC_OUB_DEV_REGIST \n"));
3498 mpi_reg_resp(pm8001_ha, piomb);
3499 break;
3500 case OPC_OUB_DEREG_DEV:
3501 PM8001_MSG_DBG(pm8001_ha,
3502 pm8001_printk("unresgister the deviece \n"));
3503 mpi_dereg_resp(pm8001_ha, piomb);
3504 break;
3505 case OPC_OUB_GET_DEV_HANDLE:
3506 PM8001_MSG_DBG(pm8001_ha,
3507 pm8001_printk("OPC_OUB_GET_DEV_HANDLE \n"));
3508 break;
3509 case OPC_OUB_SATA_COMP:
3510 PM8001_MSG_DBG(pm8001_ha,
3511 pm8001_printk("OPC_OUB_SATA_COMP \n"));
3512 mpi_sata_completion(pm8001_ha, piomb);
3513 break;
3514 case OPC_OUB_SATA_EVENT:
3515 PM8001_MSG_DBG(pm8001_ha,
3516 pm8001_printk("OPC_OUB_SATA_EVENT \n"));
3517 mpi_sata_event(pm8001_ha, piomb);
3518 break;
3519 case OPC_OUB_SSP_EVENT:
3520 PM8001_MSG_DBG(pm8001_ha,
3521 pm8001_printk("OPC_OUB_SSP_EVENT\n"));
3522 mpi_ssp_event(pm8001_ha, piomb);
3523 break;
3524 case OPC_OUB_DEV_HANDLE_ARRIV:
3525 PM8001_MSG_DBG(pm8001_ha,
3526 pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n"));
3527 /*This is for target*/
3528 break;
3529 case OPC_OUB_SSP_RECV_EVENT:
3530 PM8001_MSG_DBG(pm8001_ha,
3531 pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n"));
3532 /*This is for target*/
3533 break;
3534 case OPC_OUB_DEV_INFO:
3535 PM8001_MSG_DBG(pm8001_ha,
3536 pm8001_printk("OPC_OUB_DEV_INFO\n"));
3537 break;
3538 case OPC_OUB_FW_FLASH_UPDATE:
3539 PM8001_MSG_DBG(pm8001_ha,
3540 pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n"));
3541 mpi_fw_flash_update_resp(pm8001_ha, piomb);
3542 break;
3543 case OPC_OUB_GPIO_RESPONSE:
3544 PM8001_MSG_DBG(pm8001_ha,
3545 pm8001_printk("OPC_OUB_GPIO_RESPONSE\n"));
3546 break;
3547 case OPC_OUB_GPIO_EVENT:
3548 PM8001_MSG_DBG(pm8001_ha,
3549 pm8001_printk("OPC_OUB_GPIO_EVENT\n"));
3550 break;
3551 case OPC_OUB_GENERAL_EVENT:
3552 PM8001_MSG_DBG(pm8001_ha,
3553 pm8001_printk("OPC_OUB_GENERAL_EVENT\n"));
3554 mpi_general_event(pm8001_ha, piomb);
3555 break;
3556 case OPC_OUB_SSP_ABORT_RSP:
3557 PM8001_MSG_DBG(pm8001_ha,
3558 pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n"));
3559 mpi_task_abort_resp(pm8001_ha, piomb);
3560 break;
3561 case OPC_OUB_SATA_ABORT_RSP:
3562 PM8001_MSG_DBG(pm8001_ha,
3563 pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n"));
3564 mpi_task_abort_resp(pm8001_ha, piomb);
3565 break;
3566 case OPC_OUB_SAS_DIAG_MODE_START_END:
3567 PM8001_MSG_DBG(pm8001_ha,
3568 pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n"));
3569 break;
3570 case OPC_OUB_SAS_DIAG_EXECUTE:
3571 PM8001_MSG_DBG(pm8001_ha,
3572 pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n"));
3573 break;
3574 case OPC_OUB_GET_TIME_STAMP:
3575 PM8001_MSG_DBG(pm8001_ha,
3576 pm8001_printk("OPC_OUB_GET_TIME_STAMP\n"));
3577 break;
3578 case OPC_OUB_SAS_HW_EVENT_ACK:
3579 PM8001_MSG_DBG(pm8001_ha,
3580 pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n"));
3581 break;
3582 case OPC_OUB_PORT_CONTROL:
3583 PM8001_MSG_DBG(pm8001_ha,
3584 pm8001_printk("OPC_OUB_PORT_CONTROL\n"));
3585 break;
3586 case OPC_OUB_SMP_ABORT_RSP:
3587 PM8001_MSG_DBG(pm8001_ha,
3588 pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n"));
3589 mpi_task_abort_resp(pm8001_ha, piomb);
3590 break;
3591 case OPC_OUB_GET_NVMD_DATA:
3592 PM8001_MSG_DBG(pm8001_ha,
3593 pm8001_printk("OPC_OUB_GET_NVMD_DATA\n"));
3594 mpi_get_nvmd_resp(pm8001_ha, piomb);
3595 break;
3596 case OPC_OUB_SET_NVMD_DATA:
3597 PM8001_MSG_DBG(pm8001_ha,
3598 pm8001_printk("OPC_OUB_SET_NVMD_DATA\n"));
3599 mpi_set_nvmd_resp(pm8001_ha, piomb);
3600 break;
3601 case OPC_OUB_DEVICE_HANDLE_REMOVAL:
3602 PM8001_MSG_DBG(pm8001_ha,
3603 pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n"));
3604 break;
3605 case OPC_OUB_SET_DEVICE_STATE:
3606 PM8001_MSG_DBG(pm8001_ha,
3607 pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n"));
3608 mpi_set_dev_state_resp(pm8001_ha, piomb);
3609 break;
3610 case OPC_OUB_GET_DEVICE_STATE:
3611 PM8001_MSG_DBG(pm8001_ha,
3612 pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n"));
3613 break;
3614 case OPC_OUB_SET_DEV_INFO:
3615 PM8001_MSG_DBG(pm8001_ha,
3616 pm8001_printk("OPC_OUB_SET_DEV_INFO\n"));
3617 break;
3618 case OPC_OUB_SAS_RE_INITIALIZE:
3619 PM8001_MSG_DBG(pm8001_ha,
3620 pm8001_printk("OPC_OUB_SAS_RE_INITIALIZE\n"));
3621 break;
3622 default:
3623 PM8001_MSG_DBG(pm8001_ha,
3624 pm8001_printk("Unknown outbound Queue IOMB OPC = %x\n",
3625 opc));
3626 break;
3627 }
3628}
3629
3630static int process_oq(struct pm8001_hba_info *pm8001_ha)
3631{
3632 struct outbound_queue_table *circularQ;
3633 void *pMsg1 = NULL;
3634 u8 bc = 0;
3635 u32 ret = MPI_IO_STATUS_FAIL;
3636
3637 circularQ = &pm8001_ha->outbnd_q_tbl[0];
3638 do {
3639 ret = mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
3640 if (MPI_IO_STATUS_SUCCESS == ret) {
3641 /* process the outbound message */
3642 process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4));
3643 /* free the message from the outbound circular buffer */
3644 mpi_msg_free_set(pm8001_ha, pMsg1, circularQ, bc);
3645 }
3646 if (MPI_IO_STATUS_BUSY == ret) {
3647 u32 producer_idx;
3648 /* Update the producer index from SPC */
3649 producer_idx = pm8001_read_32(circularQ->pi_virt);
3650 circularQ->producer_index = cpu_to_le32(producer_idx);
3651 if (circularQ->producer_index ==
3652 circularQ->consumer_idx)
3653 /* OQ is empty */
3654 break;
3655 }
3656 } while (1);
3657 return ret;
3658}
3659
3660/* PCI_DMA_... to our direction translation. */
3661static const u8 data_dir_flags[] = {
3662 [PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,/* UNSPECIFIED */
3663 [PCI_DMA_TODEVICE] = DATA_DIR_OUT,/* OUTBOUND */
3664 [PCI_DMA_FROMDEVICE] = DATA_DIR_IN,/* INBOUND */
3665 [PCI_DMA_NONE] = DATA_DIR_NONE,/* NO TRANSFER */
3666};
3667static void
3668pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd)
3669{
3670 int i;
3671 struct scatterlist *sg;
3672 struct pm8001_prd *buf_prd = prd;
3673
3674 for_each_sg(scatter, sg, nr, i) {
3675 buf_prd->addr = cpu_to_le64(sg_dma_address(sg));
3676 buf_prd->im_len.len = cpu_to_le32(sg_dma_len(sg));
3677 buf_prd->im_len.e = 0;
3678 buf_prd++;
3679 }
3680}
3681
3682static void build_smp_cmd(u32 deviceID, u32 hTag, struct smp_req *psmp_cmd)
3683{
3684 psmp_cmd->tag = cpu_to_le32(hTag);
3685 psmp_cmd->device_id = cpu_to_le32(deviceID);
3686 psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
3687}
3688
3689/**
3690 * pm8001_chip_smp_req - send a SMP task to FW
3691 * @pm8001_ha: our hba card information.
3692 * @ccb: the ccb information this request used.
3693 */
3694static int pm8001_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
3695 struct pm8001_ccb_info *ccb)
3696{
3697 int elem, rc;
3698 struct sas_task *task = ccb->task;
3699 struct domain_device *dev = task->dev;
3700 struct pm8001_device *pm8001_dev = dev->lldd_dev;
3701 struct scatterlist *sg_req, *sg_resp;
3702 u32 req_len, resp_len;
3703 struct smp_req smp_cmd;
3704 u32 opc;
3705 struct inbound_queue_table *circularQ;
3706
3707 memset(&smp_cmd, 0, sizeof(smp_cmd));
3708 /*
3709 * DMA-map SMP request, response buffers
3710 */
3711 sg_req = &task->smp_task.smp_req;
3712 elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, PCI_DMA_TODEVICE);
3713 if (!elem)
3714 return -ENOMEM;
3715 req_len = sg_dma_len(sg_req);
3716
3717 sg_resp = &task->smp_task.smp_resp;
3718 elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, PCI_DMA_FROMDEVICE);
3719 if (!elem) {
3720 rc = -ENOMEM;
3721 goto err_out;
3722 }
3723 resp_len = sg_dma_len(sg_resp);
3724 /* must be in dwords */
3725 if ((req_len & 0x3) || (resp_len & 0x3)) {
3726 rc = -EINVAL;
3727 goto err_out_2;
3728 }
3729
3730 opc = OPC_INB_SMP_REQUEST;
3731 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3732 smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
3733 smp_cmd.long_smp_req.long_req_addr =
3734 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
3735 smp_cmd.long_smp_req.long_req_size =
3736 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
3737 smp_cmd.long_smp_req.long_resp_addr =
3738 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp));
3739 smp_cmd.long_smp_req.long_resp_size =
3740 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
3741 build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd);
3742 mpi_build_cmd(pm8001_ha, circularQ, opc, (u32 *)&smp_cmd);
3743 return 0;
3744
3745err_out_2:
3746 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
3747 PCI_DMA_FROMDEVICE);
3748err_out:
3749 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
3750 PCI_DMA_TODEVICE);
3751 return rc;
3752}
3753
3754/**
3755 * pm8001_chip_ssp_io_req - send a SSP task to FW
3756 * @pm8001_ha: our hba card information.
3757 * @ccb: the ccb information this request used.
3758 */
3759static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
3760 struct pm8001_ccb_info *ccb)
3761{
3762 struct sas_task *task = ccb->task;
3763 struct domain_device *dev = task->dev;
3764 struct pm8001_device *pm8001_dev = dev->lldd_dev;
3765 struct ssp_ini_io_start_req ssp_cmd;
3766 u32 tag = ccb->ccb_tag;
3767 int ret;
3768 __le64 phys_addr;
3769 struct inbound_queue_table *circularQ;
3770 u32 opc = OPC_INB_SSPINIIOSTART;
3771 memset(&ssp_cmd, 0, sizeof(ssp_cmd));
3772 memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
3773 ssp_cmd.dir_m_tlr = data_dir_flags[task->data_dir] << 8 | 0x0;/*0 for
3774 SAS 1.1 compatible TLR*/
3775 ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
3776 ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
3777 ssp_cmd.tag = cpu_to_le32(tag);
3778 if (task->ssp_task.enable_first_burst)
3779 ssp_cmd.ssp_iu.efb_prio_attr |= 0x80;
3780 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
3781 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
3782 memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cdb, 16);
3783 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3784
3785 /* fill in PRD (scatter/gather) table, if any */
3786 if (task->num_scatter > 1) {
3787 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
3788 phys_addr = cpu_to_le64(ccb->ccb_dma_handle +
3789 offsetof(struct pm8001_ccb_info, buf_prd[0]));
3790 ssp_cmd.addr_low = lower_32_bits(phys_addr);
3791 ssp_cmd.addr_high = upper_32_bits(phys_addr);
3792 ssp_cmd.esgl = cpu_to_le32(1<<31);
3793 } else if (task->num_scatter == 1) {
3794 __le64 dma_addr = cpu_to_le64(sg_dma_address(task->scatter));
3795 ssp_cmd.addr_low = lower_32_bits(dma_addr);
3796 ssp_cmd.addr_high = upper_32_bits(dma_addr);
3797 ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
3798 ssp_cmd.esgl = 0;
3799 } else if (task->num_scatter == 0) {
3800 ssp_cmd.addr_low = 0;
3801 ssp_cmd.addr_high = 0;
3802 ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
3803 ssp_cmd.esgl = 0;
3804 }
3805 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd);
3806 return ret;
3807}
3808
3809static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
3810 struct pm8001_ccb_info *ccb)
3811{
3812 struct sas_task *task = ccb->task;
3813 struct domain_device *dev = task->dev;
3814 struct pm8001_device *pm8001_ha_dev = dev->lldd_dev;
3815 u32 tag = ccb->ccb_tag;
3816 int ret;
3817 struct sata_start_req sata_cmd;
3818 u32 hdr_tag, ncg_tag = 0;
3819 __le64 phys_addr;
3820 u32 ATAP = 0x0;
3821 u32 dir;
3822 struct inbound_queue_table *circularQ;
3823 u32 opc = OPC_INB_SATA_HOST_OPSTART;
3824 memset(&sata_cmd, 0, sizeof(sata_cmd));
3825 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3826 if (task->data_dir == PCI_DMA_NONE) {
3827 ATAP = 0x04; /* no data*/
3828 PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data \n"));
3829 } else if (likely(!task->ata_task.device_control_reg_update)) {
3830 if (task->ata_task.dma_xfer) {
3831 ATAP = 0x06; /* DMA */
3832 PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA \n"));
3833 } else {
3834 ATAP = 0x05; /* PIO*/
3835 PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO \n"));
3836 }
3837 if (task->ata_task.use_ncq &&
3838 dev->sata_dev.command_set != ATAPI_COMMAND_SET) {
3839 ATAP = 0x07; /* FPDMA */
3840 PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA \n"));
3841 }
3842 }
3843 if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag))
3844 ncg_tag = cpu_to_le32(hdr_tag);
3845 dir = data_dir_flags[task->data_dir] << 8;
3846 sata_cmd.tag = cpu_to_le32(tag);
3847 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
3848 sata_cmd.data_len = cpu_to_le32(task->total_xfer_len);
3849 sata_cmd.ncqtag_atap_dir_m =
3850 cpu_to_le32(((ncg_tag & 0xff)<<16)|((ATAP & 0x3f) << 10) | dir);
3851 sata_cmd.sata_fis = task->ata_task.fis;
3852 if (likely(!task->ata_task.device_control_reg_update))
3853 sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */
3854 sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */
3855 /* fill in PRD (scatter/gather) table, if any */
3856 if (task->num_scatter > 1) {
3857 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
3858 phys_addr = cpu_to_le64(ccb->ccb_dma_handle +
3859 offsetof(struct pm8001_ccb_info, buf_prd[0]));
3860 sata_cmd.addr_low = lower_32_bits(phys_addr);
3861 sata_cmd.addr_high = upper_32_bits(phys_addr);
3862 sata_cmd.esgl = cpu_to_le32(1 << 31);
3863 } else if (task->num_scatter == 1) {
3864 __le64 dma_addr = cpu_to_le64(sg_dma_address(task->scatter));
3865 sata_cmd.addr_low = lower_32_bits(dma_addr);
3866 sata_cmd.addr_high = upper_32_bits(dma_addr);
3867 sata_cmd.len = cpu_to_le32(task->total_xfer_len);
3868 sata_cmd.esgl = 0;
3869 } else if (task->num_scatter == 0) {
3870 sata_cmd.addr_low = 0;
3871 sata_cmd.addr_high = 0;
3872 sata_cmd.len = cpu_to_le32(task->total_xfer_len);
3873 sata_cmd.esgl = 0;
3874 }
3875 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd);
3876 return ret;
3877}
3878
3879/**
3880 * pm8001_chip_phy_start_req - start phy via PHY_START COMMAND
3881 * @pm8001_ha: our hba card information.
3882 * @num: the inbound queue number
3883 * @phy_id: the phy id which we wanted to start up.
3884 */
3885static int
3886pm8001_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id)
3887{
3888 struct phy_start_req payload;
3889 struct inbound_queue_table *circularQ;
3890 int ret;
3891 u32 tag = 0x01;
3892 u32 opcode = OPC_INB_PHYSTART;
3893 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3894 memset(&payload, 0, sizeof(payload));
3895 payload.tag = cpu_to_le32(tag);
3896 /*
3897 ** [0:7] PHY Identifier
3898 ** [8:11] link rate 1.5G, 3G, 6G
3899 ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b both
3900 ** [14] 0b disable spin up hold; 1b enable spin up hold
3901 */
3902 payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
3903 LINKMODE_AUTO | LINKRATE_15 |
3904 LINKRATE_30 | LINKRATE_60 | phy_id);
3905 payload.sas_identify.dev_type = SAS_END_DEV;
3906 payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL;
3907 memcpy(payload.sas_identify.sas_addr,
3908 pm8001_ha->sas_addr, SAS_ADDR_SIZE);
3909 payload.sas_identify.phy_id = phy_id;
3910 ret = mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload);
3911 return ret;
3912}
3913
3914/**
3915 * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND
3916 * @pm8001_ha: our hba card information.
3917 * @num: the inbound queue number
3918 * @phy_id: the phy id which we wanted to start up.
3919 */
3920static int pm8001_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha,
3921 u8 phy_id)
3922{
3923 struct phy_stop_req payload;
3924 struct inbound_queue_table *circularQ;
3925 int ret;
3926 u32 tag = 0x01;
3927 u32 opcode = OPC_INB_PHYSTOP;
3928 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3929 memset(&payload, 0, sizeof(payload));
3930 payload.tag = cpu_to_le32(tag);
3931 payload.phy_id = cpu_to_le32(phy_id);
3932 ret = mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload);
3933 return ret;
3934}
3935
3936/**
3937 * see comments on mpi_reg_resp.
3938 */
3939static int pm8001_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
3940 struct pm8001_device *pm8001_dev, u32 flag)
3941{
3942 struct reg_dev_req payload;
3943 u32 opc;
3944 u32 stp_sspsmp_sata = 0x4;
3945 struct inbound_queue_table *circularQ;
3946 u32 linkrate, phy_id;
3947 int rc, tag = 0xdeadbeef;
3948 struct pm8001_ccb_info *ccb;
3949 u8 retryFlag = 0x1;
3950 u16 firstBurstSize = 0;
3951 u16 ITNT = 2000;
3952 struct domain_device *dev = pm8001_dev->sas_device;
3953 struct domain_device *parent_dev = dev->parent;
3954 circularQ = &pm8001_ha->inbnd_q_tbl[0];
3955
3956 memset(&payload, 0, sizeof(payload));
3957 rc = pm8001_tag_alloc(pm8001_ha, &tag);
3958 if (rc)
3959 return rc;
3960 ccb = &pm8001_ha->ccb_info[tag];
3961 ccb->device = pm8001_dev;
3962 ccb->ccb_tag = tag;
3963 payload.tag = cpu_to_le32(tag);
3964 if (flag == 1)
3965 stp_sspsmp_sata = 0x02; /*direct attached sata */
3966 else {
3967 if (pm8001_dev->dev_type == SATA_DEV)
3968 stp_sspsmp_sata = 0x00; /* stp*/
3969 else if (pm8001_dev->dev_type == SAS_END_DEV ||
3970 pm8001_dev->dev_type == EDGE_DEV ||
3971 pm8001_dev->dev_type == FANOUT_DEV)
3972 stp_sspsmp_sata = 0x01; /*ssp or smp*/
3973 }
3974 if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type))
3975 phy_id = parent_dev->ex_dev.ex_phy->phy_id;
3976 else
3977 phy_id = pm8001_dev->attached_phy;
3978 opc = OPC_INB_REG_DEV;
3979 linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ?
3980 pm8001_dev->sas_device->linkrate : dev->port->linkrate;
3981 payload.phyid_portid =
3982 cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0x0F) |
3983 ((phy_id & 0x0F) << 4));
3984 payload.dtype_dlr_retry = cpu_to_le32((retryFlag & 0x01) |
3985 ((linkrate & 0x0F) * 0x1000000) |
3986 ((stp_sspsmp_sata & 0x03) * 0x10000000));
3987 payload.firstburstsize_ITNexustimeout =
3988 cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
3989 memcpy(&payload.sas_addr_hi, pm8001_dev->sas_device->sas_addr,
3990 SAS_ADDR_SIZE);
3991 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
3992 return rc;
3993}
3994
3995/**
3996 * see comments on mpi_reg_resp.
3997 */
3998static int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha,
3999 u32 device_id)
4000{
4001 struct dereg_dev_req payload;
4002 u32 opc = OPC_INB_DEREG_DEV_HANDLE;
4003 int ret;
4004 struct inbound_queue_table *circularQ;
4005
4006 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4007 memset(&payload, 0, sizeof(payload));
4008 payload.tag = 1;
4009 payload.device_id = cpu_to_le32(device_id);
4010 PM8001_MSG_DBG(pm8001_ha,
4011 pm8001_printk("unregister device device_id = %d\n", device_id));
4012 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4013 return ret;
4014}
4015
4016/**
4017 * pm8001_chip_phy_ctl_req - support the local phy operation
4018 * @pm8001_ha: our hba card information.
4019 * @num: the inbound queue number
4020 * @phy_id: the phy id which we wanted to operate
4021 * @phy_op:
4022 */
4023static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
4024 u32 phyId, u32 phy_op)
4025{
4026 struct local_phy_ctl_req payload;
4027 struct inbound_queue_table *circularQ;
4028 int ret;
4029 u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
4030 memset((u8 *)&payload, 0, sizeof(payload));
4031 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4032 payload.tag = 1;
4033 payload.phyop_phyid =
4034 cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F));
4035 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4036 return ret;
4037}
4038
4039static u32 pm8001_chip_is_our_interupt(struct pm8001_hba_info *pm8001_ha)
4040{
4041 u32 value;
4042#ifdef PM8001_USE_MSIX
4043 return 1;
4044#endif
4045 value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
4046 if (value)
4047 return 1;
4048 return 0;
4049
4050}
4051
4052/**
4053 * pm8001_chip_isr - PM8001 isr handler.
4054 * @pm8001_ha: our hba card information.
4055 * @irq: irq number.
4056 * @stat: stat.
4057 */
4058static irqreturn_t
4059pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha)
4060{
4061 unsigned long flags;
4062 spin_lock_irqsave(&pm8001_ha->lock, flags);
4063 pm8001_chip_interrupt_disable(pm8001_ha);
4064 process_oq(pm8001_ha);
4065 pm8001_chip_interrupt_enable(pm8001_ha);
4066 spin_unlock_irqrestore(&pm8001_ha->lock, flags);
4067 return IRQ_HANDLED;
4068}
4069
4070static int send_task_abort(struct pm8001_hba_info *pm8001_ha, u32 opc,
4071 u32 dev_id, u8 flag, u32 task_tag, u32 cmd_tag)
4072{
4073 struct task_abort_req task_abort;
4074 struct inbound_queue_table *circularQ;
4075 int ret;
4076 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4077 memset(&task_abort, 0, sizeof(task_abort));
4078 if (ABORT_SINGLE == (flag & ABORT_MASK)) {
4079 task_abort.abort_all = 0;
4080 task_abort.device_id = cpu_to_le32(dev_id);
4081 task_abort.tag_to_abort = cpu_to_le32(task_tag);
4082 task_abort.tag = cpu_to_le32(cmd_tag);
4083 } else if (ABORT_ALL == (flag & ABORT_MASK)) {
4084 task_abort.abort_all = cpu_to_le32(1);
4085 task_abort.device_id = cpu_to_le32(dev_id);
4086 task_abort.tag = cpu_to_le32(cmd_tag);
4087 }
4088 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort);
4089 return ret;
4090}
4091
4092/**
4093 * pm8001_chip_abort_task - SAS abort task when error or exception happened.
4094 * @task: the task we wanted to aborted.
4095 * @flag: the abort flag.
4096 */
4097static int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
4098 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag, u32 cmd_tag)
4099{
4100 u32 opc, device_id;
4101 int rc = TMF_RESP_FUNC_FAILED;
4102 PM8001_EH_DBG(pm8001_ha, pm8001_printk("cmd_tag = %x, abort task tag"
4103 " = %x", cmd_tag, task_tag));
4104 if (pm8001_dev->dev_type == SAS_END_DEV)
4105 opc = OPC_INB_SSP_ABORT;
4106 else if (pm8001_dev->dev_type == SATA_DEV)
4107 opc = OPC_INB_SATA_ABORT;
4108 else
4109 opc = OPC_INB_SMP_ABORT;/* SMP */
4110 device_id = pm8001_dev->device_id;
4111 rc = send_task_abort(pm8001_ha, opc, device_id, flag,
4112 task_tag, cmd_tag);
4113 if (rc != TMF_RESP_FUNC_COMPLETE)
4114 PM8001_EH_DBG(pm8001_ha, pm8001_printk("rc= %d\n", rc));
4115 return rc;
4116}
4117
4118/**
4119 * pm8001_chip_ssp_tm_req - built the task managment command.
4120 * @pm8001_ha: our hba card information.
4121 * @ccb: the ccb information.
4122 * @tmf: task management function.
4123 */
4124static int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
4125 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf)
4126{
4127 struct sas_task *task = ccb->task;
4128 struct domain_device *dev = task->dev;
4129 struct pm8001_device *pm8001_dev = dev->lldd_dev;
4130 u32 opc = OPC_INB_SSPINITMSTART;
4131 struct inbound_queue_table *circularQ;
4132 struct ssp_ini_tm_start_req sspTMCmd;
4133 int ret;
4134
4135 memset(&sspTMCmd, 0, sizeof(sspTMCmd));
4136 sspTMCmd.device_id = cpu_to_le32(pm8001_dev->device_id);
4137 sspTMCmd.relate_tag = cpu_to_le32(tmf->tag_of_task_to_be_managed);
4138 sspTMCmd.tmf = cpu_to_le32(tmf->tmf);
4139 memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8);
4140 sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag);
4141 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4142 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd);
4143 return ret;
4144}
4145
4146static int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha,
4147 void *payload)
4148{
4149 u32 opc = OPC_INB_GET_NVMD_DATA;
4150 u32 nvmd_type;
4151 int rc;
4152 u32 tag;
4153 struct pm8001_ccb_info *ccb;
4154 struct inbound_queue_table *circularQ;
4155 struct get_nvm_data_req nvmd_req;
4156 struct fw_control_ex *fw_control_context;
4157 struct pm8001_ioctl_payload *ioctl_payload = payload;
4158
4159 nvmd_type = ioctl_payload->minor_function;
4160 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
4161 fw_control_context->usrAddr = (u8 *)&ioctl_payload->func_specific[0];
4162 fw_control_context->len = ioctl_payload->length;
4163 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4164 memset(&nvmd_req, 0, sizeof(nvmd_req));
4165 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4166 if (rc)
4167 return rc;
4168 ccb = &pm8001_ha->ccb_info[tag];
4169 ccb->ccb_tag = tag;
4170 ccb->fw_control_context = fw_control_context;
4171 nvmd_req.tag = cpu_to_le32(tag);
4172
4173 switch (nvmd_type) {
4174 case TWI_DEVICE: {
4175 u32 twi_addr, twi_page_size;
4176 twi_addr = 0xa8;
4177 twi_page_size = 2;
4178
4179 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
4180 twi_page_size << 8 | TWI_DEVICE);
4181 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4182 nvmd_req.resp_addr_hi =
4183 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4184 nvmd_req.resp_addr_lo =
4185 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4186 break;
4187 }
4188 case C_SEEPROM: {
4189 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
4190 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4191 nvmd_req.resp_addr_hi =
4192 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4193 nvmd_req.resp_addr_lo =
4194 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4195 break;
4196 }
4197 case VPD_FLASH: {
4198 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
4199 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4200 nvmd_req.resp_addr_hi =
4201 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4202 nvmd_req.resp_addr_lo =
4203 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4204 break;
4205 }
4206 case EXPAN_ROM: {
4207 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
4208 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4209 nvmd_req.resp_addr_hi =
4210 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4211 nvmd_req.resp_addr_lo =
4212 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4213 break;
4214 }
4215 default:
4216 break;
4217 }
4218 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req);
4219 return rc;
4220}
4221
4222static int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha,
4223 void *payload)
4224{
4225 u32 opc = OPC_INB_SET_NVMD_DATA;
4226 u32 nvmd_type;
4227 int rc;
4228 u32 tag;
4229 struct pm8001_ccb_info *ccb;
4230 struct inbound_queue_table *circularQ;
4231 struct set_nvm_data_req nvmd_req;
4232 struct fw_control_ex *fw_control_context;
4233 struct pm8001_ioctl_payload *ioctl_payload = payload;
4234
4235 nvmd_type = ioctl_payload->minor_function;
4236 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
4237 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4238 memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr,
4239 ioctl_payload->func_specific,
4240 ioctl_payload->length);
4241 memset(&nvmd_req, 0, sizeof(nvmd_req));
4242 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4243 if (rc)
4244 return rc;
4245 ccb = &pm8001_ha->ccb_info[tag];
4246 ccb->fw_control_context = fw_control_context;
4247 ccb->ccb_tag = tag;
4248 nvmd_req.tag = cpu_to_le32(tag);
4249 switch (nvmd_type) {
4250 case TWI_DEVICE: {
4251 u32 twi_addr, twi_page_size;
4252 twi_addr = 0xa8;
4253 twi_page_size = 2;
4254 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4255 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
4256 twi_page_size << 8 | TWI_DEVICE);
4257 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4258 nvmd_req.resp_addr_hi =
4259 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4260 nvmd_req.resp_addr_lo =
4261 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4262 break;
4263 }
4264 case C_SEEPROM:
4265 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
4266 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4267 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4268 nvmd_req.resp_addr_hi =
4269 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4270 nvmd_req.resp_addr_lo =
4271 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4272 break;
4273 case VPD_FLASH:
4274 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
4275 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4276 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4277 nvmd_req.resp_addr_hi =
4278 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4279 nvmd_req.resp_addr_lo =
4280 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4281 break;
4282 case EXPAN_ROM:
4283 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
4284 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
4285 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
4286 nvmd_req.resp_addr_hi =
4287 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
4288 nvmd_req.resp_addr_lo =
4289 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
4290 break;
4291 default:
4292 break;
4293 }
4294 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req);
4295 return rc;
4296}
4297
4298/**
4299 * pm8001_chip_fw_flash_update_build - support the firmware update operation
4300 * @pm8001_ha: our hba card information.
4301 * @fw_flash_updata_info: firmware flash update param
4302 */
4303static int
4304pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
4305 void *fw_flash_updata_info, u32 tag)
4306{
4307 struct fw_flash_Update_req payload;
4308 struct fw_flash_updata_info *info;
4309 struct inbound_queue_table *circularQ;
4310 int ret;
4311 u32 opc = OPC_INB_FW_FLASH_UPDATE;
4312
4313 memset(&payload, 0, sizeof(struct fw_flash_Update_req));
4314 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4315 info = fw_flash_updata_info;
4316 payload.tag = cpu_to_le32(tag);
4317 payload.cur_image_len = cpu_to_le32(info->cur_image_len);
4318 payload.cur_image_offset = cpu_to_le32(info->cur_image_offset);
4319 payload.total_image_len = cpu_to_le32(info->total_image_len);
4320 payload.len = info->sgl.im_len.len ;
4321 payload.sgl_addr_lo = lower_32_bits(info->sgl.addr);
4322 payload.sgl_addr_hi = upper_32_bits(info->sgl.addr);
4323 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4324 return ret;
4325}
4326
4327static int
4328pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
4329 void *payload)
4330{
4331 struct fw_flash_updata_info flash_update_info;
4332 struct fw_control_info *fw_control;
4333 struct fw_control_ex *fw_control_context;
4334 int rc;
4335 u32 tag;
4336 struct pm8001_ccb_info *ccb;
4337 void *buffer = NULL;
4338 dma_addr_t phys_addr;
4339 u32 phys_addr_hi;
4340 u32 phys_addr_lo;
4341 struct pm8001_ioctl_payload *ioctl_payload = payload;
4342
4343 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
4344 fw_control = (struct fw_control_info *)&ioctl_payload->func_specific[0];
4345 if (fw_control->len != 0) {
4346 if (pm8001_mem_alloc(pm8001_ha->pdev,
4347 (void **)&buffer,
4348 &phys_addr,
4349 &phys_addr_hi,
4350 &phys_addr_lo,
4351 fw_control->len, 0) != 0) {
4352 PM8001_FAIL_DBG(pm8001_ha,
4353 pm8001_printk("Mem alloc failure\n"));
4354 return -ENOMEM;
4355 }
4356 }
4357 memset(buffer, 0, fw_control->len);
4358 memcpy(buffer, fw_control->buffer, fw_control->len);
4359 flash_update_info.sgl.addr = cpu_to_le64(phys_addr);
4360 flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len);
4361 flash_update_info.sgl.im_len.e = 0;
4362 flash_update_info.cur_image_offset = fw_control->offset;
4363 flash_update_info.cur_image_len = fw_control->len;
4364 flash_update_info.total_image_len = fw_control->size;
4365 fw_control_context->fw_control = fw_control;
4366 fw_control_context->virtAddr = buffer;
4367 fw_control_context->len = fw_control->len;
4368 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4369 if (rc)
4370 return rc;
4371 ccb = &pm8001_ha->ccb_info[tag];
4372 ccb->fw_control_context = fw_control_context;
4373 ccb->ccb_tag = tag;
4374 rc = pm8001_chip_fw_flash_update_build(pm8001_ha, &flash_update_info,
4375 tag);
4376 return rc;
4377}
4378
4379static int
4380pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
4381 struct pm8001_device *pm8001_dev, u32 state)
4382{
4383 struct set_dev_state_req payload;
4384 struct inbound_queue_table *circularQ;
4385 struct pm8001_ccb_info *ccb;
4386 int rc;
4387 u32 tag;
4388 u32 opc = OPC_INB_SET_DEVICE_STATE;
4389 memset(&payload, 0, sizeof(payload));
4390 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4391 if (rc)
4392 return -1;
4393 ccb = &pm8001_ha->ccb_info[tag];
4394 ccb->ccb_tag = tag;
4395 ccb->device = pm8001_dev;
4396 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4397 payload.tag = cpu_to_le32(tag);
4398 payload.device_id = cpu_to_le32(pm8001_dev->device_id);
4399 payload.nds = cpu_to_le32(state);
4400 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4401 return rc;
4402
4403}
4404
4405static int
4406pm8001_chip_sas_re_initialization(struct pm8001_hba_info *pm8001_ha)
4407{
4408 struct sas_re_initialization_req payload;
4409 struct inbound_queue_table *circularQ;
4410 struct pm8001_ccb_info *ccb;
4411 int rc;
4412 u32 tag;
4413 u32 opc = OPC_INB_SAS_RE_INITIALIZE;
4414 memset(&payload, 0, sizeof(payload));
4415 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4416 if (rc)
4417 return -1;
4418 ccb = &pm8001_ha->ccb_info[tag];
4419 ccb->ccb_tag = tag;
4420 circularQ = &pm8001_ha->inbnd_q_tbl[0];
4421 payload.tag = cpu_to_le32(tag);
4422 payload.SSAHOLT = cpu_to_le32(0xd << 25);
4423 payload.sata_hol_tmo = cpu_to_le32(80);
4424 payload.open_reject_cmdretries_data_retries = cpu_to_le32(0xff00ff);
4425 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
4426 return rc;
4427
4428}
4429
4430const struct pm8001_dispatch pm8001_8001_dispatch = {
4431 .name = "pmc8001",
4432 .chip_init = pm8001_chip_init,
4433 .chip_soft_rst = pm8001_chip_soft_rst,
4434 .chip_rst = pm8001_hw_chip_rst,
4435 .chip_iounmap = pm8001_chip_iounmap,
4436 .isr = pm8001_chip_isr,
4437 .is_our_interupt = pm8001_chip_is_our_interupt,
4438 .isr_process_oq = process_oq,
4439 .interrupt_enable = pm8001_chip_interrupt_enable,
4440 .interrupt_disable = pm8001_chip_interrupt_disable,
4441 .make_prd = pm8001_chip_make_sg,
4442 .smp_req = pm8001_chip_smp_req,
4443 .ssp_io_req = pm8001_chip_ssp_io_req,
4444 .sata_req = pm8001_chip_sata_req,
4445 .phy_start_req = pm8001_chip_phy_start_req,
4446 .phy_stop_req = pm8001_chip_phy_stop_req,
4447 .reg_dev_req = pm8001_chip_reg_dev_req,
4448 .dereg_dev_req = pm8001_chip_dereg_dev_req,
4449 .phy_ctl_req = pm8001_chip_phy_ctl_req,
4450 .task_abort = pm8001_chip_abort_task,
4451 .ssp_tm_req = pm8001_chip_ssp_tm_req,
4452 .get_nvmd_req = pm8001_chip_get_nvmd_req,
4453 .set_nvmd_req = pm8001_chip_set_nvmd_req,
4454 .fw_flash_update_req = pm8001_chip_fw_flash_update_req,
4455 .set_dev_state_req = pm8001_chip_set_dev_state_req,
4456 .sas_re_init_req = pm8001_chip_sas_re_initialization,
4457};
4458
generated by cgit v1.2.2 (git 2.25.0) at 2025-03-12 13:09:15 -0400