1/* 2 * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver 3 * 4 * Copyright (c) 2008-2009 USI Co., Ltd. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions, and the following disclaimer, 12 * without modification. 13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 14 * substantially similar to the "NO WARRANTY" disclaimer below 15 * ("Disclaimer") and any redistribution must be conditioned upon 16 * including a substantially similar Disclaimer requirement for further 17 * binary redistribution. 18 * 3. Neither the names of the above-listed copyright holders nor the names 19 * of any contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * Alternatively, this software may be distributed under the terms of the 23 * GNU General Public License ("GPL") version 2 as published by the Free 24 * Software Foundation. 25 * 26 * NO WARRANTY 27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGES. 38 * 39 */ 40 #include <linux/slab.h> 41 #include "pm8001_sas.h" 42 #include "pm8001_hwi.h" 43 #include "pm8001_chips.h" 44 #include "pm8001_ctl.h" 45 46/** 47 * read_main_config_table - read the configure table and save it. 48 * @pm8001_ha: our hba card information 49 */ 50static void read_main_config_table(struct pm8001_hba_info *pm8001_ha) 51{ 52 void __iomem *address = pm8001_ha->main_cfg_tbl_addr; 53 pm8001_ha->main_cfg_tbl.pm8001_tbl.signature = 54 pm8001_mr32(address, 0x00); 55 pm8001_ha->main_cfg_tbl.pm8001_tbl.interface_rev = 56 pm8001_mr32(address, 0x04); 57 pm8001_ha->main_cfg_tbl.pm8001_tbl.firmware_rev = 58 pm8001_mr32(address, 0x08); 59 pm8001_ha->main_cfg_tbl.pm8001_tbl.max_out_io = 60 pm8001_mr32(address, 0x0C); 61 pm8001_ha->main_cfg_tbl.pm8001_tbl.max_sgl = 62 pm8001_mr32(address, 0x10); 63 pm8001_ha->main_cfg_tbl.pm8001_tbl.ctrl_cap_flag = 64 pm8001_mr32(address, 0x14); 65 pm8001_ha->main_cfg_tbl.pm8001_tbl.gst_offset = 66 pm8001_mr32(address, 0x18); 67 pm8001_ha->main_cfg_tbl.pm8001_tbl.inbound_queue_offset = 68 pm8001_mr32(address, MAIN_IBQ_OFFSET); 69 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_queue_offset = 70 pm8001_mr32(address, MAIN_OBQ_OFFSET); 71 pm8001_ha->main_cfg_tbl.pm8001_tbl.hda_mode_flag = 72 pm8001_mr32(address, MAIN_HDA_FLAGS_OFFSET); 73 74 /* read analog Setting offset from the configuration table */ 75 pm8001_ha->main_cfg_tbl.pm8001_tbl.anolog_setup_table_offset = 76 pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET); 77 78 /* read Error Dump Offset and Length */ 79 pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_dump_offset0 = 80 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET); 81 pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_dump_length0 = 82 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH); 83 pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_dump_offset1 = 84 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET); 85 pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_dump_length1 = 86 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH); 87} 88 89/** 90 * read_general_status_table - read the general status table and save it. 91 * @pm8001_ha: our hba card information 92 */ 93static void read_general_status_table(struct pm8001_hba_info *pm8001_ha) 94{ 95 void __iomem *address = pm8001_ha->general_stat_tbl_addr; 96 pm8001_ha->gs_tbl.pm8001_tbl.gst_len_mpistate = 97 pm8001_mr32(address, 0x00); 98 pm8001_ha->gs_tbl.pm8001_tbl.iq_freeze_state0 = 99 pm8001_mr32(address, 0x04); 100 pm8001_ha->gs_tbl.pm8001_tbl.iq_freeze_state1 = 101 pm8001_mr32(address, 0x08); 102 pm8001_ha->gs_tbl.pm8001_tbl.msgu_tcnt = 103 pm8001_mr32(address, 0x0C); 104 pm8001_ha->gs_tbl.pm8001_tbl.iop_tcnt = 105 pm8001_mr32(address, 0x10); 106 pm8001_ha->gs_tbl.pm8001_tbl.rsvd = 107 pm8001_mr32(address, 0x14); 108 pm8001_ha->gs_tbl.pm8001_tbl.phy_state[0] = 109 pm8001_mr32(address, 0x18); 110 pm8001_ha->gs_tbl.pm8001_tbl.phy_state[1] = 111 pm8001_mr32(address, 0x1C); 112 pm8001_ha->gs_tbl.pm8001_tbl.phy_state[2] = 113 pm8001_mr32(address, 0x20); 114 pm8001_ha->gs_tbl.pm8001_tbl.phy_state[3] = 115 pm8001_mr32(address, 0x24); 116 pm8001_ha->gs_tbl.pm8001_tbl.phy_state[4] = 117 pm8001_mr32(address, 0x28); 118 pm8001_ha->gs_tbl.pm8001_tbl.phy_state[5] = 119 pm8001_mr32(address, 0x2C); 120 pm8001_ha->gs_tbl.pm8001_tbl.phy_state[6] = 121 pm8001_mr32(address, 0x30); 122 pm8001_ha->gs_tbl.pm8001_tbl.phy_state[7] = 123 pm8001_mr32(address, 0x34); 124 pm8001_ha->gs_tbl.pm8001_tbl.gpio_input_val = 125 pm8001_mr32(address, 0x38); 126 pm8001_ha->gs_tbl.pm8001_tbl.rsvd1[0] = 127 pm8001_mr32(address, 0x3C); 128 pm8001_ha->gs_tbl.pm8001_tbl.rsvd1[1] = 129 pm8001_mr32(address, 0x40); 130 pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[0] = 131 pm8001_mr32(address, 0x44); 132 pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[1] = 133 pm8001_mr32(address, 0x48); 134 pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[2] = 135 pm8001_mr32(address, 0x4C); 136 pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[3] = 137 pm8001_mr32(address, 0x50); 138 pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[4] = 139 pm8001_mr32(address, 0x54); 140 pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[5] = 141 pm8001_mr32(address, 0x58); 142 pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[6] = 143 pm8001_mr32(address, 0x5C); 144 pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[7] = 145 pm8001_mr32(address, 0x60); 146} 147 148/** 149 * read_inbnd_queue_table - read the inbound queue table and save it. 150 * @pm8001_ha: our hba card information 151 */ 152static void read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha) 153{ 154 int i; 155 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr; 156 for (i = 0; i < PM8001_MAX_INB_NUM; i++) { 157 u32 offset = i * 0x20; 158 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar = 159 get_pci_bar_index(pm8001_mr32(address, (offset + 0x14))); 160 pm8001_ha->inbnd_q_tbl[i].pi_offset = 161 pm8001_mr32(address, (offset + 0x18)); 162 } 163} 164 165/** 166 * read_outbnd_queue_table - read the outbound queue table and save it. 167 * @pm8001_ha: our hba card information 168 */ 169static void read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha) 170{ 171 int i; 172 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr; 173 for (i = 0; i < PM8001_MAX_OUTB_NUM; i++) { 174 u32 offset = i * 0x24; 175 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar = 176 get_pci_bar_index(pm8001_mr32(address, (offset + 0x14))); 177 pm8001_ha->outbnd_q_tbl[i].ci_offset = 178 pm8001_mr32(address, (offset + 0x18)); 179 } 180} 181 182/** 183 * init_default_table_values - init the default table. 184 * @pm8001_ha: our hba card information 185 */ 186static void init_default_table_values(struct pm8001_hba_info *pm8001_ha) 187{ 188 int i; 189 u32 offsetib, offsetob; 190 void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr; 191 void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr; 192 193 pm8001_ha->main_cfg_tbl.pm8001_tbl.inbound_q_nppd_hppd = 0; 194 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_hw_event_pid0_3 = 0; 195 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_hw_event_pid4_7 = 0; 196 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_ncq_event_pid0_3 = 0; 197 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_ncq_event_pid4_7 = 0; 198 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_ITNexus_event_pid0_3 = 199 0; 200 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_ITNexus_event_pid4_7 = 201 0; 202 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_ssp_event_pid0_3 = 0; 203 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_ssp_event_pid4_7 = 0; 204 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_smp_event_pid0_3 = 0; 205 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_smp_event_pid4_7 = 0; 206 207 pm8001_ha->main_cfg_tbl.pm8001_tbl.upper_event_log_addr = 208 pm8001_ha->memoryMap.region[AAP1].phys_addr_hi; 209 pm8001_ha->main_cfg_tbl.pm8001_tbl.lower_event_log_addr = 210 pm8001_ha->memoryMap.region[AAP1].phys_addr_lo; 211 pm8001_ha->main_cfg_tbl.pm8001_tbl.event_log_size = 212 PM8001_EVENT_LOG_SIZE; 213 pm8001_ha->main_cfg_tbl.pm8001_tbl.event_log_option = 0x01; 214 pm8001_ha->main_cfg_tbl.pm8001_tbl.upper_iop_event_log_addr = 215 pm8001_ha->memoryMap.region[IOP].phys_addr_hi; 216 pm8001_ha->main_cfg_tbl.pm8001_tbl.lower_iop_event_log_addr = 217 pm8001_ha->memoryMap.region[IOP].phys_addr_lo; 218 pm8001_ha->main_cfg_tbl.pm8001_tbl.iop_event_log_size = 219 PM8001_EVENT_LOG_SIZE; 220 pm8001_ha->main_cfg_tbl.pm8001_tbl.iop_event_log_option = 0x01; 221 pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_interrupt = 0x01; 222 for (i = 0; i < PM8001_MAX_INB_NUM; i++) { 223 pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt = 224 PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x00<<30); 225 pm8001_ha->inbnd_q_tbl[i].upper_base_addr = 226 pm8001_ha->memoryMap.region[IB + i].phys_addr_hi; 227 pm8001_ha->inbnd_q_tbl[i].lower_base_addr = 228 pm8001_ha->memoryMap.region[IB + i].phys_addr_lo; 229 pm8001_ha->inbnd_q_tbl[i].base_virt = 230 (u8 *)pm8001_ha->memoryMap.region[IB + i].virt_ptr; 231 pm8001_ha->inbnd_q_tbl[i].total_length = 232 pm8001_ha->memoryMap.region[IB + i].total_len; 233 pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr = 234 pm8001_ha->memoryMap.region[CI + i].phys_addr_hi; 235 pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr = 236 pm8001_ha->memoryMap.region[CI + i].phys_addr_lo; 237 pm8001_ha->inbnd_q_tbl[i].ci_virt = 238 pm8001_ha->memoryMap.region[CI + i].virt_ptr; 239 offsetib = i * 0x20; 240 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar = 241 get_pci_bar_index(pm8001_mr32(addressib, 242 (offsetib + 0x14))); 243 pm8001_ha->inbnd_q_tbl[i].pi_offset = 244 pm8001_mr32(addressib, (offsetib + 0x18)); 245 pm8001_ha->inbnd_q_tbl[i].producer_idx = 0; 246 pm8001_ha->inbnd_q_tbl[i].consumer_index = 0; 247 } 248 for (i = 0; i < PM8001_MAX_OUTB_NUM; i++) { 249 pm8001_ha->outbnd_q_tbl[i].element_size_cnt = 250 PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x01<<30); 251 pm8001_ha->outbnd_q_tbl[i].upper_base_addr = 252 pm8001_ha->memoryMap.region[OB + i].phys_addr_hi; 253 pm8001_ha->outbnd_q_tbl[i].lower_base_addr = 254 pm8001_ha->memoryMap.region[OB + i].phys_addr_lo; 255 pm8001_ha->outbnd_q_tbl[i].base_virt = 256 (u8 *)pm8001_ha->memoryMap.region[OB + i].virt_ptr; 257 pm8001_ha->outbnd_q_tbl[i].total_length = 258 pm8001_ha->memoryMap.region[OB + i].total_len; 259 pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr = 260 pm8001_ha->memoryMap.region[PI + i].phys_addr_hi; 261 pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr = 262 pm8001_ha->memoryMap.region[PI + i].phys_addr_lo; 263 pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay = 264 0 | (10 << 16) | (i << 24); 265 pm8001_ha->outbnd_q_tbl[i].pi_virt = 266 pm8001_ha->memoryMap.region[PI + i].virt_ptr; 267 offsetob = i * 0x24; 268 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar = 269 get_pci_bar_index(pm8001_mr32(addressob, 270 offsetob + 0x14)); 271 pm8001_ha->outbnd_q_tbl[i].ci_offset = 272 pm8001_mr32(addressob, (offsetob + 0x18)); 273 pm8001_ha->outbnd_q_tbl[i].consumer_idx = 0; 274 pm8001_ha->outbnd_q_tbl[i].producer_index = 0; 275 } 276} 277 278/** 279 * update_main_config_table - update the main default table to the HBA. 280 * @pm8001_ha: our hba card information 281 */ 282static void update_main_config_table(struct pm8001_hba_info *pm8001_ha) 283{ 284 void __iomem *address = pm8001_ha->main_cfg_tbl_addr; 285 pm8001_mw32(address, 0x24, 286 pm8001_ha->main_cfg_tbl.pm8001_tbl.inbound_q_nppd_hppd); 287 pm8001_mw32(address, 0x28, 288 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_hw_event_pid0_3); 289 pm8001_mw32(address, 0x2C, 290 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_hw_event_pid4_7); 291 pm8001_mw32(address, 0x30, 292 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_ncq_event_pid0_3); 293 pm8001_mw32(address, 0x34, 294 pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_ncq_event_pid4_7); 295 pm8001_mw32(address, 0x38, 296 pm8001_ha->main_cfg_tbl.pm8001_tbl. 297 outbound_tgt_ITNexus_event_pid0_3); 298 pm8001_mw32(address, 0x3C, 299 pm8001_ha->main_cfg_tbl.pm8001_tbl. 300 outbound_tgt_ITNexus_event_pid4_7); 301 pm8001_mw32(address, 0x40, 302 pm8001_ha->main_cfg_tbl.pm8001_tbl. 303 outbound_tgt_ssp_event_pid0_3); 304 pm8001_mw32(address, 0x44, 305 pm8001_ha->main_cfg_tbl.pm8001_tbl. 306 outbound_tgt_ssp_event_pid4_7); 307 pm8001_mw32(address, 0x48, 308 pm8001_ha->main_cfg_tbl.pm8001_tbl. 309 outbound_tgt_smp_event_pid0_3); 310 pm8001_mw32(address, 0x4C, 311 pm8001_ha->main_cfg_tbl.pm8001_tbl. 312 outbound_tgt_smp_event_pid4_7); 313 pm8001_mw32(address, 0x50, 314 pm8001_ha->main_cfg_tbl.pm8001_tbl.upper_event_log_addr); 315 pm8001_mw32(address, 0x54, 316 pm8001_ha->main_cfg_tbl.pm8001_tbl.lower_event_log_addr); 317 pm8001_mw32(address, 0x58, 318 pm8001_ha->main_cfg_tbl.pm8001_tbl.event_log_size); 319 pm8001_mw32(address, 0x5C, 320 pm8001_ha->main_cfg_tbl.pm8001_tbl.event_log_option); 321 pm8001_mw32(address, 0x60, 322 pm8001_ha->main_cfg_tbl.pm8001_tbl.upper_iop_event_log_addr); 323 pm8001_mw32(address, 0x64, 324 pm8001_ha->main_cfg_tbl.pm8001_tbl.lower_iop_event_log_addr); 325 pm8001_mw32(address, 0x68, 326 pm8001_ha->main_cfg_tbl.pm8001_tbl.iop_event_log_size); 327 pm8001_mw32(address, 0x6C, 328 pm8001_ha->main_cfg_tbl.pm8001_tbl.iop_event_log_option); 329 pm8001_mw32(address, 0x70, 330 pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_interrupt); 331} 332 333/** 334 * update_inbnd_queue_table - update the inbound queue table to the HBA. 335 * @pm8001_ha: our hba card information 336 */ 337static void update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha, 338 int number) 339{ 340 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr; 341 u16 offset = number * 0x20; 342 pm8001_mw32(address, offset + 0x00, 343 pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt); 344 pm8001_mw32(address, offset + 0x04, 345 pm8001_ha->inbnd_q_tbl[number].upper_base_addr); 346 pm8001_mw32(address, offset + 0x08, 347 pm8001_ha->inbnd_q_tbl[number].lower_base_addr); 348 pm8001_mw32(address, offset + 0x0C, 349 pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr); 350 pm8001_mw32(address, offset + 0x10, 351 pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr); 352} 353 354/** 355 * update_outbnd_queue_table - update the outbound queue table to the HBA. 356 * @pm8001_ha: our hba card information 357 */ 358static void update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha, 359 int number) 360{ 361 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr; 362 u16 offset = number * 0x24; 363 pm8001_mw32(address, offset + 0x00, 364 pm8001_ha->outbnd_q_tbl[number].element_size_cnt); 365 pm8001_mw32(address, offset + 0x04, 366 pm8001_ha->outbnd_q_tbl[number].upper_base_addr); 367 pm8001_mw32(address, offset + 0x08, 368 pm8001_ha->outbnd_q_tbl[number].lower_base_addr); 369 pm8001_mw32(address, offset + 0x0C, 370 pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr); 371 pm8001_mw32(address, offset + 0x10, 372 pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr); 373 pm8001_mw32(address, offset + 0x1C, 374 pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay); 375} 376 377/** 378 * pm8001_bar4_shift - function is called to shift BAR base address 379 * @pm8001_ha : our hba card infomation 380 * @shiftValue : shifting value in memory bar. 381 */ 382int pm8001_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue) 383{ 384 u32 regVal; 385 unsigned long start; 386 387 /* program the inbound AXI translation Lower Address */ 388 pm8001_cw32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW, shiftValue); 389 390 /* confirm the setting is written */ 391 start = jiffies + HZ; /* 1 sec */ 392 do { 393 regVal = pm8001_cr32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW); 394 } while ((regVal != shiftValue) && time_before(jiffies, start)); 395 396 if (regVal != shiftValue) { 397 PM8001_INIT_DBG(pm8001_ha, 398 pm8001_printk("TIMEOUT:SPC_IBW_AXI_TRANSLATION_LOW" 399 " = 0x%x\n", regVal)); 400 return -1; 401 } 402 return 0; 403} 404 405/** 406 * mpi_set_phys_g3_with_ssc 407 * @pm8001_ha: our hba card information 408 * @SSCbit: set SSCbit to 0 to disable all phys ssc; 1 to enable all phys ssc. 409 */ 410static void mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha, 411 u32 SSCbit) 412{ 413 u32 value, offset, i; 414 unsigned long flags; 415 416#define SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR 0x00030000 417#define SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR 0x00040000 418#define SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET 0x1074 419#define SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET 0x1074 420#define PHY_G3_WITHOUT_SSC_BIT_SHIFT 12 421#define PHY_G3_WITH_SSC_BIT_SHIFT 13 422#define SNW3_PHY_CAPABILITIES_PARITY 31 423 424 /* 425 * Using shifted destination address 0x3_0000:0x1074 + 0x4000*N (N=0:3) 426 * Using shifted destination address 0x4_0000:0x1074 + 0x4000*(N-4) (N=4:7) 427 */ 428 spin_lock_irqsave(&pm8001_ha->lock, flags); 429 if (-1 == pm8001_bar4_shift(pm8001_ha, 430 SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR)) { 431 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 432 return; 433 } 434 435 for (i = 0; i < 4; i++) { 436 offset = SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET + 0x4000 * i; 437 pm8001_cw32(pm8001_ha, 2, offset, 0x80001501); 438 } 439 /* shift membase 3 for SAS2_SETTINGS_LOCAL_PHY 4 - 7 */ 440 if (-1 == pm8001_bar4_shift(pm8001_ha, 441 SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR)) { 442 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 443 return; 444 } 445 for (i = 4; i < 8; i++) { 446 offset = SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET + 0x4000 * (i-4); 447 pm8001_cw32(pm8001_ha, 2, offset, 0x80001501); 448 } 449 /************************************************************* 450 Change the SSC upspreading value to 0x0 so that upspreading is disabled. 451 Device MABC SMOD0 Controls 452 Address: (via MEMBASE-III): 453 Using shifted destination address 0x0_0000: with Offset 0xD8 454 455 31:28 R/W Reserved Do not change 456 27:24 R/W SAS_SMOD_SPRDUP 0000 457 23:20 R/W SAS_SMOD_SPRDDN 0000 458 19:0 R/W Reserved Do not change 459 Upon power-up this register will read as 0x8990c016, 460 and I would like you to change the SAS_SMOD_SPRDUP bits to 0b0000 461 so that the written value will be 0x8090c016. 462 This will ensure only down-spreading SSC is enabled on the SPC. 463 *************************************************************/ 464 value = pm8001_cr32(pm8001_ha, 2, 0xd8); 465 pm8001_cw32(pm8001_ha, 2, 0xd8, 0x8000C016); 466 467 /*set the shifted destination address to 0x0 to avoid error operation */ 468 pm8001_bar4_shift(pm8001_ha, 0x0); 469 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 470 return; 471} 472 473/** 474 * mpi_set_open_retry_interval_reg 475 * @pm8001_ha: our hba card information 476 * @interval - interval time for each OPEN_REJECT (RETRY). The units are in 1us. 477 */ 478static void mpi_set_open_retry_interval_reg(struct pm8001_hba_info *pm8001_ha, 479 u32 interval) 480{ 481 u32 offset; 482 u32 value; 483 u32 i; 484 unsigned long flags; 485 486#define OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR 0x00030000 487#define OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR 0x00040000 488#define OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET 0x30B4 489#define OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET 0x30B4 490#define OPEN_RETRY_INTERVAL_REG_MASK 0x0000FFFF 491 492 value = interval & OPEN_RETRY_INTERVAL_REG_MASK; 493 spin_lock_irqsave(&pm8001_ha->lock, flags); 494 /* shift bar and set the OPEN_REJECT(RETRY) interval time of PHY 0 -3.*/ 495 if (-1 == pm8001_bar4_shift(pm8001_ha, 496 OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR)) { 497 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 498 return; 499 } 500 for (i = 0; i < 4; i++) { 501 offset = OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET + 0x4000 * i; 502 pm8001_cw32(pm8001_ha, 2, offset, value); 503 } 504 505 if (-1 == pm8001_bar4_shift(pm8001_ha, 506 OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR)) { 507 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 508 return; 509 } 510 for (i = 4; i < 8; i++) { 511 offset = OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET + 0x4000 * (i-4); 512 pm8001_cw32(pm8001_ha, 2, offset, value); 513 } 514 /*set the shifted destination address to 0x0 to avoid error operation */ 515 pm8001_bar4_shift(pm8001_ha, 0x0); 516 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 517 return; 518} 519 520/** 521 * mpi_init_check - check firmware initialization status. 522 * @pm8001_ha: our hba card information 523 */ 524static int mpi_init_check(struct pm8001_hba_info *pm8001_ha) 525{ 526 u32 max_wait_count; 527 u32 value; 528 u32 gst_len_mpistate; 529 /* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the 530 table is updated */ 531 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_UPDATE); 532 /* wait until Inbound DoorBell Clear Register toggled */ 533 max_wait_count = 1 * 1000 * 1000;/* 1 sec */ 534 do { 535 udelay(1); 536 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET); 537 value &= SPC_MSGU_CFG_TABLE_UPDATE; 538 } while ((value != 0) && (--max_wait_count)); 539 540 if (!max_wait_count) 541 return -1; 542 /* check the MPI-State for initialization */ 543 gst_len_mpistate = 544 pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 545 GST_GSTLEN_MPIS_OFFSET); 546 if (GST_MPI_STATE_INIT != (gst_len_mpistate & GST_MPI_STATE_MASK)) 547 return -1; 548 /* check MPI Initialization error */ 549 gst_len_mpistate = gst_len_mpistate >> 16; 550 if (0x0000 != gst_len_mpistate) 551 return -1; 552 return 0; 553} 554 555/** 556 * check_fw_ready - The LLDD check if the FW is ready, if not, return error. 557 * @pm8001_ha: our hba card information 558 */ 559static int check_fw_ready(struct pm8001_hba_info *pm8001_ha) 560{ 561 u32 value, value1; 562 u32 max_wait_count; 563 /* check error state */ 564 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); 565 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2); 566 /* check AAP error */ 567 if (SCRATCH_PAD1_ERR == (value & SCRATCH_PAD_STATE_MASK)) { 568 /* error state */ 569 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0); 570 return -1; 571 } 572 573 /* check IOP error */ 574 if (SCRATCH_PAD2_ERR == (value1 & SCRATCH_PAD_STATE_MASK)) { 575 /* error state */ 576 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3); 577 return -1; 578 } 579 580 /* bit 4-31 of scratch pad1 should be zeros if it is not 581 in error state*/ 582 if (value & SCRATCH_PAD1_STATE_MASK) { 583 /* error case */ 584 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0); 585 return -1; 586 } 587 588 /* bit 2, 4-31 of scratch pad2 should be zeros if it is not 589 in error state */ 590 if (value1 & SCRATCH_PAD2_STATE_MASK) { 591 /* error case */ 592 return -1; 593 } 594 595 max_wait_count = 1 * 1000 * 1000;/* 1 sec timeout */ 596 597 /* wait until scratch pad 1 and 2 registers in ready state */ 598 do { 599 udelay(1); 600 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) 601 & SCRATCH_PAD1_RDY; 602 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) 603 & SCRATCH_PAD2_RDY; 604 if ((--max_wait_count) == 0) 605 return -1; 606 } while ((value != SCRATCH_PAD1_RDY) || (value1 != SCRATCH_PAD2_RDY)); 607 return 0; 608} 609 610static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha) 611{ 612 void __iomem *base_addr; 613 u32 value; 614 u32 offset; 615 u32 pcibar; 616 u32 pcilogic; 617 618 value = pm8001_cr32(pm8001_ha, 0, 0x44); 619 offset = value & 0x03FFFFFF; 620 PM8001_INIT_DBG(pm8001_ha, 621 pm8001_printk("Scratchpad 0 Offset: %x\n", offset)); 622 pcilogic = (value & 0xFC000000) >> 26; 623 pcibar = get_pci_bar_index(pcilogic); 624 PM8001_INIT_DBG(pm8001_ha, 625 pm8001_printk("Scratchpad 0 PCI BAR: %d\n", pcibar)); 626 pm8001_ha->main_cfg_tbl_addr = base_addr = 627 pm8001_ha->io_mem[pcibar].memvirtaddr + offset; 628 pm8001_ha->general_stat_tbl_addr = 629 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x18); 630 pm8001_ha->inbnd_q_tbl_addr = 631 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C); 632 pm8001_ha->outbnd_q_tbl_addr = 633 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x20); 634} 635 636/** 637 * pm8001_chip_init - the main init function that initialize whole PM8001 chip. 638 * @pm8001_ha: our hba card information 639 */ 640static int pm8001_chip_init(struct pm8001_hba_info *pm8001_ha) 641{ 642 u8 i = 0; 643 u16 deviceid; 644 pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid); 645 /* 8081 controllers need BAR shift to access MPI space 646 * as this is shared with BIOS data */ 647 if (deviceid == 0x8081 || deviceid == 0x0042) { 648 if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) { 649 PM8001_FAIL_DBG(pm8001_ha, 650 pm8001_printk("Shift Bar4 to 0x%x failed\n", 651 GSM_SM_BASE)); 652 return -1; 653 } 654 } 655 /* check the firmware status */ 656 if (-1 == check_fw_ready(pm8001_ha)) { 657 PM8001_FAIL_DBG(pm8001_ha, 658 pm8001_printk("Firmware is not ready!\n")); 659 return -EBUSY; 660 } 661 662 /* Initialize pci space address eg: mpi offset */ 663 init_pci_device_addresses(pm8001_ha); 664 init_default_table_values(pm8001_ha); 665 read_main_config_table(pm8001_ha); 666 read_general_status_table(pm8001_ha); 667 read_inbnd_queue_table(pm8001_ha); 668 read_outbnd_queue_table(pm8001_ha); 669 /* update main config table ,inbound table and outbound table */ 670 update_main_config_table(pm8001_ha); 671 for (i = 0; i < PM8001_MAX_INB_NUM; i++) 672 update_inbnd_queue_table(pm8001_ha, i); 673 for (i = 0; i < PM8001_MAX_OUTB_NUM; i++) 674 update_outbnd_queue_table(pm8001_ha, i); 675 /* 8081 controller donot require these operations */ 676 if (deviceid != 0x8081 && deviceid != 0x0042) { 677 mpi_set_phys_g3_with_ssc(pm8001_ha, 0); 678 /* 7->130ms, 34->500ms, 119->1.5s */ 679 mpi_set_open_retry_interval_reg(pm8001_ha, 119); 680 } 681 /* notify firmware update finished and check initialization status */ 682 if (0 == mpi_init_check(pm8001_ha)) { 683 PM8001_INIT_DBG(pm8001_ha, 684 pm8001_printk("MPI initialize successful!\n")); 685 } else 686 return -EBUSY; 687 /*This register is a 16-bit timer with a resolution of 1us. This is the 688 timer used for interrupt delay/coalescing in the PCIe Application Layer. 689 Zero is not a valid value. A value of 1 in the register will cause the 690 interrupts to be normal. A value greater than 1 will cause coalescing 691 delays.*/ 692 pm8001_cw32(pm8001_ha, 1, 0x0033c0, 0x1); 693 pm8001_cw32(pm8001_ha, 1, 0x0033c4, 0x0); 694 return 0; 695} 696 697static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha) 698{ 699 u32 max_wait_count; 700 u32 value; 701 u32 gst_len_mpistate; 702 u16 deviceid; 703 pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid); 704 if (deviceid == 0x8081 || deviceid == 0x0042) { 705 if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) { 706 PM8001_FAIL_DBG(pm8001_ha, 707 pm8001_printk("Shift Bar4 to 0x%x failed\n", 708 GSM_SM_BASE)); 709 return -1; 710 } 711 } 712 init_pci_device_addresses(pm8001_ha); 713 /* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the 714 table is stop */ 715 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_RESET); 716 717 /* wait until Inbound DoorBell Clear Register toggled */ 718 max_wait_count = 1 * 1000 * 1000;/* 1 sec */ 719 do { 720 udelay(1); 721 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET); 722 value &= SPC_MSGU_CFG_TABLE_RESET; 723 } while ((value != 0) && (--max_wait_count)); 724 725 if (!max_wait_count) { 726 PM8001_FAIL_DBG(pm8001_ha, 727 pm8001_printk("TIMEOUT:IBDB value/=0x%x\n", value)); 728 return -1; 729 } 730 731 /* check the MPI-State for termination in progress */ 732 /* wait until Inbound DoorBell Clear Register toggled */ 733 max_wait_count = 1 * 1000 * 1000; /* 1 sec */ 734 do { 735 udelay(1); 736 gst_len_mpistate = 737 pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 738 GST_GSTLEN_MPIS_OFFSET); 739 if (GST_MPI_STATE_UNINIT == 740 (gst_len_mpistate & GST_MPI_STATE_MASK)) 741 break; 742 } while (--max_wait_count); 743 if (!max_wait_count) { 744 PM8001_FAIL_DBG(pm8001_ha, 745 pm8001_printk(" TIME OUT MPI State = 0x%x\n", 746 gst_len_mpistate & GST_MPI_STATE_MASK)); 747 return -1; 748 } 749 return 0; 750} 751 752/** 753 * soft_reset_ready_check - Function to check FW is ready for soft reset. 754 * @pm8001_ha: our hba card information 755 */ 756static u32 soft_reset_ready_check(struct pm8001_hba_info *pm8001_ha) 757{ 758 u32 regVal, regVal1, regVal2; 759 if (mpi_uninit_check(pm8001_ha) != 0) { 760 PM8001_FAIL_DBG(pm8001_ha, 761 pm8001_printk("MPI state is not ready\n")); 762 return -1; 763 } 764 /* read the scratch pad 2 register bit 2 */ 765 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) 766 & SCRATCH_PAD2_FWRDY_RST; 767 if (regVal == SCRATCH_PAD2_FWRDY_RST) { 768 PM8001_INIT_DBG(pm8001_ha, 769 pm8001_printk("Firmware is ready for reset .\n")); 770 } else { 771 unsigned long flags; 772 /* Trigger NMI twice via RB6 */ 773 spin_lock_irqsave(&pm8001_ha->lock, flags); 774 if (-1 == pm8001_bar4_shift(pm8001_ha, RB6_ACCESS_REG)) { 775 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 776 PM8001_FAIL_DBG(pm8001_ha, 777 pm8001_printk("Shift Bar4 to 0x%x failed\n", 778 RB6_ACCESS_REG)); 779 return -1; 780 } 781 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, 782 RB6_MAGIC_NUMBER_RST); 783 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, RB6_MAGIC_NUMBER_RST); 784 /* wait for 100 ms */ 785 mdelay(100); 786 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) & 787 SCRATCH_PAD2_FWRDY_RST; 788 if (regVal != SCRATCH_PAD2_FWRDY_RST) { 789 regVal1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); 790 regVal2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2); 791 PM8001_FAIL_DBG(pm8001_ha, 792 pm8001_printk("TIMEOUT:MSGU_SCRATCH_PAD1" 793 "=0x%x, MSGU_SCRATCH_PAD2=0x%x\n", 794 regVal1, regVal2)); 795 PM8001_FAIL_DBG(pm8001_ha, 796 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n", 797 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0))); 798 PM8001_FAIL_DBG(pm8001_ha, 799 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n", 800 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3))); 801 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 802 return -1; 803 } 804 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 805 } 806 return 0; 807} 808 809/** 810 * pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all 811 * the FW register status to the originated status. 812 * @pm8001_ha: our hba card information 813 */ 814static int 815pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) 816{ 817 u32 regVal, toggleVal; 818 u32 max_wait_count; 819 u32 regVal1, regVal2, regVal3; 820 u32 signature = 0x252acbcd; /* for host scratch pad0 */ 821 unsigned long flags; 822 823 /* step1: Check FW is ready for soft reset */ 824 if (soft_reset_ready_check(pm8001_ha) != 0) { 825 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("FW is not ready\n")); 826 return -1; 827 } 828 829 /* step 2: clear NMI status register on AAP1 and IOP, write the same 830 value to clear */ 831 /* map 0x60000 to BAR4(0x20), BAR2(win) */ 832 spin_lock_irqsave(&pm8001_ha->lock, flags); 833 if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_AAP1_ADDR_BASE)) { 834 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 835 PM8001_FAIL_DBG(pm8001_ha, 836 pm8001_printk("Shift Bar4 to 0x%x failed\n", 837 MBIC_AAP1_ADDR_BASE)); 838 return -1; 839 } 840 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP); 841 PM8001_INIT_DBG(pm8001_ha, 842 pm8001_printk("MBIC - NMI Enable VPE0 (IOP)= 0x%x\n", regVal)); 843 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP, 0x0); 844 /* map 0x70000 to BAR4(0x20), BAR2(win) */ 845 if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_IOP_ADDR_BASE)) { 846 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 847 PM8001_FAIL_DBG(pm8001_ha, 848 pm8001_printk("Shift Bar4 to 0x%x failed\n", 849 MBIC_IOP_ADDR_BASE)); 850 return -1; 851 } 852 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1); 853 PM8001_INIT_DBG(pm8001_ha, 854 pm8001_printk("MBIC - NMI Enable VPE0 (AAP1)= 0x%x\n", regVal)); 855 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1, 0x0); 856 857 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE); 858 PM8001_INIT_DBG(pm8001_ha, 859 pm8001_printk("PCIE -Event Interrupt Enable = 0x%x\n", regVal)); 860 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE, 0x0); 861 862 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT); 863 PM8001_INIT_DBG(pm8001_ha, 864 pm8001_printk("PCIE - Event Interrupt = 0x%x\n", regVal)); 865 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT, regVal); 866 867 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE); 868 PM8001_INIT_DBG(pm8001_ha, 869 pm8001_printk("PCIE -Error Interrupt Enable = 0x%x\n", regVal)); 870 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE, 0x0); 871 872 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT); 873 PM8001_INIT_DBG(pm8001_ha, 874 pm8001_printk("PCIE - Error Interrupt = 0x%x\n", regVal)); 875 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT, regVal); 876 877 /* read the scratch pad 1 register bit 2 */ 878 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) 879 & SCRATCH_PAD1_RST; 880 toggleVal = regVal ^ SCRATCH_PAD1_RST; 881 882 /* set signature in host scratch pad0 register to tell SPC that the 883 host performs the soft reset */ 884 pm8001_cw32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0, signature); 885 886 /* read required registers for confirmming */ 887 /* map 0x0700000 to BAR4(0x20), BAR2(win) */ 888 if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) { 889 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 890 PM8001_FAIL_DBG(pm8001_ha, 891 pm8001_printk("Shift Bar4 to 0x%x failed\n", 892 GSM_ADDR_BASE)); 893 return -1; 894 } 895 PM8001_INIT_DBG(pm8001_ha, 896 pm8001_printk("GSM 0x0(0x00007b88)-GSM Configuration and" 897 " Reset = 0x%x\n", 898 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); 899 900 /* step 3: host read GSM Configuration and Reset register */ 901 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET); 902 /* Put those bits to low */ 903 /* GSM XCBI offset = 0x70 0000 904 0x00 Bit 13 COM_SLV_SW_RSTB 1 905 0x00 Bit 12 QSSP_SW_RSTB 1 906 0x00 Bit 11 RAAE_SW_RSTB 1 907 0x00 Bit 9 RB_1_SW_RSTB 1 908 0x00 Bit 8 SM_SW_RSTB 1 909 */ 910 regVal &= ~(0x00003b00); 911 /* host write GSM Configuration and Reset register */ 912 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal); 913 PM8001_INIT_DBG(pm8001_ha, 914 pm8001_printk("GSM 0x0 (0x00007b88 ==> 0x00004088) - GSM " 915 "Configuration and Reset is set to = 0x%x\n", 916 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); 917 918 /* step 4: */ 919 /* disable GSM - Read Address Parity Check */ 920 regVal1 = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK); 921 PM8001_INIT_DBG(pm8001_ha, 922 pm8001_printk("GSM 0x700038 - Read Address Parity Check " 923 "Enable = 0x%x\n", regVal1)); 924 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, 0x0); 925 PM8001_INIT_DBG(pm8001_ha, 926 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable" 927 "is set to = 0x%x\n", 928 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK))); 929 930 /* disable GSM - Write Address Parity Check */ 931 regVal2 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK); 932 PM8001_INIT_DBG(pm8001_ha, 933 pm8001_printk("GSM 0x700040 - Write Address Parity Check" 934 " Enable = 0x%x\n", regVal2)); 935 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, 0x0); 936 PM8001_INIT_DBG(pm8001_ha, 937 pm8001_printk("GSM 0x700040 - Write Address Parity Check " 938 "Enable is set to = 0x%x\n", 939 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK))); 940 941 /* disable GSM - Write Data Parity Check */ 942 regVal3 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK); 943 PM8001_INIT_DBG(pm8001_ha, 944 pm8001_printk("GSM 0x300048 - Write Data Parity Check" 945 " Enable = 0x%x\n", regVal3)); 946 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, 0x0); 947 PM8001_INIT_DBG(pm8001_ha, 948 pm8001_printk("GSM 0x300048 - Write Data Parity Check Enable" 949 "is set to = 0x%x\n", 950 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK))); 951 952 /* step 5: delay 10 usec */ 953 udelay(10); 954 /* step 5-b: set GPIO-0 output control to tristate anyway */ 955 if (-1 == pm8001_bar4_shift(pm8001_ha, GPIO_ADDR_BASE)) { 956 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 957 PM8001_INIT_DBG(pm8001_ha, 958 pm8001_printk("Shift Bar4 to 0x%x failed\n", 959 GPIO_ADDR_BASE)); 960 return -1; 961 } 962 regVal = pm8001_cr32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET); 963 PM8001_INIT_DBG(pm8001_ha, 964 pm8001_printk("GPIO Output Control Register:" 965 " = 0x%x\n", regVal)); 966 /* set GPIO-0 output control to tri-state */ 967 regVal &= 0xFFFFFFFC; 968 pm8001_cw32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET, regVal); 969 970 /* Step 6: Reset the IOP and AAP1 */ 971 /* map 0x00000 to BAR4(0x20), BAR2(win) */ 972 if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) { 973 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 974 PM8001_FAIL_DBG(pm8001_ha, 975 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n", 976 SPC_TOP_LEVEL_ADDR_BASE)); 977 return -1; 978 } 979 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); 980 PM8001_INIT_DBG(pm8001_ha, 981 pm8001_printk("Top Register before resetting IOP/AAP1" 982 ":= 0x%x\n", regVal)); 983 regVal &= ~(SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS); 984 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); 985 986 /* step 7: Reset the BDMA/OSSP */ 987 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); 988 PM8001_INIT_DBG(pm8001_ha, 989 pm8001_printk("Top Register before resetting BDMA/OSSP" 990 ": = 0x%x\n", regVal)); 991 regVal &= ~(SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP); 992 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); 993 994 /* step 8: delay 10 usec */ 995 udelay(10); 996 997 /* step 9: bring the BDMA and OSSP out of reset */ 998 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); 999 PM8001_INIT_DBG(pm8001_ha, 1000 pm8001_printk("Top Register before bringing up BDMA/OSSP" 1001 ":= 0x%x\n", regVal)); 1002 regVal |= (SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP); 1003 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); 1004 1005 /* step 10: delay 10 usec */ 1006 udelay(10); 1007 1008 /* step 11: reads and sets the GSM Configuration and Reset Register */ 1009 /* map 0x0700000 to BAR4(0x20), BAR2(win) */ 1010 if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) { 1011 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1012 PM8001_FAIL_DBG(pm8001_ha, 1013 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n", 1014 GSM_ADDR_BASE)); 1015 return -1; 1016 } 1017 PM8001_INIT_DBG(pm8001_ha, 1018 pm8001_printk("GSM 0x0 (0x00007b88)-GSM Configuration and " 1019 "Reset = 0x%x\n", pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); 1020 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET); 1021 /* Put those bits to high */ 1022 /* GSM XCBI offset = 0x70 0000 1023 0x00 Bit 13 COM_SLV_SW_RSTB 1 1024 0x00 Bit 12 QSSP_SW_RSTB 1 1025 0x00 Bit 11 RAAE_SW_RSTB 1 1026 0x00 Bit 9 RB_1_SW_RSTB 1 1027 0x00 Bit 8 SM_SW_RSTB 1 1028 */ 1029 regVal |= (GSM_CONFIG_RESET_VALUE); 1030 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal); 1031 PM8001_INIT_DBG(pm8001_ha, 1032 pm8001_printk("GSM (0x00004088 ==> 0x00007b88) - GSM" 1033 " Configuration and Reset is set to = 0x%x\n", 1034 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); 1035 1036 /* step 12: Restore GSM - Read Address Parity Check */ 1037 regVal = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK); 1038 /* just for debugging */ 1039 PM8001_INIT_DBG(pm8001_ha, 1040 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable" 1041 " = 0x%x\n", regVal)); 1042 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, regVal1); 1043 PM8001_INIT_DBG(pm8001_ha, 1044 pm8001_printk("GSM 0x700038 - Read Address Parity" 1045 " Check Enable is set to = 0x%x\n", 1046 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK))); 1047 /* Restore GSM - Write Address Parity Check */ 1048 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK); 1049 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, regVal2); 1050 PM8001_INIT_DBG(pm8001_ha, 1051 pm8001_printk("GSM 0x700040 - Write Address Parity Check" 1052 " Enable is set to = 0x%x\n", 1053 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK))); 1054 /* Restore GSM - Write Data Parity Check */ 1055 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK); 1056 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, regVal3); 1057 PM8001_INIT_DBG(pm8001_ha, 1058 pm8001_printk("GSM 0x700048 - Write Data Parity Check Enable" 1059 "is set to = 0x%x\n", 1060 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK))); 1061 1062 /* step 13: bring the IOP and AAP1 out of reset */ 1063 /* map 0x00000 to BAR4(0x20), BAR2(win) */ 1064 if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) { 1065 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1066 PM8001_FAIL_DBG(pm8001_ha, 1067 pm8001_printk("Shift Bar4 to 0x%x failed\n", 1068 SPC_TOP_LEVEL_ADDR_BASE)); 1069 return -1; 1070 } 1071 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); 1072 regVal |= (SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS); 1073 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); 1074 1075 /* step 14: delay 10 usec - Normal Mode */ 1076 udelay(10); 1077 /* check Soft Reset Normal mode or Soft Reset HDA mode */ 1078 if (signature == SPC_SOFT_RESET_SIGNATURE) { 1079 /* step 15 (Normal Mode): wait until scratch pad1 register 1080 bit 2 toggled */ 1081 max_wait_count = 2 * 1000 * 1000;/* 2 sec */ 1082 do { 1083 udelay(1); 1084 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) & 1085 SCRATCH_PAD1_RST; 1086 } while ((regVal != toggleVal) && (--max_wait_count)); 1087 1088 if (!max_wait_count) { 1089 regVal = pm8001_cr32(pm8001_ha, 0, 1090 MSGU_SCRATCH_PAD_1); 1091 PM8001_FAIL_DBG(pm8001_ha, 1092 pm8001_printk("TIMEOUT : ToggleVal 0x%x," 1093 "MSGU_SCRATCH_PAD1 = 0x%x\n", 1094 toggleVal, regVal)); 1095 PM8001_FAIL_DBG(pm8001_ha, 1096 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n", 1097 pm8001_cr32(pm8001_ha, 0, 1098 MSGU_SCRATCH_PAD_0))); 1099 PM8001_FAIL_DBG(pm8001_ha, 1100 pm8001_printk("SCRATCH_PAD2 value = 0x%x\n", 1101 pm8001_cr32(pm8001_ha, 0, 1102 MSGU_SCRATCH_PAD_2))); 1103 PM8001_FAIL_DBG(pm8001_ha, 1104 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n", 1105 pm8001_cr32(pm8001_ha, 0, 1106 MSGU_SCRATCH_PAD_3))); 1107 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1108 return -1; 1109 } 1110 1111 /* step 16 (Normal) - Clear ODMR and ODCR */ 1112 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL); 1113 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL); 1114 1115 /* step 17 (Normal Mode): wait for the FW and IOP to get 1116 ready - 1 sec timeout */ 1117 /* Wait for the SPC Configuration Table to be ready */ 1118 if (check_fw_ready(pm8001_ha) == -1) { 1119 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); 1120 /* return error if MPI Configuration Table not ready */ 1121 PM8001_INIT_DBG(pm8001_ha, 1122 pm8001_printk("FW not ready SCRATCH_PAD1" 1123 " = 0x%x\n", regVal)); 1124 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2); 1125 /* return error if MPI Configuration Table not ready */ 1126 PM8001_INIT_DBG(pm8001_ha, 1127 pm8001_printk("FW not ready SCRATCH_PAD2" 1128 " = 0x%x\n", regVal)); 1129 PM8001_INIT_DBG(pm8001_ha, 1130 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n", 1131 pm8001_cr32(pm8001_ha, 0, 1132 MSGU_SCRATCH_PAD_0))); 1133 PM8001_INIT_DBG(pm8001_ha, 1134 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n", 1135 pm8001_cr32(pm8001_ha, 0, 1136 MSGU_SCRATCH_PAD_3))); 1137 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1138 return -1; 1139 } 1140 } 1141 pm8001_bar4_shift(pm8001_ha, 0); 1142 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1143 1144 PM8001_INIT_DBG(pm8001_ha, 1145 pm8001_printk("SPC soft reset Complete\n")); 1146 return 0; 1147} 1148 1149static void pm8001_hw_chip_rst(struct pm8001_hba_info *pm8001_ha) 1150{ 1151 u32 i; 1152 u32 regVal; 1153 PM8001_INIT_DBG(pm8001_ha, 1154 pm8001_printk("chip reset start\n")); 1155 1156 /* do SPC chip reset. */ 1157 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET); 1158 regVal &= ~(SPC_REG_RESET_DEVICE); 1159 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal); 1160 1161 /* delay 10 usec */ 1162 udelay(10); 1163 1164 /* bring chip reset out of reset */ 1165 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET); 1166 regVal |= SPC_REG_RESET_DEVICE; 1167 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal); 1168 1169 /* delay 10 usec */ 1170 udelay(10); 1171 1172 /* wait for 20 msec until the firmware gets reloaded */ 1173 i = 20; 1174 do { 1175 mdelay(1); 1176 } while ((--i) != 0); 1177 1178 PM8001_INIT_DBG(pm8001_ha, 1179 pm8001_printk("chip reset finished\n")); 1180} 1181 1182/** 1183 * pm8001_chip_iounmap - which maped when initialized. 1184 * @pm8001_ha: our hba card information 1185 */ 1186void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha) 1187{ 1188 s8 bar, logical = 0; 1189 for (bar = 0; bar < 6; bar++) { 1190 /* 1191 ** logical BARs for SPC: 1192 ** bar 0 and 1 - logical BAR0 1193 ** bar 2 and 3 - logical BAR1 1194 ** bar4 - logical BAR2 1195 ** bar5 - logical BAR3 1196 ** Skip the appropriate assignments: 1197 */ 1198 if ((bar == 1) || (bar == 3)) 1199 continue; 1200 if (pm8001_ha->io_mem[logical].memvirtaddr) { 1201 iounmap(pm8001_ha->io_mem[logical].memvirtaddr); 1202 logical++; 1203 } 1204 } 1205} 1206 1207/** 1208 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt 1209 * @pm8001_ha: our hba card information 1210 */ 1211static void 1212pm8001_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha) 1213{ 1214 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL); 1215 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL); 1216} 1217 1218 /** 1219 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt 1220 * @pm8001_ha: our hba card information 1221 */ 1222static void 1223pm8001_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha) 1224{ 1225 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_MASK_ALL); 1226} 1227 1228/** 1229 * pm8001_chip_msix_interrupt_enable - enable PM8001 chip interrupt 1230 * @pm8001_ha: our hba card information 1231 */ 1232static void 1233pm8001_chip_msix_interrupt_enable(struct pm8001_hba_info *pm8001_ha, 1234 u32 int_vec_idx) 1235{ 1236 u32 msi_index; 1237 u32 value; 1238 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE; 1239 msi_index += MSIX_TABLE_BASE; 1240 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_ENABLE); 1241 value = (1 << int_vec_idx); 1242 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, value); 1243 1244} 1245 1246/** 1247 * pm8001_chip_msix_interrupt_disable - disable PM8001 chip interrupt 1248 * @pm8001_ha: our hba card information 1249 */ 1250static void 1251pm8001_chip_msix_interrupt_disable(struct pm8001_hba_info *pm8001_ha, 1252 u32 int_vec_idx) 1253{ 1254 u32 msi_index; 1255 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE; 1256 msi_index += MSIX_TABLE_BASE; 1257 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_DISABLE); 1258} 1259 1260/** 1261 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt 1262 * @pm8001_ha: our hba card information 1263 */ 1264static void 1265pm8001_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec) 1266{ 1267#ifdef PM8001_USE_MSIX 1268 pm8001_chip_msix_interrupt_enable(pm8001_ha, 0); 1269 return; 1270#endif 1271 pm8001_chip_intx_interrupt_enable(pm8001_ha); 1272 1273} 1274 1275/** 1276 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt 1277 * @pm8001_ha: our hba card information 1278 */ 1279static void 1280pm8001_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec) 1281{ 1282#ifdef PM8001_USE_MSIX 1283 pm8001_chip_msix_interrupt_disable(pm8001_ha, 0); 1284 return; 1285#endif 1286 pm8001_chip_intx_interrupt_disable(pm8001_ha); 1287 1288} 1289 1290/** 1291 * pm8001_mpi_msg_free_get - get the free message buffer for transfer 1292 * inbound queue. 1293 * @circularQ: the inbound queue we want to transfer to HBA. 1294 * @messageSize: the message size of this transfer, normally it is 64 bytes 1295 * @messagePtr: the pointer to message. 1296 */ 1297int pm8001_mpi_msg_free_get(struct inbound_queue_table *circularQ, 1298 u16 messageSize, void **messagePtr) 1299{ 1300 u32 offset, consumer_index; 1301 struct mpi_msg_hdr *msgHeader; 1302 u8 bcCount = 1; /* only support single buffer */ 1303 1304 /* Checks is the requested message size can be allocated in this queue*/ 1305 if (messageSize > IOMB_SIZE_SPCV) { 1306 *messagePtr = NULL; 1307 return -1; 1308 } 1309 1310 /* Stores the new consumer index */ 1311 consumer_index = pm8001_read_32(circularQ->ci_virt); 1312 circularQ->consumer_index = cpu_to_le32(consumer_index); 1313 if (((circularQ->producer_idx + bcCount) % PM8001_MPI_QUEUE) == 1314 le32_to_cpu(circularQ->consumer_index)) { 1315 *messagePtr = NULL; 1316 return -1; 1317 } 1318 /* get memory IOMB buffer address */ 1319 offset = circularQ->producer_idx * messageSize; 1320 /* increment to next bcCount element */ 1321 circularQ->producer_idx = (circularQ->producer_idx + bcCount) 1322 % PM8001_MPI_QUEUE; 1323 /* Adds that distance to the base of the region virtual address plus 1324 the message header size*/ 1325 msgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + offset); 1326 *messagePtr = ((void *)msgHeader) + sizeof(struct mpi_msg_hdr); 1327 return 0; 1328} 1329 1330/** 1331 * pm8001_mpi_build_cmd- build the message queue for transfer, update the PI to 1332 * FW to tell the fw to get this message from IOMB. 1333 * @pm8001_ha: our hba card information 1334 * @circularQ: the inbound queue we want to transfer to HBA. 1335 * @opCode: the operation code represents commands which LLDD and fw recognized. 1336 * @payload: the command payload of each operation command. 1337 */ 1338int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha, 1339 struct inbound_queue_table *circularQ, 1340 u32 opCode, void *payload, u32 responseQueue) 1341{ 1342 u32 Header = 0, hpriority = 0, bc = 1, category = 0x02; 1343 void *pMessage; 1344 1345 if (pm8001_mpi_msg_free_get(circularQ, pm8001_ha->iomb_size, 1346 &pMessage) < 0) { 1347 PM8001_IO_DBG(pm8001_ha, 1348 pm8001_printk("No free mpi buffer\n")); 1349 return -ENOMEM; 1350 } 1351 BUG_ON(!payload); 1352 /*Copy to the payload*/ 1353 memcpy(pMessage, payload, (pm8001_ha->iomb_size - 1354 sizeof(struct mpi_msg_hdr))); 1355 1356 /*Build the header*/ 1357 Header = ((1 << 31) | (hpriority << 30) | ((bc & 0x1f) << 24) 1358 | ((responseQueue & 0x3F) << 16) 1359 | ((category & 0xF) << 12) | (opCode & 0xFFF)); 1360 1361 pm8001_write_32((pMessage - 4), 0, cpu_to_le32(Header)); 1362 /*Update the PI to the firmware*/ 1363 pm8001_cw32(pm8001_ha, circularQ->pi_pci_bar, 1364 circularQ->pi_offset, circularQ->producer_idx); 1365 PM8001_IO_DBG(pm8001_ha, 1366 pm8001_printk("INB Q %x OPCODE:%x , UPDATED PI=%d CI=%d\n", 1367 responseQueue, opCode, circularQ->producer_idx, 1368 circularQ->consumer_index)); 1369 return 0; 1370} 1371 1372u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg, 1373 struct outbound_queue_table *circularQ, u8 bc) 1374{ 1375 u32 producer_index; 1376 struct mpi_msg_hdr *msgHeader; 1377 struct mpi_msg_hdr *pOutBoundMsgHeader; 1378 1379 msgHeader = (struct mpi_msg_hdr *)(pMsg - sizeof(struct mpi_msg_hdr)); 1380 pOutBoundMsgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + 1381 circularQ->consumer_idx * pm8001_ha->iomb_size); 1382 if (pOutBoundMsgHeader != msgHeader) { 1383 PM8001_FAIL_DBG(pm8001_ha, 1384 pm8001_printk("consumer_idx = %d msgHeader = %p\n", 1385 circularQ->consumer_idx, msgHeader)); 1386 1387 /* Update the producer index from SPC */ 1388 producer_index = pm8001_read_32(circularQ->pi_virt); 1389 circularQ->producer_index = cpu_to_le32(producer_index); 1390 PM8001_FAIL_DBG(pm8001_ha, 1391 pm8001_printk("consumer_idx = %d producer_index = %d" 1392 "msgHeader = %p\n", circularQ->consumer_idx, 1393 circularQ->producer_index, msgHeader)); 1394 return 0; 1395 } 1396 /* free the circular queue buffer elements associated with the message*/ 1397 circularQ->consumer_idx = (circularQ->consumer_idx + bc) 1398 % PM8001_MPI_QUEUE; 1399 /* update the CI of outbound queue */ 1400 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, circularQ->ci_offset, 1401 circularQ->consumer_idx); 1402 /* Update the producer index from SPC*/ 1403 producer_index = pm8001_read_32(circularQ->pi_virt); 1404 circularQ->producer_index = cpu_to_le32(producer_index); 1405 PM8001_IO_DBG(pm8001_ha, 1406 pm8001_printk(" CI=%d PI=%d\n", circularQ->consumer_idx, 1407 circularQ->producer_index)); 1408 return 0; 1409} 1410 1411/** 1412 * pm8001_mpi_msg_consume- get the MPI message from outbound queue 1413 * message table. 1414 * @pm8001_ha: our hba card information 1415 * @circularQ: the outbound queue table. 1416 * @messagePtr1: the message contents of this outbound message. 1417 * @pBC: the message size. 1418 */ 1419u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha, 1420 struct outbound_queue_table *circularQ, 1421 void **messagePtr1, u8 *pBC) 1422{ 1423 struct mpi_msg_hdr *msgHeader; 1424 __le32 msgHeader_tmp; 1425 u32 header_tmp; 1426 do { 1427 /* If there are not-yet-delivered messages ... */ 1428 if (le32_to_cpu(circularQ->producer_index) 1429 != circularQ->consumer_idx) { 1430 /*Get the pointer to the circular queue buffer element*/ 1431 msgHeader = (struct mpi_msg_hdr *) 1432 (circularQ->base_virt + 1433 circularQ->consumer_idx * pm8001_ha->iomb_size); 1434 /* read header */ 1435 header_tmp = pm8001_read_32(msgHeader); 1436 msgHeader_tmp = cpu_to_le32(header_tmp); 1437 if (0 != (le32_to_cpu(msgHeader_tmp) & 0x80000000)) { 1438 if (OPC_OUB_SKIP_ENTRY != 1439 (le32_to_cpu(msgHeader_tmp) & 0xfff)) { 1440 *messagePtr1 = 1441 ((u8 *)msgHeader) + 1442 sizeof(struct mpi_msg_hdr); 1443 *pBC = (u8)((le32_to_cpu(msgHeader_tmp) 1444 >> 24) & 0x1f); 1445 PM8001_IO_DBG(pm8001_ha, 1446 pm8001_printk(": CI=%d PI=%d " 1447 "msgHeader=%x\n", 1448 circularQ->consumer_idx, 1449 circularQ->producer_index, 1450 msgHeader_tmp)); 1451 return MPI_IO_STATUS_SUCCESS; 1452 } else { 1453 circularQ->consumer_idx = 1454 (circularQ->consumer_idx + 1455 ((le32_to_cpu(msgHeader_tmp) 1456 >> 24) & 0x1f)) 1457 % PM8001_MPI_QUEUE; 1458 msgHeader_tmp = 0; 1459 pm8001_write_32(msgHeader, 0, 0); 1460 /* update the CI of outbound queue */ 1461 pm8001_cw32(pm8001_ha, 1462 circularQ->ci_pci_bar, 1463 circularQ->ci_offset, 1464 circularQ->consumer_idx); 1465 } 1466 } else { 1467 circularQ->consumer_idx = 1468 (circularQ->consumer_idx + 1469 ((le32_to_cpu(msgHeader_tmp) >> 24) & 1470 0x1f)) % PM8001_MPI_QUEUE; 1471 msgHeader_tmp = 0; 1472 pm8001_write_32(msgHeader, 0, 0); 1473 /* update the CI of outbound queue */ 1474 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, 1475 circularQ->ci_offset, 1476 circularQ->consumer_idx); 1477 return MPI_IO_STATUS_FAIL; 1478 } 1479 } else { 1480 u32 producer_index; 1481 void *pi_virt = circularQ->pi_virt; 1482 /* Update the producer index from SPC */ 1483 producer_index = pm8001_read_32(pi_virt); 1484 circularQ->producer_index = cpu_to_le32(producer_index); 1485 } 1486 } while (le32_to_cpu(circularQ->producer_index) != 1487 circularQ->consumer_idx); 1488 /* while we don't have any more not-yet-delivered message */ 1489 /* report empty */ 1490 return MPI_IO_STATUS_BUSY; 1491} 1492 1493void pm8001_work_fn(struct work_struct *work) 1494{ 1495 struct pm8001_work *pw = container_of(work, struct pm8001_work, work); 1496 struct pm8001_device *pm8001_dev; 1497 struct domain_device *dev; 1498 1499 /* 1500 * So far, all users of this stash an associated structure here. 1501 * If we get here, and this pointer is null, then the action 1502 * was cancelled. This nullification happens when the device 1503 * goes away. 1504 */ 1505 pm8001_dev = pw->data; /* Most stash device structure */ 1506 if ((pm8001_dev == NULL) 1507 || ((pw->handler != IO_XFER_ERROR_BREAK) 1508 && (pm8001_dev->dev_type == SAS_PHY_UNUSED))) { 1509 kfree(pw); 1510 return; 1511 } 1512 1513 switch (pw->handler) { 1514 case IO_XFER_ERROR_BREAK: 1515 { /* This one stashes the sas_task instead */ 1516 struct sas_task *t = (struct sas_task *)pm8001_dev; 1517 u32 tag; 1518 struct pm8001_ccb_info *ccb; 1519 struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha; 1520 unsigned long flags, flags1; 1521 struct task_status_struct *ts; 1522 int i; 1523 1524 if (pm8001_query_task(t) == TMF_RESP_FUNC_SUCC) 1525 break; /* Task still on lu */ 1526 spin_lock_irqsave(&pm8001_ha->lock, flags); 1527 1528 spin_lock_irqsave(&t->task_state_lock, flags1); 1529 if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) { 1530 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1531 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1532 break; /* Task got completed by another */ 1533 } 1534 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1535 1536 /* Search for a possible ccb that matches the task */ 1537 for (i = 0; ccb = NULL, i < PM8001_MAX_CCB; i++) { 1538 ccb = &pm8001_ha->ccb_info[i]; 1539 tag = ccb->ccb_tag; 1540 if ((tag != 0xFFFFFFFF) && (ccb->task == t)) 1541 break; 1542 } 1543 if (!ccb) { 1544 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1545 break; /* Task got freed by another */ 1546 } 1547 ts = &t->task_status; 1548 ts->resp = SAS_TASK_COMPLETE; 1549 /* Force the midlayer to retry */ 1550 ts->stat = SAS_QUEUE_FULL; 1551 pm8001_dev = ccb->device; 1552 if (pm8001_dev) 1553 pm8001_dev->running_req--; 1554 spin_lock_irqsave(&t->task_state_lock, flags1); 1555 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 1556 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 1557 t->task_state_flags |= SAS_TASK_STATE_DONE; 1558 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 1559 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1560 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p" 1561 " done with event 0x%x resp 0x%x stat 0x%x but" 1562 " aborted by upper layer!\n", 1563 t, pw->handler, ts->resp, ts->stat)); 1564 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 1565 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1566 } else { 1567 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1568 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 1569 mb();/* in order to force CPU ordering */ 1570 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1571 t->task_done(t); 1572 } 1573 } break; 1574 case IO_XFER_OPEN_RETRY_TIMEOUT: 1575 { /* This one stashes the sas_task instead */ 1576 struct sas_task *t = (struct sas_task *)pm8001_dev; 1577 u32 tag; 1578 struct pm8001_ccb_info *ccb; 1579 struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha; 1580 unsigned long flags, flags1; 1581 int i, ret = 0; 1582 1583 PM8001_IO_DBG(pm8001_ha, 1584 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 1585 1586 ret = pm8001_query_task(t); 1587 1588 PM8001_IO_DBG(pm8001_ha, 1589 switch (ret) { 1590 case TMF_RESP_FUNC_SUCC: 1591 pm8001_printk("...Task on lu\n"); 1592 break; 1593 1594 case TMF_RESP_FUNC_COMPLETE: 1595 pm8001_printk("...Task NOT on lu\n"); 1596 break; 1597 1598 default: 1599 pm8001_printk("...query task failed!!!\n"); 1600 break; 1601 }); 1602 1603 spin_lock_irqsave(&pm8001_ha->lock, flags); 1604 1605 spin_lock_irqsave(&t->task_state_lock, flags1); 1606 1607 if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) { 1608 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1609 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1610 if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */ 1611 (void)pm8001_abort_task(t); 1612 break; /* Task got completed by another */ 1613 } 1614 1615 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1616 1617 /* Search for a possible ccb that matches the task */ 1618 for (i = 0; ccb = NULL, i < PM8001_MAX_CCB; i++) { 1619 ccb = &pm8001_ha->ccb_info[i]; 1620 tag = ccb->ccb_tag; 1621 if ((tag != 0xFFFFFFFF) && (ccb->task == t)) 1622 break; 1623 } 1624 if (!ccb) { 1625 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1626 if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */ 1627 (void)pm8001_abort_task(t); 1628 break; /* Task got freed by another */ 1629 } 1630 1631 pm8001_dev = ccb->device; 1632 dev = pm8001_dev->sas_device; 1633 1634 switch (ret) { 1635 case TMF_RESP_FUNC_SUCC: /* task on lu */ 1636 ccb->open_retry = 1; /* Snub completion */ 1637 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1638 ret = pm8001_abort_task(t); 1639 ccb->open_retry = 0; 1640 switch (ret) { 1641 case TMF_RESP_FUNC_SUCC: 1642 case TMF_RESP_FUNC_COMPLETE: 1643 break; 1644 default: /* device misbehavior */ 1645 ret = TMF_RESP_FUNC_FAILED; 1646 PM8001_IO_DBG(pm8001_ha, 1647 pm8001_printk("...Reset phy\n")); 1648 pm8001_I_T_nexus_reset(dev); 1649 break; 1650 } 1651 break; 1652 1653 case TMF_RESP_FUNC_COMPLETE: /* task not on lu */ 1654 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1655 /* Do we need to abort the task locally? */ 1656 break; 1657 1658 default: /* device misbehavior */ 1659 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1660 ret = TMF_RESP_FUNC_FAILED; 1661 PM8001_IO_DBG(pm8001_ha, 1662 pm8001_printk("...Reset phy\n")); 1663 pm8001_I_T_nexus_reset(dev); 1664 } 1665 1666 if (ret == TMF_RESP_FUNC_FAILED) 1667 t = NULL; 1668 pm8001_open_reject_retry(pm8001_ha, t, pm8001_dev); 1669 PM8001_IO_DBG(pm8001_ha, pm8001_printk("...Complete\n")); 1670 } break; 1671 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 1672 dev = pm8001_dev->sas_device; 1673 pm8001_I_T_nexus_event_handler(dev); 1674 break; 1675 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY: 1676 dev = pm8001_dev->sas_device; 1677 pm8001_I_T_nexus_reset(dev); 1678 break; 1679 case IO_DS_IN_ERROR: 1680 dev = pm8001_dev->sas_device; 1681 pm8001_I_T_nexus_reset(dev); 1682 break; 1683 case IO_DS_NON_OPERATIONAL: 1684 dev = pm8001_dev->sas_device; 1685 pm8001_I_T_nexus_reset(dev); 1686 break; 1687 } 1688 kfree(pw); 1689} 1690 1691int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha, void *data, 1692 int handler) 1693{ 1694 struct pm8001_work *pw; 1695 int ret = 0; 1696 1697 pw = kmalloc(sizeof(struct pm8001_work), GFP_ATOMIC); 1698 if (pw) { 1699 pw->pm8001_ha = pm8001_ha; 1700 pw->data = data; 1701 pw->handler = handler; 1702 INIT_WORK(&pw->work, pm8001_work_fn); 1703 queue_work(pm8001_wq, &pw->work); 1704 } else 1705 ret = -ENOMEM; 1706 1707 return ret; 1708} 1709 1710static void pm8001_send_abort_all(struct pm8001_hba_info *pm8001_ha, 1711 struct pm8001_device *pm8001_ha_dev) 1712{ 1713 int res; 1714 u32 ccb_tag; 1715 struct pm8001_ccb_info *ccb; 1716 struct sas_task *task = NULL; 1717 struct task_abort_req task_abort; 1718 struct inbound_queue_table *circularQ; 1719 u32 opc = OPC_INB_SATA_ABORT; 1720 int ret; 1721 1722 if (!pm8001_ha_dev) { 1723 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("dev is null\n")); 1724 return; 1725 } 1726 1727 task = sas_alloc_slow_task(GFP_ATOMIC); 1728 1729 if (!task) { 1730 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("cannot " 1731 "allocate task\n")); 1732 return; 1733 } 1734 1735 task->task_done = pm8001_task_done; 1736 1737 res = pm8001_tag_alloc(pm8001_ha, &ccb_tag); 1738 if (res) 1739 return; 1740 1741 ccb = &pm8001_ha->ccb_info[ccb_tag]; 1742 ccb->device = pm8001_ha_dev; 1743 ccb->ccb_tag = ccb_tag; 1744 ccb->task = task; 1745 1746 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 1747 1748 memset(&task_abort, 0, sizeof(task_abort)); 1749 task_abort.abort_all = cpu_to_le32(1); 1750 task_abort.device_id = cpu_to_le32(pm8001_ha_dev->device_id); 1751 task_abort.tag = cpu_to_le32(ccb_tag); 1752 1753 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort, 0); 1754 if (ret) 1755 pm8001_tag_free(pm8001_ha, ccb_tag); 1756 1757} 1758 1759static void pm8001_send_read_log(struct pm8001_hba_info *pm8001_ha, 1760 struct pm8001_device *pm8001_ha_dev) 1761{ 1762 struct sata_start_req sata_cmd; 1763 int res; 1764 u32 ccb_tag; 1765 struct pm8001_ccb_info *ccb; 1766 struct sas_task *task = NULL; 1767 struct host_to_dev_fis fis; 1768 struct domain_device *dev; 1769 struct inbound_queue_table *circularQ; 1770 u32 opc = OPC_INB_SATA_HOST_OPSTART; 1771 1772 task = sas_alloc_slow_task(GFP_ATOMIC); 1773 1774 if (!task) { 1775 PM8001_FAIL_DBG(pm8001_ha, 1776 pm8001_printk("cannot allocate task !!!\n")); 1777 return; 1778 } 1779 task->task_done = pm8001_task_done; 1780 1781 res = pm8001_tag_alloc(pm8001_ha, &ccb_tag); 1782 if (res) { 1783 sas_free_task(task); 1784 PM8001_FAIL_DBG(pm8001_ha, 1785 pm8001_printk("cannot allocate tag !!!\n")); 1786 return; 1787 } 1788 1789 /* allocate domain device by ourselves as libsas 1790 * is not going to provide any 1791 */ 1792 dev = kzalloc(sizeof(struct domain_device), GFP_ATOMIC); 1793 if (!dev) { 1794 sas_free_task(task); 1795 pm8001_tag_free(pm8001_ha, ccb_tag); 1796 PM8001_FAIL_DBG(pm8001_ha, 1797 pm8001_printk("Domain device cannot be allocated\n")); 1798 return; 1799 } 1800 task->dev = dev; 1801 task->dev->lldd_dev = pm8001_ha_dev; 1802 1803 ccb = &pm8001_ha->ccb_info[ccb_tag]; 1804 ccb->device = pm8001_ha_dev; 1805 ccb->ccb_tag = ccb_tag; 1806 ccb->task = task; 1807 pm8001_ha_dev->id |= NCQ_READ_LOG_FLAG; 1808 pm8001_ha_dev->id |= NCQ_2ND_RLE_FLAG; 1809 1810 memset(&sata_cmd, 0, sizeof(sata_cmd)); 1811 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 1812 1813 /* construct read log FIS */ 1814 memset(&fis, 0, sizeof(struct host_to_dev_fis)); 1815 fis.fis_type = 0x27; 1816 fis.flags = 0x80; 1817 fis.command = ATA_CMD_READ_LOG_EXT; 1818 fis.lbal = 0x10; 1819 fis.sector_count = 0x1; 1820 1821 sata_cmd.tag = cpu_to_le32(ccb_tag); 1822 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id); 1823 sata_cmd.ncqtag_atap_dir_m |= ((0x1 << 7) | (0x5 << 9)); 1824 memcpy(&sata_cmd.sata_fis, &fis, sizeof(struct host_to_dev_fis)); 1825 1826 res = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 0); 1827 if (res) { 1828 sas_free_task(task); 1829 pm8001_tag_free(pm8001_ha, ccb_tag); 1830 kfree(dev); 1831 } 1832} 1833 1834/** 1835 * mpi_ssp_completion- process the event that FW response to the SSP request. 1836 * @pm8001_ha: our hba card information 1837 * @piomb: the message contents of this outbound message. 1838 * 1839 * When FW has completed a ssp request for example a IO request, after it has 1840 * filled the SG data with the data, it will trigger this event represent 1841 * that he has finished the job,please check the coresponding buffer. 1842 * So we will tell the caller who maybe waiting the result to tell upper layer 1843 * that the task has been finished. 1844 */ 1845static void 1846mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) 1847{ 1848 struct sas_task *t; 1849 struct pm8001_ccb_info *ccb; 1850 unsigned long flags; 1851 u32 status; 1852 u32 param; 1853 u32 tag; 1854 struct ssp_completion_resp *psspPayload; 1855 struct task_status_struct *ts; 1856 struct ssp_response_iu *iu; 1857 struct pm8001_device *pm8001_dev; 1858 psspPayload = (struct ssp_completion_resp *)(piomb + 4); 1859 status = le32_to_cpu(psspPayload->status); 1860 tag = le32_to_cpu(psspPayload->tag); 1861 ccb = &pm8001_ha->ccb_info[tag]; 1862 if ((status == IO_ABORTED) && ccb->open_retry) { 1863 /* Being completed by another */ 1864 ccb->open_retry = 0; 1865 return; 1866 } 1867 pm8001_dev = ccb->device; 1868 param = le32_to_cpu(psspPayload->param); 1869 1870 t = ccb->task; 1871 1872 if (status && status != IO_UNDERFLOW) 1873 PM8001_FAIL_DBG(pm8001_ha, 1874 pm8001_printk("sas IO status 0x%x\n", status)); 1875 if (unlikely(!t || !t->lldd_task || !t->dev)) 1876 return; 1877 ts = &t->task_status; 1878 /* Print sas address of IO failed device */ 1879 if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && 1880 (status != IO_UNDERFLOW)) 1881 PM8001_FAIL_DBG(pm8001_ha, 1882 pm8001_printk("SAS Address of IO Failure Drive:" 1883 "%016llx", SAS_ADDR(t->dev->sas_addr))); 1884 1885 switch (status) { 1886 case IO_SUCCESS: 1887 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS" 1888 ",param = %d\n", param)); 1889 if (param == 0) { 1890 ts->resp = SAS_TASK_COMPLETE; 1891 ts->stat = SAM_STAT_GOOD; 1892 } else { 1893 ts->resp = SAS_TASK_COMPLETE; 1894 ts->stat = SAS_PROTO_RESPONSE; 1895 ts->residual = param; 1896 iu = &psspPayload->ssp_resp_iu; 1897 sas_ssp_task_response(pm8001_ha->dev, t, iu); 1898 } 1899 if (pm8001_dev) 1900 pm8001_dev->running_req--; 1901 break; 1902 case IO_ABORTED: 1903 PM8001_IO_DBG(pm8001_ha, 1904 pm8001_printk("IO_ABORTED IOMB Tag\n")); 1905 ts->resp = SAS_TASK_COMPLETE; 1906 ts->stat = SAS_ABORTED_TASK; 1907 break; 1908 case IO_UNDERFLOW: 1909 /* SSP Completion with error */ 1910 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW" 1911 ",param = %d\n", param)); 1912 ts->resp = SAS_TASK_COMPLETE; 1913 ts->stat = SAS_DATA_UNDERRUN; 1914 ts->residual = param; 1915 if (pm8001_dev) 1916 pm8001_dev->running_req--; 1917 break; 1918 case IO_NO_DEVICE: 1919 PM8001_IO_DBG(pm8001_ha, 1920 pm8001_printk("IO_NO_DEVICE\n")); 1921 ts->resp = SAS_TASK_UNDELIVERED; 1922 ts->stat = SAS_PHY_DOWN; 1923 break; 1924 case IO_XFER_ERROR_BREAK: 1925 PM8001_IO_DBG(pm8001_ha, 1926 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 1927 ts->resp = SAS_TASK_COMPLETE; 1928 ts->stat = SAS_OPEN_REJECT; 1929 /* Force the midlayer to retry */ 1930 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1931 break; 1932 case IO_XFER_ERROR_PHY_NOT_READY: 1933 PM8001_IO_DBG(pm8001_ha, 1934 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 1935 ts->resp = SAS_TASK_COMPLETE; 1936 ts->stat = SAS_OPEN_REJECT; 1937 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1938 break; 1939 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 1940 PM8001_IO_DBG(pm8001_ha, 1941 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); 1942 ts->resp = SAS_TASK_COMPLETE; 1943 ts->stat = SAS_OPEN_REJECT; 1944 ts->open_rej_reason = SAS_OREJ_EPROTO; 1945 break; 1946 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 1947 PM8001_IO_DBG(pm8001_ha, 1948 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 1949 ts->resp = SAS_TASK_COMPLETE; 1950 ts->stat = SAS_OPEN_REJECT; 1951 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1952 break; 1953 case IO_OPEN_CNX_ERROR_BREAK: 1954 PM8001_IO_DBG(pm8001_ha, 1955 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 1956 ts->resp = SAS_TASK_COMPLETE; 1957 ts->stat = SAS_OPEN_REJECT; 1958 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1959 break; 1960 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 1961 PM8001_IO_DBG(pm8001_ha, 1962 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 1963 ts->resp = SAS_TASK_COMPLETE; 1964 ts->stat = SAS_OPEN_REJECT; 1965 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1966 if (!t->uldd_task) 1967 pm8001_handle_event(pm8001_ha, 1968 pm8001_dev, 1969 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 1970 break; 1971 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 1972 PM8001_IO_DBG(pm8001_ha, 1973 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 1974 ts->resp = SAS_TASK_COMPLETE; 1975 ts->stat = SAS_OPEN_REJECT; 1976 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 1977 break; 1978 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 1979 PM8001_IO_DBG(pm8001_ha, 1980 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 1981 "NOT_SUPPORTED\n")); 1982 ts->resp = SAS_TASK_COMPLETE; 1983 ts->stat = SAS_OPEN_REJECT; 1984 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 1985 break; 1986 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 1987 PM8001_IO_DBG(pm8001_ha, 1988 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 1989 ts->resp = SAS_TASK_UNDELIVERED; 1990 ts->stat = SAS_OPEN_REJECT; 1991 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 1992 break; 1993 case IO_XFER_ERROR_NAK_RECEIVED: 1994 PM8001_IO_DBG(pm8001_ha, 1995 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 1996 ts->resp = SAS_TASK_COMPLETE; 1997 ts->stat = SAS_OPEN_REJECT; 1998 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1999 break; 2000 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 2001 PM8001_IO_DBG(pm8001_ha, 2002 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); 2003 ts->resp = SAS_TASK_COMPLETE; 2004 ts->stat = SAS_NAK_R_ERR; 2005 break; 2006 case IO_XFER_ERROR_DMA: 2007 PM8001_IO_DBG(pm8001_ha, 2008 pm8001_printk("IO_XFER_ERROR_DMA\n")); 2009 ts->resp = SAS_TASK_COMPLETE; 2010 ts->stat = SAS_OPEN_REJECT; 2011 break; 2012 case IO_XFER_OPEN_RETRY_TIMEOUT: 2013 PM8001_IO_DBG(pm8001_ha, 2014 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2015 ts->resp = SAS_TASK_COMPLETE; 2016 ts->stat = SAS_OPEN_REJECT; 2017 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2018 break; 2019 case IO_XFER_ERROR_OFFSET_MISMATCH: 2020 PM8001_IO_DBG(pm8001_ha, 2021 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 2022 ts->resp = SAS_TASK_COMPLETE; 2023 ts->stat = SAS_OPEN_REJECT; 2024 break; 2025 case IO_PORT_IN_RESET: 2026 PM8001_IO_DBG(pm8001_ha, 2027 pm8001_printk("IO_PORT_IN_RESET\n")); 2028 ts->resp = SAS_TASK_COMPLETE; 2029 ts->stat = SAS_OPEN_REJECT; 2030 break; 2031 case IO_DS_NON_OPERATIONAL: 2032 PM8001_IO_DBG(pm8001_ha, 2033 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 2034 ts->resp = SAS_TASK_COMPLETE; 2035 ts->stat = SAS_OPEN_REJECT; 2036 if (!t->uldd_task) 2037 pm8001_handle_event(pm8001_ha, 2038 pm8001_dev, 2039 IO_DS_NON_OPERATIONAL); 2040 break; 2041 case IO_DS_IN_RECOVERY: 2042 PM8001_IO_DBG(pm8001_ha, 2043 pm8001_printk("IO_DS_IN_RECOVERY\n")); 2044 ts->resp = SAS_TASK_COMPLETE; 2045 ts->stat = SAS_OPEN_REJECT; 2046 break; 2047 case IO_TM_TAG_NOT_FOUND: 2048 PM8001_IO_DBG(pm8001_ha, 2049 pm8001_printk("IO_TM_TAG_NOT_FOUND\n")); 2050 ts->resp = SAS_TASK_COMPLETE; 2051 ts->stat = SAS_OPEN_REJECT; 2052 break; 2053 case IO_SSP_EXT_IU_ZERO_LEN_ERROR: 2054 PM8001_IO_DBG(pm8001_ha, 2055 pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n")); 2056 ts->resp = SAS_TASK_COMPLETE; 2057 ts->stat = SAS_OPEN_REJECT; 2058 break; 2059 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 2060 PM8001_IO_DBG(pm8001_ha, 2061 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 2062 ts->resp = SAS_TASK_COMPLETE; 2063 ts->stat = SAS_OPEN_REJECT; 2064 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2065 break; 2066 default: 2067 PM8001_IO_DBG(pm8001_ha, 2068 pm8001_printk("Unknown status 0x%x\n", status)); 2069 /* not allowed case. Therefore, return failed status */ 2070 ts->resp = SAS_TASK_COMPLETE; 2071 ts->stat = SAS_OPEN_REJECT; 2072 break; 2073 } 2074 PM8001_IO_DBG(pm8001_ha, 2075 pm8001_printk("scsi_status = %x\n ", 2076 psspPayload->ssp_resp_iu.status)); 2077 spin_lock_irqsave(&t->task_state_lock, flags); 2078 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2079 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2080 t->task_state_flags |= SAS_TASK_STATE_DONE; 2081 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2082 spin_unlock_irqrestore(&t->task_state_lock, flags); 2083 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 2084 " io_status 0x%x resp 0x%x " 2085 "stat 0x%x but aborted by upper layer!\n", 2086 t, status, ts->resp, ts->stat)); 2087 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2088 } else { 2089 spin_unlock_irqrestore(&t->task_state_lock, flags); 2090 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2091 mb();/* in order to force CPU ordering */ 2092 t->task_done(t); 2093 } 2094} 2095 2096/*See the comments for mpi_ssp_completion */ 2097static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 2098{ 2099 struct sas_task *t; 2100 unsigned long flags; 2101 struct task_status_struct *ts; 2102 struct pm8001_ccb_info *ccb; 2103 struct pm8001_device *pm8001_dev; 2104 struct ssp_event_resp *psspPayload = 2105 (struct ssp_event_resp *)(piomb + 4); 2106 u32 event = le32_to_cpu(psspPayload->event); 2107 u32 tag = le32_to_cpu(psspPayload->tag); 2108 u32 port_id = le32_to_cpu(psspPayload->port_id); 2109 u32 dev_id = le32_to_cpu(psspPayload->device_id); 2110 2111 ccb = &pm8001_ha->ccb_info[tag]; 2112 t = ccb->task; 2113 pm8001_dev = ccb->device; 2114 if (event) 2115 PM8001_FAIL_DBG(pm8001_ha, 2116 pm8001_printk("sas IO status 0x%x\n", event)); 2117 if (unlikely(!t || !t->lldd_task || !t->dev)) 2118 return; 2119 ts = &t->task_status; 2120 PM8001_IO_DBG(pm8001_ha, 2121 pm8001_printk("port_id = %x,device_id = %x\n", 2122 port_id, dev_id)); 2123 switch (event) { 2124 case IO_OVERFLOW: 2125 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");) 2126 ts->resp = SAS_TASK_COMPLETE; 2127 ts->stat = SAS_DATA_OVERRUN; 2128 ts->residual = 0; 2129 if (pm8001_dev) 2130 pm8001_dev->running_req--; 2131 break; 2132 case IO_XFER_ERROR_BREAK: 2133 PM8001_IO_DBG(pm8001_ha, 2134 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2135 pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK); 2136 return; 2137 case IO_XFER_ERROR_PHY_NOT_READY: 2138 PM8001_IO_DBG(pm8001_ha, 2139 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2140 ts->resp = SAS_TASK_COMPLETE; 2141 ts->stat = SAS_OPEN_REJECT; 2142 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2143 break; 2144 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2145 PM8001_IO_DBG(pm8001_ha, 2146 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 2147 "_SUPPORTED\n")); 2148 ts->resp = SAS_TASK_COMPLETE; 2149 ts->stat = SAS_OPEN_REJECT; 2150 ts->open_rej_reason = SAS_OREJ_EPROTO; 2151 break; 2152 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2153 PM8001_IO_DBG(pm8001_ha, 2154 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2155 ts->resp = SAS_TASK_COMPLETE; 2156 ts->stat = SAS_OPEN_REJECT; 2157 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2158 break; 2159 case IO_OPEN_CNX_ERROR_BREAK: 2160 PM8001_IO_DBG(pm8001_ha, 2161 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2162 ts->resp = SAS_TASK_COMPLETE; 2163 ts->stat = SAS_OPEN_REJECT; 2164 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2165 break; 2166 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2167 PM8001_IO_DBG(pm8001_ha, 2168 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2169 ts->resp = SAS_TASK_COMPLETE; 2170 ts->stat = SAS_OPEN_REJECT; 2171 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2172 if (!t->uldd_task) 2173 pm8001_handle_event(pm8001_ha, 2174 pm8001_dev, 2175 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2176 break; 2177 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2178 PM8001_IO_DBG(pm8001_ha, 2179 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2180 ts->resp = SAS_TASK_COMPLETE; 2181 ts->stat = SAS_OPEN_REJECT; 2182 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2183 break; 2184 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2185 PM8001_IO_DBG(pm8001_ha, 2186 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2187 "NOT_SUPPORTED\n")); 2188 ts->resp = SAS_TASK_COMPLETE; 2189 ts->stat = SAS_OPEN_REJECT; 2190 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2191 break; 2192 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2193 PM8001_IO_DBG(pm8001_ha, 2194 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2195 ts->resp = SAS_TASK_COMPLETE; 2196 ts->stat = SAS_OPEN_REJECT; 2197 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2198 break; 2199 case IO_XFER_ERROR_NAK_RECEIVED: 2200 PM8001_IO_DBG(pm8001_ha, 2201 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2202 ts->resp = SAS_TASK_COMPLETE; 2203 ts->stat = SAS_OPEN_REJECT; 2204 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2205 break; 2206 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 2207 PM8001_IO_DBG(pm8001_ha, 2208 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); 2209 ts->resp = SAS_TASK_COMPLETE; 2210 ts->stat = SAS_NAK_R_ERR; 2211 break; 2212 case IO_XFER_OPEN_RETRY_TIMEOUT: 2213 PM8001_IO_DBG(pm8001_ha, 2214 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2215 pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT); 2216 return; 2217 case IO_XFER_ERROR_UNEXPECTED_PHASE: 2218 PM8001_IO_DBG(pm8001_ha, 2219 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); 2220 ts->resp = SAS_TASK_COMPLETE; 2221 ts->stat = SAS_DATA_OVERRUN; 2222 break; 2223 case IO_XFER_ERROR_XFER_RDY_OVERRUN: 2224 PM8001_IO_DBG(pm8001_ha, 2225 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); 2226 ts->resp = SAS_TASK_COMPLETE; 2227 ts->stat = SAS_DATA_OVERRUN; 2228 break; 2229 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: 2230 PM8001_IO_DBG(pm8001_ha, 2231 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); 2232 ts->resp = SAS_TASK_COMPLETE; 2233 ts->stat = SAS_DATA_OVERRUN; 2234 break; 2235 case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT: 2236 PM8001_IO_DBG(pm8001_ha, 2237 pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n")); 2238 ts->resp = SAS_TASK_COMPLETE; 2239 ts->stat = SAS_DATA_OVERRUN; 2240 break; 2241 case IO_XFER_ERROR_OFFSET_MISMATCH: 2242 PM8001_IO_DBG(pm8001_ha, 2243 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 2244 ts->resp = SAS_TASK_COMPLETE; 2245 ts->stat = SAS_DATA_OVERRUN; 2246 break; 2247 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: 2248 PM8001_IO_DBG(pm8001_ha, 2249 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); 2250 ts->resp = SAS_TASK_COMPLETE; 2251 ts->stat = SAS_DATA_OVERRUN; 2252 break; 2253 case IO_XFER_CMD_FRAME_ISSUED: 2254 PM8001_IO_DBG(pm8001_ha, 2255 pm8001_printk(" IO_XFER_CMD_FRAME_ISSUED\n")); 2256 return; 2257 default: 2258 PM8001_IO_DBG(pm8001_ha, 2259 pm8001_printk("Unknown status 0x%x\n", event)); 2260 /* not allowed case. Therefore, return failed status */ 2261 ts->resp = SAS_TASK_COMPLETE; 2262 ts->stat = SAS_DATA_OVERRUN; 2263 break; 2264 } 2265 spin_lock_irqsave(&t->task_state_lock, flags); 2266 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2267 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2268 t->task_state_flags |= SAS_TASK_STATE_DONE; 2269 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2270 spin_unlock_irqrestore(&t->task_state_lock, flags); 2271 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 2272 " event 0x%x resp 0x%x " 2273 "stat 0x%x but aborted by upper layer!\n", 2274 t, event, ts->resp, ts->stat)); 2275 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2276 } else { 2277 spin_unlock_irqrestore(&t->task_state_lock, flags); 2278 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2279 mb();/* in order to force CPU ordering */ 2280 t->task_done(t); 2281 } 2282} 2283 2284/*See the comments for mpi_ssp_completion */ 2285static void 2286mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) 2287{ 2288 struct sas_task *t; 2289 struct pm8001_ccb_info *ccb; 2290 u32 param; 2291 u32 status; 2292 u32 tag; 2293 int i, j; 2294 u8 sata_addr_low[4]; 2295 u32 temp_sata_addr_low; 2296 u8 sata_addr_hi[4]; 2297 u32 temp_sata_addr_hi; 2298 struct sata_completion_resp *psataPayload; 2299 struct task_status_struct *ts; 2300 struct ata_task_resp *resp ; 2301 u32 *sata_resp; 2302 struct pm8001_device *pm8001_dev; 2303 unsigned long flags; 2304 2305 psataPayload = (struct sata_completion_resp *)(piomb + 4); 2306 status = le32_to_cpu(psataPayload->status); 2307 tag = le32_to_cpu(psataPayload->tag); 2308 2309 if (!tag) { 2310 PM8001_FAIL_DBG(pm8001_ha, 2311 pm8001_printk("tag null\n")); 2312 return; 2313 } 2314 ccb = &pm8001_ha->ccb_info[tag]; 2315 param = le32_to_cpu(psataPayload->param); 2316 if (ccb) { 2317 t = ccb->task; 2318 pm8001_dev = ccb->device; 2319 } else { 2320 PM8001_FAIL_DBG(pm8001_ha, 2321 pm8001_printk("ccb null\n")); 2322 return; 2323 } 2324 2325 if (t) { 2326 if (t->dev && (t->dev->lldd_dev)) 2327 pm8001_dev = t->dev->lldd_dev; 2328 } else { 2329 PM8001_FAIL_DBG(pm8001_ha, 2330 pm8001_printk("task null\n")); 2331 return; 2332 } 2333 2334 if ((pm8001_dev && !(pm8001_dev->id & NCQ_READ_LOG_FLAG)) 2335 && unlikely(!t || !t->lldd_task || !t->dev)) { 2336 PM8001_FAIL_DBG(pm8001_ha, 2337 pm8001_printk("task or dev null\n")); 2338 return; 2339 } 2340 2341 ts = &t->task_status; 2342 if (!ts) { 2343 PM8001_FAIL_DBG(pm8001_ha, 2344 pm8001_printk("ts null\n")); 2345 return; 2346 } 2347 /* Print sas address of IO failed device */ 2348 if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && 2349 (status != IO_UNDERFLOW)) { 2350 if (!((t->dev->parent) && 2351 (DEV_IS_EXPANDER(t->dev->parent->dev_type)))) { 2352 for (i = 0 , j = 4; j <= 7 && i <= 3; i++ , j++) 2353 sata_addr_low[i] = pm8001_ha->sas_addr[j]; 2354 for (i = 0 , j = 0; j <= 3 && i <= 3; i++ , j++) 2355 sata_addr_hi[i] = pm8001_ha->sas_addr[j]; 2356 memcpy(&temp_sata_addr_low, sata_addr_low, 2357 sizeof(sata_addr_low)); 2358 memcpy(&temp_sata_addr_hi, sata_addr_hi, 2359 sizeof(sata_addr_hi)); 2360 temp_sata_addr_hi = (((temp_sata_addr_hi >> 24) & 0xff) 2361 |((temp_sata_addr_hi << 8) & 2362 0xff0000) | 2363 ((temp_sata_addr_hi >> 8) 2364 & 0xff00) | 2365 ((temp_sata_addr_hi << 24) & 2366 0xff000000)); 2367 temp_sata_addr_low = ((((temp_sata_addr_low >> 24) 2368 & 0xff) | 2369 ((temp_sata_addr_low << 8) 2370 & 0xff0000) | 2371 ((temp_sata_addr_low >> 8) 2372 & 0xff00) | 2373 ((temp_sata_addr_low << 24) 2374 & 0xff000000)) + 2375 pm8001_dev->attached_phy + 2376 0x10); 2377 PM8001_FAIL_DBG(pm8001_ha, 2378 pm8001_printk("SAS Address of IO Failure Drive:" 2379 "%08x%08x", temp_sata_addr_hi, 2380 temp_sata_addr_low)); 2381 } else { 2382 PM8001_FAIL_DBG(pm8001_ha, 2383 pm8001_printk("SAS Address of IO Failure Drive:" 2384 "%016llx", SAS_ADDR(t->dev->sas_addr))); 2385 } 2386 } 2387 switch (status) { 2388 case IO_SUCCESS: 2389 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 2390 if (param == 0) { 2391 ts->resp = SAS_TASK_COMPLETE; 2392 ts->stat = SAM_STAT_GOOD; 2393 /* check if response is for SEND READ LOG */ 2394 if (pm8001_dev && 2395 (pm8001_dev->id & NCQ_READ_LOG_FLAG)) { 2396 /* set new bit for abort_all */ 2397 pm8001_dev->id |= NCQ_ABORT_ALL_FLAG; 2398 /* clear bit for read log */ 2399 pm8001_dev->id = pm8001_dev->id & 0x7FFFFFFF; 2400 pm8001_send_abort_all(pm8001_ha, pm8001_dev); 2401 /* Free the tag */ 2402 pm8001_tag_free(pm8001_ha, tag); 2403 sas_free_task(t); 2404 return; 2405 } 2406 } else { 2407 u8 len; 2408 ts->resp = SAS_TASK_COMPLETE; 2409 ts->stat = SAS_PROTO_RESPONSE; 2410 ts->residual = param; 2411 PM8001_IO_DBG(pm8001_ha, 2412 pm8001_printk("SAS_PROTO_RESPONSE len = %d\n", 2413 param)); 2414 sata_resp = &psataPayload->sata_resp[0]; 2415 resp = (struct ata_task_resp *)ts->buf; 2416 if (t->ata_task.dma_xfer == 0 && 2417 t->data_dir == PCI_DMA_FROMDEVICE) { 2418 len = sizeof(struct pio_setup_fis); 2419 PM8001_IO_DBG(pm8001_ha, 2420 pm8001_printk("PIO read len = %d\n", len)); 2421 } else if (t->ata_task.use_ncq) { 2422 len = sizeof(struct set_dev_bits_fis); 2423 PM8001_IO_DBG(pm8001_ha, 2424 pm8001_printk("FPDMA len = %d\n", len)); 2425 } else { 2426 len = sizeof(struct dev_to_host_fis); 2427 PM8001_IO_DBG(pm8001_ha, 2428 pm8001_printk("other len = %d\n", len)); 2429 } 2430 if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) { 2431 resp->frame_len = len; 2432 memcpy(&resp->ending_fis[0], sata_resp, len); 2433 ts->buf_valid_size = sizeof(*resp); 2434 } else 2435 PM8001_IO_DBG(pm8001_ha, 2436 pm8001_printk("response to large\n")); 2437 } 2438 if (pm8001_dev) 2439 pm8001_dev->running_req--; 2440 break; 2441 case IO_ABORTED: 2442 PM8001_IO_DBG(pm8001_ha, 2443 pm8001_printk("IO_ABORTED IOMB Tag\n")); 2444 ts->resp = SAS_TASK_COMPLETE; 2445 ts->stat = SAS_ABORTED_TASK; 2446 if (pm8001_dev) 2447 pm8001_dev->running_req--; 2448 break; 2449 /* following cases are to do cases */ 2450 case IO_UNDERFLOW: 2451 /* SATA Completion with error */ 2452 PM8001_IO_DBG(pm8001_ha, 2453 pm8001_printk("IO_UNDERFLOW param = %d\n", param)); 2454 ts->resp = SAS_TASK_COMPLETE; 2455 ts->stat = SAS_DATA_UNDERRUN; 2456 ts->residual = param; 2457 if (pm8001_dev) 2458 pm8001_dev->running_req--; 2459 break; 2460 case IO_NO_DEVICE: 2461 PM8001_IO_DBG(pm8001_ha, 2462 pm8001_printk("IO_NO_DEVICE\n")); 2463 ts->resp = SAS_TASK_UNDELIVERED; 2464 ts->stat = SAS_PHY_DOWN; 2465 break; 2466 case IO_XFER_ERROR_BREAK: 2467 PM8001_IO_DBG(pm8001_ha, 2468 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2469 ts->resp = SAS_TASK_COMPLETE; 2470 ts->stat = SAS_INTERRUPTED; 2471 break; 2472 case IO_XFER_ERROR_PHY_NOT_READY: 2473 PM8001_IO_DBG(pm8001_ha, 2474 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2475 ts->resp = SAS_TASK_COMPLETE; 2476 ts->stat = SAS_OPEN_REJECT; 2477 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2478 break; 2479 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2480 PM8001_IO_DBG(pm8001_ha, 2481 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 2482 "_SUPPORTED\n")); 2483 ts->resp = SAS_TASK_COMPLETE; 2484 ts->stat = SAS_OPEN_REJECT; 2485 ts->open_rej_reason = SAS_OREJ_EPROTO; 2486 break; 2487 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2488 PM8001_IO_DBG(pm8001_ha, 2489 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2490 ts->resp = SAS_TASK_COMPLETE; 2491 ts->stat = SAS_OPEN_REJECT; 2492 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2493 break; 2494 case IO_OPEN_CNX_ERROR_BREAK: 2495 PM8001_IO_DBG(pm8001_ha, 2496 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2497 ts->resp = SAS_TASK_COMPLETE; 2498 ts->stat = SAS_OPEN_REJECT; 2499 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2500 break; 2501 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2502 PM8001_IO_DBG(pm8001_ha, 2503 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2504 ts->resp = SAS_TASK_COMPLETE; 2505 ts->stat = SAS_DEV_NO_RESPONSE; 2506 if (!t->uldd_task) { 2507 pm8001_handle_event(pm8001_ha, 2508 pm8001_dev, 2509 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2510 ts->resp = SAS_TASK_UNDELIVERED; 2511 ts->stat = SAS_QUEUE_FULL; 2512 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2513 return; 2514 } 2515 break; 2516 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2517 PM8001_IO_DBG(pm8001_ha, 2518 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2519 ts->resp = SAS_TASK_UNDELIVERED; 2520 ts->stat = SAS_OPEN_REJECT; 2521 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2522 if (!t->uldd_task) { 2523 pm8001_handle_event(pm8001_ha, 2524 pm8001_dev, 2525 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2526 ts->resp = SAS_TASK_UNDELIVERED; 2527 ts->stat = SAS_QUEUE_FULL; 2528 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2529 return; 2530 } 2531 break; 2532 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2533 PM8001_IO_DBG(pm8001_ha, 2534 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2535 "NOT_SUPPORTED\n")); 2536 ts->resp = SAS_TASK_COMPLETE; 2537 ts->stat = SAS_OPEN_REJECT; 2538 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2539 break; 2540 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY: 2541 PM8001_IO_DBG(pm8001_ha, 2542 pm8001_printk("IO_OPEN_CNX_ERROR_STP_RESOURCES" 2543 "_BUSY\n")); 2544 ts->resp = SAS_TASK_COMPLETE; 2545 ts->stat = SAS_DEV_NO_RESPONSE; 2546 if (!t->uldd_task) { 2547 pm8001_handle_event(pm8001_ha, 2548 pm8001_dev, 2549 IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY); 2550 ts->resp = SAS_TASK_UNDELIVERED; 2551 ts->stat = SAS_QUEUE_FULL; 2552 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2553 return; 2554 } 2555 break; 2556 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2557 PM8001_IO_DBG(pm8001_ha, 2558 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2559 ts->resp = SAS_TASK_COMPLETE; 2560 ts->stat = SAS_OPEN_REJECT; 2561 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2562 break; 2563 case IO_XFER_ERROR_NAK_RECEIVED: 2564 PM8001_IO_DBG(pm8001_ha, 2565 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2566 ts->resp = SAS_TASK_COMPLETE; 2567 ts->stat = SAS_NAK_R_ERR; 2568 break; 2569 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 2570 PM8001_IO_DBG(pm8001_ha, 2571 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); 2572 ts->resp = SAS_TASK_COMPLETE; 2573 ts->stat = SAS_NAK_R_ERR; 2574 break; 2575 case IO_XFER_ERROR_DMA: 2576 PM8001_IO_DBG(pm8001_ha, 2577 pm8001_printk("IO_XFER_ERROR_DMA\n")); 2578 ts->resp = SAS_TASK_COMPLETE; 2579 ts->stat = SAS_ABORTED_TASK; 2580 break; 2581 case IO_XFER_ERROR_SATA_LINK_TIMEOUT: 2582 PM8001_IO_DBG(pm8001_ha, 2583 pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n")); 2584 ts->resp = SAS_TASK_UNDELIVERED; 2585 ts->stat = SAS_DEV_NO_RESPONSE; 2586 break; 2587 case IO_XFER_ERROR_REJECTED_NCQ_MODE: 2588 PM8001_IO_DBG(pm8001_ha, 2589 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); 2590 ts->resp = SAS_TASK_COMPLETE; 2591 ts->stat = SAS_DATA_UNDERRUN; 2592 break; 2593 case IO_XFER_OPEN_RETRY_TIMEOUT: 2594 PM8001_IO_DBG(pm8001_ha, 2595 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2596 ts->resp = SAS_TASK_COMPLETE; 2597 ts->stat = SAS_OPEN_TO; 2598 break; 2599 case IO_PORT_IN_RESET: 2600 PM8001_IO_DBG(pm8001_ha, 2601 pm8001_printk("IO_PORT_IN_RESET\n")); 2602 ts->resp = SAS_TASK_COMPLETE; 2603 ts->stat = SAS_DEV_NO_RESPONSE; 2604 break; 2605 case IO_DS_NON_OPERATIONAL: 2606 PM8001_IO_DBG(pm8001_ha, 2607 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 2608 ts->resp = SAS_TASK_COMPLETE; 2609 ts->stat = SAS_DEV_NO_RESPONSE; 2610 if (!t->uldd_task) { 2611 pm8001_handle_event(pm8001_ha, pm8001_dev, 2612 IO_DS_NON_OPERATIONAL); 2613 ts->resp = SAS_TASK_UNDELIVERED; 2614 ts->stat = SAS_QUEUE_FULL; 2615 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2616 return; 2617 } 2618 break; 2619 case IO_DS_IN_RECOVERY: 2620 PM8001_IO_DBG(pm8001_ha, 2621 pm8001_printk(" IO_DS_IN_RECOVERY\n")); 2622 ts->resp = SAS_TASK_COMPLETE; 2623 ts->stat = SAS_DEV_NO_RESPONSE; 2624 break; 2625 case IO_DS_IN_ERROR: 2626 PM8001_IO_DBG(pm8001_ha, 2627 pm8001_printk("IO_DS_IN_ERROR\n")); 2628 ts->resp = SAS_TASK_COMPLETE; 2629 ts->stat = SAS_DEV_NO_RESPONSE; 2630 if (!t->uldd_task) { 2631 pm8001_handle_event(pm8001_ha, pm8001_dev, 2632 IO_DS_IN_ERROR); 2633 ts->resp = SAS_TASK_UNDELIVERED; 2634 ts->stat = SAS_QUEUE_FULL; 2635 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2636 return; 2637 } 2638 break; 2639 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 2640 PM8001_IO_DBG(pm8001_ha, 2641 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 2642 ts->resp = SAS_TASK_COMPLETE; 2643 ts->stat = SAS_OPEN_REJECT; 2644 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2645 default: 2646 PM8001_IO_DBG(pm8001_ha, 2647 pm8001_printk("Unknown status 0x%x\n", status)); 2648 /* not allowed case. Therefore, return failed status */ 2649 ts->resp = SAS_TASK_COMPLETE; 2650 ts->stat = SAS_DEV_NO_RESPONSE; 2651 break; 2652 } 2653 spin_lock_irqsave(&t->task_state_lock, flags); 2654 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2655 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2656 t->task_state_flags |= SAS_TASK_STATE_DONE; 2657 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2658 spin_unlock_irqrestore(&t->task_state_lock, flags); 2659 PM8001_FAIL_DBG(pm8001_ha, 2660 pm8001_printk("task 0x%p done with io_status 0x%x" 2661 " resp 0x%x stat 0x%x but aborted by upper layer!\n", 2662 t, status, ts->resp, ts->stat)); 2663 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2664 } else { 2665 spin_unlock_irqrestore(&t->task_state_lock, flags); 2666 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2667 } 2668} 2669 2670/*See the comments for mpi_ssp_completion */ 2671static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 2672{ 2673 struct sas_task *t; 2674 struct task_status_struct *ts; 2675 struct pm8001_ccb_info *ccb; 2676 struct pm8001_device *pm8001_dev; 2677 struct sata_event_resp *psataPayload = 2678 (struct sata_event_resp *)(piomb + 4); 2679 u32 event = le32_to_cpu(psataPayload->event); 2680 u32 tag = le32_to_cpu(psataPayload->tag); 2681 u32 port_id = le32_to_cpu(psataPayload->port_id); 2682 u32 dev_id = le32_to_cpu(psataPayload->device_id); 2683 unsigned long flags; 2684 2685 ccb = &pm8001_ha->ccb_info[tag]; 2686 2687 if (ccb) { 2688 t = ccb->task; 2689 pm8001_dev = ccb->device; 2690 } else { 2691 PM8001_FAIL_DBG(pm8001_ha, 2692 pm8001_printk("No CCB !!!. returning\n")); 2693 } 2694 if (event) 2695 PM8001_FAIL_DBG(pm8001_ha, 2696 pm8001_printk("SATA EVENT 0x%x\n", event)); 2697 2698 /* Check if this is NCQ error */ 2699 if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) { 2700 /* find device using device id */ 2701 pm8001_dev = pm8001_find_dev(pm8001_ha, dev_id); 2702 /* send read log extension */ 2703 if (pm8001_dev) 2704 pm8001_send_read_log(pm8001_ha, pm8001_dev); 2705 return; 2706 } 2707 2708 ccb = &pm8001_ha->ccb_info[tag]; 2709 t = ccb->task; 2710 pm8001_dev = ccb->device; 2711 if (event) 2712 PM8001_FAIL_DBG(pm8001_ha, 2713 pm8001_printk("sata IO status 0x%x\n", event)); 2714 if (unlikely(!t || !t->lldd_task || !t->dev)) 2715 return; 2716 ts = &t->task_status; 2717 PM8001_IO_DBG(pm8001_ha, pm8001_printk( 2718 "port_id:0x%x, device_id:0x%x, tag:0x%x, event:0x%x\n", 2719 port_id, dev_id, tag, event)); 2720 switch (event) { 2721 case IO_OVERFLOW: 2722 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); 2723 ts->resp = SAS_TASK_COMPLETE; 2724 ts->stat = SAS_DATA_OVERRUN; 2725 ts->residual = 0; 2726 if (pm8001_dev) 2727 pm8001_dev->running_req--; 2728 break; 2729 case IO_XFER_ERROR_BREAK: 2730 PM8001_IO_DBG(pm8001_ha, 2731 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2732 ts->resp = SAS_TASK_COMPLETE; 2733 ts->stat = SAS_INTERRUPTED; 2734 break; 2735 case IO_XFER_ERROR_PHY_NOT_READY: 2736 PM8001_IO_DBG(pm8001_ha, 2737 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2738 ts->resp = SAS_TASK_COMPLETE; 2739 ts->stat = SAS_OPEN_REJECT; 2740 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2741 break; 2742 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2743 PM8001_IO_DBG(pm8001_ha, 2744 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 2745 "_SUPPORTED\n")); 2746 ts->resp = SAS_TASK_COMPLETE; 2747 ts->stat = SAS_OPEN_REJECT; 2748 ts->open_rej_reason = SAS_OREJ_EPROTO; 2749 break; 2750 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2751 PM8001_IO_DBG(pm8001_ha, 2752 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2753 ts->resp = SAS_TASK_COMPLETE; 2754 ts->stat = SAS_OPEN_REJECT; 2755 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2756 break; 2757 case IO_OPEN_CNX_ERROR_BREAK: 2758 PM8001_IO_DBG(pm8001_ha, 2759 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2760 ts->resp = SAS_TASK_COMPLETE; 2761 ts->stat = SAS_OPEN_REJECT; 2762 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2763 break; 2764 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2765 PM8001_IO_DBG(pm8001_ha, 2766 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2767 ts->resp = SAS_TASK_UNDELIVERED; 2768 ts->stat = SAS_DEV_NO_RESPONSE; 2769 if (!t->uldd_task) { 2770 pm8001_handle_event(pm8001_ha, 2771 pm8001_dev, 2772 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2773 ts->resp = SAS_TASK_COMPLETE; 2774 ts->stat = SAS_QUEUE_FULL; 2775 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2776 return; 2777 } 2778 break; 2779 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2780 PM8001_IO_DBG(pm8001_ha, 2781 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2782 ts->resp = SAS_TASK_UNDELIVERED; 2783 ts->stat = SAS_OPEN_REJECT; 2784 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2785 break; 2786 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2787 PM8001_IO_DBG(pm8001_ha, 2788 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2789 "NOT_SUPPORTED\n")); 2790 ts->resp = SAS_TASK_COMPLETE; 2791 ts->stat = SAS_OPEN_REJECT; 2792 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2793 break; 2794 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2795 PM8001_IO_DBG(pm8001_ha, 2796 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2797 ts->resp = SAS_TASK_COMPLETE; 2798 ts->stat = SAS_OPEN_REJECT; 2799 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2800 break; 2801 case IO_XFER_ERROR_NAK_RECEIVED: 2802 PM8001_IO_DBG(pm8001_ha, 2803 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2804 ts->resp = SAS_TASK_COMPLETE; 2805 ts->stat = SAS_NAK_R_ERR; 2806 break; 2807 case IO_XFER_ERROR_PEER_ABORTED: 2808 PM8001_IO_DBG(pm8001_ha, 2809 pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n")); 2810 ts->resp = SAS_TASK_COMPLETE; 2811 ts->stat = SAS_NAK_R_ERR; 2812 break; 2813 case IO_XFER_ERROR_REJECTED_NCQ_MODE: 2814 PM8001_IO_DBG(pm8001_ha, 2815 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); 2816 ts->resp = SAS_TASK_COMPLETE; 2817 ts->stat = SAS_DATA_UNDERRUN; 2818 break; 2819 case IO_XFER_OPEN_RETRY_TIMEOUT: 2820 PM8001_IO_DBG(pm8001_ha, 2821 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2822 ts->resp = SAS_TASK_COMPLETE; 2823 ts->stat = SAS_OPEN_TO; 2824 break; 2825 case IO_XFER_ERROR_UNEXPECTED_PHASE: 2826 PM8001_IO_DBG(pm8001_ha, 2827 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); 2828 ts->resp = SAS_TASK_COMPLETE; 2829 ts->stat = SAS_OPEN_TO; 2830 break; 2831 case IO_XFER_ERROR_XFER_RDY_OVERRUN: 2832 PM8001_IO_DBG(pm8001_ha, 2833 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); 2834 ts->resp = SAS_TASK_COMPLETE; 2835 ts->stat = SAS_OPEN_TO; 2836 break; 2837 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: 2838 PM8001_IO_DBG(pm8001_ha, 2839 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); 2840 ts->resp = SAS_TASK_COMPLETE; 2841 ts->stat = SAS_OPEN_TO; 2842 break; 2843 case IO_XFER_ERROR_OFFSET_MISMATCH: 2844 PM8001_IO_DBG(pm8001_ha, 2845 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 2846 ts->resp = SAS_TASK_COMPLETE; 2847 ts->stat = SAS_OPEN_TO; 2848 break; 2849 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: 2850 PM8001_IO_DBG(pm8001_ha, 2851 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); 2852 ts->resp = SAS_TASK_COMPLETE; 2853 ts->stat = SAS_OPEN_TO; 2854 break; 2855 case IO_XFER_CMD_FRAME_ISSUED: 2856 PM8001_IO_DBG(pm8001_ha, 2857 pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n")); 2858 break; 2859 case IO_XFER_PIO_SETUP_ERROR: 2860 PM8001_IO_DBG(pm8001_ha, 2861 pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n")); 2862 ts->resp = SAS_TASK_COMPLETE; 2863 ts->stat = SAS_OPEN_TO; 2864 break; 2865 default: 2866 PM8001_IO_DBG(pm8001_ha, 2867 pm8001_printk("Unknown status 0x%x\n", event)); 2868 /* not allowed case. Therefore, return failed status */ 2869 ts->resp = SAS_TASK_COMPLETE; 2870 ts->stat = SAS_OPEN_TO; 2871 break; 2872 } 2873 spin_lock_irqsave(&t->task_state_lock, flags); 2874 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2875 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2876 t->task_state_flags |= SAS_TASK_STATE_DONE; 2877 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2878 spin_unlock_irqrestore(&t->task_state_lock, flags); 2879 PM8001_FAIL_DBG(pm8001_ha, 2880 pm8001_printk("task 0x%p done with io_status 0x%x" 2881 " resp 0x%x stat 0x%x but aborted by upper layer!\n", 2882 t, event, ts->resp, ts->stat)); 2883 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2884 } else { 2885 spin_unlock_irqrestore(&t->task_state_lock, flags); 2886 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2887 } 2888} 2889 2890/*See the comments for mpi_ssp_completion */ 2891static void 2892mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) 2893{ 2894 u32 param; 2895 struct sas_task *t; 2896 struct pm8001_ccb_info *ccb; 2897 unsigned long flags; 2898 u32 status; 2899 u32 tag; 2900 struct smp_completion_resp *psmpPayload; 2901 struct task_status_struct *ts; 2902 struct pm8001_device *pm8001_dev; 2903 2904 psmpPayload = (struct smp_completion_resp *)(piomb + 4); 2905 status = le32_to_cpu(psmpPayload->status); 2906 tag = le32_to_cpu(psmpPayload->tag); 2907 2908 ccb = &pm8001_ha->ccb_info[tag]; 2909 param = le32_to_cpu(psmpPayload->param); 2910 t = ccb->task; 2911 ts = &t->task_status; 2912 pm8001_dev = ccb->device; 2913 if (status) 2914 PM8001_FAIL_DBG(pm8001_ha, 2915 pm8001_printk("smp IO status 0x%x\n", status)); 2916 if (unlikely(!t || !t->lldd_task || !t->dev)) 2917 return; 2918 2919 switch (status) { 2920 case IO_SUCCESS: 2921 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 2922 ts->resp = SAS_TASK_COMPLETE; 2923 ts->stat = SAM_STAT_GOOD; 2924 if (pm8001_dev) 2925 pm8001_dev->running_req--; 2926 break; 2927 case IO_ABORTED: 2928 PM8001_IO_DBG(pm8001_ha, 2929 pm8001_printk("IO_ABORTED IOMB\n")); 2930 ts->resp = SAS_TASK_COMPLETE; 2931 ts->stat = SAS_ABORTED_TASK; 2932 if (pm8001_dev) 2933 pm8001_dev->running_req--; 2934 break; 2935 case IO_OVERFLOW: 2936 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); 2937 ts->resp = SAS_TASK_COMPLETE; 2938 ts->stat = SAS_DATA_OVERRUN; 2939 ts->residual = 0; 2940 if (pm8001_dev) 2941 pm8001_dev->running_req--; 2942 break; 2943 case IO_NO_DEVICE: 2944 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n")); 2945 ts->resp = SAS_TASK_COMPLETE; 2946 ts->stat = SAS_PHY_DOWN; 2947 break; 2948 case IO_ERROR_HW_TIMEOUT: 2949 PM8001_IO_DBG(pm8001_ha, 2950 pm8001_printk("IO_ERROR_HW_TIMEOUT\n")); 2951 ts->resp = SAS_TASK_COMPLETE; 2952 ts->stat = SAM_STAT_BUSY; 2953 break; 2954 case IO_XFER_ERROR_BREAK: 2955 PM8001_IO_DBG(pm8001_ha, 2956 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2957 ts->resp = SAS_TASK_COMPLETE; 2958 ts->stat = SAM_STAT_BUSY; 2959 break; 2960 case IO_XFER_ERROR_PHY_NOT_READY: 2961 PM8001_IO_DBG(pm8001_ha, 2962 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2963 ts->resp = SAS_TASK_COMPLETE; 2964 ts->stat = SAM_STAT_BUSY; 2965 break; 2966 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2967 PM8001_IO_DBG(pm8001_ha, 2968 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); 2969 ts->resp = SAS_TASK_COMPLETE; 2970 ts->stat = SAS_OPEN_REJECT; 2971 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2972 break; 2973 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2974 PM8001_IO_DBG(pm8001_ha, 2975 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2976 ts->resp = SAS_TASK_COMPLETE; 2977 ts->stat = SAS_OPEN_REJECT; 2978 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2979 break; 2980 case IO_OPEN_CNX_ERROR_BREAK: 2981 PM8001_IO_DBG(pm8001_ha, 2982 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2983 ts->resp = SAS_TASK_COMPLETE; 2984 ts->stat = SAS_OPEN_REJECT; 2985 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2986 break; 2987 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2988 PM8001_IO_DBG(pm8001_ha, 2989 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2990 ts->resp = SAS_TASK_COMPLETE; 2991 ts->stat = SAS_OPEN_REJECT; 2992 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2993 pm8001_handle_event(pm8001_ha, 2994 pm8001_dev, 2995 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2996 break; 2997 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2998 PM8001_IO_DBG(pm8001_ha, 2999 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 3000 ts->resp = SAS_TASK_COMPLETE; 3001 ts->stat = SAS_OPEN_REJECT; 3002 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 3003 break; 3004 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 3005 PM8001_IO_DBG(pm8001_ha, 3006 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 3007 "NOT_SUPPORTED\n")); 3008 ts->resp = SAS_TASK_COMPLETE; 3009 ts->stat = SAS_OPEN_REJECT; 3010 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 3011 break; 3012 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 3013 PM8001_IO_DBG(pm8001_ha, 3014 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 3015 ts->resp = SAS_TASK_COMPLETE; 3016 ts->stat = SAS_OPEN_REJECT; 3017 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 3018 break; 3019 case IO_XFER_ERROR_RX_FRAME: 3020 PM8001_IO_DBG(pm8001_ha, 3021 pm8001_printk("IO_XFER_ERROR_RX_FRAME\n")); 3022 ts->resp = SAS_TASK_COMPLETE; 3023 ts->stat = SAS_DEV_NO_RESPONSE; 3024 break; 3025 case IO_XFER_OPEN_RETRY_TIMEOUT: 3026 PM8001_IO_DBG(pm8001_ha, 3027 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 3028 ts->resp = SAS_TASK_COMPLETE; 3029 ts->stat = SAS_OPEN_REJECT; 3030 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3031 break; 3032 case IO_ERROR_INTERNAL_SMP_RESOURCE: 3033 PM8001_IO_DBG(pm8001_ha, 3034 pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n")); 3035 ts->resp = SAS_TASK_COMPLETE; 3036 ts->stat = SAS_QUEUE_FULL; 3037 break; 3038 case IO_PORT_IN_RESET: 3039 PM8001_IO_DBG(pm8001_ha, 3040 pm8001_printk("IO_PORT_IN_RESET\n")); 3041 ts->resp = SAS_TASK_COMPLETE; 3042 ts->stat = SAS_OPEN_REJECT; 3043 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3044 break; 3045 case IO_DS_NON_OPERATIONAL: 3046 PM8001_IO_DBG(pm8001_ha, 3047 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 3048 ts->resp = SAS_TASK_COMPLETE; 3049 ts->stat = SAS_DEV_NO_RESPONSE; 3050 break; 3051 case IO_DS_IN_RECOVERY: 3052 PM8001_IO_DBG(pm8001_ha, 3053 pm8001_printk("IO_DS_IN_RECOVERY\n")); 3054 ts->resp = SAS_TASK_COMPLETE; 3055 ts->stat = SAS_OPEN_REJECT; 3056 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3057 break; 3058 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 3059 PM8001_IO_DBG(pm8001_ha, 3060 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 3061 ts->resp = SAS_TASK_COMPLETE; 3062 ts->stat = SAS_OPEN_REJECT; 3063 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3064 break; 3065 default: 3066 PM8001_IO_DBG(pm8001_ha, 3067 pm8001_printk("Unknown status 0x%x\n", status)); 3068 ts->resp = SAS_TASK_COMPLETE; 3069 ts->stat = SAS_DEV_NO_RESPONSE; 3070 /* not allowed case. Therefore, return failed status */ 3071 break; 3072 } 3073 spin_lock_irqsave(&t->task_state_lock, flags); 3074 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 3075 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 3076 t->task_state_flags |= SAS_TASK_STATE_DONE; 3077 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 3078 spin_unlock_irqrestore(&t->task_state_lock, flags); 3079 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 3080 " io_status 0x%x resp 0x%x " 3081 "stat 0x%x but aborted by upper layer!\n", 3082 t, status, ts->resp, ts->stat)); 3083 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 3084 } else { 3085 spin_unlock_irqrestore(&t->task_state_lock, flags); 3086 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 3087 mb();/* in order to force CPU ordering */ 3088 t->task_done(t); 3089 } 3090} 3091 3092void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha, 3093 void *piomb) 3094{ 3095 struct set_dev_state_resp *pPayload = 3096 (struct set_dev_state_resp *)(piomb + 4); 3097 u32 tag = le32_to_cpu(pPayload->tag); 3098 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3099 struct pm8001_device *pm8001_dev = ccb->device; 3100 u32 status = le32_to_cpu(pPayload->status); 3101 u32 device_id = le32_to_cpu(pPayload->device_id); 3102 u8 pds = le32_to_cpu(pPayload->pds_nds) & PDS_BITS; 3103 u8 nds = le32_to_cpu(pPayload->pds_nds) & NDS_BITS; 3104 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state " 3105 "from 0x%x to 0x%x status = 0x%x!\n", 3106 device_id, pds, nds, status)); 3107 complete(pm8001_dev->setds_completion); 3108 ccb->task = NULL; 3109 ccb->ccb_tag = 0xFFFFFFFF; 3110 pm8001_tag_free(pm8001_ha, tag); 3111} 3112 3113void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3114{ 3115 struct get_nvm_data_resp *pPayload = 3116 (struct get_nvm_data_resp *)(piomb + 4); 3117 u32 tag = le32_to_cpu(pPayload->tag); 3118 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3119 u32 dlen_status = le32_to_cpu(pPayload->dlen_status); 3120 complete(pm8001_ha->nvmd_completion); 3121 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set nvm data complete!\n")); 3122 if ((dlen_status & NVMD_STAT) != 0) { 3123 PM8001_FAIL_DBG(pm8001_ha, 3124 pm8001_printk("Set nvm data error!\n")); 3125 return; 3126 } 3127 ccb->task = NULL; 3128 ccb->ccb_tag = 0xFFFFFFFF; 3129 pm8001_tag_free(pm8001_ha, tag); 3130} 3131 3132void 3133pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3134{ 3135 struct fw_control_ex *fw_control_context; 3136 struct get_nvm_data_resp *pPayload = 3137 (struct get_nvm_data_resp *)(piomb + 4); 3138 u32 tag = le32_to_cpu(pPayload->tag); 3139 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3140 u32 dlen_status = le32_to_cpu(pPayload->dlen_status); 3141 u32 ir_tds_bn_dps_das_nvm = 3142 le32_to_cpu(pPayload->ir_tda_bn_dps_das_nvm); 3143 void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr; 3144 fw_control_context = ccb->fw_control_context; 3145 3146 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Get nvm data complete!\n")); 3147 if ((dlen_status & NVMD_STAT) != 0) { 3148 PM8001_FAIL_DBG(pm8001_ha, 3149 pm8001_printk("Get nvm data error!\n")); 3150 complete(pm8001_ha->nvmd_completion); 3151 return; 3152 } 3153 3154 if (ir_tds_bn_dps_das_nvm & IPMode) { 3155 /* indirect mode - IR bit set */ 3156 PM8001_MSG_DBG(pm8001_ha, 3157 pm8001_printk("Get NVMD success, IR=1\n")); 3158 if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) { 3159 if (ir_tds_bn_dps_das_nvm == 0x80a80200) { 3160 memcpy(pm8001_ha->sas_addr, 3161 ((u8 *)virt_addr + 4), 3162 SAS_ADDR_SIZE); 3163 PM8001_MSG_DBG(pm8001_ha, 3164 pm8001_printk("Get SAS address" 3165 " from VPD successfully!\n")); 3166 } 3167 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM) 3168 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) || 3169 ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == EXPAN_ROM)) { 3170 ; 3171 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == AAP1_RDUMP) 3172 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == IOP_RDUMP)) { 3173 ; 3174 } else { 3175 /* Should not be happened*/ 3176 PM8001_MSG_DBG(pm8001_ha, 3177 pm8001_printk("(IR=1)Wrong Device type 0x%x\n", 3178 ir_tds_bn_dps_das_nvm)); 3179 } 3180 } else /* direct mode */{ 3181 PM8001_MSG_DBG(pm8001_ha, 3182 pm8001_printk("Get NVMD success, IR=0, dataLen=%d\n", 3183 (dlen_status & NVMD_LEN) >> 24)); 3184 } 3185 /* Though fw_control_context is freed below, usrAddr still needs 3186 * to be updated as this holds the response to the request function 3187 */ 3188 memcpy(fw_control_context->usrAddr, 3189 pm8001_ha->memoryMap.region[NVMD].virt_ptr, 3190 fw_control_context->len); 3191 kfree(ccb->fw_control_context); 3192 ccb->task = NULL; 3193 ccb->ccb_tag = 0xFFFFFFFF; 3194 pm8001_tag_free(pm8001_ha, tag); 3195 complete(pm8001_ha->nvmd_completion); 3196} 3197 3198int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb) 3199{ 3200 struct local_phy_ctl_resp *pPayload = 3201 (struct local_phy_ctl_resp *)(piomb + 4); 3202 u32 status = le32_to_cpu(pPayload->status); 3203 u32 phy_id = le32_to_cpu(pPayload->phyop_phyid) & ID_BITS; 3204 u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS; 3205 if (status != 0) { 3206 PM8001_MSG_DBG(pm8001_ha, 3207 pm8001_printk("%x phy execute %x phy op failed!\n", 3208 phy_id, phy_op)); 3209 } else 3210 PM8001_MSG_DBG(pm8001_ha, 3211 pm8001_printk("%x phy execute %x phy op success!\n", 3212 phy_id, phy_op)); 3213 return 0; 3214} 3215 3216/** 3217 * pm8001_bytes_dmaed - one of the interface function communication with libsas 3218 * @pm8001_ha: our hba card information 3219 * @i: which phy that received the event. 3220 * 3221 * when HBA driver received the identify done event or initiate FIS received 3222 * event(for SATA), it will invoke this function to notify the sas layer that 3223 * the sas toplogy has formed, please discover the the whole sas domain, 3224 * while receive a broadcast(change) primitive just tell the sas 3225 * layer to discover the changed domain rather than the whole domain. 3226 */ 3227void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i) 3228{ 3229 struct pm8001_phy *phy = &pm8001_ha->phy[i]; 3230 struct asd_sas_phy *sas_phy = &phy->sas_phy; 3231 struct sas_ha_struct *sas_ha; 3232 if (!phy->phy_attached) 3233 return; 3234 3235 sas_ha = pm8001_ha->sas; 3236 if (sas_phy->phy) { 3237 struct sas_phy *sphy = sas_phy->phy; 3238 sphy->negotiated_linkrate = sas_phy->linkrate; 3239 sphy->minimum_linkrate = phy->minimum_linkrate; 3240 sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; 3241 sphy->maximum_linkrate = phy->maximum_linkrate; 3242 sphy->maximum_linkrate_hw = phy->maximum_linkrate; 3243 } 3244 3245 if (phy->phy_type & PORT_TYPE_SAS) { 3246 struct sas_identify_frame *id; 3247 id = (struct sas_identify_frame *)phy->frame_rcvd; 3248 id->dev_type = phy->identify.device_type; 3249 id->initiator_bits = SAS_PROTOCOL_ALL; 3250 id->target_bits = phy->identify.target_port_protocols; 3251 } else if (phy->phy_type & PORT_TYPE_SATA) { 3252 /*Nothing*/ 3253 } 3254 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("phy %d byte dmaded.\n", i)); 3255 3256 sas_phy->frame_rcvd_size = phy->frame_rcvd_size; 3257 pm8001_ha->sas->notify_port_event(sas_phy, PORTE_BYTES_DMAED); 3258} 3259 3260/* Get the link rate speed */ 3261void pm8001_get_lrate_mode(struct pm8001_phy *phy, u8 link_rate) 3262{ 3263 struct sas_phy *sas_phy = phy->sas_phy.phy; 3264 3265 switch (link_rate) { 3266 case PHY_SPEED_60: 3267 phy->sas_phy.linkrate = SAS_LINK_RATE_6_0_GBPS; 3268 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_6_0_GBPS; 3269 break; 3270 case PHY_SPEED_30: 3271 phy->sas_phy.linkrate = SAS_LINK_RATE_3_0_GBPS; 3272 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; 3273 break; 3274 case PHY_SPEED_15: 3275 phy->sas_phy.linkrate = SAS_LINK_RATE_1_5_GBPS; 3276 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; 3277 break; 3278 } 3279 sas_phy->negotiated_linkrate = phy->sas_phy.linkrate; 3280 sas_phy->maximum_linkrate_hw = SAS_LINK_RATE_6_0_GBPS; 3281 sas_phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; 3282 sas_phy->maximum_linkrate = SAS_LINK_RATE_6_0_GBPS; 3283 sas_phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; 3284} 3285 3286/** 3287 * asd_get_attached_sas_addr -- extract/generate attached SAS address 3288 * @phy: pointer to asd_phy 3289 * @sas_addr: pointer to buffer where the SAS address is to be written 3290 * 3291 * This function extracts the SAS address from an IDENTIFY frame 3292 * received. If OOB is SATA, then a SAS address is generated from the 3293 * HA tables. 3294 * 3295 * LOCKING: the frame_rcvd_lock needs to be held since this parses the frame 3296 * buffer. 3297 */ 3298void pm8001_get_attached_sas_addr(struct pm8001_phy *phy, 3299 u8 *sas_addr) 3300{ 3301 if (phy->sas_phy.frame_rcvd[0] == 0x34 3302 && phy->sas_phy.oob_mode == SATA_OOB_MODE) { 3303 struct pm8001_hba_info *pm8001_ha = phy->sas_phy.ha->lldd_ha; 3304 /* FIS device-to-host */ 3305 u64 addr = be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr); 3306 addr += phy->sas_phy.id; 3307 *(__be64 *)sas_addr = cpu_to_be64(addr); 3308 } else { 3309 struct sas_identify_frame *idframe = 3310 (void *) phy->sas_phy.frame_rcvd; 3311 memcpy(sas_addr, idframe->sas_addr, SAS_ADDR_SIZE); 3312 } 3313} 3314 3315/** 3316 * pm8001_hw_event_ack_req- For PM8001,some events need to acknowage to FW. 3317 * @pm8001_ha: our hba card information 3318 * @Qnum: the outbound queue message number. 3319 * @SEA: source of event to ack 3320 * @port_id: port id. 3321 * @phyId: phy id. 3322 * @param0: parameter 0. 3323 * @param1: parameter 1. 3324 */ 3325static void pm8001_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha, 3326 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1) 3327{ 3328 struct hw_event_ack_req payload; 3329 u32 opc = OPC_INB_SAS_HW_EVENT_ACK; 3330 3331 struct inbound_queue_table *circularQ; 3332 3333 memset((u8 *)&payload, 0, sizeof(payload)); 3334 circularQ = &pm8001_ha->inbnd_q_tbl[Qnum]; 3335 payload.tag = cpu_to_le32(1); 3336 payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) | 3337 ((phyId & 0x0F) << 4) | (port_id & 0x0F)); 3338 payload.param0 = cpu_to_le32(param0); 3339 payload.param1 = cpu_to_le32(param1); 3340 pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 3341} 3342 3343static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 3344 u32 phyId, u32 phy_op); 3345 3346/** 3347 * hw_event_sas_phy_up -FW tells me a SAS phy up event. 3348 * @pm8001_ha: our hba card information 3349 * @piomb: IO message buffer 3350 */ 3351static void 3352hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 3353{ 3354 struct hw_event_resp *pPayload = 3355 (struct hw_event_resp *)(piomb + 4); 3356 u32 lr_evt_status_phyid_portid = 3357 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3358 u8 link_rate = 3359 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28); 3360 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3361 u8 phy_id = 3362 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3363 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3364 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3365 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3366 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3367 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3368 unsigned long flags; 3369 u8 deviceType = pPayload->sas_identify.dev_type; 3370 port->port_state = portstate; 3371 phy->phy_state = PHY_STATE_LINK_UP_SPC; 3372 PM8001_MSG_DBG(pm8001_ha, 3373 pm8001_printk("HW_EVENT_SAS_PHY_UP port id = %d, phy id = %d\n", 3374 port_id, phy_id)); 3375 3376 switch (deviceType) { 3377 case SAS_PHY_UNUSED: 3378 PM8001_MSG_DBG(pm8001_ha, 3379 pm8001_printk("device type no device.\n")); 3380 break; 3381 case SAS_END_DEVICE: 3382 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n")); 3383 pm8001_chip_phy_ctl_req(pm8001_ha, phy_id, 3384 PHY_NOTIFY_ENABLE_SPINUP); 3385 port->port_attached = 1; 3386 pm8001_get_lrate_mode(phy, link_rate); 3387 break; 3388 case SAS_EDGE_EXPANDER_DEVICE: 3389 PM8001_MSG_DBG(pm8001_ha, 3390 pm8001_printk("expander device.\n")); 3391 port->port_attached = 1; 3392 pm8001_get_lrate_mode(phy, link_rate); 3393 break; 3394 case SAS_FANOUT_EXPANDER_DEVICE: 3395 PM8001_MSG_DBG(pm8001_ha, 3396 pm8001_printk("fanout expander device.\n")); 3397 port->port_attached = 1; 3398 pm8001_get_lrate_mode(phy, link_rate); 3399 break; 3400 default: 3401 PM8001_MSG_DBG(pm8001_ha, 3402 pm8001_printk("unknown device type(%x)\n", deviceType)); 3403 break; 3404 } 3405 phy->phy_type |= PORT_TYPE_SAS; 3406 phy->identify.device_type = deviceType; 3407 phy->phy_attached = 1; 3408 if (phy->identify.device_type == SAS_END_DEVICE) 3409 phy->identify.target_port_protocols = SAS_PROTOCOL_SSP; 3410 else if (phy->identify.device_type != SAS_PHY_UNUSED) 3411 phy->identify.target_port_protocols = SAS_PROTOCOL_SMP; 3412 phy->sas_phy.oob_mode = SAS_OOB_MODE; 3413 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); 3414 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 3415 memcpy(phy->frame_rcvd, &pPayload->sas_identify, 3416 sizeof(struct sas_identify_frame)-4); 3417 phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4; 3418 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 3419 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 3420 if (pm8001_ha->flags == PM8001F_RUN_TIME) 3421 mdelay(200);/*delay a moment to wait disk to spinup*/ 3422 pm8001_bytes_dmaed(pm8001_ha, phy_id); 3423} 3424 3425/** 3426 * hw_event_sata_phy_up -FW tells me a SATA phy up event. 3427 * @pm8001_ha: our hba card information 3428 * @piomb: IO message buffer 3429 */ 3430static void 3431hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 3432{ 3433 struct hw_event_resp *pPayload = 3434 (struct hw_event_resp *)(piomb + 4); 3435 u32 lr_evt_status_phyid_portid = 3436 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3437 u8 link_rate = 3438 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28); 3439 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3440 u8 phy_id = 3441 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3442 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3443 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3444 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3445 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3446 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3447 unsigned long flags; 3448 PM8001_MSG_DBG(pm8001_ha, 3449 pm8001_printk("HW_EVENT_SATA_PHY_UP port id = %d," 3450 " phy id = %d\n", port_id, phy_id)); 3451 port->port_state = portstate; 3452 phy->phy_state = PHY_STATE_LINK_UP_SPC; 3453 port->port_attached = 1; 3454 pm8001_get_lrate_mode(phy, link_rate); 3455 phy->phy_type |= PORT_TYPE_SATA; 3456 phy->phy_attached = 1; 3457 phy->sas_phy.oob_mode = SATA_OOB_MODE; 3458 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); 3459 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 3460 memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4), 3461 sizeof(struct dev_to_host_fis)); 3462 phy->frame_rcvd_size = sizeof(struct dev_to_host_fis); 3463 phy->identify.target_port_protocols = SAS_PROTOCOL_SATA; 3464 phy->identify.device_type = SAS_SATA_DEV; 3465 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 3466 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 3467 pm8001_bytes_dmaed(pm8001_ha, phy_id); 3468} 3469 3470/** 3471 * hw_event_phy_down -we should notify the libsas the phy is down. 3472 * @pm8001_ha: our hba card information 3473 * @piomb: IO message buffer 3474 */ 3475static void 3476hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb) 3477{ 3478 struct hw_event_resp *pPayload = 3479 (struct hw_event_resp *)(piomb + 4); 3480 u32 lr_evt_status_phyid_portid = 3481 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3482 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3483 u8 phy_id = 3484 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3485 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3486 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3487 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3488 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3489 port->port_state = portstate; 3490 phy->phy_type = 0; 3491 phy->identify.device_type = 0; 3492 phy->phy_attached = 0; 3493 memset(&phy->dev_sas_addr, 0, SAS_ADDR_SIZE); 3494 switch (portstate) { 3495 case PORT_VALID: 3496 break; 3497 case PORT_INVALID: 3498 PM8001_MSG_DBG(pm8001_ha, 3499 pm8001_printk(" PortInvalid portID %d\n", port_id)); 3500 PM8001_MSG_DBG(pm8001_ha, 3501 pm8001_printk(" Last phy Down and port invalid\n")); 3502 port->port_attached = 0; 3503 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3504 port_id, phy_id, 0, 0); 3505 break; 3506 case PORT_IN_RESET: 3507 PM8001_MSG_DBG(pm8001_ha, 3508 pm8001_printk(" Port In Reset portID %d\n", port_id)); 3509 break; 3510 case PORT_NOT_ESTABLISHED: 3511 PM8001_MSG_DBG(pm8001_ha, 3512 pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n")); 3513 port->port_attached = 0; 3514 break; 3515 case PORT_LOSTCOMM: 3516 PM8001_MSG_DBG(pm8001_ha, 3517 pm8001_printk(" phy Down and PORT_LOSTCOMM\n")); 3518 PM8001_MSG_DBG(pm8001_ha, 3519 pm8001_printk(" Last phy Down and port invalid\n")); 3520 port->port_attached = 0; 3521 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3522 port_id, phy_id, 0, 0); 3523 break; 3524 default: 3525 port->port_attached = 0; 3526 PM8001_MSG_DBG(pm8001_ha, 3527 pm8001_printk(" phy Down and(default) = %x\n", 3528 portstate)); 3529 break; 3530 3531 } 3532} 3533 3534/** 3535 * pm8001_mpi_reg_resp -process register device ID response. 3536 * @pm8001_ha: our hba card information 3537 * @piomb: IO message buffer 3538 * 3539 * when sas layer find a device it will notify LLDD, then the driver register 3540 * the domain device to FW, this event is the return device ID which the FW 3541 * has assigned, from now,inter-communication with FW is no longer using the 3542 * SAS address, use device ID which FW assigned. 3543 */ 3544int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3545{ 3546 u32 status; 3547 u32 device_id; 3548 u32 htag; 3549 struct pm8001_ccb_info *ccb; 3550 struct pm8001_device *pm8001_dev; 3551 struct dev_reg_resp *registerRespPayload = 3552 (struct dev_reg_resp *)(piomb + 4); 3553 3554 htag = le32_to_cpu(registerRespPayload->tag); 3555 ccb = &pm8001_ha->ccb_info[htag]; 3556 pm8001_dev = ccb->device; 3557 status = le32_to_cpu(registerRespPayload->status); 3558 device_id = le32_to_cpu(registerRespPayload->device_id); 3559 PM8001_MSG_DBG(pm8001_ha, 3560 pm8001_printk(" register device is status = %d\n", status)); 3561 switch (status) { 3562 case DEVREG_SUCCESS: 3563 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("DEVREG_SUCCESS\n")); 3564 pm8001_dev->device_id = device_id; 3565 break; 3566 case DEVREG_FAILURE_OUT_OF_RESOURCE: 3567 PM8001_MSG_DBG(pm8001_ha, 3568 pm8001_printk("DEVREG_FAILURE_OUT_OF_RESOURCE\n")); 3569 break; 3570 case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED: 3571 PM8001_MSG_DBG(pm8001_ha, 3572 pm8001_printk("DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n")); 3573 break; 3574 case DEVREG_FAILURE_INVALID_PHY_ID: 3575 PM8001_MSG_DBG(pm8001_ha, 3576 pm8001_printk("DEVREG_FAILURE_INVALID_PHY_ID\n")); 3577 break; 3578 case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED: 3579 PM8001_MSG_DBG(pm8001_ha, 3580 pm8001_printk("DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n")); 3581 break; 3582 case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE: 3583 PM8001_MSG_DBG(pm8001_ha, 3584 pm8001_printk("DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n")); 3585 break; 3586 case DEVREG_FAILURE_PORT_NOT_VALID_STATE: 3587 PM8001_MSG_DBG(pm8001_ha, 3588 pm8001_printk("DEVREG_FAILURE_PORT_NOT_VALID_STATE\n")); 3589 break; 3590 case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID: 3591 PM8001_MSG_DBG(pm8001_ha, 3592 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n")); 3593 break; 3594 default: 3595 PM8001_MSG_DBG(pm8001_ha, 3596 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_UNSORPORTED\n")); 3597 break; 3598 } 3599 complete(pm8001_dev->dcompletion); 3600 ccb->task = NULL; 3601 ccb->ccb_tag = 0xFFFFFFFF; 3602 pm8001_tag_free(pm8001_ha, htag); 3603 return 0; 3604} 3605 3606int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3607{ 3608 u32 status; 3609 u32 device_id; 3610 struct dev_reg_resp *registerRespPayload = 3611 (struct dev_reg_resp *)(piomb + 4); 3612 3613 status = le32_to_cpu(registerRespPayload->status); 3614 device_id = le32_to_cpu(registerRespPayload->device_id); 3615 if (status != 0) 3616 PM8001_MSG_DBG(pm8001_ha, 3617 pm8001_printk(" deregister device failed ,status = %x" 3618 ", device_id = %x\n", status, device_id)); 3619 return 0; 3620} 3621 3622/** 3623 * fw_flash_update_resp - Response from FW for flash update command. 3624 * @pm8001_ha: our hba card information 3625 * @piomb: IO message buffer 3626 */ 3627int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, 3628 void *piomb) 3629{ 3630 u32 status; 3631 struct fw_flash_Update_resp *ppayload = 3632 (struct fw_flash_Update_resp *)(piomb + 4); 3633 u32 tag = le32_to_cpu(ppayload->tag); 3634 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3635 status = le32_to_cpu(ppayload->status); 3636 switch (status) { 3637 case FLASH_UPDATE_COMPLETE_PENDING_REBOOT: 3638 PM8001_MSG_DBG(pm8001_ha, 3639 pm8001_printk(": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n")); 3640 break; 3641 case FLASH_UPDATE_IN_PROGRESS: 3642 PM8001_MSG_DBG(pm8001_ha, 3643 pm8001_printk(": FLASH_UPDATE_IN_PROGRESS\n")); 3644 break; 3645 case FLASH_UPDATE_HDR_ERR: 3646 PM8001_MSG_DBG(pm8001_ha, 3647 pm8001_printk(": FLASH_UPDATE_HDR_ERR\n")); 3648 break; 3649 case FLASH_UPDATE_OFFSET_ERR: 3650 PM8001_MSG_DBG(pm8001_ha, 3651 pm8001_printk(": FLASH_UPDATE_OFFSET_ERR\n")); 3652 break; 3653 case FLASH_UPDATE_CRC_ERR: 3654 PM8001_MSG_DBG(pm8001_ha, 3655 pm8001_printk(": FLASH_UPDATE_CRC_ERR\n")); 3656 break; 3657 case FLASH_UPDATE_LENGTH_ERR: 3658 PM8001_MSG_DBG(pm8001_ha, 3659 pm8001_printk(": FLASH_UPDATE_LENGTH_ERR\n")); 3660 break; 3661 case FLASH_UPDATE_HW_ERR: 3662 PM8001_MSG_DBG(pm8001_ha, 3663 pm8001_printk(": FLASH_UPDATE_HW_ERR\n")); 3664 break; 3665 case FLASH_UPDATE_DNLD_NOT_SUPPORTED: 3666 PM8001_MSG_DBG(pm8001_ha, 3667 pm8001_printk(": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n")); 3668 break; 3669 case FLASH_UPDATE_DISABLED: 3670 PM8001_MSG_DBG(pm8001_ha, 3671 pm8001_printk(": FLASH_UPDATE_DISABLED\n")); 3672 break; 3673 default: 3674 PM8001_MSG_DBG(pm8001_ha, 3675 pm8001_printk("No matched status = %d\n", status)); 3676 break; 3677 } 3678 kfree(ccb->fw_control_context); 3679 ccb->task = NULL; 3680 ccb->ccb_tag = 0xFFFFFFFF; 3681 pm8001_tag_free(pm8001_ha, tag); 3682 complete(pm8001_ha->nvmd_completion); 3683 return 0; 3684} 3685 3686int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 3687{ 3688 u32 status; 3689 int i; 3690 struct general_event_resp *pPayload = 3691 (struct general_event_resp *)(piomb + 4); 3692 status = le32_to_cpu(pPayload->status); 3693 PM8001_MSG_DBG(pm8001_ha, 3694 pm8001_printk(" status = 0x%x\n", status)); 3695 for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++) 3696 PM8001_MSG_DBG(pm8001_ha, 3697 pm8001_printk("inb_IOMB_payload[0x%x] 0x%x,\n", i, 3698 pPayload->inb_IOMB_payload[i])); 3699 return 0; 3700} 3701 3702int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3703{ 3704 struct sas_task *t; 3705 struct pm8001_ccb_info *ccb; 3706 unsigned long flags; 3707 u32 status ; 3708 u32 tag, scp; 3709 struct task_status_struct *ts; 3710 struct pm8001_device *pm8001_dev; 3711 3712 struct task_abort_resp *pPayload = 3713 (struct task_abort_resp *)(piomb + 4); 3714 3715 status = le32_to_cpu(pPayload->status); 3716 tag = le32_to_cpu(pPayload->tag); 3717 if (!tag) { 3718 PM8001_FAIL_DBG(pm8001_ha, 3719 pm8001_printk(" TAG NULL. RETURNING !!!")); 3720 return -1; 3721 } 3722 3723 scp = le32_to_cpu(pPayload->scp); 3724 ccb = &pm8001_ha->ccb_info[tag]; 3725 t = ccb->task; 3726 pm8001_dev = ccb->device; /* retrieve device */ 3727 3728 if (!t) { 3729 PM8001_FAIL_DBG(pm8001_ha, 3730 pm8001_printk(" TASK NULL. RETURNING !!!")); 3731 return -1; 3732 } 3733 ts = &t->task_status; 3734 if (status != 0) 3735 PM8001_FAIL_DBG(pm8001_ha, 3736 pm8001_printk("task abort failed status 0x%x ," 3737 "tag = 0x%x, scp= 0x%x\n", status, tag, scp)); 3738 switch (status) { 3739 case IO_SUCCESS: 3740 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 3741 ts->resp = SAS_TASK_COMPLETE; 3742 ts->stat = SAM_STAT_GOOD; 3743 break; 3744 case IO_NOT_VALID: 3745 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n")); 3746 ts->resp = TMF_RESP_FUNC_FAILED; 3747 break; 3748 } 3749 spin_lock_irqsave(&t->task_state_lock, flags); 3750 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 3751 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 3752 t->task_state_flags |= SAS_TASK_STATE_DONE; 3753 spin_unlock_irqrestore(&t->task_state_lock, flags); 3754 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 3755 mb(); 3756 3757 if (pm8001_dev->id & NCQ_ABORT_ALL_FLAG) { 3758 pm8001_tag_free(pm8001_ha, tag); 3759 sas_free_task(t); 3760 /* clear the flag */ 3761 pm8001_dev->id &= 0xBFFFFFFF; 3762 } else 3763 t->task_done(t); 3764 3765 return 0; 3766} 3767 3768/** 3769 * mpi_hw_event -The hw event has come. 3770 * @pm8001_ha: our hba card information 3771 * @piomb: IO message buffer 3772 */ 3773static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb) 3774{ 3775 unsigned long flags; 3776 struct hw_event_resp *pPayload = 3777 (struct hw_event_resp *)(piomb + 4); 3778 u32 lr_evt_status_phyid_portid = 3779 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3780 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3781 u8 phy_id = 3782 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3783 u16 eventType = 3784 (u16)((lr_evt_status_phyid_portid & 0x00FFFF00) >> 8); 3785 u8 status = 3786 (u8)((lr_evt_status_phyid_portid & 0x0F000000) >> 24); 3787 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3788 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3789 struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id]; 3790 PM8001_MSG_DBG(pm8001_ha, 3791 pm8001_printk("outbound queue HW event & event type : ")); 3792 switch (eventType) { 3793 case HW_EVENT_PHY_START_STATUS: 3794 PM8001_MSG_DBG(pm8001_ha, 3795 pm8001_printk("HW_EVENT_PHY_START_STATUS" 3796 " status = %x\n", status)); 3797 if (status == 0) { 3798 phy->phy_state = 1; 3799 if (pm8001_ha->flags == PM8001F_RUN_TIME) 3800 complete(phy->enable_completion); 3801 } 3802 break; 3803 case HW_EVENT_SAS_PHY_UP: 3804 PM8001_MSG_DBG(pm8001_ha, 3805 pm8001_printk("HW_EVENT_PHY_START_STATUS\n")); 3806 hw_event_sas_phy_up(pm8001_ha, piomb); 3807 break; 3808 case HW_EVENT_SATA_PHY_UP: 3809 PM8001_MSG_DBG(pm8001_ha, 3810 pm8001_printk("HW_EVENT_SATA_PHY_UP\n")); 3811 hw_event_sata_phy_up(pm8001_ha, piomb); 3812 break; 3813 case HW_EVENT_PHY_STOP_STATUS: 3814 PM8001_MSG_DBG(pm8001_ha, 3815 pm8001_printk("HW_EVENT_PHY_STOP_STATUS " 3816 "status = %x\n", status)); 3817 if (status == 0) 3818 phy->phy_state = 0; 3819 break; 3820 case HW_EVENT_SATA_SPINUP_HOLD: 3821 PM8001_MSG_DBG(pm8001_ha, 3822 pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD\n")); 3823 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); 3824 break; 3825 case HW_EVENT_PHY_DOWN: 3826 PM8001_MSG_DBG(pm8001_ha, 3827 pm8001_printk("HW_EVENT_PHY_DOWN\n")); 3828 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); 3829 phy->phy_attached = 0; 3830 phy->phy_state = 0; 3831 hw_event_phy_down(pm8001_ha, piomb); 3832 break; 3833 case HW_EVENT_PORT_INVALID: 3834 PM8001_MSG_DBG(pm8001_ha, 3835 pm8001_printk("HW_EVENT_PORT_INVALID\n")); 3836 sas_phy_disconnected(sas_phy); 3837 phy->phy_attached = 0; 3838 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3839 break; 3840 /* the broadcast change primitive received, tell the LIBSAS this event 3841 to revalidate the sas domain*/ 3842 case HW_EVENT_BROADCAST_CHANGE: 3843 PM8001_MSG_DBG(pm8001_ha, 3844 pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n")); 3845 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE, 3846 port_id, phy_id, 1, 0); 3847 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3848 sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE; 3849 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3850 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3851 break; 3852 case HW_EVENT_PHY_ERROR: 3853 PM8001_MSG_DBG(pm8001_ha, 3854 pm8001_printk("HW_EVENT_PHY_ERROR\n")); 3855 sas_phy_disconnected(&phy->sas_phy); 3856 phy->phy_attached = 0; 3857 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); 3858 break; 3859 case HW_EVENT_BROADCAST_EXP: 3860 PM8001_MSG_DBG(pm8001_ha, 3861 pm8001_printk("HW_EVENT_BROADCAST_EXP\n")); 3862 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3863 sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP; 3864 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3865 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3866 break; 3867 case HW_EVENT_LINK_ERR_INVALID_DWORD: 3868 PM8001_MSG_DBG(pm8001_ha, 3869 pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n")); 3870 pm8001_hw_event_ack_req(pm8001_ha, 0, 3871 HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0); 3872 sas_phy_disconnected(sas_phy); 3873 phy->phy_attached = 0; 3874 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3875 break; 3876 case HW_EVENT_LINK_ERR_DISPARITY_ERROR: 3877 PM8001_MSG_DBG(pm8001_ha, 3878 pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n")); 3879 pm8001_hw_event_ack_req(pm8001_ha, 0, 3880 HW_EVENT_LINK_ERR_DISPARITY_ERROR, 3881 port_id, phy_id, 0, 0); 3882 sas_phy_disconnected(sas_phy); 3883 phy->phy_attached = 0; 3884 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3885 break; 3886 case HW_EVENT_LINK_ERR_CODE_VIOLATION: 3887 PM8001_MSG_DBG(pm8001_ha, 3888 pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n")); 3889 pm8001_hw_event_ack_req(pm8001_ha, 0, 3890 HW_EVENT_LINK_ERR_CODE_VIOLATION, 3891 port_id, phy_id, 0, 0); 3892 sas_phy_disconnected(sas_phy); 3893 phy->phy_attached = 0; 3894 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3895 break; 3896 case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH: 3897 PM8001_MSG_DBG(pm8001_ha, 3898 pm8001_printk("HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n")); 3899 pm8001_hw_event_ack_req(pm8001_ha, 0, 3900 HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH, 3901 port_id, phy_id, 0, 0); 3902 sas_phy_disconnected(sas_phy); 3903 phy->phy_attached = 0; 3904 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3905 break; 3906 case HW_EVENT_MALFUNCTION: 3907 PM8001_MSG_DBG(pm8001_ha, 3908 pm8001_printk("HW_EVENT_MALFUNCTION\n")); 3909 break; 3910 case HW_EVENT_BROADCAST_SES: 3911 PM8001_MSG_DBG(pm8001_ha, 3912 pm8001_printk("HW_EVENT_BROADCAST_SES\n")); 3913 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3914 sas_phy->sas_prim = HW_EVENT_BROADCAST_SES; 3915 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3916 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3917 break; 3918 case HW_EVENT_INBOUND_CRC_ERROR: 3919 PM8001_MSG_DBG(pm8001_ha, 3920 pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n")); 3921 pm8001_hw_event_ack_req(pm8001_ha, 0, 3922 HW_EVENT_INBOUND_CRC_ERROR, 3923 port_id, phy_id, 0, 0); 3924 break; 3925 case HW_EVENT_HARD_RESET_RECEIVED: 3926 PM8001_MSG_DBG(pm8001_ha, 3927 pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n")); 3928 sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET); 3929 break; 3930 case HW_EVENT_ID_FRAME_TIMEOUT: 3931 PM8001_MSG_DBG(pm8001_ha, 3932 pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n")); 3933 sas_phy_disconnected(sas_phy); 3934 phy->phy_attached = 0; 3935 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3936 break; 3937 case HW_EVENT_LINK_ERR_PHY_RESET_FAILED: 3938 PM8001_MSG_DBG(pm8001_ha, 3939 pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n")); 3940 pm8001_hw_event_ack_req(pm8001_ha, 0, 3941 HW_EVENT_LINK_ERR_PHY_RESET_FAILED, 3942 port_id, phy_id, 0, 0); 3943 sas_phy_disconnected(sas_phy); 3944 phy->phy_attached = 0; 3945 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3946 break; 3947 case HW_EVENT_PORT_RESET_TIMER_TMO: 3948 PM8001_MSG_DBG(pm8001_ha, 3949 pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO\n")); 3950 sas_phy_disconnected(sas_phy); 3951 phy->phy_attached = 0; 3952 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3953 break; 3954 case HW_EVENT_PORT_RECOVERY_TIMER_TMO: 3955 PM8001_MSG_DBG(pm8001_ha, 3956 pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO\n")); 3957 sas_phy_disconnected(sas_phy); 3958 phy->phy_attached = 0; 3959 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3960 break; 3961 case HW_EVENT_PORT_RECOVER: 3962 PM8001_MSG_DBG(pm8001_ha, 3963 pm8001_printk("HW_EVENT_PORT_RECOVER\n")); 3964 break; 3965 case HW_EVENT_PORT_RESET_COMPLETE: 3966 PM8001_MSG_DBG(pm8001_ha, 3967 pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE\n")); 3968 break; 3969 case EVENT_BROADCAST_ASYNCH_EVENT: 3970 PM8001_MSG_DBG(pm8001_ha, 3971 pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n")); 3972 break; 3973 default: 3974 PM8001_MSG_DBG(pm8001_ha, 3975 pm8001_printk("Unknown event type = %x\n", eventType)); 3976 break; 3977 } 3978 return 0; 3979} 3980 3981/** 3982 * process_one_iomb - process one outbound Queue memory block 3983 * @pm8001_ha: our hba card information 3984 * @piomb: IO message buffer 3985 */ 3986static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb) 3987{ 3988 __le32 pHeader = *(__le32 *)piomb; 3989 u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF); 3990 3991 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:")); 3992 3993 switch (opc) { 3994 case OPC_OUB_ECHO: 3995 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO\n")); 3996 break; 3997 case OPC_OUB_HW_EVENT: 3998 PM8001_MSG_DBG(pm8001_ha, 3999 pm8001_printk("OPC_OUB_HW_EVENT\n")); 4000 mpi_hw_event(pm8001_ha, piomb); 4001 break; 4002 case OPC_OUB_SSP_COMP: 4003 PM8001_MSG_DBG(pm8001_ha, 4004 pm8001_printk("OPC_OUB_SSP_COMP\n")); 4005 mpi_ssp_completion(pm8001_ha, piomb); 4006 break; 4007 case OPC_OUB_SMP_COMP: 4008 PM8001_MSG_DBG(pm8001_ha, 4009 pm8001_printk("OPC_OUB_SMP_COMP\n")); 4010 mpi_smp_completion(pm8001_ha, piomb); 4011 break; 4012 case OPC_OUB_LOCAL_PHY_CNTRL: 4013 PM8001_MSG_DBG(pm8001_ha, 4014 pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n")); 4015 pm8001_mpi_local_phy_ctl(pm8001_ha, piomb); 4016 break; 4017 case OPC_OUB_DEV_REGIST: 4018 PM8001_MSG_DBG(pm8001_ha, 4019 pm8001_printk("OPC_OUB_DEV_REGIST\n")); 4020 pm8001_mpi_reg_resp(pm8001_ha, piomb); 4021 break; 4022 case OPC_OUB_DEREG_DEV: 4023 PM8001_MSG_DBG(pm8001_ha, 4024 pm8001_printk("unregister the device\n")); 4025 pm8001_mpi_dereg_resp(pm8001_ha, piomb); 4026 break; 4027 case OPC_OUB_GET_DEV_HANDLE: 4028 PM8001_MSG_DBG(pm8001_ha, 4029 pm8001_printk("OPC_OUB_GET_DEV_HANDLE\n")); 4030 break; 4031 case OPC_OUB_SATA_COMP: 4032 PM8001_MSG_DBG(pm8001_ha, 4033 pm8001_printk("OPC_OUB_SATA_COMP\n")); 4034 mpi_sata_completion(pm8001_ha, piomb); 4035 break; 4036 case OPC_OUB_SATA_EVENT: 4037 PM8001_MSG_DBG(pm8001_ha, 4038 pm8001_printk("OPC_OUB_SATA_EVENT\n")); 4039 mpi_sata_event(pm8001_ha, piomb); 4040 break; 4041 case OPC_OUB_SSP_EVENT: 4042 PM8001_MSG_DBG(pm8001_ha, 4043 pm8001_printk("OPC_OUB_SSP_EVENT\n")); 4044 mpi_ssp_event(pm8001_ha, piomb); 4045 break; 4046 case OPC_OUB_DEV_HANDLE_ARRIV: 4047 PM8001_MSG_DBG(pm8001_ha, 4048 pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n")); 4049 /*This is for target*/ 4050 break; 4051 case OPC_OUB_SSP_RECV_EVENT: 4052 PM8001_MSG_DBG(pm8001_ha, 4053 pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n")); 4054 /*This is for target*/ 4055 break; 4056 case OPC_OUB_DEV_INFO: 4057 PM8001_MSG_DBG(pm8001_ha, 4058 pm8001_printk("OPC_OUB_DEV_INFO\n")); 4059 break; 4060 case OPC_OUB_FW_FLASH_UPDATE: 4061 PM8001_MSG_DBG(pm8001_ha, 4062 pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n")); 4063 pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb); 4064 break; 4065 case OPC_OUB_GPIO_RESPONSE: 4066 PM8001_MSG_DBG(pm8001_ha, 4067 pm8001_printk("OPC_OUB_GPIO_RESPONSE\n")); 4068 break; 4069 case OPC_OUB_GPIO_EVENT: 4070 PM8001_MSG_DBG(pm8001_ha, 4071 pm8001_printk("OPC_OUB_GPIO_EVENT\n")); 4072 break; 4073 case OPC_OUB_GENERAL_EVENT: 4074 PM8001_MSG_DBG(pm8001_ha, 4075 pm8001_printk("OPC_OUB_GENERAL_EVENT\n")); 4076 pm8001_mpi_general_event(pm8001_ha, piomb); 4077 break; 4078 case OPC_OUB_SSP_ABORT_RSP: 4079 PM8001_MSG_DBG(pm8001_ha, 4080 pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n")); 4081 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 4082 break; 4083 case OPC_OUB_SATA_ABORT_RSP: 4084 PM8001_MSG_DBG(pm8001_ha, 4085 pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n")); 4086 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 4087 break; 4088 case OPC_OUB_SAS_DIAG_MODE_START_END: 4089 PM8001_MSG_DBG(pm8001_ha, 4090 pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n")); 4091 break; 4092 case OPC_OUB_SAS_DIAG_EXECUTE: 4093 PM8001_MSG_DBG(pm8001_ha, 4094 pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n")); 4095 break; 4096 case OPC_OUB_GET_TIME_STAMP: 4097 PM8001_MSG_DBG(pm8001_ha, 4098 pm8001_printk("OPC_OUB_GET_TIME_STAMP\n")); 4099 break; 4100 case OPC_OUB_SAS_HW_EVENT_ACK: 4101 PM8001_MSG_DBG(pm8001_ha, 4102 pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n")); 4103 break; 4104 case OPC_OUB_PORT_CONTROL: 4105 PM8001_MSG_DBG(pm8001_ha, 4106 pm8001_printk("OPC_OUB_PORT_CONTROL\n")); 4107 break; 4108 case OPC_OUB_SMP_ABORT_RSP: 4109 PM8001_MSG_DBG(pm8001_ha, 4110 pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n")); 4111 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 4112 break; 4113 case OPC_OUB_GET_NVMD_DATA: 4114 PM8001_MSG_DBG(pm8001_ha, 4115 pm8001_printk("OPC_OUB_GET_NVMD_DATA\n")); 4116 pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb); 4117 break; 4118 case OPC_OUB_SET_NVMD_DATA: 4119 PM8001_MSG_DBG(pm8001_ha, 4120 pm8001_printk("OPC_OUB_SET_NVMD_DATA\n")); 4121 pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb); 4122 break; 4123 case OPC_OUB_DEVICE_HANDLE_REMOVAL: 4124 PM8001_MSG_DBG(pm8001_ha, 4125 pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n")); 4126 break; 4127 case OPC_OUB_SET_DEVICE_STATE: 4128 PM8001_MSG_DBG(pm8001_ha, 4129 pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n")); 4130 pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb); 4131 break; 4132 case OPC_OUB_GET_DEVICE_STATE: 4133 PM8001_MSG_DBG(pm8001_ha, 4134 pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n")); 4135 break; 4136 case OPC_OUB_SET_DEV_INFO: 4137 PM8001_MSG_DBG(pm8001_ha, 4138 pm8001_printk("OPC_OUB_SET_DEV_INFO\n")); 4139 break; 4140 case OPC_OUB_SAS_RE_INITIALIZE: 4141 PM8001_MSG_DBG(pm8001_ha, 4142 pm8001_printk("OPC_OUB_SAS_RE_INITIALIZE\n")); 4143 break; 4144 default: 4145 PM8001_MSG_DBG(pm8001_ha, 4146 pm8001_printk("Unknown outbound Queue IOMB OPC = %x\n", 4147 opc)); 4148 break; 4149 } 4150} 4151 4152static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec) 4153{ 4154 struct outbound_queue_table *circularQ; 4155 void *pMsg1 = NULL; 4156 u8 uninitialized_var(bc); 4157 u32 ret = MPI_IO_STATUS_FAIL; 4158 unsigned long flags; 4159 4160 spin_lock_irqsave(&pm8001_ha->lock, flags); 4161 circularQ = &pm8001_ha->outbnd_q_tbl[vec]; 4162 do { 4163 ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc); 4164 if (MPI_IO_STATUS_SUCCESS == ret) { 4165 /* process the outbound message */ 4166 process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4)); 4167 /* free the message from the outbound circular buffer */ 4168 pm8001_mpi_msg_free_set(pm8001_ha, pMsg1, 4169 circularQ, bc); 4170 } 4171 if (MPI_IO_STATUS_BUSY == ret) { 4172 /* Update the producer index from SPC */ 4173 circularQ->producer_index = 4174 cpu_to_le32(pm8001_read_32(circularQ->pi_virt)); 4175 if (le32_to_cpu(circularQ->producer_index) == 4176 circularQ->consumer_idx) 4177 /* OQ is empty */ 4178 break; 4179 } 4180 } while (1); 4181 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 4182 return ret; 4183} 4184 4185/* PCI_DMA_... to our direction translation. */ 4186static const u8 data_dir_flags[] = { 4187 [PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,/* UNSPECIFIED */ 4188 [PCI_DMA_TODEVICE] = DATA_DIR_OUT,/* OUTBOUND */ 4189 [PCI_DMA_FROMDEVICE] = DATA_DIR_IN,/* INBOUND */ 4190 [PCI_DMA_NONE] = DATA_DIR_NONE,/* NO TRANSFER */ 4191}; 4192void 4193pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd) 4194{ 4195 int i; 4196 struct scatterlist *sg; 4197 struct pm8001_prd *buf_prd = prd; 4198 4199 for_each_sg(scatter, sg, nr, i) { 4200 buf_prd->addr = cpu_to_le64(sg_dma_address(sg)); 4201 buf_prd->im_len.len = cpu_to_le32(sg_dma_len(sg)); 4202 buf_prd->im_len.e = 0; 4203 buf_prd++; 4204 } 4205} 4206 4207static void build_smp_cmd(u32 deviceID, __le32 hTag, struct smp_req *psmp_cmd) 4208{ 4209 psmp_cmd->tag = hTag; 4210 psmp_cmd->device_id = cpu_to_le32(deviceID); 4211 psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1)); 4212} 4213 4214/** 4215 * pm8001_chip_smp_req - send a SMP task to FW 4216 * @pm8001_ha: our hba card information. 4217 * @ccb: the ccb information this request used. 4218 */ 4219static int pm8001_chip_smp_req(struct pm8001_hba_info *pm8001_ha, 4220 struct pm8001_ccb_info *ccb) 4221{ 4222 int elem, rc; 4223 struct sas_task *task = ccb->task; 4224 struct domain_device *dev = task->dev; 4225 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4226 struct scatterlist *sg_req, *sg_resp; 4227 u32 req_len, resp_len; 4228 struct smp_req smp_cmd; 4229 u32 opc; 4230 struct inbound_queue_table *circularQ; 4231 4232 memset(&smp_cmd, 0, sizeof(smp_cmd)); 4233 /* 4234 * DMA-map SMP request, response buffers 4235 */ 4236 sg_req = &task->smp_task.smp_req; 4237 elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, PCI_DMA_TODEVICE); 4238 if (!elem) 4239 return -ENOMEM; 4240 req_len = sg_dma_len(sg_req); 4241 4242 sg_resp = &task->smp_task.smp_resp; 4243 elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, PCI_DMA_FROMDEVICE); 4244 if (!elem) { 4245 rc = -ENOMEM; 4246 goto err_out; 4247 } 4248 resp_len = sg_dma_len(sg_resp); 4249 /* must be in dwords */ 4250 if ((req_len & 0x3) || (resp_len & 0x3)) { 4251 rc = -EINVAL; 4252 goto err_out_2; 4253 } 4254 4255 opc = OPC_INB_SMP_REQUEST; 4256 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4257 smp_cmd.tag = cpu_to_le32(ccb->ccb_tag); 4258 smp_cmd.long_smp_req.long_req_addr = 4259 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req)); 4260 smp_cmd.long_smp_req.long_req_size = 4261 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4); 4262 smp_cmd.long_smp_req.long_resp_addr = 4263 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp)); 4264 smp_cmd.long_smp_req.long_resp_size = 4265 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4); 4266 build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd); 4267 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, 4268 (u32 *)&smp_cmd, 0); 4269 if (rc) 4270 goto err_out_2; 4271 4272 return 0; 4273 4274err_out_2: 4275 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1, 4276 PCI_DMA_FROMDEVICE); 4277err_out: 4278 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1, 4279 PCI_DMA_TODEVICE); 4280 return rc; 4281} 4282 4283/** 4284 * pm8001_chip_ssp_io_req - send a SSP task to FW 4285 * @pm8001_ha: our hba card information. 4286 * @ccb: the ccb information this request used. 4287 */ 4288static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, 4289 struct pm8001_ccb_info *ccb) 4290{ 4291 struct sas_task *task = ccb->task; 4292 struct domain_device *dev = task->dev; 4293 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4294 struct ssp_ini_io_start_req ssp_cmd; 4295 u32 tag = ccb->ccb_tag; 4296 int ret; 4297 u64 phys_addr; 4298 struct inbound_queue_table *circularQ; 4299 u32 opc = OPC_INB_SSPINIIOSTART; 4300 memset(&ssp_cmd, 0, sizeof(ssp_cmd)); 4301 memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8); 4302 ssp_cmd.dir_m_tlr = 4303 cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);/*0 for 4304 SAS 1.1 compatible TLR*/ 4305 ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len); 4306 ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id); 4307 ssp_cmd.tag = cpu_to_le32(tag); 4308 if (task->ssp_task.enable_first_burst) 4309 ssp_cmd.ssp_iu.efb_prio_attr |= 0x80; 4310 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3); 4311 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7); 4312 memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd, 4313 task->ssp_task.cmd->cmd_len); 4314 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4315 4316 /* fill in PRD (scatter/gather) table, if any */ 4317 if (task->num_scatter > 1) { 4318 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd); 4319 phys_addr = ccb->ccb_dma_handle + 4320 offsetof(struct pm8001_ccb_info, buf_prd[0]); 4321 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(phys_addr)); 4322 ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(phys_addr)); 4323 ssp_cmd.esgl = cpu_to_le32(1<<31); 4324 } else if (task->num_scatter == 1) { 4325 u64 dma_addr = sg_dma_address(task->scatter); 4326 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr)); 4327 ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(dma_addr)); 4328 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 4329 ssp_cmd.esgl = 0; 4330 } else if (task->num_scatter == 0) { 4331 ssp_cmd.addr_low = 0; 4332 ssp_cmd.addr_high = 0; 4333 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 4334 ssp_cmd.esgl = 0; 4335 } 4336 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd, 0); 4337 return ret; 4338} 4339 4340static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha, 4341 struct pm8001_ccb_info *ccb) 4342{ 4343 struct sas_task *task = ccb->task; 4344 struct domain_device *dev = task->dev; 4345 struct pm8001_device *pm8001_ha_dev = dev->lldd_dev; 4346 u32 tag = ccb->ccb_tag; 4347 int ret; 4348 struct sata_start_req sata_cmd; 4349 u32 hdr_tag, ncg_tag = 0; 4350 u64 phys_addr; 4351 u32 ATAP = 0x0; 4352 u32 dir; 4353 struct inbound_queue_table *circularQ; 4354 unsigned long flags; 4355 u32 opc = OPC_INB_SATA_HOST_OPSTART; 4356 memset(&sata_cmd, 0, sizeof(sata_cmd)); 4357 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4358 if (task->data_dir == PCI_DMA_NONE) { 4359 ATAP = 0x04; /* no data*/ 4360 PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data\n")); 4361 } else if (likely(!task->ata_task.device_control_reg_update)) { 4362 if (task->ata_task.dma_xfer) { 4363 ATAP = 0x06; /* DMA */ 4364 PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA\n")); 4365 } else { 4366 ATAP = 0x05; /* PIO*/ 4367 PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO\n")); 4368 } 4369 if (task->ata_task.use_ncq && 4370 dev->sata_dev.class != ATA_DEV_ATAPI) { 4371 ATAP = 0x07; /* FPDMA */ 4372 PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA\n")); 4373 } 4374 } 4375 if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) { 4376 task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3); 4377 ncg_tag = hdr_tag; 4378 } 4379 dir = data_dir_flags[task->data_dir] << 8; 4380 sata_cmd.tag = cpu_to_le32(tag); 4381 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id); 4382 sata_cmd.data_len = cpu_to_le32(task->total_xfer_len); 4383 sata_cmd.ncqtag_atap_dir_m = 4384 cpu_to_le32(((ncg_tag & 0xff)<<16)|((ATAP & 0x3f) << 10) | dir); 4385 sata_cmd.sata_fis = task->ata_task.fis; 4386 if (likely(!task->ata_task.device_control_reg_update)) 4387 sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */ 4388 sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */ 4389 /* fill in PRD (scatter/gather) table, if any */ 4390 if (task->num_scatter > 1) { 4391 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd); 4392 phys_addr = ccb->ccb_dma_handle + 4393 offsetof(struct pm8001_ccb_info, buf_prd[0]); 4394 sata_cmd.addr_low = lower_32_bits(phys_addr); 4395 sata_cmd.addr_high = upper_32_bits(phys_addr); 4396 sata_cmd.esgl = cpu_to_le32(1 << 31); 4397 } else if (task->num_scatter == 1) { 4398 u64 dma_addr = sg_dma_address(task->scatter); 4399 sata_cmd.addr_low = lower_32_bits(dma_addr); 4400 sata_cmd.addr_high = upper_32_bits(dma_addr); 4401 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 4402 sata_cmd.esgl = 0; 4403 } else if (task->num_scatter == 0) { 4404 sata_cmd.addr_low = 0; 4405 sata_cmd.addr_high = 0; 4406 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 4407 sata_cmd.esgl = 0; 4408 } 4409 4410 /* Check for read log for failed drive and return */ 4411 if (sata_cmd.sata_fis.command == 0x2f) { 4412 if (((pm8001_ha_dev->id & NCQ_READ_LOG_FLAG) || 4413 (pm8001_ha_dev->id & NCQ_ABORT_ALL_FLAG) || 4414 (pm8001_ha_dev->id & NCQ_2ND_RLE_FLAG))) { 4415 struct task_status_struct *ts; 4416 4417 pm8001_ha_dev->id &= 0xDFFFFFFF; 4418 ts = &task->task_status; 4419 4420 spin_lock_irqsave(&task->task_state_lock, flags); 4421 ts->resp = SAS_TASK_COMPLETE; 4422 ts->stat = SAM_STAT_GOOD; 4423 task->task_state_flags &= ~SAS_TASK_STATE_PENDING; 4424 task->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 4425 task->task_state_flags |= SAS_TASK_STATE_DONE; 4426 if (unlikely((task->task_state_flags & 4427 SAS_TASK_STATE_ABORTED))) { 4428 spin_unlock_irqrestore(&task->task_state_lock, 4429 flags); 4430 PM8001_FAIL_DBG(pm8001_ha, 4431 pm8001_printk("task 0x%p resp 0x%x " 4432 " stat 0x%x but aborted by upper layer " 4433 "\n", task, ts->resp, ts->stat)); 4434 pm8001_ccb_task_free(pm8001_ha, task, ccb, tag); 4435 } else { 4436 spin_unlock_irqrestore(&task->task_state_lock, 4437 flags); 4438 pm8001_ccb_task_free_done(pm8001_ha, task, 4439 ccb, tag); 4440 return 0; 4441 } 4442 } 4443 } 4444 4445 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 0); 4446 return ret; 4447} 4448 4449/** 4450 * pm8001_chip_phy_start_req - start phy via PHY_START COMMAND 4451 * @pm8001_ha: our hba card information. 4452 * @num: the inbound queue number 4453 * @phy_id: the phy id which we wanted to start up. 4454 */ 4455static int 4456pm8001_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id) 4457{ 4458 struct phy_start_req payload; 4459 struct inbound_queue_table *circularQ; 4460 int ret; 4461 u32 tag = 0x01; 4462 u32 opcode = OPC_INB_PHYSTART; 4463 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4464 memset(&payload, 0, sizeof(payload)); 4465 payload.tag = cpu_to_le32(tag); 4466 /* 4467 ** [0:7] PHY Identifier 4468 ** [8:11] link rate 1.5G, 3G, 6G 4469 ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b both 4470 ** [14] 0b disable spin up hold; 1b enable spin up hold 4471 */ 4472 payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE | 4473 LINKMODE_AUTO | LINKRATE_15 | 4474 LINKRATE_30 | LINKRATE_60 | phy_id); 4475 payload.sas_identify.dev_type = SAS_END_DEVICE; 4476 payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL; 4477 memcpy(payload.sas_identify.sas_addr, 4478 pm8001_ha->sas_addr, SAS_ADDR_SIZE); 4479 payload.sas_identify.phy_id = phy_id; 4480 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 0); 4481 return ret; 4482} 4483 4484/** 4485 * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND 4486 * @pm8001_ha: our hba card information. 4487 * @num: the inbound queue number 4488 * @phy_id: the phy id which we wanted to start up. 4489 */ 4490int pm8001_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha, 4491 u8 phy_id) 4492{ 4493 struct phy_stop_req payload; 4494 struct inbound_queue_table *circularQ; 4495 int ret; 4496 u32 tag = 0x01; 4497 u32 opcode = OPC_INB_PHYSTOP; 4498 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4499 memset(&payload, 0, sizeof(payload)); 4500 payload.tag = cpu_to_le32(tag); 4501 payload.phy_id = cpu_to_le32(phy_id); 4502 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 0); 4503 return ret; 4504} 4505 4506/** 4507 * see comments on pm8001_mpi_reg_resp. 4508 */ 4509static int pm8001_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha, 4510 struct pm8001_device *pm8001_dev, u32 flag) 4511{ 4512 struct reg_dev_req payload; 4513 u32 opc; 4514 u32 stp_sspsmp_sata = 0x4; 4515 struct inbound_queue_table *circularQ; 4516 u32 linkrate, phy_id; 4517 int rc, tag = 0xdeadbeef; 4518 struct pm8001_ccb_info *ccb; 4519 u8 retryFlag = 0x1; 4520 u16 firstBurstSize = 0; 4521 u16 ITNT = 2000; 4522 struct domain_device *dev = pm8001_dev->sas_device; 4523 struct domain_device *parent_dev = dev->parent; 4524 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4525 4526 memset(&payload, 0, sizeof(payload)); 4527 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4528 if (rc) 4529 return rc; 4530 ccb = &pm8001_ha->ccb_info[tag]; 4531 ccb->device = pm8001_dev; 4532 ccb->ccb_tag = tag; 4533 payload.tag = cpu_to_le32(tag); 4534 if (flag == 1) 4535 stp_sspsmp_sata = 0x02; /*direct attached sata */ 4536 else { 4537 if (pm8001_dev->dev_type == SAS_SATA_DEV) 4538 stp_sspsmp_sata = 0x00; /* stp*/ 4539 else if (pm8001_dev->dev_type == SAS_END_DEVICE || 4540 pm8001_dev->dev_type == SAS_EDGE_EXPANDER_DEVICE || 4541 pm8001_dev->dev_type == SAS_FANOUT_EXPANDER_DEVICE) 4542 stp_sspsmp_sata = 0x01; /*ssp or smp*/ 4543 } 4544 if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type)) 4545 phy_id = parent_dev->ex_dev.ex_phy->phy_id; 4546 else 4547 phy_id = pm8001_dev->attached_phy; 4548 opc = OPC_INB_REG_DEV; 4549 linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ? 4550 pm8001_dev->sas_device->linkrate : dev->port->linkrate; 4551 payload.phyid_portid = 4552 cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0x0F) | 4553 ((phy_id & 0x0F) << 4)); 4554 payload.dtype_dlr_retry = cpu_to_le32((retryFlag & 0x01) | 4555 ((linkrate & 0x0F) * 0x1000000) | 4556 ((stp_sspsmp_sata & 0x03) * 0x10000000)); 4557 payload.firstburstsize_ITNexustimeout = 4558 cpu_to_le32(ITNT | (firstBurstSize * 0x10000)); 4559 memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr, 4560 SAS_ADDR_SIZE); 4561 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 4562 return rc; 4563} 4564 4565/** 4566 * see comments on pm8001_mpi_reg_resp. 4567 */ 4568int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, 4569 u32 device_id) 4570{ 4571 struct dereg_dev_req payload; 4572 u32 opc = OPC_INB_DEREG_DEV_HANDLE; 4573 int ret; 4574 struct inbound_queue_table *circularQ; 4575 4576 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4577 memset(&payload, 0, sizeof(payload)); 4578 payload.tag = cpu_to_le32(1); 4579 payload.device_id = cpu_to_le32(device_id); 4580 PM8001_MSG_DBG(pm8001_ha, 4581 pm8001_printk("unregister device device_id = %d\n", device_id)); 4582 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 4583 return ret; 4584} 4585 4586/** 4587 * pm8001_chip_phy_ctl_req - support the local phy operation 4588 * @pm8001_ha: our hba card information. 4589 * @num: the inbound queue number 4590 * @phy_id: the phy id which we wanted to operate 4591 * @phy_op: 4592 */ 4593static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 4594 u32 phyId, u32 phy_op) 4595{ 4596 struct local_phy_ctl_req payload; 4597 struct inbound_queue_table *circularQ; 4598 int ret; 4599 u32 opc = OPC_INB_LOCAL_PHY_CONTROL; 4600 memset(&payload, 0, sizeof(payload)); 4601 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4602 payload.tag = cpu_to_le32(1); 4603 payload.phyop_phyid = 4604 cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F)); 4605 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 4606 return ret; 4607} 4608 4609static u32 pm8001_chip_is_our_interupt(struct pm8001_hba_info *pm8001_ha) 4610{ 4611 u32 value; 4612#ifdef PM8001_USE_MSIX 4613 return 1; 4614#endif 4615 value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR); 4616 if (value) 4617 return 1; 4618 return 0; 4619 4620} 4621 4622/** 4623 * pm8001_chip_isr - PM8001 isr handler. 4624 * @pm8001_ha: our hba card information. 4625 * @irq: irq number. 4626 * @stat: stat. 4627 */ 4628static irqreturn_t 4629pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec) 4630{ 4631 pm8001_chip_interrupt_disable(pm8001_ha, vec); 4632 process_oq(pm8001_ha, vec); 4633 pm8001_chip_interrupt_enable(pm8001_ha, vec); 4634 return IRQ_HANDLED; 4635} 4636 4637static int send_task_abort(struct pm8001_hba_info *pm8001_ha, u32 opc, 4638 u32 dev_id, u8 flag, u32 task_tag, u32 cmd_tag) 4639{ 4640 struct task_abort_req task_abort; 4641 struct inbound_queue_table *circularQ; 4642 int ret; 4643 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4644 memset(&task_abort, 0, sizeof(task_abort)); 4645 if (ABORT_SINGLE == (flag & ABORT_MASK)) { 4646 task_abort.abort_all = 0; 4647 task_abort.device_id = cpu_to_le32(dev_id); 4648 task_abort.tag_to_abort = cpu_to_le32(task_tag); 4649 task_abort.tag = cpu_to_le32(cmd_tag); 4650 } else if (ABORT_ALL == (flag & ABORT_MASK)) { 4651 task_abort.abort_all = cpu_to_le32(1); 4652 task_abort.device_id = cpu_to_le32(dev_id); 4653 task_abort.tag = cpu_to_le32(cmd_tag); 4654 } 4655 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort, 0); 4656 return ret; 4657} 4658 4659/** 4660 * pm8001_chip_abort_task - SAS abort task when error or exception happened. 4661 * @task: the task we wanted to aborted. 4662 * @flag: the abort flag. 4663 */ 4664int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha, 4665 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag, u32 cmd_tag) 4666{ 4667 u32 opc, device_id; 4668 int rc = TMF_RESP_FUNC_FAILED; 4669 PM8001_EH_DBG(pm8001_ha, 4670 pm8001_printk("cmd_tag = %x, abort task tag = 0x%x", 4671 cmd_tag, task_tag)); 4672 if (pm8001_dev->dev_type == SAS_END_DEVICE) 4673 opc = OPC_INB_SSP_ABORT; 4674 else if (pm8001_dev->dev_type == SAS_SATA_DEV) 4675 opc = OPC_INB_SATA_ABORT; 4676 else 4677 opc = OPC_INB_SMP_ABORT;/* SMP */ 4678 device_id = pm8001_dev->device_id; 4679 rc = send_task_abort(pm8001_ha, opc, device_id, flag, 4680 task_tag, cmd_tag); 4681 if (rc != TMF_RESP_FUNC_COMPLETE) 4682 PM8001_EH_DBG(pm8001_ha, pm8001_printk("rc= %d\n", rc)); 4683 return rc; 4684} 4685 4686/** 4687 * pm8001_chip_ssp_tm_req - built the task management command. 4688 * @pm8001_ha: our hba card information. 4689 * @ccb: the ccb information. 4690 * @tmf: task management function. 4691 */ 4692int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha, 4693 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf) 4694{ 4695 struct sas_task *task = ccb->task; 4696 struct domain_device *dev = task->dev; 4697 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4698 u32 opc = OPC_INB_SSPINITMSTART; 4699 struct inbound_queue_table *circularQ; 4700 struct ssp_ini_tm_start_req sspTMCmd; 4701 int ret; 4702 4703 memset(&sspTMCmd, 0, sizeof(sspTMCmd)); 4704 sspTMCmd.device_id = cpu_to_le32(pm8001_dev->device_id); 4705 sspTMCmd.relate_tag = cpu_to_le32(tmf->tag_of_task_to_be_managed); 4706 sspTMCmd.tmf = cpu_to_le32(tmf->tmf); 4707 memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8); 4708 sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag); 4709 if (pm8001_ha->chip_id != chip_8001) 4710 sspTMCmd.ds_ads_m = 0x08; 4711 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4712 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd, 0); 4713 return ret; 4714} 4715 4716int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, 4717 void *payload) 4718{ 4719 u32 opc = OPC_INB_GET_NVMD_DATA; 4720 u32 nvmd_type; 4721 int rc; 4722 u32 tag; 4723 struct pm8001_ccb_info *ccb; 4724 struct inbound_queue_table *circularQ; 4725 struct get_nvm_data_req nvmd_req; 4726 struct fw_control_ex *fw_control_context; 4727 struct pm8001_ioctl_payload *ioctl_payload = payload; 4728 4729 nvmd_type = ioctl_payload->minor_function; 4730 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4731 if (!fw_control_context) 4732 return -ENOMEM; 4733 fw_control_context->usrAddr = (u8 *)ioctl_payload->func_specific; 4734 fw_control_context->len = ioctl_payload->length; 4735 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4736 memset(&nvmd_req, 0, sizeof(nvmd_req)); 4737 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4738 if (rc) { 4739 kfree(fw_control_context); 4740 return rc; 4741 } 4742 ccb = &pm8001_ha->ccb_info[tag]; 4743 ccb->ccb_tag = tag; 4744 ccb->fw_control_context = fw_control_context; 4745 nvmd_req.tag = cpu_to_le32(tag); 4746 4747 switch (nvmd_type) { 4748 case TWI_DEVICE: { 4749 u32 twi_addr, twi_page_size; 4750 twi_addr = 0xa8; 4751 twi_page_size = 2; 4752 4753 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 | 4754 twi_page_size << 8 | TWI_DEVICE); 4755 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4756 nvmd_req.resp_addr_hi = 4757 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4758 nvmd_req.resp_addr_lo = 4759 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4760 break; 4761 } 4762 case C_SEEPROM: { 4763 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM); 4764 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4765 nvmd_req.resp_addr_hi = 4766 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4767 nvmd_req.resp_addr_lo = 4768 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4769 break; 4770 } 4771 case VPD_FLASH: { 4772 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH); 4773 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4774 nvmd_req.resp_addr_hi = 4775 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4776 nvmd_req.resp_addr_lo = 4777 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4778 break; 4779 } 4780 case EXPAN_ROM: { 4781 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM); 4782 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4783 nvmd_req.resp_addr_hi = 4784 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4785 nvmd_req.resp_addr_lo = 4786 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4787 break; 4788 } 4789 case IOP_RDUMP: { 4790 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | IOP_RDUMP); 4791 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4792 nvmd_req.vpd_offset = cpu_to_le32(ioctl_payload->offset); 4793 nvmd_req.resp_addr_hi = 4794 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4795 nvmd_req.resp_addr_lo = 4796 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4797 break; 4798 } 4799 default: 4800 break; 4801 } 4802 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req, 0); 4803 if (rc) { 4804 kfree(fw_control_context); 4805 pm8001_tag_free(pm8001_ha, tag); 4806 } 4807 return rc; 4808} 4809 4810int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, 4811 void *payload) 4812{ 4813 u32 opc = OPC_INB_SET_NVMD_DATA; 4814 u32 nvmd_type; 4815 int rc; 4816 u32 tag; 4817 struct pm8001_ccb_info *ccb; 4818 struct inbound_queue_table *circularQ; 4819 struct set_nvm_data_req nvmd_req; 4820 struct fw_control_ex *fw_control_context; 4821 struct pm8001_ioctl_payload *ioctl_payload = payload; 4822 4823 nvmd_type = ioctl_payload->minor_function; 4824 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4825 if (!fw_control_context) 4826 return -ENOMEM; 4827 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4828 memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr, 4829 &ioctl_payload->func_specific, 4830 ioctl_payload->length); 4831 memset(&nvmd_req, 0, sizeof(nvmd_req)); 4832 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4833 if (rc) { 4834 kfree(fw_control_context); 4835 return -EBUSY; 4836 } 4837 ccb = &pm8001_ha->ccb_info[tag]; 4838 ccb->fw_control_context = fw_control_context; 4839 ccb->ccb_tag = tag; 4840 nvmd_req.tag = cpu_to_le32(tag); 4841 switch (nvmd_type) { 4842 case TWI_DEVICE: { 4843 u32 twi_addr, twi_page_size; 4844 twi_addr = 0xa8; 4845 twi_page_size = 2; 4846 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4847 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 | 4848 twi_page_size << 8 | TWI_DEVICE); 4849 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4850 nvmd_req.resp_addr_hi = 4851 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4852 nvmd_req.resp_addr_lo = 4853 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4854 break; 4855 } 4856 case C_SEEPROM: 4857 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM); 4858 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4859 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4860 nvmd_req.resp_addr_hi = 4861 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4862 nvmd_req.resp_addr_lo = 4863 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4864 break; 4865 case VPD_FLASH: 4866 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH); 4867 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4868 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4869 nvmd_req.resp_addr_hi = 4870 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4871 nvmd_req.resp_addr_lo = 4872 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4873 break; 4874 case EXPAN_ROM: 4875 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM); 4876 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4877 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4878 nvmd_req.resp_addr_hi = 4879 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4880 nvmd_req.resp_addr_lo = 4881 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4882 break; 4883 default: 4884 break; 4885 } 4886 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req, 0); 4887 if (rc) { 4888 kfree(fw_control_context); 4889 pm8001_tag_free(pm8001_ha, tag); 4890 } 4891 return rc; 4892} 4893 4894/** 4895 * pm8001_chip_fw_flash_update_build - support the firmware update operation 4896 * @pm8001_ha: our hba card information. 4897 * @fw_flash_updata_info: firmware flash update param 4898 */ 4899int 4900pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha, 4901 void *fw_flash_updata_info, u32 tag) 4902{ 4903 struct fw_flash_Update_req payload; 4904 struct fw_flash_updata_info *info; 4905 struct inbound_queue_table *circularQ; 4906 int ret; 4907 u32 opc = OPC_INB_FW_FLASH_UPDATE; 4908 4909 memset(&payload, 0, sizeof(struct fw_flash_Update_req)); 4910 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4911 info = fw_flash_updata_info; 4912 payload.tag = cpu_to_le32(tag); 4913 payload.cur_image_len = cpu_to_le32(info->cur_image_len); 4914 payload.cur_image_offset = cpu_to_le32(info->cur_image_offset); 4915 payload.total_image_len = cpu_to_le32(info->total_image_len); 4916 payload.len = info->sgl.im_len.len ; 4917 payload.sgl_addr_lo = 4918 cpu_to_le32(lower_32_bits(le64_to_cpu(info->sgl.addr))); 4919 payload.sgl_addr_hi = 4920 cpu_to_le32(upper_32_bits(le64_to_cpu(info->sgl.addr))); 4921 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 4922 return ret; 4923} 4924 4925int 4926pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha, 4927 void *payload) 4928{ 4929 struct fw_flash_updata_info flash_update_info; 4930 struct fw_control_info *fw_control; 4931 struct fw_control_ex *fw_control_context; 4932 int rc; 4933 u32 tag; 4934 struct pm8001_ccb_info *ccb; 4935 void *buffer = pm8001_ha->memoryMap.region[FW_FLASH].virt_ptr; 4936 dma_addr_t phys_addr = pm8001_ha->memoryMap.region[FW_FLASH].phys_addr; 4937 struct pm8001_ioctl_payload *ioctl_payload = payload; 4938 4939 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4940 if (!fw_control_context) 4941 return -ENOMEM; 4942 fw_control = (struct fw_control_info *)&ioctl_payload->func_specific; 4943 memcpy(buffer, fw_control->buffer, fw_control->len); 4944 flash_update_info.sgl.addr = cpu_to_le64(phys_addr); 4945 flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len); 4946 flash_update_info.sgl.im_len.e = 0; 4947 flash_update_info.cur_image_offset = fw_control->offset; 4948 flash_update_info.cur_image_len = fw_control->len; 4949 flash_update_info.total_image_len = fw_control->size; 4950 fw_control_context->fw_control = fw_control; 4951 fw_control_context->virtAddr = buffer; 4952 fw_control_context->phys_addr = phys_addr; 4953 fw_control_context->len = fw_control->len; 4954 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4955 if (rc) { 4956 kfree(fw_control_context); 4957 return -EBUSY; 4958 } 4959 ccb = &pm8001_ha->ccb_info[tag]; 4960 ccb->fw_control_context = fw_control_context; 4961 ccb->ccb_tag = tag; 4962 rc = pm8001_chip_fw_flash_update_build(pm8001_ha, &flash_update_info, 4963 tag); 4964 return rc; 4965} 4966 4967ssize_t 4968pm8001_get_gsm_dump(struct device *cdev, u32 length, char *buf) 4969{ 4970 u32 value, rem, offset = 0, bar = 0; 4971 u32 index, work_offset, dw_length; 4972 u32 shift_value, gsm_base, gsm_dump_offset; 4973 char *direct_data; 4974 struct Scsi_Host *shost = class_to_shost(cdev); 4975 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); 4976 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha; 4977 4978 direct_data = buf; 4979 gsm_dump_offset = pm8001_ha->fatal_forensic_shift_offset; 4980 4981 /* check max is 1 Mbytes */ 4982 if ((length > 0x100000) || (gsm_dump_offset & 3) || 4983 ((gsm_dump_offset + length) > 0x1000000)) 4984 return -EINVAL; 4985 4986 if (pm8001_ha->chip_id == chip_8001) 4987 bar = 2; 4988 else 4989 bar = 1; 4990 4991 work_offset = gsm_dump_offset & 0xFFFF0000; 4992 offset = gsm_dump_offset & 0x0000FFFF; 4993 gsm_dump_offset = work_offset; 4994 /* adjust length to dword boundary */ 4995 rem = length & 3; 4996 dw_length = length >> 2; 4997 4998 for (index = 0; index < dw_length; index++) { 4999 if ((work_offset + offset) & 0xFFFF0000) { 5000 if (pm8001_ha->chip_id == chip_8001) 5001 shift_value = ((gsm_dump_offset + offset) & 5002 SHIFT_REG_64K_MASK); 5003 else 5004 shift_value = (((gsm_dump_offset + offset) & 5005 SHIFT_REG_64K_MASK) >> 5006 SHIFT_REG_BIT_SHIFT); 5007 5008 if (pm8001_ha->chip_id == chip_8001) { 5009 gsm_base = GSM_BASE; 5010 if (-1 == pm8001_bar4_shift(pm8001_ha, 5011 (gsm_base + shift_value))) 5012 return -EIO; 5013 } else { 5014 gsm_base = 0; 5015 if (-1 == pm80xx_bar4_shift(pm8001_ha, 5016 (gsm_base + shift_value))) 5017 return -EIO; 5018 } 5019 gsm_dump_offset = (gsm_dump_offset + offset) & 5020 0xFFFF0000; 5021 work_offset = 0; 5022 offset = offset & 0x0000FFFF; 5023 } 5024 value = pm8001_cr32(pm8001_ha, bar, (work_offset + offset) & 5025 0x0000FFFF); 5026 direct_data += sprintf(direct_data, "%08x ", value); 5027 offset += 4; 5028 } 5029 if (rem != 0) { 5030 value = pm8001_cr32(pm8001_ha, bar, (work_offset + offset) & 5031 0x0000FFFF); 5032 /* xfr for non_dw */ 5033 direct_data += sprintf(direct_data, "%08x ", value); 5034 } 5035 /* Shift back to BAR4 original address */ 5036 if (-1 == pm8001_bar4_shift(pm8001_ha, 0)) 5037 return -EIO; 5038 pm8001_ha->fatal_forensic_shift_offset += 1024; 5039 5040 if (pm8001_ha->fatal_forensic_shift_offset >= 0x100000) 5041 pm8001_ha->fatal_forensic_shift_offset = 0; 5042 return direct_data - buf; 5043} 5044 5045int 5046pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha, 5047 struct pm8001_device *pm8001_dev, u32 state) 5048{ 5049 struct set_dev_state_req payload; 5050 struct inbound_queue_table *circularQ; 5051 struct pm8001_ccb_info *ccb; 5052 int rc; 5053 u32 tag; 5054 u32 opc = OPC_INB_SET_DEVICE_STATE; 5055 memset(&payload, 0, sizeof(payload)); 5056 rc = pm8001_tag_alloc(pm8001_ha, &tag); 5057 if (rc) 5058 return -1; 5059 ccb = &pm8001_ha->ccb_info[tag]; 5060 ccb->ccb_tag = tag; 5061 ccb->device = pm8001_dev; 5062 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 5063 payload.tag = cpu_to_le32(tag); 5064 payload.device_id = cpu_to_le32(pm8001_dev->device_id); 5065 payload.nds = cpu_to_le32(state); 5066 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 5067 return rc; 5068 5069} 5070 5071static int 5072pm8001_chip_sas_re_initialization(struct pm8001_hba_info *pm8001_ha) 5073{ 5074 struct sas_re_initialization_req payload; 5075 struct inbound_queue_table *circularQ; 5076 struct pm8001_ccb_info *ccb; 5077 int rc; 5078 u32 tag; 5079 u32 opc = OPC_INB_SAS_RE_INITIALIZE; 5080 memset(&payload, 0, sizeof(payload)); 5081 rc = pm8001_tag_alloc(pm8001_ha, &tag); 5082 if (rc) 5083 return -ENOMEM; 5084 ccb = &pm8001_ha->ccb_info[tag]; 5085 ccb->ccb_tag = tag; 5086 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 5087 payload.tag = cpu_to_le32(tag); 5088 payload.SSAHOLT = cpu_to_le32(0xd << 25); 5089 payload.sata_hol_tmo = cpu_to_le32(80); 5090 payload.open_reject_cmdretries_data_retries = cpu_to_le32(0xff00ff); 5091 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 5092 if (rc) 5093 pm8001_tag_free(pm8001_ha, tag); 5094 return rc; 5095 5096} 5097 5098const struct pm8001_dispatch pm8001_8001_dispatch = { 5099 .name = "pmc8001", 5100 .chip_init = pm8001_chip_init, 5101 .chip_soft_rst = pm8001_chip_soft_rst, 5102 .chip_rst = pm8001_hw_chip_rst, 5103 .chip_iounmap = pm8001_chip_iounmap, 5104 .isr = pm8001_chip_isr, 5105 .is_our_interupt = pm8001_chip_is_our_interupt, 5106 .isr_process_oq = process_oq, 5107 .interrupt_enable = pm8001_chip_interrupt_enable, 5108 .interrupt_disable = pm8001_chip_interrupt_disable, 5109 .make_prd = pm8001_chip_make_sg, 5110 .smp_req = pm8001_chip_smp_req, 5111 .ssp_io_req = pm8001_chip_ssp_io_req, 5112 .sata_req = pm8001_chip_sata_req, 5113 .phy_start_req = pm8001_chip_phy_start_req, 5114 .phy_stop_req = pm8001_chip_phy_stop_req, 5115 .reg_dev_req = pm8001_chip_reg_dev_req, 5116 .dereg_dev_req = pm8001_chip_dereg_dev_req, 5117 .phy_ctl_req = pm8001_chip_phy_ctl_req, 5118 .task_abort = pm8001_chip_abort_task, 5119 .ssp_tm_req = pm8001_chip_ssp_tm_req, 5120 .get_nvmd_req = pm8001_chip_get_nvmd_req, 5121 .set_nvmd_req = pm8001_chip_set_nvmd_req, 5122 .fw_flash_update_req = pm8001_chip_fw_flash_update_req, 5123 .set_dev_state_req = pm8001_chip_set_dev_state_req, 5124 .sas_re_init_req = pm8001_chip_sas_re_initialization, 5125}; 5126