1 /* 2 * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver 3 * 4 * Copyright (c) 2008-2009 USI Co., Ltd. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions, and the following disclaimer, 12 * without modification. 13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 14 * substantially similar to the "NO WARRANTY" disclaimer below 15 * ("Disclaimer") and any redistribution must be conditioned upon 16 * including a substantially similar Disclaimer requirement for further 17 * binary redistribution. 18 * 3. Neither the names of the above-listed copyright holders nor the names 19 * of any contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * Alternatively, this software may be distributed under the terms of the 23 * GNU General Public License ("GPL") version 2 as published by the Free 24 * Software Foundation. 25 * 26 * NO WARRANTY 27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGES. 38 * 39 */ 40 #include <linux/slab.h> 41 #include "pm8001_sas.h" 42 #include "pm8001_hwi.h" 43 #include "pm8001_chips.h" 44 #include "pm8001_ctl.h" 45 46 /** 47 * read_main_config_table - read the configure table and save it. 48 * @pm8001_ha: our hba card information 49 */ 50 static void 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 */ 93 static 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 */ 152 static 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 */ 169 static 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 */ 186 static 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 */ 282 static 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 */ 337 static 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 */ 358 static 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 */ 382 int 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 */ 410 static 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 */ 478 static 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 */ 524 static 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 */ 559 static 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 } 609 610 static 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 */ 640 static 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 } 696 697 static 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 */ 756 static 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 */ 814 static int 815 pm8001_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 1149 static 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 */ 1186 void 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 */ 1211 static void 1212 pm8001_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 */ 1222 static void 1223 pm8001_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 */ 1232 static void 1233 pm8001_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 */ 1250 static void 1251 pm8001_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 */ 1264 static void 1265 pm8001_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 */ 1279 static void 1280 pm8001_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 */ 1297 int 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 */ 1338 int 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 1372 u32 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 */ 1419 u32 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 1493 void 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 1691 int 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 1710 static 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 1759 static 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 */ 1845 static void 1846 mpi_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 */ 2097 static 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 */ 2285 static void 2286 mpi_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 break; 2646 default: 2647 PM8001_IO_DBG(pm8001_ha, 2648 pm8001_printk("Unknown status 0x%x\n", status)); 2649 /* not allowed case. Therefore, return failed status */ 2650 ts->resp = SAS_TASK_COMPLETE; 2651 ts->stat = SAS_DEV_NO_RESPONSE; 2652 break; 2653 } 2654 spin_lock_irqsave(&t->task_state_lock, flags); 2655 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2656 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2657 t->task_state_flags |= SAS_TASK_STATE_DONE; 2658 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2659 spin_unlock_irqrestore(&t->task_state_lock, flags); 2660 PM8001_FAIL_DBG(pm8001_ha, 2661 pm8001_printk("task 0x%p done with io_status 0x%x" 2662 " resp 0x%x stat 0x%x but aborted by upper layer!\n", 2663 t, status, ts->resp, ts->stat)); 2664 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2665 } else { 2666 spin_unlock_irqrestore(&t->task_state_lock, flags); 2667 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2668 } 2669 } 2670 2671 /*See the comments for mpi_ssp_completion */ 2672 static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 2673 { 2674 struct sas_task *t; 2675 struct task_status_struct *ts; 2676 struct pm8001_ccb_info *ccb; 2677 struct pm8001_device *pm8001_dev; 2678 struct sata_event_resp *psataPayload = 2679 (struct sata_event_resp *)(piomb + 4); 2680 u32 event = le32_to_cpu(psataPayload->event); 2681 u32 tag = le32_to_cpu(psataPayload->tag); 2682 u32 port_id = le32_to_cpu(psataPayload->port_id); 2683 u32 dev_id = le32_to_cpu(psataPayload->device_id); 2684 unsigned long flags; 2685 2686 ccb = &pm8001_ha->ccb_info[tag]; 2687 2688 if (ccb) { 2689 t = ccb->task; 2690 pm8001_dev = ccb->device; 2691 } else { 2692 PM8001_FAIL_DBG(pm8001_ha, 2693 pm8001_printk("No CCB !!!. returning\n")); 2694 } 2695 if (event) 2696 PM8001_FAIL_DBG(pm8001_ha, 2697 pm8001_printk("SATA EVENT 0x%x\n", event)); 2698 2699 /* Check if this is NCQ error */ 2700 if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) { 2701 /* find device using device id */ 2702 pm8001_dev = pm8001_find_dev(pm8001_ha, dev_id); 2703 /* send read log extension */ 2704 if (pm8001_dev) 2705 pm8001_send_read_log(pm8001_ha, pm8001_dev); 2706 return; 2707 } 2708 2709 ccb = &pm8001_ha->ccb_info[tag]; 2710 t = ccb->task; 2711 pm8001_dev = ccb->device; 2712 if (event) 2713 PM8001_FAIL_DBG(pm8001_ha, 2714 pm8001_printk("sata IO status 0x%x\n", event)); 2715 if (unlikely(!t || !t->lldd_task || !t->dev)) 2716 return; 2717 ts = &t->task_status; 2718 PM8001_IO_DBG(pm8001_ha, pm8001_printk( 2719 "port_id:0x%x, device_id:0x%x, tag:0x%x, event:0x%x\n", 2720 port_id, dev_id, tag, event)); 2721 switch (event) { 2722 case IO_OVERFLOW: 2723 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); 2724 ts->resp = SAS_TASK_COMPLETE; 2725 ts->stat = SAS_DATA_OVERRUN; 2726 ts->residual = 0; 2727 if (pm8001_dev) 2728 pm8001_dev->running_req--; 2729 break; 2730 case IO_XFER_ERROR_BREAK: 2731 PM8001_IO_DBG(pm8001_ha, 2732 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2733 ts->resp = SAS_TASK_COMPLETE; 2734 ts->stat = SAS_INTERRUPTED; 2735 break; 2736 case IO_XFER_ERROR_PHY_NOT_READY: 2737 PM8001_IO_DBG(pm8001_ha, 2738 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2739 ts->resp = SAS_TASK_COMPLETE; 2740 ts->stat = SAS_OPEN_REJECT; 2741 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2742 break; 2743 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2744 PM8001_IO_DBG(pm8001_ha, 2745 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 2746 "_SUPPORTED\n")); 2747 ts->resp = SAS_TASK_COMPLETE; 2748 ts->stat = SAS_OPEN_REJECT; 2749 ts->open_rej_reason = SAS_OREJ_EPROTO; 2750 break; 2751 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2752 PM8001_IO_DBG(pm8001_ha, 2753 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2754 ts->resp = SAS_TASK_COMPLETE; 2755 ts->stat = SAS_OPEN_REJECT; 2756 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2757 break; 2758 case IO_OPEN_CNX_ERROR_BREAK: 2759 PM8001_IO_DBG(pm8001_ha, 2760 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2761 ts->resp = SAS_TASK_COMPLETE; 2762 ts->stat = SAS_OPEN_REJECT; 2763 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2764 break; 2765 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2766 PM8001_IO_DBG(pm8001_ha, 2767 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2768 ts->resp = SAS_TASK_UNDELIVERED; 2769 ts->stat = SAS_DEV_NO_RESPONSE; 2770 if (!t->uldd_task) { 2771 pm8001_handle_event(pm8001_ha, 2772 pm8001_dev, 2773 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2774 ts->resp = SAS_TASK_COMPLETE; 2775 ts->stat = SAS_QUEUE_FULL; 2776 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2777 return; 2778 } 2779 break; 2780 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2781 PM8001_IO_DBG(pm8001_ha, 2782 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2783 ts->resp = SAS_TASK_UNDELIVERED; 2784 ts->stat = SAS_OPEN_REJECT; 2785 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2786 break; 2787 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2788 PM8001_IO_DBG(pm8001_ha, 2789 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2790 "NOT_SUPPORTED\n")); 2791 ts->resp = SAS_TASK_COMPLETE; 2792 ts->stat = SAS_OPEN_REJECT; 2793 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2794 break; 2795 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2796 PM8001_IO_DBG(pm8001_ha, 2797 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2798 ts->resp = SAS_TASK_COMPLETE; 2799 ts->stat = SAS_OPEN_REJECT; 2800 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2801 break; 2802 case IO_XFER_ERROR_NAK_RECEIVED: 2803 PM8001_IO_DBG(pm8001_ha, 2804 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2805 ts->resp = SAS_TASK_COMPLETE; 2806 ts->stat = SAS_NAK_R_ERR; 2807 break; 2808 case IO_XFER_ERROR_PEER_ABORTED: 2809 PM8001_IO_DBG(pm8001_ha, 2810 pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n")); 2811 ts->resp = SAS_TASK_COMPLETE; 2812 ts->stat = SAS_NAK_R_ERR; 2813 break; 2814 case IO_XFER_ERROR_REJECTED_NCQ_MODE: 2815 PM8001_IO_DBG(pm8001_ha, 2816 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); 2817 ts->resp = SAS_TASK_COMPLETE; 2818 ts->stat = SAS_DATA_UNDERRUN; 2819 break; 2820 case IO_XFER_OPEN_RETRY_TIMEOUT: 2821 PM8001_IO_DBG(pm8001_ha, 2822 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2823 ts->resp = SAS_TASK_COMPLETE; 2824 ts->stat = SAS_OPEN_TO; 2825 break; 2826 case IO_XFER_ERROR_UNEXPECTED_PHASE: 2827 PM8001_IO_DBG(pm8001_ha, 2828 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); 2829 ts->resp = SAS_TASK_COMPLETE; 2830 ts->stat = SAS_OPEN_TO; 2831 break; 2832 case IO_XFER_ERROR_XFER_RDY_OVERRUN: 2833 PM8001_IO_DBG(pm8001_ha, 2834 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); 2835 ts->resp = SAS_TASK_COMPLETE; 2836 ts->stat = SAS_OPEN_TO; 2837 break; 2838 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: 2839 PM8001_IO_DBG(pm8001_ha, 2840 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); 2841 ts->resp = SAS_TASK_COMPLETE; 2842 ts->stat = SAS_OPEN_TO; 2843 break; 2844 case IO_XFER_ERROR_OFFSET_MISMATCH: 2845 PM8001_IO_DBG(pm8001_ha, 2846 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 2847 ts->resp = SAS_TASK_COMPLETE; 2848 ts->stat = SAS_OPEN_TO; 2849 break; 2850 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: 2851 PM8001_IO_DBG(pm8001_ha, 2852 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); 2853 ts->resp = SAS_TASK_COMPLETE; 2854 ts->stat = SAS_OPEN_TO; 2855 break; 2856 case IO_XFER_CMD_FRAME_ISSUED: 2857 PM8001_IO_DBG(pm8001_ha, 2858 pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n")); 2859 break; 2860 case IO_XFER_PIO_SETUP_ERROR: 2861 PM8001_IO_DBG(pm8001_ha, 2862 pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n")); 2863 ts->resp = SAS_TASK_COMPLETE; 2864 ts->stat = SAS_OPEN_TO; 2865 break; 2866 default: 2867 PM8001_IO_DBG(pm8001_ha, 2868 pm8001_printk("Unknown status 0x%x\n", event)); 2869 /* not allowed case. Therefore, return failed status */ 2870 ts->resp = SAS_TASK_COMPLETE; 2871 ts->stat = SAS_OPEN_TO; 2872 break; 2873 } 2874 spin_lock_irqsave(&t->task_state_lock, flags); 2875 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2876 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2877 t->task_state_flags |= SAS_TASK_STATE_DONE; 2878 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2879 spin_unlock_irqrestore(&t->task_state_lock, flags); 2880 PM8001_FAIL_DBG(pm8001_ha, 2881 pm8001_printk("task 0x%p done with io_status 0x%x" 2882 " resp 0x%x stat 0x%x but aborted by upper layer!\n", 2883 t, event, ts->resp, ts->stat)); 2884 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2885 } else { 2886 spin_unlock_irqrestore(&t->task_state_lock, flags); 2887 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2888 } 2889 } 2890 2891 /*See the comments for mpi_ssp_completion */ 2892 static void 2893 mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) 2894 { 2895 u32 param; 2896 struct sas_task *t; 2897 struct pm8001_ccb_info *ccb; 2898 unsigned long flags; 2899 u32 status; 2900 u32 tag; 2901 struct smp_completion_resp *psmpPayload; 2902 struct task_status_struct *ts; 2903 struct pm8001_device *pm8001_dev; 2904 2905 psmpPayload = (struct smp_completion_resp *)(piomb + 4); 2906 status = le32_to_cpu(psmpPayload->status); 2907 tag = le32_to_cpu(psmpPayload->tag); 2908 2909 ccb = &pm8001_ha->ccb_info[tag]; 2910 param = le32_to_cpu(psmpPayload->param); 2911 t = ccb->task; 2912 ts = &t->task_status; 2913 pm8001_dev = ccb->device; 2914 if (status) 2915 PM8001_FAIL_DBG(pm8001_ha, 2916 pm8001_printk("smp IO status 0x%x\n", status)); 2917 if (unlikely(!t || !t->lldd_task || !t->dev)) 2918 return; 2919 2920 switch (status) { 2921 case IO_SUCCESS: 2922 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 2923 ts->resp = SAS_TASK_COMPLETE; 2924 ts->stat = SAM_STAT_GOOD; 2925 if (pm8001_dev) 2926 pm8001_dev->running_req--; 2927 break; 2928 case IO_ABORTED: 2929 PM8001_IO_DBG(pm8001_ha, 2930 pm8001_printk("IO_ABORTED IOMB\n")); 2931 ts->resp = SAS_TASK_COMPLETE; 2932 ts->stat = SAS_ABORTED_TASK; 2933 if (pm8001_dev) 2934 pm8001_dev->running_req--; 2935 break; 2936 case IO_OVERFLOW: 2937 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); 2938 ts->resp = SAS_TASK_COMPLETE; 2939 ts->stat = SAS_DATA_OVERRUN; 2940 ts->residual = 0; 2941 if (pm8001_dev) 2942 pm8001_dev->running_req--; 2943 break; 2944 case IO_NO_DEVICE: 2945 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n")); 2946 ts->resp = SAS_TASK_COMPLETE; 2947 ts->stat = SAS_PHY_DOWN; 2948 break; 2949 case IO_ERROR_HW_TIMEOUT: 2950 PM8001_IO_DBG(pm8001_ha, 2951 pm8001_printk("IO_ERROR_HW_TIMEOUT\n")); 2952 ts->resp = SAS_TASK_COMPLETE; 2953 ts->stat = SAM_STAT_BUSY; 2954 break; 2955 case IO_XFER_ERROR_BREAK: 2956 PM8001_IO_DBG(pm8001_ha, 2957 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2958 ts->resp = SAS_TASK_COMPLETE; 2959 ts->stat = SAM_STAT_BUSY; 2960 break; 2961 case IO_XFER_ERROR_PHY_NOT_READY: 2962 PM8001_IO_DBG(pm8001_ha, 2963 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2964 ts->resp = SAS_TASK_COMPLETE; 2965 ts->stat = SAM_STAT_BUSY; 2966 break; 2967 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2968 PM8001_IO_DBG(pm8001_ha, 2969 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); 2970 ts->resp = SAS_TASK_COMPLETE; 2971 ts->stat = SAS_OPEN_REJECT; 2972 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2973 break; 2974 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2975 PM8001_IO_DBG(pm8001_ha, 2976 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2977 ts->resp = SAS_TASK_COMPLETE; 2978 ts->stat = SAS_OPEN_REJECT; 2979 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2980 break; 2981 case IO_OPEN_CNX_ERROR_BREAK: 2982 PM8001_IO_DBG(pm8001_ha, 2983 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2984 ts->resp = SAS_TASK_COMPLETE; 2985 ts->stat = SAS_OPEN_REJECT; 2986 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2987 break; 2988 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2989 PM8001_IO_DBG(pm8001_ha, 2990 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2991 ts->resp = SAS_TASK_COMPLETE; 2992 ts->stat = SAS_OPEN_REJECT; 2993 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2994 pm8001_handle_event(pm8001_ha, 2995 pm8001_dev, 2996 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2997 break; 2998 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2999 PM8001_IO_DBG(pm8001_ha, 3000 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 3001 ts->resp = SAS_TASK_COMPLETE; 3002 ts->stat = SAS_OPEN_REJECT; 3003 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 3004 break; 3005 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 3006 PM8001_IO_DBG(pm8001_ha, 3007 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 3008 "NOT_SUPPORTED\n")); 3009 ts->resp = SAS_TASK_COMPLETE; 3010 ts->stat = SAS_OPEN_REJECT; 3011 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 3012 break; 3013 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 3014 PM8001_IO_DBG(pm8001_ha, 3015 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 3016 ts->resp = SAS_TASK_COMPLETE; 3017 ts->stat = SAS_OPEN_REJECT; 3018 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 3019 break; 3020 case IO_XFER_ERROR_RX_FRAME: 3021 PM8001_IO_DBG(pm8001_ha, 3022 pm8001_printk("IO_XFER_ERROR_RX_FRAME\n")); 3023 ts->resp = SAS_TASK_COMPLETE; 3024 ts->stat = SAS_DEV_NO_RESPONSE; 3025 break; 3026 case IO_XFER_OPEN_RETRY_TIMEOUT: 3027 PM8001_IO_DBG(pm8001_ha, 3028 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 3029 ts->resp = SAS_TASK_COMPLETE; 3030 ts->stat = SAS_OPEN_REJECT; 3031 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3032 break; 3033 case IO_ERROR_INTERNAL_SMP_RESOURCE: 3034 PM8001_IO_DBG(pm8001_ha, 3035 pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n")); 3036 ts->resp = SAS_TASK_COMPLETE; 3037 ts->stat = SAS_QUEUE_FULL; 3038 break; 3039 case IO_PORT_IN_RESET: 3040 PM8001_IO_DBG(pm8001_ha, 3041 pm8001_printk("IO_PORT_IN_RESET\n")); 3042 ts->resp = SAS_TASK_COMPLETE; 3043 ts->stat = SAS_OPEN_REJECT; 3044 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3045 break; 3046 case IO_DS_NON_OPERATIONAL: 3047 PM8001_IO_DBG(pm8001_ha, 3048 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 3049 ts->resp = SAS_TASK_COMPLETE; 3050 ts->stat = SAS_DEV_NO_RESPONSE; 3051 break; 3052 case IO_DS_IN_RECOVERY: 3053 PM8001_IO_DBG(pm8001_ha, 3054 pm8001_printk("IO_DS_IN_RECOVERY\n")); 3055 ts->resp = SAS_TASK_COMPLETE; 3056 ts->stat = SAS_OPEN_REJECT; 3057 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3058 break; 3059 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 3060 PM8001_IO_DBG(pm8001_ha, 3061 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 3062 ts->resp = SAS_TASK_COMPLETE; 3063 ts->stat = SAS_OPEN_REJECT; 3064 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3065 break; 3066 default: 3067 PM8001_IO_DBG(pm8001_ha, 3068 pm8001_printk("Unknown status 0x%x\n", status)); 3069 ts->resp = SAS_TASK_COMPLETE; 3070 ts->stat = SAS_DEV_NO_RESPONSE; 3071 /* not allowed case. Therefore, return failed status */ 3072 break; 3073 } 3074 spin_lock_irqsave(&t->task_state_lock, flags); 3075 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 3076 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 3077 t->task_state_flags |= SAS_TASK_STATE_DONE; 3078 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 3079 spin_unlock_irqrestore(&t->task_state_lock, flags); 3080 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 3081 " io_status 0x%x resp 0x%x " 3082 "stat 0x%x but aborted by upper layer!\n", 3083 t, status, ts->resp, ts->stat)); 3084 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 3085 } else { 3086 spin_unlock_irqrestore(&t->task_state_lock, flags); 3087 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 3088 mb();/* in order to force CPU ordering */ 3089 t->task_done(t); 3090 } 3091 } 3092 3093 void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha, 3094 void *piomb) 3095 { 3096 struct set_dev_state_resp *pPayload = 3097 (struct set_dev_state_resp *)(piomb + 4); 3098 u32 tag = le32_to_cpu(pPayload->tag); 3099 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3100 struct pm8001_device *pm8001_dev = ccb->device; 3101 u32 status = le32_to_cpu(pPayload->status); 3102 u32 device_id = le32_to_cpu(pPayload->device_id); 3103 u8 pds = le32_to_cpu(pPayload->pds_nds) & PDS_BITS; 3104 u8 nds = le32_to_cpu(pPayload->pds_nds) & NDS_BITS; 3105 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state " 3106 "from 0x%x to 0x%x status = 0x%x!\n", 3107 device_id, pds, nds, status)); 3108 complete(pm8001_dev->setds_completion); 3109 ccb->task = NULL; 3110 ccb->ccb_tag = 0xFFFFFFFF; 3111 pm8001_tag_free(pm8001_ha, tag); 3112 } 3113 3114 void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3115 { 3116 struct get_nvm_data_resp *pPayload = 3117 (struct get_nvm_data_resp *)(piomb + 4); 3118 u32 tag = le32_to_cpu(pPayload->tag); 3119 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3120 u32 dlen_status = le32_to_cpu(pPayload->dlen_status); 3121 complete(pm8001_ha->nvmd_completion); 3122 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set nvm data complete!\n")); 3123 if ((dlen_status & NVMD_STAT) != 0) { 3124 PM8001_FAIL_DBG(pm8001_ha, 3125 pm8001_printk("Set nvm data error!\n")); 3126 return; 3127 } 3128 ccb->task = NULL; 3129 ccb->ccb_tag = 0xFFFFFFFF; 3130 pm8001_tag_free(pm8001_ha, tag); 3131 } 3132 3133 void 3134 pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3135 { 3136 struct fw_control_ex *fw_control_context; 3137 struct get_nvm_data_resp *pPayload = 3138 (struct get_nvm_data_resp *)(piomb + 4); 3139 u32 tag = le32_to_cpu(pPayload->tag); 3140 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3141 u32 dlen_status = le32_to_cpu(pPayload->dlen_status); 3142 u32 ir_tds_bn_dps_das_nvm = 3143 le32_to_cpu(pPayload->ir_tda_bn_dps_das_nvm); 3144 void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr; 3145 fw_control_context = ccb->fw_control_context; 3146 3147 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Get nvm data complete!\n")); 3148 if ((dlen_status & NVMD_STAT) != 0) { 3149 PM8001_FAIL_DBG(pm8001_ha, 3150 pm8001_printk("Get nvm data error!\n")); 3151 complete(pm8001_ha->nvmd_completion); 3152 return; 3153 } 3154 3155 if (ir_tds_bn_dps_das_nvm & IPMode) { 3156 /* indirect mode - IR bit set */ 3157 PM8001_MSG_DBG(pm8001_ha, 3158 pm8001_printk("Get NVMD success, IR=1\n")); 3159 if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) { 3160 if (ir_tds_bn_dps_das_nvm == 0x80a80200) { 3161 memcpy(pm8001_ha->sas_addr, 3162 ((u8 *)virt_addr + 4), 3163 SAS_ADDR_SIZE); 3164 PM8001_MSG_DBG(pm8001_ha, 3165 pm8001_printk("Get SAS address" 3166 " from VPD successfully!\n")); 3167 } 3168 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM) 3169 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) || 3170 ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == EXPAN_ROM)) { 3171 ; 3172 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == AAP1_RDUMP) 3173 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == IOP_RDUMP)) { 3174 ; 3175 } else { 3176 /* Should not be happened*/ 3177 PM8001_MSG_DBG(pm8001_ha, 3178 pm8001_printk("(IR=1)Wrong Device type 0x%x\n", 3179 ir_tds_bn_dps_das_nvm)); 3180 } 3181 } else /* direct mode */{ 3182 PM8001_MSG_DBG(pm8001_ha, 3183 pm8001_printk("Get NVMD success, IR=0, dataLen=%d\n", 3184 (dlen_status & NVMD_LEN) >> 24)); 3185 } 3186 /* Though fw_control_context is freed below, usrAddr still needs 3187 * to be updated as this holds the response to the request function 3188 */ 3189 memcpy(fw_control_context->usrAddr, 3190 pm8001_ha->memoryMap.region[NVMD].virt_ptr, 3191 fw_control_context->len); 3192 kfree(ccb->fw_control_context); 3193 ccb->task = NULL; 3194 ccb->ccb_tag = 0xFFFFFFFF; 3195 pm8001_tag_free(pm8001_ha, tag); 3196 complete(pm8001_ha->nvmd_completion); 3197 } 3198 3199 int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb) 3200 { 3201 u32 tag; 3202 struct local_phy_ctl_resp *pPayload = 3203 (struct local_phy_ctl_resp *)(piomb + 4); 3204 u32 status = le32_to_cpu(pPayload->status); 3205 u32 phy_id = le32_to_cpu(pPayload->phyop_phyid) & ID_BITS; 3206 u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS; 3207 tag = le32_to_cpu(pPayload->tag); 3208 if (status != 0) { 3209 PM8001_MSG_DBG(pm8001_ha, 3210 pm8001_printk("%x phy execute %x phy op failed!\n", 3211 phy_id, phy_op)); 3212 } else { 3213 PM8001_MSG_DBG(pm8001_ha, 3214 pm8001_printk("%x phy execute %x phy op success!\n", 3215 phy_id, phy_op)); 3216 pm8001_ha->phy[phy_id].reset_success = true; 3217 } 3218 if (pm8001_ha->phy[phy_id].enable_completion) { 3219 complete(pm8001_ha->phy[phy_id].enable_completion); 3220 pm8001_ha->phy[phy_id].enable_completion = NULL; 3221 } 3222 pm8001_tag_free(pm8001_ha, tag); 3223 return 0; 3224 } 3225 3226 /** 3227 * pm8001_bytes_dmaed - one of the interface function communication with libsas 3228 * @pm8001_ha: our hba card information 3229 * @i: which phy that received the event. 3230 * 3231 * when HBA driver received the identify done event or initiate FIS received 3232 * event(for SATA), it will invoke this function to notify the sas layer that 3233 * the sas toplogy has formed, please discover the the whole sas domain, 3234 * while receive a broadcast(change) primitive just tell the sas 3235 * layer to discover the changed domain rather than the whole domain. 3236 */ 3237 void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i) 3238 { 3239 struct pm8001_phy *phy = &pm8001_ha->phy[i]; 3240 struct asd_sas_phy *sas_phy = &phy->sas_phy; 3241 struct sas_ha_struct *sas_ha; 3242 if (!phy->phy_attached) 3243 return; 3244 3245 sas_ha = pm8001_ha->sas; 3246 if (sas_phy->phy) { 3247 struct sas_phy *sphy = sas_phy->phy; 3248 sphy->negotiated_linkrate = sas_phy->linkrate; 3249 sphy->minimum_linkrate = phy->minimum_linkrate; 3250 sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; 3251 sphy->maximum_linkrate = phy->maximum_linkrate; 3252 sphy->maximum_linkrate_hw = phy->maximum_linkrate; 3253 } 3254 3255 if (phy->phy_type & PORT_TYPE_SAS) { 3256 struct sas_identify_frame *id; 3257 id = (struct sas_identify_frame *)phy->frame_rcvd; 3258 id->dev_type = phy->identify.device_type; 3259 id->initiator_bits = SAS_PROTOCOL_ALL; 3260 id->target_bits = phy->identify.target_port_protocols; 3261 } else if (phy->phy_type & PORT_TYPE_SATA) { 3262 /*Nothing*/ 3263 } 3264 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("phy %d byte dmaded.\n", i)); 3265 3266 sas_phy->frame_rcvd_size = phy->frame_rcvd_size; 3267 pm8001_ha->sas->notify_port_event(sas_phy, PORTE_BYTES_DMAED); 3268 } 3269 3270 /* Get the link rate speed */ 3271 void pm8001_get_lrate_mode(struct pm8001_phy *phy, u8 link_rate) 3272 { 3273 struct sas_phy *sas_phy = phy->sas_phy.phy; 3274 3275 switch (link_rate) { 3276 case PHY_SPEED_120: 3277 phy->sas_phy.linkrate = SAS_LINK_RATE_12_0_GBPS; 3278 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_12_0_GBPS; 3279 break; 3280 case PHY_SPEED_60: 3281 phy->sas_phy.linkrate = SAS_LINK_RATE_6_0_GBPS; 3282 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_6_0_GBPS; 3283 break; 3284 case PHY_SPEED_30: 3285 phy->sas_phy.linkrate = SAS_LINK_RATE_3_0_GBPS; 3286 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; 3287 break; 3288 case PHY_SPEED_15: 3289 phy->sas_phy.linkrate = SAS_LINK_RATE_1_5_GBPS; 3290 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; 3291 break; 3292 } 3293 sas_phy->negotiated_linkrate = phy->sas_phy.linkrate; 3294 sas_phy->maximum_linkrate_hw = SAS_LINK_RATE_6_0_GBPS; 3295 sas_phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; 3296 sas_phy->maximum_linkrate = SAS_LINK_RATE_6_0_GBPS; 3297 sas_phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; 3298 } 3299 3300 /** 3301 * asd_get_attached_sas_addr -- extract/generate attached SAS address 3302 * @phy: pointer to asd_phy 3303 * @sas_addr: pointer to buffer where the SAS address is to be written 3304 * 3305 * This function extracts the SAS address from an IDENTIFY frame 3306 * received. If OOB is SATA, then a SAS address is generated from the 3307 * HA tables. 3308 * 3309 * LOCKING: the frame_rcvd_lock needs to be held since this parses the frame 3310 * buffer. 3311 */ 3312 void pm8001_get_attached_sas_addr(struct pm8001_phy *phy, 3313 u8 *sas_addr) 3314 { 3315 if (phy->sas_phy.frame_rcvd[0] == 0x34 3316 && phy->sas_phy.oob_mode == SATA_OOB_MODE) { 3317 struct pm8001_hba_info *pm8001_ha = phy->sas_phy.ha->lldd_ha; 3318 /* FIS device-to-host */ 3319 u64 addr = be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr); 3320 addr += phy->sas_phy.id; 3321 *(__be64 *)sas_addr = cpu_to_be64(addr); 3322 } else { 3323 struct sas_identify_frame *idframe = 3324 (void *) phy->sas_phy.frame_rcvd; 3325 memcpy(sas_addr, idframe->sas_addr, SAS_ADDR_SIZE); 3326 } 3327 } 3328 3329 /** 3330 * pm8001_hw_event_ack_req- For PM8001,some events need to acknowage to FW. 3331 * @pm8001_ha: our hba card information 3332 * @Qnum: the outbound queue message number. 3333 * @SEA: source of event to ack 3334 * @port_id: port id. 3335 * @phyId: phy id. 3336 * @param0: parameter 0. 3337 * @param1: parameter 1. 3338 */ 3339 static void pm8001_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha, 3340 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1) 3341 { 3342 struct hw_event_ack_req payload; 3343 u32 opc = OPC_INB_SAS_HW_EVENT_ACK; 3344 3345 struct inbound_queue_table *circularQ; 3346 3347 memset((u8 *)&payload, 0, sizeof(payload)); 3348 circularQ = &pm8001_ha->inbnd_q_tbl[Qnum]; 3349 payload.tag = cpu_to_le32(1); 3350 payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) | 3351 ((phyId & 0x0F) << 4) | (port_id & 0x0F)); 3352 payload.param0 = cpu_to_le32(param0); 3353 payload.param1 = cpu_to_le32(param1); 3354 pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 3355 } 3356 3357 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 3358 u32 phyId, u32 phy_op); 3359 3360 /** 3361 * hw_event_sas_phy_up -FW tells me a SAS phy up event. 3362 * @pm8001_ha: our hba card information 3363 * @piomb: IO message buffer 3364 */ 3365 static void 3366 hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 3367 { 3368 struct hw_event_resp *pPayload = 3369 (struct hw_event_resp *)(piomb + 4); 3370 u32 lr_evt_status_phyid_portid = 3371 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3372 u8 link_rate = 3373 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28); 3374 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3375 u8 phy_id = 3376 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3377 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3378 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3379 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3380 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3381 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3382 unsigned long flags; 3383 u8 deviceType = pPayload->sas_identify.dev_type; 3384 port->port_state = portstate; 3385 phy->phy_state = PHY_STATE_LINK_UP_SPC; 3386 PM8001_MSG_DBG(pm8001_ha, 3387 pm8001_printk("HW_EVENT_SAS_PHY_UP port id = %d, phy id = %d\n", 3388 port_id, phy_id)); 3389 3390 switch (deviceType) { 3391 case SAS_PHY_UNUSED: 3392 PM8001_MSG_DBG(pm8001_ha, 3393 pm8001_printk("device type no device.\n")); 3394 break; 3395 case SAS_END_DEVICE: 3396 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n")); 3397 pm8001_chip_phy_ctl_req(pm8001_ha, phy_id, 3398 PHY_NOTIFY_ENABLE_SPINUP); 3399 port->port_attached = 1; 3400 pm8001_get_lrate_mode(phy, link_rate); 3401 break; 3402 case SAS_EDGE_EXPANDER_DEVICE: 3403 PM8001_MSG_DBG(pm8001_ha, 3404 pm8001_printk("expander device.\n")); 3405 port->port_attached = 1; 3406 pm8001_get_lrate_mode(phy, link_rate); 3407 break; 3408 case SAS_FANOUT_EXPANDER_DEVICE: 3409 PM8001_MSG_DBG(pm8001_ha, 3410 pm8001_printk("fanout expander device.\n")); 3411 port->port_attached = 1; 3412 pm8001_get_lrate_mode(phy, link_rate); 3413 break; 3414 default: 3415 PM8001_MSG_DBG(pm8001_ha, 3416 pm8001_printk("unknown device type(%x)\n", deviceType)); 3417 break; 3418 } 3419 phy->phy_type |= PORT_TYPE_SAS; 3420 phy->identify.device_type = deviceType; 3421 phy->phy_attached = 1; 3422 if (phy->identify.device_type == SAS_END_DEVICE) 3423 phy->identify.target_port_protocols = SAS_PROTOCOL_SSP; 3424 else if (phy->identify.device_type != SAS_PHY_UNUSED) 3425 phy->identify.target_port_protocols = SAS_PROTOCOL_SMP; 3426 phy->sas_phy.oob_mode = SAS_OOB_MODE; 3427 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); 3428 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 3429 memcpy(phy->frame_rcvd, &pPayload->sas_identify, 3430 sizeof(struct sas_identify_frame)-4); 3431 phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4; 3432 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 3433 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 3434 if (pm8001_ha->flags == PM8001F_RUN_TIME) 3435 mdelay(200);/*delay a moment to wait disk to spinup*/ 3436 pm8001_bytes_dmaed(pm8001_ha, phy_id); 3437 } 3438 3439 /** 3440 * hw_event_sata_phy_up -FW tells me a SATA phy up event. 3441 * @pm8001_ha: our hba card information 3442 * @piomb: IO message buffer 3443 */ 3444 static void 3445 hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 3446 { 3447 struct hw_event_resp *pPayload = 3448 (struct hw_event_resp *)(piomb + 4); 3449 u32 lr_evt_status_phyid_portid = 3450 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3451 u8 link_rate = 3452 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28); 3453 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3454 u8 phy_id = 3455 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3456 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3457 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3458 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3459 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3460 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3461 unsigned long flags; 3462 PM8001_MSG_DBG(pm8001_ha, 3463 pm8001_printk("HW_EVENT_SATA_PHY_UP port id = %d," 3464 " phy id = %d\n", port_id, phy_id)); 3465 port->port_state = portstate; 3466 phy->phy_state = PHY_STATE_LINK_UP_SPC; 3467 port->port_attached = 1; 3468 pm8001_get_lrate_mode(phy, link_rate); 3469 phy->phy_type |= PORT_TYPE_SATA; 3470 phy->phy_attached = 1; 3471 phy->sas_phy.oob_mode = SATA_OOB_MODE; 3472 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); 3473 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 3474 memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4), 3475 sizeof(struct dev_to_host_fis)); 3476 phy->frame_rcvd_size = sizeof(struct dev_to_host_fis); 3477 phy->identify.target_port_protocols = SAS_PROTOCOL_SATA; 3478 phy->identify.device_type = SAS_SATA_DEV; 3479 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 3480 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 3481 pm8001_bytes_dmaed(pm8001_ha, phy_id); 3482 } 3483 3484 /** 3485 * hw_event_phy_down -we should notify the libsas the phy is down. 3486 * @pm8001_ha: our hba card information 3487 * @piomb: IO message buffer 3488 */ 3489 static void 3490 hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb) 3491 { 3492 struct hw_event_resp *pPayload = 3493 (struct hw_event_resp *)(piomb + 4); 3494 u32 lr_evt_status_phyid_portid = 3495 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3496 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3497 u8 phy_id = 3498 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3499 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3500 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3501 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3502 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3503 port->port_state = portstate; 3504 phy->phy_type = 0; 3505 phy->identify.device_type = 0; 3506 phy->phy_attached = 0; 3507 memset(&phy->dev_sas_addr, 0, SAS_ADDR_SIZE); 3508 switch (portstate) { 3509 case PORT_VALID: 3510 break; 3511 case PORT_INVALID: 3512 PM8001_MSG_DBG(pm8001_ha, 3513 pm8001_printk(" PortInvalid portID %d\n", port_id)); 3514 PM8001_MSG_DBG(pm8001_ha, 3515 pm8001_printk(" Last phy Down and port invalid\n")); 3516 port->port_attached = 0; 3517 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3518 port_id, phy_id, 0, 0); 3519 break; 3520 case PORT_IN_RESET: 3521 PM8001_MSG_DBG(pm8001_ha, 3522 pm8001_printk(" Port In Reset portID %d\n", port_id)); 3523 break; 3524 case PORT_NOT_ESTABLISHED: 3525 PM8001_MSG_DBG(pm8001_ha, 3526 pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n")); 3527 port->port_attached = 0; 3528 break; 3529 case PORT_LOSTCOMM: 3530 PM8001_MSG_DBG(pm8001_ha, 3531 pm8001_printk(" phy Down and PORT_LOSTCOMM\n")); 3532 PM8001_MSG_DBG(pm8001_ha, 3533 pm8001_printk(" Last phy Down and port invalid\n")); 3534 port->port_attached = 0; 3535 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3536 port_id, phy_id, 0, 0); 3537 break; 3538 default: 3539 port->port_attached = 0; 3540 PM8001_MSG_DBG(pm8001_ha, 3541 pm8001_printk(" phy Down and(default) = %x\n", 3542 portstate)); 3543 break; 3544 3545 } 3546 } 3547 3548 /** 3549 * pm8001_mpi_reg_resp -process register device ID response. 3550 * @pm8001_ha: our hba card information 3551 * @piomb: IO message buffer 3552 * 3553 * when sas layer find a device it will notify LLDD, then the driver register 3554 * the domain device to FW, this event is the return device ID which the FW 3555 * has assigned, from now,inter-communication with FW is no longer using the 3556 * SAS address, use device ID which FW assigned. 3557 */ 3558 int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3559 { 3560 u32 status; 3561 u32 device_id; 3562 u32 htag; 3563 struct pm8001_ccb_info *ccb; 3564 struct pm8001_device *pm8001_dev; 3565 struct dev_reg_resp *registerRespPayload = 3566 (struct dev_reg_resp *)(piomb + 4); 3567 3568 htag = le32_to_cpu(registerRespPayload->tag); 3569 ccb = &pm8001_ha->ccb_info[htag]; 3570 pm8001_dev = ccb->device; 3571 status = le32_to_cpu(registerRespPayload->status); 3572 device_id = le32_to_cpu(registerRespPayload->device_id); 3573 PM8001_MSG_DBG(pm8001_ha, 3574 pm8001_printk(" register device is status = %d\n", status)); 3575 switch (status) { 3576 case DEVREG_SUCCESS: 3577 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("DEVREG_SUCCESS\n")); 3578 pm8001_dev->device_id = device_id; 3579 break; 3580 case DEVREG_FAILURE_OUT_OF_RESOURCE: 3581 PM8001_MSG_DBG(pm8001_ha, 3582 pm8001_printk("DEVREG_FAILURE_OUT_OF_RESOURCE\n")); 3583 break; 3584 case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED: 3585 PM8001_MSG_DBG(pm8001_ha, 3586 pm8001_printk("DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n")); 3587 break; 3588 case DEVREG_FAILURE_INVALID_PHY_ID: 3589 PM8001_MSG_DBG(pm8001_ha, 3590 pm8001_printk("DEVREG_FAILURE_INVALID_PHY_ID\n")); 3591 break; 3592 case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED: 3593 PM8001_MSG_DBG(pm8001_ha, 3594 pm8001_printk("DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n")); 3595 break; 3596 case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE: 3597 PM8001_MSG_DBG(pm8001_ha, 3598 pm8001_printk("DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n")); 3599 break; 3600 case DEVREG_FAILURE_PORT_NOT_VALID_STATE: 3601 PM8001_MSG_DBG(pm8001_ha, 3602 pm8001_printk("DEVREG_FAILURE_PORT_NOT_VALID_STATE\n")); 3603 break; 3604 case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID: 3605 PM8001_MSG_DBG(pm8001_ha, 3606 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n")); 3607 break; 3608 default: 3609 PM8001_MSG_DBG(pm8001_ha, 3610 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_SUPPORTED\n")); 3611 break; 3612 } 3613 complete(pm8001_dev->dcompletion); 3614 ccb->task = NULL; 3615 ccb->ccb_tag = 0xFFFFFFFF; 3616 pm8001_tag_free(pm8001_ha, htag); 3617 return 0; 3618 } 3619 3620 int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3621 { 3622 u32 status; 3623 u32 device_id; 3624 struct dev_reg_resp *registerRespPayload = 3625 (struct dev_reg_resp *)(piomb + 4); 3626 3627 status = le32_to_cpu(registerRespPayload->status); 3628 device_id = le32_to_cpu(registerRespPayload->device_id); 3629 if (status != 0) 3630 PM8001_MSG_DBG(pm8001_ha, 3631 pm8001_printk(" deregister device failed ,status = %x" 3632 ", device_id = %x\n", status, device_id)); 3633 return 0; 3634 } 3635 3636 /** 3637 * fw_flash_update_resp - Response from FW for flash update command. 3638 * @pm8001_ha: our hba card information 3639 * @piomb: IO message buffer 3640 */ 3641 int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, 3642 void *piomb) 3643 { 3644 u32 status; 3645 struct fw_flash_Update_resp *ppayload = 3646 (struct fw_flash_Update_resp *)(piomb + 4); 3647 u32 tag = le32_to_cpu(ppayload->tag); 3648 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3649 status = le32_to_cpu(ppayload->status); 3650 switch (status) { 3651 case FLASH_UPDATE_COMPLETE_PENDING_REBOOT: 3652 PM8001_MSG_DBG(pm8001_ha, 3653 pm8001_printk(": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n")); 3654 break; 3655 case FLASH_UPDATE_IN_PROGRESS: 3656 PM8001_MSG_DBG(pm8001_ha, 3657 pm8001_printk(": FLASH_UPDATE_IN_PROGRESS\n")); 3658 break; 3659 case FLASH_UPDATE_HDR_ERR: 3660 PM8001_MSG_DBG(pm8001_ha, 3661 pm8001_printk(": FLASH_UPDATE_HDR_ERR\n")); 3662 break; 3663 case FLASH_UPDATE_OFFSET_ERR: 3664 PM8001_MSG_DBG(pm8001_ha, 3665 pm8001_printk(": FLASH_UPDATE_OFFSET_ERR\n")); 3666 break; 3667 case FLASH_UPDATE_CRC_ERR: 3668 PM8001_MSG_DBG(pm8001_ha, 3669 pm8001_printk(": FLASH_UPDATE_CRC_ERR\n")); 3670 break; 3671 case FLASH_UPDATE_LENGTH_ERR: 3672 PM8001_MSG_DBG(pm8001_ha, 3673 pm8001_printk(": FLASH_UPDATE_LENGTH_ERR\n")); 3674 break; 3675 case FLASH_UPDATE_HW_ERR: 3676 PM8001_MSG_DBG(pm8001_ha, 3677 pm8001_printk(": FLASH_UPDATE_HW_ERR\n")); 3678 break; 3679 case FLASH_UPDATE_DNLD_NOT_SUPPORTED: 3680 PM8001_MSG_DBG(pm8001_ha, 3681 pm8001_printk(": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n")); 3682 break; 3683 case FLASH_UPDATE_DISABLED: 3684 PM8001_MSG_DBG(pm8001_ha, 3685 pm8001_printk(": FLASH_UPDATE_DISABLED\n")); 3686 break; 3687 default: 3688 PM8001_MSG_DBG(pm8001_ha, 3689 pm8001_printk("No matched status = %d\n", status)); 3690 break; 3691 } 3692 kfree(ccb->fw_control_context); 3693 ccb->task = NULL; 3694 ccb->ccb_tag = 0xFFFFFFFF; 3695 pm8001_tag_free(pm8001_ha, tag); 3696 complete(pm8001_ha->nvmd_completion); 3697 return 0; 3698 } 3699 3700 int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 3701 { 3702 u32 status; 3703 int i; 3704 struct general_event_resp *pPayload = 3705 (struct general_event_resp *)(piomb + 4); 3706 status = le32_to_cpu(pPayload->status); 3707 PM8001_MSG_DBG(pm8001_ha, 3708 pm8001_printk(" status = 0x%x\n", status)); 3709 for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++) 3710 PM8001_MSG_DBG(pm8001_ha, 3711 pm8001_printk("inb_IOMB_payload[0x%x] 0x%x,\n", i, 3712 pPayload->inb_IOMB_payload[i])); 3713 return 0; 3714 } 3715 3716 int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3717 { 3718 struct sas_task *t; 3719 struct pm8001_ccb_info *ccb; 3720 unsigned long flags; 3721 u32 status ; 3722 u32 tag, scp; 3723 struct task_status_struct *ts; 3724 struct pm8001_device *pm8001_dev; 3725 3726 struct task_abort_resp *pPayload = 3727 (struct task_abort_resp *)(piomb + 4); 3728 3729 status = le32_to_cpu(pPayload->status); 3730 tag = le32_to_cpu(pPayload->tag); 3731 if (!tag) { 3732 PM8001_FAIL_DBG(pm8001_ha, 3733 pm8001_printk(" TAG NULL. RETURNING !!!")); 3734 return -1; 3735 } 3736 3737 scp = le32_to_cpu(pPayload->scp); 3738 ccb = &pm8001_ha->ccb_info[tag]; 3739 t = ccb->task; 3740 pm8001_dev = ccb->device; /* retrieve device */ 3741 3742 if (!t) { 3743 PM8001_FAIL_DBG(pm8001_ha, 3744 pm8001_printk(" TASK NULL. RETURNING !!!")); 3745 return -1; 3746 } 3747 ts = &t->task_status; 3748 if (status != 0) 3749 PM8001_FAIL_DBG(pm8001_ha, 3750 pm8001_printk("task abort failed status 0x%x ," 3751 "tag = 0x%x, scp= 0x%x\n", status, tag, scp)); 3752 switch (status) { 3753 case IO_SUCCESS: 3754 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 3755 ts->resp = SAS_TASK_COMPLETE; 3756 ts->stat = SAM_STAT_GOOD; 3757 break; 3758 case IO_NOT_VALID: 3759 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n")); 3760 ts->resp = TMF_RESP_FUNC_FAILED; 3761 break; 3762 } 3763 spin_lock_irqsave(&t->task_state_lock, flags); 3764 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 3765 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 3766 t->task_state_flags |= SAS_TASK_STATE_DONE; 3767 spin_unlock_irqrestore(&t->task_state_lock, flags); 3768 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 3769 mb(); 3770 3771 if (pm8001_dev->id & NCQ_ABORT_ALL_FLAG) { 3772 pm8001_tag_free(pm8001_ha, tag); 3773 sas_free_task(t); 3774 /* clear the flag */ 3775 pm8001_dev->id &= 0xBFFFFFFF; 3776 } else 3777 t->task_done(t); 3778 3779 return 0; 3780 } 3781 3782 /** 3783 * mpi_hw_event -The hw event has come. 3784 * @pm8001_ha: our hba card information 3785 * @piomb: IO message buffer 3786 */ 3787 static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb) 3788 { 3789 unsigned long flags; 3790 struct hw_event_resp *pPayload = 3791 (struct hw_event_resp *)(piomb + 4); 3792 u32 lr_evt_status_phyid_portid = 3793 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3794 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3795 u8 phy_id = 3796 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3797 u16 eventType = 3798 (u16)((lr_evt_status_phyid_portid & 0x00FFFF00) >> 8); 3799 u8 status = 3800 (u8)((lr_evt_status_phyid_portid & 0x0F000000) >> 24); 3801 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3802 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3803 struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id]; 3804 PM8001_MSG_DBG(pm8001_ha, 3805 pm8001_printk("outbound queue HW event & event type : ")); 3806 switch (eventType) { 3807 case HW_EVENT_PHY_START_STATUS: 3808 PM8001_MSG_DBG(pm8001_ha, 3809 pm8001_printk("HW_EVENT_PHY_START_STATUS" 3810 " status = %x\n", status)); 3811 if (status == 0) { 3812 phy->phy_state = 1; 3813 if (pm8001_ha->flags == PM8001F_RUN_TIME) 3814 complete(phy->enable_completion); 3815 } 3816 break; 3817 case HW_EVENT_SAS_PHY_UP: 3818 PM8001_MSG_DBG(pm8001_ha, 3819 pm8001_printk("HW_EVENT_PHY_START_STATUS\n")); 3820 hw_event_sas_phy_up(pm8001_ha, piomb); 3821 break; 3822 case HW_EVENT_SATA_PHY_UP: 3823 PM8001_MSG_DBG(pm8001_ha, 3824 pm8001_printk("HW_EVENT_SATA_PHY_UP\n")); 3825 hw_event_sata_phy_up(pm8001_ha, piomb); 3826 break; 3827 case HW_EVENT_PHY_STOP_STATUS: 3828 PM8001_MSG_DBG(pm8001_ha, 3829 pm8001_printk("HW_EVENT_PHY_STOP_STATUS " 3830 "status = %x\n", status)); 3831 if (status == 0) 3832 phy->phy_state = 0; 3833 break; 3834 case HW_EVENT_SATA_SPINUP_HOLD: 3835 PM8001_MSG_DBG(pm8001_ha, 3836 pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD\n")); 3837 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); 3838 break; 3839 case HW_EVENT_PHY_DOWN: 3840 PM8001_MSG_DBG(pm8001_ha, 3841 pm8001_printk("HW_EVENT_PHY_DOWN\n")); 3842 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); 3843 phy->phy_attached = 0; 3844 phy->phy_state = 0; 3845 hw_event_phy_down(pm8001_ha, piomb); 3846 break; 3847 case HW_EVENT_PORT_INVALID: 3848 PM8001_MSG_DBG(pm8001_ha, 3849 pm8001_printk("HW_EVENT_PORT_INVALID\n")); 3850 sas_phy_disconnected(sas_phy); 3851 phy->phy_attached = 0; 3852 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3853 break; 3854 /* the broadcast change primitive received, tell the LIBSAS this event 3855 to revalidate the sas domain*/ 3856 case HW_EVENT_BROADCAST_CHANGE: 3857 PM8001_MSG_DBG(pm8001_ha, 3858 pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n")); 3859 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE, 3860 port_id, phy_id, 1, 0); 3861 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3862 sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE; 3863 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3864 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3865 break; 3866 case HW_EVENT_PHY_ERROR: 3867 PM8001_MSG_DBG(pm8001_ha, 3868 pm8001_printk("HW_EVENT_PHY_ERROR\n")); 3869 sas_phy_disconnected(&phy->sas_phy); 3870 phy->phy_attached = 0; 3871 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); 3872 break; 3873 case HW_EVENT_BROADCAST_EXP: 3874 PM8001_MSG_DBG(pm8001_ha, 3875 pm8001_printk("HW_EVENT_BROADCAST_EXP\n")); 3876 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3877 sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP; 3878 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3879 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3880 break; 3881 case HW_EVENT_LINK_ERR_INVALID_DWORD: 3882 PM8001_MSG_DBG(pm8001_ha, 3883 pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n")); 3884 pm8001_hw_event_ack_req(pm8001_ha, 0, 3885 HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0); 3886 sas_phy_disconnected(sas_phy); 3887 phy->phy_attached = 0; 3888 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3889 break; 3890 case HW_EVENT_LINK_ERR_DISPARITY_ERROR: 3891 PM8001_MSG_DBG(pm8001_ha, 3892 pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n")); 3893 pm8001_hw_event_ack_req(pm8001_ha, 0, 3894 HW_EVENT_LINK_ERR_DISPARITY_ERROR, 3895 port_id, phy_id, 0, 0); 3896 sas_phy_disconnected(sas_phy); 3897 phy->phy_attached = 0; 3898 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3899 break; 3900 case HW_EVENT_LINK_ERR_CODE_VIOLATION: 3901 PM8001_MSG_DBG(pm8001_ha, 3902 pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n")); 3903 pm8001_hw_event_ack_req(pm8001_ha, 0, 3904 HW_EVENT_LINK_ERR_CODE_VIOLATION, 3905 port_id, phy_id, 0, 0); 3906 sas_phy_disconnected(sas_phy); 3907 phy->phy_attached = 0; 3908 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3909 break; 3910 case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH: 3911 PM8001_MSG_DBG(pm8001_ha, 3912 pm8001_printk("HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n")); 3913 pm8001_hw_event_ack_req(pm8001_ha, 0, 3914 HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH, 3915 port_id, phy_id, 0, 0); 3916 sas_phy_disconnected(sas_phy); 3917 phy->phy_attached = 0; 3918 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3919 break; 3920 case HW_EVENT_MALFUNCTION: 3921 PM8001_MSG_DBG(pm8001_ha, 3922 pm8001_printk("HW_EVENT_MALFUNCTION\n")); 3923 break; 3924 case HW_EVENT_BROADCAST_SES: 3925 PM8001_MSG_DBG(pm8001_ha, 3926 pm8001_printk("HW_EVENT_BROADCAST_SES\n")); 3927 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3928 sas_phy->sas_prim = HW_EVENT_BROADCAST_SES; 3929 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3930 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3931 break; 3932 case HW_EVENT_INBOUND_CRC_ERROR: 3933 PM8001_MSG_DBG(pm8001_ha, 3934 pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n")); 3935 pm8001_hw_event_ack_req(pm8001_ha, 0, 3936 HW_EVENT_INBOUND_CRC_ERROR, 3937 port_id, phy_id, 0, 0); 3938 break; 3939 case HW_EVENT_HARD_RESET_RECEIVED: 3940 PM8001_MSG_DBG(pm8001_ha, 3941 pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n")); 3942 sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET); 3943 break; 3944 case HW_EVENT_ID_FRAME_TIMEOUT: 3945 PM8001_MSG_DBG(pm8001_ha, 3946 pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n")); 3947 sas_phy_disconnected(sas_phy); 3948 phy->phy_attached = 0; 3949 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3950 break; 3951 case HW_EVENT_LINK_ERR_PHY_RESET_FAILED: 3952 PM8001_MSG_DBG(pm8001_ha, 3953 pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n")); 3954 pm8001_hw_event_ack_req(pm8001_ha, 0, 3955 HW_EVENT_LINK_ERR_PHY_RESET_FAILED, 3956 port_id, phy_id, 0, 0); 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_RESET_TIMER_TMO: 3962 PM8001_MSG_DBG(pm8001_ha, 3963 pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO\n")); 3964 sas_phy_disconnected(sas_phy); 3965 phy->phy_attached = 0; 3966 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3967 break; 3968 case HW_EVENT_PORT_RECOVERY_TIMER_TMO: 3969 PM8001_MSG_DBG(pm8001_ha, 3970 pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO\n")); 3971 sas_phy_disconnected(sas_phy); 3972 phy->phy_attached = 0; 3973 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3974 break; 3975 case HW_EVENT_PORT_RECOVER: 3976 PM8001_MSG_DBG(pm8001_ha, 3977 pm8001_printk("HW_EVENT_PORT_RECOVER\n")); 3978 break; 3979 case HW_EVENT_PORT_RESET_COMPLETE: 3980 PM8001_MSG_DBG(pm8001_ha, 3981 pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE\n")); 3982 break; 3983 case EVENT_BROADCAST_ASYNCH_EVENT: 3984 PM8001_MSG_DBG(pm8001_ha, 3985 pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n")); 3986 break; 3987 default: 3988 PM8001_MSG_DBG(pm8001_ha, 3989 pm8001_printk("Unknown event type = %x\n", eventType)); 3990 break; 3991 } 3992 return 0; 3993 } 3994 3995 /** 3996 * process_one_iomb - process one outbound Queue memory block 3997 * @pm8001_ha: our hba card information 3998 * @piomb: IO message buffer 3999 */ 4000 static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb) 4001 { 4002 __le32 pHeader = *(__le32 *)piomb; 4003 u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF); 4004 4005 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:")); 4006 4007 switch (opc) { 4008 case OPC_OUB_ECHO: 4009 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO\n")); 4010 break; 4011 case OPC_OUB_HW_EVENT: 4012 PM8001_MSG_DBG(pm8001_ha, 4013 pm8001_printk("OPC_OUB_HW_EVENT\n")); 4014 mpi_hw_event(pm8001_ha, piomb); 4015 break; 4016 case OPC_OUB_SSP_COMP: 4017 PM8001_MSG_DBG(pm8001_ha, 4018 pm8001_printk("OPC_OUB_SSP_COMP\n")); 4019 mpi_ssp_completion(pm8001_ha, piomb); 4020 break; 4021 case OPC_OUB_SMP_COMP: 4022 PM8001_MSG_DBG(pm8001_ha, 4023 pm8001_printk("OPC_OUB_SMP_COMP\n")); 4024 mpi_smp_completion(pm8001_ha, piomb); 4025 break; 4026 case OPC_OUB_LOCAL_PHY_CNTRL: 4027 PM8001_MSG_DBG(pm8001_ha, 4028 pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n")); 4029 pm8001_mpi_local_phy_ctl(pm8001_ha, piomb); 4030 break; 4031 case OPC_OUB_DEV_REGIST: 4032 PM8001_MSG_DBG(pm8001_ha, 4033 pm8001_printk("OPC_OUB_DEV_REGIST\n")); 4034 pm8001_mpi_reg_resp(pm8001_ha, piomb); 4035 break; 4036 case OPC_OUB_DEREG_DEV: 4037 PM8001_MSG_DBG(pm8001_ha, 4038 pm8001_printk("unregister the device\n")); 4039 pm8001_mpi_dereg_resp(pm8001_ha, piomb); 4040 break; 4041 case OPC_OUB_GET_DEV_HANDLE: 4042 PM8001_MSG_DBG(pm8001_ha, 4043 pm8001_printk("OPC_OUB_GET_DEV_HANDLE\n")); 4044 break; 4045 case OPC_OUB_SATA_COMP: 4046 PM8001_MSG_DBG(pm8001_ha, 4047 pm8001_printk("OPC_OUB_SATA_COMP\n")); 4048 mpi_sata_completion(pm8001_ha, piomb); 4049 break; 4050 case OPC_OUB_SATA_EVENT: 4051 PM8001_MSG_DBG(pm8001_ha, 4052 pm8001_printk("OPC_OUB_SATA_EVENT\n")); 4053 mpi_sata_event(pm8001_ha, piomb); 4054 break; 4055 case OPC_OUB_SSP_EVENT: 4056 PM8001_MSG_DBG(pm8001_ha, 4057 pm8001_printk("OPC_OUB_SSP_EVENT\n")); 4058 mpi_ssp_event(pm8001_ha, piomb); 4059 break; 4060 case OPC_OUB_DEV_HANDLE_ARRIV: 4061 PM8001_MSG_DBG(pm8001_ha, 4062 pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n")); 4063 /*This is for target*/ 4064 break; 4065 case OPC_OUB_SSP_RECV_EVENT: 4066 PM8001_MSG_DBG(pm8001_ha, 4067 pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n")); 4068 /*This is for target*/ 4069 break; 4070 case OPC_OUB_DEV_INFO: 4071 PM8001_MSG_DBG(pm8001_ha, 4072 pm8001_printk("OPC_OUB_DEV_INFO\n")); 4073 break; 4074 case OPC_OUB_FW_FLASH_UPDATE: 4075 PM8001_MSG_DBG(pm8001_ha, 4076 pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n")); 4077 pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb); 4078 break; 4079 case OPC_OUB_GPIO_RESPONSE: 4080 PM8001_MSG_DBG(pm8001_ha, 4081 pm8001_printk("OPC_OUB_GPIO_RESPONSE\n")); 4082 break; 4083 case OPC_OUB_GPIO_EVENT: 4084 PM8001_MSG_DBG(pm8001_ha, 4085 pm8001_printk("OPC_OUB_GPIO_EVENT\n")); 4086 break; 4087 case OPC_OUB_GENERAL_EVENT: 4088 PM8001_MSG_DBG(pm8001_ha, 4089 pm8001_printk("OPC_OUB_GENERAL_EVENT\n")); 4090 pm8001_mpi_general_event(pm8001_ha, piomb); 4091 break; 4092 case OPC_OUB_SSP_ABORT_RSP: 4093 PM8001_MSG_DBG(pm8001_ha, 4094 pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n")); 4095 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 4096 break; 4097 case OPC_OUB_SATA_ABORT_RSP: 4098 PM8001_MSG_DBG(pm8001_ha, 4099 pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n")); 4100 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 4101 break; 4102 case OPC_OUB_SAS_DIAG_MODE_START_END: 4103 PM8001_MSG_DBG(pm8001_ha, 4104 pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n")); 4105 break; 4106 case OPC_OUB_SAS_DIAG_EXECUTE: 4107 PM8001_MSG_DBG(pm8001_ha, 4108 pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n")); 4109 break; 4110 case OPC_OUB_GET_TIME_STAMP: 4111 PM8001_MSG_DBG(pm8001_ha, 4112 pm8001_printk("OPC_OUB_GET_TIME_STAMP\n")); 4113 break; 4114 case OPC_OUB_SAS_HW_EVENT_ACK: 4115 PM8001_MSG_DBG(pm8001_ha, 4116 pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n")); 4117 break; 4118 case OPC_OUB_PORT_CONTROL: 4119 PM8001_MSG_DBG(pm8001_ha, 4120 pm8001_printk("OPC_OUB_PORT_CONTROL\n")); 4121 break; 4122 case OPC_OUB_SMP_ABORT_RSP: 4123 PM8001_MSG_DBG(pm8001_ha, 4124 pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n")); 4125 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 4126 break; 4127 case OPC_OUB_GET_NVMD_DATA: 4128 PM8001_MSG_DBG(pm8001_ha, 4129 pm8001_printk("OPC_OUB_GET_NVMD_DATA\n")); 4130 pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb); 4131 break; 4132 case OPC_OUB_SET_NVMD_DATA: 4133 PM8001_MSG_DBG(pm8001_ha, 4134 pm8001_printk("OPC_OUB_SET_NVMD_DATA\n")); 4135 pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb); 4136 break; 4137 case OPC_OUB_DEVICE_HANDLE_REMOVAL: 4138 PM8001_MSG_DBG(pm8001_ha, 4139 pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n")); 4140 break; 4141 case OPC_OUB_SET_DEVICE_STATE: 4142 PM8001_MSG_DBG(pm8001_ha, 4143 pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n")); 4144 pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb); 4145 break; 4146 case OPC_OUB_GET_DEVICE_STATE: 4147 PM8001_MSG_DBG(pm8001_ha, 4148 pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n")); 4149 break; 4150 case OPC_OUB_SET_DEV_INFO: 4151 PM8001_MSG_DBG(pm8001_ha, 4152 pm8001_printk("OPC_OUB_SET_DEV_INFO\n")); 4153 break; 4154 case OPC_OUB_SAS_RE_INITIALIZE: 4155 PM8001_MSG_DBG(pm8001_ha, 4156 pm8001_printk("OPC_OUB_SAS_RE_INITIALIZE\n")); 4157 break; 4158 default: 4159 PM8001_MSG_DBG(pm8001_ha, 4160 pm8001_printk("Unknown outbound Queue IOMB OPC = %x\n", 4161 opc)); 4162 break; 4163 } 4164 } 4165 4166 static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec) 4167 { 4168 struct outbound_queue_table *circularQ; 4169 void *pMsg1 = NULL; 4170 u8 uninitialized_var(bc); 4171 u32 ret = MPI_IO_STATUS_FAIL; 4172 unsigned long flags; 4173 4174 spin_lock_irqsave(&pm8001_ha->lock, flags); 4175 circularQ = &pm8001_ha->outbnd_q_tbl[vec]; 4176 do { 4177 ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc); 4178 if (MPI_IO_STATUS_SUCCESS == ret) { 4179 /* process the outbound message */ 4180 process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4)); 4181 /* free the message from the outbound circular buffer */ 4182 pm8001_mpi_msg_free_set(pm8001_ha, pMsg1, 4183 circularQ, bc); 4184 } 4185 if (MPI_IO_STATUS_BUSY == ret) { 4186 /* Update the producer index from SPC */ 4187 circularQ->producer_index = 4188 cpu_to_le32(pm8001_read_32(circularQ->pi_virt)); 4189 if (le32_to_cpu(circularQ->producer_index) == 4190 circularQ->consumer_idx) 4191 /* OQ is empty */ 4192 break; 4193 } 4194 } while (1); 4195 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 4196 return ret; 4197 } 4198 4199 /* PCI_DMA_... to our direction translation. */ 4200 static const u8 data_dir_flags[] = { 4201 [PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,/* UNSPECIFIED */ 4202 [PCI_DMA_TODEVICE] = DATA_DIR_OUT,/* OUTBOUND */ 4203 [PCI_DMA_FROMDEVICE] = DATA_DIR_IN,/* INBOUND */ 4204 [PCI_DMA_NONE] = DATA_DIR_NONE,/* NO TRANSFER */ 4205 }; 4206 void 4207 pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd) 4208 { 4209 int i; 4210 struct scatterlist *sg; 4211 struct pm8001_prd *buf_prd = prd; 4212 4213 for_each_sg(scatter, sg, nr, i) { 4214 buf_prd->addr = cpu_to_le64(sg_dma_address(sg)); 4215 buf_prd->im_len.len = cpu_to_le32(sg_dma_len(sg)); 4216 buf_prd->im_len.e = 0; 4217 buf_prd++; 4218 } 4219 } 4220 4221 static void build_smp_cmd(u32 deviceID, __le32 hTag, struct smp_req *psmp_cmd) 4222 { 4223 psmp_cmd->tag = hTag; 4224 psmp_cmd->device_id = cpu_to_le32(deviceID); 4225 psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1)); 4226 } 4227 4228 /** 4229 * pm8001_chip_smp_req - send a SMP task to FW 4230 * @pm8001_ha: our hba card information. 4231 * @ccb: the ccb information this request used. 4232 */ 4233 static int pm8001_chip_smp_req(struct pm8001_hba_info *pm8001_ha, 4234 struct pm8001_ccb_info *ccb) 4235 { 4236 int elem, rc; 4237 struct sas_task *task = ccb->task; 4238 struct domain_device *dev = task->dev; 4239 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4240 struct scatterlist *sg_req, *sg_resp; 4241 u32 req_len, resp_len; 4242 struct smp_req smp_cmd; 4243 u32 opc; 4244 struct inbound_queue_table *circularQ; 4245 4246 memset(&smp_cmd, 0, sizeof(smp_cmd)); 4247 /* 4248 * DMA-map SMP request, response buffers 4249 */ 4250 sg_req = &task->smp_task.smp_req; 4251 elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, PCI_DMA_TODEVICE); 4252 if (!elem) 4253 return -ENOMEM; 4254 req_len = sg_dma_len(sg_req); 4255 4256 sg_resp = &task->smp_task.smp_resp; 4257 elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, PCI_DMA_FROMDEVICE); 4258 if (!elem) { 4259 rc = -ENOMEM; 4260 goto err_out; 4261 } 4262 resp_len = sg_dma_len(sg_resp); 4263 /* must be in dwords */ 4264 if ((req_len & 0x3) || (resp_len & 0x3)) { 4265 rc = -EINVAL; 4266 goto err_out_2; 4267 } 4268 4269 opc = OPC_INB_SMP_REQUEST; 4270 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4271 smp_cmd.tag = cpu_to_le32(ccb->ccb_tag); 4272 smp_cmd.long_smp_req.long_req_addr = 4273 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req)); 4274 smp_cmd.long_smp_req.long_req_size = 4275 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4); 4276 smp_cmd.long_smp_req.long_resp_addr = 4277 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp)); 4278 smp_cmd.long_smp_req.long_resp_size = 4279 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4); 4280 build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd); 4281 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, 4282 (u32 *)&smp_cmd, 0); 4283 if (rc) 4284 goto err_out_2; 4285 4286 return 0; 4287 4288 err_out_2: 4289 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1, 4290 PCI_DMA_FROMDEVICE); 4291 err_out: 4292 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1, 4293 PCI_DMA_TODEVICE); 4294 return rc; 4295 } 4296 4297 /** 4298 * pm8001_chip_ssp_io_req - send a SSP task to FW 4299 * @pm8001_ha: our hba card information. 4300 * @ccb: the ccb information this request used. 4301 */ 4302 static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, 4303 struct pm8001_ccb_info *ccb) 4304 { 4305 struct sas_task *task = ccb->task; 4306 struct domain_device *dev = task->dev; 4307 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4308 struct ssp_ini_io_start_req ssp_cmd; 4309 u32 tag = ccb->ccb_tag; 4310 int ret; 4311 u64 phys_addr; 4312 struct inbound_queue_table *circularQ; 4313 u32 opc = OPC_INB_SSPINIIOSTART; 4314 memset(&ssp_cmd, 0, sizeof(ssp_cmd)); 4315 memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8); 4316 ssp_cmd.dir_m_tlr = 4317 cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);/*0 for 4318 SAS 1.1 compatible TLR*/ 4319 ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len); 4320 ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id); 4321 ssp_cmd.tag = cpu_to_le32(tag); 4322 if (task->ssp_task.enable_first_burst) 4323 ssp_cmd.ssp_iu.efb_prio_attr |= 0x80; 4324 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3); 4325 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7); 4326 memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd, 4327 task->ssp_task.cmd->cmd_len); 4328 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4329 4330 /* fill in PRD (scatter/gather) table, if any */ 4331 if (task->num_scatter > 1) { 4332 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd); 4333 phys_addr = ccb->ccb_dma_handle + 4334 offsetof(struct pm8001_ccb_info, buf_prd[0]); 4335 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(phys_addr)); 4336 ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(phys_addr)); 4337 ssp_cmd.esgl = cpu_to_le32(1<<31); 4338 } else if (task->num_scatter == 1) { 4339 u64 dma_addr = sg_dma_address(task->scatter); 4340 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr)); 4341 ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(dma_addr)); 4342 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 4343 ssp_cmd.esgl = 0; 4344 } else if (task->num_scatter == 0) { 4345 ssp_cmd.addr_low = 0; 4346 ssp_cmd.addr_high = 0; 4347 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 4348 ssp_cmd.esgl = 0; 4349 } 4350 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd, 0); 4351 return ret; 4352 } 4353 4354 static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha, 4355 struct pm8001_ccb_info *ccb) 4356 { 4357 struct sas_task *task = ccb->task; 4358 struct domain_device *dev = task->dev; 4359 struct pm8001_device *pm8001_ha_dev = dev->lldd_dev; 4360 u32 tag = ccb->ccb_tag; 4361 int ret; 4362 struct sata_start_req sata_cmd; 4363 u32 hdr_tag, ncg_tag = 0; 4364 u64 phys_addr; 4365 u32 ATAP = 0x0; 4366 u32 dir; 4367 struct inbound_queue_table *circularQ; 4368 unsigned long flags; 4369 u32 opc = OPC_INB_SATA_HOST_OPSTART; 4370 memset(&sata_cmd, 0, sizeof(sata_cmd)); 4371 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4372 if (task->data_dir == PCI_DMA_NONE) { 4373 ATAP = 0x04; /* no data*/ 4374 PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data\n")); 4375 } else if (likely(!task->ata_task.device_control_reg_update)) { 4376 if (task->ata_task.dma_xfer) { 4377 ATAP = 0x06; /* DMA */ 4378 PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA\n")); 4379 } else { 4380 ATAP = 0x05; /* PIO*/ 4381 PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO\n")); 4382 } 4383 if (task->ata_task.use_ncq && 4384 dev->sata_dev.class != ATA_DEV_ATAPI) { 4385 ATAP = 0x07; /* FPDMA */ 4386 PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA\n")); 4387 } 4388 } 4389 if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) { 4390 task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3); 4391 ncg_tag = hdr_tag; 4392 } 4393 dir = data_dir_flags[task->data_dir] << 8; 4394 sata_cmd.tag = cpu_to_le32(tag); 4395 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id); 4396 sata_cmd.data_len = cpu_to_le32(task->total_xfer_len); 4397 sata_cmd.ncqtag_atap_dir_m = 4398 cpu_to_le32(((ncg_tag & 0xff)<<16)|((ATAP & 0x3f) << 10) | dir); 4399 sata_cmd.sata_fis = task->ata_task.fis; 4400 if (likely(!task->ata_task.device_control_reg_update)) 4401 sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */ 4402 sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */ 4403 /* fill in PRD (scatter/gather) table, if any */ 4404 if (task->num_scatter > 1) { 4405 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd); 4406 phys_addr = ccb->ccb_dma_handle + 4407 offsetof(struct pm8001_ccb_info, buf_prd[0]); 4408 sata_cmd.addr_low = lower_32_bits(phys_addr); 4409 sata_cmd.addr_high = upper_32_bits(phys_addr); 4410 sata_cmd.esgl = cpu_to_le32(1 << 31); 4411 } else if (task->num_scatter == 1) { 4412 u64 dma_addr = sg_dma_address(task->scatter); 4413 sata_cmd.addr_low = lower_32_bits(dma_addr); 4414 sata_cmd.addr_high = upper_32_bits(dma_addr); 4415 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 4416 sata_cmd.esgl = 0; 4417 } else if (task->num_scatter == 0) { 4418 sata_cmd.addr_low = 0; 4419 sata_cmd.addr_high = 0; 4420 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 4421 sata_cmd.esgl = 0; 4422 } 4423 4424 /* Check for read log for failed drive and return */ 4425 if (sata_cmd.sata_fis.command == 0x2f) { 4426 if (((pm8001_ha_dev->id & NCQ_READ_LOG_FLAG) || 4427 (pm8001_ha_dev->id & NCQ_ABORT_ALL_FLAG) || 4428 (pm8001_ha_dev->id & NCQ_2ND_RLE_FLAG))) { 4429 struct task_status_struct *ts; 4430 4431 pm8001_ha_dev->id &= 0xDFFFFFFF; 4432 ts = &task->task_status; 4433 4434 spin_lock_irqsave(&task->task_state_lock, flags); 4435 ts->resp = SAS_TASK_COMPLETE; 4436 ts->stat = SAM_STAT_GOOD; 4437 task->task_state_flags &= ~SAS_TASK_STATE_PENDING; 4438 task->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 4439 task->task_state_flags |= SAS_TASK_STATE_DONE; 4440 if (unlikely((task->task_state_flags & 4441 SAS_TASK_STATE_ABORTED))) { 4442 spin_unlock_irqrestore(&task->task_state_lock, 4443 flags); 4444 PM8001_FAIL_DBG(pm8001_ha, 4445 pm8001_printk("task 0x%p resp 0x%x " 4446 " stat 0x%x but aborted by upper layer " 4447 "\n", task, ts->resp, ts->stat)); 4448 pm8001_ccb_task_free(pm8001_ha, task, ccb, tag); 4449 } else { 4450 spin_unlock_irqrestore(&task->task_state_lock, 4451 flags); 4452 pm8001_ccb_task_free_done(pm8001_ha, task, 4453 ccb, tag); 4454 return 0; 4455 } 4456 } 4457 } 4458 4459 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 0); 4460 return ret; 4461 } 4462 4463 /** 4464 * pm8001_chip_phy_start_req - start phy via PHY_START COMMAND 4465 * @pm8001_ha: our hba card information. 4466 * @num: the inbound queue number 4467 * @phy_id: the phy id which we wanted to start up. 4468 */ 4469 static int 4470 pm8001_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id) 4471 { 4472 struct phy_start_req payload; 4473 struct inbound_queue_table *circularQ; 4474 int ret; 4475 u32 tag = 0x01; 4476 u32 opcode = OPC_INB_PHYSTART; 4477 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4478 memset(&payload, 0, sizeof(payload)); 4479 payload.tag = cpu_to_le32(tag); 4480 /* 4481 ** [0:7] PHY Identifier 4482 ** [8:11] link rate 1.5G, 3G, 6G 4483 ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b both 4484 ** [14] 0b disable spin up hold; 1b enable spin up hold 4485 */ 4486 payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE | 4487 LINKMODE_AUTO | LINKRATE_15 | 4488 LINKRATE_30 | LINKRATE_60 | phy_id); 4489 payload.sas_identify.dev_type = SAS_END_DEVICE; 4490 payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL; 4491 memcpy(payload.sas_identify.sas_addr, 4492 pm8001_ha->sas_addr, SAS_ADDR_SIZE); 4493 payload.sas_identify.phy_id = phy_id; 4494 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 0); 4495 return ret; 4496 } 4497 4498 /** 4499 * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND 4500 * @pm8001_ha: our hba card information. 4501 * @num: the inbound queue number 4502 * @phy_id: the phy id which we wanted to start up. 4503 */ 4504 static int pm8001_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha, 4505 u8 phy_id) 4506 { 4507 struct phy_stop_req payload; 4508 struct inbound_queue_table *circularQ; 4509 int ret; 4510 u32 tag = 0x01; 4511 u32 opcode = OPC_INB_PHYSTOP; 4512 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4513 memset(&payload, 0, sizeof(payload)); 4514 payload.tag = cpu_to_le32(tag); 4515 payload.phy_id = cpu_to_le32(phy_id); 4516 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 0); 4517 return ret; 4518 } 4519 4520 /** 4521 * see comments on pm8001_mpi_reg_resp. 4522 */ 4523 static int pm8001_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha, 4524 struct pm8001_device *pm8001_dev, u32 flag) 4525 { 4526 struct reg_dev_req payload; 4527 u32 opc; 4528 u32 stp_sspsmp_sata = 0x4; 4529 struct inbound_queue_table *circularQ; 4530 u32 linkrate, phy_id; 4531 int rc, tag = 0xdeadbeef; 4532 struct pm8001_ccb_info *ccb; 4533 u8 retryFlag = 0x1; 4534 u16 firstBurstSize = 0; 4535 u16 ITNT = 2000; 4536 struct domain_device *dev = pm8001_dev->sas_device; 4537 struct domain_device *parent_dev = dev->parent; 4538 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4539 4540 memset(&payload, 0, sizeof(payload)); 4541 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4542 if (rc) 4543 return rc; 4544 ccb = &pm8001_ha->ccb_info[tag]; 4545 ccb->device = pm8001_dev; 4546 ccb->ccb_tag = tag; 4547 payload.tag = cpu_to_le32(tag); 4548 if (flag == 1) 4549 stp_sspsmp_sata = 0x02; /*direct attached sata */ 4550 else { 4551 if (pm8001_dev->dev_type == SAS_SATA_DEV) 4552 stp_sspsmp_sata = 0x00; /* stp*/ 4553 else if (pm8001_dev->dev_type == SAS_END_DEVICE || 4554 pm8001_dev->dev_type == SAS_EDGE_EXPANDER_DEVICE || 4555 pm8001_dev->dev_type == SAS_FANOUT_EXPANDER_DEVICE) 4556 stp_sspsmp_sata = 0x01; /*ssp or smp*/ 4557 } 4558 if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type)) 4559 phy_id = parent_dev->ex_dev.ex_phy->phy_id; 4560 else 4561 phy_id = pm8001_dev->attached_phy; 4562 opc = OPC_INB_REG_DEV; 4563 linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ? 4564 pm8001_dev->sas_device->linkrate : dev->port->linkrate; 4565 payload.phyid_portid = 4566 cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0x0F) | 4567 ((phy_id & 0x0F) << 4)); 4568 payload.dtype_dlr_retry = cpu_to_le32((retryFlag & 0x01) | 4569 ((linkrate & 0x0F) * 0x1000000) | 4570 ((stp_sspsmp_sata & 0x03) * 0x10000000)); 4571 payload.firstburstsize_ITNexustimeout = 4572 cpu_to_le32(ITNT | (firstBurstSize * 0x10000)); 4573 memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr, 4574 SAS_ADDR_SIZE); 4575 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 4576 return rc; 4577 } 4578 4579 /** 4580 * see comments on pm8001_mpi_reg_resp. 4581 */ 4582 int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, 4583 u32 device_id) 4584 { 4585 struct dereg_dev_req payload; 4586 u32 opc = OPC_INB_DEREG_DEV_HANDLE; 4587 int ret; 4588 struct inbound_queue_table *circularQ; 4589 4590 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4591 memset(&payload, 0, sizeof(payload)); 4592 payload.tag = cpu_to_le32(1); 4593 payload.device_id = cpu_to_le32(device_id); 4594 PM8001_MSG_DBG(pm8001_ha, 4595 pm8001_printk("unregister device device_id = %d\n", device_id)); 4596 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 4597 return ret; 4598 } 4599 4600 /** 4601 * pm8001_chip_phy_ctl_req - support the local phy operation 4602 * @pm8001_ha: our hba card information. 4603 * @num: the inbound queue number 4604 * @phy_id: the phy id which we wanted to operate 4605 * @phy_op: 4606 */ 4607 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 4608 u32 phyId, u32 phy_op) 4609 { 4610 struct local_phy_ctl_req payload; 4611 struct inbound_queue_table *circularQ; 4612 int ret; 4613 u32 opc = OPC_INB_LOCAL_PHY_CONTROL; 4614 memset(&payload, 0, sizeof(payload)); 4615 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4616 payload.tag = cpu_to_le32(1); 4617 payload.phyop_phyid = 4618 cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F)); 4619 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 4620 return ret; 4621 } 4622 4623 static u32 pm8001_chip_is_our_interupt(struct pm8001_hba_info *pm8001_ha) 4624 { 4625 u32 value; 4626 #ifdef PM8001_USE_MSIX 4627 return 1; 4628 #endif 4629 value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR); 4630 if (value) 4631 return 1; 4632 return 0; 4633 4634 } 4635 4636 /** 4637 * pm8001_chip_isr - PM8001 isr handler. 4638 * @pm8001_ha: our hba card information. 4639 * @irq: irq number. 4640 * @stat: stat. 4641 */ 4642 static irqreturn_t 4643 pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec) 4644 { 4645 pm8001_chip_interrupt_disable(pm8001_ha, vec); 4646 process_oq(pm8001_ha, vec); 4647 pm8001_chip_interrupt_enable(pm8001_ha, vec); 4648 return IRQ_HANDLED; 4649 } 4650 4651 static int send_task_abort(struct pm8001_hba_info *pm8001_ha, u32 opc, 4652 u32 dev_id, u8 flag, u32 task_tag, u32 cmd_tag) 4653 { 4654 struct task_abort_req task_abort; 4655 struct inbound_queue_table *circularQ; 4656 int ret; 4657 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4658 memset(&task_abort, 0, sizeof(task_abort)); 4659 if (ABORT_SINGLE == (flag & ABORT_MASK)) { 4660 task_abort.abort_all = 0; 4661 task_abort.device_id = cpu_to_le32(dev_id); 4662 task_abort.tag_to_abort = cpu_to_le32(task_tag); 4663 task_abort.tag = cpu_to_le32(cmd_tag); 4664 } else if (ABORT_ALL == (flag & ABORT_MASK)) { 4665 task_abort.abort_all = cpu_to_le32(1); 4666 task_abort.device_id = cpu_to_le32(dev_id); 4667 task_abort.tag = cpu_to_le32(cmd_tag); 4668 } 4669 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort, 0); 4670 return ret; 4671 } 4672 4673 /** 4674 * pm8001_chip_abort_task - SAS abort task when error or exception happened. 4675 * @task: the task we wanted to aborted. 4676 * @flag: the abort flag. 4677 */ 4678 int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha, 4679 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag, u32 cmd_tag) 4680 { 4681 u32 opc, device_id; 4682 int rc = TMF_RESP_FUNC_FAILED; 4683 PM8001_EH_DBG(pm8001_ha, 4684 pm8001_printk("cmd_tag = %x, abort task tag = 0x%x", 4685 cmd_tag, task_tag)); 4686 if (pm8001_dev->dev_type == SAS_END_DEVICE) 4687 opc = OPC_INB_SSP_ABORT; 4688 else if (pm8001_dev->dev_type == SAS_SATA_DEV) 4689 opc = OPC_INB_SATA_ABORT; 4690 else 4691 opc = OPC_INB_SMP_ABORT;/* SMP */ 4692 device_id = pm8001_dev->device_id; 4693 rc = send_task_abort(pm8001_ha, opc, device_id, flag, 4694 task_tag, cmd_tag); 4695 if (rc != TMF_RESP_FUNC_COMPLETE) 4696 PM8001_EH_DBG(pm8001_ha, pm8001_printk("rc= %d\n", rc)); 4697 return rc; 4698 } 4699 4700 /** 4701 * pm8001_chip_ssp_tm_req - built the task management command. 4702 * @pm8001_ha: our hba card information. 4703 * @ccb: the ccb information. 4704 * @tmf: task management function. 4705 */ 4706 int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha, 4707 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf) 4708 { 4709 struct sas_task *task = ccb->task; 4710 struct domain_device *dev = task->dev; 4711 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4712 u32 opc = OPC_INB_SSPINITMSTART; 4713 struct inbound_queue_table *circularQ; 4714 struct ssp_ini_tm_start_req sspTMCmd; 4715 int ret; 4716 4717 memset(&sspTMCmd, 0, sizeof(sspTMCmd)); 4718 sspTMCmd.device_id = cpu_to_le32(pm8001_dev->device_id); 4719 sspTMCmd.relate_tag = cpu_to_le32(tmf->tag_of_task_to_be_managed); 4720 sspTMCmd.tmf = cpu_to_le32(tmf->tmf); 4721 memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8); 4722 sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag); 4723 if (pm8001_ha->chip_id != chip_8001) 4724 sspTMCmd.ds_ads_m = 0x08; 4725 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4726 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd, 0); 4727 return ret; 4728 } 4729 4730 int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, 4731 void *payload) 4732 { 4733 u32 opc = OPC_INB_GET_NVMD_DATA; 4734 u32 nvmd_type; 4735 int rc; 4736 u32 tag; 4737 struct pm8001_ccb_info *ccb; 4738 struct inbound_queue_table *circularQ; 4739 struct get_nvm_data_req nvmd_req; 4740 struct fw_control_ex *fw_control_context; 4741 struct pm8001_ioctl_payload *ioctl_payload = payload; 4742 4743 nvmd_type = ioctl_payload->minor_function; 4744 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4745 if (!fw_control_context) 4746 return -ENOMEM; 4747 fw_control_context->usrAddr = (u8 *)ioctl_payload->func_specific; 4748 fw_control_context->len = ioctl_payload->length; 4749 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4750 memset(&nvmd_req, 0, sizeof(nvmd_req)); 4751 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4752 if (rc) { 4753 kfree(fw_control_context); 4754 return rc; 4755 } 4756 ccb = &pm8001_ha->ccb_info[tag]; 4757 ccb->ccb_tag = tag; 4758 ccb->fw_control_context = fw_control_context; 4759 nvmd_req.tag = cpu_to_le32(tag); 4760 4761 switch (nvmd_type) { 4762 case TWI_DEVICE: { 4763 u32 twi_addr, twi_page_size; 4764 twi_addr = 0xa8; 4765 twi_page_size = 2; 4766 4767 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 | 4768 twi_page_size << 8 | TWI_DEVICE); 4769 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4770 nvmd_req.resp_addr_hi = 4771 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4772 nvmd_req.resp_addr_lo = 4773 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4774 break; 4775 } 4776 case C_SEEPROM: { 4777 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM); 4778 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4779 nvmd_req.resp_addr_hi = 4780 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4781 nvmd_req.resp_addr_lo = 4782 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4783 break; 4784 } 4785 case VPD_FLASH: { 4786 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH); 4787 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4788 nvmd_req.resp_addr_hi = 4789 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4790 nvmd_req.resp_addr_lo = 4791 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4792 break; 4793 } 4794 case EXPAN_ROM: { 4795 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM); 4796 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4797 nvmd_req.resp_addr_hi = 4798 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4799 nvmd_req.resp_addr_lo = 4800 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4801 break; 4802 } 4803 case IOP_RDUMP: { 4804 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | IOP_RDUMP); 4805 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4806 nvmd_req.vpd_offset = cpu_to_le32(ioctl_payload->offset); 4807 nvmd_req.resp_addr_hi = 4808 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4809 nvmd_req.resp_addr_lo = 4810 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4811 break; 4812 } 4813 default: 4814 break; 4815 } 4816 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req, 0); 4817 if (rc) { 4818 kfree(fw_control_context); 4819 pm8001_tag_free(pm8001_ha, tag); 4820 } 4821 return rc; 4822 } 4823 4824 int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, 4825 void *payload) 4826 { 4827 u32 opc = OPC_INB_SET_NVMD_DATA; 4828 u32 nvmd_type; 4829 int rc; 4830 u32 tag; 4831 struct pm8001_ccb_info *ccb; 4832 struct inbound_queue_table *circularQ; 4833 struct set_nvm_data_req nvmd_req; 4834 struct fw_control_ex *fw_control_context; 4835 struct pm8001_ioctl_payload *ioctl_payload = payload; 4836 4837 nvmd_type = ioctl_payload->minor_function; 4838 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4839 if (!fw_control_context) 4840 return -ENOMEM; 4841 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4842 memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr, 4843 &ioctl_payload->func_specific, 4844 ioctl_payload->length); 4845 memset(&nvmd_req, 0, sizeof(nvmd_req)); 4846 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4847 if (rc) { 4848 kfree(fw_control_context); 4849 return -EBUSY; 4850 } 4851 ccb = &pm8001_ha->ccb_info[tag]; 4852 ccb->fw_control_context = fw_control_context; 4853 ccb->ccb_tag = tag; 4854 nvmd_req.tag = cpu_to_le32(tag); 4855 switch (nvmd_type) { 4856 case TWI_DEVICE: { 4857 u32 twi_addr, twi_page_size; 4858 twi_addr = 0xa8; 4859 twi_page_size = 2; 4860 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4861 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 | 4862 twi_page_size << 8 | TWI_DEVICE); 4863 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4864 nvmd_req.resp_addr_hi = 4865 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4866 nvmd_req.resp_addr_lo = 4867 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4868 break; 4869 } 4870 case C_SEEPROM: 4871 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM); 4872 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4873 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4874 nvmd_req.resp_addr_hi = 4875 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4876 nvmd_req.resp_addr_lo = 4877 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4878 break; 4879 case VPD_FLASH: 4880 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH); 4881 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4882 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4883 nvmd_req.resp_addr_hi = 4884 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4885 nvmd_req.resp_addr_lo = 4886 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4887 break; 4888 case EXPAN_ROM: 4889 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM); 4890 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4891 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4892 nvmd_req.resp_addr_hi = 4893 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4894 nvmd_req.resp_addr_lo = 4895 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4896 break; 4897 default: 4898 break; 4899 } 4900 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req, 0); 4901 if (rc) { 4902 kfree(fw_control_context); 4903 pm8001_tag_free(pm8001_ha, tag); 4904 } 4905 return rc; 4906 } 4907 4908 /** 4909 * pm8001_chip_fw_flash_update_build - support the firmware update operation 4910 * @pm8001_ha: our hba card information. 4911 * @fw_flash_updata_info: firmware flash update param 4912 */ 4913 int 4914 pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha, 4915 void *fw_flash_updata_info, u32 tag) 4916 { 4917 struct fw_flash_Update_req payload; 4918 struct fw_flash_updata_info *info; 4919 struct inbound_queue_table *circularQ; 4920 int ret; 4921 u32 opc = OPC_INB_FW_FLASH_UPDATE; 4922 4923 memset(&payload, 0, sizeof(struct fw_flash_Update_req)); 4924 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4925 info = fw_flash_updata_info; 4926 payload.tag = cpu_to_le32(tag); 4927 payload.cur_image_len = cpu_to_le32(info->cur_image_len); 4928 payload.cur_image_offset = cpu_to_le32(info->cur_image_offset); 4929 payload.total_image_len = cpu_to_le32(info->total_image_len); 4930 payload.len = info->sgl.im_len.len ; 4931 payload.sgl_addr_lo = 4932 cpu_to_le32(lower_32_bits(le64_to_cpu(info->sgl.addr))); 4933 payload.sgl_addr_hi = 4934 cpu_to_le32(upper_32_bits(le64_to_cpu(info->sgl.addr))); 4935 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 4936 return ret; 4937 } 4938 4939 int 4940 pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha, 4941 void *payload) 4942 { 4943 struct fw_flash_updata_info flash_update_info; 4944 struct fw_control_info *fw_control; 4945 struct fw_control_ex *fw_control_context; 4946 int rc; 4947 u32 tag; 4948 struct pm8001_ccb_info *ccb; 4949 void *buffer = pm8001_ha->memoryMap.region[FW_FLASH].virt_ptr; 4950 dma_addr_t phys_addr = pm8001_ha->memoryMap.region[FW_FLASH].phys_addr; 4951 struct pm8001_ioctl_payload *ioctl_payload = payload; 4952 4953 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4954 if (!fw_control_context) 4955 return -ENOMEM; 4956 fw_control = (struct fw_control_info *)&ioctl_payload->func_specific; 4957 memcpy(buffer, fw_control->buffer, fw_control->len); 4958 flash_update_info.sgl.addr = cpu_to_le64(phys_addr); 4959 flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len); 4960 flash_update_info.sgl.im_len.e = 0; 4961 flash_update_info.cur_image_offset = fw_control->offset; 4962 flash_update_info.cur_image_len = fw_control->len; 4963 flash_update_info.total_image_len = fw_control->size; 4964 fw_control_context->fw_control = fw_control; 4965 fw_control_context->virtAddr = buffer; 4966 fw_control_context->phys_addr = phys_addr; 4967 fw_control_context->len = fw_control->len; 4968 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4969 if (rc) { 4970 kfree(fw_control_context); 4971 return -EBUSY; 4972 } 4973 ccb = &pm8001_ha->ccb_info[tag]; 4974 ccb->fw_control_context = fw_control_context; 4975 ccb->ccb_tag = tag; 4976 rc = pm8001_chip_fw_flash_update_build(pm8001_ha, &flash_update_info, 4977 tag); 4978 return rc; 4979 } 4980 4981 ssize_t 4982 pm8001_get_gsm_dump(struct device *cdev, u32 length, char *buf) 4983 { 4984 u32 value, rem, offset = 0, bar = 0; 4985 u32 index, work_offset, dw_length; 4986 u32 shift_value, gsm_base, gsm_dump_offset; 4987 char *direct_data; 4988 struct Scsi_Host *shost = class_to_shost(cdev); 4989 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); 4990 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha; 4991 4992 direct_data = buf; 4993 gsm_dump_offset = pm8001_ha->fatal_forensic_shift_offset; 4994 4995 /* check max is 1 Mbytes */ 4996 if ((length > 0x100000) || (gsm_dump_offset & 3) || 4997 ((gsm_dump_offset + length) > 0x1000000)) 4998 return -EINVAL; 4999 5000 if (pm8001_ha->chip_id == chip_8001) 5001 bar = 2; 5002 else 5003 bar = 1; 5004 5005 work_offset = gsm_dump_offset & 0xFFFF0000; 5006 offset = gsm_dump_offset & 0x0000FFFF; 5007 gsm_dump_offset = work_offset; 5008 /* adjust length to dword boundary */ 5009 rem = length & 3; 5010 dw_length = length >> 2; 5011 5012 for (index = 0; index < dw_length; index++) { 5013 if ((work_offset + offset) & 0xFFFF0000) { 5014 if (pm8001_ha->chip_id == chip_8001) 5015 shift_value = ((gsm_dump_offset + offset) & 5016 SHIFT_REG_64K_MASK); 5017 else 5018 shift_value = (((gsm_dump_offset + offset) & 5019 SHIFT_REG_64K_MASK) >> 5020 SHIFT_REG_BIT_SHIFT); 5021 5022 if (pm8001_ha->chip_id == chip_8001) { 5023 gsm_base = GSM_BASE; 5024 if (-1 == pm8001_bar4_shift(pm8001_ha, 5025 (gsm_base + shift_value))) 5026 return -EIO; 5027 } else { 5028 gsm_base = 0; 5029 if (-1 == pm80xx_bar4_shift(pm8001_ha, 5030 (gsm_base + shift_value))) 5031 return -EIO; 5032 } 5033 gsm_dump_offset = (gsm_dump_offset + offset) & 5034 0xFFFF0000; 5035 work_offset = 0; 5036 offset = offset & 0x0000FFFF; 5037 } 5038 value = pm8001_cr32(pm8001_ha, bar, (work_offset + offset) & 5039 0x0000FFFF); 5040 direct_data += sprintf(direct_data, "%08x ", value); 5041 offset += 4; 5042 } 5043 if (rem != 0) { 5044 value = pm8001_cr32(pm8001_ha, bar, (work_offset + offset) & 5045 0x0000FFFF); 5046 /* xfr for non_dw */ 5047 direct_data += sprintf(direct_data, "%08x ", value); 5048 } 5049 /* Shift back to BAR4 original address */ 5050 if (-1 == pm8001_bar4_shift(pm8001_ha, 0)) 5051 return -EIO; 5052 pm8001_ha->fatal_forensic_shift_offset += 1024; 5053 5054 if (pm8001_ha->fatal_forensic_shift_offset >= 0x100000) 5055 pm8001_ha->fatal_forensic_shift_offset = 0; 5056 return direct_data - buf; 5057 } 5058 5059 int 5060 pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha, 5061 struct pm8001_device *pm8001_dev, u32 state) 5062 { 5063 struct set_dev_state_req payload; 5064 struct inbound_queue_table *circularQ; 5065 struct pm8001_ccb_info *ccb; 5066 int rc; 5067 u32 tag; 5068 u32 opc = OPC_INB_SET_DEVICE_STATE; 5069 memset(&payload, 0, sizeof(payload)); 5070 rc = pm8001_tag_alloc(pm8001_ha, &tag); 5071 if (rc) 5072 return -1; 5073 ccb = &pm8001_ha->ccb_info[tag]; 5074 ccb->ccb_tag = tag; 5075 ccb->device = pm8001_dev; 5076 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 5077 payload.tag = cpu_to_le32(tag); 5078 payload.device_id = cpu_to_le32(pm8001_dev->device_id); 5079 payload.nds = cpu_to_le32(state); 5080 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 5081 return rc; 5082 5083 } 5084 5085 static int 5086 pm8001_chip_sas_re_initialization(struct pm8001_hba_info *pm8001_ha) 5087 { 5088 struct sas_re_initialization_req payload; 5089 struct inbound_queue_table *circularQ; 5090 struct pm8001_ccb_info *ccb; 5091 int rc; 5092 u32 tag; 5093 u32 opc = OPC_INB_SAS_RE_INITIALIZE; 5094 memset(&payload, 0, sizeof(payload)); 5095 rc = pm8001_tag_alloc(pm8001_ha, &tag); 5096 if (rc) 5097 return -ENOMEM; 5098 ccb = &pm8001_ha->ccb_info[tag]; 5099 ccb->ccb_tag = tag; 5100 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 5101 payload.tag = cpu_to_le32(tag); 5102 payload.SSAHOLT = cpu_to_le32(0xd << 25); 5103 payload.sata_hol_tmo = cpu_to_le32(80); 5104 payload.open_reject_cmdretries_data_retries = cpu_to_le32(0xff00ff); 5105 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0); 5106 if (rc) 5107 pm8001_tag_free(pm8001_ha, tag); 5108 return rc; 5109 5110 } 5111 5112 const struct pm8001_dispatch pm8001_8001_dispatch = { 5113 .name = "pmc8001", 5114 .chip_init = pm8001_chip_init, 5115 .chip_soft_rst = pm8001_chip_soft_rst, 5116 .chip_rst = pm8001_hw_chip_rst, 5117 .chip_iounmap = pm8001_chip_iounmap, 5118 .isr = pm8001_chip_isr, 5119 .is_our_interupt = pm8001_chip_is_our_interupt, 5120 .isr_process_oq = process_oq, 5121 .interrupt_enable = pm8001_chip_interrupt_enable, 5122 .interrupt_disable = pm8001_chip_interrupt_disable, 5123 .make_prd = pm8001_chip_make_sg, 5124 .smp_req = pm8001_chip_smp_req, 5125 .ssp_io_req = pm8001_chip_ssp_io_req, 5126 .sata_req = pm8001_chip_sata_req, 5127 .phy_start_req = pm8001_chip_phy_start_req, 5128 .phy_stop_req = pm8001_chip_phy_stop_req, 5129 .reg_dev_req = pm8001_chip_reg_dev_req, 5130 .dereg_dev_req = pm8001_chip_dereg_dev_req, 5131 .phy_ctl_req = pm8001_chip_phy_ctl_req, 5132 .task_abort = pm8001_chip_abort_task, 5133 .ssp_tm_req = pm8001_chip_ssp_tm_req, 5134 .get_nvmd_req = pm8001_chip_get_nvmd_req, 5135 .set_nvmd_req = pm8001_chip_set_nvmd_req, 5136 .fw_flash_update_req = pm8001_chip_fw_flash_update_req, 5137 .set_dev_state_req = pm8001_chip_set_dev_state_req, 5138 .sas_re_init_req = pm8001_chip_sas_re_initialization, 5139 }; 5140