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 < PCI_STD_NUM_BARS; 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 #ifndef PM8001_USE_MSIX 1208 /** 1209 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt 1210 * @pm8001_ha: our hba card information 1211 */ 1212 static void 1213 pm8001_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha) 1214 { 1215 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL); 1216 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL); 1217 } 1218 1219 /** 1220 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt 1221 * @pm8001_ha: our hba card information 1222 */ 1223 static void 1224 pm8001_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha) 1225 { 1226 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_MASK_ALL); 1227 } 1228 1229 #else 1230 1231 /** 1232 * pm8001_chip_msix_interrupt_enable - enable PM8001 chip interrupt 1233 * @pm8001_ha: our hba card information 1234 */ 1235 static void 1236 pm8001_chip_msix_interrupt_enable(struct pm8001_hba_info *pm8001_ha, 1237 u32 int_vec_idx) 1238 { 1239 u32 msi_index; 1240 u32 value; 1241 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE; 1242 msi_index += MSIX_TABLE_BASE; 1243 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_ENABLE); 1244 value = (1 << int_vec_idx); 1245 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, value); 1246 1247 } 1248 1249 /** 1250 * pm8001_chip_msix_interrupt_disable - disable PM8001 chip interrupt 1251 * @pm8001_ha: our hba card information 1252 */ 1253 static void 1254 pm8001_chip_msix_interrupt_disable(struct pm8001_hba_info *pm8001_ha, 1255 u32 int_vec_idx) 1256 { 1257 u32 msi_index; 1258 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE; 1259 msi_index += MSIX_TABLE_BASE; 1260 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_DISABLE); 1261 } 1262 #endif 1263 1264 /** 1265 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt 1266 * @pm8001_ha: our hba card information 1267 */ 1268 static void 1269 pm8001_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec) 1270 { 1271 #ifdef PM8001_USE_MSIX 1272 pm8001_chip_msix_interrupt_enable(pm8001_ha, 0); 1273 #else 1274 pm8001_chip_intx_interrupt_enable(pm8001_ha); 1275 #endif 1276 } 1277 1278 /** 1279 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt 1280 * @pm8001_ha: our hba card information 1281 */ 1282 static void 1283 pm8001_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec) 1284 { 1285 #ifdef PM8001_USE_MSIX 1286 pm8001_chip_msix_interrupt_disable(pm8001_ha, 0); 1287 #else 1288 pm8001_chip_intx_interrupt_disable(pm8001_ha); 1289 #endif 1290 } 1291 1292 /** 1293 * pm8001_mpi_msg_free_get - get the free message buffer for transfer 1294 * inbound queue. 1295 * @circularQ: the inbound queue we want to transfer to HBA. 1296 * @messageSize: the message size of this transfer, normally it is 64 bytes 1297 * @messagePtr: the pointer to message. 1298 */ 1299 int pm8001_mpi_msg_free_get(struct inbound_queue_table *circularQ, 1300 u16 messageSize, void **messagePtr) 1301 { 1302 u32 offset, consumer_index; 1303 struct mpi_msg_hdr *msgHeader; 1304 u8 bcCount = 1; /* only support single buffer */ 1305 1306 /* Checks is the requested message size can be allocated in this queue*/ 1307 if (messageSize > IOMB_SIZE_SPCV) { 1308 *messagePtr = NULL; 1309 return -1; 1310 } 1311 1312 /* Stores the new consumer index */ 1313 consumer_index = pm8001_read_32(circularQ->ci_virt); 1314 circularQ->consumer_index = cpu_to_le32(consumer_index); 1315 if (((circularQ->producer_idx + bcCount) % PM8001_MPI_QUEUE) == 1316 le32_to_cpu(circularQ->consumer_index)) { 1317 *messagePtr = NULL; 1318 return -1; 1319 } 1320 /* get memory IOMB buffer address */ 1321 offset = circularQ->producer_idx * messageSize; 1322 /* increment to next bcCount element */ 1323 circularQ->producer_idx = (circularQ->producer_idx + bcCount) 1324 % PM8001_MPI_QUEUE; 1325 /* Adds that distance to the base of the region virtual address plus 1326 the message header size*/ 1327 msgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + offset); 1328 *messagePtr = ((void *)msgHeader) + sizeof(struct mpi_msg_hdr); 1329 return 0; 1330 } 1331 1332 /** 1333 * pm8001_mpi_build_cmd- build the message queue for transfer, update the PI to 1334 * FW to tell the fw to get this message from IOMB. 1335 * @pm8001_ha: our hba card information 1336 * @circularQ: the inbound queue we want to transfer to HBA. 1337 * @opCode: the operation code represents commands which LLDD and fw recognized. 1338 * @payload: the command payload of each operation command. 1339 * @nb: size in bytes of the command payload 1340 * @responseQueue: queue to interrupt on w/ command response (if any) 1341 */ 1342 int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha, 1343 struct inbound_queue_table *circularQ, 1344 u32 opCode, void *payload, size_t nb, 1345 u32 responseQueue) 1346 { 1347 u32 Header = 0, hpriority = 0, bc = 1, category = 0x02; 1348 void *pMessage; 1349 1350 if (pm8001_mpi_msg_free_get(circularQ, pm8001_ha->iomb_size, 1351 &pMessage) < 0) { 1352 PM8001_IO_DBG(pm8001_ha, 1353 pm8001_printk("No free mpi buffer\n")); 1354 return -ENOMEM; 1355 } 1356 1357 if (nb > (pm8001_ha->iomb_size - sizeof(struct mpi_msg_hdr))) 1358 nb = pm8001_ha->iomb_size - sizeof(struct mpi_msg_hdr); 1359 memcpy(pMessage, payload, nb); 1360 if (nb + sizeof(struct mpi_msg_hdr) < pm8001_ha->iomb_size) 1361 memset(pMessage + nb, 0, pm8001_ha->iomb_size - 1362 (nb + sizeof(struct mpi_msg_hdr))); 1363 1364 /*Build the header*/ 1365 Header = ((1 << 31) | (hpriority << 30) | ((bc & 0x1f) << 24) 1366 | ((responseQueue & 0x3F) << 16) 1367 | ((category & 0xF) << 12) | (opCode & 0xFFF)); 1368 1369 pm8001_write_32((pMessage - 4), 0, cpu_to_le32(Header)); 1370 /*Update the PI to the firmware*/ 1371 pm8001_cw32(pm8001_ha, circularQ->pi_pci_bar, 1372 circularQ->pi_offset, circularQ->producer_idx); 1373 PM8001_DEVIO_DBG(pm8001_ha, 1374 pm8001_printk("INB Q %x OPCODE:%x , UPDATED PI=%d CI=%d\n", 1375 responseQueue, opCode, circularQ->producer_idx, 1376 circularQ->consumer_index)); 1377 return 0; 1378 } 1379 1380 u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg, 1381 struct outbound_queue_table *circularQ, u8 bc) 1382 { 1383 u32 producer_index; 1384 struct mpi_msg_hdr *msgHeader; 1385 struct mpi_msg_hdr *pOutBoundMsgHeader; 1386 1387 msgHeader = (struct mpi_msg_hdr *)(pMsg - sizeof(struct mpi_msg_hdr)); 1388 pOutBoundMsgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + 1389 circularQ->consumer_idx * pm8001_ha->iomb_size); 1390 if (pOutBoundMsgHeader != msgHeader) { 1391 PM8001_FAIL_DBG(pm8001_ha, 1392 pm8001_printk("consumer_idx = %d msgHeader = %p\n", 1393 circularQ->consumer_idx, msgHeader)); 1394 1395 /* Update the producer index from SPC */ 1396 producer_index = pm8001_read_32(circularQ->pi_virt); 1397 circularQ->producer_index = cpu_to_le32(producer_index); 1398 PM8001_FAIL_DBG(pm8001_ha, 1399 pm8001_printk("consumer_idx = %d producer_index = %d" 1400 "msgHeader = %p\n", circularQ->consumer_idx, 1401 circularQ->producer_index, msgHeader)); 1402 return 0; 1403 } 1404 /* free the circular queue buffer elements associated with the message*/ 1405 circularQ->consumer_idx = (circularQ->consumer_idx + bc) 1406 % PM8001_MPI_QUEUE; 1407 /* update the CI of outbound queue */ 1408 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, circularQ->ci_offset, 1409 circularQ->consumer_idx); 1410 /* Update the producer index from SPC*/ 1411 producer_index = pm8001_read_32(circularQ->pi_virt); 1412 circularQ->producer_index = cpu_to_le32(producer_index); 1413 PM8001_IO_DBG(pm8001_ha, 1414 pm8001_printk(" CI=%d PI=%d\n", circularQ->consumer_idx, 1415 circularQ->producer_index)); 1416 return 0; 1417 } 1418 1419 /** 1420 * pm8001_mpi_msg_consume- get the MPI message from outbound queue 1421 * message table. 1422 * @pm8001_ha: our hba card information 1423 * @circularQ: the outbound queue table. 1424 * @messagePtr1: the message contents of this outbound message. 1425 * @pBC: the message size. 1426 */ 1427 u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha, 1428 struct outbound_queue_table *circularQ, 1429 void **messagePtr1, u8 *pBC) 1430 { 1431 struct mpi_msg_hdr *msgHeader; 1432 __le32 msgHeader_tmp; 1433 u32 header_tmp; 1434 do { 1435 /* If there are not-yet-delivered messages ... */ 1436 if (le32_to_cpu(circularQ->producer_index) 1437 != circularQ->consumer_idx) { 1438 /*Get the pointer to the circular queue buffer element*/ 1439 msgHeader = (struct mpi_msg_hdr *) 1440 (circularQ->base_virt + 1441 circularQ->consumer_idx * pm8001_ha->iomb_size); 1442 /* read header */ 1443 header_tmp = pm8001_read_32(msgHeader); 1444 msgHeader_tmp = cpu_to_le32(header_tmp); 1445 PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( 1446 "outbound opcode msgheader:%x ci=%d pi=%d\n", 1447 msgHeader_tmp, circularQ->consumer_idx, 1448 circularQ->producer_index)); 1449 if (0 != (le32_to_cpu(msgHeader_tmp) & 0x80000000)) { 1450 if (OPC_OUB_SKIP_ENTRY != 1451 (le32_to_cpu(msgHeader_tmp) & 0xfff)) { 1452 *messagePtr1 = 1453 ((u8 *)msgHeader) + 1454 sizeof(struct mpi_msg_hdr); 1455 *pBC = (u8)((le32_to_cpu(msgHeader_tmp) 1456 >> 24) & 0x1f); 1457 PM8001_IO_DBG(pm8001_ha, 1458 pm8001_printk(": CI=%d PI=%d " 1459 "msgHeader=%x\n", 1460 circularQ->consumer_idx, 1461 circularQ->producer_index, 1462 msgHeader_tmp)); 1463 return MPI_IO_STATUS_SUCCESS; 1464 } else { 1465 circularQ->consumer_idx = 1466 (circularQ->consumer_idx + 1467 ((le32_to_cpu(msgHeader_tmp) 1468 >> 24) & 0x1f)) 1469 % PM8001_MPI_QUEUE; 1470 msgHeader_tmp = 0; 1471 pm8001_write_32(msgHeader, 0, 0); 1472 /* update the CI of outbound queue */ 1473 pm8001_cw32(pm8001_ha, 1474 circularQ->ci_pci_bar, 1475 circularQ->ci_offset, 1476 circularQ->consumer_idx); 1477 } 1478 } else { 1479 circularQ->consumer_idx = 1480 (circularQ->consumer_idx + 1481 ((le32_to_cpu(msgHeader_tmp) >> 24) & 1482 0x1f)) % PM8001_MPI_QUEUE; 1483 msgHeader_tmp = 0; 1484 pm8001_write_32(msgHeader, 0, 0); 1485 /* update the CI of outbound queue */ 1486 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, 1487 circularQ->ci_offset, 1488 circularQ->consumer_idx); 1489 return MPI_IO_STATUS_FAIL; 1490 } 1491 } else { 1492 u32 producer_index; 1493 void *pi_virt = circularQ->pi_virt; 1494 /* spurious interrupt during setup if 1495 * kexec-ing and driver doing a doorbell access 1496 * with the pre-kexec oq interrupt setup 1497 */ 1498 if (!pi_virt) 1499 break; 1500 /* Update the producer index from SPC */ 1501 producer_index = pm8001_read_32(pi_virt); 1502 circularQ->producer_index = cpu_to_le32(producer_index); 1503 } 1504 } while (le32_to_cpu(circularQ->producer_index) != 1505 circularQ->consumer_idx); 1506 /* while we don't have any more not-yet-delivered message */ 1507 /* report empty */ 1508 return MPI_IO_STATUS_BUSY; 1509 } 1510 1511 void pm8001_work_fn(struct work_struct *work) 1512 { 1513 struct pm8001_work *pw = container_of(work, struct pm8001_work, work); 1514 struct pm8001_device *pm8001_dev; 1515 struct domain_device *dev; 1516 1517 /* 1518 * So far, all users of this stash an associated structure here. 1519 * If we get here, and this pointer is null, then the action 1520 * was cancelled. This nullification happens when the device 1521 * goes away. 1522 */ 1523 pm8001_dev = pw->data; /* Most stash device structure */ 1524 if ((pm8001_dev == NULL) 1525 || ((pw->handler != IO_XFER_ERROR_BREAK) 1526 && (pm8001_dev->dev_type == SAS_PHY_UNUSED))) { 1527 kfree(pw); 1528 return; 1529 } 1530 1531 switch (pw->handler) { 1532 case IO_XFER_ERROR_BREAK: 1533 { /* This one stashes the sas_task instead */ 1534 struct sas_task *t = (struct sas_task *)pm8001_dev; 1535 u32 tag; 1536 struct pm8001_ccb_info *ccb; 1537 struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha; 1538 unsigned long flags, flags1; 1539 struct task_status_struct *ts; 1540 int i; 1541 1542 if (pm8001_query_task(t) == TMF_RESP_FUNC_SUCC) 1543 break; /* Task still on lu */ 1544 spin_lock_irqsave(&pm8001_ha->lock, flags); 1545 1546 spin_lock_irqsave(&t->task_state_lock, flags1); 1547 if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) { 1548 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1549 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1550 break; /* Task got completed by another */ 1551 } 1552 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1553 1554 /* Search for a possible ccb that matches the task */ 1555 for (i = 0; ccb = NULL, i < PM8001_MAX_CCB; i++) { 1556 ccb = &pm8001_ha->ccb_info[i]; 1557 tag = ccb->ccb_tag; 1558 if ((tag != 0xFFFFFFFF) && (ccb->task == t)) 1559 break; 1560 } 1561 if (!ccb) { 1562 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1563 break; /* Task got freed by another */ 1564 } 1565 ts = &t->task_status; 1566 ts->resp = SAS_TASK_COMPLETE; 1567 /* Force the midlayer to retry */ 1568 ts->stat = SAS_QUEUE_FULL; 1569 pm8001_dev = ccb->device; 1570 if (pm8001_dev) 1571 pm8001_dev->running_req--; 1572 spin_lock_irqsave(&t->task_state_lock, flags1); 1573 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 1574 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 1575 t->task_state_flags |= SAS_TASK_STATE_DONE; 1576 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 1577 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1578 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p" 1579 " done with event 0x%x resp 0x%x stat 0x%x but" 1580 " aborted by upper layer!\n", 1581 t, pw->handler, ts->resp, ts->stat)); 1582 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 1583 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1584 } else { 1585 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1586 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 1587 mb();/* in order to force CPU ordering */ 1588 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1589 t->task_done(t); 1590 } 1591 } break; 1592 case IO_XFER_OPEN_RETRY_TIMEOUT: 1593 { /* This one stashes the sas_task instead */ 1594 struct sas_task *t = (struct sas_task *)pm8001_dev; 1595 u32 tag; 1596 struct pm8001_ccb_info *ccb; 1597 struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha; 1598 unsigned long flags, flags1; 1599 int i, ret = 0; 1600 1601 PM8001_IO_DBG(pm8001_ha, 1602 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 1603 1604 ret = pm8001_query_task(t); 1605 1606 PM8001_IO_DBG(pm8001_ha, 1607 switch (ret) { 1608 case TMF_RESP_FUNC_SUCC: 1609 pm8001_printk("...Task on lu\n"); 1610 break; 1611 1612 case TMF_RESP_FUNC_COMPLETE: 1613 pm8001_printk("...Task NOT on lu\n"); 1614 break; 1615 1616 default: 1617 PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( 1618 "...query task failed!!!\n")); 1619 break; 1620 }); 1621 1622 spin_lock_irqsave(&pm8001_ha->lock, flags); 1623 1624 spin_lock_irqsave(&t->task_state_lock, flags1); 1625 1626 if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) { 1627 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1628 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1629 if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */ 1630 (void)pm8001_abort_task(t); 1631 break; /* Task got completed by another */ 1632 } 1633 1634 spin_unlock_irqrestore(&t->task_state_lock, flags1); 1635 1636 /* Search for a possible ccb that matches the task */ 1637 for (i = 0; ccb = NULL, i < PM8001_MAX_CCB; i++) { 1638 ccb = &pm8001_ha->ccb_info[i]; 1639 tag = ccb->ccb_tag; 1640 if ((tag != 0xFFFFFFFF) && (ccb->task == t)) 1641 break; 1642 } 1643 if (!ccb) { 1644 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1645 if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */ 1646 (void)pm8001_abort_task(t); 1647 break; /* Task got freed by another */ 1648 } 1649 1650 pm8001_dev = ccb->device; 1651 dev = pm8001_dev->sas_device; 1652 1653 switch (ret) { 1654 case TMF_RESP_FUNC_SUCC: /* task on lu */ 1655 ccb->open_retry = 1; /* Snub completion */ 1656 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1657 ret = pm8001_abort_task(t); 1658 ccb->open_retry = 0; 1659 switch (ret) { 1660 case TMF_RESP_FUNC_SUCC: 1661 case TMF_RESP_FUNC_COMPLETE: 1662 break; 1663 default: /* device misbehavior */ 1664 ret = TMF_RESP_FUNC_FAILED; 1665 PM8001_IO_DBG(pm8001_ha, 1666 pm8001_printk("...Reset phy\n")); 1667 pm8001_I_T_nexus_reset(dev); 1668 break; 1669 } 1670 break; 1671 1672 case TMF_RESP_FUNC_COMPLETE: /* task not on lu */ 1673 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1674 /* Do we need to abort the task locally? */ 1675 break; 1676 1677 default: /* device misbehavior */ 1678 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 1679 ret = TMF_RESP_FUNC_FAILED; 1680 PM8001_IO_DBG(pm8001_ha, 1681 pm8001_printk("...Reset phy\n")); 1682 pm8001_I_T_nexus_reset(dev); 1683 } 1684 1685 if (ret == TMF_RESP_FUNC_FAILED) 1686 t = NULL; 1687 pm8001_open_reject_retry(pm8001_ha, t, pm8001_dev); 1688 PM8001_IO_DBG(pm8001_ha, pm8001_printk("...Complete\n")); 1689 } break; 1690 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 1691 dev = pm8001_dev->sas_device; 1692 pm8001_I_T_nexus_event_handler(dev); 1693 break; 1694 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY: 1695 dev = pm8001_dev->sas_device; 1696 pm8001_I_T_nexus_reset(dev); 1697 break; 1698 case IO_DS_IN_ERROR: 1699 dev = pm8001_dev->sas_device; 1700 pm8001_I_T_nexus_reset(dev); 1701 break; 1702 case IO_DS_NON_OPERATIONAL: 1703 dev = pm8001_dev->sas_device; 1704 pm8001_I_T_nexus_reset(dev); 1705 break; 1706 } 1707 kfree(pw); 1708 } 1709 1710 int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha, void *data, 1711 int handler) 1712 { 1713 struct pm8001_work *pw; 1714 int ret = 0; 1715 1716 pw = kmalloc(sizeof(struct pm8001_work), GFP_ATOMIC); 1717 if (pw) { 1718 pw->pm8001_ha = pm8001_ha; 1719 pw->data = data; 1720 pw->handler = handler; 1721 INIT_WORK(&pw->work, pm8001_work_fn); 1722 queue_work(pm8001_wq, &pw->work); 1723 } else 1724 ret = -ENOMEM; 1725 1726 return ret; 1727 } 1728 1729 static void pm8001_send_abort_all(struct pm8001_hba_info *pm8001_ha, 1730 struct pm8001_device *pm8001_ha_dev) 1731 { 1732 int res; 1733 u32 ccb_tag; 1734 struct pm8001_ccb_info *ccb; 1735 struct sas_task *task = NULL; 1736 struct task_abort_req task_abort; 1737 struct inbound_queue_table *circularQ; 1738 u32 opc = OPC_INB_SATA_ABORT; 1739 int ret; 1740 1741 if (!pm8001_ha_dev) { 1742 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("dev is null\n")); 1743 return; 1744 } 1745 1746 task = sas_alloc_slow_task(GFP_ATOMIC); 1747 1748 if (!task) { 1749 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("cannot " 1750 "allocate task\n")); 1751 return; 1752 } 1753 1754 task->task_done = pm8001_task_done; 1755 1756 res = pm8001_tag_alloc(pm8001_ha, &ccb_tag); 1757 if (res) 1758 return; 1759 1760 ccb = &pm8001_ha->ccb_info[ccb_tag]; 1761 ccb->device = pm8001_ha_dev; 1762 ccb->ccb_tag = ccb_tag; 1763 ccb->task = task; 1764 1765 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 1766 1767 memset(&task_abort, 0, sizeof(task_abort)); 1768 task_abort.abort_all = cpu_to_le32(1); 1769 task_abort.device_id = cpu_to_le32(pm8001_ha_dev->device_id); 1770 task_abort.tag = cpu_to_le32(ccb_tag); 1771 1772 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort, 1773 sizeof(task_abort), 0); 1774 if (ret) 1775 pm8001_tag_free(pm8001_ha, ccb_tag); 1776 1777 } 1778 1779 static void pm8001_send_read_log(struct pm8001_hba_info *pm8001_ha, 1780 struct pm8001_device *pm8001_ha_dev) 1781 { 1782 struct sata_start_req sata_cmd; 1783 int res; 1784 u32 ccb_tag; 1785 struct pm8001_ccb_info *ccb; 1786 struct sas_task *task = NULL; 1787 struct host_to_dev_fis fis; 1788 struct domain_device *dev; 1789 struct inbound_queue_table *circularQ; 1790 u32 opc = OPC_INB_SATA_HOST_OPSTART; 1791 1792 task = sas_alloc_slow_task(GFP_ATOMIC); 1793 1794 if (!task) { 1795 PM8001_FAIL_DBG(pm8001_ha, 1796 pm8001_printk("cannot allocate task !!!\n")); 1797 return; 1798 } 1799 task->task_done = pm8001_task_done; 1800 1801 res = pm8001_tag_alloc(pm8001_ha, &ccb_tag); 1802 if (res) { 1803 sas_free_task(task); 1804 PM8001_FAIL_DBG(pm8001_ha, 1805 pm8001_printk("cannot allocate tag !!!\n")); 1806 return; 1807 } 1808 1809 /* allocate domain device by ourselves as libsas 1810 * is not going to provide any 1811 */ 1812 dev = kzalloc(sizeof(struct domain_device), GFP_ATOMIC); 1813 if (!dev) { 1814 sas_free_task(task); 1815 pm8001_tag_free(pm8001_ha, ccb_tag); 1816 PM8001_FAIL_DBG(pm8001_ha, 1817 pm8001_printk("Domain device cannot be allocated\n")); 1818 return; 1819 } 1820 task->dev = dev; 1821 task->dev->lldd_dev = pm8001_ha_dev; 1822 1823 ccb = &pm8001_ha->ccb_info[ccb_tag]; 1824 ccb->device = pm8001_ha_dev; 1825 ccb->ccb_tag = ccb_tag; 1826 ccb->task = task; 1827 pm8001_ha_dev->id |= NCQ_READ_LOG_FLAG; 1828 pm8001_ha_dev->id |= NCQ_2ND_RLE_FLAG; 1829 1830 memset(&sata_cmd, 0, sizeof(sata_cmd)); 1831 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 1832 1833 /* construct read log FIS */ 1834 memset(&fis, 0, sizeof(struct host_to_dev_fis)); 1835 fis.fis_type = 0x27; 1836 fis.flags = 0x80; 1837 fis.command = ATA_CMD_READ_LOG_EXT; 1838 fis.lbal = 0x10; 1839 fis.sector_count = 0x1; 1840 1841 sata_cmd.tag = cpu_to_le32(ccb_tag); 1842 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id); 1843 sata_cmd.ncqtag_atap_dir_m |= ((0x1 << 7) | (0x5 << 9)); 1844 memcpy(&sata_cmd.sata_fis, &fis, sizeof(struct host_to_dev_fis)); 1845 1846 res = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 1847 sizeof(sata_cmd), 0); 1848 if (res) { 1849 sas_free_task(task); 1850 pm8001_tag_free(pm8001_ha, ccb_tag); 1851 kfree(dev); 1852 } 1853 } 1854 1855 /** 1856 * mpi_ssp_completion- process the event that FW response to the SSP request. 1857 * @pm8001_ha: our hba card information 1858 * @piomb: the message contents of this outbound message. 1859 * 1860 * When FW has completed a ssp request for example a IO request, after it has 1861 * filled the SG data with the data, it will trigger this event represent 1862 * that he has finished the job,please check the coresponding buffer. 1863 * So we will tell the caller who maybe waiting the result to tell upper layer 1864 * that the task has been finished. 1865 */ 1866 static void 1867 mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) 1868 { 1869 struct sas_task *t; 1870 struct pm8001_ccb_info *ccb; 1871 unsigned long flags; 1872 u32 status; 1873 u32 param; 1874 u32 tag; 1875 struct ssp_completion_resp *psspPayload; 1876 struct task_status_struct *ts; 1877 struct ssp_response_iu *iu; 1878 struct pm8001_device *pm8001_dev; 1879 psspPayload = (struct ssp_completion_resp *)(piomb + 4); 1880 status = le32_to_cpu(psspPayload->status); 1881 tag = le32_to_cpu(psspPayload->tag); 1882 ccb = &pm8001_ha->ccb_info[tag]; 1883 if ((status == IO_ABORTED) && ccb->open_retry) { 1884 /* Being completed by another */ 1885 ccb->open_retry = 0; 1886 return; 1887 } 1888 pm8001_dev = ccb->device; 1889 param = le32_to_cpu(psspPayload->param); 1890 1891 t = ccb->task; 1892 1893 if (status && status != IO_UNDERFLOW) 1894 PM8001_FAIL_DBG(pm8001_ha, 1895 pm8001_printk("sas IO status 0x%x\n", status)); 1896 if (unlikely(!t || !t->lldd_task || !t->dev)) 1897 return; 1898 ts = &t->task_status; 1899 /* Print sas address of IO failed device */ 1900 if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && 1901 (status != IO_UNDERFLOW)) 1902 PM8001_FAIL_DBG(pm8001_ha, 1903 pm8001_printk("SAS Address of IO Failure Drive:" 1904 "%016llx", SAS_ADDR(t->dev->sas_addr))); 1905 1906 if (status) 1907 PM8001_IOERR_DBG(pm8001_ha, pm8001_printk( 1908 "status:0x%x, tag:0x%x, task:0x%p\n", 1909 status, tag, t)); 1910 1911 switch (status) { 1912 case IO_SUCCESS: 1913 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS" 1914 ",param = %d\n", param)); 1915 if (param == 0) { 1916 ts->resp = SAS_TASK_COMPLETE; 1917 ts->stat = SAM_STAT_GOOD; 1918 } else { 1919 ts->resp = SAS_TASK_COMPLETE; 1920 ts->stat = SAS_PROTO_RESPONSE; 1921 ts->residual = param; 1922 iu = &psspPayload->ssp_resp_iu; 1923 sas_ssp_task_response(pm8001_ha->dev, t, iu); 1924 } 1925 if (pm8001_dev) 1926 pm8001_dev->running_req--; 1927 break; 1928 case IO_ABORTED: 1929 PM8001_IO_DBG(pm8001_ha, 1930 pm8001_printk("IO_ABORTED IOMB Tag\n")); 1931 ts->resp = SAS_TASK_COMPLETE; 1932 ts->stat = SAS_ABORTED_TASK; 1933 break; 1934 case IO_UNDERFLOW: 1935 /* SSP Completion with error */ 1936 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW" 1937 ",param = %d\n", param)); 1938 ts->resp = SAS_TASK_COMPLETE; 1939 ts->stat = SAS_DATA_UNDERRUN; 1940 ts->residual = param; 1941 if (pm8001_dev) 1942 pm8001_dev->running_req--; 1943 break; 1944 case IO_NO_DEVICE: 1945 PM8001_IO_DBG(pm8001_ha, 1946 pm8001_printk("IO_NO_DEVICE\n")); 1947 ts->resp = SAS_TASK_UNDELIVERED; 1948 ts->stat = SAS_PHY_DOWN; 1949 break; 1950 case IO_XFER_ERROR_BREAK: 1951 PM8001_IO_DBG(pm8001_ha, 1952 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 1953 ts->resp = SAS_TASK_COMPLETE; 1954 ts->stat = SAS_OPEN_REJECT; 1955 /* Force the midlayer to retry */ 1956 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1957 break; 1958 case IO_XFER_ERROR_PHY_NOT_READY: 1959 PM8001_IO_DBG(pm8001_ha, 1960 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 1961 ts->resp = SAS_TASK_COMPLETE; 1962 ts->stat = SAS_OPEN_REJECT; 1963 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1964 break; 1965 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 1966 PM8001_IO_DBG(pm8001_ha, 1967 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); 1968 ts->resp = SAS_TASK_COMPLETE; 1969 ts->stat = SAS_OPEN_REJECT; 1970 ts->open_rej_reason = SAS_OREJ_EPROTO; 1971 break; 1972 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 1973 PM8001_IO_DBG(pm8001_ha, 1974 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 1975 ts->resp = SAS_TASK_COMPLETE; 1976 ts->stat = SAS_OPEN_REJECT; 1977 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1978 break; 1979 case IO_OPEN_CNX_ERROR_BREAK: 1980 PM8001_IO_DBG(pm8001_ha, 1981 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 1982 ts->resp = SAS_TASK_COMPLETE; 1983 ts->stat = SAS_OPEN_REJECT; 1984 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1985 break; 1986 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 1987 PM8001_IO_DBG(pm8001_ha, 1988 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 1989 ts->resp = SAS_TASK_COMPLETE; 1990 ts->stat = SAS_OPEN_REJECT; 1991 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1992 if (!t->uldd_task) 1993 pm8001_handle_event(pm8001_ha, 1994 pm8001_dev, 1995 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 1996 break; 1997 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 1998 PM8001_IO_DBG(pm8001_ha, 1999 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2000 ts->resp = SAS_TASK_COMPLETE; 2001 ts->stat = SAS_OPEN_REJECT; 2002 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2003 break; 2004 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2005 PM8001_IO_DBG(pm8001_ha, 2006 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2007 "NOT_SUPPORTED\n")); 2008 ts->resp = SAS_TASK_COMPLETE; 2009 ts->stat = SAS_OPEN_REJECT; 2010 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2011 break; 2012 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2013 PM8001_IO_DBG(pm8001_ha, 2014 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2015 ts->resp = SAS_TASK_UNDELIVERED; 2016 ts->stat = SAS_OPEN_REJECT; 2017 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2018 break; 2019 case IO_XFER_ERROR_NAK_RECEIVED: 2020 PM8001_IO_DBG(pm8001_ha, 2021 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2022 ts->resp = SAS_TASK_COMPLETE; 2023 ts->stat = SAS_OPEN_REJECT; 2024 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2025 break; 2026 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 2027 PM8001_IO_DBG(pm8001_ha, 2028 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); 2029 ts->resp = SAS_TASK_COMPLETE; 2030 ts->stat = SAS_NAK_R_ERR; 2031 break; 2032 case IO_XFER_ERROR_DMA: 2033 PM8001_IO_DBG(pm8001_ha, 2034 pm8001_printk("IO_XFER_ERROR_DMA\n")); 2035 ts->resp = SAS_TASK_COMPLETE; 2036 ts->stat = SAS_OPEN_REJECT; 2037 break; 2038 case IO_XFER_OPEN_RETRY_TIMEOUT: 2039 PM8001_IO_DBG(pm8001_ha, 2040 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2041 ts->resp = SAS_TASK_COMPLETE; 2042 ts->stat = SAS_OPEN_REJECT; 2043 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2044 break; 2045 case IO_XFER_ERROR_OFFSET_MISMATCH: 2046 PM8001_IO_DBG(pm8001_ha, 2047 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 2048 ts->resp = SAS_TASK_COMPLETE; 2049 ts->stat = SAS_OPEN_REJECT; 2050 break; 2051 case IO_PORT_IN_RESET: 2052 PM8001_IO_DBG(pm8001_ha, 2053 pm8001_printk("IO_PORT_IN_RESET\n")); 2054 ts->resp = SAS_TASK_COMPLETE; 2055 ts->stat = SAS_OPEN_REJECT; 2056 break; 2057 case IO_DS_NON_OPERATIONAL: 2058 PM8001_IO_DBG(pm8001_ha, 2059 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 2060 ts->resp = SAS_TASK_COMPLETE; 2061 ts->stat = SAS_OPEN_REJECT; 2062 if (!t->uldd_task) 2063 pm8001_handle_event(pm8001_ha, 2064 pm8001_dev, 2065 IO_DS_NON_OPERATIONAL); 2066 break; 2067 case IO_DS_IN_RECOVERY: 2068 PM8001_IO_DBG(pm8001_ha, 2069 pm8001_printk("IO_DS_IN_RECOVERY\n")); 2070 ts->resp = SAS_TASK_COMPLETE; 2071 ts->stat = SAS_OPEN_REJECT; 2072 break; 2073 case IO_TM_TAG_NOT_FOUND: 2074 PM8001_IO_DBG(pm8001_ha, 2075 pm8001_printk("IO_TM_TAG_NOT_FOUND\n")); 2076 ts->resp = SAS_TASK_COMPLETE; 2077 ts->stat = SAS_OPEN_REJECT; 2078 break; 2079 case IO_SSP_EXT_IU_ZERO_LEN_ERROR: 2080 PM8001_IO_DBG(pm8001_ha, 2081 pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n")); 2082 ts->resp = SAS_TASK_COMPLETE; 2083 ts->stat = SAS_OPEN_REJECT; 2084 break; 2085 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 2086 PM8001_IO_DBG(pm8001_ha, 2087 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 2088 ts->resp = SAS_TASK_COMPLETE; 2089 ts->stat = SAS_OPEN_REJECT; 2090 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2091 break; 2092 default: 2093 PM8001_DEVIO_DBG(pm8001_ha, 2094 pm8001_printk("Unknown status 0x%x\n", status)); 2095 /* not allowed case. Therefore, return failed status */ 2096 ts->resp = SAS_TASK_COMPLETE; 2097 ts->stat = SAS_OPEN_REJECT; 2098 break; 2099 } 2100 PM8001_IO_DBG(pm8001_ha, 2101 pm8001_printk("scsi_status = %x\n ", 2102 psspPayload->ssp_resp_iu.status)); 2103 spin_lock_irqsave(&t->task_state_lock, flags); 2104 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2105 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2106 t->task_state_flags |= SAS_TASK_STATE_DONE; 2107 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2108 spin_unlock_irqrestore(&t->task_state_lock, flags); 2109 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 2110 " io_status 0x%x resp 0x%x " 2111 "stat 0x%x but aborted by upper layer!\n", 2112 t, status, ts->resp, ts->stat)); 2113 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2114 } else { 2115 spin_unlock_irqrestore(&t->task_state_lock, flags); 2116 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2117 mb();/* in order to force CPU ordering */ 2118 t->task_done(t); 2119 } 2120 } 2121 2122 /*See the comments for mpi_ssp_completion */ 2123 static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 2124 { 2125 struct sas_task *t; 2126 unsigned long flags; 2127 struct task_status_struct *ts; 2128 struct pm8001_ccb_info *ccb; 2129 struct pm8001_device *pm8001_dev; 2130 struct ssp_event_resp *psspPayload = 2131 (struct ssp_event_resp *)(piomb + 4); 2132 u32 event = le32_to_cpu(psspPayload->event); 2133 u32 tag = le32_to_cpu(psspPayload->tag); 2134 u32 port_id = le32_to_cpu(psspPayload->port_id); 2135 u32 dev_id = le32_to_cpu(psspPayload->device_id); 2136 2137 ccb = &pm8001_ha->ccb_info[tag]; 2138 t = ccb->task; 2139 pm8001_dev = ccb->device; 2140 if (event) 2141 PM8001_FAIL_DBG(pm8001_ha, 2142 pm8001_printk("sas IO status 0x%x\n", event)); 2143 if (unlikely(!t || !t->lldd_task || !t->dev)) 2144 return; 2145 ts = &t->task_status; 2146 PM8001_DEVIO_DBG(pm8001_ha, 2147 pm8001_printk("port_id = %x,device_id = %x\n", 2148 port_id, dev_id)); 2149 switch (event) { 2150 case IO_OVERFLOW: 2151 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");) 2152 ts->resp = SAS_TASK_COMPLETE; 2153 ts->stat = SAS_DATA_OVERRUN; 2154 ts->residual = 0; 2155 if (pm8001_dev) 2156 pm8001_dev->running_req--; 2157 break; 2158 case IO_XFER_ERROR_BREAK: 2159 PM8001_IO_DBG(pm8001_ha, 2160 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2161 pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK); 2162 return; 2163 case IO_XFER_ERROR_PHY_NOT_READY: 2164 PM8001_IO_DBG(pm8001_ha, 2165 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2166 ts->resp = SAS_TASK_COMPLETE; 2167 ts->stat = SAS_OPEN_REJECT; 2168 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2169 break; 2170 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2171 PM8001_IO_DBG(pm8001_ha, 2172 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 2173 "_SUPPORTED\n")); 2174 ts->resp = SAS_TASK_COMPLETE; 2175 ts->stat = SAS_OPEN_REJECT; 2176 ts->open_rej_reason = SAS_OREJ_EPROTO; 2177 break; 2178 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2179 PM8001_IO_DBG(pm8001_ha, 2180 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2181 ts->resp = SAS_TASK_COMPLETE; 2182 ts->stat = SAS_OPEN_REJECT; 2183 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2184 break; 2185 case IO_OPEN_CNX_ERROR_BREAK: 2186 PM8001_IO_DBG(pm8001_ha, 2187 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2188 ts->resp = SAS_TASK_COMPLETE; 2189 ts->stat = SAS_OPEN_REJECT; 2190 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2191 break; 2192 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2193 PM8001_IO_DBG(pm8001_ha, 2194 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2195 ts->resp = SAS_TASK_COMPLETE; 2196 ts->stat = SAS_OPEN_REJECT; 2197 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2198 if (!t->uldd_task) 2199 pm8001_handle_event(pm8001_ha, 2200 pm8001_dev, 2201 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2202 break; 2203 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2204 PM8001_IO_DBG(pm8001_ha, 2205 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2206 ts->resp = SAS_TASK_COMPLETE; 2207 ts->stat = SAS_OPEN_REJECT; 2208 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2209 break; 2210 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2211 PM8001_IO_DBG(pm8001_ha, 2212 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2213 "NOT_SUPPORTED\n")); 2214 ts->resp = SAS_TASK_COMPLETE; 2215 ts->stat = SAS_OPEN_REJECT; 2216 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2217 break; 2218 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2219 PM8001_IO_DBG(pm8001_ha, 2220 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2221 ts->resp = SAS_TASK_COMPLETE; 2222 ts->stat = SAS_OPEN_REJECT; 2223 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2224 break; 2225 case IO_XFER_ERROR_NAK_RECEIVED: 2226 PM8001_IO_DBG(pm8001_ha, 2227 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2228 ts->resp = SAS_TASK_COMPLETE; 2229 ts->stat = SAS_OPEN_REJECT; 2230 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2231 break; 2232 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 2233 PM8001_IO_DBG(pm8001_ha, 2234 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); 2235 ts->resp = SAS_TASK_COMPLETE; 2236 ts->stat = SAS_NAK_R_ERR; 2237 break; 2238 case IO_XFER_OPEN_RETRY_TIMEOUT: 2239 PM8001_IO_DBG(pm8001_ha, 2240 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2241 pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT); 2242 return; 2243 case IO_XFER_ERROR_UNEXPECTED_PHASE: 2244 PM8001_IO_DBG(pm8001_ha, 2245 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); 2246 ts->resp = SAS_TASK_COMPLETE; 2247 ts->stat = SAS_DATA_OVERRUN; 2248 break; 2249 case IO_XFER_ERROR_XFER_RDY_OVERRUN: 2250 PM8001_IO_DBG(pm8001_ha, 2251 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); 2252 ts->resp = SAS_TASK_COMPLETE; 2253 ts->stat = SAS_DATA_OVERRUN; 2254 break; 2255 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: 2256 PM8001_IO_DBG(pm8001_ha, 2257 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); 2258 ts->resp = SAS_TASK_COMPLETE; 2259 ts->stat = SAS_DATA_OVERRUN; 2260 break; 2261 case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT: 2262 PM8001_IO_DBG(pm8001_ha, 2263 pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n")); 2264 ts->resp = SAS_TASK_COMPLETE; 2265 ts->stat = SAS_DATA_OVERRUN; 2266 break; 2267 case IO_XFER_ERROR_OFFSET_MISMATCH: 2268 PM8001_IO_DBG(pm8001_ha, 2269 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 2270 ts->resp = SAS_TASK_COMPLETE; 2271 ts->stat = SAS_DATA_OVERRUN; 2272 break; 2273 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: 2274 PM8001_IO_DBG(pm8001_ha, 2275 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); 2276 ts->resp = SAS_TASK_COMPLETE; 2277 ts->stat = SAS_DATA_OVERRUN; 2278 break; 2279 case IO_XFER_CMD_FRAME_ISSUED: 2280 PM8001_IO_DBG(pm8001_ha, 2281 pm8001_printk(" IO_XFER_CMD_FRAME_ISSUED\n")); 2282 return; 2283 default: 2284 PM8001_DEVIO_DBG(pm8001_ha, 2285 pm8001_printk("Unknown status 0x%x\n", event)); 2286 /* not allowed case. Therefore, return failed status */ 2287 ts->resp = SAS_TASK_COMPLETE; 2288 ts->stat = SAS_DATA_OVERRUN; 2289 break; 2290 } 2291 spin_lock_irqsave(&t->task_state_lock, flags); 2292 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2293 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2294 t->task_state_flags |= SAS_TASK_STATE_DONE; 2295 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2296 spin_unlock_irqrestore(&t->task_state_lock, flags); 2297 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 2298 " event 0x%x resp 0x%x " 2299 "stat 0x%x but aborted by upper layer!\n", 2300 t, event, ts->resp, ts->stat)); 2301 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2302 } else { 2303 spin_unlock_irqrestore(&t->task_state_lock, flags); 2304 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2305 mb();/* in order to force CPU ordering */ 2306 t->task_done(t); 2307 } 2308 } 2309 2310 /*See the comments for mpi_ssp_completion */ 2311 static void 2312 mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) 2313 { 2314 struct sas_task *t; 2315 struct pm8001_ccb_info *ccb; 2316 u32 param; 2317 u32 status; 2318 u32 tag; 2319 int i, j; 2320 u8 sata_addr_low[4]; 2321 u32 temp_sata_addr_low; 2322 u8 sata_addr_hi[4]; 2323 u32 temp_sata_addr_hi; 2324 struct sata_completion_resp *psataPayload; 2325 struct task_status_struct *ts; 2326 struct ata_task_resp *resp ; 2327 u32 *sata_resp; 2328 struct pm8001_device *pm8001_dev; 2329 unsigned long flags; 2330 2331 psataPayload = (struct sata_completion_resp *)(piomb + 4); 2332 status = le32_to_cpu(psataPayload->status); 2333 tag = le32_to_cpu(psataPayload->tag); 2334 2335 if (!tag) { 2336 PM8001_FAIL_DBG(pm8001_ha, 2337 pm8001_printk("tag null\n")); 2338 return; 2339 } 2340 ccb = &pm8001_ha->ccb_info[tag]; 2341 param = le32_to_cpu(psataPayload->param); 2342 if (ccb) { 2343 t = ccb->task; 2344 pm8001_dev = ccb->device; 2345 } else { 2346 PM8001_FAIL_DBG(pm8001_ha, 2347 pm8001_printk("ccb null\n")); 2348 return; 2349 } 2350 2351 if (t) { 2352 if (t->dev && (t->dev->lldd_dev)) 2353 pm8001_dev = t->dev->lldd_dev; 2354 } else { 2355 PM8001_FAIL_DBG(pm8001_ha, 2356 pm8001_printk("task null\n")); 2357 return; 2358 } 2359 2360 if ((pm8001_dev && !(pm8001_dev->id & NCQ_READ_LOG_FLAG)) 2361 && unlikely(!t || !t->lldd_task || !t->dev)) { 2362 PM8001_FAIL_DBG(pm8001_ha, 2363 pm8001_printk("task or dev null\n")); 2364 return; 2365 } 2366 2367 ts = &t->task_status; 2368 if (!ts) { 2369 PM8001_FAIL_DBG(pm8001_ha, 2370 pm8001_printk("ts null\n")); 2371 return; 2372 } 2373 2374 if (status) 2375 PM8001_IOERR_DBG(pm8001_ha, pm8001_printk( 2376 "status:0x%x, tag:0x%x, task::0x%p\n", 2377 status, tag, t)); 2378 2379 /* Print sas address of IO failed device */ 2380 if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && 2381 (status != IO_UNDERFLOW)) { 2382 if (!((t->dev->parent) && 2383 (dev_is_expander(t->dev->parent->dev_type)))) { 2384 for (i = 0 , j = 4; j <= 7 && i <= 3; i++ , j++) 2385 sata_addr_low[i] = pm8001_ha->sas_addr[j]; 2386 for (i = 0 , j = 0; j <= 3 && i <= 3; i++ , j++) 2387 sata_addr_hi[i] = pm8001_ha->sas_addr[j]; 2388 memcpy(&temp_sata_addr_low, sata_addr_low, 2389 sizeof(sata_addr_low)); 2390 memcpy(&temp_sata_addr_hi, sata_addr_hi, 2391 sizeof(sata_addr_hi)); 2392 temp_sata_addr_hi = (((temp_sata_addr_hi >> 24) & 0xff) 2393 |((temp_sata_addr_hi << 8) & 2394 0xff0000) | 2395 ((temp_sata_addr_hi >> 8) 2396 & 0xff00) | 2397 ((temp_sata_addr_hi << 24) & 2398 0xff000000)); 2399 temp_sata_addr_low = ((((temp_sata_addr_low >> 24) 2400 & 0xff) | 2401 ((temp_sata_addr_low << 8) 2402 & 0xff0000) | 2403 ((temp_sata_addr_low >> 8) 2404 & 0xff00) | 2405 ((temp_sata_addr_low << 24) 2406 & 0xff000000)) + 2407 pm8001_dev->attached_phy + 2408 0x10); 2409 PM8001_FAIL_DBG(pm8001_ha, 2410 pm8001_printk("SAS Address of IO Failure Drive:" 2411 "%08x%08x", temp_sata_addr_hi, 2412 temp_sata_addr_low)); 2413 } else { 2414 PM8001_FAIL_DBG(pm8001_ha, 2415 pm8001_printk("SAS Address of IO Failure Drive:" 2416 "%016llx", SAS_ADDR(t->dev->sas_addr))); 2417 } 2418 } 2419 switch (status) { 2420 case IO_SUCCESS: 2421 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 2422 if (param == 0) { 2423 ts->resp = SAS_TASK_COMPLETE; 2424 ts->stat = SAM_STAT_GOOD; 2425 /* check if response is for SEND READ LOG */ 2426 if (pm8001_dev && 2427 (pm8001_dev->id & NCQ_READ_LOG_FLAG)) { 2428 /* set new bit for abort_all */ 2429 pm8001_dev->id |= NCQ_ABORT_ALL_FLAG; 2430 /* clear bit for read log */ 2431 pm8001_dev->id = pm8001_dev->id & 0x7FFFFFFF; 2432 pm8001_send_abort_all(pm8001_ha, pm8001_dev); 2433 /* Free the tag */ 2434 pm8001_tag_free(pm8001_ha, tag); 2435 sas_free_task(t); 2436 return; 2437 } 2438 } else { 2439 u8 len; 2440 ts->resp = SAS_TASK_COMPLETE; 2441 ts->stat = SAS_PROTO_RESPONSE; 2442 ts->residual = param; 2443 PM8001_IO_DBG(pm8001_ha, 2444 pm8001_printk("SAS_PROTO_RESPONSE len = %d\n", 2445 param)); 2446 sata_resp = &psataPayload->sata_resp[0]; 2447 resp = (struct ata_task_resp *)ts->buf; 2448 if (t->ata_task.dma_xfer == 0 && 2449 t->data_dir == DMA_FROM_DEVICE) { 2450 len = sizeof(struct pio_setup_fis); 2451 PM8001_IO_DBG(pm8001_ha, 2452 pm8001_printk("PIO read len = %d\n", len)); 2453 } else if (t->ata_task.use_ncq) { 2454 len = sizeof(struct set_dev_bits_fis); 2455 PM8001_IO_DBG(pm8001_ha, 2456 pm8001_printk("FPDMA len = %d\n", len)); 2457 } else { 2458 len = sizeof(struct dev_to_host_fis); 2459 PM8001_IO_DBG(pm8001_ha, 2460 pm8001_printk("other len = %d\n", len)); 2461 } 2462 if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) { 2463 resp->frame_len = len; 2464 memcpy(&resp->ending_fis[0], sata_resp, len); 2465 ts->buf_valid_size = sizeof(*resp); 2466 } else 2467 PM8001_IO_DBG(pm8001_ha, 2468 pm8001_printk("response to large\n")); 2469 } 2470 if (pm8001_dev) 2471 pm8001_dev->running_req--; 2472 break; 2473 case IO_ABORTED: 2474 PM8001_IO_DBG(pm8001_ha, 2475 pm8001_printk("IO_ABORTED IOMB Tag\n")); 2476 ts->resp = SAS_TASK_COMPLETE; 2477 ts->stat = SAS_ABORTED_TASK; 2478 if (pm8001_dev) 2479 pm8001_dev->running_req--; 2480 break; 2481 /* following cases are to do cases */ 2482 case IO_UNDERFLOW: 2483 /* SATA Completion with error */ 2484 PM8001_IO_DBG(pm8001_ha, 2485 pm8001_printk("IO_UNDERFLOW param = %d\n", param)); 2486 ts->resp = SAS_TASK_COMPLETE; 2487 ts->stat = SAS_DATA_UNDERRUN; 2488 ts->residual = param; 2489 if (pm8001_dev) 2490 pm8001_dev->running_req--; 2491 break; 2492 case IO_NO_DEVICE: 2493 PM8001_IO_DBG(pm8001_ha, 2494 pm8001_printk("IO_NO_DEVICE\n")); 2495 ts->resp = SAS_TASK_UNDELIVERED; 2496 ts->stat = SAS_PHY_DOWN; 2497 break; 2498 case IO_XFER_ERROR_BREAK: 2499 PM8001_IO_DBG(pm8001_ha, 2500 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2501 ts->resp = SAS_TASK_COMPLETE; 2502 ts->stat = SAS_INTERRUPTED; 2503 break; 2504 case IO_XFER_ERROR_PHY_NOT_READY: 2505 PM8001_IO_DBG(pm8001_ha, 2506 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2507 ts->resp = SAS_TASK_COMPLETE; 2508 ts->stat = SAS_OPEN_REJECT; 2509 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2510 break; 2511 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2512 PM8001_IO_DBG(pm8001_ha, 2513 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 2514 "_SUPPORTED\n")); 2515 ts->resp = SAS_TASK_COMPLETE; 2516 ts->stat = SAS_OPEN_REJECT; 2517 ts->open_rej_reason = SAS_OREJ_EPROTO; 2518 break; 2519 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2520 PM8001_IO_DBG(pm8001_ha, 2521 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2522 ts->resp = SAS_TASK_COMPLETE; 2523 ts->stat = SAS_OPEN_REJECT; 2524 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2525 break; 2526 case IO_OPEN_CNX_ERROR_BREAK: 2527 PM8001_IO_DBG(pm8001_ha, 2528 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2529 ts->resp = SAS_TASK_COMPLETE; 2530 ts->stat = SAS_OPEN_REJECT; 2531 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2532 break; 2533 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2534 PM8001_IO_DBG(pm8001_ha, 2535 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2536 ts->resp = SAS_TASK_COMPLETE; 2537 ts->stat = SAS_DEV_NO_RESPONSE; 2538 if (!t->uldd_task) { 2539 pm8001_handle_event(pm8001_ha, 2540 pm8001_dev, 2541 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2542 ts->resp = SAS_TASK_UNDELIVERED; 2543 ts->stat = SAS_QUEUE_FULL; 2544 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2545 return; 2546 } 2547 break; 2548 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2549 PM8001_IO_DBG(pm8001_ha, 2550 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2551 ts->resp = SAS_TASK_UNDELIVERED; 2552 ts->stat = SAS_OPEN_REJECT; 2553 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2554 if (!t->uldd_task) { 2555 pm8001_handle_event(pm8001_ha, 2556 pm8001_dev, 2557 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2558 ts->resp = SAS_TASK_UNDELIVERED; 2559 ts->stat = SAS_QUEUE_FULL; 2560 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2561 return; 2562 } 2563 break; 2564 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2565 PM8001_IO_DBG(pm8001_ha, 2566 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2567 "NOT_SUPPORTED\n")); 2568 ts->resp = SAS_TASK_COMPLETE; 2569 ts->stat = SAS_OPEN_REJECT; 2570 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2571 break; 2572 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY: 2573 PM8001_IO_DBG(pm8001_ha, 2574 pm8001_printk("IO_OPEN_CNX_ERROR_STP_RESOURCES" 2575 "_BUSY\n")); 2576 ts->resp = SAS_TASK_COMPLETE; 2577 ts->stat = SAS_DEV_NO_RESPONSE; 2578 if (!t->uldd_task) { 2579 pm8001_handle_event(pm8001_ha, 2580 pm8001_dev, 2581 IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY); 2582 ts->resp = SAS_TASK_UNDELIVERED; 2583 ts->stat = SAS_QUEUE_FULL; 2584 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2585 return; 2586 } 2587 break; 2588 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2589 PM8001_IO_DBG(pm8001_ha, 2590 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2591 ts->resp = SAS_TASK_COMPLETE; 2592 ts->stat = SAS_OPEN_REJECT; 2593 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2594 break; 2595 case IO_XFER_ERROR_NAK_RECEIVED: 2596 PM8001_IO_DBG(pm8001_ha, 2597 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2598 ts->resp = SAS_TASK_COMPLETE; 2599 ts->stat = SAS_NAK_R_ERR; 2600 break; 2601 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 2602 PM8001_IO_DBG(pm8001_ha, 2603 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); 2604 ts->resp = SAS_TASK_COMPLETE; 2605 ts->stat = SAS_NAK_R_ERR; 2606 break; 2607 case IO_XFER_ERROR_DMA: 2608 PM8001_IO_DBG(pm8001_ha, 2609 pm8001_printk("IO_XFER_ERROR_DMA\n")); 2610 ts->resp = SAS_TASK_COMPLETE; 2611 ts->stat = SAS_ABORTED_TASK; 2612 break; 2613 case IO_XFER_ERROR_SATA_LINK_TIMEOUT: 2614 PM8001_IO_DBG(pm8001_ha, 2615 pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n")); 2616 ts->resp = SAS_TASK_UNDELIVERED; 2617 ts->stat = SAS_DEV_NO_RESPONSE; 2618 break; 2619 case IO_XFER_ERROR_REJECTED_NCQ_MODE: 2620 PM8001_IO_DBG(pm8001_ha, 2621 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); 2622 ts->resp = SAS_TASK_COMPLETE; 2623 ts->stat = SAS_DATA_UNDERRUN; 2624 break; 2625 case IO_XFER_OPEN_RETRY_TIMEOUT: 2626 PM8001_IO_DBG(pm8001_ha, 2627 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2628 ts->resp = SAS_TASK_COMPLETE; 2629 ts->stat = SAS_OPEN_TO; 2630 break; 2631 case IO_PORT_IN_RESET: 2632 PM8001_IO_DBG(pm8001_ha, 2633 pm8001_printk("IO_PORT_IN_RESET\n")); 2634 ts->resp = SAS_TASK_COMPLETE; 2635 ts->stat = SAS_DEV_NO_RESPONSE; 2636 break; 2637 case IO_DS_NON_OPERATIONAL: 2638 PM8001_IO_DBG(pm8001_ha, 2639 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 2640 ts->resp = SAS_TASK_COMPLETE; 2641 ts->stat = SAS_DEV_NO_RESPONSE; 2642 if (!t->uldd_task) { 2643 pm8001_handle_event(pm8001_ha, pm8001_dev, 2644 IO_DS_NON_OPERATIONAL); 2645 ts->resp = SAS_TASK_UNDELIVERED; 2646 ts->stat = SAS_QUEUE_FULL; 2647 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2648 return; 2649 } 2650 break; 2651 case IO_DS_IN_RECOVERY: 2652 PM8001_IO_DBG(pm8001_ha, 2653 pm8001_printk(" IO_DS_IN_RECOVERY\n")); 2654 ts->resp = SAS_TASK_COMPLETE; 2655 ts->stat = SAS_DEV_NO_RESPONSE; 2656 break; 2657 case IO_DS_IN_ERROR: 2658 PM8001_IO_DBG(pm8001_ha, 2659 pm8001_printk("IO_DS_IN_ERROR\n")); 2660 ts->resp = SAS_TASK_COMPLETE; 2661 ts->stat = SAS_DEV_NO_RESPONSE; 2662 if (!t->uldd_task) { 2663 pm8001_handle_event(pm8001_ha, pm8001_dev, 2664 IO_DS_IN_ERROR); 2665 ts->resp = SAS_TASK_UNDELIVERED; 2666 ts->stat = SAS_QUEUE_FULL; 2667 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2668 return; 2669 } 2670 break; 2671 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 2672 PM8001_IO_DBG(pm8001_ha, 2673 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 2674 ts->resp = SAS_TASK_COMPLETE; 2675 ts->stat = SAS_OPEN_REJECT; 2676 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2677 break; 2678 default: 2679 PM8001_DEVIO_DBG(pm8001_ha, 2680 pm8001_printk("Unknown status 0x%x\n", status)); 2681 /* not allowed case. Therefore, return failed status */ 2682 ts->resp = SAS_TASK_COMPLETE; 2683 ts->stat = SAS_DEV_NO_RESPONSE; 2684 break; 2685 } 2686 spin_lock_irqsave(&t->task_state_lock, flags); 2687 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2688 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2689 t->task_state_flags |= SAS_TASK_STATE_DONE; 2690 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2691 spin_unlock_irqrestore(&t->task_state_lock, flags); 2692 PM8001_FAIL_DBG(pm8001_ha, 2693 pm8001_printk("task 0x%p done with io_status 0x%x" 2694 " resp 0x%x stat 0x%x but aborted by upper layer!\n", 2695 t, status, ts->resp, ts->stat)); 2696 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2697 } else { 2698 spin_unlock_irqrestore(&t->task_state_lock, flags); 2699 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2700 } 2701 } 2702 2703 /*See the comments for mpi_ssp_completion */ 2704 static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 2705 { 2706 struct sas_task *t; 2707 struct task_status_struct *ts; 2708 struct pm8001_ccb_info *ccb; 2709 struct pm8001_device *pm8001_dev; 2710 struct sata_event_resp *psataPayload = 2711 (struct sata_event_resp *)(piomb + 4); 2712 u32 event = le32_to_cpu(psataPayload->event); 2713 u32 tag = le32_to_cpu(psataPayload->tag); 2714 u32 port_id = le32_to_cpu(psataPayload->port_id); 2715 u32 dev_id = le32_to_cpu(psataPayload->device_id); 2716 unsigned long flags; 2717 2718 ccb = &pm8001_ha->ccb_info[tag]; 2719 2720 if (ccb) { 2721 t = ccb->task; 2722 pm8001_dev = ccb->device; 2723 } else { 2724 PM8001_FAIL_DBG(pm8001_ha, 2725 pm8001_printk("No CCB !!!. returning\n")); 2726 } 2727 if (event) 2728 PM8001_FAIL_DBG(pm8001_ha, 2729 pm8001_printk("SATA EVENT 0x%x\n", event)); 2730 2731 /* Check if this is NCQ error */ 2732 if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) { 2733 /* find device using device id */ 2734 pm8001_dev = pm8001_find_dev(pm8001_ha, dev_id); 2735 /* send read log extension */ 2736 if (pm8001_dev) 2737 pm8001_send_read_log(pm8001_ha, pm8001_dev); 2738 return; 2739 } 2740 2741 ccb = &pm8001_ha->ccb_info[tag]; 2742 t = ccb->task; 2743 pm8001_dev = ccb->device; 2744 if (event) 2745 PM8001_FAIL_DBG(pm8001_ha, 2746 pm8001_printk("sata IO status 0x%x\n", event)); 2747 if (unlikely(!t || !t->lldd_task || !t->dev)) 2748 return; 2749 ts = &t->task_status; 2750 PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( 2751 "port_id:0x%x, device_id:0x%x, tag:0x%x, event:0x%x\n", 2752 port_id, dev_id, tag, event)); 2753 switch (event) { 2754 case IO_OVERFLOW: 2755 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); 2756 ts->resp = SAS_TASK_COMPLETE; 2757 ts->stat = SAS_DATA_OVERRUN; 2758 ts->residual = 0; 2759 if (pm8001_dev) 2760 pm8001_dev->running_req--; 2761 break; 2762 case IO_XFER_ERROR_BREAK: 2763 PM8001_IO_DBG(pm8001_ha, 2764 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2765 ts->resp = SAS_TASK_COMPLETE; 2766 ts->stat = SAS_INTERRUPTED; 2767 break; 2768 case IO_XFER_ERROR_PHY_NOT_READY: 2769 PM8001_IO_DBG(pm8001_ha, 2770 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2771 ts->resp = SAS_TASK_COMPLETE; 2772 ts->stat = SAS_OPEN_REJECT; 2773 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2774 break; 2775 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2776 PM8001_IO_DBG(pm8001_ha, 2777 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 2778 "_SUPPORTED\n")); 2779 ts->resp = SAS_TASK_COMPLETE; 2780 ts->stat = SAS_OPEN_REJECT; 2781 ts->open_rej_reason = SAS_OREJ_EPROTO; 2782 break; 2783 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2784 PM8001_IO_DBG(pm8001_ha, 2785 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2786 ts->resp = SAS_TASK_COMPLETE; 2787 ts->stat = SAS_OPEN_REJECT; 2788 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2789 break; 2790 case IO_OPEN_CNX_ERROR_BREAK: 2791 PM8001_IO_DBG(pm8001_ha, 2792 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2793 ts->resp = SAS_TASK_COMPLETE; 2794 ts->stat = SAS_OPEN_REJECT; 2795 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2796 break; 2797 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2798 PM8001_IO_DBG(pm8001_ha, 2799 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2800 ts->resp = SAS_TASK_UNDELIVERED; 2801 ts->stat = SAS_DEV_NO_RESPONSE; 2802 if (!t->uldd_task) { 2803 pm8001_handle_event(pm8001_ha, 2804 pm8001_dev, 2805 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2806 ts->resp = SAS_TASK_COMPLETE; 2807 ts->stat = SAS_QUEUE_FULL; 2808 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2809 return; 2810 } 2811 break; 2812 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2813 PM8001_IO_DBG(pm8001_ha, 2814 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2815 ts->resp = SAS_TASK_UNDELIVERED; 2816 ts->stat = SAS_OPEN_REJECT; 2817 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2818 break; 2819 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2820 PM8001_IO_DBG(pm8001_ha, 2821 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2822 "NOT_SUPPORTED\n")); 2823 ts->resp = SAS_TASK_COMPLETE; 2824 ts->stat = SAS_OPEN_REJECT; 2825 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2826 break; 2827 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2828 PM8001_IO_DBG(pm8001_ha, 2829 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2830 ts->resp = SAS_TASK_COMPLETE; 2831 ts->stat = SAS_OPEN_REJECT; 2832 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2833 break; 2834 case IO_XFER_ERROR_NAK_RECEIVED: 2835 PM8001_IO_DBG(pm8001_ha, 2836 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2837 ts->resp = SAS_TASK_COMPLETE; 2838 ts->stat = SAS_NAK_R_ERR; 2839 break; 2840 case IO_XFER_ERROR_PEER_ABORTED: 2841 PM8001_IO_DBG(pm8001_ha, 2842 pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n")); 2843 ts->resp = SAS_TASK_COMPLETE; 2844 ts->stat = SAS_NAK_R_ERR; 2845 break; 2846 case IO_XFER_ERROR_REJECTED_NCQ_MODE: 2847 PM8001_IO_DBG(pm8001_ha, 2848 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); 2849 ts->resp = SAS_TASK_COMPLETE; 2850 ts->stat = SAS_DATA_UNDERRUN; 2851 break; 2852 case IO_XFER_OPEN_RETRY_TIMEOUT: 2853 PM8001_IO_DBG(pm8001_ha, 2854 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2855 ts->resp = SAS_TASK_COMPLETE; 2856 ts->stat = SAS_OPEN_TO; 2857 break; 2858 case IO_XFER_ERROR_UNEXPECTED_PHASE: 2859 PM8001_IO_DBG(pm8001_ha, 2860 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); 2861 ts->resp = SAS_TASK_COMPLETE; 2862 ts->stat = SAS_OPEN_TO; 2863 break; 2864 case IO_XFER_ERROR_XFER_RDY_OVERRUN: 2865 PM8001_IO_DBG(pm8001_ha, 2866 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); 2867 ts->resp = SAS_TASK_COMPLETE; 2868 ts->stat = SAS_OPEN_TO; 2869 break; 2870 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: 2871 PM8001_IO_DBG(pm8001_ha, 2872 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); 2873 ts->resp = SAS_TASK_COMPLETE; 2874 ts->stat = SAS_OPEN_TO; 2875 break; 2876 case IO_XFER_ERROR_OFFSET_MISMATCH: 2877 PM8001_IO_DBG(pm8001_ha, 2878 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 2879 ts->resp = SAS_TASK_COMPLETE; 2880 ts->stat = SAS_OPEN_TO; 2881 break; 2882 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: 2883 PM8001_IO_DBG(pm8001_ha, 2884 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); 2885 ts->resp = SAS_TASK_COMPLETE; 2886 ts->stat = SAS_OPEN_TO; 2887 break; 2888 case IO_XFER_CMD_FRAME_ISSUED: 2889 PM8001_IO_DBG(pm8001_ha, 2890 pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n")); 2891 break; 2892 case IO_XFER_PIO_SETUP_ERROR: 2893 PM8001_IO_DBG(pm8001_ha, 2894 pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n")); 2895 ts->resp = SAS_TASK_COMPLETE; 2896 ts->stat = SAS_OPEN_TO; 2897 break; 2898 default: 2899 PM8001_DEVIO_DBG(pm8001_ha, 2900 pm8001_printk("Unknown status 0x%x\n", event)); 2901 /* not allowed case. Therefore, return failed status */ 2902 ts->resp = SAS_TASK_COMPLETE; 2903 ts->stat = SAS_OPEN_TO; 2904 break; 2905 } 2906 spin_lock_irqsave(&t->task_state_lock, flags); 2907 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2908 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2909 t->task_state_flags |= SAS_TASK_STATE_DONE; 2910 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2911 spin_unlock_irqrestore(&t->task_state_lock, flags); 2912 PM8001_FAIL_DBG(pm8001_ha, 2913 pm8001_printk("task 0x%p done with io_status 0x%x" 2914 " resp 0x%x stat 0x%x but aborted by upper layer!\n", 2915 t, event, ts->resp, ts->stat)); 2916 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2917 } else { 2918 spin_unlock_irqrestore(&t->task_state_lock, flags); 2919 pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); 2920 } 2921 } 2922 2923 /*See the comments for mpi_ssp_completion */ 2924 static void 2925 mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) 2926 { 2927 struct sas_task *t; 2928 struct pm8001_ccb_info *ccb; 2929 unsigned long flags; 2930 u32 status; 2931 u32 tag; 2932 struct smp_completion_resp *psmpPayload; 2933 struct task_status_struct *ts; 2934 struct pm8001_device *pm8001_dev; 2935 2936 psmpPayload = (struct smp_completion_resp *)(piomb + 4); 2937 status = le32_to_cpu(psmpPayload->status); 2938 tag = le32_to_cpu(psmpPayload->tag); 2939 2940 ccb = &pm8001_ha->ccb_info[tag]; 2941 t = ccb->task; 2942 ts = &t->task_status; 2943 pm8001_dev = ccb->device; 2944 if (status) { 2945 PM8001_FAIL_DBG(pm8001_ha, 2946 pm8001_printk("smp IO status 0x%x\n", status)); 2947 PM8001_IOERR_DBG(pm8001_ha, 2948 pm8001_printk("status:0x%x, tag:0x%x, task:0x%p\n", 2949 status, tag, t)); 2950 } 2951 if (unlikely(!t || !t->lldd_task || !t->dev)) 2952 return; 2953 2954 switch (status) { 2955 case IO_SUCCESS: 2956 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 2957 ts->resp = SAS_TASK_COMPLETE; 2958 ts->stat = SAM_STAT_GOOD; 2959 if (pm8001_dev) 2960 pm8001_dev->running_req--; 2961 break; 2962 case IO_ABORTED: 2963 PM8001_IO_DBG(pm8001_ha, 2964 pm8001_printk("IO_ABORTED IOMB\n")); 2965 ts->resp = SAS_TASK_COMPLETE; 2966 ts->stat = SAS_ABORTED_TASK; 2967 if (pm8001_dev) 2968 pm8001_dev->running_req--; 2969 break; 2970 case IO_OVERFLOW: 2971 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); 2972 ts->resp = SAS_TASK_COMPLETE; 2973 ts->stat = SAS_DATA_OVERRUN; 2974 ts->residual = 0; 2975 if (pm8001_dev) 2976 pm8001_dev->running_req--; 2977 break; 2978 case IO_NO_DEVICE: 2979 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n")); 2980 ts->resp = SAS_TASK_COMPLETE; 2981 ts->stat = SAS_PHY_DOWN; 2982 break; 2983 case IO_ERROR_HW_TIMEOUT: 2984 PM8001_IO_DBG(pm8001_ha, 2985 pm8001_printk("IO_ERROR_HW_TIMEOUT\n")); 2986 ts->resp = SAS_TASK_COMPLETE; 2987 ts->stat = SAM_STAT_BUSY; 2988 break; 2989 case IO_XFER_ERROR_BREAK: 2990 PM8001_IO_DBG(pm8001_ha, 2991 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2992 ts->resp = SAS_TASK_COMPLETE; 2993 ts->stat = SAM_STAT_BUSY; 2994 break; 2995 case IO_XFER_ERROR_PHY_NOT_READY: 2996 PM8001_IO_DBG(pm8001_ha, 2997 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2998 ts->resp = SAS_TASK_COMPLETE; 2999 ts->stat = SAM_STAT_BUSY; 3000 break; 3001 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 3002 PM8001_IO_DBG(pm8001_ha, 3003 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); 3004 ts->resp = SAS_TASK_COMPLETE; 3005 ts->stat = SAS_OPEN_REJECT; 3006 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 3007 break; 3008 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 3009 PM8001_IO_DBG(pm8001_ha, 3010 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 3011 ts->resp = SAS_TASK_COMPLETE; 3012 ts->stat = SAS_OPEN_REJECT; 3013 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 3014 break; 3015 case IO_OPEN_CNX_ERROR_BREAK: 3016 PM8001_IO_DBG(pm8001_ha, 3017 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 3018 ts->resp = SAS_TASK_COMPLETE; 3019 ts->stat = SAS_OPEN_REJECT; 3020 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 3021 break; 3022 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 3023 PM8001_IO_DBG(pm8001_ha, 3024 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 3025 ts->resp = SAS_TASK_COMPLETE; 3026 ts->stat = SAS_OPEN_REJECT; 3027 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 3028 pm8001_handle_event(pm8001_ha, 3029 pm8001_dev, 3030 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 3031 break; 3032 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 3033 PM8001_IO_DBG(pm8001_ha, 3034 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 3035 ts->resp = SAS_TASK_COMPLETE; 3036 ts->stat = SAS_OPEN_REJECT; 3037 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 3038 break; 3039 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 3040 PM8001_IO_DBG(pm8001_ha, 3041 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 3042 "NOT_SUPPORTED\n")); 3043 ts->resp = SAS_TASK_COMPLETE; 3044 ts->stat = SAS_OPEN_REJECT; 3045 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 3046 break; 3047 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 3048 PM8001_IO_DBG(pm8001_ha, 3049 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 3050 ts->resp = SAS_TASK_COMPLETE; 3051 ts->stat = SAS_OPEN_REJECT; 3052 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 3053 break; 3054 case IO_XFER_ERROR_RX_FRAME: 3055 PM8001_IO_DBG(pm8001_ha, 3056 pm8001_printk("IO_XFER_ERROR_RX_FRAME\n")); 3057 ts->resp = SAS_TASK_COMPLETE; 3058 ts->stat = SAS_DEV_NO_RESPONSE; 3059 break; 3060 case IO_XFER_OPEN_RETRY_TIMEOUT: 3061 PM8001_IO_DBG(pm8001_ha, 3062 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 3063 ts->resp = SAS_TASK_COMPLETE; 3064 ts->stat = SAS_OPEN_REJECT; 3065 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3066 break; 3067 case IO_ERROR_INTERNAL_SMP_RESOURCE: 3068 PM8001_IO_DBG(pm8001_ha, 3069 pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n")); 3070 ts->resp = SAS_TASK_COMPLETE; 3071 ts->stat = SAS_QUEUE_FULL; 3072 break; 3073 case IO_PORT_IN_RESET: 3074 PM8001_IO_DBG(pm8001_ha, 3075 pm8001_printk("IO_PORT_IN_RESET\n")); 3076 ts->resp = SAS_TASK_COMPLETE; 3077 ts->stat = SAS_OPEN_REJECT; 3078 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3079 break; 3080 case IO_DS_NON_OPERATIONAL: 3081 PM8001_IO_DBG(pm8001_ha, 3082 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 3083 ts->resp = SAS_TASK_COMPLETE; 3084 ts->stat = SAS_DEV_NO_RESPONSE; 3085 break; 3086 case IO_DS_IN_RECOVERY: 3087 PM8001_IO_DBG(pm8001_ha, 3088 pm8001_printk("IO_DS_IN_RECOVERY\n")); 3089 ts->resp = SAS_TASK_COMPLETE; 3090 ts->stat = SAS_OPEN_REJECT; 3091 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3092 break; 3093 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 3094 PM8001_IO_DBG(pm8001_ha, 3095 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 3096 ts->resp = SAS_TASK_COMPLETE; 3097 ts->stat = SAS_OPEN_REJECT; 3098 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3099 break; 3100 default: 3101 PM8001_DEVIO_DBG(pm8001_ha, 3102 pm8001_printk("Unknown status 0x%x\n", status)); 3103 ts->resp = SAS_TASK_COMPLETE; 3104 ts->stat = SAS_DEV_NO_RESPONSE; 3105 /* not allowed case. Therefore, return failed status */ 3106 break; 3107 } 3108 spin_lock_irqsave(&t->task_state_lock, flags); 3109 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 3110 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 3111 t->task_state_flags |= SAS_TASK_STATE_DONE; 3112 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 3113 spin_unlock_irqrestore(&t->task_state_lock, flags); 3114 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 3115 " io_status 0x%x resp 0x%x " 3116 "stat 0x%x but aborted by upper layer!\n", 3117 t, status, ts->resp, ts->stat)); 3118 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 3119 } else { 3120 spin_unlock_irqrestore(&t->task_state_lock, flags); 3121 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 3122 mb();/* in order to force CPU ordering */ 3123 t->task_done(t); 3124 } 3125 } 3126 3127 void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha, 3128 void *piomb) 3129 { 3130 struct set_dev_state_resp *pPayload = 3131 (struct set_dev_state_resp *)(piomb + 4); 3132 u32 tag = le32_to_cpu(pPayload->tag); 3133 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3134 struct pm8001_device *pm8001_dev = ccb->device; 3135 u32 status = le32_to_cpu(pPayload->status); 3136 u32 device_id = le32_to_cpu(pPayload->device_id); 3137 u8 pds = le32_to_cpu(pPayload->pds_nds) & PDS_BITS; 3138 u8 nds = le32_to_cpu(pPayload->pds_nds) & NDS_BITS; 3139 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state " 3140 "from 0x%x to 0x%x status = 0x%x!\n", 3141 device_id, pds, nds, status)); 3142 complete(pm8001_dev->setds_completion); 3143 ccb->task = NULL; 3144 ccb->ccb_tag = 0xFFFFFFFF; 3145 pm8001_tag_free(pm8001_ha, tag); 3146 } 3147 3148 void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3149 { 3150 struct get_nvm_data_resp *pPayload = 3151 (struct get_nvm_data_resp *)(piomb + 4); 3152 u32 tag = le32_to_cpu(pPayload->tag); 3153 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3154 u32 dlen_status = le32_to_cpu(pPayload->dlen_status); 3155 complete(pm8001_ha->nvmd_completion); 3156 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set nvm data complete!\n")); 3157 if ((dlen_status & NVMD_STAT) != 0) { 3158 PM8001_FAIL_DBG(pm8001_ha, 3159 pm8001_printk("Set nvm data error!\n")); 3160 return; 3161 } 3162 ccb->task = NULL; 3163 ccb->ccb_tag = 0xFFFFFFFF; 3164 pm8001_tag_free(pm8001_ha, tag); 3165 } 3166 3167 void 3168 pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3169 { 3170 struct fw_control_ex *fw_control_context; 3171 struct get_nvm_data_resp *pPayload = 3172 (struct get_nvm_data_resp *)(piomb + 4); 3173 u32 tag = le32_to_cpu(pPayload->tag); 3174 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3175 u32 dlen_status = le32_to_cpu(pPayload->dlen_status); 3176 u32 ir_tds_bn_dps_das_nvm = 3177 le32_to_cpu(pPayload->ir_tda_bn_dps_das_nvm); 3178 void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr; 3179 fw_control_context = ccb->fw_control_context; 3180 3181 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Get nvm data complete!\n")); 3182 if ((dlen_status & NVMD_STAT) != 0) { 3183 PM8001_FAIL_DBG(pm8001_ha, 3184 pm8001_printk("Get nvm data error!\n")); 3185 complete(pm8001_ha->nvmd_completion); 3186 return; 3187 } 3188 3189 if (ir_tds_bn_dps_das_nvm & IPMode) { 3190 /* indirect mode - IR bit set */ 3191 PM8001_MSG_DBG(pm8001_ha, 3192 pm8001_printk("Get NVMD success, IR=1\n")); 3193 if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) { 3194 if (ir_tds_bn_dps_das_nvm == 0x80a80200) { 3195 memcpy(pm8001_ha->sas_addr, 3196 ((u8 *)virt_addr + 4), 3197 SAS_ADDR_SIZE); 3198 PM8001_MSG_DBG(pm8001_ha, 3199 pm8001_printk("Get SAS address" 3200 " from VPD successfully!\n")); 3201 } 3202 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM) 3203 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) || 3204 ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == EXPAN_ROM)) { 3205 ; 3206 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == AAP1_RDUMP) 3207 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == IOP_RDUMP)) { 3208 ; 3209 } else { 3210 /* Should not be happened*/ 3211 PM8001_MSG_DBG(pm8001_ha, 3212 pm8001_printk("(IR=1)Wrong Device type 0x%x\n", 3213 ir_tds_bn_dps_das_nvm)); 3214 } 3215 } else /* direct mode */{ 3216 PM8001_MSG_DBG(pm8001_ha, 3217 pm8001_printk("Get NVMD success, IR=0, dataLen=%d\n", 3218 (dlen_status & NVMD_LEN) >> 24)); 3219 } 3220 /* Though fw_control_context is freed below, usrAddr still needs 3221 * to be updated as this holds the response to the request function 3222 */ 3223 memcpy(fw_control_context->usrAddr, 3224 pm8001_ha->memoryMap.region[NVMD].virt_ptr, 3225 fw_control_context->len); 3226 kfree(ccb->fw_control_context); 3227 ccb->task = NULL; 3228 ccb->ccb_tag = 0xFFFFFFFF; 3229 pm8001_tag_free(pm8001_ha, tag); 3230 complete(pm8001_ha->nvmd_completion); 3231 } 3232 3233 int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb) 3234 { 3235 u32 tag; 3236 struct local_phy_ctl_resp *pPayload = 3237 (struct local_phy_ctl_resp *)(piomb + 4); 3238 u32 status = le32_to_cpu(pPayload->status); 3239 u32 phy_id = le32_to_cpu(pPayload->phyop_phyid) & ID_BITS; 3240 u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS; 3241 tag = le32_to_cpu(pPayload->tag); 3242 if (status != 0) { 3243 PM8001_MSG_DBG(pm8001_ha, 3244 pm8001_printk("%x phy execute %x phy op failed!\n", 3245 phy_id, phy_op)); 3246 } else { 3247 PM8001_MSG_DBG(pm8001_ha, 3248 pm8001_printk("%x phy execute %x phy op success!\n", 3249 phy_id, phy_op)); 3250 pm8001_ha->phy[phy_id].reset_success = true; 3251 } 3252 if (pm8001_ha->phy[phy_id].enable_completion) { 3253 complete(pm8001_ha->phy[phy_id].enable_completion); 3254 pm8001_ha->phy[phy_id].enable_completion = NULL; 3255 } 3256 pm8001_tag_free(pm8001_ha, tag); 3257 return 0; 3258 } 3259 3260 /** 3261 * pm8001_bytes_dmaed - one of the interface function communication with libsas 3262 * @pm8001_ha: our hba card information 3263 * @i: which phy that received the event. 3264 * 3265 * when HBA driver received the identify done event or initiate FIS received 3266 * event(for SATA), it will invoke this function to notify the sas layer that 3267 * the sas toplogy has formed, please discover the the whole sas domain, 3268 * while receive a broadcast(change) primitive just tell the sas 3269 * layer to discover the changed domain rather than the whole domain. 3270 */ 3271 void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i) 3272 { 3273 struct pm8001_phy *phy = &pm8001_ha->phy[i]; 3274 struct asd_sas_phy *sas_phy = &phy->sas_phy; 3275 if (!phy->phy_attached) 3276 return; 3277 3278 if (sas_phy->phy) { 3279 struct sas_phy *sphy = sas_phy->phy; 3280 sphy->negotiated_linkrate = sas_phy->linkrate; 3281 sphy->minimum_linkrate = phy->minimum_linkrate; 3282 sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; 3283 sphy->maximum_linkrate = phy->maximum_linkrate; 3284 sphy->maximum_linkrate_hw = phy->maximum_linkrate; 3285 } 3286 3287 if (phy->phy_type & PORT_TYPE_SAS) { 3288 struct sas_identify_frame *id; 3289 id = (struct sas_identify_frame *)phy->frame_rcvd; 3290 id->dev_type = phy->identify.device_type; 3291 id->initiator_bits = SAS_PROTOCOL_ALL; 3292 id->target_bits = phy->identify.target_port_protocols; 3293 } else if (phy->phy_type & PORT_TYPE_SATA) { 3294 /*Nothing*/ 3295 } 3296 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("phy %d byte dmaded.\n", i)); 3297 3298 sas_phy->frame_rcvd_size = phy->frame_rcvd_size; 3299 pm8001_ha->sas->notify_port_event(sas_phy, PORTE_BYTES_DMAED); 3300 } 3301 3302 /* Get the link rate speed */ 3303 void pm8001_get_lrate_mode(struct pm8001_phy *phy, u8 link_rate) 3304 { 3305 struct sas_phy *sas_phy = phy->sas_phy.phy; 3306 3307 switch (link_rate) { 3308 case PHY_SPEED_120: 3309 phy->sas_phy.linkrate = SAS_LINK_RATE_12_0_GBPS; 3310 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_12_0_GBPS; 3311 break; 3312 case PHY_SPEED_60: 3313 phy->sas_phy.linkrate = SAS_LINK_RATE_6_0_GBPS; 3314 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_6_0_GBPS; 3315 break; 3316 case PHY_SPEED_30: 3317 phy->sas_phy.linkrate = SAS_LINK_RATE_3_0_GBPS; 3318 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; 3319 break; 3320 case PHY_SPEED_15: 3321 phy->sas_phy.linkrate = SAS_LINK_RATE_1_5_GBPS; 3322 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; 3323 break; 3324 } 3325 sas_phy->negotiated_linkrate = phy->sas_phy.linkrate; 3326 sas_phy->maximum_linkrate_hw = SAS_LINK_RATE_6_0_GBPS; 3327 sas_phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; 3328 sas_phy->maximum_linkrate = SAS_LINK_RATE_6_0_GBPS; 3329 sas_phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; 3330 } 3331 3332 /** 3333 * asd_get_attached_sas_addr -- extract/generate attached SAS address 3334 * @phy: pointer to asd_phy 3335 * @sas_addr: pointer to buffer where the SAS address is to be written 3336 * 3337 * This function extracts the SAS address from an IDENTIFY frame 3338 * received. If OOB is SATA, then a SAS address is generated from the 3339 * HA tables. 3340 * 3341 * LOCKING: the frame_rcvd_lock needs to be held since this parses the frame 3342 * buffer. 3343 */ 3344 void pm8001_get_attached_sas_addr(struct pm8001_phy *phy, 3345 u8 *sas_addr) 3346 { 3347 if (phy->sas_phy.frame_rcvd[0] == 0x34 3348 && phy->sas_phy.oob_mode == SATA_OOB_MODE) { 3349 struct pm8001_hba_info *pm8001_ha = phy->sas_phy.ha->lldd_ha; 3350 /* FIS device-to-host */ 3351 u64 addr = be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr); 3352 addr += phy->sas_phy.id; 3353 *(__be64 *)sas_addr = cpu_to_be64(addr); 3354 } else { 3355 struct sas_identify_frame *idframe = 3356 (void *) phy->sas_phy.frame_rcvd; 3357 memcpy(sas_addr, idframe->sas_addr, SAS_ADDR_SIZE); 3358 } 3359 } 3360 3361 /** 3362 * pm8001_hw_event_ack_req- For PM8001,some events need to acknowage to FW. 3363 * @pm8001_ha: our hba card information 3364 * @Qnum: the outbound queue message number. 3365 * @SEA: source of event to ack 3366 * @port_id: port id. 3367 * @phyId: phy id. 3368 * @param0: parameter 0. 3369 * @param1: parameter 1. 3370 */ 3371 static void pm8001_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha, 3372 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1) 3373 { 3374 struct hw_event_ack_req payload; 3375 u32 opc = OPC_INB_SAS_HW_EVENT_ACK; 3376 3377 struct inbound_queue_table *circularQ; 3378 3379 memset((u8 *)&payload, 0, sizeof(payload)); 3380 circularQ = &pm8001_ha->inbnd_q_tbl[Qnum]; 3381 payload.tag = cpu_to_le32(1); 3382 payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) | 3383 ((phyId & 0x0F) << 4) | (port_id & 0x0F)); 3384 payload.param0 = cpu_to_le32(param0); 3385 payload.param1 = cpu_to_le32(param1); 3386 pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 3387 sizeof(payload), 0); 3388 } 3389 3390 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 3391 u32 phyId, u32 phy_op); 3392 3393 /** 3394 * hw_event_sas_phy_up -FW tells me a SAS phy up event. 3395 * @pm8001_ha: our hba card information 3396 * @piomb: IO message buffer 3397 */ 3398 static void 3399 hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 3400 { 3401 struct hw_event_resp *pPayload = 3402 (struct hw_event_resp *)(piomb + 4); 3403 u32 lr_evt_status_phyid_portid = 3404 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3405 u8 link_rate = 3406 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28); 3407 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3408 u8 phy_id = 3409 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3410 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3411 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3412 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3413 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3414 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3415 unsigned long flags; 3416 u8 deviceType = pPayload->sas_identify.dev_type; 3417 port->port_state = portstate; 3418 phy->phy_state = PHY_STATE_LINK_UP_SPC; 3419 PM8001_MSG_DBG(pm8001_ha, 3420 pm8001_printk("HW_EVENT_SAS_PHY_UP port id = %d, phy id = %d\n", 3421 port_id, phy_id)); 3422 3423 switch (deviceType) { 3424 case SAS_PHY_UNUSED: 3425 PM8001_MSG_DBG(pm8001_ha, 3426 pm8001_printk("device type no device.\n")); 3427 break; 3428 case SAS_END_DEVICE: 3429 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n")); 3430 pm8001_chip_phy_ctl_req(pm8001_ha, phy_id, 3431 PHY_NOTIFY_ENABLE_SPINUP); 3432 port->port_attached = 1; 3433 pm8001_get_lrate_mode(phy, link_rate); 3434 break; 3435 case SAS_EDGE_EXPANDER_DEVICE: 3436 PM8001_MSG_DBG(pm8001_ha, 3437 pm8001_printk("expander device.\n")); 3438 port->port_attached = 1; 3439 pm8001_get_lrate_mode(phy, link_rate); 3440 break; 3441 case SAS_FANOUT_EXPANDER_DEVICE: 3442 PM8001_MSG_DBG(pm8001_ha, 3443 pm8001_printk("fanout expander device.\n")); 3444 port->port_attached = 1; 3445 pm8001_get_lrate_mode(phy, link_rate); 3446 break; 3447 default: 3448 PM8001_DEVIO_DBG(pm8001_ha, 3449 pm8001_printk("unknown device type(%x)\n", deviceType)); 3450 break; 3451 } 3452 phy->phy_type |= PORT_TYPE_SAS; 3453 phy->identify.device_type = deviceType; 3454 phy->phy_attached = 1; 3455 if (phy->identify.device_type == SAS_END_DEVICE) 3456 phy->identify.target_port_protocols = SAS_PROTOCOL_SSP; 3457 else if (phy->identify.device_type != SAS_PHY_UNUSED) 3458 phy->identify.target_port_protocols = SAS_PROTOCOL_SMP; 3459 phy->sas_phy.oob_mode = SAS_OOB_MODE; 3460 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); 3461 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 3462 memcpy(phy->frame_rcvd, &pPayload->sas_identify, 3463 sizeof(struct sas_identify_frame)-4); 3464 phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4; 3465 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 3466 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 3467 if (pm8001_ha->flags == PM8001F_RUN_TIME) 3468 mdelay(200);/*delay a moment to wait disk to spinup*/ 3469 pm8001_bytes_dmaed(pm8001_ha, phy_id); 3470 } 3471 3472 /** 3473 * hw_event_sata_phy_up -FW tells me a SATA phy up event. 3474 * @pm8001_ha: our hba card information 3475 * @piomb: IO message buffer 3476 */ 3477 static void 3478 hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 3479 { 3480 struct hw_event_resp *pPayload = 3481 (struct hw_event_resp *)(piomb + 4); 3482 u32 lr_evt_status_phyid_portid = 3483 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3484 u8 link_rate = 3485 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28); 3486 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3487 u8 phy_id = 3488 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3489 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3490 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3491 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3492 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3493 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3494 unsigned long flags; 3495 PM8001_DEVIO_DBG(pm8001_ha, 3496 pm8001_printk("HW_EVENT_SATA_PHY_UP port id = %d," 3497 " phy id = %d\n", port_id, phy_id)); 3498 port->port_state = portstate; 3499 phy->phy_state = PHY_STATE_LINK_UP_SPC; 3500 port->port_attached = 1; 3501 pm8001_get_lrate_mode(phy, link_rate); 3502 phy->phy_type |= PORT_TYPE_SATA; 3503 phy->phy_attached = 1; 3504 phy->sas_phy.oob_mode = SATA_OOB_MODE; 3505 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); 3506 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 3507 memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4), 3508 sizeof(struct dev_to_host_fis)); 3509 phy->frame_rcvd_size = sizeof(struct dev_to_host_fis); 3510 phy->identify.target_port_protocols = SAS_PROTOCOL_SATA; 3511 phy->identify.device_type = SAS_SATA_DEV; 3512 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 3513 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 3514 pm8001_bytes_dmaed(pm8001_ha, phy_id); 3515 } 3516 3517 /** 3518 * hw_event_phy_down -we should notify the libsas the phy is down. 3519 * @pm8001_ha: our hba card information 3520 * @piomb: IO message buffer 3521 */ 3522 static void 3523 hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb) 3524 { 3525 struct hw_event_resp *pPayload = 3526 (struct hw_event_resp *)(piomb + 4); 3527 u32 lr_evt_status_phyid_portid = 3528 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3529 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3530 u8 phy_id = 3531 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3532 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3533 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3534 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3535 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3536 port->port_state = portstate; 3537 phy->phy_type = 0; 3538 phy->identify.device_type = 0; 3539 phy->phy_attached = 0; 3540 memset(&phy->dev_sas_addr, 0, SAS_ADDR_SIZE); 3541 switch (portstate) { 3542 case PORT_VALID: 3543 break; 3544 case PORT_INVALID: 3545 PM8001_MSG_DBG(pm8001_ha, 3546 pm8001_printk(" PortInvalid portID %d\n", port_id)); 3547 PM8001_MSG_DBG(pm8001_ha, 3548 pm8001_printk(" Last phy Down and port invalid\n")); 3549 port->port_attached = 0; 3550 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3551 port_id, phy_id, 0, 0); 3552 break; 3553 case PORT_IN_RESET: 3554 PM8001_MSG_DBG(pm8001_ha, 3555 pm8001_printk(" Port In Reset portID %d\n", port_id)); 3556 break; 3557 case PORT_NOT_ESTABLISHED: 3558 PM8001_MSG_DBG(pm8001_ha, 3559 pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n")); 3560 port->port_attached = 0; 3561 break; 3562 case PORT_LOSTCOMM: 3563 PM8001_MSG_DBG(pm8001_ha, 3564 pm8001_printk(" phy Down and PORT_LOSTCOMM\n")); 3565 PM8001_MSG_DBG(pm8001_ha, 3566 pm8001_printk(" Last phy Down and port invalid\n")); 3567 port->port_attached = 0; 3568 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3569 port_id, phy_id, 0, 0); 3570 break; 3571 default: 3572 port->port_attached = 0; 3573 PM8001_DEVIO_DBG(pm8001_ha, 3574 pm8001_printk(" phy Down and(default) = %x\n", 3575 portstate)); 3576 break; 3577 3578 } 3579 } 3580 3581 /** 3582 * pm8001_mpi_reg_resp -process register device ID response. 3583 * @pm8001_ha: our hba card information 3584 * @piomb: IO message buffer 3585 * 3586 * when sas layer find a device it will notify LLDD, then the driver register 3587 * the domain device to FW, this event is the return device ID which the FW 3588 * has assigned, from now,inter-communication with FW is no longer using the 3589 * SAS address, use device ID which FW assigned. 3590 */ 3591 int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3592 { 3593 u32 status; 3594 u32 device_id; 3595 u32 htag; 3596 struct pm8001_ccb_info *ccb; 3597 struct pm8001_device *pm8001_dev; 3598 struct dev_reg_resp *registerRespPayload = 3599 (struct dev_reg_resp *)(piomb + 4); 3600 3601 htag = le32_to_cpu(registerRespPayload->tag); 3602 ccb = &pm8001_ha->ccb_info[htag]; 3603 pm8001_dev = ccb->device; 3604 status = le32_to_cpu(registerRespPayload->status); 3605 device_id = le32_to_cpu(registerRespPayload->device_id); 3606 PM8001_MSG_DBG(pm8001_ha, 3607 pm8001_printk(" register device is status = %d\n", status)); 3608 switch (status) { 3609 case DEVREG_SUCCESS: 3610 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("DEVREG_SUCCESS\n")); 3611 pm8001_dev->device_id = device_id; 3612 break; 3613 case DEVREG_FAILURE_OUT_OF_RESOURCE: 3614 PM8001_MSG_DBG(pm8001_ha, 3615 pm8001_printk("DEVREG_FAILURE_OUT_OF_RESOURCE\n")); 3616 break; 3617 case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED: 3618 PM8001_MSG_DBG(pm8001_ha, 3619 pm8001_printk("DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n")); 3620 break; 3621 case DEVREG_FAILURE_INVALID_PHY_ID: 3622 PM8001_MSG_DBG(pm8001_ha, 3623 pm8001_printk("DEVREG_FAILURE_INVALID_PHY_ID\n")); 3624 break; 3625 case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED: 3626 PM8001_MSG_DBG(pm8001_ha, 3627 pm8001_printk("DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n")); 3628 break; 3629 case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE: 3630 PM8001_MSG_DBG(pm8001_ha, 3631 pm8001_printk("DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n")); 3632 break; 3633 case DEVREG_FAILURE_PORT_NOT_VALID_STATE: 3634 PM8001_MSG_DBG(pm8001_ha, 3635 pm8001_printk("DEVREG_FAILURE_PORT_NOT_VALID_STATE\n")); 3636 break; 3637 case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID: 3638 PM8001_MSG_DBG(pm8001_ha, 3639 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n")); 3640 break; 3641 default: 3642 PM8001_MSG_DBG(pm8001_ha, 3643 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_SUPPORTED\n")); 3644 break; 3645 } 3646 complete(pm8001_dev->dcompletion); 3647 ccb->task = NULL; 3648 ccb->ccb_tag = 0xFFFFFFFF; 3649 pm8001_tag_free(pm8001_ha, htag); 3650 return 0; 3651 } 3652 3653 int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3654 { 3655 u32 status; 3656 u32 device_id; 3657 struct dev_reg_resp *registerRespPayload = 3658 (struct dev_reg_resp *)(piomb + 4); 3659 3660 status = le32_to_cpu(registerRespPayload->status); 3661 device_id = le32_to_cpu(registerRespPayload->device_id); 3662 if (status != 0) 3663 PM8001_MSG_DBG(pm8001_ha, 3664 pm8001_printk(" deregister device failed ,status = %x" 3665 ", device_id = %x\n", status, device_id)); 3666 return 0; 3667 } 3668 3669 /** 3670 * fw_flash_update_resp - Response from FW for flash update command. 3671 * @pm8001_ha: our hba card information 3672 * @piomb: IO message buffer 3673 */ 3674 int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, 3675 void *piomb) 3676 { 3677 u32 status; 3678 struct fw_flash_Update_resp *ppayload = 3679 (struct fw_flash_Update_resp *)(piomb + 4); 3680 u32 tag = le32_to_cpu(ppayload->tag); 3681 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3682 status = le32_to_cpu(ppayload->status); 3683 switch (status) { 3684 case FLASH_UPDATE_COMPLETE_PENDING_REBOOT: 3685 PM8001_MSG_DBG(pm8001_ha, 3686 pm8001_printk(": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n")); 3687 break; 3688 case FLASH_UPDATE_IN_PROGRESS: 3689 PM8001_MSG_DBG(pm8001_ha, 3690 pm8001_printk(": FLASH_UPDATE_IN_PROGRESS\n")); 3691 break; 3692 case FLASH_UPDATE_HDR_ERR: 3693 PM8001_MSG_DBG(pm8001_ha, 3694 pm8001_printk(": FLASH_UPDATE_HDR_ERR\n")); 3695 break; 3696 case FLASH_UPDATE_OFFSET_ERR: 3697 PM8001_MSG_DBG(pm8001_ha, 3698 pm8001_printk(": FLASH_UPDATE_OFFSET_ERR\n")); 3699 break; 3700 case FLASH_UPDATE_CRC_ERR: 3701 PM8001_MSG_DBG(pm8001_ha, 3702 pm8001_printk(": FLASH_UPDATE_CRC_ERR\n")); 3703 break; 3704 case FLASH_UPDATE_LENGTH_ERR: 3705 PM8001_MSG_DBG(pm8001_ha, 3706 pm8001_printk(": FLASH_UPDATE_LENGTH_ERR\n")); 3707 break; 3708 case FLASH_UPDATE_HW_ERR: 3709 PM8001_MSG_DBG(pm8001_ha, 3710 pm8001_printk(": FLASH_UPDATE_HW_ERR\n")); 3711 break; 3712 case FLASH_UPDATE_DNLD_NOT_SUPPORTED: 3713 PM8001_MSG_DBG(pm8001_ha, 3714 pm8001_printk(": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n")); 3715 break; 3716 case FLASH_UPDATE_DISABLED: 3717 PM8001_MSG_DBG(pm8001_ha, 3718 pm8001_printk(": FLASH_UPDATE_DISABLED\n")); 3719 break; 3720 default: 3721 PM8001_DEVIO_DBG(pm8001_ha, 3722 pm8001_printk("No matched status = %d\n", status)); 3723 break; 3724 } 3725 kfree(ccb->fw_control_context); 3726 ccb->task = NULL; 3727 ccb->ccb_tag = 0xFFFFFFFF; 3728 pm8001_tag_free(pm8001_ha, tag); 3729 complete(pm8001_ha->nvmd_completion); 3730 return 0; 3731 } 3732 3733 int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 3734 { 3735 u32 status; 3736 int i; 3737 struct general_event_resp *pPayload = 3738 (struct general_event_resp *)(piomb + 4); 3739 status = le32_to_cpu(pPayload->status); 3740 PM8001_MSG_DBG(pm8001_ha, 3741 pm8001_printk(" status = 0x%x\n", status)); 3742 for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++) 3743 PM8001_MSG_DBG(pm8001_ha, 3744 pm8001_printk("inb_IOMB_payload[0x%x] 0x%x,\n", i, 3745 pPayload->inb_IOMB_payload[i])); 3746 return 0; 3747 } 3748 3749 int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3750 { 3751 struct sas_task *t; 3752 struct pm8001_ccb_info *ccb; 3753 unsigned long flags; 3754 u32 status ; 3755 u32 tag, scp; 3756 struct task_status_struct *ts; 3757 struct pm8001_device *pm8001_dev; 3758 3759 struct task_abort_resp *pPayload = 3760 (struct task_abort_resp *)(piomb + 4); 3761 3762 status = le32_to_cpu(pPayload->status); 3763 tag = le32_to_cpu(pPayload->tag); 3764 if (!tag) { 3765 PM8001_FAIL_DBG(pm8001_ha, 3766 pm8001_printk(" TAG NULL. RETURNING !!!")); 3767 return -1; 3768 } 3769 3770 scp = le32_to_cpu(pPayload->scp); 3771 ccb = &pm8001_ha->ccb_info[tag]; 3772 t = ccb->task; 3773 pm8001_dev = ccb->device; /* retrieve device */ 3774 3775 if (!t) { 3776 PM8001_FAIL_DBG(pm8001_ha, 3777 pm8001_printk(" TASK NULL. RETURNING !!!")); 3778 return -1; 3779 } 3780 ts = &t->task_status; 3781 if (status != 0) 3782 PM8001_FAIL_DBG(pm8001_ha, 3783 pm8001_printk("task abort failed status 0x%x ," 3784 "tag = 0x%x, scp= 0x%x\n", status, tag, scp)); 3785 switch (status) { 3786 case IO_SUCCESS: 3787 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 3788 ts->resp = SAS_TASK_COMPLETE; 3789 ts->stat = SAM_STAT_GOOD; 3790 break; 3791 case IO_NOT_VALID: 3792 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n")); 3793 ts->resp = TMF_RESP_FUNC_FAILED; 3794 break; 3795 } 3796 spin_lock_irqsave(&t->task_state_lock, flags); 3797 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 3798 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 3799 t->task_state_flags |= SAS_TASK_STATE_DONE; 3800 spin_unlock_irqrestore(&t->task_state_lock, flags); 3801 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 3802 mb(); 3803 3804 if (pm8001_dev->id & NCQ_ABORT_ALL_FLAG) { 3805 pm8001_tag_free(pm8001_ha, tag); 3806 sas_free_task(t); 3807 /* clear the flag */ 3808 pm8001_dev->id &= 0xBFFFFFFF; 3809 } else 3810 t->task_done(t); 3811 3812 return 0; 3813 } 3814 3815 /** 3816 * mpi_hw_event -The hw event has come. 3817 * @pm8001_ha: our hba card information 3818 * @piomb: IO message buffer 3819 */ 3820 static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb) 3821 { 3822 unsigned long flags; 3823 struct hw_event_resp *pPayload = 3824 (struct hw_event_resp *)(piomb + 4); 3825 u32 lr_evt_status_phyid_portid = 3826 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3827 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3828 u8 phy_id = 3829 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3830 u16 eventType = 3831 (u16)((lr_evt_status_phyid_portid & 0x00FFFF00) >> 8); 3832 u8 status = 3833 (u8)((lr_evt_status_phyid_portid & 0x0F000000) >> 24); 3834 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3835 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3836 struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id]; 3837 PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( 3838 "SPC HW event for portid:%d, phyid:%d, event:%x, status:%x\n", 3839 port_id, phy_id, eventType, status)); 3840 switch (eventType) { 3841 case HW_EVENT_PHY_START_STATUS: 3842 PM8001_MSG_DBG(pm8001_ha, 3843 pm8001_printk("HW_EVENT_PHY_START_STATUS" 3844 " status = %x\n", status)); 3845 if (status == 0) { 3846 phy->phy_state = 1; 3847 if (pm8001_ha->flags == PM8001F_RUN_TIME && 3848 phy->enable_completion != NULL) 3849 complete(phy->enable_completion); 3850 } 3851 break; 3852 case HW_EVENT_SAS_PHY_UP: 3853 PM8001_MSG_DBG(pm8001_ha, 3854 pm8001_printk("HW_EVENT_PHY_START_STATUS\n")); 3855 hw_event_sas_phy_up(pm8001_ha, piomb); 3856 break; 3857 case HW_EVENT_SATA_PHY_UP: 3858 PM8001_MSG_DBG(pm8001_ha, 3859 pm8001_printk("HW_EVENT_SATA_PHY_UP\n")); 3860 hw_event_sata_phy_up(pm8001_ha, piomb); 3861 break; 3862 case HW_EVENT_PHY_STOP_STATUS: 3863 PM8001_MSG_DBG(pm8001_ha, 3864 pm8001_printk("HW_EVENT_PHY_STOP_STATUS " 3865 "status = %x\n", status)); 3866 if (status == 0) 3867 phy->phy_state = 0; 3868 break; 3869 case HW_EVENT_SATA_SPINUP_HOLD: 3870 PM8001_MSG_DBG(pm8001_ha, 3871 pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD\n")); 3872 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); 3873 break; 3874 case HW_EVENT_PHY_DOWN: 3875 PM8001_MSG_DBG(pm8001_ha, 3876 pm8001_printk("HW_EVENT_PHY_DOWN\n")); 3877 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); 3878 phy->phy_attached = 0; 3879 phy->phy_state = 0; 3880 hw_event_phy_down(pm8001_ha, piomb); 3881 break; 3882 case HW_EVENT_PORT_INVALID: 3883 PM8001_MSG_DBG(pm8001_ha, 3884 pm8001_printk("HW_EVENT_PORT_INVALID\n")); 3885 sas_phy_disconnected(sas_phy); 3886 phy->phy_attached = 0; 3887 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3888 break; 3889 /* the broadcast change primitive received, tell the LIBSAS this event 3890 to revalidate the sas domain*/ 3891 case HW_EVENT_BROADCAST_CHANGE: 3892 PM8001_MSG_DBG(pm8001_ha, 3893 pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n")); 3894 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE, 3895 port_id, phy_id, 1, 0); 3896 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3897 sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE; 3898 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3899 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3900 break; 3901 case HW_EVENT_PHY_ERROR: 3902 PM8001_MSG_DBG(pm8001_ha, 3903 pm8001_printk("HW_EVENT_PHY_ERROR\n")); 3904 sas_phy_disconnected(&phy->sas_phy); 3905 phy->phy_attached = 0; 3906 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); 3907 break; 3908 case HW_EVENT_BROADCAST_EXP: 3909 PM8001_MSG_DBG(pm8001_ha, 3910 pm8001_printk("HW_EVENT_BROADCAST_EXP\n")); 3911 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3912 sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP; 3913 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3914 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3915 break; 3916 case HW_EVENT_LINK_ERR_INVALID_DWORD: 3917 PM8001_MSG_DBG(pm8001_ha, 3918 pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n")); 3919 pm8001_hw_event_ack_req(pm8001_ha, 0, 3920 HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0); 3921 sas_phy_disconnected(sas_phy); 3922 phy->phy_attached = 0; 3923 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3924 break; 3925 case HW_EVENT_LINK_ERR_DISPARITY_ERROR: 3926 PM8001_MSG_DBG(pm8001_ha, 3927 pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n")); 3928 pm8001_hw_event_ack_req(pm8001_ha, 0, 3929 HW_EVENT_LINK_ERR_DISPARITY_ERROR, 3930 port_id, phy_id, 0, 0); 3931 sas_phy_disconnected(sas_phy); 3932 phy->phy_attached = 0; 3933 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3934 break; 3935 case HW_EVENT_LINK_ERR_CODE_VIOLATION: 3936 PM8001_MSG_DBG(pm8001_ha, 3937 pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n")); 3938 pm8001_hw_event_ack_req(pm8001_ha, 0, 3939 HW_EVENT_LINK_ERR_CODE_VIOLATION, 3940 port_id, phy_id, 0, 0); 3941 sas_phy_disconnected(sas_phy); 3942 phy->phy_attached = 0; 3943 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3944 break; 3945 case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH: 3946 PM8001_MSG_DBG(pm8001_ha, 3947 pm8001_printk("HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n")); 3948 pm8001_hw_event_ack_req(pm8001_ha, 0, 3949 HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH, 3950 port_id, phy_id, 0, 0); 3951 sas_phy_disconnected(sas_phy); 3952 phy->phy_attached = 0; 3953 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3954 break; 3955 case HW_EVENT_MALFUNCTION: 3956 PM8001_MSG_DBG(pm8001_ha, 3957 pm8001_printk("HW_EVENT_MALFUNCTION\n")); 3958 break; 3959 case HW_EVENT_BROADCAST_SES: 3960 PM8001_MSG_DBG(pm8001_ha, 3961 pm8001_printk("HW_EVENT_BROADCAST_SES\n")); 3962 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3963 sas_phy->sas_prim = HW_EVENT_BROADCAST_SES; 3964 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3965 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3966 break; 3967 case HW_EVENT_INBOUND_CRC_ERROR: 3968 PM8001_MSG_DBG(pm8001_ha, 3969 pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n")); 3970 pm8001_hw_event_ack_req(pm8001_ha, 0, 3971 HW_EVENT_INBOUND_CRC_ERROR, 3972 port_id, phy_id, 0, 0); 3973 break; 3974 case HW_EVENT_HARD_RESET_RECEIVED: 3975 PM8001_MSG_DBG(pm8001_ha, 3976 pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n")); 3977 sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET); 3978 break; 3979 case HW_EVENT_ID_FRAME_TIMEOUT: 3980 PM8001_MSG_DBG(pm8001_ha, 3981 pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n")); 3982 sas_phy_disconnected(sas_phy); 3983 phy->phy_attached = 0; 3984 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3985 break; 3986 case HW_EVENT_LINK_ERR_PHY_RESET_FAILED: 3987 PM8001_MSG_DBG(pm8001_ha, 3988 pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n")); 3989 pm8001_hw_event_ack_req(pm8001_ha, 0, 3990 HW_EVENT_LINK_ERR_PHY_RESET_FAILED, 3991 port_id, phy_id, 0, 0); 3992 sas_phy_disconnected(sas_phy); 3993 phy->phy_attached = 0; 3994 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3995 break; 3996 case HW_EVENT_PORT_RESET_TIMER_TMO: 3997 PM8001_MSG_DBG(pm8001_ha, 3998 pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO\n")); 3999 sas_phy_disconnected(sas_phy); 4000 phy->phy_attached = 0; 4001 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 4002 break; 4003 case HW_EVENT_PORT_RECOVERY_TIMER_TMO: 4004 PM8001_MSG_DBG(pm8001_ha, 4005 pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO\n")); 4006 sas_phy_disconnected(sas_phy); 4007 phy->phy_attached = 0; 4008 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 4009 break; 4010 case HW_EVENT_PORT_RECOVER: 4011 PM8001_MSG_DBG(pm8001_ha, 4012 pm8001_printk("HW_EVENT_PORT_RECOVER\n")); 4013 break; 4014 case HW_EVENT_PORT_RESET_COMPLETE: 4015 PM8001_MSG_DBG(pm8001_ha, 4016 pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE\n")); 4017 break; 4018 case EVENT_BROADCAST_ASYNCH_EVENT: 4019 PM8001_MSG_DBG(pm8001_ha, 4020 pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n")); 4021 break; 4022 default: 4023 PM8001_DEVIO_DBG(pm8001_ha, 4024 pm8001_printk("Unknown event type = %x\n", eventType)); 4025 break; 4026 } 4027 return 0; 4028 } 4029 4030 /** 4031 * process_one_iomb - process one outbound Queue memory block 4032 * @pm8001_ha: our hba card information 4033 * @piomb: IO message buffer 4034 */ 4035 static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb) 4036 { 4037 __le32 pHeader = *(__le32 *)piomb; 4038 u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF); 4039 4040 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:")); 4041 4042 switch (opc) { 4043 case OPC_OUB_ECHO: 4044 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO\n")); 4045 break; 4046 case OPC_OUB_HW_EVENT: 4047 PM8001_MSG_DBG(pm8001_ha, 4048 pm8001_printk("OPC_OUB_HW_EVENT\n")); 4049 mpi_hw_event(pm8001_ha, piomb); 4050 break; 4051 case OPC_OUB_SSP_COMP: 4052 PM8001_MSG_DBG(pm8001_ha, 4053 pm8001_printk("OPC_OUB_SSP_COMP\n")); 4054 mpi_ssp_completion(pm8001_ha, piomb); 4055 break; 4056 case OPC_OUB_SMP_COMP: 4057 PM8001_MSG_DBG(pm8001_ha, 4058 pm8001_printk("OPC_OUB_SMP_COMP\n")); 4059 mpi_smp_completion(pm8001_ha, piomb); 4060 break; 4061 case OPC_OUB_LOCAL_PHY_CNTRL: 4062 PM8001_MSG_DBG(pm8001_ha, 4063 pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n")); 4064 pm8001_mpi_local_phy_ctl(pm8001_ha, piomb); 4065 break; 4066 case OPC_OUB_DEV_REGIST: 4067 PM8001_MSG_DBG(pm8001_ha, 4068 pm8001_printk("OPC_OUB_DEV_REGIST\n")); 4069 pm8001_mpi_reg_resp(pm8001_ha, piomb); 4070 break; 4071 case OPC_OUB_DEREG_DEV: 4072 PM8001_MSG_DBG(pm8001_ha, 4073 pm8001_printk("unregister the device\n")); 4074 pm8001_mpi_dereg_resp(pm8001_ha, piomb); 4075 break; 4076 case OPC_OUB_GET_DEV_HANDLE: 4077 PM8001_MSG_DBG(pm8001_ha, 4078 pm8001_printk("OPC_OUB_GET_DEV_HANDLE\n")); 4079 break; 4080 case OPC_OUB_SATA_COMP: 4081 PM8001_MSG_DBG(pm8001_ha, 4082 pm8001_printk("OPC_OUB_SATA_COMP\n")); 4083 mpi_sata_completion(pm8001_ha, piomb); 4084 break; 4085 case OPC_OUB_SATA_EVENT: 4086 PM8001_MSG_DBG(pm8001_ha, 4087 pm8001_printk("OPC_OUB_SATA_EVENT\n")); 4088 mpi_sata_event(pm8001_ha, piomb); 4089 break; 4090 case OPC_OUB_SSP_EVENT: 4091 PM8001_MSG_DBG(pm8001_ha, 4092 pm8001_printk("OPC_OUB_SSP_EVENT\n")); 4093 mpi_ssp_event(pm8001_ha, piomb); 4094 break; 4095 case OPC_OUB_DEV_HANDLE_ARRIV: 4096 PM8001_MSG_DBG(pm8001_ha, 4097 pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n")); 4098 /*This is for target*/ 4099 break; 4100 case OPC_OUB_SSP_RECV_EVENT: 4101 PM8001_MSG_DBG(pm8001_ha, 4102 pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n")); 4103 /*This is for target*/ 4104 break; 4105 case OPC_OUB_DEV_INFO: 4106 PM8001_MSG_DBG(pm8001_ha, 4107 pm8001_printk("OPC_OUB_DEV_INFO\n")); 4108 break; 4109 case OPC_OUB_FW_FLASH_UPDATE: 4110 PM8001_MSG_DBG(pm8001_ha, 4111 pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n")); 4112 pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb); 4113 break; 4114 case OPC_OUB_GPIO_RESPONSE: 4115 PM8001_MSG_DBG(pm8001_ha, 4116 pm8001_printk("OPC_OUB_GPIO_RESPONSE\n")); 4117 break; 4118 case OPC_OUB_GPIO_EVENT: 4119 PM8001_MSG_DBG(pm8001_ha, 4120 pm8001_printk("OPC_OUB_GPIO_EVENT\n")); 4121 break; 4122 case OPC_OUB_GENERAL_EVENT: 4123 PM8001_MSG_DBG(pm8001_ha, 4124 pm8001_printk("OPC_OUB_GENERAL_EVENT\n")); 4125 pm8001_mpi_general_event(pm8001_ha, piomb); 4126 break; 4127 case OPC_OUB_SSP_ABORT_RSP: 4128 PM8001_MSG_DBG(pm8001_ha, 4129 pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n")); 4130 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 4131 break; 4132 case OPC_OUB_SATA_ABORT_RSP: 4133 PM8001_MSG_DBG(pm8001_ha, 4134 pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n")); 4135 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 4136 break; 4137 case OPC_OUB_SAS_DIAG_MODE_START_END: 4138 PM8001_MSG_DBG(pm8001_ha, 4139 pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n")); 4140 break; 4141 case OPC_OUB_SAS_DIAG_EXECUTE: 4142 PM8001_MSG_DBG(pm8001_ha, 4143 pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n")); 4144 break; 4145 case OPC_OUB_GET_TIME_STAMP: 4146 PM8001_MSG_DBG(pm8001_ha, 4147 pm8001_printk("OPC_OUB_GET_TIME_STAMP\n")); 4148 break; 4149 case OPC_OUB_SAS_HW_EVENT_ACK: 4150 PM8001_MSG_DBG(pm8001_ha, 4151 pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n")); 4152 break; 4153 case OPC_OUB_PORT_CONTROL: 4154 PM8001_MSG_DBG(pm8001_ha, 4155 pm8001_printk("OPC_OUB_PORT_CONTROL\n")); 4156 break; 4157 case OPC_OUB_SMP_ABORT_RSP: 4158 PM8001_MSG_DBG(pm8001_ha, 4159 pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n")); 4160 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 4161 break; 4162 case OPC_OUB_GET_NVMD_DATA: 4163 PM8001_MSG_DBG(pm8001_ha, 4164 pm8001_printk("OPC_OUB_GET_NVMD_DATA\n")); 4165 pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb); 4166 break; 4167 case OPC_OUB_SET_NVMD_DATA: 4168 PM8001_MSG_DBG(pm8001_ha, 4169 pm8001_printk("OPC_OUB_SET_NVMD_DATA\n")); 4170 pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb); 4171 break; 4172 case OPC_OUB_DEVICE_HANDLE_REMOVAL: 4173 PM8001_MSG_DBG(pm8001_ha, 4174 pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n")); 4175 break; 4176 case OPC_OUB_SET_DEVICE_STATE: 4177 PM8001_MSG_DBG(pm8001_ha, 4178 pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n")); 4179 pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb); 4180 break; 4181 case OPC_OUB_GET_DEVICE_STATE: 4182 PM8001_MSG_DBG(pm8001_ha, 4183 pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n")); 4184 break; 4185 case OPC_OUB_SET_DEV_INFO: 4186 PM8001_MSG_DBG(pm8001_ha, 4187 pm8001_printk("OPC_OUB_SET_DEV_INFO\n")); 4188 break; 4189 case OPC_OUB_SAS_RE_INITIALIZE: 4190 PM8001_MSG_DBG(pm8001_ha, 4191 pm8001_printk("OPC_OUB_SAS_RE_INITIALIZE\n")); 4192 break; 4193 default: 4194 PM8001_DEVIO_DBG(pm8001_ha, 4195 pm8001_printk("Unknown outbound Queue IOMB OPC = %x\n", 4196 opc)); 4197 break; 4198 } 4199 } 4200 4201 static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec) 4202 { 4203 struct outbound_queue_table *circularQ; 4204 void *pMsg1 = NULL; 4205 u8 uninitialized_var(bc); 4206 u32 ret = MPI_IO_STATUS_FAIL; 4207 unsigned long flags; 4208 4209 spin_lock_irqsave(&pm8001_ha->lock, flags); 4210 circularQ = &pm8001_ha->outbnd_q_tbl[vec]; 4211 do { 4212 ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc); 4213 if (MPI_IO_STATUS_SUCCESS == ret) { 4214 /* process the outbound message */ 4215 process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4)); 4216 /* free the message from the outbound circular buffer */ 4217 pm8001_mpi_msg_free_set(pm8001_ha, pMsg1, 4218 circularQ, bc); 4219 } 4220 if (MPI_IO_STATUS_BUSY == ret) { 4221 /* Update the producer index from SPC */ 4222 circularQ->producer_index = 4223 cpu_to_le32(pm8001_read_32(circularQ->pi_virt)); 4224 if (le32_to_cpu(circularQ->producer_index) == 4225 circularQ->consumer_idx) 4226 /* OQ is empty */ 4227 break; 4228 } 4229 } while (1); 4230 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 4231 return ret; 4232 } 4233 4234 /* DMA_... to our direction translation. */ 4235 static const u8 data_dir_flags[] = { 4236 [DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT, /* UNSPECIFIED */ 4237 [DMA_TO_DEVICE] = DATA_DIR_OUT, /* OUTBOUND */ 4238 [DMA_FROM_DEVICE] = DATA_DIR_IN, /* INBOUND */ 4239 [DMA_NONE] = DATA_DIR_NONE, /* NO TRANSFER */ 4240 }; 4241 void 4242 pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd) 4243 { 4244 int i; 4245 struct scatterlist *sg; 4246 struct pm8001_prd *buf_prd = prd; 4247 4248 for_each_sg(scatter, sg, nr, i) { 4249 buf_prd->addr = cpu_to_le64(sg_dma_address(sg)); 4250 buf_prd->im_len.len = cpu_to_le32(sg_dma_len(sg)); 4251 buf_prd->im_len.e = 0; 4252 buf_prd++; 4253 } 4254 } 4255 4256 static void build_smp_cmd(u32 deviceID, __le32 hTag, struct smp_req *psmp_cmd) 4257 { 4258 psmp_cmd->tag = hTag; 4259 psmp_cmd->device_id = cpu_to_le32(deviceID); 4260 psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1)); 4261 } 4262 4263 /** 4264 * pm8001_chip_smp_req - send a SMP task to FW 4265 * @pm8001_ha: our hba card information. 4266 * @ccb: the ccb information this request used. 4267 */ 4268 static int pm8001_chip_smp_req(struct pm8001_hba_info *pm8001_ha, 4269 struct pm8001_ccb_info *ccb) 4270 { 4271 int elem, rc; 4272 struct sas_task *task = ccb->task; 4273 struct domain_device *dev = task->dev; 4274 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4275 struct scatterlist *sg_req, *sg_resp; 4276 u32 req_len, resp_len; 4277 struct smp_req smp_cmd; 4278 u32 opc; 4279 struct inbound_queue_table *circularQ; 4280 4281 memset(&smp_cmd, 0, sizeof(smp_cmd)); 4282 /* 4283 * DMA-map SMP request, response buffers 4284 */ 4285 sg_req = &task->smp_task.smp_req; 4286 elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, DMA_TO_DEVICE); 4287 if (!elem) 4288 return -ENOMEM; 4289 req_len = sg_dma_len(sg_req); 4290 4291 sg_resp = &task->smp_task.smp_resp; 4292 elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, DMA_FROM_DEVICE); 4293 if (!elem) { 4294 rc = -ENOMEM; 4295 goto err_out; 4296 } 4297 resp_len = sg_dma_len(sg_resp); 4298 /* must be in dwords */ 4299 if ((req_len & 0x3) || (resp_len & 0x3)) { 4300 rc = -EINVAL; 4301 goto err_out_2; 4302 } 4303 4304 opc = OPC_INB_SMP_REQUEST; 4305 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4306 smp_cmd.tag = cpu_to_le32(ccb->ccb_tag); 4307 smp_cmd.long_smp_req.long_req_addr = 4308 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req)); 4309 smp_cmd.long_smp_req.long_req_size = 4310 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4); 4311 smp_cmd.long_smp_req.long_resp_addr = 4312 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp)); 4313 smp_cmd.long_smp_req.long_resp_size = 4314 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4); 4315 build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd); 4316 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, 4317 &smp_cmd, sizeof(smp_cmd), 0); 4318 if (rc) 4319 goto err_out_2; 4320 4321 return 0; 4322 4323 err_out_2: 4324 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1, 4325 DMA_FROM_DEVICE); 4326 err_out: 4327 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1, 4328 DMA_TO_DEVICE); 4329 return rc; 4330 } 4331 4332 /** 4333 * pm8001_chip_ssp_io_req - send a SSP task to FW 4334 * @pm8001_ha: our hba card information. 4335 * @ccb: the ccb information this request used. 4336 */ 4337 static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, 4338 struct pm8001_ccb_info *ccb) 4339 { 4340 struct sas_task *task = ccb->task; 4341 struct domain_device *dev = task->dev; 4342 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4343 struct ssp_ini_io_start_req ssp_cmd; 4344 u32 tag = ccb->ccb_tag; 4345 int ret; 4346 u64 phys_addr; 4347 struct inbound_queue_table *circularQ; 4348 u32 opc = OPC_INB_SSPINIIOSTART; 4349 memset(&ssp_cmd, 0, sizeof(ssp_cmd)); 4350 memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8); 4351 ssp_cmd.dir_m_tlr = 4352 cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);/*0 for 4353 SAS 1.1 compatible TLR*/ 4354 ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len); 4355 ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id); 4356 ssp_cmd.tag = cpu_to_le32(tag); 4357 if (task->ssp_task.enable_first_burst) 4358 ssp_cmd.ssp_iu.efb_prio_attr |= 0x80; 4359 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3); 4360 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7); 4361 memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd, 4362 task->ssp_task.cmd->cmd_len); 4363 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4364 4365 /* fill in PRD (scatter/gather) table, if any */ 4366 if (task->num_scatter > 1) { 4367 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd); 4368 phys_addr = ccb->ccb_dma_handle + 4369 offsetof(struct pm8001_ccb_info, buf_prd[0]); 4370 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(phys_addr)); 4371 ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(phys_addr)); 4372 ssp_cmd.esgl = cpu_to_le32(1<<31); 4373 } else if (task->num_scatter == 1) { 4374 u64 dma_addr = sg_dma_address(task->scatter); 4375 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr)); 4376 ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(dma_addr)); 4377 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 4378 ssp_cmd.esgl = 0; 4379 } else if (task->num_scatter == 0) { 4380 ssp_cmd.addr_low = 0; 4381 ssp_cmd.addr_high = 0; 4382 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 4383 ssp_cmd.esgl = 0; 4384 } 4385 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd, 4386 sizeof(ssp_cmd), 0); 4387 return ret; 4388 } 4389 4390 static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha, 4391 struct pm8001_ccb_info *ccb) 4392 { 4393 struct sas_task *task = ccb->task; 4394 struct domain_device *dev = task->dev; 4395 struct pm8001_device *pm8001_ha_dev = dev->lldd_dev; 4396 u32 tag = ccb->ccb_tag; 4397 int ret; 4398 struct sata_start_req sata_cmd; 4399 u32 hdr_tag, ncg_tag = 0; 4400 u64 phys_addr; 4401 u32 ATAP = 0x0; 4402 u32 dir; 4403 struct inbound_queue_table *circularQ; 4404 unsigned long flags; 4405 u32 opc = OPC_INB_SATA_HOST_OPSTART; 4406 memset(&sata_cmd, 0, sizeof(sata_cmd)); 4407 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4408 if (task->data_dir == DMA_NONE) { 4409 ATAP = 0x04; /* no data*/ 4410 PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data\n")); 4411 } else if (likely(!task->ata_task.device_control_reg_update)) { 4412 if (task->ata_task.dma_xfer) { 4413 ATAP = 0x06; /* DMA */ 4414 PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA\n")); 4415 } else { 4416 ATAP = 0x05; /* PIO*/ 4417 PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO\n")); 4418 } 4419 if (task->ata_task.use_ncq && 4420 dev->sata_dev.class != ATA_DEV_ATAPI) { 4421 ATAP = 0x07; /* FPDMA */ 4422 PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA\n")); 4423 } 4424 } 4425 if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) { 4426 task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3); 4427 ncg_tag = hdr_tag; 4428 } 4429 dir = data_dir_flags[task->data_dir] << 8; 4430 sata_cmd.tag = cpu_to_le32(tag); 4431 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id); 4432 sata_cmd.data_len = cpu_to_le32(task->total_xfer_len); 4433 sata_cmd.ncqtag_atap_dir_m = 4434 cpu_to_le32(((ncg_tag & 0xff)<<16)|((ATAP & 0x3f) << 10) | dir); 4435 sata_cmd.sata_fis = task->ata_task.fis; 4436 if (likely(!task->ata_task.device_control_reg_update)) 4437 sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */ 4438 sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */ 4439 /* fill in PRD (scatter/gather) table, if any */ 4440 if (task->num_scatter > 1) { 4441 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd); 4442 phys_addr = ccb->ccb_dma_handle + 4443 offsetof(struct pm8001_ccb_info, buf_prd[0]); 4444 sata_cmd.addr_low = lower_32_bits(phys_addr); 4445 sata_cmd.addr_high = upper_32_bits(phys_addr); 4446 sata_cmd.esgl = cpu_to_le32(1 << 31); 4447 } else if (task->num_scatter == 1) { 4448 u64 dma_addr = sg_dma_address(task->scatter); 4449 sata_cmd.addr_low = lower_32_bits(dma_addr); 4450 sata_cmd.addr_high = upper_32_bits(dma_addr); 4451 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 4452 sata_cmd.esgl = 0; 4453 } else if (task->num_scatter == 0) { 4454 sata_cmd.addr_low = 0; 4455 sata_cmd.addr_high = 0; 4456 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 4457 sata_cmd.esgl = 0; 4458 } 4459 4460 /* Check for read log for failed drive and return */ 4461 if (sata_cmd.sata_fis.command == 0x2f) { 4462 if (((pm8001_ha_dev->id & NCQ_READ_LOG_FLAG) || 4463 (pm8001_ha_dev->id & NCQ_ABORT_ALL_FLAG) || 4464 (pm8001_ha_dev->id & NCQ_2ND_RLE_FLAG))) { 4465 struct task_status_struct *ts; 4466 4467 pm8001_ha_dev->id &= 0xDFFFFFFF; 4468 ts = &task->task_status; 4469 4470 spin_lock_irqsave(&task->task_state_lock, flags); 4471 ts->resp = SAS_TASK_COMPLETE; 4472 ts->stat = SAM_STAT_GOOD; 4473 task->task_state_flags &= ~SAS_TASK_STATE_PENDING; 4474 task->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 4475 task->task_state_flags |= SAS_TASK_STATE_DONE; 4476 if (unlikely((task->task_state_flags & 4477 SAS_TASK_STATE_ABORTED))) { 4478 spin_unlock_irqrestore(&task->task_state_lock, 4479 flags); 4480 PM8001_FAIL_DBG(pm8001_ha, 4481 pm8001_printk("task 0x%p resp 0x%x " 4482 " stat 0x%x but aborted by upper layer " 4483 "\n", task, ts->resp, ts->stat)); 4484 pm8001_ccb_task_free(pm8001_ha, task, ccb, tag); 4485 } else { 4486 spin_unlock_irqrestore(&task->task_state_lock, 4487 flags); 4488 pm8001_ccb_task_free_done(pm8001_ha, task, 4489 ccb, tag); 4490 return 0; 4491 } 4492 } 4493 } 4494 4495 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 4496 sizeof(sata_cmd), 0); 4497 return ret; 4498 } 4499 4500 /** 4501 * pm8001_chip_phy_start_req - start phy via PHY_START COMMAND 4502 * @pm8001_ha: our hba card information. 4503 * @num: the inbound queue number 4504 * @phy_id: the phy id which we wanted to start up. 4505 */ 4506 static int 4507 pm8001_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id) 4508 { 4509 struct phy_start_req payload; 4510 struct inbound_queue_table *circularQ; 4511 int ret; 4512 u32 tag = 0x01; 4513 u32 opcode = OPC_INB_PHYSTART; 4514 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4515 memset(&payload, 0, sizeof(payload)); 4516 payload.tag = cpu_to_le32(tag); 4517 /* 4518 ** [0:7] PHY Identifier 4519 ** [8:11] link rate 1.5G, 3G, 6G 4520 ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b both 4521 ** [14] 0b disable spin up hold; 1b enable spin up hold 4522 */ 4523 payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE | 4524 LINKMODE_AUTO | LINKRATE_15 | 4525 LINKRATE_30 | LINKRATE_60 | phy_id); 4526 payload.sas_identify.dev_type = SAS_END_DEVICE; 4527 payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL; 4528 memcpy(payload.sas_identify.sas_addr, 4529 pm8001_ha->sas_addr, SAS_ADDR_SIZE); 4530 payload.sas_identify.phy_id = phy_id; 4531 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 4532 sizeof(payload), 0); 4533 return ret; 4534 } 4535 4536 /** 4537 * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND 4538 * @pm8001_ha: our hba card information. 4539 * @num: the inbound queue number 4540 * @phy_id: the phy id which we wanted to start up. 4541 */ 4542 static int pm8001_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha, 4543 u8 phy_id) 4544 { 4545 struct phy_stop_req payload; 4546 struct inbound_queue_table *circularQ; 4547 int ret; 4548 u32 tag = 0x01; 4549 u32 opcode = OPC_INB_PHYSTOP; 4550 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4551 memset(&payload, 0, sizeof(payload)); 4552 payload.tag = cpu_to_le32(tag); 4553 payload.phy_id = cpu_to_le32(phy_id); 4554 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 4555 sizeof(payload), 0); 4556 return ret; 4557 } 4558 4559 /** 4560 * see comments on pm8001_mpi_reg_resp. 4561 */ 4562 static int pm8001_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha, 4563 struct pm8001_device *pm8001_dev, u32 flag) 4564 { 4565 struct reg_dev_req payload; 4566 u32 opc; 4567 u32 stp_sspsmp_sata = 0x4; 4568 struct inbound_queue_table *circularQ; 4569 u32 linkrate, phy_id; 4570 int rc, tag = 0xdeadbeef; 4571 struct pm8001_ccb_info *ccb; 4572 u8 retryFlag = 0x1; 4573 u16 firstBurstSize = 0; 4574 u16 ITNT = 2000; 4575 struct domain_device *dev = pm8001_dev->sas_device; 4576 struct domain_device *parent_dev = dev->parent; 4577 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4578 4579 memset(&payload, 0, sizeof(payload)); 4580 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4581 if (rc) 4582 return rc; 4583 ccb = &pm8001_ha->ccb_info[tag]; 4584 ccb->device = pm8001_dev; 4585 ccb->ccb_tag = tag; 4586 payload.tag = cpu_to_le32(tag); 4587 if (flag == 1) 4588 stp_sspsmp_sata = 0x02; /*direct attached sata */ 4589 else { 4590 if (pm8001_dev->dev_type == SAS_SATA_DEV) 4591 stp_sspsmp_sata = 0x00; /* stp*/ 4592 else if (pm8001_dev->dev_type == SAS_END_DEVICE || 4593 pm8001_dev->dev_type == SAS_EDGE_EXPANDER_DEVICE || 4594 pm8001_dev->dev_type == SAS_FANOUT_EXPANDER_DEVICE) 4595 stp_sspsmp_sata = 0x01; /*ssp or smp*/ 4596 } 4597 if (parent_dev && dev_is_expander(parent_dev->dev_type)) 4598 phy_id = parent_dev->ex_dev.ex_phy->phy_id; 4599 else 4600 phy_id = pm8001_dev->attached_phy; 4601 opc = OPC_INB_REG_DEV; 4602 linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ? 4603 pm8001_dev->sas_device->linkrate : dev->port->linkrate; 4604 payload.phyid_portid = 4605 cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0x0F) | 4606 ((phy_id & 0x0F) << 4)); 4607 payload.dtype_dlr_retry = cpu_to_le32((retryFlag & 0x01) | 4608 ((linkrate & 0x0F) * 0x1000000) | 4609 ((stp_sspsmp_sata & 0x03) * 0x10000000)); 4610 payload.firstburstsize_ITNexustimeout = 4611 cpu_to_le32(ITNT | (firstBurstSize * 0x10000)); 4612 memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr, 4613 SAS_ADDR_SIZE); 4614 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 4615 sizeof(payload), 0); 4616 return rc; 4617 } 4618 4619 /** 4620 * see comments on pm8001_mpi_reg_resp. 4621 */ 4622 int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, 4623 u32 device_id) 4624 { 4625 struct dereg_dev_req payload; 4626 u32 opc = OPC_INB_DEREG_DEV_HANDLE; 4627 int ret; 4628 struct inbound_queue_table *circularQ; 4629 4630 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4631 memset(&payload, 0, sizeof(payload)); 4632 payload.tag = cpu_to_le32(1); 4633 payload.device_id = cpu_to_le32(device_id); 4634 PM8001_MSG_DBG(pm8001_ha, 4635 pm8001_printk("unregister device device_id = %d\n", device_id)); 4636 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 4637 sizeof(payload), 0); 4638 return ret; 4639 } 4640 4641 /** 4642 * pm8001_chip_phy_ctl_req - support the local phy operation 4643 * @pm8001_ha: our hba card information. 4644 * @num: the inbound queue number 4645 * @phy_id: the phy id which we wanted to operate 4646 * @phy_op: 4647 */ 4648 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 4649 u32 phyId, u32 phy_op) 4650 { 4651 struct local_phy_ctl_req payload; 4652 struct inbound_queue_table *circularQ; 4653 int ret; 4654 u32 opc = OPC_INB_LOCAL_PHY_CONTROL; 4655 memset(&payload, 0, sizeof(payload)); 4656 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4657 payload.tag = cpu_to_le32(1); 4658 payload.phyop_phyid = 4659 cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F)); 4660 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 4661 sizeof(payload), 0); 4662 return ret; 4663 } 4664 4665 static u32 pm8001_chip_is_our_interrupt(struct pm8001_hba_info *pm8001_ha) 4666 { 4667 #ifdef PM8001_USE_MSIX 4668 return 1; 4669 #else 4670 u32 value; 4671 4672 value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR); 4673 if (value) 4674 return 1; 4675 return 0; 4676 #endif 4677 } 4678 4679 /** 4680 * pm8001_chip_isr - PM8001 isr handler. 4681 * @pm8001_ha: our hba card information. 4682 * @irq: irq number. 4683 * @stat: stat. 4684 */ 4685 static irqreturn_t 4686 pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec) 4687 { 4688 pm8001_chip_interrupt_disable(pm8001_ha, vec); 4689 PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( 4690 "irq vec %d, ODMR:0x%x\n", 4691 vec, pm8001_cr32(pm8001_ha, 0, 0x30))); 4692 process_oq(pm8001_ha, vec); 4693 pm8001_chip_interrupt_enable(pm8001_ha, vec); 4694 return IRQ_HANDLED; 4695 } 4696 4697 static int send_task_abort(struct pm8001_hba_info *pm8001_ha, u32 opc, 4698 u32 dev_id, u8 flag, u32 task_tag, u32 cmd_tag) 4699 { 4700 struct task_abort_req task_abort; 4701 struct inbound_queue_table *circularQ; 4702 int ret; 4703 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4704 memset(&task_abort, 0, sizeof(task_abort)); 4705 if (ABORT_SINGLE == (flag & ABORT_MASK)) { 4706 task_abort.abort_all = 0; 4707 task_abort.device_id = cpu_to_le32(dev_id); 4708 task_abort.tag_to_abort = cpu_to_le32(task_tag); 4709 task_abort.tag = cpu_to_le32(cmd_tag); 4710 } else if (ABORT_ALL == (flag & ABORT_MASK)) { 4711 task_abort.abort_all = cpu_to_le32(1); 4712 task_abort.device_id = cpu_to_le32(dev_id); 4713 task_abort.tag = cpu_to_le32(cmd_tag); 4714 } 4715 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort, 4716 sizeof(task_abort), 0); 4717 return ret; 4718 } 4719 4720 /** 4721 * pm8001_chip_abort_task - SAS abort task when error or exception happened. 4722 * @task: the task we wanted to aborted. 4723 * @flag: the abort flag. 4724 */ 4725 int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha, 4726 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag, u32 cmd_tag) 4727 { 4728 u32 opc, device_id; 4729 int rc = TMF_RESP_FUNC_FAILED; 4730 PM8001_EH_DBG(pm8001_ha, 4731 pm8001_printk("cmd_tag = %x, abort task tag = 0x%x", 4732 cmd_tag, task_tag)); 4733 if (pm8001_dev->dev_type == SAS_END_DEVICE) 4734 opc = OPC_INB_SSP_ABORT; 4735 else if (pm8001_dev->dev_type == SAS_SATA_DEV) 4736 opc = OPC_INB_SATA_ABORT; 4737 else 4738 opc = OPC_INB_SMP_ABORT;/* SMP */ 4739 device_id = pm8001_dev->device_id; 4740 rc = send_task_abort(pm8001_ha, opc, device_id, flag, 4741 task_tag, cmd_tag); 4742 if (rc != TMF_RESP_FUNC_COMPLETE) 4743 PM8001_EH_DBG(pm8001_ha, pm8001_printk("rc= %d\n", rc)); 4744 return rc; 4745 } 4746 4747 /** 4748 * pm8001_chip_ssp_tm_req - built the task management command. 4749 * @pm8001_ha: our hba card information. 4750 * @ccb: the ccb information. 4751 * @tmf: task management function. 4752 */ 4753 int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha, 4754 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf) 4755 { 4756 struct sas_task *task = ccb->task; 4757 struct domain_device *dev = task->dev; 4758 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4759 u32 opc = OPC_INB_SSPINITMSTART; 4760 struct inbound_queue_table *circularQ; 4761 struct ssp_ini_tm_start_req sspTMCmd; 4762 int ret; 4763 4764 memset(&sspTMCmd, 0, sizeof(sspTMCmd)); 4765 sspTMCmd.device_id = cpu_to_le32(pm8001_dev->device_id); 4766 sspTMCmd.relate_tag = cpu_to_le32(tmf->tag_of_task_to_be_managed); 4767 sspTMCmd.tmf = cpu_to_le32(tmf->tmf); 4768 memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8); 4769 sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag); 4770 if (pm8001_ha->chip_id != chip_8001) 4771 sspTMCmd.ds_ads_m = 0x08; 4772 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4773 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd, 4774 sizeof(sspTMCmd), 0); 4775 return ret; 4776 } 4777 4778 int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, 4779 void *payload) 4780 { 4781 u32 opc = OPC_INB_GET_NVMD_DATA; 4782 u32 nvmd_type; 4783 int rc; 4784 u32 tag; 4785 struct pm8001_ccb_info *ccb; 4786 struct inbound_queue_table *circularQ; 4787 struct get_nvm_data_req nvmd_req; 4788 struct fw_control_ex *fw_control_context; 4789 struct pm8001_ioctl_payload *ioctl_payload = payload; 4790 4791 nvmd_type = ioctl_payload->minor_function; 4792 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4793 if (!fw_control_context) 4794 return -ENOMEM; 4795 fw_control_context->usrAddr = (u8 *)ioctl_payload->func_specific; 4796 fw_control_context->len = ioctl_payload->rd_length; 4797 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4798 memset(&nvmd_req, 0, sizeof(nvmd_req)); 4799 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4800 if (rc) { 4801 kfree(fw_control_context); 4802 return rc; 4803 } 4804 ccb = &pm8001_ha->ccb_info[tag]; 4805 ccb->ccb_tag = tag; 4806 ccb->fw_control_context = fw_control_context; 4807 nvmd_req.tag = cpu_to_le32(tag); 4808 4809 switch (nvmd_type) { 4810 case TWI_DEVICE: { 4811 u32 twi_addr, twi_page_size; 4812 twi_addr = 0xa8; 4813 twi_page_size = 2; 4814 4815 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 | 4816 twi_page_size << 8 | TWI_DEVICE); 4817 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length); 4818 nvmd_req.resp_addr_hi = 4819 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4820 nvmd_req.resp_addr_lo = 4821 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4822 break; 4823 } 4824 case C_SEEPROM: { 4825 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM); 4826 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length); 4827 nvmd_req.resp_addr_hi = 4828 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4829 nvmd_req.resp_addr_lo = 4830 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4831 break; 4832 } 4833 case VPD_FLASH: { 4834 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH); 4835 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length); 4836 nvmd_req.resp_addr_hi = 4837 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4838 nvmd_req.resp_addr_lo = 4839 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4840 break; 4841 } 4842 case EXPAN_ROM: { 4843 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM); 4844 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length); 4845 nvmd_req.resp_addr_hi = 4846 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4847 nvmd_req.resp_addr_lo = 4848 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4849 break; 4850 } 4851 case IOP_RDUMP: { 4852 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | IOP_RDUMP); 4853 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length); 4854 nvmd_req.vpd_offset = cpu_to_le32(ioctl_payload->offset); 4855 nvmd_req.resp_addr_hi = 4856 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4857 nvmd_req.resp_addr_lo = 4858 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4859 break; 4860 } 4861 default: 4862 break; 4863 } 4864 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req, 4865 sizeof(nvmd_req), 0); 4866 if (rc) { 4867 kfree(fw_control_context); 4868 pm8001_tag_free(pm8001_ha, tag); 4869 } 4870 return rc; 4871 } 4872 4873 int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, 4874 void *payload) 4875 { 4876 u32 opc = OPC_INB_SET_NVMD_DATA; 4877 u32 nvmd_type; 4878 int rc; 4879 u32 tag; 4880 struct pm8001_ccb_info *ccb; 4881 struct inbound_queue_table *circularQ; 4882 struct set_nvm_data_req nvmd_req; 4883 struct fw_control_ex *fw_control_context; 4884 struct pm8001_ioctl_payload *ioctl_payload = payload; 4885 4886 nvmd_type = ioctl_payload->minor_function; 4887 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4888 if (!fw_control_context) 4889 return -ENOMEM; 4890 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4891 memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr, 4892 &ioctl_payload->func_specific, 4893 ioctl_payload->wr_length); 4894 memset(&nvmd_req, 0, sizeof(nvmd_req)); 4895 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4896 if (rc) { 4897 kfree(fw_control_context); 4898 return -EBUSY; 4899 } 4900 ccb = &pm8001_ha->ccb_info[tag]; 4901 ccb->fw_control_context = fw_control_context; 4902 ccb->ccb_tag = tag; 4903 nvmd_req.tag = cpu_to_le32(tag); 4904 switch (nvmd_type) { 4905 case TWI_DEVICE: { 4906 u32 twi_addr, twi_page_size; 4907 twi_addr = 0xa8; 4908 twi_page_size = 2; 4909 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4910 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 | 4911 twi_page_size << 8 | TWI_DEVICE); 4912 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->wr_length); 4913 nvmd_req.resp_addr_hi = 4914 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4915 nvmd_req.resp_addr_lo = 4916 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4917 break; 4918 } 4919 case C_SEEPROM: 4920 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM); 4921 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->wr_length); 4922 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4923 nvmd_req.resp_addr_hi = 4924 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4925 nvmd_req.resp_addr_lo = 4926 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4927 break; 4928 case VPD_FLASH: 4929 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH); 4930 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->wr_length); 4931 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4932 nvmd_req.resp_addr_hi = 4933 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4934 nvmd_req.resp_addr_lo = 4935 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4936 break; 4937 case EXPAN_ROM: 4938 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM); 4939 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->wr_length); 4940 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4941 nvmd_req.resp_addr_hi = 4942 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4943 nvmd_req.resp_addr_lo = 4944 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4945 break; 4946 default: 4947 break; 4948 } 4949 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req, 4950 sizeof(nvmd_req), 0); 4951 if (rc) { 4952 kfree(fw_control_context); 4953 pm8001_tag_free(pm8001_ha, tag); 4954 } 4955 return rc; 4956 } 4957 4958 /** 4959 * pm8001_chip_fw_flash_update_build - support the firmware update operation 4960 * @pm8001_ha: our hba card information. 4961 * @fw_flash_updata_info: firmware flash update param 4962 */ 4963 int 4964 pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha, 4965 void *fw_flash_updata_info, u32 tag) 4966 { 4967 struct fw_flash_Update_req payload; 4968 struct fw_flash_updata_info *info; 4969 struct inbound_queue_table *circularQ; 4970 int ret; 4971 u32 opc = OPC_INB_FW_FLASH_UPDATE; 4972 4973 memset(&payload, 0, sizeof(struct fw_flash_Update_req)); 4974 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4975 info = fw_flash_updata_info; 4976 payload.tag = cpu_to_le32(tag); 4977 payload.cur_image_len = cpu_to_le32(info->cur_image_len); 4978 payload.cur_image_offset = cpu_to_le32(info->cur_image_offset); 4979 payload.total_image_len = cpu_to_le32(info->total_image_len); 4980 payload.len = info->sgl.im_len.len ; 4981 payload.sgl_addr_lo = 4982 cpu_to_le32(lower_32_bits(le64_to_cpu(info->sgl.addr))); 4983 payload.sgl_addr_hi = 4984 cpu_to_le32(upper_32_bits(le64_to_cpu(info->sgl.addr))); 4985 ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 4986 sizeof(payload), 0); 4987 return ret; 4988 } 4989 4990 int 4991 pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha, 4992 void *payload) 4993 { 4994 struct fw_flash_updata_info flash_update_info; 4995 struct fw_control_info *fw_control; 4996 struct fw_control_ex *fw_control_context; 4997 int rc; 4998 u32 tag; 4999 struct pm8001_ccb_info *ccb; 5000 void *buffer = pm8001_ha->memoryMap.region[FW_FLASH].virt_ptr; 5001 dma_addr_t phys_addr = pm8001_ha->memoryMap.region[FW_FLASH].phys_addr; 5002 struct pm8001_ioctl_payload *ioctl_payload = payload; 5003 5004 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 5005 if (!fw_control_context) 5006 return -ENOMEM; 5007 fw_control = (struct fw_control_info *)&ioctl_payload->func_specific; 5008 PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( 5009 "dma fw_control context input length :%x\n", fw_control->len)); 5010 memcpy(buffer, fw_control->buffer, fw_control->len); 5011 flash_update_info.sgl.addr = cpu_to_le64(phys_addr); 5012 flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len); 5013 flash_update_info.sgl.im_len.e = 0; 5014 flash_update_info.cur_image_offset = fw_control->offset; 5015 flash_update_info.cur_image_len = fw_control->len; 5016 flash_update_info.total_image_len = fw_control->size; 5017 fw_control_context->fw_control = fw_control; 5018 fw_control_context->virtAddr = buffer; 5019 fw_control_context->phys_addr = phys_addr; 5020 fw_control_context->len = fw_control->len; 5021 rc = pm8001_tag_alloc(pm8001_ha, &tag); 5022 if (rc) { 5023 kfree(fw_control_context); 5024 return -EBUSY; 5025 } 5026 ccb = &pm8001_ha->ccb_info[tag]; 5027 ccb->fw_control_context = fw_control_context; 5028 ccb->ccb_tag = tag; 5029 rc = pm8001_chip_fw_flash_update_build(pm8001_ha, &flash_update_info, 5030 tag); 5031 return rc; 5032 } 5033 5034 ssize_t 5035 pm8001_get_gsm_dump(struct device *cdev, u32 length, char *buf) 5036 { 5037 u32 value, rem, offset = 0, bar = 0; 5038 u32 index, work_offset, dw_length; 5039 u32 shift_value, gsm_base, gsm_dump_offset; 5040 char *direct_data; 5041 struct Scsi_Host *shost = class_to_shost(cdev); 5042 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); 5043 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha; 5044 5045 direct_data = buf; 5046 gsm_dump_offset = pm8001_ha->fatal_forensic_shift_offset; 5047 5048 /* check max is 1 Mbytes */ 5049 if ((length > 0x100000) || (gsm_dump_offset & 3) || 5050 ((gsm_dump_offset + length) > 0x1000000)) 5051 return -EINVAL; 5052 5053 if (pm8001_ha->chip_id == chip_8001) 5054 bar = 2; 5055 else 5056 bar = 1; 5057 5058 work_offset = gsm_dump_offset & 0xFFFF0000; 5059 offset = gsm_dump_offset & 0x0000FFFF; 5060 gsm_dump_offset = work_offset; 5061 /* adjust length to dword boundary */ 5062 rem = length & 3; 5063 dw_length = length >> 2; 5064 5065 for (index = 0; index < dw_length; index++) { 5066 if ((work_offset + offset) & 0xFFFF0000) { 5067 if (pm8001_ha->chip_id == chip_8001) 5068 shift_value = ((gsm_dump_offset + offset) & 5069 SHIFT_REG_64K_MASK); 5070 else 5071 shift_value = (((gsm_dump_offset + offset) & 5072 SHIFT_REG_64K_MASK) >> 5073 SHIFT_REG_BIT_SHIFT); 5074 5075 if (pm8001_ha->chip_id == chip_8001) { 5076 gsm_base = GSM_BASE; 5077 if (-1 == pm8001_bar4_shift(pm8001_ha, 5078 (gsm_base + shift_value))) 5079 return -EIO; 5080 } else { 5081 gsm_base = 0; 5082 if (-1 == pm80xx_bar4_shift(pm8001_ha, 5083 (gsm_base + shift_value))) 5084 return -EIO; 5085 } 5086 gsm_dump_offset = (gsm_dump_offset + offset) & 5087 0xFFFF0000; 5088 work_offset = 0; 5089 offset = offset & 0x0000FFFF; 5090 } 5091 value = pm8001_cr32(pm8001_ha, bar, (work_offset + offset) & 5092 0x0000FFFF); 5093 direct_data += sprintf(direct_data, "%08x ", value); 5094 offset += 4; 5095 } 5096 if (rem != 0) { 5097 value = pm8001_cr32(pm8001_ha, bar, (work_offset + offset) & 5098 0x0000FFFF); 5099 /* xfr for non_dw */ 5100 direct_data += sprintf(direct_data, "%08x ", value); 5101 } 5102 /* Shift back to BAR4 original address */ 5103 if (-1 == pm8001_bar4_shift(pm8001_ha, 0)) 5104 return -EIO; 5105 pm8001_ha->fatal_forensic_shift_offset += 1024; 5106 5107 if (pm8001_ha->fatal_forensic_shift_offset >= 0x100000) 5108 pm8001_ha->fatal_forensic_shift_offset = 0; 5109 return direct_data - buf; 5110 } 5111 5112 int 5113 pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha, 5114 struct pm8001_device *pm8001_dev, u32 state) 5115 { 5116 struct set_dev_state_req payload; 5117 struct inbound_queue_table *circularQ; 5118 struct pm8001_ccb_info *ccb; 5119 int rc; 5120 u32 tag; 5121 u32 opc = OPC_INB_SET_DEVICE_STATE; 5122 memset(&payload, 0, sizeof(payload)); 5123 rc = pm8001_tag_alloc(pm8001_ha, &tag); 5124 if (rc) 5125 return -1; 5126 ccb = &pm8001_ha->ccb_info[tag]; 5127 ccb->ccb_tag = tag; 5128 ccb->device = pm8001_dev; 5129 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 5130 payload.tag = cpu_to_le32(tag); 5131 payload.device_id = cpu_to_le32(pm8001_dev->device_id); 5132 payload.nds = cpu_to_le32(state); 5133 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 5134 sizeof(payload), 0); 5135 return rc; 5136 5137 } 5138 5139 static int 5140 pm8001_chip_sas_re_initialization(struct pm8001_hba_info *pm8001_ha) 5141 { 5142 struct sas_re_initialization_req payload; 5143 struct inbound_queue_table *circularQ; 5144 struct pm8001_ccb_info *ccb; 5145 int rc; 5146 u32 tag; 5147 u32 opc = OPC_INB_SAS_RE_INITIALIZE; 5148 memset(&payload, 0, sizeof(payload)); 5149 rc = pm8001_tag_alloc(pm8001_ha, &tag); 5150 if (rc) 5151 return -ENOMEM; 5152 ccb = &pm8001_ha->ccb_info[tag]; 5153 ccb->ccb_tag = tag; 5154 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 5155 payload.tag = cpu_to_le32(tag); 5156 payload.SSAHOLT = cpu_to_le32(0xd << 25); 5157 payload.sata_hol_tmo = cpu_to_le32(80); 5158 payload.open_reject_cmdretries_data_retries = cpu_to_le32(0xff00ff); 5159 rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 5160 sizeof(payload), 0); 5161 if (rc) 5162 pm8001_tag_free(pm8001_ha, tag); 5163 return rc; 5164 5165 } 5166 5167 const struct pm8001_dispatch pm8001_8001_dispatch = { 5168 .name = "pmc8001", 5169 .chip_init = pm8001_chip_init, 5170 .chip_soft_rst = pm8001_chip_soft_rst, 5171 .chip_rst = pm8001_hw_chip_rst, 5172 .chip_iounmap = pm8001_chip_iounmap, 5173 .isr = pm8001_chip_isr, 5174 .is_our_interrupt = pm8001_chip_is_our_interrupt, 5175 .isr_process_oq = process_oq, 5176 .interrupt_enable = pm8001_chip_interrupt_enable, 5177 .interrupt_disable = pm8001_chip_interrupt_disable, 5178 .make_prd = pm8001_chip_make_sg, 5179 .smp_req = pm8001_chip_smp_req, 5180 .ssp_io_req = pm8001_chip_ssp_io_req, 5181 .sata_req = pm8001_chip_sata_req, 5182 .phy_start_req = pm8001_chip_phy_start_req, 5183 .phy_stop_req = pm8001_chip_phy_stop_req, 5184 .reg_dev_req = pm8001_chip_reg_dev_req, 5185 .dereg_dev_req = pm8001_chip_dereg_dev_req, 5186 .phy_ctl_req = pm8001_chip_phy_ctl_req, 5187 .task_abort = pm8001_chip_abort_task, 5188 .ssp_tm_req = pm8001_chip_ssp_tm_req, 5189 .get_nvmd_req = pm8001_chip_get_nvmd_req, 5190 .set_nvmd_req = pm8001_chip_set_nvmd_req, 5191 .fw_flash_update_req = pm8001_chip_fw_flash_update_req, 5192 .set_dev_state_req = pm8001_chip_set_dev_state_req, 5193 .sas_re_init_req = pm8001_chip_sas_re_initialization, 5194 }; 5195