root/drivers/scsi/pm8001/pm8001_sas.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. pm8001_ccb_task_free_done

   1 /*
   2  * PMC-Sierra PM8001/8081/8088/8089 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 
  41 #ifndef _PM8001_SAS_H_
  42 #define _PM8001_SAS_H_
  43 
  44 #include <linux/kernel.h>
  45 #include <linux/module.h>
  46 #include <linux/spinlock.h>
  47 #include <linux/delay.h>
  48 #include <linux/types.h>
  49 #include <linux/ctype.h>
  50 #include <linux/dma-mapping.h>
  51 #include <linux/pci.h>
  52 #include <linux/interrupt.h>
  53 #include <linux/workqueue.h>
  54 #include <scsi/libsas.h>
  55 #include <scsi/scsi_tcq.h>
  56 #include <scsi/sas_ata.h>
  57 #include <linux/atomic.h>
  58 #include "pm8001_defs.h"
  59 
  60 #define DRV_NAME                "pm80xx"
  61 #define DRV_VERSION             "0.1.39"
  62 #define PM8001_FAIL_LOGGING     0x01 /* Error message logging */
  63 #define PM8001_INIT_LOGGING     0x02 /* driver init logging */
  64 #define PM8001_DISC_LOGGING     0x04 /* discovery layer logging */
  65 #define PM8001_IO_LOGGING       0x08 /* I/O path logging */
  66 #define PM8001_EH_LOGGING       0x10 /* libsas EH function logging*/
  67 #define PM8001_IOCTL_LOGGING    0x20 /* IOCTL message logging */
  68 #define PM8001_MSG_LOGGING      0x40 /* misc message logging */
  69 #define pm8001_printk(format, arg...)   printk(KERN_INFO "pm80xx %s %d:" \
  70                         format, __func__, __LINE__, ## arg)
  71 #define PM8001_CHECK_LOGGING(HBA, LEVEL, CMD)   \
  72 do {                                            \
  73         if (unlikely(HBA->logging_level & LEVEL))       \
  74                 do {                                    \
  75                         CMD;                            \
  76                 } while (0);                            \
  77 } while (0);
  78 
  79 #define PM8001_EH_DBG(HBA, CMD)                 \
  80         PM8001_CHECK_LOGGING(HBA, PM8001_EH_LOGGING, CMD)
  81 
  82 #define PM8001_INIT_DBG(HBA, CMD)               \
  83         PM8001_CHECK_LOGGING(HBA, PM8001_INIT_LOGGING, CMD)
  84 
  85 #define PM8001_DISC_DBG(HBA, CMD)               \
  86         PM8001_CHECK_LOGGING(HBA, PM8001_DISC_LOGGING, CMD)
  87 
  88 #define PM8001_IO_DBG(HBA, CMD)         \
  89         PM8001_CHECK_LOGGING(HBA, PM8001_IO_LOGGING, CMD)
  90 
  91 #define PM8001_FAIL_DBG(HBA, CMD)               \
  92         PM8001_CHECK_LOGGING(HBA, PM8001_FAIL_LOGGING, CMD)
  93 
  94 #define PM8001_IOCTL_DBG(HBA, CMD)              \
  95         PM8001_CHECK_LOGGING(HBA, PM8001_IOCTL_LOGGING, CMD)
  96 
  97 #define PM8001_MSG_DBG(HBA, CMD)                \
  98         PM8001_CHECK_LOGGING(HBA, PM8001_MSG_LOGGING, CMD)
  99 
 100 
 101 #define PM8001_USE_TASKLET
 102 #define PM8001_USE_MSIX
 103 #define PM8001_READ_VPD
 104 
 105 
 106 #define IS_SPCV_12G(dev)        ((dev->device == 0X8074)                \
 107                                 || (dev->device == 0X8076)              \
 108                                 || (dev->device == 0X8077)              \
 109                                 || (dev->device == 0X8070)              \
 110                                 || (dev->device == 0X8072))
 111 
 112 #define PM8001_NAME_LENGTH              32/* generic length of strings */
 113 extern struct list_head hba_list;
 114 extern const struct pm8001_dispatch pm8001_8001_dispatch;
 115 extern const struct pm8001_dispatch pm8001_80xx_dispatch;
 116 
 117 struct pm8001_hba_info;
 118 struct pm8001_ccb_info;
 119 struct pm8001_device;
 120 /* define task management IU */
 121 struct pm8001_tmf_task {
 122         u8      tmf;
 123         u32     tag_of_task_to_be_managed;
 124 };
 125 struct pm8001_ioctl_payload {
 126         u32     signature;
 127         u16     major_function;
 128         u16     minor_function;
 129         u16     length;
 130         u16     status;
 131         u16     offset;
 132         u16     id;
 133         u8      *func_specific;
 134 };
 135 
 136 #define MPI_FATAL_ERROR_TABLE_OFFSET_MASK 0xFFFFFF
 137 #define MPI_FATAL_ERROR_TABLE_SIZE(value) ((0xFF000000 & value) >> SHIFT24)
 138 #define MPI_FATAL_EDUMP_TABLE_LO_OFFSET            0x00     /* HNFBUFL */
 139 #define MPI_FATAL_EDUMP_TABLE_HI_OFFSET            0x04     /* HNFBUFH */
 140 #define MPI_FATAL_EDUMP_TABLE_LENGTH               0x08     /* HNFBLEN */
 141 #define MPI_FATAL_EDUMP_TABLE_HANDSHAKE            0x0C     /* FDDHSHK */
 142 #define MPI_FATAL_EDUMP_TABLE_STATUS               0x10     /* FDDTSTAT */
 143 #define MPI_FATAL_EDUMP_TABLE_ACCUM_LEN            0x14     /* ACCDDLEN */
 144 #define MPI_FATAL_EDUMP_HANDSHAKE_RDY              0x1
 145 #define MPI_FATAL_EDUMP_HANDSHAKE_BUSY             0x0
 146 #define MPI_FATAL_EDUMP_TABLE_STAT_RSVD                 0x0
 147 #define MPI_FATAL_EDUMP_TABLE_STAT_DMA_FAILED           0x1
 148 #define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_MORE_DATA 0x2
 149 #define MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE      0x3
 150 #define TYPE_GSM_SPACE        1
 151 #define TYPE_QUEUE            2
 152 #define TYPE_FATAL            3
 153 #define TYPE_NON_FATAL        4
 154 #define TYPE_INBOUND          1
 155 #define TYPE_OUTBOUND         2
 156 struct forensic_data {
 157         u32  data_type;
 158         union {
 159                 struct {
 160                         u32  direct_len;
 161                         u32  direct_offset;
 162                         void  *direct_data;
 163                 } gsm_buf;
 164                 struct {
 165                         u16  queue_type;
 166                         u16  queue_index;
 167                         u32  direct_len;
 168                         void  *direct_data;
 169                 } queue_buf;
 170                 struct {
 171                         u32  direct_len;
 172                         u32  direct_offset;
 173                         u32  read_len;
 174                         void  *direct_data;
 175                 } data_buf;
 176         };
 177 };
 178 
 179 /* bit31-26 - mask bar */
 180 #define SCRATCH_PAD0_BAR_MASK                    0xFC000000
 181 /* bit25-0  - offset mask */
 182 #define SCRATCH_PAD0_OFFSET_MASK                 0x03FFFFFF
 183 /* if AAP error state */
 184 #define SCRATCH_PAD0_AAPERR_MASK                 0xFFFFFFFF
 185 /* Inbound doorbell bit7 */
 186 #define SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP        0x80
 187 /* Inbound doorbell bit7 SPCV */
 188 #define SPCV_MSGU_CFG_TABLE_TRANSFER_DEBUG_INFO  0x80
 189 #define MAIN_MERRDCTO_MERRDCES                   0xA0/* DWORD 0x28) */
 190 
 191 struct pm8001_dispatch {
 192         char *name;
 193         int (*chip_init)(struct pm8001_hba_info *pm8001_ha);
 194         int (*chip_soft_rst)(struct pm8001_hba_info *pm8001_ha);
 195         void (*chip_rst)(struct pm8001_hba_info *pm8001_ha);
 196         int (*chip_ioremap)(struct pm8001_hba_info *pm8001_ha);
 197         void (*chip_iounmap)(struct pm8001_hba_info *pm8001_ha);
 198         irqreturn_t (*isr)(struct pm8001_hba_info *pm8001_ha, u8 vec);
 199         u32 (*is_our_interrupt)(struct pm8001_hba_info *pm8001_ha);
 200         int (*isr_process_oq)(struct pm8001_hba_info *pm8001_ha, u8 vec);
 201         void (*interrupt_enable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
 202         void (*interrupt_disable)(struct pm8001_hba_info *pm8001_ha, u8 vec);
 203         void (*make_prd)(struct scatterlist *scatter, int nr, void *prd);
 204         int (*smp_req)(struct pm8001_hba_info *pm8001_ha,
 205                 struct pm8001_ccb_info *ccb);
 206         int (*ssp_io_req)(struct pm8001_hba_info *pm8001_ha,
 207                 struct pm8001_ccb_info *ccb);
 208         int (*sata_req)(struct pm8001_hba_info *pm8001_ha,
 209                 struct pm8001_ccb_info *ccb);
 210         int (*phy_start_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
 211         int (*phy_stop_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
 212         int (*reg_dev_req)(struct pm8001_hba_info *pm8001_ha,
 213                 struct pm8001_device *pm8001_dev, u32 flag);
 214         int (*dereg_dev_req)(struct pm8001_hba_info *pm8001_ha, u32 device_id);
 215         int (*phy_ctl_req)(struct pm8001_hba_info *pm8001_ha,
 216                 u32 phy_id, u32 phy_op);
 217         int (*task_abort)(struct pm8001_hba_info *pm8001_ha,
 218                 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag,
 219                 u32 cmd_tag);
 220         int (*ssp_tm_req)(struct pm8001_hba_info *pm8001_ha,
 221                 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf);
 222         int (*get_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
 223         int (*set_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
 224         int (*fw_flash_update_req)(struct pm8001_hba_info *pm8001_ha,
 225                 void *payload);
 226         int (*set_dev_state_req)(struct pm8001_hba_info *pm8001_ha,
 227                 struct pm8001_device *pm8001_dev, u32 state);
 228         int (*sas_diag_start_end_req)(struct pm8001_hba_info *pm8001_ha,
 229                 u32 state);
 230         int (*sas_diag_execute_req)(struct pm8001_hba_info *pm8001_ha,
 231                 u32 state);
 232         int (*sas_re_init_req)(struct pm8001_hba_info *pm8001_ha);
 233 };
 234 
 235 struct pm8001_chip_info {
 236         u32     encrypt;
 237         u32     n_phy;
 238         const struct pm8001_dispatch    *dispatch;
 239 };
 240 #define PM8001_CHIP_DISP        (pm8001_ha->chip->dispatch)
 241 
 242 struct pm8001_port {
 243         struct asd_sas_port     sas_port;
 244         u8                      port_attached;
 245         u16                     wide_port_phymap;
 246         u8                      port_state;
 247         struct list_head        list;
 248 };
 249 
 250 struct pm8001_phy {
 251         struct pm8001_hba_info  *pm8001_ha;
 252         struct pm8001_port      *port;
 253         struct asd_sas_phy      sas_phy;
 254         struct sas_identify     identify;
 255         struct scsi_device      *sdev;
 256         u64                     dev_sas_addr;
 257         u32                     phy_type;
 258         struct completion       *enable_completion;
 259         u32                     frame_rcvd_size;
 260         u8                      frame_rcvd[32];
 261         u8                      phy_attached;
 262         u8                      phy_state;
 263         enum sas_linkrate       minimum_linkrate;
 264         enum sas_linkrate       maximum_linkrate;
 265         struct completion       *reset_completion;
 266         bool                    port_reset_status;
 267         bool                    reset_success;
 268 };
 269 
 270 /* port reset status */
 271 #define PORT_RESET_SUCCESS      0x00
 272 #define PORT_RESET_TMO          0x01
 273 
 274 struct pm8001_device {
 275         enum sas_device_type    dev_type;
 276         struct domain_device    *sas_device;
 277         u32                     attached_phy;
 278         u32                     id;
 279         struct completion       *dcompletion;
 280         struct completion       *setds_completion;
 281         u32                     device_id;
 282         u32                     running_req;
 283 };
 284 
 285 struct pm8001_prd_imt {
 286         __le32                  len;
 287         __le32                  e;
 288 };
 289 
 290 struct pm8001_prd {
 291         __le64                  addr;           /* 64-bit buffer address */
 292         struct pm8001_prd_imt   im_len;         /* 64-bit length */
 293 } __attribute__ ((packed));
 294 /*
 295  * CCB(Command Control Block)
 296  */
 297 struct pm8001_ccb_info {
 298         struct list_head        entry;
 299         struct sas_task         *task;
 300         u32                     n_elem;
 301         u32                     ccb_tag;
 302         dma_addr_t              ccb_dma_handle;
 303         struct pm8001_device    *device;
 304         struct pm8001_prd       buf_prd[PM8001_MAX_DMA_SG];
 305         struct fw_control_ex    *fw_control_context;
 306         u8                      open_retry;
 307 };
 308 
 309 struct mpi_mem {
 310         void                    *virt_ptr;
 311         dma_addr_t              phys_addr;
 312         u32                     phys_addr_hi;
 313         u32                     phys_addr_lo;
 314         u32                     total_len;
 315         u32                     num_elements;
 316         u32                     element_size;
 317         u32                     alignment;
 318 };
 319 
 320 struct mpi_mem_req {
 321         /* The number of element in the  mpiMemory array */
 322         u32                     count;
 323         /* The array of structures that define memroy regions*/
 324         struct mpi_mem          region[USI_MAX_MEMCNT];
 325 };
 326 
 327 struct encrypt {
 328         u32     cipher_mode;
 329         u32     sec_mode;
 330         u32     status;
 331         u32     flag;
 332 };
 333 
 334 struct sas_phy_attribute_table {
 335         u32     phystart1_16[16];
 336         u32     outbound_hw_event_pid1_16[16];
 337 };
 338 
 339 union main_cfg_table {
 340         struct {
 341         u32                     signature;
 342         u32                     interface_rev;
 343         u32                     firmware_rev;
 344         u32                     max_out_io;
 345         u32                     max_sgl;
 346         u32                     ctrl_cap_flag;
 347         u32                     gst_offset;
 348         u32                     inbound_queue_offset;
 349         u32                     outbound_queue_offset;
 350         u32                     inbound_q_nppd_hppd;
 351         u32                     outbound_hw_event_pid0_3;
 352         u32                     outbound_hw_event_pid4_7;
 353         u32                     outbound_ncq_event_pid0_3;
 354         u32                     outbound_ncq_event_pid4_7;
 355         u32                     outbound_tgt_ITNexus_event_pid0_3;
 356         u32                     outbound_tgt_ITNexus_event_pid4_7;
 357         u32                     outbound_tgt_ssp_event_pid0_3;
 358         u32                     outbound_tgt_ssp_event_pid4_7;
 359         u32                     outbound_tgt_smp_event_pid0_3;
 360         u32                     outbound_tgt_smp_event_pid4_7;
 361         u32                     upper_event_log_addr;
 362         u32                     lower_event_log_addr;
 363         u32                     event_log_size;
 364         u32                     event_log_option;
 365         u32                     upper_iop_event_log_addr;
 366         u32                     lower_iop_event_log_addr;
 367         u32                     iop_event_log_size;
 368         u32                     iop_event_log_option;
 369         u32                     fatal_err_interrupt;
 370         u32                     fatal_err_dump_offset0;
 371         u32                     fatal_err_dump_length0;
 372         u32                     fatal_err_dump_offset1;
 373         u32                     fatal_err_dump_length1;
 374         u32                     hda_mode_flag;
 375         u32                     anolog_setup_table_offset;
 376         u32                     rsvd[4];
 377         } pm8001_tbl;
 378 
 379         struct {
 380         u32                     signature;
 381         u32                     interface_rev;
 382         u32                     firmware_rev;
 383         u32                     max_out_io;
 384         u32                     max_sgl;
 385         u32                     ctrl_cap_flag;
 386         u32                     gst_offset;
 387         u32                     inbound_queue_offset;
 388         u32                     outbound_queue_offset;
 389         u32                     inbound_q_nppd_hppd;
 390         u32                     rsvd[8];
 391         u32                     crc_core_dump;
 392         u32                     rsvd1;
 393         u32                     upper_event_log_addr;
 394         u32                     lower_event_log_addr;
 395         u32                     event_log_size;
 396         u32                     event_log_severity;
 397         u32                     upper_pcs_event_log_addr;
 398         u32                     lower_pcs_event_log_addr;
 399         u32                     pcs_event_log_size;
 400         u32                     pcs_event_log_severity;
 401         u32                     fatal_err_interrupt;
 402         u32                     fatal_err_dump_offset0;
 403         u32                     fatal_err_dump_length0;
 404         u32                     fatal_err_dump_offset1;
 405         u32                     fatal_err_dump_length1;
 406         u32                     gpio_led_mapping;
 407         u32                     analog_setup_table_offset;
 408         u32                     int_vec_table_offset;
 409         u32                     phy_attr_table_offset;
 410         u32                     port_recovery_timer;
 411         u32                     interrupt_reassertion_delay;
 412         u32                     fatal_n_non_fatal_dump;         /* 0x28 */
 413         u32                     ila_version;
 414         u32                     inc_fw_version;
 415         } pm80xx_tbl;
 416 };
 417 
 418 union general_status_table {
 419         struct {
 420         u32                     gst_len_mpistate;
 421         u32                     iq_freeze_state0;
 422         u32                     iq_freeze_state1;
 423         u32                     msgu_tcnt;
 424         u32                     iop_tcnt;
 425         u32                     rsvd;
 426         u32                     phy_state[8];
 427         u32                     gpio_input_val;
 428         u32                     rsvd1[2];
 429         u32                     recover_err_info[8];
 430         } pm8001_tbl;
 431         struct {
 432         u32                     gst_len_mpistate;
 433         u32                     iq_freeze_state0;
 434         u32                     iq_freeze_state1;
 435         u32                     msgu_tcnt;
 436         u32                     iop_tcnt;
 437         u32                     rsvd[9];
 438         u32                     gpio_input_val;
 439         u32                     rsvd1[2];
 440         u32                     recover_err_info[8];
 441         } pm80xx_tbl;
 442 };
 443 struct inbound_queue_table {
 444         u32                     element_pri_size_cnt;
 445         u32                     upper_base_addr;
 446         u32                     lower_base_addr;
 447         u32                     ci_upper_base_addr;
 448         u32                     ci_lower_base_addr;
 449         u32                     pi_pci_bar;
 450         u32                     pi_offset;
 451         u32                     total_length;
 452         void                    *base_virt;
 453         void                    *ci_virt;
 454         u32                     reserved;
 455         __le32                  consumer_index;
 456         u32                     producer_idx;
 457 };
 458 struct outbound_queue_table {
 459         u32                     element_size_cnt;
 460         u32                     upper_base_addr;
 461         u32                     lower_base_addr;
 462         void                    *base_virt;
 463         u32                     pi_upper_base_addr;
 464         u32                     pi_lower_base_addr;
 465         u32                     ci_pci_bar;
 466         u32                     ci_offset;
 467         u32                     total_length;
 468         void                    *pi_virt;
 469         u32                     interrup_vec_cnt_delay;
 470         u32                     dinterrup_to_pci_offset;
 471         __le32                  producer_index;
 472         u32                     consumer_idx;
 473 };
 474 struct pm8001_hba_memspace {
 475         void __iomem            *memvirtaddr;
 476         u64                     membase;
 477         u32                     memsize;
 478 };
 479 struct isr_param {
 480         struct pm8001_hba_info *drv_inst;
 481         u32 irq_id;
 482 };
 483 struct pm8001_hba_info {
 484         char                    name[PM8001_NAME_LENGTH];
 485         struct list_head        list;
 486         unsigned long           flags;
 487         spinlock_t              lock;/* host-wide lock */
 488         spinlock_t              bitmap_lock;
 489         struct pci_dev          *pdev;/* our device */
 490         struct device           *dev;
 491         struct pm8001_hba_memspace io_mem[6];
 492         struct mpi_mem_req      memoryMap;
 493         struct encrypt          encrypt_info; /* support encryption */
 494         struct forensic_data    forensic_info;
 495         u32                     fatal_bar_loc;
 496         u32                     forensic_last_offset;
 497         u32                     fatal_forensic_shift_offset;
 498         u32                     forensic_fatal_step;
 499         u32                     evtlog_ib_offset;
 500         u32                     evtlog_ob_offset;
 501         void __iomem    *msg_unit_tbl_addr;/*Message Unit Table Addr*/
 502         void __iomem    *main_cfg_tbl_addr;/*Main Config Table Addr*/
 503         void __iomem    *general_stat_tbl_addr;/*General Status Table Addr*/
 504         void __iomem    *inbnd_q_tbl_addr;/*Inbound Queue Config Table Addr*/
 505         void __iomem    *outbnd_q_tbl_addr;/*Outbound Queue Config Table Addr*/
 506         void __iomem    *pspa_q_tbl_addr;
 507                         /*MPI SAS PHY attributes Queue Config Table Addr*/
 508         void __iomem    *ivt_tbl_addr; /*MPI IVT Table Addr */
 509         void __iomem    *fatal_tbl_addr; /*MPI IVT Table Addr */
 510         union main_cfg_table    main_cfg_tbl;
 511         union general_status_table      gs_tbl;
 512         struct inbound_queue_table      inbnd_q_tbl[PM8001_MAX_SPCV_INB_NUM];
 513         struct outbound_queue_table     outbnd_q_tbl[PM8001_MAX_SPCV_OUTB_NUM];
 514         struct sas_phy_attribute_table  phy_attr_table;
 515                                         /* MPI SAS PHY attributes */
 516         u8                      sas_addr[SAS_ADDR_SIZE];
 517         struct sas_ha_struct    *sas;/* SCSI/SAS glue */
 518         struct Scsi_Host        *shost;
 519         u32                     chip_id;
 520         const struct pm8001_chip_info   *chip;
 521         struct completion       *nvmd_completion;
 522         int                     tags_num;
 523         unsigned long           *tags;
 524         struct pm8001_phy       phy[PM8001_MAX_PHYS];
 525         struct pm8001_port      port[PM8001_MAX_PHYS];
 526         u32                     id;
 527         u32                     irq;
 528         u32                     iomb_size; /* SPC and SPCV IOMB size */
 529         struct pm8001_device    *devices;
 530         struct pm8001_ccb_info  *ccb_info;
 531 #ifdef PM8001_USE_MSIX
 532         int                     number_of_intr;/*will be used in remove()*/
 533 #endif
 534 #ifdef PM8001_USE_TASKLET
 535         struct tasklet_struct   tasklet[PM8001_MAX_MSIX_VEC];
 536 #endif
 537         u32                     logging_level;
 538         u32                     fw_status;
 539         u32                     smp_exp_mode;
 540         bool                    controller_fatal_error;
 541         const struct firmware   *fw_image;
 542         struct isr_param irq_vector[PM8001_MAX_MSIX_VEC];
 543         u32                     reset_in_progress;
 544 };
 545 
 546 struct pm8001_work {
 547         struct work_struct work;
 548         struct pm8001_hba_info *pm8001_ha;
 549         void *data;
 550         int handler;
 551 };
 552 
 553 struct pm8001_fw_image_header {
 554         u8 vender_id[8];
 555         u8 product_id;
 556         u8 hardware_rev;
 557         u8 dest_partition;
 558         u8 reserved;
 559         u8 fw_rev[4];
 560         __be32  image_length;
 561         __be32 image_crc;
 562         __be32 startup_entry;
 563 } __attribute__((packed, aligned(4)));
 564 
 565 
 566 /**
 567  * FW Flash Update status values
 568  */
 569 #define FLASH_UPDATE_COMPLETE_PENDING_REBOOT    0x00
 570 #define FLASH_UPDATE_IN_PROGRESS                0x01
 571 #define FLASH_UPDATE_HDR_ERR                    0x02
 572 #define FLASH_UPDATE_OFFSET_ERR                 0x03
 573 #define FLASH_UPDATE_CRC_ERR                    0x04
 574 #define FLASH_UPDATE_LENGTH_ERR                 0x05
 575 #define FLASH_UPDATE_HW_ERR                     0x06
 576 #define FLASH_UPDATE_DNLD_NOT_SUPPORTED         0x10
 577 #define FLASH_UPDATE_DISABLED                   0x11
 578 
 579 #define NCQ_READ_LOG_FLAG                       0x80000000
 580 #define NCQ_ABORT_ALL_FLAG                      0x40000000
 581 #define NCQ_2ND_RLE_FLAG                        0x20000000
 582 
 583 /* Device states */
 584 #define DS_OPERATIONAL                          0x01
 585 #define DS_PORT_IN_RESET                        0x02
 586 #define DS_IN_RECOVERY                          0x03
 587 #define DS_IN_ERROR                             0x04
 588 #define DS_NON_OPERATIONAL                      0x07
 589 
 590 /**
 591  * brief param structure for firmware flash update.
 592  */
 593 struct fw_flash_updata_info {
 594         u32                     cur_image_offset;
 595         u32                     cur_image_len;
 596         u32                     total_image_len;
 597         struct pm8001_prd       sgl;
 598 };
 599 
 600 struct fw_control_info {
 601         u32                     retcode;/*ret code (status)*/
 602         u32                     phase;/*ret code phase*/
 603         u32                     phaseCmplt;/*percent complete for the current
 604         update phase */
 605         u32                     version;/*Hex encoded firmware version number*/
 606         u32                     offset;/*Used for downloading firmware  */
 607         u32                     len; /*len of buffer*/
 608         u32                     size;/* Used in OS VPD and Trace get size
 609         operations.*/
 610         u32                     reserved;/* padding required for 64 bit
 611         alignment */
 612         u8                      buffer[1];/* Start of buffer */
 613 };
 614 struct fw_control_ex {
 615         struct fw_control_info *fw_control;
 616         void                    *buffer;/* keep buffer pointer to be
 617         freed when the response comes*/
 618         void                    *virtAddr;/* keep virtual address of the data */
 619         void                    *usrAddr;/* keep virtual address of the
 620         user data */
 621         dma_addr_t              phys_addr;
 622         u32                     len; /* len of buffer  */
 623         void                    *payload; /* pointer to IOCTL Payload */
 624         u8                      inProgress;/*if 1 - the IOCTL request is in
 625         progress */
 626         void                    *param1;
 627         void                    *param2;
 628         void                    *param3;
 629 };
 630 
 631 /* pm8001 workqueue */
 632 extern struct workqueue_struct *pm8001_wq;
 633 
 634 /******************** function prototype *********************/
 635 int pm8001_tag_alloc(struct pm8001_hba_info *pm8001_ha, u32 *tag_out);
 636 void pm8001_tag_init(struct pm8001_hba_info *pm8001_ha);
 637 u32 pm8001_get_ncq_tag(struct sas_task *task, u32 *tag);
 638 void pm8001_ccb_task_free(struct pm8001_hba_info *pm8001_ha,
 639         struct sas_task *task, struct pm8001_ccb_info *ccb, u32 ccb_idx);
 640 int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
 641         void *funcdata);
 642 void pm8001_scan_start(struct Scsi_Host *shost);
 643 int pm8001_scan_finished(struct Scsi_Host *shost, unsigned long time);
 644 int pm8001_queue_command(struct sas_task *task, gfp_t gfp_flags);
 645 int pm8001_abort_task(struct sas_task *task);
 646 int pm8001_abort_task_set(struct domain_device *dev, u8 *lun);
 647 int pm8001_clear_aca(struct domain_device *dev, u8 *lun);
 648 int pm8001_clear_task_set(struct domain_device *dev, u8 *lun);
 649 int pm8001_dev_found(struct domain_device *dev);
 650 void pm8001_dev_gone(struct domain_device *dev);
 651 int pm8001_lu_reset(struct domain_device *dev, u8 *lun);
 652 int pm8001_I_T_nexus_reset(struct domain_device *dev);
 653 int pm8001_I_T_nexus_event_handler(struct domain_device *dev);
 654 int pm8001_query_task(struct sas_task *task);
 655 void pm8001_open_reject_retry(
 656         struct pm8001_hba_info *pm8001_ha,
 657         struct sas_task *task_to_close,
 658         struct pm8001_device *device_to_close);
 659 int pm8001_mem_alloc(struct pci_dev *pdev, void **virt_addr,
 660         dma_addr_t *pphys_addr, u32 *pphys_addr_hi, u32 *pphys_addr_lo,
 661         u32 mem_size, u32 align);
 662 
 663 void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha);
 664 int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
 665                         struct inbound_queue_table *circularQ,
 666                         u32 opCode, void *payload, u32 responseQueue);
 667 int pm8001_mpi_msg_free_get(struct inbound_queue_table *circularQ,
 668                                 u16 messageSize, void **messagePtr);
 669 u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg,
 670                         struct outbound_queue_table *circularQ, u8 bc);
 671 u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
 672                         struct outbound_queue_table *circularQ,
 673                         void **messagePtr1, u8 *pBC);
 674 int pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
 675                         struct pm8001_device *pm8001_dev, u32 state);
 676 int pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
 677                                         void *payload);
 678 int pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
 679                                         void *fw_flash_updata_info, u32 tag);
 680 int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
 681 int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, void *payload);
 682 int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
 683                                 struct pm8001_ccb_info *ccb,
 684                                 struct pm8001_tmf_task *tmf);
 685 int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
 686                                 struct pm8001_device *pm8001_dev,
 687                                 u8 flag, u32 task_tag, u32 cmd_tag);
 688 int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, u32 device_id);
 689 void pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd);
 690 void pm8001_work_fn(struct work_struct *work);
 691 int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha,
 692                                         void *data, int handler);
 693 void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha,
 694                                                         void *piomb);
 695 void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
 696                                                         void *piomb);
 697 void pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha,
 698                                                         void *piomb);
 699 int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha,
 700                                                         void *piomb);
 701 void pm8001_get_lrate_mode(struct pm8001_phy *phy, u8 link_rate);
 702 void pm8001_get_attached_sas_addr(struct pm8001_phy *phy, u8 *sas_addr);
 703 void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i);
 704 int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
 705 int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
 706 int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha,
 707                                                         void *piomb);
 708 int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb);
 709 int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb);
 710 struct sas_task *pm8001_alloc_task(void);
 711 void pm8001_task_done(struct sas_task *task);
 712 void pm8001_free_task(struct sas_task *task);
 713 void pm8001_tag_free(struct pm8001_hba_info *pm8001_ha, u32 tag);
 714 struct pm8001_device *pm8001_find_dev(struct pm8001_hba_info *pm8001_ha,
 715                                         u32 device_id);
 716 int pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha);
 717 
 718 int pm8001_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
 719 void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
 720         u32 length, u8 *buf);
 721 void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
 722                 u32 phy, u32 length, u32 *buf);
 723 int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue);
 724 ssize_t pm80xx_get_fatal_dump(struct device *cdev,
 725                 struct device_attribute *attr, char *buf);
 726 ssize_t pm8001_get_gsm_dump(struct device *cdev, u32, char *buf);
 727 /* ctl shared API */
 728 extern struct device_attribute *pm8001_host_attrs[];
 729 
 730 static inline void
 731 pm8001_ccb_task_free_done(struct pm8001_hba_info *pm8001_ha,
 732                         struct sas_task *task, struct pm8001_ccb_info *ccb,
 733                         u32 ccb_idx)
 734 {
 735         pm8001_ccb_task_free(pm8001_ha, task, ccb, ccb_idx);
 736         smp_mb(); /*in order to force CPU ordering*/
 737         spin_unlock(&pm8001_ha->lock);
 738         task->task_done(task);
 739         spin_lock(&pm8001_ha->lock);
 740 }
 741 
 742 #endif
 743 

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