diff options
author | jack_wang <jack_wang@usish.com> | 2009-11-05 14:32:31 (GMT) |
---|---|---|
committer | James Bottomley <James.Bottomley@suse.de> | 2009-12-04 18:01:30 (GMT) |
commit | d0b68041bdd0e5ea6dae1210541bf124443d72ec (patch) | |
tree | 2bad62cf3df725f9d0b818d68569d24abee4f7ab /drivers/scsi/pm8001 | |
parent | d139b9bd0e52dda14fd13412e7096e68b56d0076 (diff) | |
download | linux-d0b68041bdd0e5ea6dae1210541bf124443d72ec.tar.xz |
[SCSI] pm8001: add reinitialize SPC parameters before phy start
Signed-off-by: Jack Wang <jack_wang@usish.com>
Signed-off-by: Lindar Liu <lindar_liu@usish.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/pm8001')
-rw-r--r-- | drivers/scsi/pm8001/pm8001_hwi.c | 76 | ||||
-rw-r--r-- | drivers/scsi/pm8001/pm8001_hwi.h | 19 | ||||
-rw-r--r-- | drivers/scsi/pm8001/pm8001_sas.c | 1 | ||||
-rw-r--r-- | drivers/scsi/pm8001/pm8001_sas.h | 1 |
4 files changed, 85 insertions, 12 deletions
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index aa5756f..d18c263 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -57,9 +57,9 @@ static void __devinit read_main_config_table(struct pm8001_hba_info *pm8001_ha) pm8001_ha->main_cfg_tbl.ctrl_cap_flag = pm8001_mr32(address, 0x14); pm8001_ha->main_cfg_tbl.gst_offset = pm8001_mr32(address, 0x18); pm8001_ha->main_cfg_tbl.inbound_queue_offset = - pm8001_mr32(address, 0x1C); + pm8001_mr32(address, MAIN_IBQ_OFFSET); pm8001_ha->main_cfg_tbl.outbound_queue_offset = - pm8001_mr32(address, 0x20); + pm8001_mr32(address, MAIN_OBQ_OFFSET); pm8001_ha->main_cfg_tbl.hda_mode_flag = pm8001_mr32(address, MAIN_HDA_FLAGS_OFFSET); @@ -124,7 +124,7 @@ read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha) int i; void __iomem *address = pm8001_ha->inbnd_q_tbl_addr; for (i = 0; i < inbQ_num; i++) { - u32 offset = i * 0x24; + u32 offset = i * 0x20; pm8001_ha->inbnd_q_tbl[i].pi_pci_bar = get_pci_bar_index(pm8001_mr32(address, (offset + 0x14))); pm8001_ha->inbnd_q_tbl[i].pi_offset = @@ -231,7 +231,7 @@ init_default_table_values(struct pm8001_hba_info *pm8001_ha) pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr = pm8001_ha->memoryMap.region[PI].phys_addr_lo; pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay = - 0 | (0 << 16) | (0 << 24); + 0 | (10 << 16) | (0 << 24); pm8001_ha->outbnd_q_tbl[i].pi_virt = pm8001_ha->memoryMap.region[PI].virt_ptr; offsetob = i * 0x24; @@ -375,13 +375,16 @@ mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha, u32 SSCbit) { u32 offset; u32 value; - u32 i; + u32 i, j; + u32 bit_cnt; #define SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR 0x00030000 #define SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR 0x00040000 #define SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET 0x1074 #define SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET 0x1074 -#define PHY_SSC_BIT_SHIFT 13 +#define PHY_G3_WITHOUT_SSC_BIT_SHIFT 12 +#define PHY_G3_WITH_SSC_BIT_SHIFT 13 +#define SNW3_PHY_CAPABILITIES_PARITY 31 /* * Using shifted destination address 0x3_0000:0x1074 + 0x4000*N (N=0:3) @@ -393,10 +396,22 @@ mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha, u32 SSCbit) for (i = 0; i < 4; i++) { offset = SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET + 0x4000 * i; value = pm8001_cr32(pm8001_ha, 2, offset); - if (SSCbit) - value = value | (0x00000001 << PHY_SSC_BIT_SHIFT); + if (SSCbit) { + value |= 0x00000001 << PHY_G3_WITH_SSC_BIT_SHIFT; + value &= ~(0x00000001 << PHY_G3_WITHOUT_SSC_BIT_SHIFT); + } else { + value |= 0x00000001 << PHY_G3_WITHOUT_SSC_BIT_SHIFT; + value &= ~(0x00000001 << PHY_G3_WITH_SSC_BIT_SHIFT); + } + bit_cnt = 0; + for (j = 0; j < 31; j++) + if ((value >> j) & 0x00000001) + bit_cnt++; + if (bit_cnt % 2) + value &= ~(0x00000001 << SNW3_PHY_CAPABILITIES_PARITY); else - value = value & (~(0x00000001<<PHY_SSC_BIT_SHIFT)); + value |= 0x00000001 << SNW3_PHY_CAPABILITIES_PARITY; + pm8001_cw32(pm8001_ha, 2, offset, value); } @@ -408,10 +423,22 @@ mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha, u32 SSCbit) for (i = 4; i < 8; i++) { offset = SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET + 0x4000 * (i-4); value = pm8001_cr32(pm8001_ha, 2, offset); - if (SSCbit) - value = value | (0x00000001 << PHY_SSC_BIT_SHIFT); + if (SSCbit) { + value |= 0x00000001 << PHY_G3_WITH_SSC_BIT_SHIFT; + value &= ~(0x00000001 << PHY_G3_WITHOUT_SSC_BIT_SHIFT); + } else { + value |= 0x00000001 << PHY_G3_WITHOUT_SSC_BIT_SHIFT; + value &= ~(0x00000001 << PHY_G3_WITH_SSC_BIT_SHIFT); + } + bit_cnt = 0; + for (j = 0; j < 31; j++) + if ((value >> j) & 0x00000001) + bit_cnt++; + if (bit_cnt % 2) + value &= ~(0x00000001 << SNW3_PHY_CAPABILITIES_PARITY); else - value = value & (~(0x00000001<<PHY_SSC_BIT_SHIFT)); + value |= 0x00000001 << SNW3_PHY_CAPABILITIES_PARITY; + pm8001_cw32(pm8001_ha, 2, offset, value); } @@ -4338,6 +4365,30 @@ pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha, payload.nds = cpu_to_le32(state); mpi_build_cmd(pm8001_ha, circularQ, opc, &payload); return 0; +} + +static int +pm8001_chip_sas_re_initialization(struct pm8001_hba_info *pm8001_ha) +{ + struct sas_re_initialization_req payload; + struct inbound_queue_table *circularQ; + struct pm8001_ccb_info *ccb; + int rc; + u32 tag; + u32 opc = OPC_INB_SAS_RE_INITIALIZE; + memset(&payload, 0, sizeof(payload)); + rc = pm8001_tag_alloc(pm8001_ha, &tag); + if (rc) + return -1; + ccb = &pm8001_ha->ccb_info[tag]; + ccb->ccb_tag = tag; + circularQ = &pm8001_ha->inbnd_q_tbl[0]; + payload.tag = cpu_to_le32(tag); + payload.SSAHOLT = cpu_to_le32(0xd << 25); + payload.sata_hol_tmo = cpu_to_le32(80); + payload.open_reject_cmdretries_data_retries = cpu_to_le32(0xff00ff); + rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload); + return rc; } @@ -4367,5 +4418,6 @@ const struct pm8001_dispatch pm8001_8001_dispatch = { .set_nvmd_req = pm8001_chip_set_nvmd_req, .fw_flash_update_req = pm8001_chip_fw_flash_update_req, .set_dev_state_req = pm8001_chip_set_dev_state_req, + .sas_re_init_req = pm8001_chip_sas_re_initialization, }; diff --git a/drivers/scsi/pm8001/pm8001_hwi.h b/drivers/scsi/pm8001/pm8001_hwi.h index 3690a2b..96e4daa 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.h +++ b/drivers/scsi/pm8001/pm8001_hwi.h @@ -490,6 +490,25 @@ struct set_dev_state_req { u32 reserved[12]; } __attribute__((packed, aligned(4))); +/* + * brief the data structure of sas_re_initialization + */ +struct sas_re_initialization_req { + + __le32 tag; + __le32 SSAHOLT;/* bit29-set max port; + ** bit28-set open reject cmd retries. + ** bit27-set open reject data retries. + ** bit26-set open reject option, remap:1 or not:0. + ** bit25-set sata head of line time out. + */ + __le32 reserved_maxPorts; + __le32 open_reject_cmdretries_data_retries;/* cmd retries: 31-bit16; + * data retries: bit15-bit0. + */ + __le32 sata_hol_tmo; + u32 reserved1[10]; +} __attribute__((packed, aligned(4))); /* * brief the data structure of SATA Start Command diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index 7bf30fa..1e840fd 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -240,6 +240,7 @@ void pm8001_scan_start(struct Scsi_Host *shost) struct pm8001_hba_info *pm8001_ha; struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); pm8001_ha = sha->lldd_ha; + PM8001_CHIP_DISP->sas_re_init_req(pm8001_ha); for (i = 0; i < pm8001_ha->chip->n_phy; ++i) PM8001_CHIP_DISP->phy_start_req(pm8001_ha, i); } diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_sas.h index 14c676b..ed6dbd1 100644 --- a/drivers/scsi/pm8001/pm8001_sas.h +++ b/drivers/scsi/pm8001/pm8001_sas.h @@ -153,6 +153,7 @@ struct pm8001_dispatch { u32 state); int (*sas_diag_execute_req)(struct pm8001_hba_info *pm8001_ha, u32 state); + int (*sas_re_init_req)(struct pm8001_hba_info *pm8001_ha); }; struct pm8001_chip_info { |