diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/hisi_sas/hisi_sas.h | 1 | ||||
| -rw-r--r-- | drivers/scsi/hisi_sas/hisi_sas_main.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 62 |
3 files changed, 55 insertions, 10 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h index c80ca831e474..4e28f32e90b0 100644 --- a/drivers/scsi/hisi_sas/hisi_sas.h +++ b/drivers/scsi/hisi_sas/hisi_sas.h @@ -138,6 +138,7 @@ struct hisi_sas_slot { struct hisi_sas_sge_page *sge_page; dma_addr_t sge_page_dma; struct work_struct abort_slot; + struct timer_list internal_abort_timer; }; struct hisi_sas_tmf_task { diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index 9890dfdd4111..a5c6d060f0ca 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -1224,7 +1224,7 @@ hisi_sas_internal_task_abort(struct hisi_hba *hisi_hba, task->task_done = hisi_sas_task_done; task->slow_task->timer.data = (unsigned long)task; task->slow_task->timer.function = hisi_sas_tmf_timedout; - task->slow_task->timer.expires = jiffies + 20*HZ; + task->slow_task->timer.expires = jiffies + msecs_to_jiffies(110); add_timer(&task->slow_task->timer); /* Lock as we are alloc'ing a slot, which cannot be interrupted */ diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c index 9b80b2ab6985..af19613d791e 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c @@ -194,9 +194,9 @@ #define SL_CONTROL_NOTIFY_EN_MSK (0x1 << SL_CONTROL_NOTIFY_EN_OFF) #define SL_CONTROL_CTA_OFF 17 #define SL_CONTROL_CTA_MSK (0x1 << SL_CONTROL_CTA_OFF) -#define RX_PRIMS_STATUS (PORT_BASE + 0x98) -#define RX_BCAST_CHG_OFF 1 -#define RX_BCAST_CHG_MSK (0x1 << RX_BCAST_CHG_OFF) +#define RX_PRIMS_STATUS (PORT_BASE + 0x98) +#define RX_BCAST_CHG_OFF 1 +#define RX_BCAST_CHG_MSK (0x1 << RX_BCAST_CHG_OFF) #define TX_ID_DWORD0 (PORT_BASE + 0x9c) #define TX_ID_DWORD1 (PORT_BASE + 0xa0) #define TX_ID_DWORD2 (PORT_BASE + 0xa4) @@ -209,8 +209,8 @@ #define TXID_AUTO_CT3_MSK (0x1 << TXID_AUTO_CT3_OFF) #define TXID_AUTO_CTB_OFF 11 #define TXID_AUTO_CTB_MSK (0x1 << TXID_AUTO_CTB_OFF) -#define TX_HARDRST_OFF 2 -#define TX_HARDRST_MSK (0x1 << TX_HARDRST_OFF) +#define TX_HARDRST_OFF 2 +#define TX_HARDRST_MSK (0x1 << TX_HARDRST_OFF) #define RX_IDAF_DWORD0 (PORT_BASE + 0xc4) #define RX_IDAF_DWORD1 (PORT_BASE + 0xc8) #define RX_IDAF_DWORD2 (PORT_BASE + 0xcc) @@ -245,13 +245,13 @@ #define CHL_INT1_MSK (PORT_BASE + 0x1c4) #define CHL_INT2_MSK (PORT_BASE + 0x1c8) #define CHL_INT_COAL_EN (PORT_BASE + 0x1d0) -#define DMA_TX_DFX0 (PORT_BASE + 0x200) -#define DMA_TX_DFX1 (PORT_BASE + 0x204) +#define DMA_TX_DFX0 (PORT_BASE + 0x200) +#define DMA_TX_DFX1 (PORT_BASE + 0x204) #define DMA_TX_DFX1_IPTT_OFF 0 #define DMA_TX_DFX1_IPTT_MSK (0xffff << DMA_TX_DFX1_IPTT_OFF) #define DMA_TX_FIFO_DFX0 (PORT_BASE + 0x240) -#define PORT_DFX0 (PORT_BASE + 0x258) -#define LINK_DFX2 (PORT_BASE + 0X264) +#define PORT_DFX0 (PORT_BASE + 0x258) +#define LINK_DFX2 (PORT_BASE + 0X264) #define LINK_DFX2_RCVR_HOLD_STS_OFF 9 #define LINK_DFX2_RCVR_HOLD_STS_MSK (0x1 << LINK_DFX2_RCVR_HOLD_STS_OFF) #define LINK_DFX2_SEND_HOLD_STS_OFF 10 @@ -2260,15 +2260,18 @@ slot_complete_v2_hw(struct hisi_hba *hisi_hba, struct hisi_sas_slot *slot) case STAT_IO_COMPLETE: /* internal abort command complete */ ts->stat = TMF_RESP_FUNC_SUCC; + del_timer(&slot->internal_abort_timer); goto out; case STAT_IO_NO_DEVICE: ts->stat = TMF_RESP_FUNC_COMPLETE; + del_timer(&slot->internal_abort_timer); goto out; case STAT_IO_NOT_VALID: /* abort single io, controller don't find * the io need to abort */ ts->stat = TMF_RESP_FUNC_FAILED; + del_timer(&slot->internal_abort_timer); goto out; default: break; @@ -2502,6 +2505,40 @@ static int prep_ata_v2_hw(struct hisi_hba *hisi_hba, return 0; } +static void hisi_sas_internal_abort_quirk_timeout(unsigned long data) +{ + struct hisi_sas_slot *slot = (struct hisi_sas_slot *)data; + struct hisi_sas_port *port = slot->port; + struct asd_sas_port *asd_sas_port; + struct asd_sas_phy *sas_phy; + + if (!port) + return; + + asd_sas_port = &port->sas_port; + + /* Kick the hardware - send break command */ + list_for_each_entry(sas_phy, &asd_sas_port->phy_list, port_phy_el) { + struct hisi_sas_phy *phy = sas_phy->lldd_phy; + struct hisi_hba *hisi_hba = phy->hisi_hba; + int phy_no = sas_phy->id; + u32 link_dfx2; + + link_dfx2 = hisi_sas_phy_read32(hisi_hba, phy_no, LINK_DFX2); + if ((link_dfx2 == LINK_DFX2_RCVR_HOLD_STS_MSK) || + (link_dfx2 & LINK_DFX2_SEND_HOLD_STS_MSK)) { + u32 txid_auto; + + txid_auto = hisi_sas_phy_read32(hisi_hba, phy_no, + TXID_AUTO); + txid_auto |= TXID_AUTO_CTB_MSK; + hisi_sas_phy_write32(hisi_hba, phy_no, TXID_AUTO, + txid_auto); + return; + } + } +} + static int prep_abort_v2_hw(struct hisi_hba *hisi_hba, struct hisi_sas_slot *slot, int device_id, int abort_flag, int tag_to_abort) @@ -2510,6 +2547,13 @@ static int prep_abort_v2_hw(struct hisi_hba *hisi_hba, struct domain_device *dev = task->dev; struct hisi_sas_cmd_hdr *hdr = slot->cmd_hdr; struct hisi_sas_port *port = slot->port; + struct timer_list *timer = &slot->internal_abort_timer; + + /* setup the quirk timer */ + setup_timer(timer, hisi_sas_internal_abort_quirk_timeout, + (unsigned long)slot); + /* Set the timeout to 10ms less than internal abort timeout */ + mod_timer(timer, jiffies + msecs_to_jiffies(100)); /* dw0 */ hdr->dw0 = cpu_to_le32((5 << CMD_HDR_CMD_OFF) | /*abort*/ |