Commit a3e665d9 authored by John Garry's avatar John Garry Committed by Martin K. Petersen

scsi: hisi_sas: add prep_abort_v2_hw()

Add function to prepare the an internal abort for v2 hw.
Signed-off-by: default avatarJohn Garry <john.garry@huawei.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent dc8a49ca
...@@ -174,6 +174,10 @@ ...@@ -174,6 +174,10 @@
/* HW dma structures */ /* HW dma structures */
/* Delivery queue header */ /* Delivery queue header */
/* dw0 */ /* dw0 */
#define CMD_HDR_ABORT_FLAG_OFF 0
#define CMD_HDR_ABORT_FLAG_MSK (0x3 << CMD_HDR_ABORT_FLAG_OFF)
#define CMD_HDR_ABORT_DEVICE_TYPE_OFF 2
#define CMD_HDR_ABORT_DEVICE_TYPE_MSK (0x1 << CMD_HDR_ABORT_DEVICE_TYPE_OFF)
#define CMD_HDR_RESP_REPORT_OFF 5 #define CMD_HDR_RESP_REPORT_OFF 5
#define CMD_HDR_RESP_REPORT_MSK (0x1 << CMD_HDR_RESP_REPORT_OFF) #define CMD_HDR_RESP_REPORT_MSK (0x1 << CMD_HDR_RESP_REPORT_OFF)
#define CMD_HDR_TLR_CTRL_OFF 6 #define CMD_HDR_TLR_CTRL_OFF 6
...@@ -214,6 +218,8 @@ ...@@ -214,6 +218,8 @@
#define CMD_HDR_DIF_SGL_LEN_MSK (0xffff << CMD_HDR_DIF_SGL_LEN_OFF) #define CMD_HDR_DIF_SGL_LEN_MSK (0xffff << CMD_HDR_DIF_SGL_LEN_OFF)
#define CMD_HDR_DATA_SGL_LEN_OFF 16 #define CMD_HDR_DATA_SGL_LEN_OFF 16
#define CMD_HDR_DATA_SGL_LEN_MSK (0xffff << CMD_HDR_DATA_SGL_LEN_OFF) #define CMD_HDR_DATA_SGL_LEN_MSK (0xffff << CMD_HDR_DATA_SGL_LEN_OFF)
#define CMD_HDR_ABORT_IPTT_OFF 16
#define CMD_HDR_ABORT_IPTT_MSK (0xffff << CMD_HDR_ABORT_IPTT_OFF)
/* Completion header */ /* Completion header */
/* dw0 */ /* dw0 */
...@@ -1775,6 +1781,32 @@ static int prep_ata_v2_hw(struct hisi_hba *hisi_hba, ...@@ -1775,6 +1781,32 @@ static int prep_ata_v2_hw(struct hisi_hba *hisi_hba,
return 0; return 0;
} }
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)
{
struct sas_task *task = slot->task;
struct domain_device *dev = task->dev;
struct hisi_sas_cmd_hdr *hdr = slot->cmd_hdr;
struct hisi_sas_port *port = slot->port;
/* dw0 */
hdr->dw0 = cpu_to_le32((5 << CMD_HDR_CMD_OFF) | /*abort*/
(port->id << CMD_HDR_PORT_OFF) |
((dev_is_sata(dev) ? 1:0) <<
CMD_HDR_ABORT_DEVICE_TYPE_OFF) |
(abort_flag << CMD_HDR_ABORT_FLAG_OFF));
/* dw1 */
hdr->dw1 = cpu_to_le32(device_id << CMD_HDR_DEV_ID_OFF);
/* dw7 */
hdr->dw7 = cpu_to_le32(tag_to_abort << CMD_HDR_ABORT_IPTT_OFF);
hdr->transfer_tags = cpu_to_le32(slot->idx);
return 0;
}
static int phy_up_v2_hw(int phy_no, struct hisi_hba *hisi_hba) static int phy_up_v2_hw(int phy_no, struct hisi_hba *hisi_hba)
{ {
int i, res = 0; int i, res = 0;
...@@ -2239,6 +2271,7 @@ static const struct hisi_sas_hw hisi_sas_v2_hw = { ...@@ -2239,6 +2271,7 @@ static const struct hisi_sas_hw hisi_sas_v2_hw = {
.prep_smp = prep_smp_v2_hw, .prep_smp = prep_smp_v2_hw,
.prep_ssp = prep_ssp_v2_hw, .prep_ssp = prep_ssp_v2_hw,
.prep_stp = prep_ata_v2_hw, .prep_stp = prep_ata_v2_hw,
.prep_abort = prep_abort_v2_hw,
.get_free_slot = get_free_slot_v2_hw, .get_free_slot = get_free_slot_v2_hw,
.start_delivery = start_delivery_v2_hw, .start_delivery = start_delivery_v2_hw,
.slot_complete = slot_complete_v2_hw, .slot_complete = slot_complete_v2_hw,
......
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