diff options
| author | Xiang Chen <chenxiang66@hisilicon.com> | 2023-03-07 09:09:12 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-03-10 05:50:01 +0300 |
| commit | 538a60468966f47c53071d06db27bb78c2aaa81d (patch) | |
| tree | 458ec4e7f0a109b7cd624991d168020bdc8dff86 /drivers/scsi/hisi_sas | |
| parent | fe15c26ee26efa11741a7b632e9f23b01aca4cc6 (diff) | |
| download | linux-538a60468966f47c53071d06db27bb78c2aaa81d.tar.xz | |
scsi: hisi_sas: Add function complete_v3_hw()
Put the work of processing cq slots in a separate function,
complete_v3_hw(), which can then be used by cq_thread_v3_hw() and other
functions when adding poll support.
Co-developed-by: John Garry <john.garry@huawei.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Link: https://lore.kernel.org/r/1678169355-76215-2-git-send-email-chenxiang66@hisilicon.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/hisi_sas')
| -rw-r--r-- | drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index 0c3fcb807806..835cb879f713 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -2391,15 +2391,14 @@ out: task->task_done(task); } -static irqreturn_t cq_thread_v3_hw(int irq_no, void *p) +static void complete_v3_hw(struct hisi_sas_cq *cq) { - struct hisi_sas_cq *cq = p; - struct hisi_hba *hisi_hba = cq->hisi_hba; - struct hisi_sas_slot *slot; struct hisi_sas_complete_v3_hdr *complete_queue; - u32 rd_point = cq->rd_point, wr_point; + struct hisi_hba *hisi_hba = cq->hisi_hba; + u32 rd_point, wr_point; int queue = cq->id; + rd_point = cq->rd_point; complete_queue = hisi_hba->complete_hdr[queue]; wr_point = hisi_sas_read32(hisi_hba, COMPL_Q_0_WR_PTR + @@ -2408,6 +2407,7 @@ static irqreturn_t cq_thread_v3_hw(int irq_no, void *p) while (rd_point != wr_point) { struct hisi_sas_complete_v3_hdr *complete_hdr; struct device *dev = hisi_hba->dev; + struct hisi_sas_slot *slot; u32 dw0, dw1, dw3; int iptt; @@ -2450,6 +2450,13 @@ static irqreturn_t cq_thread_v3_hw(int irq_no, void *p) /* update rd_point */ cq->rd_point = rd_point; hisi_sas_write32(hisi_hba, COMPL_Q_0_RD_PTR + (0x14 * queue), rd_point); +} + +static irqreturn_t cq_thread_v3_hw(int irq_no, void *p) +{ + struct hisi_sas_cq *cq = p; + + complete_v3_hw(cq); return IRQ_HANDLED; } |