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authorBart Van Assche <bvanassche@acm.org>2022-02-18 11:51:14 -0800
committerMartin K. Petersen <martin.petersen@oracle.com>2022-02-22 21:11:07 -0500
commit70d1b920af62a7d065aa7a0d031dd1af44e8b31b (patch)
tree1eae4b401c513e2a1e0c71803426e2fb5a0944ce /drivers/scsi/wd719x.c
parent5dfcf1ad933fe877cb44e9fb7a661dfc22190101 (diff)
scsi: wd719x: Stop using the SCSI pointer
Move the DMA handle into the per-command private data instead of using the SCSI pointer from struct scsi_cmnd. This patch prepares for removal of the SCSI pointer from struct scsi_cmnd. Link: https://lore.kernel.org/r/20220218195117.25689-47-bvanassche@acm.org Cc: Ondrej Zary <linux@zary.sk> Cc: Christoph Hellwig <hch@lst.de> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/wd719x.c')
-rw-r--r--drivers/scsi/wd719x.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/scsi/wd719x.c b/drivers/scsi/wd719x.c
index 1a7947554581..f341b79d8036 100644
--- a/drivers/scsi/wd719x.c
+++ b/drivers/scsi/wd719x.c
@@ -196,7 +196,7 @@ static void wd719x_finish_cmd(struct wd719x_scb *scb, int result)
dma_unmap_single(&wd->pdev->dev, scb->phys,
sizeof(struct wd719x_scb), DMA_BIDIRECTIONAL);
scsi_dma_unmap(cmd);
- dma_unmap_single(&wd->pdev->dev, cmd->SCp.dma_handle,
+ dma_unmap_single(&wd->pdev->dev, scb->dma_handle,
SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE);
cmd->result = result << 16;
@@ -229,11 +229,11 @@ static int wd719x_queuecommand(struct Scsi_Host *sh, struct scsi_cmnd *cmd)
/* map sense buffer */
scb->sense_buf_length = SCSI_SENSE_BUFFERSIZE;
- cmd->SCp.dma_handle = dma_map_single(&wd->pdev->dev, cmd->sense_buffer,
- SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE);
- if (dma_mapping_error(&wd->pdev->dev, cmd->SCp.dma_handle))
+ scb->dma_handle = dma_map_single(&wd->pdev->dev, cmd->sense_buffer,
+ SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE);
+ if (dma_mapping_error(&wd->pdev->dev, scb->dma_handle))
goto out_unmap_scb;
- scb->sense_buf = cpu_to_le32(cmd->SCp.dma_handle);
+ scb->sense_buf = cpu_to_le32(scb->dma_handle);
/* request autosense */
scb->SCB_options |= WD719X_SCB_FLAGS_AUTO_REQUEST_SENSE;
@@ -288,7 +288,7 @@ static int wd719x_queuecommand(struct Scsi_Host *sh, struct scsi_cmnd *cmd)
return 0;
out_unmap_sense:
- dma_unmap_single(&wd->pdev->dev, cmd->SCp.dma_handle,
+ dma_unmap_single(&wd->pdev->dev, scb->dma_handle,
SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE);
out_unmap_scb:
dma_unmap_single(&wd->pdev->dev, scb->phys, sizeof(*scb),