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| author | Bart Van Assche <bvanassche@acm.org> | 2022-02-18 11:51:16 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-02-22 21:11:07 -0500 |
| commit | 31160bd3e538f59eb1d8999bd7b020ee2638ad33 (patch) | |
| tree | 7b180e5c4acc3ad5ff4d647208a00538597444e7 /drivers/scsi/ncr53c8xx.h | |
| parent | dbb2da557a6a87c88bbb4b1fef037091b57f701b (diff) | |
| download | lwn-31160bd3e538f59eb1d8999bd7b020ee2638ad33.tar.gz lwn-31160bd3e538f59eb1d8999bd7b020ee2638ad33.zip | |
scsi: zalon: Stop using the SCSI pointer
Set .cmd_size in the SCSI host template 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/20220218195117.25689-49-bvanassche@acm.org
Cc: Helge Deller <deller@gmx.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/ncr53c8xx.h')
| -rw-r--r-- | drivers/scsi/ncr53c8xx.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/ncr53c8xx.h b/drivers/scsi/ncr53c8xx.h index fa14b5ca8783..be38c902859e 100644 --- a/drivers/scsi/ncr53c8xx.h +++ b/drivers/scsi/ncr53c8xx.h @@ -1288,6 +1288,12 @@ struct ncr_device { u8 differential; }; +/* To keep track of the dma mapping (sg/single) that has been set */ +struct ncr_cmd_priv { + int data_mapped; + int data_mapping; +}; + extern struct Scsi_Host *ncr_attach(struct scsi_host_template *tpnt, int unit, struct ncr_device *device); extern void ncr53c8xx_release(struct Scsi_Host *host); irqreturn_t ncr53c8xx_intr(int irq, void *dev_id); |