libata-scsi: minor cleanup for ata_scsi_zbc_out_xlat
authorDamien Le Moal <damien.lemoal@hgst.com>
Thu, 14 Jul 2016 00:05:51 +0000 (09:05 +0900)
committerTejun Heo <tj@kernel.org>
Fri, 15 Jul 2016 12:08:14 +0000 (08:08 -0400)
The reset_all variable name is misleading as this bit is also applicable to
open, close, and finish actions. So rename that variable to "all" and remove
the unnecessary mask operation that's already done earlier.

Signed-off-by: Damien Le Moal <damien.lemoal@hgst.com>
[hch: split from the previous patch]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
drivers/ata/libata-scsi.c

index d978153c06ef34f1adac69002c249fff8b44346f..7d0e60b471cf673c4836cc4a8cdc1c4b6e3013ef 100644 (file)
@@ -3520,7 +3520,7 @@ static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc)
        struct scsi_cmnd *scmd = qc->scsicmd;
        struct ata_device *dev = qc->dev;
        const u8 *cdb = scmd->cmnd;
-       u8 reset_all, sa;
+       u8 all, sa;
        u64 block;
        u32 n_block;
        u16 fp = (u16)-1;
@@ -3547,7 +3547,7 @@ static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc)
        if (block > dev->n_sectors)
                goto out_of_range;
 
-       reset_all = cdb[14] & 0x1;
+       all = cdb[14] & 0x1;
 
        if (ata_ncq_enabled(qc->dev) &&
            ata_fpdma_zac_mgmt_out_supported(qc->dev)) {
@@ -3555,12 +3555,12 @@ static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc)
                tf->command = ATA_CMD_NCQ_NON_DATA;
                tf->feature = ATA_SUBCMD_NCQ_NON_DATA_ZAC_MGMT_OUT;
                tf->nsect = qc->tag << 3;
-               tf->auxiliary = sa | ((u16)(reset_all & 0x1) << 8);
+               tf->auxiliary = sa | ((u16)all << 8);
        } else {
                tf->protocol = ATA_PROT_NODATA;
                tf->command = ATA_CMD_ZAC_MGMT_OUT;
                tf->feature = sa;
-               tf->hob_feature = reset_all & 0x1;
+               tf->hob_feature = all;
        }
        tf->lbah = (block >> 16) & 0xff;
        tf->lbam = (block >> 8) & 0xff;