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| author |   Sergei Shtylyov <sshtylyov@ru.mvista.com> | 2012-11-01 18:28:36 +0300 |
|---|---|---|
| committer |   Jeff Garzik <jgarzik@redhat.com> | 2012-11-28 12:40:07 -0500 |
| commit | 52bd4978c61bc23e619a4287a3d30814c97b5d4e (patch) | |
| tree | d4dc9b4c9c3b41186f608508d05ff8f56edab84b /drivers/ata/pata_arasan_cf.c | |
| parent | sata_highbank: use ATA_BUSY (diff) | |
| download | wireguard-linux-52bd4978c61bc23e619a4287a3d30814c97b5d4e.tar.xz wireguard-linux-52bd4978c61bc23e619a4287a3d30814c97b5d4e.zip | |
pata_arasan_cf: declare/use more local variables in arasan_cf_dma_start()
'acdev->qc', 'acdev->qc->ap', and 'acdev->qc->tf' expressions are used multiple
times in this function, so it makes sense to use the local variables for them.
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/pata_arasan_cf.c')
| -rw-r--r-- | drivers/ata/pata_arasan_cf.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c index 371fd2c698b7..9764e80f9320 100644 --- a/drivers/ata/pata_arasan_cf.c +++ b/drivers/ata/pata_arasan_cf.c @@ -674,13 +674,16 @@ void arasan_cf_error_handler(struct ata_port *ap) static void arasan_cf_dma_start(struct arasan_cf_dev *acdev) { + struct ata_queued_cmd *qc = acdev->qc; + struct ata_port *ap = qc->ap; + struct ata_taskfile *tf = &qc->tf; u32 xfer_ctr = readl(acdev->vbase + XFER_CTR) & ~XFER_DIR_MASK; - u32 write = acdev->qc->tf.flags & ATA_TFLAG_WRITE; + u32 write = tf->flags & ATA_TFLAG_WRITE; xfer_ctr |= write ? XFER_WRITE : XFER_READ; writel(xfer_ctr, acdev->vbase + XFER_CTR); - acdev->qc->ap->ops->sff_exec_command(acdev->qc->ap, &acdev->qc->tf); + ap->ops->sff_exec_command(ap, tf); ata_sff_queue_work(&acdev->work); } |