'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@xxxxxxxxxxxxx>
Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
---
The patch is atop of the 'upstream' branch of libata-dev.git...
drivers/ata/pata_arasan_cf.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
Index: libata-dev/drivers/ata/pata_arasan_cf.c
===================================================================
--- libata-dev.orig/drivers/ata/pata_arasan_cf.c
+++ libata-dev/drivers/ata/pata_arasan_cf.c
@@ -668,13 +668,16 @@ void arasan_cf_error_handler(struct ata_
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);
}
--
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