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ata: sata_dwc_460ex: remove empty libata callback

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The sata_dwc_qc_prep() does nothing.  Use the default ata_noop_qc_prep
instead.

Tested-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: Mans Rullgard <mans@mansr.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Mans Rullgard 2016-04-26 12:03:14 +03:00 committed by Tejun Heo
parent 4bb41be5ea
commit cd12ff0b5a
1 changed files with 0 additions and 22 deletions
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22
drivers/ata/sata_dwc_460ex.c
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@ -1132,27 +1132,6 @@ static unsigned int sata_dwc_qc_issue(struct ata_queued_cmd *qc)
return 0;
}
/*
* Function : sata_dwc_qc_prep
* arguments : ata_queued_cmd *qc
* Return value : None
* qc_prep for a particular queued command
*/
static void sata_dwc_qc_prep(struct ata_queued_cmd *qc)
{
if ((qc->dma_dir == DMA_NONE) || (qc->tf.protocol == ATA_PROT_PIO))
return;
#ifdef DEBUG_NCQ
if (qc->tag > 0)
dev_info(qc->ap->dev, "%s: qc->tag=%d ap->active_tag=0x%08x\n",
__func__, qc->tag, qc->ap->link.active_tag);
return ;
#endif
}
static void sata_dwc_error_handler(struct ata_port *ap)
{
ata_sff_error_handler(ap);
@ -1212,7 +1191,6 @@ static struct ata_port_operations sata_dwc_ops = {
.error_handler = sata_dwc_error_handler,
.hardreset = sata_dwc_hardreset,
.qc_prep = sata_dwc_qc_prep,
.qc_issue = sata_dwc_qc_issue,
.scr_read = sata_dwc_scr_read,