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Commit cd12ff0b authored by Mans Rullgard's avatar Mans Rullgard Committed by Tejun Heo
Browse files

ata: sata_dwc_460ex: remove empty libata callback 



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

Tested-by: default avatarChristian Lamparter <chunkeey@googlemail.com>
Signed-off-by: default avatarMans Rullgard <mans@mansr.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent 4bb41be5

drivers/ata/sata_dwc_460ex.c

+0 −22
Original line number Diff line number Diff line
@@ -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,