Commit e3472cbe authored Dec 07, 2006 by Albert Lee Committed by Jeff Garzik Dec 07, 2006

[PATCH] libata: let ATA_FLAG_PIO_POLLING use polling pio for ATA_PROT_NODATA

Even if ATA_FLAG_PIO_POLLING is set, libata uses irq pio for the ATA_PROT_NODATA protocol.
This patch let ATA_FLAG_PIO_POLLING use polling pio for the ATA_PROT_NODATA protocol.

Signed-off-by: Albert Lee <albertcc@tw.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

parent d324d462

drivers/ata/libata-core.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -4960,6 +4960,7 @@ unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc)
		if (ap->flags & ATA_FLAG_PIO_POLLING) {
		switch (qc->tf.protocol) {
		case ATA_PROT_PIO:
		case ATA_PROT_NODATA:
		case ATA_PROT_ATAPI:
		case ATA_PROT_ATAPI_NODATA:
		qc->tf.flags \|= ATA_TFLAG_POLLING;