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Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev 

* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  [PATCH] libata: add pio flush for via atapi (was: Re: TR: ASUS A8V Deluxe, x86_64)
This commit is contained in:
Linus Torvalds 2006-05-24 08:36:31 -07:00
parent b8bba261e0 bb31a8faa2
commit 2786545410
1 changed files with 5 additions and 0 deletions
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5
drivers/scsi/libata-core.c
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@ -3643,6 +3643,8 @@ static void ata_pio_block(struct ata_port *ap)
ata_pio_sector(qc);
}
ata_altstatus(ap); /* flush */
}
static void ata_pio_error(struct ata_port *ap)
@ -3759,11 +3761,14 @@ static void atapi_packet_task(void *_data)
spin_lock_irqsave(&ap->host_set->lock, flags);
ap->flags &= ~ATA_FLAG_NOINTR;
ata_data_xfer(ap, qc->cdb, qc->dev->cdb_len, 1);
ata_altstatus(ap); /* flush */
if (qc->tf.protocol == ATA_PROT_ATAPI_DMA)
ap->ops->bmdma_start(qc); /* initiate bmdma */
spin_unlock_irqrestore(&ap->host_set->lock, flags);
} else {
ata_data_xfer(ap, qc->cdb, qc->dev->cdb_len, 1);
ata_altstatus(ap); /* flush */
/* PIO commands are handled by polling */
ap->hsm_task_state = HSM_ST;