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libata: remove ata_is_nodata

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The only caller can just check for !ata_is_data instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Christoph Hellwig 2016-07-16 22:16:41 +09:00 committed by Tejun Heo
parent 35303d5c36
commit eb0effdf53
2 changed files with 1 additions and 6 deletions
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2
drivers/ata/libata-core.c
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@ -5044,7 +5044,7 @@ static void ata_verify_xfer(struct ata_queued_cmd *qc)
{
struct ata_device *dev = qc->dev;
if (ata_is_nodata(qc->tf.protocol))
if (!ata_is_data(qc->tf.protocol))
return;
if ((dev->mwdma_mask || dev->udma_mask) && ata_is_pio(qc->tf.protocol))

5
include/linux/libata.h
View file

@ -1070,11 +1070,6 @@ static inline bool ata_is_atapi(u8 prot)
return ata_prot_flags(prot) & ATA_PROT_FLAG_ATAPI;
}
static inline bool ata_is_nodata(u8 prot)
{
return !(ata_prot_flags(prot) & ATA_PROT_FLAG_DATA);
}
static inline bool ata_is_pio(u8 prot)
{
return ata_prot_flags(prot) & ATA_PROT_FLAG_PIO;