提交 597afd21 编写于 作者: T Tejun Heo 提交者: Jeff Garzik

[PATCH] libata: seperate out ata_class_present()

Seperate out ata_class_present() from ata_dev_present().  This is
useful because new reset mechanism deals with classes[] directly.
Signed-off-by: NTejun Heo <htejun@gmail.com>
Signed-off-by: NJeff Garzik <jeff@garzik.org>
上级 348edc59
......@@ -645,10 +645,14 @@ static inline unsigned int ata_tag_valid(unsigned int tag)
return (tag < ATA_MAX_QUEUE) ? 1 : 0;
}
static inline unsigned int ata_class_present(unsigned int class)
{
return class == ATA_DEV_ATA || class == ATA_DEV_ATAPI;
}
static inline unsigned int ata_dev_present(const struct ata_device *dev)
{
return ((dev->class == ATA_DEV_ATA) ||
(dev->class == ATA_DEV_ATAPI));
return ata_class_present(dev->class);
}
static inline u8 ata_chk_status(struct ata_port *ap)
......
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