TononixOS/ubports_kernel_google_msm
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Automatic merge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-2.6.git

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Linus Torvalds
2005-05-17 08:55:00 -07:00
parent ff96b3d4b8 f3ac91cf52
commit ad542ef5b2
4 changed files with 19 additions and 7 deletions
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7
include/linux/libata.h
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@@ -584,6 +584,13 @@ static inline void scr_write(struct ata_port *ap, unsigned int reg, u32 val)
ap->ops->scr_write(ap, reg, val);
}
static inline void scr_write_flush(struct ata_port *ap, unsigned int reg,
u32 val)
{
ap->ops->scr_write(ap, reg, val);
(void) ap->ops->scr_read(ap, reg);
}
static inline unsigned int sata_dev_present(struct ata_port *ap)
{
return ((scr_read(ap, SCR_STATUS) & 0xf) == 0x3) ? 1 : 0;