For the time being we cannot use ata_dev_present() as it was renamed
to ata_dev_enabled() but we still need presence test. Implement
negation of the test. Conveniently, the negated result is needed in
more places. This is suggested by Jeff Garzik.
Signed-off-by: Tejun Heo <htejun@xxxxxxxxx>
---
include/linux/libata.h | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
21da2f0caf63d617a633a97635ab5d1ca5a407b1
diff --git a/include/linux/libata.h b/include/linux/libata.h
index c6883ba..0f8e372 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -682,6 +682,11 @@ static inline unsigned int ata_class_dis
return class == ATA_DEV_ATA_UNSUP || class == ATA_DEV_ATAPI_UNSUP;
}
+static inline unsigned int ata_class_absent(unsigned int class)
+{
+ return !ata_class_enabled(class) && !ata_class_disabled(class);
+}
+
static inline unsigned int ata_dev_enabled(const struct ata_device *dev)
{
return ata_class_enabled(dev->class);
@@ -692,6 +697,11 @@ static inline unsigned int ata_dev_disab
return ata_class_disabled(dev->class);
}
+static inline unsigned int ata_dev_absent(const struct ata_device *dev)
+{
+ return ata_class_absent(dev->class);
+}
+
static inline u8 ata_chk_status(struct ata_port *ap)
{
return ap->ops->check_status(ap);
--
1.2.4
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