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| author | Lin Ming <ming.m.lin@intel.com> | 2012-06-25 16:13:08 +0800 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2012-06-29 11:38:17 -0400 |
| commit | b1354cbb5bfce28f2e1ed28d77b362dfdfca638d (patch) | |
| tree | 0784fe570bc70663207f56a214f0ff529962bdc6 /include/linux/ata.h | |
| parent | a606dac368eed5696fb38e16b1394f1d049c09e9 (diff) | |
| download | linux-b1354cbb5bfce28f2e1ed28d77b362dfdfca638d.tar.gz linux-b1354cbb5bfce28f2e1ed28d77b362dfdfca638d.tar.xz | |
libata: detect Device Attention support
Add a new flag ATA_DFLAG_DA to indicate that device supports "Device
Attention".
Acked-by: Aaron Lu <aaron.lu@amd.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'include/linux/ata.h')
| -rw-r--r-- | include/linux/ata.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/ata.h b/include/linux/ata.h index 32df2b6ef0e0..5713d3ac381a 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -578,6 +578,7 @@ static inline int ata_is_data(u8 prot) ((u64) (id)[(n) + 0]) ) #define ata_id_cdb_intr(id) (((id)[ATA_ID_CONFIG] & 0x60) == 0x20) +#define ata_id_has_da(id) ((id)[77] & (1 << 4)) static inline bool ata_id_has_hipm(const u16 *id) { |