diff options
Diffstat (limited to 'include/linux/libata.h')
| -rw-r--r-- | include/linux/libata.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h index 2aa1398bbd5..363c7501843 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -131,6 +131,7 @@ enum { ATA_DFLAG_CFG_MASK = (1 << 8) - 1, ATA_DFLAG_PIO = (1 << 8), /* device currently in PIO mode */ + ATA_DFLAG_SUSPENDED = (1 << 9), /* device suspended */ ATA_DFLAG_INIT_MASK = (1 << 16) - 1, ATA_DFLAG_DETACH = (1 << 16), @@ -253,9 +254,13 @@ enum { ATA_EH_REVALIDATE = (1 << 0), ATA_EH_SOFTRESET = (1 << 1), ATA_EH_HARDRESET = (1 << 2), + ATA_EH_SUSPEND = (1 << 3), + ATA_EH_RESUME = (1 << 4), + ATA_EH_PM_FREEZE = (1 << 5), ATA_EH_RESET_MASK = ATA_EH_SOFTRESET | ATA_EH_HARDRESET, - ATA_EH_PERDEV_MASK = ATA_EH_REVALIDATE, + ATA_EH_PERDEV_MASK = ATA_EH_REVALIDATE | ATA_EH_SUSPEND | + ATA_EH_RESUME | ATA_EH_PM_FREEZE, /* ata_eh_info->flags */ ATA_EHI_HOTPLUGGED = (1 << 0), /* could have been hotplugged */ @@ -944,6 +949,11 @@ static inline unsigned int ata_dev_absent(const struct ata_device *dev) return ata_class_absent(dev->class); } +static inline unsigned int ata_dev_ready(const struct ata_device *dev) +{ + return ata_dev_enabled(dev) && !(dev->flags & ATA_DFLAG_SUSPENDED); +} + /* * port helpers */ |