diff options
Diffstat (limited to 'include/linux/ata.h')
| -rw-r--r-- | include/linux/ata.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/ata.h b/include/linux/ata.h index 1648026e06b4..681520f8a3de 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -696,6 +696,13 @@ static inline bool ata_id_wcache_enabled(const u16 *id) return id[ATA_ID_CFS_ENABLE_1] & (1 << 5); } +static inline bool ata_id_has_read_log_dma_ext(const u16 *id) +{ + if (!(id[ATA_ID_CFS_ENABLE_2] & (1 << 15))) + return false; + return id[ATA_ID_COMMAND_SET_3] & (1 << 3); +} + /** * ata_id_major_version - get ATA level of drive * @id: Identify data |