diff options
| author | Tejun Heo <htejun@gmail.com> | 2006-05-15 21:03:48 +0900 |
|---|---|---|
| committer | Tejun Heo <htejun@gmail.com> | 2006-05-15 21:03:48 +0900 |
| commit | a6e6ce8e8dc907a2cf2b994b0ea4099423f046bf (patch) | |
| tree | cc308c45c0d2df9e52be69959b9fd189371ad5d7 /include/linux | |
| parent | e8ee84518c159a663c07bf691ace187527380f61 (diff) | |
[PATCH] libata-ncq: implement NCQ device configuration
Now that all NCQ related stuff are in place, implement NCQ device
configuration and bump ATA_MAX_QUEUE to 32 thus activating NCQ
support.
Original implementation is from Jens Axboe.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/libata.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h index dd0db2d21bc..fcdd798bb08 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -109,7 +109,7 @@ enum { ATA_MAX_PORTS = 8, ATA_DEF_QUEUE = 1, /* tag ATA_MAX_QUEUE - 1 is reserved for internal commands */ - ATA_MAX_QUEUE = 2, + ATA_MAX_QUEUE = 32, ATA_TAG_INTERNAL = ATA_MAX_QUEUE - 1, ATA_MAX_SECTORS = 200, /* FIXME */ ATA_MAX_BUS = 2, @@ -679,6 +679,8 @@ extern int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev, sector_t capacity, int geom[]); extern int ata_scsi_slave_config(struct scsi_device *sdev); +extern int ata_scsi_change_queue_depth(struct scsi_device *sdev, + int queue_depth); extern struct ata_device *ata_dev_pair(struct ata_device *adev); /* |