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authorTejun Heo <htejun@gmail.com>2006-05-15 08:03:48 -0400
committerTejun Heo <htejun@gmail.com>2006-05-15 08:03:48 -0400
commita6e6ce8e8dc907a2cf2b994b0ea4099423f046bf (patch)
treecc308c45c0d2df9e52be69959b9fd189371ad5d7 /include/linux
parente8ee84518c159a663c07bf691ace187527380f61 (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.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h
index dd0db2d21bc5..fcdd798bb086 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -109,7 +109,7 @@ enum {
109 ATA_MAX_PORTS = 8, 109 ATA_MAX_PORTS = 8,
110 ATA_DEF_QUEUE = 1, 110 ATA_DEF_QUEUE = 1,
111 /* tag ATA_MAX_QUEUE - 1 is reserved for internal commands */ 111 /* tag ATA_MAX_QUEUE - 1 is reserved for internal commands */
112 ATA_MAX_QUEUE = 2, 112 ATA_MAX_QUEUE = 32,
113 ATA_TAG_INTERNAL = ATA_MAX_QUEUE - 1, 113 ATA_TAG_INTERNAL = ATA_MAX_QUEUE - 1,
114 ATA_MAX_SECTORS = 200, /* FIXME */ 114 ATA_MAX_SECTORS = 200, /* FIXME */
115 ATA_MAX_BUS = 2, 115 ATA_MAX_BUS = 2,
@@ -679,6 +679,8 @@ extern int ata_std_bios_param(struct scsi_device *sdev,
679 struct block_device *bdev, 679 struct block_device *bdev,
680 sector_t capacity, int geom[]); 680 sector_t capacity, int geom[]);
681extern int ata_scsi_slave_config(struct scsi_device *sdev); 681extern int ata_scsi_slave_config(struct scsi_device *sdev);
682extern int ata_scsi_change_queue_depth(struct scsi_device *sdev,
683 int queue_depth);
682extern struct ata_device *ata_dev_pair(struct ata_device *adev); 684extern struct ata_device *ata_dev_pair(struct ata_device *adev);
683 685
684/* 686/*