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author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2007-07-06 19:13:52 -0400 |
---|---|---|
committer | Jeff Garzik <jeff@garzik.org> | 2007-07-09 12:17:35 -0400 |
commit | d26fc9551a15fdad0d5de8376a78816b8af44f00 (patch) | |
tree | 5c829c1baf499ad1f31ed4b8b41e766b290a6306 /drivers/ata/pata_sc1200.c | |
parent | c1e6f28cc5de37dcd113b9668a185c0b9334ba8a (diff) | |
download | talos-obmc-linux-d26fc9551a15fdad0d5de8376a78816b8af44f00.tar.gz talos-obmc-linux-d26fc9551a15fdad0d5de8376a78816b8af44f00.zip |
libata: Support chips with 64K PRD quirk
Add ata_dumb_qc_prep and supporting logic so that a driver can just
specify it needs to be helped in this area. 64K entries are split
as with drivers/ide.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/pata_sc1200.c')
-rw-r--r-- | drivers/ata/pata_sc1200.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c index 7ff39cf9dc0b..b8b2d11e4180 100644 --- a/drivers/ata/pata_sc1200.c +++ b/drivers/ata/pata_sc1200.c @@ -185,7 +185,7 @@ static struct scsi_host_template sc1200_sht = { .queuecommand = ata_scsi_queuecmd, .can_queue = ATA_DEF_QUEUE, .this_id = ATA_SHT_THIS_ID, - .sg_tablesize = LIBATA_MAX_PRD, + .sg_tablesize = LIBATA_DUMB_MAX_PRD, .cmd_per_lun = ATA_SHT_CMD_PER_LUN, .emulated = ATA_SHT_EMULATED, .use_clustering = ATA_SHT_USE_CLUSTERING, @@ -219,7 +219,7 @@ static struct ata_port_operations sc1200_port_ops = { .bmdma_stop = ata_bmdma_stop, .bmdma_status = ata_bmdma_status, - .qc_prep = ata_qc_prep, + .qc_prep = ata_dumb_qc_prep, .qc_issue = sc1200_qc_issue_prot, .data_xfer = ata_data_xfer, |