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| author | Albert Lee <albertcc@tw.ibm.com> | 2007-06-07 08:01:17 (GMT) |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-06-10 03:08:12 (GMT) |
| commit | 2c3d2a46f1ccf591850b20f4fdde12bcf2bf3dfd (patch) | |
| tree | 148a2cd32ae40185bb547cb96cd17bcd920b8ab0 /drivers/ata/libata-scsi.c | |
| parent | fa4453c4c94a61bbefe470b16ddbb6218481c6dc (diff) | |
| download | linux-2c3d2a46f1ccf591850b20f4fdde12bcf2bf3dfd.tar.xz | |
libata passthru: update cached device paramters
INIT_DEV_PARAMS and SET_MULTI_MODE change the device parameters cached
by libata. Re-read IDENTIFY DEVICE info and update the cached device
paramters when seeing these commands.
Signed-off-by: Albert Lee <albertcc@tw.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/libata-scsi.c')
| -rw-r--r-- | drivers/ata/libata-scsi.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 884f52f..c228df2 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1363,12 +1363,22 @@ static void ata_scsi_qc_complete(struct ata_queued_cmd *qc) * schedule EH_REVALIDATE operation to update the IDENTIFY DEVICE * cache */ - if (ap->ops->error_handler && - !need_sense && (qc->tf.command == ATA_CMD_SET_FEATURES) && - ((qc->tf.feature == SETFEATURES_WC_ON) || - (qc->tf.feature == SETFEATURES_WC_OFF))) { - ap->eh_info.action |= ATA_EH_REVALIDATE; - ata_port_schedule_eh(ap); + if (ap->ops->error_handler && !need_sense) { + switch (qc->tf.command) { + case ATA_CMD_SET_FEATURES: + if ((qc->tf.feature == SETFEATURES_WC_ON) || + (qc->tf.feature == SETFEATURES_WC_OFF)) { + ap->eh_info.action |= ATA_EH_REVALIDATE; + ata_port_schedule_eh(ap); + } + break; + + case ATA_CMD_INIT_DEV_PARAMS: /* CHS translation changed */ + case ATA_CMD_SET_MULTI: /* multi_count changed */ + ap->eh_info.action |= ATA_EH_REVALIDATE; + ata_port_schedule_eh(ap); + break; + } } /* For ATA pass thru (SAT) commands, generate a sense block if |