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authorMatthew Wilcox <matthew@wil.cx>2006-03-28 11:03:44 -0500
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-04-13 10:13:24 -0500
commit3bea15a76eecc03729bf74d6ab2a1f849c08423e (patch)
tree674e96482b034ed57222878816f87c63cc5d800f /drivers/scsi/sym53c8xx_2/sym_glue.c
parent76789f01768bb4cef706f4c9e7e2f3f4eb8c1431 (diff)
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[SCSI] Disable sym2 driver queueing
Undef SYM_OPT_HANDLE_DEVICE_QUEUEING. Call sym_put_start_queue instead of sym_start_next_ccbs. Turn asserts into checks that we can send the command to the adapter, and return busy from queuecommand if we can't. Signed-off-by: Matthew Wilcox <matthew@wil.cx> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/sym53c8xx_2/sym_glue.c')
-rw-r--r--drivers/scsi/sym53c8xx_2/sym_glue.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c
index 052ce11806ad..a27dd66b6613 100644
--- a/drivers/scsi/sym53c8xx_2/sym_glue.c
+++ b/drivers/scsi/sym53c8xx_2/sym_glue.c
@@ -475,8 +475,6 @@ static inline int sym_setup_cdb(struct sym_hcb *np, struct scsi_cmnd *cmd, struc
*/
int sym_setup_data_and_start(struct sym_hcb *np, struct scsi_cmnd *cmd, struct sym_ccb *cp)
{
- struct sym_tcb *tp = &np->target[cp->target];
- struct sym_lcb *lp = sym_lp(tp, cp->lun);
u32 lastp, goalp;
int dir;
@@ -557,7 +555,7 @@ int sym_setup_data_and_start(struct sym_hcb *np, struct scsi_cmnd *cmd, struct s
/*
* activate this job.
*/
- sym_start_next_ccbs(np, lp, 2);
+ sym_put_start_queue(np, cp);
return 0;
out_abort:
@@ -871,15 +869,12 @@ static void sym_tune_dev_queuing(struct sym_tcb *tp, int lun, u_short reqtags)
if (reqtags > lp->s.scdev_depth)
reqtags = lp->s.scdev_depth;
- lp->started_limit = reqtags ? reqtags : 2;
- lp->started_max = 1;
lp->s.reqtags = reqtags;
if (reqtags != oldtags) {
dev_info(&tp->starget->dev,
"tagged command queuing %s, command queue depth %d.\n",
- lp->s.reqtags ? "enabled" : "disabled",
- lp->started_limit);
+ lp->s.reqtags ? "enabled" : "disabled", reqtags);
}
}