From: Andrew Vasquez <andrew.vasquez@qlogic.com>
To: James Bottomley <James.Bottomley@steeleye.com>
Cc: SCSI Mailing List <linux-scsi@vger.kernel.org>
Subject: PATCH [5/15] qla2xxx: SG tablesize update
Date: Sun, 14 Mar 2004 00:24:44 -0800 [thread overview]
Message-ID: <20040314082444.GA3416@linux.local.home> (raw)
ChangeSet
1.1661 04/02/28 22:35:59 andrew.vasquez@qlogic.com +3 -0
Limit SG entry size to make more efficient use of the
size contraints of the request-queue.
This SG entry size is inline with the size specified in the 6.x
and 7.x series drivers.
drivers/scsi/qla2xxx/qla_os.c
1.9 04/02/28 22:35:52 andrew.vasquez@qlogic.com +1 -1
Limit SG entry size to make more efficient use of the
size contraints of the request-queue.
drivers/scsi/qla2xxx/qla_init.c
1.8 04/02/28 22:35:52 andrew.vasquez@qlogic.com +4 -1
Limit the size of the buffer used to load firmware.
drivers/scsi/qla2xxx/qla_def.h
1.8 04/02/28 22:35:52 andrew.vasquez@qlogic.com +1 -1
Increase an ISP's request queue size.
drivers/scsi/qla2xxx/qla_def.h | 2 +-
drivers/scsi/qla2xxx/qla_init.c | 5 ++++-
drivers/scsi/qla2xxx/qla_os.c | 2 +-
3 files changed, 6 insertions(+), 3 deletions(-)
ftp://ftp.qlogic.com/outgoing/linux/patches/8.x/8.00.00b11k/14_sg_resize.patch
diff -Nru a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
--- a/drivers/scsi/qla2xxx/qla_def.h Fri Mar 12 17:07:22 2004
+++ b/drivers/scsi/qla2xxx/qla_def.h Fri Mar 12 17:07:22 2004
@@ -209,7 +209,7 @@
#define MAX_OUTSTANDING_COMMANDS 1024
/* ISP request and response entry counts (37-65535) */
-#define REQUEST_ENTRY_CNT 1024 /* Number of request entries. */
+#define REQUEST_ENTRY_CNT 2048 /* Number of request entries. */
#define RESPONSE_ENTRY_CNT_2100 64 /* Number of response entries.*/
#define RESPONSE_ENTRY_CNT_2300 512 /* Number of response entries.*/
diff -Nru a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
--- a/drivers/scsi/qla2xxx/qla_init.c Fri Mar 12 17:07:22 2004
+++ b/drivers/scsi/qla2xxx/qla_init.c Fri Mar 12 17:07:22 2004
@@ -603,7 +603,10 @@
ha->product_id[3] = mb[4];
/* Adjust fw RISC transfer size */
- ha->fw_transfer_size = REQUEST_ENTRY_SIZE * REQUEST_ENTRY_CNT;
+ if (REQUEST_ENTRY_CNT > 1024)
+ ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
+ else
+ ha->fw_transfer_size = REQUEST_ENTRY_SIZE * REQUEST_ENTRY_CNT;
if (IS_QLA2200(ha) &&
RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
diff -Nru a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
--- a/drivers/scsi/qla2xxx/qla_os.c Fri Mar 12 17:07:22 2004
+++ b/drivers/scsi/qla2xxx/qla_os.c Fri Mar 12 17:07:22 2004
@@ -166,7 +166,7 @@
.can_queue = REQUEST_ENTRY_CNT+128,
.cmd_per_lun = 3,
.use_clustering = ENABLE_CLUSTERING,
- .sg_tablesize = SG_ALL,
+ .sg_tablesize = 32,
/*
* The RISC allows for each command to transfer (2^32-1) bytes of data,
next reply other threads:[~2004-03-14 8:22 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-14 8:24 Andrew Vasquez [this message]
2004-03-14 14:49 ` PATCH [5/15] qla2xxx: SG tablesize update James Bottomley
2004-03-14 14:51 ` Jens Axboe
2004-03-14 14:59 ` James Bottomley
2004-03-14 15:15 ` Jens Axboe
2004-03-14 15:18 ` Anton Blanchard
2004-03-14 15:31 ` James Bottomley
2004-03-14 15:47 ` Anton Blanchard
2004-03-14 15:55 ` James Bottomley
2004-03-14 16:01 ` Anton Blanchard
2004-03-14 20:41 ` Jeff Garzik
2004-03-14 22:27 ` James Bottomley
2004-03-15 16:12 ` Jeff Garzik
2004-03-14 20:36 ` Jeff Garzik
2004-03-14 22:31 ` James Bottomley
2004-03-15 16:09 ` Jeff Garzik
-- strict thread matches above, loose matches on Subject: below --
2004-03-15 23:43 Andrew Vasquez
2004-03-16 3:37 ` James Bottomley
2004-03-16 6:40 ` Jeremy Higdon
2004-03-16 11:32 ` Anton Blanchard
2004-03-16 21:49 ` James Bottomley
2004-03-16 22:09 Andrew Vasquez
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