summaryrefslogtreecommitdiffstats
path: root/Documentation
diff options
context:
space:
mode:
authorMatthew Wilcox <matthew@wil.cx>2007-10-05 15:55:08 -0400
committerJames Bottomley <jejb@mulgrave.localdomain>2007-10-23 15:11:57 -0400
commita44131b35ec1a46ed75014d818cb9d5706117b49 (patch)
tree2e0db739539cff760cfb3cf01b9f0c8c5ed18773 /Documentation
parent8637baa3609afff9fe4c65ad4c64d72484c699fc (diff)
downloadop-kernel-dev-a44131b35ec1a46ed75014d818cb9d5706117b49.zip
op-kernel-dev-a44131b35ec1a46ed75014d818cb9d5706117b49.tar.gz
[SCSI] sym53c8xx: Remove tag_ctrl module parameter
With sysfs making these options tunable at runtime, there's no justification for keeping this horrendously complex specification string around. Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/scsi/sym53c8xx_2.txt21
1 files changed, 5 insertions, 16 deletions
diff --git a/Documentation/scsi/sym53c8xx_2.txt b/Documentation/scsi/sym53c8xx_2.txt
index 3d9f06b..49ea5c5 100644
--- a/Documentation/scsi/sym53c8xx_2.txt
+++ b/Documentation/scsi/sym53c8xx_2.txt
@@ -449,25 +449,14 @@ options as above.
cmd_per_lun=#tags (#tags > 1) tagged command queuing enabled
#tags will be truncated to the max queued commands configuration parameter.
-10.2.2 Detailed control of tagged commands
- This option allows you to specify a command queue depth for each device
- that supports tagged command queueing.
- Example:
- tag_ctrl=10/t2t3q16-t5q24/t1u2q32
- will set devices queue depth as follow:
- - controller #0 target #2 and target #3 -> 16 commands,
- - controller #0 target #5 -> 24 commands,
- - controller #1 target #1 logical unit #2 -> 32 commands,
- - all other logical units (all targets, all controllers) -> 10 commands.
-
-10.2.3 Burst max
+10.2.2 Burst max
burst=0 burst disabled
burst=255 get burst length from initial IO register settings.
burst=#x burst enabled (1<<#x burst transfers max)
#x is an integer value which is log base 2 of the burst transfers max.
By default the driver uses the maximum value supported by the chip.
-10.2.4 LED support
+10.2.3 LED support
led=1 enable LED support
led=0 disable LED support
Do not enable LED support if your scsi board does not use SDMS BIOS.
@@ -560,9 +549,9 @@ Previously, the sym2 driver accepted arguments of the form
sym53c8xx=tags:4,sync:10,debug:0x200
As a result of the new module parameters, this is no longer available.
-Most of the options have remained the same, but tags has split into
-cmd_per_lun and tag_ctrl for its two different purposes. The sample above
-would be specified as:
+Most of the options have remained the same, but tags has become
+cmd_per_lun to reflect its different purposes. The sample above would
+be specified as:
modprobe sym53c8xx cmd_per_lun=4 sync=10 debug=0x200
or on the kernel boot line as:
OpenPOWER on IntegriCloud