[SCSI] qla2xxx: Honour "Extended BB credits" bit for CNAs.
authorSantosh Vernekar <santosh.vernekar@qlogic.com>
Fri, 19 Mar 2010 23:59:16 +0000 (16:59 -0700)
committerJames Bottomley <James.Bottomley@suse.de>
Sat, 27 Mar 2010 19:11:29 +0000 (15:11 -0400)
commitcad454b12a23c24fd7f409402cf51434655e76c1
tree4cf65ae456d4afab9491492ca1343d3a86167c06
parentd88a714bfefa7aed7b9cb6c3721707fcd056b472
[SCSI] qla2xxx: Honour "Extended BB credits" bit for CNAs.

We now enable/disable "Additional Receive Credits" in f/w based on nvram
parameter "Extended_BB_Credits" bit (i.e. Enhanced-Features: at offset 0x196).
This is applicable only for GEN2 CNAs.

Signed-off-by: Santosh Vernekar <santosh.vernekar@qlogic.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
drivers/scsi/qla2xxx/qla_fw.h
drivers/scsi/qla2xxx/qla_mbx.c