diff options
author | Santosh Vernekar <santosh.vernekar@qlogic.com> | 2010-03-20 00:59:16 +0100 |
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committer | James Bottomley <James.Bottomley@suse.de> | 2010-03-27 20:11:29 +0100 |
commit | cad454b12a23c24fd7f409402cf51434655e76c1 (patch) | |
tree | 4cf65ae456d4afab9491492ca1343d3a86167c06 /drivers/scsi/qla2xxx/qla_fw.h | |
parent | [SCSI] scsi_transport_fc: Make sure commands are completed when rport is offline (diff) | |
download | linux-cad454b12a23c24fd7f409402cf51434655e76c1.tar.xz linux-cad454b12a23c24fd7f409402cf51434655e76c1.zip |
[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>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_fw.h')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_fw.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h index cebf4f1bb7d9..42c5587cc50c 100644 --- a/drivers/scsi/qla2xxx/qla_fw.h +++ b/drivers/scsi/qla2xxx/qla_fw.h @@ -1592,10 +1592,22 @@ struct nvram_81xx { /* Offset 384. */ uint8_t reserved_21[16]; - uint16_t reserved_22[8]; + uint16_t reserved_22[3]; + + /* + * BIT 0 = Extended BB credits for LR + * BIT 1 = Virtual Fabric Enable + * BIT 2 = Enhanced Features Unused + * BIT 3-7 = Enhanced Features Reserved + */ + /* Enhanced Features */ + uint8_t enhanced_features; + + uint8_t reserved_23; + uint16_t reserved_24[4]; /* Offset 416. */ - uint16_t reserved_23[32]; + uint16_t reserved_25[32]; /* Offset 480. */ uint8_t model_name[16]; @@ -1603,7 +1615,7 @@ struct nvram_81xx { /* Offset 496. */ uint16_t feature_mask_l; uint16_t feature_mask_h; - uint16_t reserved_24[2]; + uint16_t reserved_26[2]; uint16_t subsystem_vendor_id; uint16_t subsystem_device_id; |