Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6

[linux-2.6-block.git] / drivers / scsi / qla2xxx / qla_mbx.c

diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index e95ebab58679b92e1a963a585e384c191b5292ee..42eb7ffd5942ed2e9a4243a01ece11e85bceeb0f 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -340,6 +340,7 @@ qla2x00_load_ram(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t risc_addr,
        return rval;
 }
 
+#define        EXTENDED_BB_CREDITS     BIT_0
 /*
  * qla2x00_execute_fw
  *     Start adapter firmware.
@@ -372,7 +373,12 @@ qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
                mcp->mb[1] = MSW(risc_addr);
                mcp->mb[2] = LSW(risc_addr);
                mcp->mb[3] = 0;
-               mcp->mb[4] = 0;
+               if (IS_QLA81XX(ha)) {
+                       struct nvram_81xx *nv = ha->nvram;
+                       mcp->mb[4] = (nv->enhanced_features &
+                           EXTENDED_BB_CREDITS);
+               } else
+                       mcp->mb[4] = 0;
                mcp->out_mb |= MBX_4|MBX_3|MBX_2|MBX_1;
                mcp->in_mb |= MBX_1;
        } else {