---

yaml
---
r: 189487
b: refs/heads/master
c: cad454b
h: refs/heads/master
i:
  189485: b076fff
  189483: 2e29d8c
  189479: 566f3bb
  189471: ab240d5
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d88a714bfefa7aed7b9cb6c3721707fcd056b472
+refs/heads/master: cad454b12a23c24fd7f409402cf51434655e76c1

trunk/drivers/scsi/qla2xxx/qla_fw.h

@@ -1592,18 +1592,30 @@ 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];
 
 	/* 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;

trunk/drivers/scsi/qla2xxx/qla_mbx.c

@@ -339,6 +339,7 @@ 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.
@@ -371,7 +372,12 @@ 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 {