commit da9b1d5cb9d408a1e634740c849187bc031929db
author Andrew Vasquez <andrew.vasquez@qlogic.com> Tue Aug 27 01:37:30 2013 -0400
committer James Bottomley <JBottomley@Parallels.com> Tue Sep 03 07:28:01 2013 -0700
tree 04c33b4fa27f07316c8f3ca5ccf0b913266aef6d
parent e8b8b8ad6e5218e2073a9dddcd9f97d6b4fc514e

[SCSI] qla2xxx: Correct multiqueue offset calculations.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/scsi/qla2xxx/qla_mbx.c

diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 98e8a16..bce41f4f 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -3574,7 +3574,6 @@
 	unsigned long flags;
 	mbx_cmd_t mc;
 	mbx_cmd_t *mcp = &mc;
-	struct device_reg_25xxmq __iomem *reg;
 	struct qla_hw_data *ha = vha->hw;
 
 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d3,
@@ -3595,9 +3594,6 @@
 	if (IS_QLA83XX(ha))
 		mcp->mb[15] = 0;
 
-	reg = (struct device_reg_25xxmq __iomem *)((ha->mqiobase) +
-		QLA_QUE_PAGE * req->id);
-
 	mcp->mb[4] = req->id;
 	/* que in ptr index */
 	mcp->mb[8] = 0;
@@ -3619,12 +3615,10 @@
 
 	spin_lock_irqsave(&ha->hardware_lock, flags);
 	if (!(req->options & BIT_0)) {
-		WRT_REG_DWORD(&reg->req_q_in, 0);
+		WRT_REG_DWORD(req->req_q_in, 0);
 		if (!IS_QLA83XX(ha))
-			WRT_REG_DWORD(&reg->req_q_out, 0);
+			WRT_REG_DWORD(req->req_q_out, 0);
 	}
-	req->req_q_in = &reg->req_q_in;
-	req->req_q_out = &reg->req_q_out;
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
 	rval = qla2x00_mailbox_command(vha, mcp);
@@ -3646,7 +3640,6 @@
 	unsigned long flags;
 	mbx_cmd_t mc;
 	mbx_cmd_t *mcp = &mc;
-	struct device_reg_25xxmq __iomem *reg;
 	struct qla_hw_data *ha = vha->hw;
 
 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d6,
@@ -3664,9 +3657,6 @@
 	if (IS_QLA83XX(ha))
 		mcp->mb[15] = 0;
 
-	reg = (struct device_reg_25xxmq __iomem *)((ha->mqiobase) +
-		QLA_QUE_PAGE * rsp->id);
-
 	mcp->mb[4] = rsp->id;
 	/* que in ptr index */
 	mcp->mb[8] = 0;
@@ -3690,9 +3680,9 @@
 
 	spin_lock_irqsave(&ha->hardware_lock, flags);
 	if (!(rsp->options & BIT_0)) {
-		WRT_REG_DWORD(&reg->rsp_q_out, 0);
+		WRT_REG_DWORD(rsp->rsp_q_out, 0);
 		if (!IS_QLA83XX(ha))
-			WRT_REG_DWORD(&reg->rsp_q_in, 0);
+			WRT_REG_DWORD(rsp->rsp_q_in, 0);
 	}
 
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);