[SCSI] qla2xxx: Add missing FCP statistics to sysfs interface.

Add the missing FCP statistics to sysfs.
Add reset FCP statistics functionality via sysfs.

Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
index 84cce36..cd47f1b 100644
--- a/drivers/scsi/qla2xxx/qla_gs.c
+++ b/drivers/scsi/qla2xxx/qla_gs.c
@@ -49,6 +49,8 @@
 	ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
 	ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
 
+	vha->qla_stats.control_requests++;
+
 	return (ms_pkt);
 }
 
@@ -87,6 +89,8 @@
 	ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
 	ct_pkt->vp_index = vha->vp_idx;
 
+	vha->qla_stats.control_requests++;
+
 	return (ct_pkt);
 }
 
@@ -723,6 +727,8 @@
 	wc = (data_size - 16) / 4;		/* Size in 32bit words. */
 	sns_cmd->p.cmd.size = cpu_to_le16(wc);
 
+	vha->qla_stats.control_requests++;
+
 	return (sns_cmd);
 }