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authorGiridhar Malavali <giridhar.malavali@qlogic.com>2012-02-09 11:15:34 -0800
committerJames Bottomley <JBottomley@Parallels.com>2012-02-19 08:11:11 -0600
commit6246b8a1d26c7cdb77fd2f3f3578d4db025d5c9e (patch)
treeae6059dbe0d5e59dea54135841c0001643188d07 /drivers/scsi/qla2xxx/qla_iocb.c
parent050c9bb1361439e63dafb5f192f87b81d8ffbf4a (diff)
[SCSI] qla2xxx: Enhancements to support ISP83xx.
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com> Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Harish Zunjarrao <harish.zunjarrao@qlogic.com> Signed-off-by: Nigel Kirkland <nigel.kirkland@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_iocb.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_iocb.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c
index 55a96761b5a4..a281b5422df1 100644
--- a/drivers/scsi/qla2xxx/qla_iocb.c
+++ b/drivers/scsi/qla2xxx/qla_iocb.c
@@ -473,7 +473,6 @@ qla2x00_start_iocbs(struct scsi_qla_host *vha, struct req_que *req)
{
struct qla_hw_data *ha = vha->hw;
device_reg_t __iomem *reg = ISP_QUE_REG(ha, req->id);
- struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
if (IS_QLA82XX(ha)) {
qla82xx_start_iocbs(vha);
@@ -487,9 +486,9 @@ qla2x00_start_iocbs(struct scsi_qla_host *vha, struct req_que *req)
req->ring_ptr++;
/* Set chip new ring index. */
- if (ha->mqenable) {
- WRT_REG_DWORD(&reg->isp25mq.req_q_in, req->ring_index);
- RD_REG_DWORD(&ioreg->hccr);
+ if (ha->mqenable || IS_QLA83XX(ha)) {
+ WRT_REG_DWORD(req->req_q_in, req->ring_index);
+ RD_REG_DWORD_RELAXED(&reg->isp24.req_q_in);
} else if (IS_FWI2_CAPABLE(ha)) {
WRT_REG_DWORD(&reg->isp24.req_q_in, req->ring_index);
RD_REG_DWORD_RELAXED(&reg->isp24.req_q_in);
@@ -1856,7 +1855,7 @@ qla2x00_alloc_iocbs(scsi_qla_host_t *vha, srb_t *sp)
skip_cmd_array:
/* Check for room on request queue. */
if (req->cnt < req_cnt) {
- if (ha->mqenable)
+ if (ha->mqenable || IS_QLA83XX(ha))
cnt = RD_REG_DWORD(&reg->isp25mq.req_q_out);
else if (IS_QLA82XX(ha))
cnt = RD_REG_DWORD(&reg->isp82.req_q_out);