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authorJayamohan Kallickal <jayamohank@gmail.com>2013-09-28 15:35:46 -0700
committerJames Bottomley <JBottomley@Parallels.com>2013-10-25 09:58:06 +0100
commita129d92fc3e202d8135112a7ac7ad48849ab6812 (patch)
tree7c4a2b6ea396018808c622d35bea0a69a032f4fd /drivers/scsi/be2iscsi
parent8a86e8336f37fde1d62bd731e82ca5b22a678926 (diff)
downloadlinux-a129d92fc3e202d8135112a7ac7ad48849ab6812.tar.bz2
[SCSI] be2iscsi: Fix Template HDR support for Dual Chute mode
Template HDR is created for each chute which has iSCSI Protocol loaded. For BE-X family iSCSI protocol is loaded only on single chute. Signed-off-by: John Soni Jose <sony.john-n@emulex.com> Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/be2iscsi')
-rw-r--r--drivers/scsi/be2iscsi/be_main.c43
-rw-r--r--drivers/scsi/be2iscsi/be_main.h13
2 files changed, 33 insertions, 23 deletions
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index 779be2b3ede8..942a8969ce0d 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -2539,8 +2539,6 @@ static void beiscsi_find_mem_req(struct beiscsi_hba *phba)
phba->params.icds_per_ctrl;
phba->mem_req[HWI_MEM_SGE] = sizeof(struct iscsi_sge) *
phba->params.num_sge_per_io * phba->params.icds_per_ctrl;
- phba->mem_req[HWI_MEM_TEMPLATE_HDR] = phba->params.cxns_per_ctrl *
- BEISCSI_TEMPLATE_HDR_PER_CXN_SIZE;
for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
@@ -2564,6 +2562,12 @@ static void beiscsi_find_mem_req(struct beiscsi_hba *phba)
phba, ulp_num) *
sizeof(struct phys_addr));
+ mem_descr_index = (HWI_MEM_TEMPLATE_HDR_ULP0 +
+ (ulp_num * MEM_DESCR_OFFSET));
+ phba->mem_req[mem_descr_index] =
+ BEISCSI_GET_CID_COUNT(phba, ulp_num) *
+ BEISCSI_TEMPLATE_HDR_PER_CXN_SIZE;
+
mem_descr_index = (HWI_MEM_ASYNC_HEADER_BUF_ULP0 +
(ulp_num * MEM_DESCR_OFFSET));
phba->mem_req[mem_descr_index] =
@@ -3405,26 +3409,31 @@ beiscsi_post_template_hdr(struct beiscsi_hba *phba)
struct be_mem_descriptor *mem_descr;
struct mem_array *pm_arr;
struct be_dma_mem sgl;
- int status, i;
+ int status, ulp_num;
- mem_descr = phba->init_mem;
- mem_descr += HWI_MEM_TEMPLATE_HDR;
- pm_arr = mem_descr->mem_array;
+ for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
+ if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
+ mem_descr = (struct be_mem_descriptor *)phba->init_mem;
+ mem_descr += HWI_MEM_TEMPLATE_HDR_ULP0 +
+ (ulp_num * MEM_DESCR_OFFSET);
+ pm_arr = mem_descr->mem_array;
- for (i = 0; i < mem_descr->num_elements; i++) {
- hwi_build_be_sgl_arr(phba, pm_arr, &sgl);
- status = be_cmd_iscsi_post_template_hdr(&phba->ctrl, &sgl);
+ hwi_build_be_sgl_arr(phba, pm_arr, &sgl);
+ status = be_cmd_iscsi_post_template_hdr(
+ &phba->ctrl, &sgl);
- if (status != 0) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : Post Template HDR Failed\n");
- return status;
+ if (status != 0) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BM_%d : Post Template HDR Failed for"
+ "ULP_%d\n", ulp_num);
+ return status;
+ }
+
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
+ "BM_%d : Template HDR Pages Posted for"
+ "ULP_%d\n", ulp_num);
}
}
-
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
- "BM_%d : Template HDR Pages Posted\n");
-
return 0;
}
diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h
index d0bbf373cb2e..bb96ba4f6468 100644
--- a/drivers/scsi/be2iscsi/be_main.h
+++ b/drivers/scsi/be2iscsi/be_main.h
@@ -161,7 +161,7 @@
#define BEISCSI_MSI_NAME 20 /* size of msi_name string */
-#define MEM_DESCR_OFFSET 7
+#define MEM_DESCR_OFFSET 8
#define BEISCSI_DEFQ_HDR 1
#define BEISCSI_DEFQ_DATA 0
enum be_mem_enum {
@@ -170,20 +170,21 @@ enum be_mem_enum {
HWI_MEM_WRBH,
HWI_MEM_SGLH,
HWI_MEM_SGE,
- HWI_MEM_TEMPLATE_HDR,
- HWI_MEM_ASYNC_HEADER_BUF_ULP0,
+ HWI_MEM_TEMPLATE_HDR_ULP0,
+ HWI_MEM_ASYNC_HEADER_BUF_ULP0, /* 6 */
HWI_MEM_ASYNC_DATA_BUF_ULP0,
HWI_MEM_ASYNC_HEADER_RING_ULP0,
HWI_MEM_ASYNC_DATA_RING_ULP0,
HWI_MEM_ASYNC_HEADER_HANDLE_ULP0,
- HWI_MEM_ASYNC_DATA_HANDLE_ULP0,
+ HWI_MEM_ASYNC_DATA_HANDLE_ULP0, /* 11 */
HWI_MEM_ASYNC_PDU_CONTEXT_ULP0,
- HWI_MEM_ASYNC_HEADER_BUF_ULP1,
+ HWI_MEM_TEMPLATE_HDR_ULP1,
+ HWI_MEM_ASYNC_HEADER_BUF_ULP1, /* 14 */
HWI_MEM_ASYNC_DATA_BUF_ULP1,
HWI_MEM_ASYNC_HEADER_RING_ULP1,
HWI_MEM_ASYNC_DATA_RING_ULP1,
HWI_MEM_ASYNC_HEADER_HANDLE_ULP1,
- HWI_MEM_ASYNC_DATA_HANDLE_ULP1,
+ HWI_MEM_ASYNC_DATA_HANDLE_ULP1, /* 19 */
HWI_MEM_ASYNC_PDU_CONTEXT_ULP1,
ISCSI_MEM_GLOBAL_HEADER,
SE_MEM_MAX