[SCSI] lpfc 8.3.34: Add SLI-4 V1 Capacity and Resource Descriptor support
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index cb2749a..d81fec8 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -6299,8 +6299,9 @@
uint32_t shdr_status, shdr_add_status;
struct lpfc_mbx_get_func_cfg *get_func_cfg;
struct lpfc_rsrc_desc_fcfcoe *desc;
+ char *pdesc_0;
uint32_t desc_count;
- int length, i, rc = 0;
+ int length, i, rc = 0, rc2;
pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmb) {
@@ -6412,18 +6413,17 @@
LPFC_MBOX_OPCODE_GET_FUNCTION_CONFIG,
length, LPFC_SLI4_MBX_EMBED);
- rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
+ rc2 = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
shdr = (union lpfc_sli4_cfg_shdr *)
&pmb->u.mqe.un.sli4_config.header.cfg_shdr;
shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response);
shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response);
- if (rc || shdr_status || shdr_add_status) {
+ if (rc2 || shdr_status || shdr_add_status) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"3026 Mailbox failed , mbxCmd x%x "
"GET_FUNCTION_CONFIG, mbxStatus x%x\n",
bf_get(lpfc_mqe_command, &pmb->u.mqe),
bf_get(lpfc_mqe_status, &pmb->u.mqe));
- rc = -EIO;
goto read_cfg_out;
}
@@ -6431,11 +6431,18 @@
get_func_cfg = &pmb->u.mqe.un.get_func_cfg;
desc_count = get_func_cfg->func_cfg.rsrc_desc_count;
+ pdesc_0 = (char *)&get_func_cfg->func_cfg.desc[0];
+ desc = (struct lpfc_rsrc_desc_fcfcoe *)pdesc_0;
+ length = bf_get(lpfc_rsrc_desc_fcfcoe_length, desc);
+ if (length == LPFC_RSRC_DESC_TYPE_FCFCOE_V0_RSVD)
+ length = LPFC_RSRC_DESC_TYPE_FCFCOE_V0_LENGTH;
+ else if (length != LPFC_RSRC_DESC_TYPE_FCFCOE_V1_LENGTH)
+ goto read_cfg_out;
+
for (i = 0; i < LPFC_RSRC_DESC_MAX_NUM; i++) {
- desc = (struct lpfc_rsrc_desc_fcfcoe *)
- &get_func_cfg->func_cfg.desc[i];
+ desc = (struct lpfc_rsrc_desc_fcfcoe *)(pdesc_0 + length * i);
if (LPFC_RSRC_DESC_TYPE_FCFCOE ==
- bf_get(lpfc_rsrc_desc_pcie_type, desc)) {
+ bf_get(lpfc_rsrc_desc_fcfcoe_type, desc)) {
phba->sli4_hba.iov.pf_number =
bf_get(lpfc_rsrc_desc_fcfcoe_pfnum, desc);
phba->sli4_hba.iov.vf_number =
@@ -6449,13 +6456,11 @@
"3027 GET_FUNCTION_CONFIG: pf_number:%d, "
"vf_number:%d\n", phba->sli4_hba.iov.pf_number,
phba->sli4_hba.iov.vf_number);
- else {
+ else
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"3028 GET_FUNCTION_CONFIG: failed to find "
"Resrouce Descriptor:x%x\n",
LPFC_RSRC_DESC_TYPE_FCFCOE);
- rc = -EIO;
- }
read_cfg_out:
mempool_free(pmb, phba->mbox_mem_pool);