Add SLI-4 V1 Capacity and Resource Descriptor support
Signed-off-by: James Smart <james.smart@xxxxxxxxxx>
---
lpfc_hw4.h | 17 ++++++++++++++++-
lpfc_init.c | 25 +++++++++++++++----------
2 files changed, 31 insertions(+), 11 deletions(-)
diff -upNr a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
--- a/drivers/scsi/lpfc/lpfc_hw4.h 2012-08-11 12:18:40.442937168 -0400
+++ b/drivers/scsi/lpfc/lpfc_hw4.h 2012-08-11 12:24:51.631924276 -0400
@@ -2573,7 +2573,7 @@ struct lpfc_mbx_get_sli4_parameters {
};
struct lpfc_rscr_desc_generic {
-#define LPFC_RSRC_DESC_WSIZE 18
+#define LPFC_RSRC_DESC_WSIZE 22
uint32_t desc[LPFC_RSRC_DESC_WSIZE];
};
@@ -2583,6 +2583,9 @@ struct lpfc_rsrc_desc_pcie {
#define lpfc_rsrc_desc_pcie_type_MASK 0x000000ff
#define lpfc_rsrc_desc_pcie_type_WORD word0
#define LPFC_RSRC_DESC_TYPE_PCIE 0x40
+#define lpfc_rsrc_desc_pcie_length_SHIFT 8
+#define lpfc_rsrc_desc_pcie_length_MASK 0x000000ff
+#define lpfc_rsrc_desc_pcie_length_WORD word0
uint32_t word1;
#define lpfc_rsrc_desc_pcie_pfnum_SHIFT 0
#define lpfc_rsrc_desc_pcie_pfnum_MASK 0x000000ff
@@ -2610,6 +2613,12 @@ struct lpfc_rsrc_desc_fcfcoe {
#define lpfc_rsrc_desc_fcfcoe_type_MASK 0x000000ff
#define lpfc_rsrc_desc_fcfcoe_type_WORD word0
#define LPFC_RSRC_DESC_TYPE_FCFCOE 0x43
+#define lpfc_rsrc_desc_fcfcoe_length_SHIFT 8
+#define lpfc_rsrc_desc_fcfcoe_length_MASK 0x000000ff
+#define lpfc_rsrc_desc_fcfcoe_length_WORD word0
+#define LPFC_RSRC_DESC_TYPE_FCFCOE_V0_RSVD 0
+#define LPFC_RSRC_DESC_TYPE_FCFCOE_V0_LENGTH 72
+#define LPFC_RSRC_DESC_TYPE_FCFCOE_V1_LENGTH 88
uint32_t word1;
#define lpfc_rsrc_desc_fcfcoe_vfnum_SHIFT 0
#define lpfc_rsrc_desc_fcfcoe_vfnum_MASK 0x000000ff
@@ -2668,6 +2677,12 @@ struct lpfc_rsrc_desc_fcfcoe {
#define lpfc_rsrc_desc_fcfcoe_eq_cnt_SHIFT 16
#define lpfc_rsrc_desc_fcfcoe_eq_cnt_MASK 0x0000ffff
#define lpfc_rsrc_desc_fcfcoe_eq_cnt_WORD word13
+/* extended FC/FCoE Resource Descriptor when length = 88 bytes */
+ uint32_t bw_min;
+ uint32_t bw_max;
+ uint32_t iops_min;
+ uint32_t iops_max;
+ uint32_t reserved[4];
};
struct lpfc_func_cfg {
diff -upNr a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
--- a/drivers/scsi/lpfc/lpfc_init.c 2012-08-11 12:18:40.383937171 -0400
+++ b/drivers/scsi/lpfc/lpfc_init.c 2012-08-11 12:24:51.636924276 -0400
@@ -6299,8 +6299,9 @@ lpfc_sli4_read_config(struct lpfc_hba *p
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_sli4_read_config(struct lpfc_hba *p
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 @@ lpfc_sli4_read_config(struct lpfc_hba *p
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 @@ lpfc_sli4_read_config(struct lpfc_hba *p
"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);
--
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