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authorSudarsana Reddy Kalluru <skalluru@marvell.com>2019-08-30 00:42:03 -0700
committerDavid S. Miller <davem@davemloft.net>2019-08-31 13:32:30 -0700
commit2d4c849530a9771ed38d4046d2b631c1a4e2f9a6 (patch)
treeba94476d276aa32eb59bf4a6ebb3142de67b2d53 /drivers/net/ethernet/qlogic/qed/qed_main.c
parentb0274eb0d76e5912398b3a23eaabc56c91d2d78f (diff)
qed: Add APIs for reading config id attributes.
The patch adds driver support for reading the config id attributes from NVM flash partition. Signed-off-by: Sudarsana Reddy Kalluru <skalluru@marvell.com> Signed-off-by: Ariel Elior <aelior@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_main.c')
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_main.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c
index 7891f8c5a1bc..c9a757177366 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_main.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_main.c
@@ -69,6 +69,8 @@
#define QED_RDMA_SRQS QED_ROCE_QPS
#define QED_NVM_CFG_SET_FLAGS 0xE
#define QED_NVM_CFG_SET_PF_FLAGS 0x1E
+#define QED_NVM_CFG_GET_FLAGS 0xA
+#define QED_NVM_CFG_GET_PF_FLAGS 0x1A
static char version[] =
"QLogic FastLinQ 4xxxx Core Module qed " DRV_MODULE_VERSION "\n";
@@ -2298,6 +2300,30 @@ static int qed_nvm_flash_cfg_write(struct qed_dev *cdev, const u8 **data)
return rc;
}
+static int qed_nvm_flash_cfg_read(struct qed_dev *cdev, u8 **data,
+ u32 cmd, u32 entity_id)
+{
+ struct qed_hwfn *hwfn = QED_LEADING_HWFN(cdev);
+ struct qed_ptt *ptt;
+ u32 flags, len;
+ int rc = 0;
+
+ ptt = qed_ptt_acquire(hwfn);
+ if (!ptt)
+ return -EAGAIN;
+
+ DP_VERBOSE(cdev, NETIF_MSG_DRV,
+ "Read config cmd = %d entity id %d\n", cmd, entity_id);
+ flags = entity_id ? QED_NVM_CFG_GET_PF_FLAGS : QED_NVM_CFG_GET_FLAGS;
+ rc = qed_mcp_nvm_get_cfg(hwfn, ptt, cmd, entity_id, flags, *data, &len);
+ if (rc)
+ DP_ERR(cdev, "Error %d reading %d\n", rc, cmd);
+
+ qed_ptt_release(hwfn, ptt);
+
+ return rc;
+}
+
static int qed_nvm_flash(struct qed_dev *cdev, const char *name)
{
const struct firmware *image;
@@ -2610,6 +2636,7 @@ const struct qed_common_ops qed_common_ops_pass = {
.db_recovery_del = &qed_db_recovery_del,
.read_module_eeprom = &qed_read_module_eeprom,
.get_affin_hwfn_idx = &qed_get_affin_hwfn_idx,
+ .read_nvm_cfg = &qed_nvm_flash_cfg_read,
};
void qed_get_protocol_stats(struct qed_dev *cdev,