[dpdk-dev] [PATCH 3/4] raw/cnxk_bphy: support reading FEC

[Tomasz Duszynski <tduszynski@marvell.com>]

Allow one to retrieve supported FEC setting for specific LMAC.

Signed-off-by: Tomasz Duszynski <tduszynski@marvell.com>
---
 drivers/raw/cnxk_bphy/cnxk_bphy_cgx.c      |  9 +++++++++
 drivers/raw/cnxk_bphy/cnxk_bphy_cgx_test.c | 23 ++++++++++++++++++++++
 drivers/raw/cnxk_bphy/rte_pmd_bphy.h       |  1 +
 3 files changed, 33 insertions(+)

diff --git a/drivers/raw/cnxk_bphy/cnxk_bphy_cgx.c b/drivers/raw/cnxk_bphy/cnxk_bphy_cgx.c
index 3da2244146..693a9cd2d5 100644
--- a/drivers/raw/cnxk_bphy/cnxk_bphy_cgx.c
+++ b/drivers/raw/cnxk_bphy/cnxk_bphy_cgx.c
@@ -62,6 +62,7 @@ cnxk_bphy_cgx_process_buf(struct cnxk_bphy_cgx *cgx, unsigned int queue,
 	struct cnxk_bphy_cgx_msg_link_info *link_info;
 	struct roc_bphy_cgx_link_info rlink_info;
 	struct roc_bphy_cgx_link_mode rlink_mode;
+	enum roc_bphy_cgx_eth_link_fec *fec;
 	unsigned int lmac = qp->lmac;
 	void *rsp = NULL;
 	int ret;
@@ -122,6 +123,14 @@ cnxk_bphy_cgx_process_buf(struct cnxk_bphy_cgx *cgx, unsigned int queue,
 	case CNXK_BPHY_CGX_MSG_TYPE_STOP_RXTX:
 		ret = roc_bphy_cgx_stop_rxtx(cgx->rcgx, lmac);
 		break;
+	case CNXK_BPHY_CGX_MSG_TYPE_GET_SUPPORTED_FEC:
+		fec = rte_zmalloc(NULL, sizeof(*fec), 0);
+		if (!fec)
+			return -ENOMEM;
+
+		ret = roc_bphy_cgx_fec_supported_get(cgx->rcgx, lmac, fec);
+		rsp = fec;
+		break;
 	default:
 		return -EINVAL;
 	}
diff --git a/drivers/raw/cnxk_bphy/cnxk_bphy_cgx_test.c b/drivers/raw/cnxk_bphy/cnxk_bphy_cgx_test.c
index cb4dd4b221..cd3e6b2e97 100644
--- a/drivers/raw/cnxk_bphy/cnxk_bphy_cgx_test.c
+++ b/drivers/raw/cnxk_bphy/cnxk_bphy_cgx_test.c
@@ -87,6 +87,22 @@ cnxk_bphy_cgx_link_cond(uint16_t dev_id, unsigned int queue, int cond)
 	return -ETIMEDOUT;
 }
 
+static int
+cnxk_bphy_cgx_get_supported_fec(uint16_t dev_id, unsigned int queue,
+				enum cnxk_bphy_cgx_eth_link_fec *fec)
+{
+	struct cnxk_bphy_cgx_msg msg = {
+		.type = CNXK_BPHY_CGX_MSG_TYPE_GET_SUPPORTED_FEC,
+	};
+	int ret;
+
+	ret = cnxk_bphy_cgx_enq_msg(dev_id, queue, &msg);
+	if (ret)
+		return ret;
+
+	return cnxk_bphy_cgx_deq_msg(dev_id, queue, (void **)&fec);
+}
+
 int
 cnxk_bphy_cgx_dev_selftest(uint16_t dev_id)
 {
@@ -103,6 +119,7 @@ cnxk_bphy_cgx_dev_selftest(uint16_t dev_id)
 
 	for (i = 0; i < queues; i++) {
 		struct cnxk_bphy_cgx_msg_set_link_state link_state;
+		enum cnxk_bphy_cgx_eth_link_fec fec;
 		struct cnxk_bphy_cgx_msg msg;
 		unsigned int descs;
 
@@ -198,6 +215,12 @@ cnxk_bphy_cgx_dev_selftest(uint16_t dev_id)
 			break;
 		}
 		ret = 0;
+
+		ret = cnxk_bphy_cgx_get_supported_fec(dev_id, i, &fec);
+		if (ret) {
+			RTE_LOG(ERR, PMD, "Failed to get supported FEC\n");
+			break;
+		}
 	}
 
 	rte_rawdev_stop(dev_id);
diff --git a/drivers/raw/cnxk_bphy/rte_pmd_bphy.h b/drivers/raw/cnxk_bphy/rte_pmd_bphy.h
index f3387f38e3..0737964149 100644
--- a/drivers/raw/cnxk_bphy/rte_pmd_bphy.h
+++ b/drivers/raw/cnxk_bphy/rte_pmd_bphy.h
@@ -17,6 +17,7 @@ enum cnxk_bphy_cgx_msg_type {
 	CNXK_BPHY_CGX_MSG_TYPE_SET_LINK_STATE,
 	CNXK_BPHY_CGX_MSG_TYPE_START_RXTX,
 	CNXK_BPHY_CGX_MSG_TYPE_STOP_RXTX,
+	CNXK_BPHY_CGX_MSG_TYPE_GET_SUPPORTED_FEC,
 };
 
 enum cnxk_bphy_cgx_eth_link_speed {
-- 
2.25.1