[dpdk-dev] [PATCH 05/28] common/cnxk: add support for changing ptp mode

Tomasz Duszynski tduszynski at marvell.com
Mon May 31 23:41:19 CEST 2021


Add support for enabling or disablig ptp mode.

Signed-off-by: Tomasz Duszynski <tduszynski at marvell.com>
Signed-off-by: Jakub Palider <jpalider at marvell.com>
---
 drivers/common/cnxk/roc_bphy_cgx.c      | 33 +++++++++++++++++++++++++
 drivers/common/cnxk/roc_bphy_cgx.h      |  5 ++++
 drivers/common/cnxk/roc_bphy_cgx_priv.h |  1 +
 drivers/common/cnxk/version.map         |  2 ++
 4 files changed, 41 insertions(+)

diff --git a/drivers/common/cnxk/roc_bphy_cgx.c b/drivers/common/cnxk/roc_bphy_cgx.c
index 45088d5d4..dbdaddcd0 100644
--- a/drivers/common/cnxk/roc_bphy_cgx.c
+++ b/drivers/common/cnxk/roc_bphy_cgx.c
@@ -231,6 +231,27 @@ roc_bphy_cgx_intlbk_ena_dis(struct roc_bphy_cgx *roc_cgx, unsigned int lmac,
 	return roc_bphy_cgx_intf_req(roc_cgx, lmac, scr1, &scr0);
 }
 
+static int
+roc_bphy_cgx_ptp_rx_ena_dis(struct roc_bphy_cgx *roc_cgx, unsigned int lmac,
+			    bool enable)
+{
+	uint64_t scr1, scr0;
+
+	if (roc_model_is_cn10k())
+		return -ENOTSUP;
+
+	if (!roc_cgx)
+		return -EINVAL;
+
+	if (!roc_bphy_cgx_lmac_exists(roc_cgx, lmac))
+		return -EINVAL;
+
+	scr1 = FIELD_PREP(SCR1_ETH_CMD_ID, ETH_CMD_SET_PTP_MODE) |
+	       FIELD_PREP(SCR1_ETH_CTL_ARGS_ENABLE, enable);
+
+	return roc_bphy_cgx_intf_req(roc_cgx, lmac, scr1, &scr0);
+}
+
 int
 roc_bphy_cgx_get_linkinfo(struct roc_bphy_cgx *roc_cgx, unsigned int lmac,
 			  struct roc_bphy_cgx_link_info *info)
@@ -273,3 +294,15 @@ roc_bphy_cgx_intlbk_disable(struct roc_bphy_cgx *roc_cgx, unsigned int lmac)
 {
 	return roc_bphy_cgx_intlbk_ena_dis(roc_cgx, lmac, false);
 }
+
+int
+roc_bphy_cgx_ptp_rx_enable(struct roc_bphy_cgx *roc_cgx, unsigned int lmac)
+{
+	return roc_bphy_cgx_ptp_rx_ena_dis(roc_cgx, lmac, true);
+}
+
+int
+roc_bphy_cgx_ptp_rx_disable(struct roc_bphy_cgx *roc_cgx, unsigned int lmac)
+{
+	return roc_bphy_cgx_ptp_rx_ena_dis(roc_cgx, lmac, false);
+}
diff --git a/drivers/common/cnxk/roc_bphy_cgx.h b/drivers/common/cnxk/roc_bphy_cgx.h
index 3bb9d49ed..a5e18565d 100644
--- a/drivers/common/cnxk/roc_bphy_cgx.h
+++ b/drivers/common/cnxk/roc_bphy_cgx.h
@@ -94,5 +94,10 @@ __roc_api int roc_bphy_cgx_intlbk_enable(struct roc_bphy_cgx *roc_cgx,
 					 unsigned int lmac);
 __roc_api int roc_bphy_cgx_intlbk_disable(struct roc_bphy_cgx *roc_cgx,
 					  unsigned int lmac);
+__roc_api int roc_bphy_cgx_ptp_rx_enable(struct roc_bphy_cgx *roc_cgx,
+					 unsigned int lmac);
+__roc_api int roc_bphy_cgx_ptp_rx_disable(struct roc_bphy_cgx *roc_cgx,
+					  unsigned int lmac);
+
 
 #endif /* _ROC_BPHY_CGX_H_ */
diff --git a/drivers/common/cnxk/roc_bphy_cgx_priv.h b/drivers/common/cnxk/roc_bphy_cgx_priv.h
index cb59cac09..4e86ae4ea 100644
--- a/drivers/common/cnxk/roc_bphy_cgx_priv.h
+++ b/drivers/common/cnxk/roc_bphy_cgx_priv.h
@@ -10,6 +10,7 @@ enum eth_cmd_id {
 	ETH_CMD_GET_LINK_STS = 4,
 	ETH_CMD_INTERNAL_LBK = 7,
 	ETH_CMD_INTF_SHUTDOWN = 12,
+	ETH_CMD_SET_PTP_MODE = 34,
 };
 
 /* event types - cause of interrupt */
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index 71437a6c5..205a0602b 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -14,6 +14,8 @@ INTERNAL {
 	roc_bphy_cgx_get_linkinfo;
 	roc_bphy_cgx_intlbk_disable;
 	roc_bphy_cgx_intlbk_enable;
+	roc_bphy_cgx_ptp_rx_disable;
+	roc_bphy_cgx_ptp_rx_enable;
 	roc_clk_freq_get;
 	roc_error_msg_get;
 	roc_idev_lmt_base_addr_get;
-- 
2.25.1



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