diff mbox series

[RFC,net-next,5/5] net: stmmac: Set TSN HW tunable after tsn setup

Message ID 1560893778-6838-6-git-send-email-weifeng.voon@intel.com
State RFC
Delegated to: David Miller
Headers show
Series net: stmmac: Introducing IEEE802.1Qbv feature | expand

Commit Message

Voon, Weifeng June 18, 2019, 9:36 p.m. UTC 
TSN HW tunable data for PTP Time Offset Value(PTOV),
Current Time Offset Value(CTOV) and Time Interval Shift
Amount(TILS) are added as platform data. These platform
data are set after tsn setup.

Signed-off-by: Voon Weifeng <weifeng.voon@intel.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 16 ++++++++++++++++
 include/linux/stmmac.h                            |  3 +++
 2 files changed, 19 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index a443c42fa58b..d3ce86abdc69 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -2533,6 +2533,22 @@  static int stmmac_hw_setup(struct net_device *dev, bool init_ptp)
 	/* Setup for TSN capability */
 	dwmac_tsn_setup(priv->ioaddr);
 
+	/* Set TSN HW tunable */
+	if (priv->plat->ptov)
+		stmmac_set_tsn_hwtunable(priv, priv->ioaddr,
+					 TSN_HWTUNA_TX_EST_PTOV,
+					 &priv->plat->ptov);
+
+	if (priv->plat->ctov)
+		stmmac_set_tsn_hwtunable(priv, priv->ioaddr,
+					 TSN_HWTUNA_TX_EST_CTOV,
+					 &priv->plat->ctov);
+
+	if (priv->plat->tils)
+		stmmac_set_tsn_hwtunable(priv, priv->ioaddr,
+					 TSN_HWTUNA_TX_EST_TILS,
+					 &priv->plat->tils);
+
 	return 0;
 }
 
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index d4a90f48e49b..792aa8b3e138 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -176,5 +176,8 @@  struct plat_stmmacenet_data {
 	int mac_port_sel_speed;
 	bool en_tx_lpi_clockgating;
 	int has_xgmac;
+	unsigned int ptov;
+	unsigned int ctov;
+	unsigned int tils;
 };
 #endif