openwrt/target/linux/layerscape/patches-5.4/701-net-0248-net-mscc-ocelot-separate-the-common-implementation-o.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2020-05-07 12:53:06 +02:00

87 lines
2.6 KiB
Diff

From ac918399cae8b62f58f50b40bf8037d0fa9353eb Mon Sep 17 00:00:00 2001
From: Vladimir Oltean <vladimir.oltean@nxp.com>
Date: Sat, 9 Nov 2019 15:02:57 +0200
Subject: [PATCH] net: mscc: ocelot: separate the common implementation of
ndo_open and ndo_stop
Allow these functions to be called from the .port_enable and
.port_disable callbacks of DSA.
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/mscc/ocelot.c | 36 ++++++++++++++++++++++++++----------
1 file changed, 26 insertions(+), 10 deletions(-)
--- a/drivers/net/ethernet/mscc/ocelot.c
+++ b/drivers/net/ethernet/mscc/ocelot.c
@@ -536,13 +536,9 @@ static void ocelot_port_adjust_link(stru
ocelot_write(ocelot, ocelot_wm_enc(atop_wm), SYS_ATOP_TOT_CFG);
}
-static int ocelot_port_open(struct net_device *dev)
+static void ocelot_port_enable(struct ocelot *ocelot, int port,
+ struct phy_device *phy)
{
- struct ocelot_port_private *priv = netdev_priv(dev);
- struct ocelot *ocelot = priv->port.ocelot;
- int port = priv->chip_port;
- int err;
-
/* Enable receiving frames on the port, and activate auto-learning of
* MAC addresses.
*/
@@ -550,6 +546,14 @@ static int ocelot_port_open(struct net_d
ANA_PORT_PORT_CFG_RECV_ENA |
ANA_PORT_PORT_CFG_PORTID_VAL(port),
ANA_PORT_PORT_CFG, port);
+}
+
+static int ocelot_port_open(struct net_device *dev)
+{
+ struct ocelot_port_private *priv = netdev_priv(dev);
+ struct ocelot *ocelot = priv->port.ocelot;
+ int port = priv->chip_port;
+ int err;
if (priv->serdes) {
err = phy_set_mode_ext(priv->serdes, PHY_MODE_ETHERNET,
@@ -571,21 +575,33 @@ static int ocelot_port_open(struct net_d
phy_attached_info(priv->phy);
phy_start(priv->phy);
+
+ ocelot_port_enable(ocelot, port, priv->phy);
+
return 0;
}
+static void ocelot_port_disable(struct ocelot *ocelot, int port)
+{
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+
+ ocelot_port_writel(ocelot_port, 0, DEV_MAC_ENA_CFG);
+ ocelot_rmw_rix(ocelot, 0, QSYS_SWITCH_PORT_MODE_PORT_ENA,
+ QSYS_SWITCH_PORT_MODE, port);
+}
+
static int ocelot_port_stop(struct net_device *dev)
{
struct ocelot_port_private *priv = netdev_priv(dev);
- struct ocelot_port *port = &priv->port;
+ struct ocelot *ocelot = priv->port.ocelot;
+ int port = priv->chip_port;
phy_disconnect(priv->phy);
dev->phydev = NULL;
- ocelot_port_writel(port, 0, DEV_MAC_ENA_CFG);
- ocelot_rmw_rix(port->ocelot, 0, QSYS_SWITCH_PORT_MODE_PORT_ENA,
- QSYS_SWITCH_PORT_MODE, priv->chip_port);
+ ocelot_port_disable(ocelot, port);
+
return 0;
}