From 9999e48639b3cecb08ffb37358bcba3b48161b29 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:17 +0000
Subject: [PATCH] add ax88772_rst
---
kernel/drivers/net/ethernet/qualcomm/emac/emac.c | 54 ++++++++++++++++++------------------------------------
1 files changed, 18 insertions(+), 36 deletions(-)
diff --git a/kernel/drivers/net/ethernet/qualcomm/emac/emac.c b/kernel/drivers/net/ethernet/qualcomm/emac/emac.c
index 76a9b37..e1aa56b 100644
--- a/kernel/drivers/net/ethernet/qualcomm/emac/emac.c
+++ b/kernel/drivers/net/ethernet/qualcomm/emac/emac.c
@@ -1,13 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
/* Qualcomm Technologies, Inc. EMAC Gigabit Ethernet Driver */
@@ -123,7 +115,8 @@
}
/* Transmit the packet */
-static int emac_start_xmit(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t emac_start_xmit(struct sk_buff *skb,
+ struct net_device *netdev)
{
struct emac_adapter *adpt = netdev_priv(netdev);
@@ -221,9 +214,9 @@
{
struct emac_adapter *adpt = netdev_priv(netdev);
- netif_info(adpt, hw, adpt->netdev,
- "changing MTU from %d to %d\n", netdev->mtu,
- new_mtu);
+ netif_dbg(adpt, hw, adpt->netdev,
+ "changing MTU from %d to %d\n", netdev->mtu,
+ new_mtu);
netdev->mtu = new_mtu;
if (netif_running(netdev))
@@ -290,27 +283,16 @@
}
/* Respond to a TX hang */
-static void emac_tx_timeout(struct net_device *netdev)
+static void emac_tx_timeout(struct net_device *netdev, unsigned int txqueue)
{
struct emac_adapter *adpt = netdev_priv(netdev);
schedule_work(&adpt->work_thread);
}
-/* IOCTL support for the interface */
-static int emac_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
-{
- if (!netif_running(netdev))
- return -EINVAL;
-
- if (!netdev->phydev)
- return -ENODEV;
-
- return phy_mii_ioctl(netdev->phydev, ifr, cmd);
-}
-
/**
* emac_update_hw_stats - read the EMAC stat registers
+ * @adpt: pointer to adapter struct
*
* Reads the stats registers and write the values to adpt->stats.
*
@@ -395,7 +377,7 @@
.ndo_start_xmit = emac_start_xmit,
.ndo_set_mac_address = eth_mac_addr,
.ndo_change_mtu = emac_change_mtu,
- .ndo_do_ioctl = emac_ioctl,
+ .ndo_do_ioctl = phy_do_ioctl_running,
.ndo_tx_timeout = emac_tx_timeout,
.ndo_get_stats64 = emac_get_stats64,
.ndo_set_features = emac_set_features,
@@ -563,7 +545,6 @@
struct emac_adapter *adpt)
{
struct net_device *netdev = adpt->netdev;
- struct resource *res;
char maddr[ETH_ALEN];
int ret = 0;
@@ -575,22 +556,17 @@
/* Core 0 interrupt */
ret = platform_get_irq(pdev, 0);
- if (ret < 0) {
- dev_err(&pdev->dev,
- "error: missing core0 irq resource (error=%i)\n", ret);
+ if (ret < 0)
return ret;
- }
adpt->irq.irq = ret;
/* base register address */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- adpt->base = devm_ioremap_resource(&pdev->dev, res);
+ adpt->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(adpt->base))
return PTR_ERR(adpt->base);
/* CSR register address */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- adpt->csr = devm_ioremap_resource(&pdev->dev, res);
+ adpt->csr = devm_platform_ioremap_resource(pdev, 1);
if (IS_ERR(adpt->csr))
return PTR_ERR(adpt->csr);
@@ -752,9 +728,15 @@
struct net_device *netdev = dev_get_drvdata(&pdev->dev);
struct emac_adapter *adpt = netdev_priv(netdev);
+ netif_carrier_off(netdev);
+ netif_tx_disable(netdev);
+
unregister_netdev(netdev);
netif_napi_del(&adpt->rx_q.napi);
+ free_irq(adpt->irq.irq, &adpt->irq);
+ cancel_work_sync(&adpt->work_thread);
+
emac_clks_teardown(adpt);
put_device(&adpt->phydev->mdio.dev);
--
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