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/seeq/sgiseeq.c | 31 ++++++++++++++++++++-----------
1 files changed, 20 insertions(+), 11 deletions(-)
diff --git a/kernel/drivers/net/ethernet/seeq/sgiseeq.c b/kernel/drivers/net/ethernet/seeq/sgiseeq.c
index ad557f4..37ff25a 100644
--- a/kernel/drivers/net/ethernet/seeq/sgiseeq.c
+++ b/kernel/drivers/net/ethernet/seeq/sgiseeq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* sgiseeq.c: Seeq8003 ethernet driver for SGI machines.
*
@@ -111,14 +112,18 @@
static inline void dma_sync_desc_cpu(struct net_device *dev, void *addr)
{
- dma_cache_sync(dev->dev.parent, addr, sizeof(struct sgiseeq_rx_desc),
- DMA_FROM_DEVICE);
+ struct sgiseeq_private *sp = netdev_priv(dev);
+
+ dma_sync_single_for_cpu(dev->dev.parent, VIRT_TO_DMA(sp, addr),
+ sizeof(struct sgiseeq_rx_desc), DMA_BIDIRECTIONAL);
}
static inline void dma_sync_desc_dev(struct net_device *dev, void *addr)
{
- dma_cache_sync(dev->dev.parent, addr, sizeof(struct sgiseeq_rx_desc),
- DMA_TO_DEVICE);
+ struct sgiseeq_private *sp = netdev_priv(dev);
+
+ dma_sync_single_for_device(dev->dev.parent, VIRT_TO_DMA(sp, addr),
+ sizeof(struct sgiseeq_rx_desc), DMA_BIDIRECTIONAL);
}
static inline void hpc3_eth_reset(struct hpc3_ethregs *hregs)
@@ -402,6 +407,8 @@
rd = &sp->rx_desc[sp->rx_new];
dma_sync_desc_cpu(dev, rd);
}
+ dma_sync_desc_dev(dev, rd);
+
dma_sync_desc_cpu(dev, &sp->rx_desc[orig_end]);
sp->rx_desc[orig_end].rdma.cntinfo &= ~(HPCDMA_EOR);
dma_sync_desc_dev(dev, &sp->rx_desc[orig_end]);
@@ -442,6 +449,7 @@
dma_sync_desc_cpu(dev, td);
}
if (td->tdma.cntinfo & HPCDMA_XIU) {
+ dma_sync_desc_dev(dev, td);
hregs->tx_ndptr = VIRT_TO_DMA(sp, td);
hregs->tx_ctrl = HPC3_ETXCTRL_ACTIVE;
}
@@ -475,6 +483,7 @@
if (!(td->tdma.cntinfo & (HPCDMA_XIU)))
break;
if (!(td->tdma.cntinfo & (HPCDMA_ETXD))) {
+ dma_sync_desc_dev(dev, td);
if (!(status & HPC3_ETXCTRL_ACTIVE)) {
hregs->tx_ndptr = VIRT_TO_DMA(sp, td);
hregs->tx_ctrl = HPC3_ETXCTRL_ACTIVE;
@@ -644,7 +653,7 @@
return NETDEV_TX_OK;
}
-static void timeout(struct net_device *dev)
+static void timeout(struct net_device *dev, unsigned int txqueue)
{
printk(KERN_NOTICE "%s: transmit timed out, resetting\n", dev->name);
sgiseeq_reset(dev);
@@ -739,8 +748,8 @@
sp = netdev_priv(dev);
/* Make private data page aligned */
- sr = dma_alloc_attrs(&pdev->dev, sizeof(*sp->srings), &sp->srings_dma,
- GFP_KERNEL, DMA_ATTR_NON_CONSISTENT);
+ sr = dma_alloc_noncoherent(&pdev->dev, sizeof(*sp->srings),
+ &sp->srings_dma, DMA_BIDIRECTIONAL, GFP_KERNEL);
if (!sr) {
printk(KERN_ERR "Sgiseeq: Page alloc failed, aborting.\n");
err = -ENOMEM;
@@ -801,8 +810,8 @@
return 0;
err_out_free_attrs:
- dma_free_attrs(&pdev->dev, sizeof(*sp->srings), sp->srings,
- sp->srings_dma, DMA_ATTR_NON_CONSISTENT);
+ dma_free_noncoherent(&pdev->dev, sizeof(*sp->srings), sp->srings,
+ sp->srings_dma, DMA_BIDIRECTIONAL);
err_out_free_dev:
free_netdev(dev);
@@ -816,8 +825,8 @@
struct sgiseeq_private *sp = netdev_priv(dev);
unregister_netdev(dev);
- dma_free_attrs(&pdev->dev, sizeof(*sp->srings), sp->srings,
- sp->srings_dma, DMA_ATTR_NON_CONSISTENT);
+ dma_free_noncoherent(&pdev->dev, sizeof(*sp->srings), sp->srings,
+ sp->srings_dma, DMA_BIDIRECTIONAL);
free_netdev(dev);
return 0;
--
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