From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/drivers/net/wan/wanxl.c | 72 +++++++++++++++++-------------------
1 files changed, 34 insertions(+), 38 deletions(-)
diff --git a/kernel/drivers/net/wan/wanxl.c b/kernel/drivers/net/wan/wanxl.c
index d573a57..a831333 100644
--- a/kernel/drivers/net/wan/wanxl.c
+++ b/kernel/drivers/net/wan/wanxl.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* wanXL serial card driver for Linux
* host part
*
* Copyright (C) 2003 Krzysztof Halasa <khc@pm.waw.pl>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License
- * as published by the Free Software Foundation.
*
* Status:
* - Only DTE (external clock) support with NRZ and NRZI encodings
@@ -81,7 +78,7 @@
struct sk_buff *rx_skbs[RX_QUEUE_LENGTH];
struct card_status *status; /* shared between host and card */
dma_addr_t status_address;
- struct port ports[0]; /* 1 - 4 port structures follow */
+ struct port ports[]; /* 1 - 4 port structures follow */
};
@@ -102,7 +99,7 @@
static inline dma_addr_t pci_map_single_debug(struct pci_dev *pdev, void *ptr,
size_t size, int direction)
{
- dma_addr_t addr = pci_map_single(pdev, ptr, size, direction);
+ dma_addr_t addr = dma_map_single(&pdev->dev, ptr, size, direction);
if (addr + size > 0x100000000LL)
pr_crit("%s: pci_map_single() returned memory at 0x%llx!\n",
pci_name(pdev), (unsigned long long)addr);
@@ -183,9 +180,9 @@
dev->stats.tx_bytes += skb->len;
}
desc->stat = PACKET_EMPTY; /* Free descriptor */
- pci_unmap_single(port->card->pdev, desc->address, skb->len,
- PCI_DMA_TODEVICE);
- dev_kfree_skb_irq(skb);
+ dma_unmap_single(&port->card->pdev->dev, desc->address,
+ skb->len, DMA_TO_DEVICE);
+ dev_consume_skb_irq(skb);
port->tx_in = (port->tx_in + 1) % TX_BUFFERS;
}
}
@@ -210,9 +207,9 @@
if (!skb)
dev->stats.rx_dropped++;
else {
- pci_unmap_single(card->pdev, desc->address,
- BUFFER_LENGTH,
- PCI_DMA_FROMDEVICE);
+ dma_unmap_single(&card->pdev->dev,
+ desc->address, BUFFER_LENGTH,
+ DMA_FROM_DEVICE);
skb_put(skb, desc->length);
#ifdef DEBUG_PKT
@@ -230,9 +227,10 @@
if (!skb) {
skb = dev_alloc_skb(BUFFER_LENGTH);
desc->address = skb ?
- pci_map_single(card->pdev, skb->data,
+ dma_map_single(&card->pdev->dev,
+ skb->data,
BUFFER_LENGTH,
- PCI_DMA_FROMDEVICE) : 0;
+ DMA_FROM_DEVICE) : 0;
card->rx_skbs[card->rx_in] = skb;
}
}
@@ -294,8 +292,8 @@
#endif
port->tx_skbs[port->tx_out] = skb;
- desc->address = pci_map_single(port->card->pdev, skb->data, skb->len,
- PCI_DMA_TODEVICE);
+ desc->address = dma_map_single(&port->card->pdev->dev, skb->data,
+ skb->len, DMA_TO_DEVICE);
desc->length = skb->len;
desc->stat = PACKET_FULL;
writel(1 << (DOORBELL_TO_CARD_TX_0 + port->node),
@@ -454,9 +452,9 @@
if (desc->stat != PACKET_EMPTY) {
desc->stat = PACKET_EMPTY;
- pci_unmap_single(port->card->pdev, desc->address,
- port->tx_skbs[i]->len,
- PCI_DMA_TODEVICE);
+ dma_unmap_single(&port->card->pdev->dev,
+ desc->address, port->tx_skbs[i]->len,
+ DMA_TO_DEVICE);
dev_kfree_skb(port->tx_skbs[i]);
}
}
@@ -527,9 +525,9 @@
for (i = 0; i < RX_QUEUE_LENGTH; i++)
if (card->rx_skbs[i]) {
- pci_unmap_single(card->pdev,
+ dma_unmap_single(&card->pdev->dev,
card->status->rx_descs[i].address,
- BUFFER_LENGTH, PCI_DMA_FROMDEVICE);
+ BUFFER_LENGTH, DMA_FROM_DEVICE);
dev_kfree_skb(card->rx_skbs[i]);
}
@@ -537,8 +535,8 @@
iounmap(card->plx);
if (card->status)
- pci_free_consistent(pdev, sizeof(struct card_status),
- card->status, card->status_address);
+ dma_free_coherent(&pdev->dev, sizeof(struct card_status),
+ card->status, card->status_address);
pci_release_regions(pdev);
pci_disable_device(pdev);
@@ -565,7 +563,7 @@
u32 plx_phy; /* PLX PCI base address */
u32 mem_phy; /* memory PCI base addr */
u8 __iomem *mem; /* memory virtual base addr */
- int i, ports, alloc_size;
+ int i, ports;
#ifndef MODULE
pr_info_once("%s\n", version);
@@ -582,8 +580,8 @@
We set both dma_mask and consistent_dma_mask to 28 bits
and pray pci_alloc_consistent() will use this info. It should
work on most platforms */
- if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(28)) ||
- pci_set_dma_mask(pdev, DMA_BIT_MASK(28))) {
+ if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(28)) ||
+ dma_set_mask(&pdev->dev, DMA_BIT_MASK(28))) {
pr_err("No usable DMA configuration\n");
pci_disable_device(pdev);
return -EIO;
@@ -601,8 +599,7 @@
default: ports = 4;
}
- alloc_size = sizeof(struct card) + ports * sizeof(struct port);
- card = kzalloc(alloc_size, GFP_KERNEL);
+ card = kzalloc(struct_size(card, ports, ports), GFP_KERNEL);
if (card == NULL) {
pci_release_regions(pdev);
pci_disable_device(pdev);
@@ -612,9 +609,9 @@
pci_set_drvdata(pdev, card);
card->pdev = pdev;
- card->status = pci_alloc_consistent(pdev,
- sizeof(struct card_status),
- &card->status_address);
+ card->status = dma_alloc_coherent(&pdev->dev,
+ sizeof(struct card_status),
+ &card->status_address, GFP_KERNEL);
if (card->status == NULL) {
wanxl_pci_remove_one(pdev);
return -ENOBUFS;
@@ -629,8 +626,8 @@
/* FIXME when PCI/DMA subsystems are fixed.
We set both dma_mask and consistent_dma_mask back to 32 bits
to indicate the card can do 32-bit DMA addressing */
- if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)) ||
- pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
+ if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)) ||
+ dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) {
pr_err("No usable DMA configuration\n");
wanxl_pci_remove_one(pdev);
return -EIO;
@@ -639,7 +636,7 @@
/* set up PLX mapping */
plx_phy = pci_resource_start(pdev, 0);
- card->plx = ioremap_nocache(plx_phy, 0x70);
+ card->plx = ioremap(plx_phy, 0x70);
if (!card->plx) {
pr_err("ioremap() failed\n");
wanxl_pci_remove_one(pdev);
@@ -703,12 +700,11 @@
card->rx_skbs[i] = skb;
if (skb)
card->status->rx_descs[i].address =
- pci_map_single(card->pdev, skb->data,
- BUFFER_LENGTH,
- PCI_DMA_FROMDEVICE);
+ dma_map_single(&card->pdev->dev, skb->data,
+ BUFFER_LENGTH, DMA_FROM_DEVICE);
}
- mem = ioremap_nocache(mem_phy, PDM_OFFSET + sizeof(firmware));
+ mem = ioremap(mem_phy, PDM_OFFSET + sizeof(firmware));
if (!mem) {
pr_err("ioremap() failed\n");
wanxl_pci_remove_one(pdev);
--
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