From 072de836f53be56a70cecf70b43ae43b7ce17376 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 10:08:36 +0000
Subject: [PATCH] mk-rootfs.sh
---
kernel/drivers/tty/synclink_gt.c | 106 +++++++++++++++++++++++++++--------------------------
1 files changed, 54 insertions(+), 52 deletions(-)
diff --git a/kernel/drivers/tty/synclink_gt.c b/kernel/drivers/tty/synclink_gt.c
index afe34be..0569d59 100644
--- a/kernel/drivers/tty/synclink_gt.c
+++ b/kernel/drivers/tty/synclink_gt.c
@@ -974,8 +974,7 @@
return -ENODEV;
DBGINFO(("%s ioctl() cmd=%08X\n", info->device_name, cmd));
- if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
- (cmd != TIOCMIWAIT)) {
+ if (cmd != TIOCMIWAIT) {
if (tty_io_error(tty))
return -EIO;
}
@@ -1341,14 +1340,14 @@
#if SYNCLINK_GENERIC_HDLC
/**
- * called by generic HDLC layer when protocol selected (PPP, frame relay, etc.)
- * set encoding and frame check sequence (FCS) options
+ * hdlcdev_attach - called by generic HDLC layer when protocol selected (PPP, frame relay, etc.)
+ * @dev: pointer to network device structure
+ * @encoding: serial encoding setting
+ * @parity: FCS setting
*
- * dev pointer to network device structure
- * encoding serial encoding setting
- * parity FCS setting
+ * Set encoding and frame check sequence (FCS) options.
*
- * returns 0 if success, otherwise error code
+ * Return: 0 if success, otherwise error code
*/
static int hdlcdev_attach(struct net_device *dev, unsigned short encoding,
unsigned short parity)
@@ -1392,10 +1391,9 @@
}
/**
- * called by generic HDLC layer to send frame
- *
- * skb socket buffer containing HDLC frame
- * dev pointer to network device structure
+ * hdlcdev_xmit - called by generic HDLC layer to send a frame
+ * @skb: socket buffer containing HDLC frame
+ * @dev: pointer to network device structure
*/
static netdev_tx_t hdlcdev_xmit(struct sk_buff *skb,
struct net_device *dev)
@@ -1429,12 +1427,12 @@
}
/**
- * called by network layer when interface enabled
- * claim resources and initialize hardware
+ * hdlcdev_open - called by network layer when interface enabled
+ * @dev: pointer to network device structure
*
- * dev pointer to network device structure
+ * Claim resources and initialize hardware.
*
- * returns 0 if success, otherwise error code
+ * Return: 0 if success, otherwise error code
*/
static int hdlcdev_open(struct net_device *dev)
{
@@ -1490,12 +1488,12 @@
}
/**
- * called by network layer when interface is disabled
- * shutdown hardware and release resources
+ * hdlcdev_close - called by network layer when interface is disabled
+ * @dev: pointer to network device structure
*
- * dev pointer to network device structure
+ * Shutdown hardware and release resources.
*
- * returns 0 if success, otherwise error code
+ * Return: 0 if success, otherwise error code
*/
static int hdlcdev_close(struct net_device *dev)
{
@@ -1520,13 +1518,12 @@
}
/**
- * called by network layer to process IOCTL call to network device
+ * hdlcdev_ioctl - called by network layer to process IOCTL call to network device
+ * @dev: pointer to network device structure
+ * @ifr: pointer to network interface request structure
+ * @cmd: IOCTL command code
*
- * dev pointer to network device structure
- * ifr pointer to network interface request structure
- * cmd IOCTL command code
- *
- * returns 0 if success, otherwise error code
+ * Return: 0 if success, otherwise error code
*/
static int hdlcdev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
@@ -1624,11 +1621,10 @@
}
/**
- * called by network layer when transmit timeout is detected
- *
- * dev pointer to network device structure
+ * hdlcdev_tx_timeout - called by network layer when transmit timeout is detected
+ * @dev: pointer to network device structure
*/
-static void hdlcdev_tx_timeout(struct net_device *dev)
+static void hdlcdev_tx_timeout(struct net_device *dev, unsigned int txqueue)
{
struct slgt_info *info = dev_to_port(dev);
unsigned long flags;
@@ -1646,10 +1642,10 @@
}
/**
- * called by device driver when transmit completes
- * reenable network layer transmit if stopped
+ * hdlcdev_tx_done - called by device driver when transmit completes
+ * @info: pointer to device instance information
*
- * info pointer to device instance information
+ * Reenable network layer transmit if stopped.
*/
static void hdlcdev_tx_done(struct slgt_info *info)
{
@@ -1658,12 +1654,12 @@
}
/**
- * called by device driver when frame received
- * pass frame to network layer
+ * hdlcdev_rx - called by device driver when frame received
+ * @info: pointer to device instance information
+ * @buf: pointer to buffer contianing frame data
+ * @size: count of data bytes in buf
*
- * info pointer to device instance information
- * buf pointer to buffer contianing frame data
- * size count of data bytes in buf
+ * Pass frame to network layer.
*/
static void hdlcdev_rx(struct slgt_info *info, char *buf, int size)
{
@@ -1697,12 +1693,12 @@
};
/**
- * called by device driver when adding device instance
- * do generic HDLC initialization
+ * hdlcdev_init - called by device driver when adding device instance
+ * @info: pointer to device instance information
*
- * info pointer to device instance information
+ * Do generic HDLC initialization.
*
- * returns 0 if success, otherwise error code
+ * Return: 0 if success, otherwise error code
*/
static int hdlcdev_init(struct slgt_info *info)
{
@@ -1746,13 +1742,15 @@
}
/**
- * called by device driver when removing device instance
- * do generic HDLC cleanup
+ * hdlcdev_exit - called by device driver when removing device instance
+ * @info: pointer to device instance information
*
- * info pointer to device instance information
+ * Do generic HDLC cleanup.
*/
static void hdlcdev_exit(struct slgt_info *info)
{
+ if (!info->netdev)
+ return;
unregister_hdlc_device(info->netdev);
free_netdev(info->netdev);
info->netdev = NULL;
@@ -2044,7 +2042,7 @@
if (desc_complete(info->rbufs[i])) {
/* all buffers full */
rx_stop(info);
- info->rx_restart = 1;
+ info->rx_restart = true;
continue;
}
info->rbufs[i].buf[count++] = (unsigned char)reg;
@@ -3287,8 +3285,8 @@
unsigned int pbufs;
/* allocate memory to hold descriptor lists */
- info->bufs = pci_zalloc_consistent(info->pdev, DESC_LIST_SIZE,
- &info->bufs_dma_addr);
+ info->bufs = dma_alloc_coherent(&info->pdev->dev, DESC_LIST_SIZE,
+ &info->bufs_dma_addr, GFP_KERNEL);
if (info->bufs == NULL)
return -ENOMEM;
@@ -3330,7 +3328,8 @@
static void free_desc(struct slgt_info *info)
{
if (info->bufs != NULL) {
- pci_free_consistent(info->pdev, DESC_LIST_SIZE, info->bufs, info->bufs_dma_addr);
+ dma_free_coherent(&info->pdev->dev, DESC_LIST_SIZE,
+ info->bufs, info->bufs_dma_addr);
info->bufs = NULL;
info->rbufs = NULL;
info->tbufs = NULL;
@@ -3341,7 +3340,9 @@
{
int i;
for (i=0; i < count; i++) {
- if ((bufs[i].buf = pci_alloc_consistent(info->pdev, DMABUFSIZE, &bufs[i].buf_dma_addr)) == NULL)
+ bufs[i].buf = dma_alloc_coherent(&info->pdev->dev, DMABUFSIZE,
+ &bufs[i].buf_dma_addr, GFP_KERNEL);
+ if (!bufs[i].buf)
return -ENOMEM;
bufs[i].pbuf = cpu_to_le32((unsigned int)bufs[i].buf_dma_addr);
}
@@ -3354,7 +3355,8 @@
for (i=0; i < count; i++) {
if (bufs[i].buf == NULL)
continue;
- pci_free_consistent(info->pdev, DMABUFSIZE, bufs[i].buf, bufs[i].buf_dma_addr);
+ dma_free_coherent(&info->pdev->dev, DMABUFSIZE, bufs[i].buf,
+ bufs[i].buf_dma_addr);
bufs[i].buf = NULL;
}
}
@@ -3396,7 +3398,7 @@
else
info->reg_addr_requested = true;
- info->reg_addr = ioremap_nocache(info->phys_reg_addr, SLGT_REG_SIZE);
+ info->reg_addr = ioremap(info->phys_reg_addr, SLGT_REG_SIZE);
if (!info->reg_addr) {
DBGERR(("%s can't map device registers, addr=%08X\n",
info->device_name, info->phys_reg_addr));
--
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