summaryrefslogtreecommitdiff
path: root/drivers/net/fddi/skfp/skfddi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/fddi/skfp/skfddi.c')
-rw-r--r--drivers/net/fddi/skfp/skfddi.c147
1 files changed, 67 insertions, 80 deletions
diff --git a/drivers/net/fddi/skfp/skfddi.c b/drivers/net/fddi/skfp/skfddi.c
index 2414f1dc8ddd..a273362c9e70 100644
--- a/drivers/net/fddi/skfp/skfddi.c
+++ b/drivers/net/fddi/skfp/skfddi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* File Name:
* skfddi.c
@@ -5,11 +6,6 @@
* Copyright Information:
* Copyright SysKonnect 1998,1999.
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
* The information in this file is provided "AS IS" without warranty.
*
* Abstract:
@@ -74,6 +70,7 @@ static const char * const boot_msg =
/* Include files */
#include <linux/capability.h>
+#include <linux/compat.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
@@ -81,6 +78,7 @@ static const char * const boot_msg =
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
#include <linux/fddidevice.h>
#include <linux/skbuff.h>
#include <linux/bitops.h>
@@ -107,7 +105,8 @@ static struct net_device_stats *skfp_ctl_get_stats(struct net_device *dev);
static void skfp_ctl_set_multicast_list(struct net_device *dev);
static void skfp_ctl_set_multicast_list_wo_lock(struct net_device *dev);
static int skfp_ctl_set_mac_address(struct net_device *dev, void *addr);
-static int skfp_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
+static int skfp_siocdevprivate(struct net_device *dev, struct ifreq *rq,
+ void __user *data, int cmd);
static netdev_tx_t skfp_send_pkt(struct sk_buff *skb,
struct net_device *dev);
static void send_queued_packets(struct s_smc *smc);
@@ -154,6 +153,7 @@ static const struct pci_device_id skfddi_pci_tbl[] = {
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(pci, skfddi_pci_tbl);
+MODULE_DESCRIPTION("SysKonnect FDDI PCI driver");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Mirko Lindner <mlindner@syskonnect.de>");
@@ -168,7 +168,7 @@ static const struct net_device_ops skfp_netdev_ops = {
.ndo_get_stats = skfp_ctl_get_stats,
.ndo_set_rx_mode = skfp_ctl_set_multicast_list,
.ndo_set_mac_address = skfp_ctl_set_mac_address,
- .ndo_do_ioctl = skfp_ioctl,
+ .ndo_siocdevprivate = skfp_siocdevprivate,
};
/*
@@ -297,11 +297,11 @@ static int skfp_init_one(struct pci_dev *pdev,
return 0;
err_out5:
if (smc->os.SharedMemAddr)
- pci_free_consistent(pdev, smc->os.SharedMemSize,
- smc->os.SharedMemAddr,
- smc->os.SharedMemDMA);
- pci_free_consistent(pdev, MAX_FRAME_SIZE,
- smc->os.LocalRxBuffer, smc->os.LocalRxBufferDMA);
+ dma_free_coherent(&pdev->dev, smc->os.SharedMemSize,
+ smc->os.SharedMemAddr,
+ smc->os.SharedMemDMA);
+ dma_free_coherent(&pdev->dev, MAX_FRAME_SIZE,
+ smc->os.LocalRxBuffer, smc->os.LocalRxBufferDMA);
err_out4:
free_netdev(dev);
err_out3:
@@ -328,17 +328,17 @@ static void skfp_remove_one(struct pci_dev *pdev)
unregister_netdev(p);
if (lp->os.SharedMemAddr) {
- pci_free_consistent(&lp->os.pdev,
- lp->os.SharedMemSize,
- lp->os.SharedMemAddr,
- lp->os.SharedMemDMA);
+ dma_free_coherent(&pdev->dev,
+ lp->os.SharedMemSize,
+ lp->os.SharedMemAddr,
+ lp->os.SharedMemDMA);
lp->os.SharedMemAddr = NULL;
}
if (lp->os.LocalRxBuffer) {
- pci_free_consistent(&lp->os.pdev,
- MAX_FRAME_SIZE,
- lp->os.LocalRxBuffer,
- lp->os.LocalRxBufferDMA);
+ dma_free_coherent(&pdev->dev,
+ MAX_FRAME_SIZE,
+ lp->os.LocalRxBuffer,
+ lp->os.LocalRxBufferDMA);
lp->os.LocalRxBuffer = NULL;
}
#ifdef MEM_MAPPED_IO
@@ -394,7 +394,9 @@ static int skfp_driver_init(struct net_device *dev)
spin_lock_init(&bp->DriverLock);
// Allocate invalid frame
- bp->LocalRxBuffer = pci_alloc_consistent(&bp->pdev, MAX_FRAME_SIZE, &bp->LocalRxBufferDMA);
+ bp->LocalRxBuffer = dma_alloc_coherent(&bp->pdev.dev, MAX_FRAME_SIZE,
+ &bp->LocalRxBufferDMA,
+ GFP_ATOMIC);
if (!bp->LocalRxBuffer) {
printk("could not allocate mem for ");
printk("LocalRxBuffer: %d byte\n", MAX_FRAME_SIZE);
@@ -407,23 +409,22 @@ static int skfp_driver_init(struct net_device *dev)
if (bp->SharedMemSize > 0) {
bp->SharedMemSize += 16; // for descriptor alignment
- bp->SharedMemAddr = pci_alloc_consistent(&bp->pdev,
- bp->SharedMemSize,
- &bp->SharedMemDMA);
+ bp->SharedMemAddr = dma_alloc_coherent(&bp->pdev.dev,
+ bp->SharedMemSize,
+ &bp->SharedMemDMA,
+ GFP_ATOMIC);
if (!bp->SharedMemAddr) {
printk("could not allocate mem for ");
printk("hardware module: %ld byte\n",
bp->SharedMemSize);
goto fail;
}
- bp->SharedMemHeap = 0; // Nothing used yet.
} else {
bp->SharedMemAddr = NULL;
- bp->SharedMemHeap = 0;
- } // SharedMemSize > 0
+ }
- memset(bp->SharedMemAddr, 0, bp->SharedMemSize);
+ bp->SharedMemHeap = 0;
card_stop(smc); // Reset adapter.
@@ -434,7 +435,7 @@ static int skfp_driver_init(struct net_device *dev)
}
read_address(smc, NULL);
pr_debug("HW-Addr: %pMF\n", smc->hw.fddi_canon_addr.a);
- memcpy(dev->dev_addr, smc->hw.fddi_canon_addr.a, ETH_ALEN);
+ eth_hw_addr_set(dev, smc->hw.fddi_canon_addr.a);
smt_reset_defaults(smc, 0);
@@ -442,15 +443,15 @@ static int skfp_driver_init(struct net_device *dev)
fail:
if (bp->SharedMemAddr) {
- pci_free_consistent(&bp->pdev,
- bp->SharedMemSize,
- bp->SharedMemAddr,
- bp->SharedMemDMA);
+ dma_free_coherent(&bp->pdev.dev,
+ bp->SharedMemSize,
+ bp->SharedMemAddr,
+ bp->SharedMemDMA);
bp->SharedMemAddr = NULL;
}
if (bp->LocalRxBuffer) {
- pci_free_consistent(&bp->pdev, MAX_FRAME_SIZE,
- bp->LocalRxBuffer, bp->LocalRxBufferDMA);
+ dma_free_coherent(&bp->pdev.dev, MAX_FRAME_SIZE,
+ bp->LocalRxBuffer, bp->LocalRxBufferDMA);
bp->LocalRxBuffer = NULL;
}
return err;
@@ -501,7 +502,7 @@ static int skfp_open(struct net_device *dev)
* address.
*/
read_address(smc, NULL);
- memcpy(dev->dev_addr, smc->hw.fddi_canon_addr.a, ETH_ALEN);
+ eth_hw_addr_set(dev, smc->hw.fddi_canon_addr.a);
init_smt(smc, NULL);
smt_online(smc, 1);
@@ -925,7 +926,7 @@ static int skfp_ctl_set_mac_address(struct net_device *dev, void *addr)
unsigned long Flags;
- memcpy(dev->dev_addr, p_sockaddr->sa_data, FDDI_K_ALEN);
+ dev_addr_set(dev, p_sockaddr->sa_data);
spin_lock_irqsave(&bp->DriverLock, Flags);
ResetAdapter(smc);
spin_unlock_irqrestore(&bp->DriverLock, Flags);
@@ -935,9 +936,9 @@ static int skfp_ctl_set_mac_address(struct net_device *dev, void *addr)
/*
- * ==============
- * = skfp_ioctl =
- * ==============
+ * =======================
+ * = skfp_siocdevprivate =
+ * =======================
*
* Overview:
*
@@ -957,16 +958,19 @@ static int skfp_ctl_set_mac_address(struct net_device *dev, void *addr)
*/
-static int skfp_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
+static int skfp_siocdevprivate(struct net_device *dev, struct ifreq *rq, void __user *data, int cmd)
{
struct s_smc *smc = netdev_priv(dev);
skfddi_priv *lp = &smc->os;
struct s_skfp_ioctl ioc;
int status = 0;
- if (copy_from_user(&ioc, rq->ifr_data, sizeof(struct s_skfp_ioctl)))
+ if (copy_from_user(&ioc, data, sizeof(struct s_skfp_ioctl)))
return -EFAULT;
+ if (in_compat_syscall())
+ return -EOPNOTSUPP;
+
switch (ioc.cmd) {
case SKFP_GET_STATS: /* Get the driver statistics */
ioc.len = sizeof(lp->MacStat);
@@ -1010,7 +1014,7 @@ static int skfp_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
* is contained in a single physically contiguous buffer
* in which the virtual address of the start of packet
* (skb->data) can be converted to a physical address
- * by using pci_map_single().
+ * by using dma_map_single().
*
* We have an internal queue for packets we can not send
* immediately. Packets in this queue can be given to the
@@ -1172,8 +1176,8 @@ static void send_queued_packets(struct s_smc *smc)
txd = (struct s_smt_fp_txd *) HWM_GET_CURR_TXD(smc, queue);
- dma_address = pci_map_single(&bp->pdev, skb->data,
- skb->len, PCI_DMA_TODEVICE);
+ dma_address = dma_map_single(&(&bp->pdev)->dev, skb->data,
+ skb->len, DMA_TO_DEVICE);
if (frame_status & LAN_TX) {
txd->txd_os.skb = skb; // save skb
txd->txd_os.dma_addr = dma_address; // save dma mapping
@@ -1182,8 +1186,8 @@ static void send_queued_packets(struct s_smc *smc)
frame_status | FIRST_FRAG | LAST_FRAG | EN_IRQ_EOF);
if (!(frame_status & LAN_TX)) { // local only frame
- pci_unmap_single(&bp->pdev, dma_address,
- skb->len, PCI_DMA_TODEVICE);
+ dma_unmap_single(&(&bp->pdev)->dev, dma_address,
+ skb->len, DMA_TO_DEVICE);
dev_kfree_skb_irq(skb);
}
spin_unlock_irqrestore(&bp->DriverLock, Flags);
@@ -1465,8 +1469,9 @@ void dma_complete(struct s_smc *smc, volatile union s_fp_descr *descr, int flag)
if (r->rxd_os.skb && r->rxd_os.dma_addr) {
int MaxFrameSize = bp->MaxFrameSize;
- pci_unmap_single(&bp->pdev, r->rxd_os.dma_addr,
- MaxFrameSize, PCI_DMA_FROMDEVICE);
+ dma_unmap_single(&(&bp->pdev)->dev,
+ r->rxd_os.dma_addr, MaxFrameSize,
+ DMA_FROM_DEVICE);
r->rxd_os.dma_addr = 0;
}
}
@@ -1501,8 +1506,8 @@ void mac_drv_tx_complete(struct s_smc *smc, volatile struct s_smt_fp_txd *txd)
txd->txd_os.skb = NULL;
// release the DMA mapping
- pci_unmap_single(&smc->os.pdev, txd->txd_os.dma_addr,
- skb->len, PCI_DMA_TODEVICE);
+ dma_unmap_single(&(&smc->os.pdev)->dev, txd->txd_os.dma_addr,
+ skb->len, DMA_TO_DEVICE);
txd->txd_os.dma_addr = 0;
smc->os.MacStat.gen.tx_packets++; // Count transmitted packets.
@@ -1523,22 +1528,8 @@ void mac_drv_tx_complete(struct s_smc *smc, volatile struct s_smt_fp_txd *txd)
#ifdef DUMPPACKETS
void dump_data(unsigned char *Data, int length)
{
- int i, j;
- unsigned char s[255], sh[10];
- if (length > 64) {
- length = 64;
- }
printk(KERN_INFO "---Packet start---\n");
- for (i = 0, j = 0; i < length / 8; i++, j += 8)
- printk(KERN_INFO "%02x %02x %02x %02x %02x %02x %02x %02x\n",
- Data[j + 0], Data[j + 1], Data[j + 2], Data[j + 3],
- Data[j + 4], Data[j + 5], Data[j + 6], Data[j + 7]);
- strcpy(s, "");
- for (i = 0; i < length % 8; i++) {
- sprintf(sh, "%02x ", Data[j + i]);
- strcat(s, sh);
- }
- printk(KERN_INFO "%s\n", s);
+ print_hex_dump(KERN_INFO, "", DUMP_PREFIX_NONE, 16, 1, Data, min_t(size_t, length, 64), false);
printk(KERN_INFO "------------------\n");
} // dump_data
#else
@@ -1719,10 +1710,9 @@ void mac_drv_requeue_rxd(struct s_smc *smc, volatile struct s_smt_fp_rxd *rxd,
skb_reserve(skb, 3);
skb_put(skb, MaxFrameSize);
v_addr = skb->data;
- b_addr = pci_map_single(&smc->os.pdev,
- v_addr,
- MaxFrameSize,
- PCI_DMA_FROMDEVICE);
+ b_addr = dma_map_single(&(&smc->os.pdev)->dev,
+ v_addr, MaxFrameSize,
+ DMA_FROM_DEVICE);
rxd->rxd_os.dma_addr = b_addr;
} else {
// no skb available, use local buffer
@@ -1735,10 +1725,8 @@ void mac_drv_requeue_rxd(struct s_smc *smc, volatile struct s_smt_fp_rxd *rxd,
// we use skb from old rxd
rxd->rxd_os.skb = skb;
v_addr = skb->data;
- b_addr = pci_map_single(&smc->os.pdev,
- v_addr,
- MaxFrameSize,
- PCI_DMA_FROMDEVICE);
+ b_addr = dma_map_single(&(&smc->os.pdev)->dev, v_addr,
+ MaxFrameSize, DMA_FROM_DEVICE);
rxd->rxd_os.dma_addr = b_addr;
}
hwm_rx_frag(smc, v_addr, b_addr, MaxFrameSize,
@@ -1790,10 +1778,8 @@ void mac_drv_fill_rxd(struct s_smc *smc)
skb_reserve(skb, 3);
skb_put(skb, MaxFrameSize);
v_addr = skb->data;
- b_addr = pci_map_single(&smc->os.pdev,
- v_addr,
- MaxFrameSize,
- PCI_DMA_FROMDEVICE);
+ b_addr = dma_map_single(&(&smc->os.pdev)->dev, v_addr,
+ MaxFrameSize, DMA_FROM_DEVICE);
rxd->rxd_os.dma_addr = b_addr;
} else {
// no skb available, use local buffer
@@ -1850,8 +1836,9 @@ void mac_drv_clear_rxd(struct s_smc *smc, volatile struct s_smt_fp_rxd *rxd,
skfddi_priv *bp = &smc->os;
int MaxFrameSize = bp->MaxFrameSize;
- pci_unmap_single(&bp->pdev, rxd->rxd_os.dma_addr,
- MaxFrameSize, PCI_DMA_FROMDEVICE);
+ dma_unmap_single(&(&bp->pdev)->dev,
+ rxd->rxd_os.dma_addr, MaxFrameSize,
+ DMA_FROM_DEVICE);
dev_kfree_skb(skb);
rxd->rxd_os.skb = NULL;
generated by cgit (git 2.34.1) at 2025-12-26 18:20:36 +0000