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path: root/drivers/atm/idt77252.c
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Diffstat (limited to 'drivers/atm/idt77252.c')
-rw-r--r--drivers/atm/idt77252.c114
1 files changed, 32 insertions, 82 deletions
diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index e33ae0025b1..b621f56a36b 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -37,14 +37,16 @@
#include <linux/atm.h>
#include <linux/delay.h>
#include <linux/init.h>
+#include <linux/interrupt.h>
#include <linux/bitops.h>
#include <linux/wait.h>
#include <linux/jiffies.h>
#include <linux/mutex.h>
+#include <linux/slab.h>
#include <asm/io.h>
#include <asm/uaccess.h>
-#include <asm/atomic.h>
+#include <linux/atomic.h>
#include <asm/byteorder.h>
#ifdef CONFIG_ATM_IDT77252_USE_SUNI
@@ -1256,18 +1258,17 @@ idt77252_rx_raw(struct idt77252_dev *card)
tail = readl(SAR_REG_RAWCT);
pci_dma_sync_single_for_cpu(card->pcidev, IDT77252_PRV_PADDR(queue),
- skb_end_pointer(queue) - queue->head - 16,
+ skb_end_offset(queue) - 16,
PCI_DMA_FROMDEVICE);
while (head != tail) {
- unsigned int vpi, vci, pti;
+ unsigned int vpi, vci;
u32 header;
header = le32_to_cpu(*(u32 *) &queue->data[0]);
vpi = (header & ATM_HDR_VPI_MASK) >> ATM_HDR_VPI_SHIFT;
vci = (header & ATM_HDR_VCI_MASK) >> ATM_HDR_VCI_SHIFT;
- pti = (header & ATM_HDR_PTI_MASK) >> ATM_HDR_PTI_SHIFT;
#ifdef CONFIG_ATM_IDT77252_DEBUG
if (debug & DBG_RAW_CELL) {
@@ -2550,12 +2551,12 @@ done:
timeout = 5 * 1000;
while (atomic_read(&vc->scq->used) > 0) {
timeout = msleep_interruptible(timeout);
- if (!timeout)
+ if (!timeout) {
+ pr_warn("%s: SCQ drain timeout: %u used\n",
+ card->name, atomic_read(&vc->scq->used));
break;
+ }
}
- if (!timeout)
- printk("%s: SCQ drain timeout: %u used\n",
- card->name, atomic_read(&vc->scq->used));
writel(TCMDQ_HALT | vc->index, SAR_REG_TCMDQ);
clear_scd(card, vc->scq, vc->class);
@@ -2708,53 +2709,10 @@ idt77252_proc_read(struct atm_dev *dev, loff_t * pos, char *page)
static void
idt77252_collect_stat(struct idt77252_dev *card)
{
- u32 cdc, vpec, icc;
-
- cdc = readl(SAR_REG_CDC);
- vpec = readl(SAR_REG_VPEC);
- icc = readl(SAR_REG_ICC);
-
-#ifdef NOTDEF
- printk("%s:", card->name);
-
- if (cdc & 0x7f0000) {
- char *s = "";
-
- printk(" [");
- if (cdc & (1 << 22)) {
- printk("%sRM ID", s);
- s = " | ";
- }
- if (cdc & (1 << 21)) {
- printk("%sCON TAB", s);
- s = " | ";
- }
- if (cdc & (1 << 20)) {
- printk("%sNO FB", s);
- s = " | ";
- }
- if (cdc & (1 << 19)) {
- printk("%sOAM CRC", s);
- s = " | ";
- }
- if (cdc & (1 << 18)) {
- printk("%sRM CRC", s);
- s = " | ";
- }
- if (cdc & (1 << 17)) {
- printk("%sRM FIFO", s);
- s = " | ";
- }
- if (cdc & (1 << 16)) {
- printk("%sRX FIFO", s);
- s = " | ";
- }
- printk("]");
- }
+ (void) readl(SAR_REG_CDC);
+ (void) readl(SAR_REG_VPEC);
+ (void) readl(SAR_REG_ICC);
- printk(" CDC %04x, VPEC %04x, ICC: %04x\n",
- cdc & 0xffff, vpec & 0xffff, icc & 0xffff);
-#endif
}
static irqreturn_t
@@ -3151,8 +3109,7 @@ deinit_card(struct idt77252_dev *card)
}
-static int __devinit
-init_sram(struct idt77252_dev *card)
+static void init_sram(struct idt77252_dev *card)
{
int i;
@@ -3297,11 +3254,9 @@ init_sram(struct idt77252_dev *card)
SAR_REG_RXFD);
IPRINTK("%s: SRAM initialization complete.\n", card->name);
- return 0;
}
-static int __devinit
-init_card(struct atm_dev *dev)
+static int init_card(struct atm_dev *dev)
{
struct idt77252_dev *card = dev->dev_data;
struct pci_dev *pcidev = card->pcidev;
@@ -3363,7 +3318,7 @@ init_card(struct atm_dev *dev)
writel(SAR_STAT_TMROF, SAR_REG_STAT);
}
IPRINTK("%s: Request IRQ ... ", card->name);
- if (request_irq(pcidev->irq, idt77252_interrupt, IRQF_DISABLED|IRQF_SHARED,
+ if (request_irq(pcidev->irq, idt77252_interrupt, IRQF_SHARED,
card->name, card) != 0) {
printk("%s: can't allocate IRQ.\n", card->name);
deinit_card(card);
@@ -3409,8 +3364,7 @@ init_card(struct atm_dev *dev)
writel(readl(SAR_REG_CFG) | conf, SAR_REG_CFG);
- if (init_sram(card) < 0)
- return -1;
+ init_sram(card);
/********************************************************************/
/* A L L O C R A M A N D S E T V A R I O U S T H I N G S */
@@ -3460,27 +3414,28 @@ init_card(struct atm_dev *dev)
size = sizeof(struct vc_map *) * card->tct_size;
IPRINTK("%s: allocate %d byte for VC map.\n", card->name, size);
- if (NULL == (card->vcs = vmalloc(size))) {
+ card->vcs = vzalloc(size);
+ if (!card->vcs) {
printk("%s: memory allocation failure.\n", card->name);
deinit_card(card);
return -1;
}
- memset(card->vcs, 0, size);
size = sizeof(struct vc_map *) * card->scd_size;
IPRINTK("%s: allocate %d byte for SCD to VC mapping.\n",
card->name, size);
- if (NULL == (card->scd2vc = vmalloc(size))) {
+ card->scd2vc = vzalloc(size);
+ if (!card->scd2vc) {
printk("%s: memory allocation failure.\n", card->name);
deinit_card(card);
return -1;
}
- memset(card->scd2vc, 0, size);
size = sizeof(struct tst_info) * (card->tst_size - 2);
IPRINTK("%s: allocate %d byte for TST to VC mapping.\n",
card->name, size);
- if (NULL == (card->soft_tst = vmalloc(size))) {
+ card->soft_tst = vmalloc(size);
+ if (!card->soft_tst) {
printk("%s: memory allocation failure.\n", card->name);
deinit_card(card);
return -1;
@@ -3496,7 +3451,7 @@ init_card(struct atm_dev *dev)
return -1;
}
if (dev->phy->ioctl == NULL) {
- printk("%s: LT had no IOCTL funtion defined.\n", card->name);
+ printk("%s: LT had no IOCTL function defined.\n", card->name);
deinit_card(card);
return -1;
}
@@ -3556,11 +3511,8 @@ init_card(struct atm_dev *dev)
tmp = dev_get_by_name(&init_net, tname); /* jhs: was "tmp = dev_get(tname);" */
if (tmp) {
memcpy(card->atmdev->esi, tmp->dev_addr, 6);
-
- printk("%s: ESI %02x:%02x:%02x:%02x:%02x:%02x\n",
- card->name, card->atmdev->esi[0], card->atmdev->esi[1],
- card->atmdev->esi[2], card->atmdev->esi[3],
- card->atmdev->esi[4], card->atmdev->esi[5]);
+ dev_put(tmp);
+ printk("%s: ESI %pM\n", card->name, card->atmdev->esi);
}
/*
* XXX: </hack>
@@ -3583,8 +3535,7 @@ init_card(struct atm_dev *dev)
/*****************************************************************************/
-static int __devinit
-idt77252_preset(struct idt77252_dev *card)
+static int idt77252_preset(struct idt77252_dev *card)
{
u16 pci_command;
@@ -3625,8 +3576,7 @@ idt77252_preset(struct idt77252_dev *card)
}
-static unsigned long __devinit
-probe_sram(struct idt77252_dev *card)
+static unsigned long probe_sram(struct idt77252_dev *card)
{
u32 data, addr;
@@ -3647,8 +3597,8 @@ probe_sram(struct idt77252_dev *card)
return addr * sizeof(u32);
}
-static int __devinit
-idt77252_init_one(struct pci_dev *pcidev, const struct pci_device_id *id)
+static int idt77252_init_one(struct pci_dev *pcidev,
+ const struct pci_device_id *id)
{
static struct idt77252_dev **last = &idt77252_chain;
static int index = 0;
@@ -3702,7 +3652,8 @@ idt77252_init_one(struct pci_dev *pcidev, const struct pci_device_id *id)
goto err_out_iounmap;
}
- dev = atm_dev_register("idt77252", &idt77252_ops, -1, NULL);
+ dev = atm_dev_register("idt77252", &pcidev->dev, &idt77252_ops, -1,
+ NULL);
if (!dev) {
printk("%s: can't register atm device\n", card->name);
err = -EIO;
@@ -3781,8 +3732,7 @@ err_out_disable_pdev:
static struct pci_device_id idt77252_pci_tbl[] =
{
- { PCI_VENDOR_ID_IDT, PCI_DEVICE_ID_IDT_IDT77252,
- PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+ { PCI_VDEVICE(IDT, PCI_DEVICE_ID_IDT_IDT77252), 0 },
{ 0, }
};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 21:28:08 +0000