本文整理汇总了C++中probe_irq_off函数的典型用法代码示例。如果您正苦于以下问题：C++ probe_irq_off函数的具体用法？C++ probe_irq_off怎么用？C++ probe_irq_off使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了probe_irq_off函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: com20020isa_probe
/*
* We cannot (yet) probe for an IO mapped card, although we can check that
* it's where we were told it was, and even do autoirq.
*/
static int __init com20020isa_probe(struct net_device *dev)
{
int ioaddr;
unsigned long airqmask;
struct arcnet_local *lp = dev->priv;
#ifndef MODULE
arcnet_init();
#endif
BUGLVL(D_NORMAL) printk(VERSION);
ioaddr = dev->base_addr;
if (!ioaddr) {
BUGMSG(D_NORMAL, "No autoprobe (yet) for IO mapped cards; you "
"must specify the base address!\n");
return -ENODEV;
}
if (check_region(ioaddr, ARCNET_TOTAL_SIZE)) {
BUGMSG(D_NORMAL, "IO region %xh-%xh already allocated.\n",
ioaddr, ioaddr + ARCNET_TOTAL_SIZE - 1);
return -ENXIO;
}
if (ASTATUS() == 0xFF) {
BUGMSG(D_NORMAL, "IO address %x empty\n", ioaddr);
return -ENODEV;
}
if (com20020_check(dev))
return -ENODEV;
if (!dev->irq) {
/* if we do this, we're sure to get an IRQ since the
* card has just reset and the NORXflag is on until
* we tell it to start receiving.
*/
BUGMSG(D_INIT_REASONS, "intmask was %02Xh\n", inb(_INTMASK));
outb(0, _INTMASK);
airqmask = probe_irq_on();
outb(NORXflag, _INTMASK);
udelay(1);
outb(0, _INTMASK);
dev->irq = probe_irq_off(airqmask);
if (dev->irq <= 0) {
BUGMSG(D_INIT_REASONS, "Autoprobe IRQ failed first time\n");
airqmask = probe_irq_on();
outb(NORXflag, _INTMASK);
udelay(5);
outb(0, _INTMASK);
dev->irq = probe_irq_off(airqmask);
if (dev->irq <= 0) {
BUGMSG(D_NORMAL, "Autoprobe IRQ failed.\n");
return -ENODEV;
}
}
}
lp->card_name = "ISA COM20020";
return com20020_found(dev, 0);
}
开发者ID:dmgerman，项目名称:original，代码行数:64，代码来源:com20020-isa.c
示例2: short_kernelprobe
void short_kernelprobe(void)
{
int count = 0;
do {
unsigned long mask;
mask = probe_irq_on();
outb_p(0x10,short_base+2); /* enable reporting */
outb_p(0x00,short_base); /* clear the bit */
outb_p(0xFF,short_base); /* set the bit: interrupt! */
outb_p(0x00,short_base+2); /* disable reporting */
udelay(5); /* give it some time */
short_irq = probe_irq_off(mask);
if (short_irq == 0) { /* none of them? */
printk(KERN_INFO "short: no irq reported by probe\n");
short_irq = -1;
}
/*
* if more than one line has been activated, the result is
* negative. We should service the interrupt (no need for lpt port)
* and loop over again. Loop at most five times, then give up
*/
} while (short_irq < 0 && count++ < 5);
if (short_irq < 0)
printk("short: probe failed %i times, giving up\n", count);
}
开发者ID:dot-Sean，项目名称:linux_drivers，代码行数:27，代码来源:short.c
示例3: eepro_grab_irq
static int eepro_grab_irq(struct net_device *dev)
{
static const int irqlist[] = { 3, 4, 5, 7, 9, 10, 11, 12, 0 };
const int *irqp = irqlist;
int temp_reg, ioaddr = dev->base_addr;
eepro_sw2bank1(ioaddr); /* be CAREFUL, BANK 1 now */
/* Enable the interrupt line. */
eepro_en_intline(ioaddr);
/* be CAREFUL, BANK 0 now */
eepro_sw2bank0(ioaddr);
/* clear all interrupts */
eepro_clear_int(ioaddr);
/* Let EXEC event to interrupt */
eepro_en_intexec(ioaddr);
do {
eepro_sw2bank1(ioaddr); /* be CAREFUL, BANK 1 now */
temp_reg = inb(ioaddr + INT_NO_REG);
outb((temp_reg & 0xf8) | irqrmap[*irqp], ioaddr + INT_NO_REG);
eepro_sw2bank0(ioaddr); /* Switch back to Bank 0 */
if (request_irq (*irqp, NULL, IRQF_SHARED, "bogus", dev) != EBUSY) {
unsigned long irq_mask;
/* Twinkle the interrupt, and check if it's seen */
irq_mask = probe_irq_on();
eepro_diag(ioaddr); /* RESET the 82595 */
mdelay(20);
if (*irqp == probe_irq_off(irq_mask)) /* It's a good IRQ line */
break;
/* clear all interrupts */
eepro_clear_int(ioaddr);
}
} while (*++irqp);
eepro_sw2bank1(ioaddr); /* Switch back to Bank 1 */
/* Disable the physical interrupt line. */
eepro_dis_intline(ioaddr);
eepro_sw2bank0(ioaddr); /* Switch back to Bank 0 */
/* Mask all the interrupts. */
eepro_dis_int(ioaddr);
/* clear all interrupts */
eepro_clear_int(ioaddr);
return dev->irq;
}
开发者ID:birui，项目名称:Xiaomi_Kernel_OpenSource，代码行数:59，代码来源:eepro.c
示例4: ucb1400_ts_detect_irq
/*
* Try to probe our interrupt, rather than relying on lots of
* hard-coded machine dependencies.
*/
static int ucb1400_ts_detect_irq(struct ucb1400_ts *ucb,
struct platform_device *pdev)
{
unsigned long mask, timeout;
mask = probe_irq_on();
/* Enable the ADC interrupt. */
ucb1400_reg_write(ucb->ac97, UCB_IE_RIS, UCB_IE_ADC);
ucb1400_reg_write(ucb->ac97, UCB_IE_FAL, UCB_IE_ADC);
ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0xffff);
ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0);
/* Cause an ADC interrupt. */
ucb1400_reg_write(ucb->ac97, UCB_ADC_CR, UCB_ADC_ENA);
ucb1400_reg_write(ucb->ac97, UCB_ADC_CR, UCB_ADC_ENA | UCB_ADC_START);
/* Wait for the conversion to complete. */
timeout = jiffies + HZ/2;
while (!(ucb1400_reg_read(ucb->ac97, UCB_ADC_DATA) &
UCB_ADC_DAT_VALID)) {
cpu_relax();
if (time_after(jiffies, timeout)) {
dev_err(&pdev->dev, "timed out in IRQ probe\n");
probe_irq_off(mask);
return -ENODEV;
}
}
ucb1400_reg_write(ucb->ac97, UCB_ADC_CR, 0);
/* Disable and clear interrupt. */
ucb1400_reg_write(ucb->ac97, UCB_IE_RIS, 0);
ucb1400_reg_write(ucb->ac97, UCB_IE_FAL, 0);
ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0xffff);
ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0);
/* Read triggered interrupt. */
ucb->irq = probe_irq_off(mask);
if (ucb->irq < 0 || ucb->irq == NO_IRQ)
return -ENODEV;
return 0;
}
开发者ID:AlexShiLucky，项目名称:linux，代码行数:47，代码来源:ucb1400_ts.c
示例5: g_NCR5380_probe_irq
static int g_NCR5380_probe_irq(struct Scsi_Host *instance)
{
struct NCR5380_hostdata *hostdata = shost_priv(instance);
int irq_mask, irq;
NCR5380_read(RESET_PARITY_INTERRUPT_REG);
irq_mask = probe_irq_on();
g_NCR5380_trigger_irq(instance);
irq = probe_irq_off(irq_mask);
NCR5380_read(RESET_PARITY_INTERRUPT_REG);
if (irq <= 0)
return NO_IRQ;
return irq;
}
开发者ID:forgivemyheart，项目名称:linux，代码行数:15，代码来源:g_NCR5380.c
示例6: com20020isa_probe
/*
* We cannot (yet) probe for an IO mapped card, although we can check that
* it's where we were told it was, and even do autoirq.
*/
static int __init com20020isa_probe(struct net_device *dev)
{
int ioaddr;
unsigned long airqmask;
struct arcnet_local *lp = netdev_priv(dev);
int err;
BUGLVL(D_NORMAL) printk(VERSION);
ioaddr = dev->base_addr;
if (!ioaddr) {
BUGMSG(D_NORMAL, "No autoprobe (yet) for IO mapped cards; you "
"must specify the base address!\n");
return -ENODEV;
}
if (!request_region(ioaddr, ARCNET_TOTAL_SIZE, "arcnet (COM20020)")) {
BUGMSG(D_NORMAL, "IO region %xh-%xh already allocated.\n",
ioaddr, ioaddr + ARCNET_TOTAL_SIZE - 1);
return -ENXIO;
}
if (ASTATUS() == 0xFF) {
BUGMSG(D_NORMAL, "IO address %x empty\n", ioaddr);
err = -ENODEV;
goto out;
}
if (com20020_check(dev)) {
err = -ENODEV;
goto out;
}
if (!dev->irq) {
/* if we do this, we're sure to get an IRQ since the
* card has just reset and the NORXflag is on until
* we tell it to start receiving.
*/
BUGMSG(D_INIT_REASONS, "intmask was %02Xh\n", inb(_INTMASK));
outb(0, _INTMASK);
airqmask = probe_irq_on();
outb(NORXflag, _INTMASK);
udelay(1);
outb(0, _INTMASK);
dev->irq = probe_irq_off(airqmask);
<<<<<<< HEAD
开发者ID:Core2idiot，项目名称:Kernel-Samsung-3.0...-，代码行数:48，代码来源:com20020-isa.c
示例7: ucb1x00_detect_irq
/*
* Try to probe our interrupt, rather than relying on lots of
* hard-coded machine dependencies. For reference, the expected
* IRQ mappings are:
*
* Machine Default IRQ
* adsbitsy IRQ_GPCIN4
* cerf IRQ_GPIO_UCB1200_IRQ
* flexanet IRQ_GPIO_GUI
* freebird IRQ_GPIO_FREEBIRD_UCB1300_IRQ
* graphicsclient ADS_EXT_IRQ(8)
* graphicsmaster ADS_EXT_IRQ(8)
* lart LART_IRQ_UCB1200
* omnimeter IRQ_GPIO23
* pfs168 IRQ_GPIO_UCB1300_IRQ
* simpad IRQ_GPIO_UCB1300_IRQ
* shannon SHANNON_IRQ_GPIO_IRQ_CODEC
* yopy IRQ_GPIO_UCB1200_IRQ
*/
static int __init ucb1x00_detect_irq(struct ucb1x00 *ucb)
{
unsigned long mask;
mask = probe_irq_on();
if (!mask)
return NO_IRQ;
/*
* Enable the ADC interrupt.
*/
ucb1x00_reg_write(ucb, UCB_IE_RIS, UCB_IE_ADC);
ucb1x00_reg_write(ucb, UCB_IE_FAL, UCB_IE_ADC);
ucb1x00_reg_write(ucb, UCB_IE_CLEAR, 0xffff);
ucb1x00_reg_write(ucb, UCB_IE_CLEAR, 0);
/*
* Cause an ADC interrupt.
*/
ucb1x00_reg_write(ucb, UCB_ADC_CR, UCB_ADC_ENA);
ucb1x00_reg_write(ucb, UCB_ADC_CR, UCB_ADC_ENA | UCB_ADC_START);
/*
* Wait for the conversion to complete.
*/
while ((ucb1x00_reg_read(ucb, UCB_ADC_DATA) & UCB_ADC_DAT_VAL) == 0);
ucb1x00_reg_write(ucb, UCB_ADC_CR, 0);
/*
* Disable and clear interrupt.
*/
ucb1x00_reg_write(ucb, UCB_IE_RIS, 0);
ucb1x00_reg_write(ucb, UCB_IE_FAL, 0);
ucb1x00_reg_write(ucb, UCB_IE_CLEAR, 0xffff);
ucb1x00_reg_write(ucb, UCB_IE_CLEAR, 0);
/*
* Read triggered interrupt.
*/
return probe_irq_off(mask);
}
开发者ID:GunioRobot，项目名称:MI424WR_GEN2_Rev_E-F，代码行数:60，代码来源:ucb1x00-core.c
示例8: el2_open
static int
el2_open(struct net_device *dev)
{
int retval = -EAGAIN;
if (dev->irq < 2) {
int irqlist[] = {5, 9, 3, 4, 0};
int *irqp = irqlist;
outb(EGACFR_NORM, E33G_GACFR); /* Enable RAM and interrupts. */
do {
if (request_irq (*irqp, NULL, 0, "bogus", dev) != -EBUSY) {
/* Twinkle the interrupt, and check if it's seen. */
unsigned long cookie = probe_irq_on();
outb_p(0x04 << ((*irqp == 9) ? 2 : *irqp), E33G_IDCFR);
outb_p(0x00, E33G_IDCFR);
if (*irqp == probe_irq_off(cookie) /* It's a good IRQ line! */
&& ((retval = request_irq(dev->irq = *irqp,
eip_interrupt, 0, dev->name, dev)) == 0))
break;
}
} while (*++irqp);
if (*irqp == 0) {
outb(EGACFR_IRQOFF, E33G_GACFR); /* disable interrupts. */
return retval;
}
} else {
if ((retval = request_irq(dev->irq, eip_interrupt, 0, dev->name, dev))) {
return retval;
}
}
el2_init_card(dev);
eip_open(dev);
return 0;
}
开发者ID:458941968，项目名称:mini2440-kernel-2.6.29，代码行数:36，代码来源:3c503.c
示例9: kmalloc
_mali_osk_irq_t *_mali_osk_irq_init( u32 irqnum, _mali_osk_irq_uhandler_t uhandler, void *int_data, _mali_osk_irq_trigger_t trigger_func, _mali_osk_irq_ack_t ack_func, void *probe_data, const char *description )
{
mali_osk_irq_object_t *irq_object;
irq_object = kmalloc(sizeof(mali_osk_irq_object_t), GFP_KERNEL);
if (NULL == irq_object)
{
return NULL;
}
if (-1 == irqnum)
{
/* Probe for IRQ */
if ( (NULL != trigger_func) && (NULL != ack_func) )
{
unsigned long probe_count = 3;
_mali_osk_errcode_t err;
int irq;
MALI_DEBUG_PRINT(2, ("Probing for irq\n"));
do
{
unsigned long mask;
mask = probe_irq_on();
trigger_func(probe_data);
_mali_osk_time_ubusydelay(5);
irq = probe_irq_off(mask);
err = ack_func(probe_data);
}
while (irq < 0 && (err == _MALI_OSK_ERR_OK) && probe_count--);
if (irq < 0 || (_MALI_OSK_ERR_OK != err)) irqnum = -1;
else irqnum = irq;
}
else irqnum = -1; /* no probe functions, fault */
if (-1 != irqnum)
{
/* found an irq */
MALI_DEBUG_PRINT(2, ("Found irq %d\n", irqnum));
}
else
{
MALI_DEBUG_PRINT(2, ("Probe for irq failed\n"));
}
}
irq_object->irqnum = irqnum;
irq_object->uhandler = uhandler;
irq_object->data = int_data;
if (-1 == irqnum)
{
MALI_DEBUG_PRINT(2, ("No IRQ for core '%s' found during probe\n", description));
kfree(irq_object);
return NULL;
}
if (0 != request_irq(irqnum, irq_handler_upper_half, IRQF_TRIGGER_LOW, description, irq_object))
{
MALI_DEBUG_PRINT(2, ("Unable to install IRQ handler for core '%s'\n", description));
kfree(irq_object);
return NULL;
}
return irq_object;
}
开发者ID:Proshivalskiy，项目名称:MT6582_kernel_source，代码行数:71，代码来源:mali_osk_irq.c
示例10: ni52_probe1
//.........这里部分代码省略.........
}
printk(KERN_INFO "%s: NI5210 found at %#3lx, ",
dev->name, dev->base_addr);
/*
*/
#ifdef MODULE
size = dev->mem_end - dev->mem_start;
if (size != 0x2000 && size != 0x4000) {
printk("\n");
printk(KERN_ERR "%s: Invalid memory size %d. Allowed is 0x2000 or 0x4000 bytes.\n", dev->name, size);
retval = -ENODEV;
goto out;
}
if (!check586(dev, size)) {
printk(KERN_ERR "?memcheck, Can't find memory at 0x%lx with size %d!\n", dev->mem_start, size);
retval = -ENODEV;
goto out;
}
#else
if (dev->mem_start != 0) {
/* */
size = 0x4000; /* */
if (!check586(dev, size)) {
size = 0x2000; /* */
if (!check586(dev, size)) {
printk(KERN_ERR "?memprobe, Can't find memory at 0x%lx!\n", dev->mem_start);
retval = -ENODEV;
goto out;
}
}
} else {
static const unsigned long memaddrs[] = {
0xc8000, 0xca000, 0xcc000, 0xce000, 0xd0000, 0xd2000,
0xd4000, 0xd6000, 0xd8000, 0xda000, 0xdc000, 0
};
for (i = 0;; i++) {
if (!memaddrs[i]) {
printk(KERN_ERR "?memprobe, Can't find io-memory!\n");
retval = -ENODEV;
goto out;
}
dev->mem_start = memaddrs[i];
size = 0x2000; /* */
if (check586(dev, size))
/* */
break;
size = 0x4000; /* */
if (check586(dev, size))
/* */
break;
}
}
/* */
dev->mem_end = dev->mem_start + size;
#endif
alloc586(dev);
/* */
if (size == 0x2000)
priv->num_recv_buffs = NUM_RECV_BUFFS_8;
else
priv->num_recv_buffs = NUM_RECV_BUFFS_16;
printk(KERN_DEBUG "Memaddr: 0x%lx, Memsize: %d, ",
dev->mem_start, size);
if (dev->irq < 2) {
unsigned long irq_mask;
irq_mask = probe_irq_on();
ni_reset586();
ni_attn586();
mdelay(20);
dev->irq = probe_irq_off(irq_mask);
if (!dev->irq) {
printk("?autoirq, Failed to detect IRQ line!\n");
retval = -EAGAIN;
iounmap(priv->mapped);
goto out;
}
printk("IRQ %d (autodetected).\n", dev->irq);
} else {
if (dev->irq == 2)
dev->irq = 9;
printk("IRQ %d (assigned and not checked!).\n", dev->irq);
}
dev->netdev_ops = &ni52_netdev_ops;
dev->watchdog_timeo = HZ/20;
return 0;
out:
release_region(ioaddr, NI52_TOTAL_SIZE);
return retval;
}
开发者ID:romanbb，项目名称:android_kernel_lge_d851，代码行数:101，代码来源:ni52.c
示例11: seeq8005_probe1
//.........这里部分代码省略.........
outw( SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
if (net_debug) {
printk("seeq8005: prom sum = 0x%08x\n",j);
for(j=0; j<32; j+=16) {
printk("seeq8005: prom %02x: ",j);
for(i=0;i<16;i++) {
printk("%02x ",SA_prom[j|i]);
}
printk(" ");
for(i=0;i<16;i++) {
if ((SA_prom[j|i]>31)&&(SA_prom[j|i]<127)) {
printk("%c", SA_prom[j|i]);
} else {
printk(" ");
}
}
printk("\n");
}
}
#if 0
if (net_debug>1) {
printk("seeq8005: testing packet buffer ... ");
outw( SEEQCFG1_BUFFER_BUFFER, SEEQ_CFG1);
outw( SEEQCMD_FIFO_WRITE | SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
outw( 0 , SEEQ_DMAAR);
for(i=0;i<32768;i++) {
outw(0x5a5a, SEEQ_BUFFER);
}
j=jiffies+HZ;
while ( ((inw(SEEQ_STATUS) & SEEQSTAT_FIFO_EMPTY) != SEEQSTAT_FIFO_EMPTY) && time_before(jiffies, j) )
mb();
outw( 0 , SEEQ_DMAAR);
while ( ((inw(SEEQ_STATUS) & SEEQSTAT_WINDOW_INT) != SEEQSTAT_WINDOW_INT) && time_before(jiffies, j+HZ))
mb();
if ( (inw(SEEQ_STATUS) & SEEQSTAT_WINDOW_INT) == SEEQSTAT_WINDOW_INT)
outw( SEEQCMD_WINDOW_INT_ACK | (inw(SEEQ_STATUS)& SEEQCMD_INT_MASK), SEEQ_CMD);
outw( SEEQCMD_FIFO_READ | SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
j=0;
for(i=0;i<32768;i++) {
if (inw(SEEQ_BUFFER) != 0x5a5a)
j++;
}
if (j) {
printk("%i\n",j);
} else {
printk("ok.\n");
}
}
#endif
if (net_debug && version_printed++ == 0)
printk(version);
printk("%s: %s found at %#3x, ", dev->name, "seeq8005", ioaddr);
dev->base_addr = ioaddr;
dev->irq = irq;
for (i = 0; i < 6; i++)
dev->dev_addr[i] = SA_prom[i+6];
printk("%pM", dev->dev_addr);
if (dev->irq == 0xff)
;
else if (dev->irq < 2) {
unsigned long cookie = probe_irq_on();
outw( SEEQCMD_RX_INT_EN | SEEQCMD_SET_RX_ON | SEEQCMD_SET_RX_OFF, SEEQ_CMD );
dev->irq = probe_irq_off(cookie);
if (net_debug >= 2)
printk(" autoirq is %d\n", dev->irq);
} else if (dev->irq == 2)
dev->irq = 9;
#if 0
{
int irqval = request_irq(dev->irq, seeq8005_interrupt, 0, "seeq8005", dev);
if (irqval) {
printk ("%s: unable to get IRQ %d (irqval=%d).\n", dev->name,
dev->irq, irqval);
retval = -EAGAIN;
goto out;
}
}
#endif
dev->netdev_ops = &seeq8005_netdev_ops;
dev->watchdog_timeo = HZ/20;
dev->flags &= ~IFF_MULTICAST;
return 0;
out:
release_region(ioaddr, SEEQ8005_IO_EXTENT);
return retval;
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:101，代码来源:seeq8005.c
示例12: outb
outb(NORXflag, _INTMASK);
udelay(1);
outb(0, _INTMASK);
dev->irq = probe_irq_off(airqmask);
<<<<<<< HEAD
if ((int)dev->irq <= 0) {
=======
if (dev->irq <= 0) {
>>>>>>> 296c66da8a02d52243f45b80521febece5ed498a
BUGMSG(D_INIT_REASONS, "Autoprobe IRQ failed first time\n");
airqmask = probe_irq_on();
outb(NORXflag, _INTMASK);
udelay(5);
outb(0, _INTMASK);
dev->irq = probe_irq_off(airqmask);
<<<<<<< HEAD
if ((int)dev->irq <= 0) {
=======
if (dev->irq <= 0) {
>>>>>>> 296c66da8a02d52243f45b80521febece5ed498a
BUGMSG(D_NORMAL, "Autoprobe IRQ failed.\n");
err = -ENODEV;
goto out;
}
}
}
lp->card_name = "ISA COM20020";
if ((err = com20020_found(dev, 0)) != 0)
goto out;
开发者ID:Core2idiot，项目名称:Kernel-Samsung-3.0...-，代码行数:31，代码来源:com20020-isa.c
示例13: seeq8005_probe1
//.........这里部分代码省略.........
/*
* testing the packet buffer memory doesn't work yet
* but all other buffer accesses do
* - fixing is not a priority
*/
if (net_debug>1) { /* test packet buffer memory */
printk("seeq8005: testing packet buffer ... ");
outw( SEEQCFG1_BUFFER_BUFFER, SEEQ_CFG1);
outw( SEEQCMD_FIFO_WRITE | SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
outw( 0 , SEEQ_DMAAR);
for(i=0;i<32768;i++) {
outw(0x5a5a, SEEQ_BUFFER);
}
j=jiffies+HZ;
while ( ((inw(SEEQ_STATUS) & SEEQSTAT_FIFO_EMPTY) != SEEQSTAT_FIFO_EMPTY) && time_before(jiffies, j) )
mb();
outw( 0 , SEEQ_DMAAR);
while ( ((inw(SEEQ_STATUS) & SEEQSTAT_WINDOW_INT) != SEEQSTAT_WINDOW_INT) && time_before(jiffies, j+HZ))
mb();
if ( (inw(SEEQ_STATUS) & SEEQSTAT_WINDOW_INT) == SEEQSTAT_WINDOW_INT)
outw( SEEQCMD_WINDOW_INT_ACK | (inw(SEEQ_STATUS)& SEEQCMD_INT_MASK), SEEQ_CMD);
outw( SEEQCMD_FIFO_READ | SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
j=0;
for(i=0;i<32768;i++) {
if (inw(SEEQ_BUFFER) != 0x5a5a)
j++;
}
if (j) {
printk("%i\n",j);
} else {
printk("ok.\n");
}
}
#endif
if (net_debug && version_printed++ == 0)
printk(version);
printk("%s: %s found at %#3x, ", dev->name, "seeq8005", ioaddr);
/* Fill in the 'dev' fields. */
dev->base_addr = ioaddr;
/* Retrieve and print the ethernet address. */
for (i = 0; i < 6; i++)
printk(" %2.2x", dev->dev_addr[i] = SA_prom[i+6]);
if (dev->irq == 0xff)
; /* Do nothing: a user-level program will set it. */
else if (dev->irq < 2) { /* "Auto-IRQ" */
unsigned long cookie = probe_irq_on();
outw( SEEQCMD_RX_INT_EN | SEEQCMD_SET_RX_ON | SEEQCMD_SET_RX_OFF, SEEQ_CMD );
dev->irq = probe_irq_off(cookie);
if (net_debug >= 2)
printk(" autoirq is %d\n", dev->irq);
} else if (dev->irq == 2)
/* Fixup for users that don't know that IRQ 2 is really IRQ 9,
* or don't know which one to set.
*/
dev->irq = 9;
#if 0
{
int irqval = request_irq(dev->irq, &seeq8005_interrupt, 0, "seeq8005", dev);
if (irqval) {
printk ("%s: unable to get IRQ %d (irqval=%d).\n", dev->name,
dev->irq, irqval);
retval = -EAGAIN;
goto out;
}
}
#endif
/* Initialize the device structure. */
dev->priv = kmalloc(sizeof(struct net_local), GFP_KERNEL);
if (dev->priv == NULL)
return -ENOMEM;
memset(dev->priv, 0, sizeof(struct net_local));
dev->open = seeq8005_open;
dev->stop = seeq8005_close;
dev->hard_start_xmit = seeq8005_send_packet;
dev->tx_timeout = seeq8005_timeout;
dev->watchdog_timeo = HZ/20;
dev->get_stats = seeq8005_get_stats;
dev->set_multicast_list = set_multicast_list;
/* Fill in the fields of the device structure with ethernet values. */
ether_setup(dev);
dev->flags &= ~IFF_MULTICAST;
return 0;
out:
release_region(ioaddr, SEEQ8005_IO_EXTENT);
return retval;
}
开发者ID:archith，项目名称:camera_project，代码行数:101，代码来源:seeq8005.c
示例14: kmalloc
_mali_osk_irq_t *_mali_osk_irq_init( u32 irqnum, _mali_osk_irq_uhandler_t uhandler, _mali_osk_irq_bhandler_t bhandler, _mali_osk_irq_trigger_t trigger_func, _mali_osk_irq_ack_t ack_func, void *data, const char *description )
{
mali_osk_irq_object_t *irq_object;
irq_object = kmalloc(sizeof(mali_osk_irq_object_t), GFP_KERNEL);
if (NULL == irq_object) return NULL;
/* workqueue API changed in 2.6.20, support both versions: */
#if defined(INIT_DELAYED_WORK)
/* New syntax: INIT_WORK( struct work_struct *work, void (*function)(struct work_struct *)) */
INIT_WORK( &irq_object->work_queue_irq_handle, irq_handler_bottom_half);
#else
/* Old syntax: INIT_WORK( struct work_struct *work, void (*function)(void *), void *data) */
INIT_WORK( &irq_object->work_queue_irq_handle, irq_handler_bottom_half, irq_object);
#endif /* defined(INIT_DELAYED_WORK) */
if (-1 == irqnum)
{
/* Probe for IRQ */
if ( (NULL != trigger_func) && (NULL != ack_func) )
{
unsigned long probe_count = 3;
_mali_osk_errcode_t err;
int irq;
MALI_DEBUG_PRINT(2, ("Probing for irq\n"));
do
{
unsigned long mask;
mask = probe_irq_on();
trigger_func(data);
_mali_osk_time_ubusydelay(5);
irq = probe_irq_off(mask);
err = ack_func(data);
}
while (irq < 0 && (err == _MALI_OSK_ERR_OK) && probe_count--);
if (irq < 0 || (_MALI_OSK_ERR_OK != err)) irqnum = -1;
else irqnum = irq;
}
else irqnum = -1; /* no probe functions, fault */
if (-1 != irqnum)
{
/* found an irq */
MALI_DEBUG_PRINT(2, ("Found irq %d\n", irqnum));
}
else
{
MALI_DEBUG_PRINT(2, ("Probe for irq failed\n"));
}
}
irq_object->irqnum = irqnum;
irq_object->uhandler = uhandler;
irq_object->bhandler = bhandler;
irq_object->data = data;
/* Is this a real IRQ handler we need? */
if (!mali_benchmark && irqnum != _MALI_OSK_IRQ_NUMBER_FAKE && irqnum != _MALI_OSK_IRQ_NUMBER_PMM)
{
if (-1 == irqnum)
{
MALI_DEBUG_PRINT(2, ("No IRQ for core '%s' found during probe\n", description));
kfree(irq_object);
return NULL;
}
if (0 != request_irq(irqnum, irq_handler_upper_half, IRQF_SHARED, description, irq_object))
{
MALI_DEBUG_PRINT(2, ("Unable to install IRQ handler for core '%s'\n", description));
kfree(irq_object);
return NULL;
}
}
if (mali_irq_wq == NULL)
{
mali_irq_wq = create_singlethread_workqueue("mali-pmm-wq");
}
return irq_object;
}
开发者ID:Android-Dongyf，项目名称:itop-kernel，代码行数:87，代码来源:mali_osk_irq.c
示例15: elplus_setup
static int __init elplus_setup(struct net_device *dev)
{
elp_device *adapter = netdev_priv(dev);
int i, tries, tries1, okay;
unsigned long timeout;
unsigned long cookie = 0;
int err = -ENODEV;
dev->base_addr = elp_autodetect(dev);
if (!dev->base_addr)
return -ENODEV;
adapter->send_pcb_semaphore = 0;
for (tries1 = 0; tries1 < 3; tries1++) {
outb_control((adapter->hcr_val | CMDE) & ~DIR, dev);
timeout = jiffies + 5*HZ/100;
okay = 0;
while (time_before(jiffies, timeout) && !(inb_status(dev->base_addr) & HCRE));
if ((inb_status(dev->base_addr) & HCRE)) {
outb_command(0, dev->base_addr);
timeout = jiffies + 5*HZ/100;
while (time_before(jiffies, timeout) && !(inb_status(dev->base_addr) & HCRE));
if (inb_status(dev->base_addr) & HCRE)
okay = 1;
}
if (!okay) {
pr_err("%s: command register wouldn't drain, ", dev->name);
if ((inb_status(dev->base_addr) & 7) == 3) {
pr_cont("assuming 3c505 still starting\n");
timeout = jiffies + 10*HZ;
while (time_before(jiffies, timeout) && (inb_status(dev->base_addr) & 7));
if (inb_status(dev->base_addr) & 7) {
pr_err("%s: 3c505 failed to start\n", dev->name);
} else {
okay = 1;
}
} else {
pr_cont("3c505 is sulking\n");
}
}
for (tries = 0; tries < 5 && okay; tries++) {
adapter->tx_pcb.command = CMD_STATION_ADDRESS;
adapter->tx_pcb.length = 0;
cookie = probe_irq_on();
if (!send_pcb(dev, &adapter->tx_pcb)) {
pr_err("%s: could not send first PCB\n", dev->name);
probe_irq_off(cookie);
continue;
}
if (!receive_pcb(dev, &adapter->rx_pcb)) {
pr_err("%s: could not read first PCB\n", dev->name);
probe_irq_off(cookie);
continue;
}
if ((adapter->rx_pcb.command != CMD_ADDRESS_RESPONSE) ||
(adapter->rx_pcb.length != 6)) {
pr_err("%s: first PCB wrong (%d, %d)\n", dev->name,
adapter->rx_pcb.command, adapter->rx_pcb.length);
probe_irq_off(cookie);
continue;
}
goto okay;
}
pr_info("%s: resetting adapter\n", dev->name);
outb_control(adapter->hcr_val | FLSH | ATTN, dev);
outb_control(adapter->hcr_val & ~(FLSH | ATTN), dev);
}
pr_err("%s: failed to initialise 3c505\n", dev->name);
goto out;
okay:
if (dev->irq) {
int rpt = probe_irq_off(cookie);
if (dev->irq != rpt) {
pr_warning("%s: warning, irq %d configured but %d detected\n", dev->name, dev->irq, rpt);
}
} else
dev->irq = probe_irq_off(cookie);
switch (dev->irq) {
case 0:
pr_err("%s: IRQ probe failed: check 3c505 jumpers.\n",
dev->name);
goto out;
case 1:
case 6:
case 8:
case 13:
pr_err("%s: Impossible IRQ %d reported by probe_irq_off().\n",
dev->name, dev->irq);
goto out;
}
outb_control(adapter->hcr_val & ~CMDE, dev);
for (i = 0; i < 6; i++)
dev->dev_addr[i] = adapter->rx_pcb.data.eth_addr[i];
//.........这里部分代码省略.........
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:101，代码来源:3c505.c
示例16: ucb1400_ts_thread
//.........这里部分代码省略.........
wait_event_freezable_timeout(ucb->ts_wait,
ucb->irq_pending || ucb->ts_restart ||
kthread_should_stop(), timeout);
}
/* Send the "pen off" if we are stopping with the pen still active */
if (valid)
ucb1400_ts_event_release(ucb->ts_idev);
ucb->ts_task = NULL;
return 0;
}
static irqreturn_t ucb1400_hard_irq(int irqnr, void *devid)
{
struct ucb1400_ts *ucb = devid;
if (irqnr == ucb->irq) {
disable_irq_nosync(ucb->irq);
ucb->irq_pending = 1;
wake_up(&ucb->ts_wait);
return IRQ_HANDLED;
}
return IRQ_NONE;
}
static int ucb1400_ts_open(struct input_dev *idev)
{
struct ucb1400_ts *ucb = input_get_drvdata(idev);
int ret = 0;
BUG_ON(ucb->ts_task);
ucb->ts_task = kthread_run(ucb1400_ts_thread, ucb, "UCB1400_ts");
if (IS_ERR(ucb->ts_task)) {
ret = PTR_ERR(ucb->ts_task);
ucb->ts_task = NULL;
}
return ret;
}
static void ucb1400_ts_close(struct input_dev *idev)
{
struct ucb1400_ts *ucb = input_get_drvdata(idev);
if (ucb->ts_task)
kthread_stop(ucb->ts_task);
ucb1400_ts_irq_disable(ucb->ac97);
ucb1400_reg_write(ucb->ac97, UCB_TS_CR, 0);
}
#ifndef NO_IRQ
#define NO_IRQ 0
#endif
static int ucb1400_ts_detect_irq(struct ucb1400_ts *ucb)
{
unsigned long mask, timeout;
mask = probe_irq_on();
/* Enable the ADC interrupt. */
ucb1400_reg_write(ucb->ac97, UCB_IE_RIS, UCB_IE_ADC);
ucb1400_reg_write(ucb->ac97, UCB_IE_FAL, UCB_IE_ADC);
ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0xffff);
ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0);
/* Cause an ADC interrupt. */
ucb1400_reg_write(ucb->ac97, UCB_ADC_CR, UCB_ADC_ENA);
ucb1400_reg_write(ucb->ac97, UCB_ADC_CR, UCB_ADC_ENA | UCB_ADC_START);
/* Wait for the conversion to complete. */
timeout = jiffies + HZ/2;
while (!(ucb1400_reg_read(ucb->ac97, UCB_ADC_DATA) &
UCB_ADC_DAT_VALID)) {
cpu_relax();
if (time_after(jiffies, timeout)) {
printk(KERN_ERR "ucb1400: timed out in IRQ probe\n");
probe_irq_off(mask);
return -ENODEV;
}
}
ucb1400_reg_write(ucb->ac97, UCB_ADC_CR, 0);
/* Disable and clear interrupt. */
ucb1400_reg_write(ucb->ac97, UCB_IE_RIS, 0);
ucb1400_reg_write(ucb->ac97, UCB_IE_FAL, 0);
ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0xffff);
ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0);
/* Read triggered interrupt. */
ucb->irq = probe_irq_off(mask);
if (ucb->irq < 0 || ucb->irq == NO_IRQ)
return -ENODEV;
return 0;
}
开发者ID:Medvedroid，项目名称:OT_903D-kernel-2.6.35.7，代码行数:101，代码来源:ucb1400_ts.c
示例17: tor_probe
/* device probe routine .. determines if the Tormenta device is present in
the system */
static int
tor_probe(void)
{
int i,status;
u_char c1,c2;
maddr = phys_to_virt(base);
status = -1; /* default status return is 'not present' */
clockvals = clockvals_t1;
datxlt = datxlt_t1;
chseq = chseq_t1;
/* initialize control register */
setctlreg(MASTERCLOCK);
/* init all the registers in first T-1 chip to 0 */
for(i = 0; i <= 0xff; i++) t1out(1,i,0); /* set register to 0 */
/* simple test that will fail if tried in an array of standard memory */
/* put an 0x55 here */
t1out(1,0x2b,0x55);
/* put an 0xaa here */
t1out(1,0x2c,0xaa);
/* get input from first location */
c1 = t1in(1,0x2b);
/* get input from second location */
c2 = t1in(1,0x2c);
/* see if we read back what we put in */
if ((c1 == 0x55) && (c2 == 0xaa)) {
/* We now need to determine card type */
/* This test is documented in Dallas app note 341 */
t1out(1, 0x7D, 0);
t1out(1, 0x36, 0);
t1out(1, 0x15, 0);
t1out(1, 0x19, 0);
t1out(1, 0x23, 0x55);
c1 = t1in(1, 0x23);
if (c1 == 0x55) { /* if this is an E-1 card */
clockvals = clockvals_e1;
chseq = chseq_e1;
channels_per_span = 31;
datxlt = datxlt_e1;
card_type = TYPE_E1;
/* initialize control register */
setctlreg(MASTERCLOCK);
}
/* Try to get the irq if the user didn't specify one */
if (irq < 1) {
#ifdef LINUX26
unsigned long irqs;
unsigned long delay = jiffies + 5;
irqs = probe_irq_on();
setctlreg(MASTERCLOCK|INTENA);
while((long)(jiffies - delay) < 0);
irq = probe_irq_off(irqs);
#else
autoirq_setup(0);
setctlreg(MASTERCLOCK|INTENA);
/* Wait a jiffie -- that's plenty of time */
irq = autoirq_report(5);
#endif
}
/* disable interrupts having gotten one */
setctlreg(MASTERCLOCK);
if (irq == 2)
irq = 9;
if (irq) {
/* init both STPA's to all silence */
for(i = 0; i < 32; i++) maddr[i] = 0x7f7f;
status = 0; /* found */
if (debug)
printk("ISA Tormenta %s Card found at base addr 0x%lx, irq %d\n",
((card_type == TYPE_E1) ? "E1" : "T1"),
base,irq);
} else
printk("ISA Tormenta %s Card found at base addr 0x%lx, but unable to determine IRQ. Try using irq= option\n",
((card_type == TYPE_E1) ? "E1" : "T1"), base );
}
return status;
}
开发者ID:hwstar，项目名称:astsrc-1.4.23-pre，代码行数:85，代码来源:torisa.c
示例18: el1_probe1
static int __init el1_probe1(struct net_device *dev, int ioaddr)
{
struct net_local *lp;
const char *mname; /* Vendor name */
unsigned char station_addr[6];
int autoirq = 0;
int i;
/*
* Reserve I/O resource for exclusive use by this driver
*/
if (!request_region(ioaddr, EL1_IO_EXTENT, DRV_NAME))
return -ENODEV;
/*
* Read the station address PROM data from the special port.
*/
for (i = 0; i < 6; i++) {
outw(i, ioaddr + EL1_DATAPTR);
station_addr[i] = inb(ioaddr + EL1_SAPROM);
}
/*
* Check the first three octets of the S.A. for 3Com's prefix, or
* for the Sager NP943 prefix.
*/
if (station_addr[0] == 0x02 && station_addr[1] == 0x60 &&
station_addr[2] == 0x8c)
mname = "3c501";
else if (station_addr[0] == 0x00 && station_addr[1] == 0x80 &&
station_addr[2] == 0xC8)
mname = "NP943";
else {
release_region(ioaddr, EL1_IO_EXTENT);
return -ENODEV;
}
/*
* We auto-IRQ by shutting off the interrupt line and letting it
* float high.
*/
dev->irq = irq;
if (dev->irq < 2) {
unsigned long irq_mask;
irq_mask = probe_irq_on();
inb(RX_STATUS); /* Clear pending interrupts. */
inb(TX_STATUS);
outb(AX_LOOP + 1, AX_CMD);
outb(0x00, AX_CMD);
mdelay(20);
autoirq = probe_irq_off(irq_mask);
if (autoirq == 0) {
pr_warning("%s probe at %#x failed to detect IRQ line.\n",
mname, ioaddr);
release_region(ioaddr, EL1_IO_EXTENT);
return -EAGAIN;
}
}
outb(AX_RESET+AX_LOOP, AX_CMD); /* Loopback mode. */
dev->base_addr = ioaddr;
memcpy(dev->dev_addr, station_addr, ETH_ALEN);
if (mem_start & 0xf)
el_debug = mem_start & 0x7;
if (autoirq)
dev->irq = autoirq;
pr_info("%s: %s EtherLink at %#lx, using %sIRQ %d.\n",
dev->name, mname, dev->base_addr,
autoirq ? "auto":"assigned ", dev->irq);
#ifdef CONFIG_IP_MULTICAST
pr_warning("WARNING: Use of the 3c501 in a multicast kernel is NOT recommended.\n");
#endif
if (el_debug)
pr_debug("%s", version);
lp = netdev_priv(dev);
memset(lp, 0, sizeof(struct net_local));
spin_lock_init(&lp->lock);
/*
* The EL1-specific entries in the device structure.
*/
dev->netdev_ops = &el_netdev_ops;
dev->watchdog_timeo = HZ;
dev->ethtool_ops = &netdev_ethtool_ops;
return 0;
}
开发者ID:ARMWorks，项目名称:FA_2451_Linux_Kernel，代码行数:100，代码来源:3c501.c
示例19: ucb1400_ts_thread
//.........这里部分代码省略.........
BUG_ON(ucb->ts_task);
ucb->ts_task = kthread_run(ucb1400_ts_thread, ucb, "UCB1400_ts");
if (IS_ERR(ucb->ts_task)) {
ret = PTR_ERR(ucb->ts_task);
ucb->ts_task = NULL;
}
return ret;
}
static void ucb1400_ts_close(struct input_dev *idev)
{
struct ucb1400 *ucb = input_get_drvdata(idev);
if (ucb->ts_task)
{
kthread_stop(ucb->ts_task);
while(ucb->ts_task!=NULL) udelay(100);
}
ucb1400_ts_irq_disable(ucb);
ucb1400_reg_write(ucb, UCB_TS_CR, 0);
}
#ifdef CONFIG_PM
static int ucb1400_ts_resume(struct device *dev)
{
struct ucb1400 *ucb = dev_get_drvdata(dev);
if (ucb->ts_task) {
/*
* Restart the TS thread to ensure the
* TS interrupt mode is set up again
* after sleep.
*/
ucb->ts_restart = 1;
wake_up(&ucb->ts_wait);
}
return 0;
}
#else
#define ucb1400_ts_resume NULL
#endif
#ifndef NO_IRQ
#define NO_IRQ 0
#endif
/*
* Try to probe our interrupt, rather than relying on lots of
* hard-coded machine dependencies.
*/
static int ucb1400_detect_irq(struct ucb1400 *ucb)
{
unsigned long mask, timeout;
#if CONFIG_TOUCHSCREEN_UCB1400_IRQ == 0
mask = probe_irq_on();
if (!mask) {
probe_irq_off(mask);
return -EBUSY;
}
/* Enable the ADC interrupt. */
ucb1400_reg_write(ucb, UCB_IE_RIS, UCB_IE_ADC);
ucb1400_reg_write(ucb, UCB_IE_FAL, UCB_IE_ADC);
ucb1400_reg_write(ucb, UCB_IE_CLEAR, 0xffff);
ucb1400_reg_write(ucb, UCB_IE_CLEAR, 0);
/* Cause an ADC interrupt. */
ucb1400_reg_write(ucb, UCB_ADC_CR, UCB_ADC_ENA);
ucb1400_reg_write(ucb, UCB_ADC_CR, UCB_ADC_ENA | UCB_ADC_START);
/* Wait for the conversion to complete. */
timeout = jiffies + HZ/2;
while (!(ucb1400_reg_read(ucb, UCB_ADC_DATA) & UCB_ADC_DAT_VALID)) {
cpu_relax();
if (time_after(jiffies, timeout)) {
printk(KERN_ERR "ucb1400: timed out in IRQ probe\n");
probe_irq_off(mask);
return -ENODEV;
}
}
ucb1400_reg_write(ucb, UCB_ADC_CR, 0);
/* Disable and clear interrupt. */
ucb1400_reg_write(ucb, UCB_IE_RIS, 0);
ucb1400_reg_write(ucb, UCB_IE_FAL, 0);
ucb1400_reg_write(ucb, UCB_IE_CLEAR, 0xffff);
ucb1400_reg_write(ucb, UCB_IE_CLEAR, 0);
/* Read triggered interrupt. */
ucb->irq = probe_irq_off(mask);
#else
ucb->irq = CONFIG_TOUCHSCREEN_UCB1400_IRQ;
#endif
if (ucb->irq < 0 || ucb->irq == NO_IRQ)
return -ENODEV;
return 0;
}
开发者ID:robacklin，项目名称:nxc2620，代码行数:101，代码来源:ucb1400_ts.c
示例20: elplus_setup
static int __init elplus_setup(struct net_device *dev)
{
elp_device *adapter = dev->priv;
int i, tries, tries1, okay;
unsigned long timeout;
unsigned long cookie = 0;
int err = -ENODEV;
SET_MODULE
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