Lines Matching refs:devp
106 struct hpet_dev *devp; in hpet_interrupt() local
109 devp = data; in hpet_interrupt()
110 isr = 1 << (devp - devp->hd_hpets->hp_dev); in hpet_interrupt()
112 if ((devp->hd_flags & HPET_SHARED_IRQ) && in hpet_interrupt()
113 !(isr & readl(&devp->hd_hpet->hpet_isr))) in hpet_interrupt()
117 devp->hd_irqdata++; in hpet_interrupt()
123 if ((devp->hd_flags & (HPET_IE | HPET_PERIODIC)) == HPET_IE) { in hpet_interrupt()
125 struct hpet __iomem *hpet = devp->hd_hpet; in hpet_interrupt()
126 struct hpets *hpetp = devp->hd_hpets; in hpet_interrupt()
128 t = devp->hd_ireqfreq; in hpet_interrupt()
129 read_counter(&devp->hd_timer->hpet_compare); in hpet_interrupt()
149 &devp->hd_timer->hpet_compare); in hpet_interrupt()
152 if (devp->hd_flags & HPET_SHARED_IRQ) in hpet_interrupt()
153 writel(isr, &devp->hd_hpet->hpet_isr); in hpet_interrupt()
156 wake_up_interruptible(&devp->hd_waitqueue); in hpet_interrupt()
158 kill_fasync(&devp->hd_async_queue, SIGIO, POLL_IN); in hpet_interrupt()
163 static void hpet_timer_set_irq(struct hpet_dev *devp) in hpet_timer_set_irq() argument
171 if (devp->hd_hdwirq) { in hpet_timer_set_irq()
176 timer = devp->hd_timer; in hpet_timer_set_irq()
217 devp->hd_hdwirq = gsi; in hpet_timer_set_irq()
225 struct hpet_dev *devp; in hpet_open() local
235 for (devp = NULL, hpetp = hpets; hpetp && !devp; hpetp = hpetp->hp_next) in hpet_open()
240 devp = &hpetp->hp_dev[i]; in hpet_open()
244 if (!devp) { in hpet_open()
250 file->private_data = devp; in hpet_open()
251 devp->hd_irqdata = 0; in hpet_open()
252 devp->hd_flags |= HPET_OPEN; in hpet_open()
256 hpet_timer_set_irq(devp); in hpet_open()
267 struct hpet_dev *devp; in hpet_read() local
269 devp = file->private_data; in hpet_read()
270 if (!devp->hd_ireqfreq) in hpet_read()
281 add_wait_queue(&devp->hd_waitqueue, &wait); in hpet_read()
287 data = devp->hd_irqdata; in hpet_read()
288 devp->hd_irqdata = 0; in hpet_read()
315 remove_wait_queue(&devp->hd_waitqueue, &wait); in hpet_read()
323 struct hpet_dev *devp; in hpet_poll() local
325 devp = file->private_data; in hpet_poll()
327 if (!devp->hd_ireqfreq) in hpet_poll()
330 poll_wait(file, &devp->hd_waitqueue, wait); in hpet_poll()
333 v = devp->hd_irqdata; in hpet_poll()
359 struct hpet_dev *devp; in hpet_mmap() local
365 devp = file->private_data; in hpet_mmap()
366 addr = devp->hd_hpets->hp_hpet_phys; in hpet_mmap()
383 struct hpet_dev *devp; in hpet_fasync() local
385 devp = file->private_data; in hpet_fasync()
387 if (fasync_helper(fd, file, on, &devp->hd_async_queue) >= 0) in hpet_fasync()
395 struct hpet_dev *devp; in hpet_release() local
399 devp = file->private_data; in hpet_release()
400 timer = devp->hd_timer; in hpet_release()
407 irq = devp->hd_irq; in hpet_release()
408 devp->hd_irq = 0; in hpet_release()
410 devp->hd_ireqfreq = 0; in hpet_release()
412 if (devp->hd_flags & HPET_PERIODIC in hpet_release()
421 devp->hd_flags &= ~(HPET_OPEN | HPET_IE | HPET_PERIODIC); in hpet_release()
425 free_irq(irq, devp); in hpet_release()
431 static int hpet_ioctl_ieon(struct hpet_dev *devp) in hpet_ioctl_ieon() argument
440 timer = devp->hd_timer; in hpet_ioctl_ieon()
441 hpet = devp->hd_hpet; in hpet_ioctl_ieon()
442 hpetp = devp->hd_hpets; in hpet_ioctl_ieon()
444 if (!devp->hd_ireqfreq) in hpet_ioctl_ieon()
449 if (devp->hd_flags & HPET_IE) { in hpet_ioctl_ieon()
454 devp->hd_flags |= HPET_IE; in hpet_ioctl_ieon()
457 devp->hd_flags |= HPET_SHARED_IRQ; in hpet_ioctl_ieon()
460 irq = devp->hd_hdwirq; in hpet_ioctl_ieon()
465 if (devp->hd_flags & HPET_SHARED_IRQ) { in hpet_ioctl_ieon()
476 isr = 1 << (devp - devp->hd_hpets->hp_dev); in hpet_ioctl_ieon()
480 sprintf(devp->hd_name, "hpet%d", (int)(devp - hpetp->hp_dev)); in hpet_ioctl_ieon()
481 irq_flags = devp->hd_flags & HPET_SHARED_IRQ ? IRQF_SHARED : 0; in hpet_ioctl_ieon()
483 devp->hd_name, (void *)devp)) { in hpet_ioctl_ieon()
491 devp->hd_flags ^= HPET_IE; in hpet_ioctl_ieon()
496 devp->hd_irq = irq; in hpet_ioctl_ieon()
497 t = devp->hd_ireqfreq; in hpet_ioctl_ieon()
505 if (devp->hd_flags & HPET_PERIODIC) { in hpet_ioctl_ieon()
531 if (devp->hd_flags & HPET_SHARED_IRQ) { in hpet_ioctl_ieon()
532 isr = 1 << (devp - devp->hd_hpets->hp_dev); in hpet_ioctl_ieon()
552 hpet_ioctl_common(struct hpet_dev *devp, unsigned int cmd, unsigned long arg, in hpet_ioctl_common() argument
566 timer = devp->hd_timer; in hpet_ioctl_common()
567 hpetp = devp->hd_hpets; in hpet_ioctl_common()
570 return hpet_ioctl_ieon(devp); in hpet_ioctl_common()
579 if ((devp->hd_flags & HPET_IE) == 0) in hpet_ioctl_common()
584 if (devp->hd_irq) { in hpet_ioctl_common()
585 free_irq(devp->hd_irq, devp); in hpet_ioctl_common()
586 devp->hd_irq = 0; in hpet_ioctl_common()
588 devp->hd_flags ^= HPET_IE; in hpet_ioctl_common()
593 if (devp->hd_ireqfreq) in hpet_ioctl_common()
595 hpet_time_div(hpetp, devp->hd_ireqfreq); in hpet_ioctl_common()
599 info->hi_timer = devp - hpetp->hp_dev; in hpet_ioctl_common()
608 devp->hd_flags |= HPET_PERIODIC; in hpet_ioctl_common()
616 if (devp->hd_flags & HPET_PERIODIC && in hpet_ioctl_common()
622 devp->hd_flags &= ~HPET_PERIODIC; in hpet_ioctl_common()
636 devp->hd_ireqfreq = hpet_time_div(hpetp, arg); in hpet_ioctl_common()
750 struct hpet_dev *devp; in __hpet_calibrate() local
754 for (j = 0, devp = hpetp->hp_dev; j < hpetp->hp_ntimer; j++, devp++) in __hpet_calibrate()
755 if ((devp->hd_flags & HPET_OPEN) == 0) { in __hpet_calibrate()
756 timer = devp->hd_timer; in __hpet_calibrate()
806 struct hpet_dev *devp; in hpet_alloc() local
890 for (i = 0, devp = hpetp->hp_dev; i < hpetp->hp_ntimer; i++, devp++) { in hpet_alloc()
893 timer = &hpet->hpet_timers[devp - hpetp->hp_dev]; in hpet_alloc()
895 devp->hd_hpets = hpetp; in hpet_alloc()
896 devp->hd_hpet = hpet; in hpet_alloc()
897 devp->hd_timer = timer; in hpet_alloc()
904 devp->hd_flags = HPET_OPEN; in hpet_alloc()
908 init_waitqueue_head(&devp->hd_waitqueue); in hpet_alloc()