Lines Matching refs:devp
126 struct hpet_dev *devp; in hpet_interrupt() local
129 devp = data; in hpet_interrupt()
130 isr = 1 << (devp - devp->hd_hpets->hp_dev); in hpet_interrupt()
132 if ((devp->hd_flags & HPET_SHARED_IRQ) && in hpet_interrupt()
133 !(isr & readl(&devp->hd_hpet->hpet_isr))) in hpet_interrupt()
137 devp->hd_irqdata++; in hpet_interrupt()
143 if ((devp->hd_flags & (HPET_IE | HPET_PERIODIC)) == HPET_IE) { in hpet_interrupt()
145 struct hpet __iomem *hpet = devp->hd_hpet; in hpet_interrupt()
146 struct hpets *hpetp = devp->hd_hpets; in hpet_interrupt()
148 t = devp->hd_ireqfreq; in hpet_interrupt()
149 read_counter(&devp->hd_timer->hpet_compare); in hpet_interrupt()
169 &devp->hd_timer->hpet_compare); in hpet_interrupt()
172 if (devp->hd_flags & HPET_SHARED_IRQ) in hpet_interrupt()
173 writel(isr, &devp->hd_hpet->hpet_isr); in hpet_interrupt()
176 wake_up_interruptible(&devp->hd_waitqueue); in hpet_interrupt()
178 kill_fasync(&devp->hd_async_queue, SIGIO, POLL_IN); in hpet_interrupt()
183 static void hpet_timer_set_irq(struct hpet_dev *devp) in hpet_timer_set_irq() argument
190 if (devp->hd_hdwirq) { in hpet_timer_set_irq()
195 timer = devp->hd_timer; in hpet_timer_set_irq()
236 devp->hd_hdwirq = gsi; in hpet_timer_set_irq()
244 struct hpet_dev *devp; in hpet_open() local
254 for (devp = NULL, hpetp = hpets; hpetp && !devp; hpetp = hpetp->hp_next) in hpet_open()
259 devp = &hpetp->hp_dev[i]; in hpet_open()
263 if (!devp) { in hpet_open()
269 file->private_data = devp; in hpet_open()
270 devp->hd_irqdata = 0; in hpet_open()
271 devp->hd_flags |= HPET_OPEN; in hpet_open()
275 hpet_timer_set_irq(devp); in hpet_open()
286 struct hpet_dev *devp; in hpet_read() local
288 devp = file->private_data; in hpet_read()
289 if (!devp->hd_ireqfreq) in hpet_read()
295 add_wait_queue(&devp->hd_waitqueue, &wait); in hpet_read()
301 data = devp->hd_irqdata; in hpet_read()
302 devp->hd_irqdata = 0; in hpet_read()
322 remove_wait_queue(&devp->hd_waitqueue, &wait); in hpet_read()
330 struct hpet_dev *devp; in hpet_poll() local
332 devp = file->private_data; in hpet_poll()
334 if (!devp->hd_ireqfreq) in hpet_poll()
337 poll_wait(file, &devp->hd_waitqueue, wait); in hpet_poll()
340 v = devp->hd_irqdata; in hpet_poll()
366 struct hpet_dev *devp; in hpet_mmap() local
372 devp = file->private_data; in hpet_mmap()
373 addr = devp->hd_hpets->hp_hpet_phys; in hpet_mmap()
390 struct hpet_dev *devp; in hpet_fasync() local
392 devp = file->private_data; in hpet_fasync()
394 if (fasync_helper(fd, file, on, &devp->hd_async_queue) >= 0) in hpet_fasync()
402 struct hpet_dev *devp; in hpet_release() local
406 devp = file->private_data; in hpet_release()
407 timer = devp->hd_timer; in hpet_release()
414 irq = devp->hd_irq; in hpet_release()
415 devp->hd_irq = 0; in hpet_release()
417 devp->hd_ireqfreq = 0; in hpet_release()
419 if (devp->hd_flags & HPET_PERIODIC in hpet_release()
428 devp->hd_flags &= ~(HPET_OPEN | HPET_IE | HPET_PERIODIC); in hpet_release()
432 free_irq(irq, devp); in hpet_release()
438 static int hpet_ioctl_ieon(struct hpet_dev *devp) in hpet_ioctl_ieon() argument
447 timer = devp->hd_timer; in hpet_ioctl_ieon()
448 hpet = devp->hd_hpet; in hpet_ioctl_ieon()
449 hpetp = devp->hd_hpets; in hpet_ioctl_ieon()
451 if (!devp->hd_ireqfreq) in hpet_ioctl_ieon()
456 if (devp->hd_flags & HPET_IE) { in hpet_ioctl_ieon()
461 devp->hd_flags |= HPET_IE; in hpet_ioctl_ieon()
464 devp->hd_flags |= HPET_SHARED_IRQ; in hpet_ioctl_ieon()
467 irq = devp->hd_hdwirq; in hpet_ioctl_ieon()
472 if (devp->hd_flags & HPET_SHARED_IRQ) { in hpet_ioctl_ieon()
483 isr = 1 << (devp - devp->hd_hpets->hp_dev); in hpet_ioctl_ieon()
487 sprintf(devp->hd_name, "hpet%d", (int)(devp - hpetp->hp_dev)); in hpet_ioctl_ieon()
488 irq_flags = devp->hd_flags & HPET_SHARED_IRQ ? IRQF_SHARED : 0; in hpet_ioctl_ieon()
490 devp->hd_name, (void *)devp)) { in hpet_ioctl_ieon()
498 devp->hd_flags ^= HPET_IE; in hpet_ioctl_ieon()
503 devp->hd_irq = irq; in hpet_ioctl_ieon()
504 t = devp->hd_ireqfreq; in hpet_ioctl_ieon()
512 if (devp->hd_flags & HPET_PERIODIC) { in hpet_ioctl_ieon()
538 if (devp->hd_flags & HPET_SHARED_IRQ) { in hpet_ioctl_ieon()
539 isr = 1 << (devp - devp->hd_hpets->hp_dev); in hpet_ioctl_ieon()
559 hpet_ioctl_common(struct hpet_dev *devp, unsigned int cmd, unsigned long arg, in hpet_ioctl_common() argument
573 timer = devp->hd_timer; in hpet_ioctl_common()
574 hpetp = devp->hd_hpets; in hpet_ioctl_common()
577 return hpet_ioctl_ieon(devp); in hpet_ioctl_common()
586 if ((devp->hd_flags & HPET_IE) == 0) in hpet_ioctl_common()
591 if (devp->hd_irq) { in hpet_ioctl_common()
592 free_irq(devp->hd_irq, devp); in hpet_ioctl_common()
593 devp->hd_irq = 0; in hpet_ioctl_common()
595 devp->hd_flags ^= HPET_IE; in hpet_ioctl_common()
600 if (devp->hd_ireqfreq) in hpet_ioctl_common()
602 hpet_time_div(hpetp, devp->hd_ireqfreq); in hpet_ioctl_common()
606 info->hi_timer = devp - hpetp->hp_dev; in hpet_ioctl_common()
615 devp->hd_flags |= HPET_PERIODIC; in hpet_ioctl_common()
623 if (devp->hd_flags & HPET_PERIODIC && in hpet_ioctl_common()
629 devp->hd_flags &= ~HPET_PERIODIC; in hpet_ioctl_common()
643 devp->hd_ireqfreq = hpet_time_div(hpetp, arg); in hpet_ioctl_common()
747 struct hpet_dev *devp; in __hpet_calibrate() local
751 for (j = 0, devp = hpetp->hp_dev; j < hpetp->hp_ntimer; j++, devp++) in __hpet_calibrate()
752 if ((devp->hd_flags & HPET_OPEN) == 0) { in __hpet_calibrate()
753 timer = devp->hd_timer; in __hpet_calibrate()
803 struct hpet_dev *devp; in hpet_alloc() local
887 for (i = 0, devp = hpetp->hp_dev; i < hpetp->hp_ntimer; i++, devp++) { in hpet_alloc()
890 timer = &hpet->hpet_timers[devp - hpetp->hp_dev]; in hpet_alloc()
892 devp->hd_hpets = hpetp; in hpet_alloc()
893 devp->hd_hpet = hpet; in hpet_alloc()
894 devp->hd_timer = timer; in hpet_alloc()
901 devp->hd_flags = HPET_OPEN; in hpet_alloc()
905 init_waitqueue_head(&devp->hd_waitqueue); in hpet_alloc()