Lines Matching refs:devp
141 struct hpet_dev *devp; in hpet_interrupt() local
144 devp = data; in hpet_interrupt()
145 isr = 1 << (devp - devp->hd_hpets->hp_dev); in hpet_interrupt()
147 if ((devp->hd_flags & HPET_SHARED_IRQ) && in hpet_interrupt()
148 !(isr & readl(&devp->hd_hpet->hpet_isr))) in hpet_interrupt()
152 devp->hd_irqdata++; in hpet_interrupt()
158 if ((devp->hd_flags & (HPET_IE | HPET_PERIODIC)) == HPET_IE) { in hpet_interrupt()
160 struct hpet __iomem *hpet = devp->hd_hpet; in hpet_interrupt()
161 struct hpets *hpetp = devp->hd_hpets; in hpet_interrupt()
163 t = devp->hd_ireqfreq; in hpet_interrupt()
164 m = read_counter(&devp->hd_timer->hpet_compare); in hpet_interrupt()
184 &devp->hd_timer->hpet_compare); in hpet_interrupt()
187 if (devp->hd_flags & HPET_SHARED_IRQ) in hpet_interrupt()
188 writel(isr, &devp->hd_hpet->hpet_isr); in hpet_interrupt()
191 wake_up_interruptible(&devp->hd_waitqueue); in hpet_interrupt()
193 kill_fasync(&devp->hd_async_queue, SIGIO, POLL_IN); in hpet_interrupt()
198 static void hpet_timer_set_irq(struct hpet_dev *devp) in hpet_timer_set_irq() argument
205 if (devp->hd_hdwirq) { in hpet_timer_set_irq()
210 timer = devp->hd_timer; in hpet_timer_set_irq()
251 devp->hd_hdwirq = gsi; in hpet_timer_set_irq()
259 struct hpet_dev *devp; in hpet_open() local
269 for (devp = NULL, hpetp = hpets; hpetp && !devp; hpetp = hpetp->hp_next) in hpet_open()
274 devp = &hpetp->hp_dev[i]; in hpet_open()
278 if (!devp) { in hpet_open()
284 file->private_data = devp; in hpet_open()
285 devp->hd_irqdata = 0; in hpet_open()
286 devp->hd_flags |= HPET_OPEN; in hpet_open()
290 hpet_timer_set_irq(devp); in hpet_open()
301 struct hpet_dev *devp; in hpet_read() local
303 devp = file->private_data; in hpet_read()
304 if (!devp->hd_ireqfreq) in hpet_read()
310 add_wait_queue(&devp->hd_waitqueue, &wait); in hpet_read()
316 data = devp->hd_irqdata; in hpet_read()
317 devp->hd_irqdata = 0; in hpet_read()
337 remove_wait_queue(&devp->hd_waitqueue, &wait); in hpet_read()
345 struct hpet_dev *devp; in hpet_poll() local
347 devp = file->private_data; in hpet_poll()
349 if (!devp->hd_ireqfreq) in hpet_poll()
352 poll_wait(file, &devp->hd_waitqueue, wait); in hpet_poll()
355 v = devp->hd_irqdata; in hpet_poll()
381 struct hpet_dev *devp; in hpet_mmap() local
387 devp = file->private_data; in hpet_mmap()
388 addr = devp->hd_hpets->hp_hpet_phys; in hpet_mmap()
405 struct hpet_dev *devp; in hpet_fasync() local
407 devp = file->private_data; in hpet_fasync()
409 if (fasync_helper(fd, file, on, &devp->hd_async_queue) >= 0) in hpet_fasync()
417 struct hpet_dev *devp; in hpet_release() local
421 devp = file->private_data; in hpet_release()
422 timer = devp->hd_timer; in hpet_release()
429 irq = devp->hd_irq; in hpet_release()
430 devp->hd_irq = 0; in hpet_release()
432 devp->hd_ireqfreq = 0; in hpet_release()
434 if (devp->hd_flags & HPET_PERIODIC in hpet_release()
443 devp->hd_flags &= ~(HPET_OPEN | HPET_IE | HPET_PERIODIC); in hpet_release()
447 free_irq(irq, devp); in hpet_release()
453 static int hpet_ioctl_ieon(struct hpet_dev *devp) in hpet_ioctl_ieon() argument
462 timer = devp->hd_timer; in hpet_ioctl_ieon()
463 hpet = devp->hd_hpet; in hpet_ioctl_ieon()
464 hpetp = devp->hd_hpets; in hpet_ioctl_ieon()
466 if (!devp->hd_ireqfreq) in hpet_ioctl_ieon()
471 if (devp->hd_flags & HPET_IE) { in hpet_ioctl_ieon()
476 devp->hd_flags |= HPET_IE; in hpet_ioctl_ieon()
479 devp->hd_flags |= HPET_SHARED_IRQ; in hpet_ioctl_ieon()
482 irq = devp->hd_hdwirq; in hpet_ioctl_ieon()
487 if (devp->hd_flags & HPET_SHARED_IRQ) { in hpet_ioctl_ieon()
498 isr = 1 << (devp - devp->hd_hpets->hp_dev); in hpet_ioctl_ieon()
502 sprintf(devp->hd_name, "hpet%d", (int)(devp - hpetp->hp_dev)); in hpet_ioctl_ieon()
503 irq_flags = devp->hd_flags & HPET_SHARED_IRQ ? IRQF_SHARED : 0; in hpet_ioctl_ieon()
505 devp->hd_name, (void *)devp)) { in hpet_ioctl_ieon()
513 devp->hd_flags ^= HPET_IE; in hpet_ioctl_ieon()
518 devp->hd_irq = irq; in hpet_ioctl_ieon()
519 t = devp->hd_ireqfreq; in hpet_ioctl_ieon()
527 if (devp->hd_flags & HPET_PERIODIC) { in hpet_ioctl_ieon()
553 if (devp->hd_flags & HPET_SHARED_IRQ) { in hpet_ioctl_ieon()
554 isr = 1 << (devp - devp->hd_hpets->hp_dev); in hpet_ioctl_ieon()
574 hpet_ioctl_common(struct hpet_dev *devp, unsigned int cmd, unsigned long arg, in hpet_ioctl_common() argument
588 timer = devp->hd_timer; in hpet_ioctl_common()
589 hpetp = devp->hd_hpets; in hpet_ioctl_common()
592 return hpet_ioctl_ieon(devp); in hpet_ioctl_common()
601 if ((devp->hd_flags & HPET_IE) == 0) in hpet_ioctl_common()
606 if (devp->hd_irq) { in hpet_ioctl_common()
607 free_irq(devp->hd_irq, devp); in hpet_ioctl_common()
608 devp->hd_irq = 0; in hpet_ioctl_common()
610 devp->hd_flags ^= HPET_IE; in hpet_ioctl_common()
615 if (devp->hd_ireqfreq) in hpet_ioctl_common()
617 hpet_time_div(hpetp, devp->hd_ireqfreq); in hpet_ioctl_common()
621 info->hi_timer = devp - hpetp->hp_dev; in hpet_ioctl_common()
630 devp->hd_flags |= HPET_PERIODIC; in hpet_ioctl_common()
638 if (devp->hd_flags & HPET_PERIODIC && in hpet_ioctl_common()
644 devp->hd_flags &= ~HPET_PERIODIC; in hpet_ioctl_common()
658 devp->hd_ireqfreq = hpet_time_div(hpetp, arg); in hpet_ioctl_common()
782 struct hpet_dev *devp; in __hpet_calibrate() local
786 for (j = 0, devp = hpetp->hp_dev; j < hpetp->hp_ntimer; j++, devp++) in __hpet_calibrate()
787 if ((devp->hd_flags & HPET_OPEN) == 0) { in __hpet_calibrate()
788 timer = devp->hd_timer; in __hpet_calibrate()
838 struct hpet_dev *devp; in hpet_alloc() local
922 for (i = 0, devp = hpetp->hp_dev; i < hpetp->hp_ntimer; i++, devp++) { in hpet_alloc()
925 timer = &hpet->hpet_timers[devp - hpetp->hp_dev]; in hpet_alloc()
927 devp->hd_hpets = hpetp; in hpet_alloc()
928 devp->hd_hpet = hpet; in hpet_alloc()
929 devp->hd_timer = timer; in hpet_alloc()
936 devp->hd_flags = HPET_OPEN; in hpet_alloc()
940 init_waitqueue_head(&devp->hd_waitqueue); in hpet_alloc()