From 4ce47fd328cd885d66abdd42db1f7c054bd44498 Mon Sep 17 00:00:00 2001 From: Robert Noland Date: Sun, 1 Jun 2008 16:17:31 -0400 Subject: [FreeBSD] Get rid of vbl_lock and re-use irq_lock. --- bsd-core/drm_irq.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) (limited to 'bsd-core/drm_irq.c') diff --git a/bsd-core/drm_irq.c b/bsd-core/drm_irq.c index 4b10ba4f..57a70263 100644 --- a/bsd-core/drm_irq.c +++ b/bsd-core/drm_irq.c @@ -73,13 +73,13 @@ static void vblank_disable_fn(void *arg) int i; for (i = 0; i < dev->num_crtcs; i++) { - DRM_SPINLOCK_IRQSAVE(&dev->vbl_lock, irqflags); + DRM_SPINLOCK_IRQSAVE(&dev->irq_lock, irqflags); if (atomic_read(&dev->vblank_refcount[i]) == 0 && dev->vblank_enabled[i]) { dev->driver.disable_vblank(dev, i); dev->vblank_enabled[i] = 0; } - DRM_SPINUNLOCK_IRQRESTORE(&dev->vbl_lock, irqflags); + DRM_SPINUNLOCK_IRQRESTORE(&dev->irq_lock, irqflags); } } @@ -92,7 +92,6 @@ static void drm_vblank_cleanup(struct drm_device *dev) callout_drain(&dev->vblank_disable_timer); vblank_disable_fn((void *)dev); - DRM_SPINUNINIT(&dev->vbl_lock); drm_free(dev->vbl_queue, sizeof(*dev->vbl_queue) * dev->num_crtcs, DRM_MEM_DRIVER); @@ -119,7 +118,6 @@ int drm_vblank_init(struct drm_device *dev, int num_crtcs) int i, ret = -ENOMEM; callout_init(&dev->vblank_disable_timer, 0); - DRM_SPININIT(&dev->vbl_lock, "drm_vblk"); atomic_set(&dev->vbl_signal_pending, 0); dev->num_crtcs = num_crtcs; @@ -339,7 +337,7 @@ void drm_update_vblank_count(struct drm_device *dev, int crtc) * a long time. */ cur_vblank = dev->driver.get_vblank_counter(dev, crtc); - DRM_SPINLOCK_IRQSAVE(&dev->vbl_lock, irqflags); + DRM_SPINLOCK_IRQSAVE(&dev->irq_lock, irqflags); if (cur_vblank < dev->last_vblank[crtc]) { diff = dev->max_vblank_count - dev->last_vblank[crtc]; @@ -348,7 +346,7 @@ void drm_update_vblank_count(struct drm_device *dev, int crtc) diff = cur_vblank - dev->last_vblank[crtc]; } dev->last_vblank[crtc] = cur_vblank; - DRM_SPINUNLOCK_IRQRESTORE(&dev->vbl_lock, irqflags); + DRM_SPINUNLOCK_IRQRESTORE(&dev->irq_lock, irqflags); atomic_add(diff, &dev->_vblank_count[crtc]); } @@ -358,7 +356,7 @@ int drm_vblank_get(struct drm_device *dev, int crtc) unsigned long irqflags; int ret = 0; - DRM_SPINLOCK_IRQSAVE(&dev->vbl_lock, irqflags); + DRM_SPINLOCK_IRQSAVE(&dev->irq_lock, irqflags); /* Going from 0->1 means we have to enable interrupts again */ atomic_add_acq_int(&dev->vblank_refcount[crtc], 1); if (dev->vblank_refcount[crtc] == 1 && @@ -369,7 +367,7 @@ int drm_vblank_get(struct drm_device *dev, int crtc) else dev->vblank_enabled[crtc] = 1; } - DRM_SPINUNLOCK_IRQRESTORE(&dev->vbl_lock, irqflags); + DRM_SPINUNLOCK_IRQRESTORE(&dev->irq_lock, irqflags); return ret; } -- cgit v1.2.3