diff options
Diffstat (limited to 'drivers/gpu/drm/drm_vblank.c')
| -rw-r--r-- | drivers/gpu/drm/drm_vblank.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c index 09c1c4ff93ca..32d9bcf5be7f 100644 --- a/drivers/gpu/drm/drm_vblank.c +++ b/drivers/gpu/drm/drm_vblank.c @@ -367,9 +367,9 @@ void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe) spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags); } -static void vblank_disable_fn(unsigned long arg) +static void vblank_disable_fn(struct timer_list *t) { - struct drm_vblank_crtc *vblank = (void *)arg; + struct drm_vblank_crtc *vblank = from_timer(vblank, t, disable_timer); struct drm_device *dev = vblank->dev; unsigned int pipe = vblank->pipe; unsigned long irqflags; @@ -436,8 +436,7 @@ int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs) vblank->dev = dev; vblank->pipe = i; init_waitqueue_head(&vblank->queue); - setup_timer(&vblank->disable_timer, vblank_disable_fn, - (unsigned long)vblank); + timer_setup(&vblank->disable_timer, vblank_disable_fn, 0); seqlock_init(&vblank->seqlock); } @@ -664,14 +663,16 @@ bool drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, delta_ns = div_s64(1000000LL * (vpos * mode->crtc_htotal + hpos), mode->crtc_clock); - /* save this only for debugging purposes */ - ts_etime = ktime_to_timespec64(etime); - ts_vblank_time = ktime_to_timespec64(*vblank_time); /* Subtract time delta from raw timestamp to get final * vblank_time timestamp for end of vblank. */ - etime = ktime_sub_ns(etime, delta_ns); - *vblank_time = etime; + *vblank_time = ktime_sub_ns(etime, delta_ns); + + if ((drm_debug & DRM_UT_VBL) == 0) + return true; + + ts_etime = ktime_to_timespec64(etime); + ts_vblank_time = ktime_to_timespec64(*vblank_time); DRM_DEBUG_VBL("crtc %u : v p(%d,%d)@ %lld.%06ld -> %lld.%06ld [e %d us, %d rep]\n", pipe, hpos, vpos, @@ -1019,7 +1020,7 @@ static void drm_vblank_put(struct drm_device *dev, unsigned int pipe) if (drm_vblank_offdelay == 0) return; else if (drm_vblank_offdelay < 0) - vblank_disable_fn((unsigned long)vblank); + vblank_disable_fn(&vblank->disable_timer); else if (!dev->vblank_disable_immediate) mod_timer(&vblank->disable_timer, jiffies + ((drm_vblank_offdelay * HZ)/1000)); @@ -1650,7 +1651,7 @@ bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe) spin_unlock_irqrestore(&dev->event_lock, irqflags); if (disable_irq) - vblank_disable_fn((unsigned long)vblank); + vblank_disable_fn(&vblank->disable_timer); return true; } |