diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_timeline.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sprite.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_display.c | 2 |
4 files changed, 11 insertions, 9 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_timeline.c b/drivers/gpu/drm/i915/i915_gem_timeline.c index c597ce277a04..c1108d3921f8 100644 --- a/drivers/gpu/drm/i915/i915_gem_timeline.c +++ b/drivers/gpu/drm/i915/i915_gem_timeline.c @@ -33,11 +33,8 @@ static void __intel_timeline_init(struct intel_timeline *tl, { tl->fence_context = context; tl->common = parent; -#ifdef CONFIG_DEBUG_SPINLOCK - __raw_spin_lock_init(&tl->lock.rlock, lockname, lockclass); -#else spin_lock_init(&tl->lock); -#endif + lockdep_set_class_and_name(&tl->lock, lockclass, lockname); init_request_active(&tl->last_request, NULL); INIT_LIST_HEAD(&tl->requests); i915_syncmap_init(&tl->sync); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index b63893eeca73..78f86d4fba2f 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -867,6 +867,7 @@ static bool i915_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe, spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); /* preempt_disable_rt() should go right here in PREEMPT_RT patchset. */ + preempt_disable_rt(); /* Get optional system timestamp before query. */ if (stime) @@ -918,6 +919,7 @@ static bool i915_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe, *etime = ktime_get(); /* preempt_enable_rt() should go right here in PREEMPT_RT patchset. */ + preempt_enable_rt(); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 41e31a454604..7e0cadf51b31 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -36,6 +36,7 @@ #include <drm/drm_rect.h> #include <drm/drm_atomic.h> #include <drm/drm_plane_helper.h> +#include <linux/locallock.h> #include "intel_drv.h" #include "intel_frontbuffer.h" #include <drm/i915_drm.h> @@ -67,7 +68,7 @@ int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode, } #define VBLANK_EVASION_TIME_US 100 - +static DEFINE_LOCAL_IRQ_LOCK(pipe_update_lock); /** * intel_pipe_update_start() - start update of a set of display registers * @crtc: the crtc of which the registers are going to be updated @@ -102,7 +103,7 @@ void intel_pipe_update_start(struct intel_crtc *crtc) VBLANK_EVASION_TIME_US); max = vblank_start - 1; - local_irq_disable(); + local_lock_irq(pipe_update_lock); if (min <= 0 || max <= 0) return; @@ -132,11 +133,11 @@ void intel_pipe_update_start(struct intel_crtc *crtc) break; } - local_irq_enable(); + local_unlock_irq(pipe_update_lock); timeout = schedule_timeout(timeout); - local_irq_disable(); + local_lock_irq(pipe_update_lock); } finish_wait(wq, &wait); @@ -201,7 +202,7 @@ void intel_pipe_update_end(struct intel_crtc *crtc) crtc->base.state->event = NULL; } - local_irq_enable(); + local_unlock_irq(pipe_update_lock); if (intel_vgpu_active(dev_priv)) return; diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index ddfe91efa61e..3157bcf6428f 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -1839,6 +1839,7 @@ int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe, struct radeon_device *rdev = dev->dev_private; /* preempt_disable_rt() should go right here in PREEMPT_RT patchset. */ + preempt_disable_rt(); /* Get optional system timestamp before query. */ if (stime) @@ -1931,6 +1932,7 @@ int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe, *etime = ktime_get(); /* preempt_enable_rt() should go right here in PREEMPT_RT patchset. */ + preempt_enable_rt(); /* Decode into vertical and horizontal scanout position. */ *vpos = position & 0x1fff; |