diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sprite.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sprite.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 2913e89280d7..eb4b0b31f6f0 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -38,6 +38,7 @@ #include <drm/drm_plane_helper.h> #include <drm/drm_rect.h> #include <drm/i915_drm.h> +#include <linux/locallock.h> #include "i915_drv.h" #include "intel_atomic_plane.h" @@ -79,6 +80,8 @@ int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode, #define VBLANK_EVASION_TIME_US 100 #endif +static DEFINE_LOCAL_IRQ_LOCK(pipe_update_lock); + /** * intel_pipe_update_start() - start update of a set of display registers * @new_crtc_state: the new crtc state @@ -128,7 +131,7 @@ void intel_pipe_update_start(const struct intel_crtc_state *new_crtc_state) DRM_ERROR("PSR idle timed out 0x%x, atomic update may fail\n", psr_status); - local_irq_disable(); + local_lock_irq(pipe_update_lock); crtc->debug.min_vbl = min; crtc->debug.max_vbl = max; @@ -152,11 +155,11 @@ void intel_pipe_update_start(const struct intel_crtc_state *new_crtc_state) 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); @@ -189,7 +192,7 @@ void intel_pipe_update_start(const struct intel_crtc_state *new_crtc_state) return; irq_disable: - local_irq_disable(); + local_lock_irq(pipe_update_lock); } /** @@ -225,7 +228,7 @@ void intel_pipe_update_end(struct intel_crtc_state *new_crtc_state) new_crtc_state->base.event = NULL; } - local_irq_enable(); + local_unlock_irq(pipe_update_lock); if (intel_vgpu_active(dev_priv)) return; |