diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index bc25a24a08c..f6159765f1e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3573,7 +3573,7 @@ void intel_encoder_destroy(struct drm_encoder *encoder) } static bool intel_crtc_mode_fixup(struct drm_crtc *crtc, - struct drm_display_mode *mode, + const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { struct drm_device *dev = crtc->dev; @@ -6486,7 +6486,9 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, intel_fb = to_intel_framebuffer(fb); obj = intel_fb->obj; - mutex_lock(&dev->struct_mutex); + ret = i915_mutex_lock_interruptible(dev); + if (ret) + goto cleanup; /* Reference the objects for the scheduled work. */ drm_gem_object_reference(&work->old_fb_obj->base); @@ -6521,6 +6523,7 @@ cleanup_pending: drm_gem_object_unreference(&obj->base); mutex_unlock(&dev->struct_mutex); +cleanup: spin_lock_irqsave(&dev->event_lock, flags); intel_crtc->unpin_work = NULL; spin_unlock_irqrestore(&dev->event_lock, flags); @@ -7174,6 +7177,11 @@ static void i915_disable_vga(struct drm_device *dev) void intel_modeset_init_hw(struct drm_device *dev) { + /* We attempt to init the necessary power wells early in the initialization + * time, so the subsystems that expect power to be enabled can work. + */ + intel_init_power_wells(dev); + intel_prepare_ddi(dev); intel_init_clock_gating(dev); |