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path: root/drivers/gpu/drm/i915/intel_atomic.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_atomic.c')
-rw-r--r--drivers/gpu/drm/i915/intel_atomic.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c
index 8c8fae32ec50..58b8049649a0 100644
--- a/drivers/gpu/drm/i915/intel_atomic.c
+++ b/drivers/gpu/drm/i915/intel_atomic.c
@@ -34,6 +34,7 @@
#include <drm/drm_fourcc.h>
#include <drm/drm_plane_helper.h>
+#include "intel_atomic.h"
#include "intel_drv.h"
#include "intel_hdcp.h"
#include "intel_sprite.h"
@@ -411,3 +412,15 @@ void intel_atomic_state_clear(struct drm_atomic_state *s)
drm_atomic_state_default_clear(&state->base);
state->dpll_set = state->modeset = false;
}
+
+struct intel_crtc_state *
+intel_atomic_get_crtc_state(struct drm_atomic_state *state,
+ struct intel_crtc *crtc)
+{
+ struct drm_crtc_state *crtc_state;
+ crtc_state = drm_atomic_get_crtc_state(state, &crtc->base);
+ if (IS_ERR(crtc_state))
+ return ERR_CAST(crtc_state);
+
+ return to_intel_crtc_state(crtc_state);
+}