Use drm_atomic_get_existing_crtc_state() instead of looping through
the CRTC states and checking if the FBC CRTC is there.
Signed-off-by: Paulo Zanoni <paulo.r.zan...@intel.com>
---
drivers/gpu/drm/i915/intel_fbc.c | 15 ++++-----------
1 file changed, 4 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index 89d5612..b095175 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -1055,23 +1055,16 @@ void intel_fbc_choose_crtc(struct drm_i915_private
*dev_priv,
struct drm_atomic_state *state)
{
struct intel_fbc *fbc = &dev_priv->fbc;
- struct drm_crtc *crtc;
- struct drm_crtc_state *crtc_state;
struct drm_plane *plane;
struct drm_plane_state *plane_state;
- bool fbc_crtc_present = false, crtc_chosen = false;
+ bool crtc_chosen = false;
int i;
mutex_lock(&fbc->lock);
- for_each_crtc_in_state(state, crtc, crtc_state, i) {
- if (fbc->crtc == to_intel_crtc(crtc)) {
- fbc_crtc_present = true;
- break;
- }
- }
- /* This atomic commit doesn't involve the CRTC currently tied to FBC. */
- if (!fbc_crtc_present && fbc->crtc != NULL)
+ /* Does this atomic commit involve the CRTC currently tied to FBC? */
+ if (fbc->crtc &&
+ !drm_atomic_get_existing_crtc_state(state, &fbc->crtc->base))
goto out;
if (!intel_fbc_can_enable(dev_priv))
--
2.7.4
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