Commit 4f8f2251 authored by Paulo Zanoni's avatar Paulo Zanoni

drm/i915/fbc: use drm_atomic_get_existing_crtc_state when appropriate

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: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/1478883461-20201-6-git-send-email-paulo.r.zanoni@intel.com
parent f7e9b004
......@@ -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))
......
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