From 4f8f225151506f6ea46c15aa410870c1d0b20fee Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Fri, 11 Nov 2016 14:57:39 -0200 Subject: [PATCH] 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: Paulo Zanoni Reviewed-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1478883461-20201-6-git-send-email-paulo.r.zanoni@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