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authorPaulo Zanoni <paulo.r.zanoni@intel.com>2016-11-11 19:57:39 +0300
committerPaulo Zanoni <paulo.r.zanoni@intel.com>2016-11-14 19:00:29 +0300
commit4f8f225151506f6ea46c15aa410870c1d0b20fee (patch)
treeb627e8c2f7635136d4e0cfe7ccd803f0fb0b1a9b /drivers/gpu/drm/i915/intel_fbc.c
parentf7e9b004b8a3b32462c2699c84e016795129cc1f (diff)
downloadlinux-4f8f225151506f6ea46c15aa410870c1d0b20fee.tar.xz
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 <paulo.r.zanoni@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Link: http://patchwork.freedesktop.org/patch/msgid/1478883461-20201-6-git-send-email-paulo.r.zanoni@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_fbc.c')
-rw-r--r--drivers/gpu/drm/i915/intel_fbc.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index 89d5612f7b0e..b0951753c2f8 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))