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[6/6] drm/i915: try a little harder to find an FBC CRTC

Message ID 1436389139-16282-7-git-send-email-przanoni@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Paulo Zanoni July 8, 2015, 8:58 p.m. UTC 
From: Paulo Zanoni <paulo.r.zanoni@intel.com>

Keep searching in case the candidate has a NULL primary fb. This is
only relevant for the platforms that don't have the pipe_a_only
restriction.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
---
 drivers/gpu/drm/i915/intel_fbc.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index 7b65b00..594b62d 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -532,16 +532,14 @@  static struct drm_crtc *intel_fbc_find_crtc(struct drm_i915_private *dev_priv)
 		tmp_crtc = dev_priv->pipe_to_crtc_mapping[pipe];
 
 		if (intel_crtc_active(tmp_crtc) &&
-		    to_intel_plane_state(tmp_crtc->primary->state)->visible)
+		    to_intel_plane_state(tmp_crtc->primary->state)->visible &&
+		    tmp_crtc->primary->fb != NULL)
 			crtc = tmp_crtc;
 
 		if (pipe_a_only)
 			break;
 	}
 
-	if (!crtc || crtc->primary->fb == NULL)
-		return NULL;
-
 	return crtc;
 }