From: Paulo Zanoni <[email protected]>

So add code to consider this case.

v2: Reorder the series, so drop the possible_framebuffer_bits chunk.

Reviewed-by: Rodrigo Vivi <[email protected]> (v1)
Signed-off-by: Paulo Zanoni <[email protected]>
---
 drivers/gpu/drm/i915/intel_fbc.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index 69342d0..6406b14 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -475,10 +475,16 @@ static bool set_no_fbc_reason(struct drm_i915_private 
*dev_priv,
 
 static struct drm_crtc *intel_fbc_find_crtc(struct drm_i915_private *dev_priv)
 {
-       struct drm_device *dev = dev_priv->dev;
        struct drm_crtc *crtc = NULL, *tmp_crtc;
+       enum pipe pipe;
+       bool pipe_a_only = false;
+
+       if (IS_HASWELL(dev_priv) || INTEL_INFO(dev_priv)->gen >= 8)
+               pipe_a_only = true;
+
+       for_each_pipe(dev_priv, pipe) {
+               tmp_crtc = dev_priv->pipe_to_crtc_mapping[pipe];
 
-       for_each_crtc(dev, tmp_crtc) {
                if (intel_crtc_active(tmp_crtc) &&
                    to_intel_crtc(tmp_crtc)->primary_enabled) {
                        if (crtc) {
@@ -488,6 +494,9 @@ static struct drm_crtc *intel_fbc_find_crtc(struct 
drm_i915_private *dev_priv)
                        }
                        crtc = tmp_crtc;
                }
+
+               if (pipe_a_only)
+                       break;
        }
 
        if (!crtc || crtc->primary->fb == NULL) {
-- 
2.1.4

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