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authorVille Syrjälä <ville.syrjala@linux.intel.com>2015-06-24 21:59:35 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-06-25 14:12:14 +0200
commit9e2ee2dd044e01e06e4a6389583f95bfa1058bf1 (patch)
tree93161921a2845b7b37c23754875b819064e94b6b
parenta9ff8714d911b1f9417af75525eb29ac31e014fc (diff)
drm/i915: Add debug messages for pipe enable/disable
Currently we don't have any real indication when a pipe gets enabled/disabled. Add some. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
-rw-r--r--drivers/gpu/drm/i915/intel_display.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 4882e43fd8a2..01eaab8b6d40 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2110,6 +2110,8 @@ static void intel_enable_pipe(struct intel_crtc *crtc)
int reg;
u32 val;
+ DRM_DEBUG_KMS("enabling pipe %c\n", pipe_name(pipe));
+
assert_planes_disabled(dev_priv, pipe);
assert_cursor_disabled(dev_priv, pipe);
assert_sprites_disabled(dev_priv, pipe);
@@ -2169,6 +2171,8 @@ static void intel_disable_pipe(struct intel_crtc *crtc)
int reg;
u32 val;
+ DRM_DEBUG_KMS("disabling pipe %c\n", pipe_name(pipe));
+
/*
* Make sure planes won't keep trying to pump pixels to us,
* or we might hang the display.