[Intel-gfx] [PATCH 2/3] drm/i915: Add debug messages for pipe enable/disable
ville.syrjala at linux.intel.com
ville.syrjala at linux.intel.com
Wed Jun 24 11:59:35 PDT 2015
From: Ville Syrjälä <ville.syrjala at linux.intel.com>
Currently we don't have any real indication when a pipe gets
enabled/disabled. Add some.
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
drivers/gpu/drm/i915/intel_display.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index ae65516..cd8fa05 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.
--
2.3.6
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