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path: root/drivers/gpu/drm/vc4
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Diffstat (limited to 'drivers/gpu/drm/vc4')
-rw-r--r--drivers/gpu/drm/vc4/vc4_crtc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index 13fe11c8fb37..362665b8310a 100644
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -541,6 +541,9 @@ static void vc4_crtc_atomic_disable(struct drm_crtc *crtc,
struct drm_encoder *encoder = vc4_get_crtc_encoder(crtc, old_state);
struct drm_device *dev = crtc->dev;
+ drm_dbg(dev, "Disabling CRTC %s (%u) connected to Encoder %s (%u)",
+ crtc->name, crtc->base.id, encoder->name, encoder->base.id);
+
require_hvs_enabled(dev);
/* Disable vblank irq handling before crtc is disabled. */
@@ -572,6 +575,9 @@ static void vc4_crtc_atomic_enable(struct drm_crtc *crtc,
struct drm_encoder *encoder = vc4_get_crtc_encoder(crtc, new_state);
struct vc4_encoder *vc4_encoder = to_vc4_encoder(encoder);
+ drm_dbg(dev, "Enabling CRTC %s (%u) connected to Encoder %s (%u)",
+ crtc->name, crtc->base.id, encoder->name, encoder->base.id);
+
require_hvs_enabled(dev);
/* Enable vblank irq handling before crtc is started otherwise