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authorBenjamin Gaignard <benjamin.gaignard@linaro.org>2014-12-04 13:17:32 +0300
committerBenjamin Gaignard <benjamin.gaignard@linaro.org>2014-12-11 15:58:19 +0300
commit2f7d0e82ce9fdbb450613abe28c3bbe1bda069a6 (patch)
tree6a7bc50d4eda4dae8ce503f49222de63b471f5ff /drivers/gpu/drm/sti/sti_mixer.h
parent765692078f08d0229e545d3c1a50bddbc16c800c (diff)
downloadlinux-2f7d0e82ce9fdbb450613abe28c3bbe1bda069a6.tar.xz
drm: sti: clear all mixer control
Make sure that mixer control register is correctly reset before use it. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Diffstat (limited to 'drivers/gpu/drm/sti/sti_mixer.h')
-rw-r--r--drivers/gpu/drm/sti/sti_mixer.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sti/sti_mixer.h b/drivers/gpu/drm/sti/sti_mixer.h
index 874372102e52..750e1fd5a8ce 100644
--- a/drivers/gpu/drm/sti/sti_mixer.h
+++ b/drivers/gpu/drm/sti/sti_mixer.h
@@ -39,6 +39,7 @@ struct sti_mixer *sti_mixer_create(struct device *dev, int id,
int sti_mixer_set_layer_status(struct sti_mixer *mixer,
struct sti_layer *layer, bool status);
+void sti_mixer_clear_all_layers(struct sti_mixer *mixer);
int sti_mixer_set_layer_depth(struct sti_mixer *mixer, struct sti_layer *layer);
int sti_mixer_active_video_area(struct sti_mixer *mixer,
struct drm_display_mode *mode);