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| author | Rahul Sharma <rahul.sharma@samsung.com> | 2014-06-23 11:02:23 +0530 |
|---|---|---|
| committer | Inki Dae <daeinki@gmail.com> | 2014-06-24 23:44:30 +0900 |
| commit | 5c0f4829e187f4d43f5ea5cd72cec343ddcdf594 (patch) | |
| tree | 6b1e0d30019dce39cb15240e8e424a3885785434 | |
| parent | 381be025ac1a6dc8efebdf146ced0d4a6007f77b (diff) | |
| download | linux-5c0f4829e187f4d43f5ea5cd72cec343ddcdf594.tar.gz | |
drm/exynos: allow multiple layer updates per vsync for mixer
Allowing only one layer update per vsync can cause issues
while there are update available for both layers. There is
a good amount of possibility to loose updates if we allow
single update per vsync.
Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_mixer.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index d35950121fc42b..6773b03fd92108 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -511,13 +511,8 @@ static void vp_video_buffer(struct mixer_context *ctx, int win) static void mixer_layer_update(struct mixer_context *ctx) { struct mixer_resources *res = &ctx->mixer_res; - u32 val; - - val = mixer_reg_read(res, MXR_CFG); - /* allow one update per vsync only */ - if (!(val & MXR_CFG_LAYER_UPDATE_COUNT_MASK)) - mixer_reg_writemask(res, MXR_CFG, ~0, MXR_CFG_LAYER_UPDATE); + mixer_reg_writemask(res, MXR_CFG, ~0, MXR_CFG_LAYER_UPDATE); } static void mixer_graph_buffer(struct mixer_context *ctx, int win) |