Re: [PATCH 13/25] drm/exynos: mixer: enable video overlay plane only when VP is available

[Gustavo Padovan]

Hi Marek,

2015-11-10 Marek Szyprowski :

> Video overlay plane should be registered only when suitable hardware
> sub-block (Video Processor) is available.
> 
> Signed-off-by: Marek Szyprowski 
> ---
>  drivers/gpu/drm/exynos/exynos_mixer.c | 3 +++
>  1 file changed, 3 insertions(+)

Good catch.

Reviewed-by: Gustavo Padovan 

Gustavo
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[PATCH 13/25] drm/exynos: mixer: enable video overlay plane only when VP is available

[Marek Szyprowski]

Video overlay plane should be registered only when suitable hardware
sub-block (Video Processor) is available.

Signed-off-by: Marek Szyprowski 
---
 drivers/gpu/drm/exynos/exynos_mixer.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c 
b/drivers/gpu/drm/exynos/exynos_mixer.c
index a683edce5b68..015e85cabcc9 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -1205,6 +1205,9 @@ static int mixer_bind(struct device *dev, struct device 
*manager, void *data)
const uint32_t *formats;
unsigned int fcount;
 
+   if (zpos == VP_DEFAULT_WIN && !ctx->vp_enabled)
+   continue;
+
if (zpos < VP_DEFAULT_WIN) {
formats = mixer_formats;
fcount = ARRAY_SIZE(mixer_formats);
-- 
1.9.2

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