diff mbox series

[5/5] drm/mediatek: Change main display path to support PQ for MT8196

Message ID 20250211025317.399534-6-sunny.shen@mediatek.com (mailing list archive)
State New
Headers show
Series Add components to support PQ in display path for MT8196 | expand

Commit Message

Sunny Shen Feb. 11, 2025, 2:52 a.m. UTC
Due to the path mux design of the MT8196, the following components
need to be added to support Picture Quality (PQ) in the main display
path: CCORR0, CCORR1, DITHER0, GAMMA0, MDP_RSZ0, POSTMASK0, TDSHP0.

Signed-off-by: Sunny Shen <sunny.shen@mediatek.com>
---
 drivers/gpu/drm/mediatek/mtk_drm_drv.c | 7 +++++++
 1 file changed, 7 insertions(+)

Comments

CK Hu (胡俊光) Feb. 17, 2025, 6:06 a.m. UTC | #1
On Tue, 2025-02-11 at 10:52 +0800, Sunny Shen wrote:
> Due to the path mux design of the MT8196, the following components
> need to be added to support Picture Quality (PQ) in the main display
> path: CCORR0, CCORR1, DITHER0, GAMMA0, MDP_RSZ0, POSTMASK0, TDSHP0.

Reviewed-by: CK Hu <ck.hu@mediatek.com>

> 
> Signed-off-by: Sunny Shen <sunny.shen@mediatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_drm_drv.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> index b810a197f58b..1c97dc46ae70 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> @@ -242,6 +242,13 @@ static const unsigned int mt8196_mtk_ddp_ovl0_main[] = {
>  
>  static const unsigned int mt8196_mtk_ddp_disp0_main[] = {
>  	DDP_COMPONENT_DLI_ASYNC0,
> +	DDP_COMPONENT_MDP_RSZ0,
> +	DDP_COMPONENT_TDSHP0,
> +	DDP_COMPONENT_CCORR0,
> +	DDP_COMPONENT_CCORR1,
> +	DDP_COMPONENT_GAMMA0,
> +	DDP_COMPONENT_POSTMASK0,
> +	DDP_COMPONENT_DITHER0,
>  	DDP_COMPONENT_DLO_ASYNC1,
>  };
>
AngeloGioacchino Del Regno Feb. 17, 2025, 2:25 p.m. UTC | #2
Il 17/02/25 07:06, CK Hu (胡俊光) ha scritto:
> On Tue, 2025-02-11 at 10:52 +0800, Sunny Shen wrote:
>> Due to the path mux design of the MT8196, the following components
>> need to be added to support Picture Quality (PQ) in the main display
>> path: CCORR0, CCORR1, DITHER0, GAMMA0, MDP_RSZ0, POSTMASK0, TDSHP0.
> 
> Reviewed-by: CK Hu <ck.hu@mediatek.com>
> 
>>
>> Signed-off-by: Sunny Shen <sunny.shen@mediatek.com>
>> ---
>>   drivers/gpu/drm/mediatek/mtk_drm_drv.c | 7 +++++++
>>   1 file changed, 7 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
>> index b810a197f58b..1c97dc46ae70 100644
>> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
>> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
>> @@ -242,6 +242,13 @@ static const unsigned int mt8196_mtk_ddp_ovl0_main[] = {
>>   
>>   static const unsigned int mt8196_mtk_ddp_disp0_main[] = {

If you build the display controller path with an OF graph, you don't need to
introduce any mt8196_mtk_ddp_disp0_main, at all.

Since all this work was done and upstreamed, and was done because hardcoding
the display pipeline for each board is only bloating the driver (and wrong),
just express the pipeline with a graph in the devicetree.

The driver doesn't need that array, not anymore.

Regards,
Angelo

>>   	DDP_COMPONENT_DLI_ASYNC0,
>> +	DDP_COMPONENT_MDP_RSZ0,
>> +	DDP_COMPONENT_TDSHP0,
>> +	DDP_COMPONENT_CCORR0,
>> +	DDP_COMPONENT_CCORR1,
>> +	DDP_COMPONENT_GAMMA0,
>> +	DDP_COMPONENT_POSTMASK0,
>> +	DDP_COMPONENT_DITHER0,
>>   	DDP_COMPONENT_DLO_ASYNC1,
>>   };
>>   
>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index b810a197f58b..1c97dc46ae70 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -242,6 +242,13 @@  static const unsigned int mt8196_mtk_ddp_ovl0_main[] = {
 
 static const unsigned int mt8196_mtk_ddp_disp0_main[] = {
 	DDP_COMPONENT_DLI_ASYNC0,
+	DDP_COMPONENT_MDP_RSZ0,
+	DDP_COMPONENT_TDSHP0,
+	DDP_COMPONENT_CCORR0,
+	DDP_COMPONENT_CCORR1,
+	DDP_COMPONENT_GAMMA0,
+	DDP_COMPONENT_POSTMASK0,
+	DDP_COMPONENT_DITHER0,
 	DDP_COMPONENT_DLO_ASYNC1,
 };