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Message-ID: <7f1da971c0b6256326950a4e3b28ed25f93813bb.camel@mediatek.com>
Date: Tue, 17 Oct 2023 09:39:44 +0000
From: CK Hu (胡俊光) <ck.hu@...iatek.com>
To: Shawn Sung (宋孝謙)
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CC: Yongqiang Niu (牛永强)
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Subject: Re: [PATCH v8 18/23] drm/mediatek: Add Padding to OVL adaptor
Hi, Hsiao-chien:
On Mon, 2023-10-16 at 18:40 +0800, Hsiao Chien Sung wrote:
> Add MT8188 Padding to OVL adaptor to probe the driver.
Reviewed-by: CK Hu <ck.hu@...iatek.com>
>
> Signed-off-by: Hsiao Chien Sung <shawn.sung@...iatek.com>
> ---
> .../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | 26
> +++++++++++++++++++
> 1 file changed, 26 insertions(+)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> index 354ba6186166..b80425360e76 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> @@ -29,6 +29,7 @@ enum mtk_ovl_adaptor_comp_type {
> OVL_ADAPTOR_TYPE_ETHDR,
> OVL_ADAPTOR_TYPE_MDP_RDMA,
> OVL_ADAPTOR_TYPE_MERGE,
> + OVL_ADAPTOR_TYPE_PADDING,
> OVL_ADAPTOR_TYPE_NUM,
> };
>
> @@ -46,6 +47,14 @@ enum mtk_ovl_adaptor_comp_id {
> OVL_ADAPTOR_MERGE1,
> OVL_ADAPTOR_MERGE2,
> OVL_ADAPTOR_MERGE3,
> + OVL_ADAPTOR_PADDING0,
> + OVL_ADAPTOR_PADDING1,
> + OVL_ADAPTOR_PADDING2,
> + OVL_ADAPTOR_PADDING3,
> + OVL_ADAPTOR_PADDING4,
> + OVL_ADAPTOR_PADDING5,
> + OVL_ADAPTOR_PADDING6,
> + OVL_ADAPTOR_PADDING7,
> OVL_ADAPTOR_ID_MAX
> };
>
> @@ -66,6 +75,7 @@ static const char * const
> private_comp_stem[OVL_ADAPTOR_TYPE_NUM] = {
> [OVL_ADAPTOR_TYPE_ETHDR] = "ethdr",
> [OVL_ADAPTOR_TYPE_MDP_RDMA] = "vdo1-rdma",
> [OVL_ADAPTOR_TYPE_MERGE] = "merge",
> + [OVL_ADAPTOR_TYPE_PADDING] = "padding",
> };
>
> static const struct mtk_ddp_comp_funcs _ethdr = {
> @@ -80,6 +90,13 @@ static const struct mtk_ddp_comp_funcs _merge = {
> .clk_disable = mtk_merge_clk_disable,
> };
>
> +static const struct mtk_ddp_comp_funcs _padding = {
> + .clk_enable = mtk_padding_clk_enable,
> + .clk_disable = mtk_padding_clk_disable,
> + .start = mtk_padding_start,
> + .stop = mtk_padding_stop,
> +};
> +
> static const struct mtk_ddp_comp_funcs _rdma = {
> .clk_enable = mtk_mdp_rdma_clk_enable,
> .clk_disable = mtk_mdp_rdma_clk_disable,
> @@ -99,6 +116,14 @@ static const struct ovl_adaptor_comp_match
> comp_matches[OVL_ADAPTOR_ID_MAX] = {
> [OVL_ADAPTOR_MERGE1] = { OVL_ADAPTOR_TYPE_MERGE,
> DDP_COMPONENT_MERGE2, 2, &_merge },
> [OVL_ADAPTOR_MERGE2] = { OVL_ADAPTOR_TYPE_MERGE,
> DDP_COMPONENT_MERGE3, 3, &_merge },
> [OVL_ADAPTOR_MERGE3] = { OVL_ADAPTOR_TYPE_MERGE,
> DDP_COMPONENT_MERGE4, 4, &_merge },
> + [OVL_ADAPTOR_PADDING0] = { OVL_ADAPTOR_TYPE_PADDING,
> DDP_COMPONENT_PADDING0, 0, &_padding },
> + [OVL_ADAPTOR_PADDING1] = { OVL_ADAPTOR_TYPE_PADDING,
> DDP_COMPONENT_PADDING1, 1, &_padding },
> + [OVL_ADAPTOR_PADDING2] = { OVL_ADAPTOR_TYPE_PADDING,
> DDP_COMPONENT_PADDING2, 2, &_padding },
> + [OVL_ADAPTOR_PADDING3] = { OVL_ADAPTOR_TYPE_PADDING,
> DDP_COMPONENT_PADDING3, 3, &_padding },
> + [OVL_ADAPTOR_PADDING4] = { OVL_ADAPTOR_TYPE_PADDING,
> DDP_COMPONENT_PADDING4, 4, &_padding },
> + [OVL_ADAPTOR_PADDING5] = { OVL_ADAPTOR_TYPE_PADDING,
> DDP_COMPONENT_PADDING5, 5, &_padding },
> + [OVL_ADAPTOR_PADDING6] = { OVL_ADAPTOR_TYPE_PADDING,
> DDP_COMPONENT_PADDING6, 6, &_padding },
> + [OVL_ADAPTOR_PADDING7] = { OVL_ADAPTOR_TYPE_PADDING,
> DDP_COMPONENT_PADDING7, 7, &_padding },
> };
>
> void mtk_ovl_adaptor_layer_config(struct device *dev, unsigned int
> idx,
> @@ -369,6 +394,7 @@ static int ovl_adaptor_comp_get_id(struct device
> *dev, struct device_node *node,
> }
>
> static const struct of_device_id mtk_ovl_adaptor_comp_dt_ids[] = {
> + { .compatible = "mediatek,mt8188-padding", .data = (void
> *)OVL_ADAPTOR_TYPE_PADDING },
> { .compatible = "mediatek,mt8195-disp-ethdr", .data = (void
> *)OVL_ADAPTOR_TYPE_ETHDR },
> { .compatible = "mediatek,mt8195-disp-merge", .data = (void
> *)OVL_ADAPTOR_TYPE_MERGE },
> { .compatible = "mediatek,mt8195-vdo1-rdma", .data = (void
> *)OVL_ADAPTOR_TYPE_MDP_RDMA },
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