[PATCH v8 18/23] drm/mediatek: Add Padding to OVL adaptor

Hsiao Chien Sung
2023-10-16T11:45:20Z

Add MT8188 Padding to OVL adaptor to probe the driver.

Signed-off-by: Hsiao Chien Sung <shawn.sung@mediatek.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 },
--
2.18.0