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Message-ID: <20230911074233.31556-19-shawn.sung@mediatek.com>
Date: Mon, 11 Sep 2023 15:42:31 +0800
From: Hsiao Chien Sung <shawn.sung@...iatek.com>
To: AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>,
CK Hu <ck.hu@...iatek.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Matthias Brugger <matthias.bgg@...il.com>,
Rob Herring <robh+dt@...nel.org>
CC: Conor Dooley <conor+dt@...nel.org>,
David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Nícolas F . R . A . Prado
<nfraprado@...labora.com>, Philipp Zabel <p.zabel@...gutronix.de>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<dri-devel@...ts.freedesktop.org>,
<linux-mediatek@...ts.infradead.org>,
<linux-arm-kernel@...ts.infradead.org>,
<Project_Global_Chrome_Upstream_Group@...iatek.com>,
Singo Chang <singo.chang@...iatek.com>,
"Nancy . Lin" <nancy.lin@...iatek.com>,
"Jason-JH . Lin" <jason-jh.lin@...iatek.com>,
Hsiao Chien Sung <shawn.sung@...iatek.com>
Subject: [RESEND PATCH v6 18/20] drm/mediatek: Add Padding to OVL adaptor
Add MT8188 Padding to OVL adaptor to probe the driver.
Signed-off-by: Hsiao Chien Sung <shawn.sung@...iatek.com>
---
.../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | 33 +++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
index 84133303a6ec..217c39af27bd 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
@@ -30,6 +30,7 @@ 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,
};
@@ -47,6 +48,14 @@ 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
};
@@ -67,6 +76,7 @@ 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 = {
@@ -79,6 +89,11 @@ 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,
+};
+
static const struct mtk_ddp_comp_funcs _rdma = {
.clk_enable = mtk_mdp_rdma_clk_enable,
.clk_disable = mtk_mdp_rdma_clk_disable,
@@ -98,6 +113,14 @@ 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,
@@ -109,6 +132,8 @@ void mtk_ovl_adaptor_layer_config(struct device *dev, unsigned int idx,
struct mtk_mdp_rdma_cfg rdma_config = {0};
struct device *rdma_l;
struct device *rdma_r;
+ struct device *padding_l;
+ struct device *padding_r;
struct device *merge;
struct device *ethdr;
const struct drm_format_info *fmt_info = drm_format_info(pending->format);
@@ -125,6 +150,8 @@ void mtk_ovl_adaptor_layer_config(struct device *dev, unsigned int idx,
rdma_l = ovl_adaptor->ovl_adaptor_comp[OVL_ADAPTOR_MDP_RDMA0 + 2 * idx];
rdma_r = ovl_adaptor->ovl_adaptor_comp[OVL_ADAPTOR_MDP_RDMA0 + 2 * idx + 1];
+ padding_l = ovl_adaptor->ovl_adaptor_comp[OVL_ADAPTOR_PADDING0 + 2 * idx];
+ padding_r = ovl_adaptor->ovl_adaptor_comp[OVL_ADAPTOR_PADDING0 + 2 * idx + 1];
merge = ovl_adaptor->ovl_adaptor_comp[OVL_ADAPTOR_MERGE0 + idx];
ethdr = ovl_adaptor->ovl_adaptor_comp[OVL_ADAPTOR_ETHDR0];
@@ -160,10 +187,15 @@ void mtk_ovl_adaptor_layer_config(struct device *dev, unsigned int idx,
rdma_config.color_encoding = pending->color_encoding;
mtk_mdp_rdma_config(rdma_l, &rdma_config, cmdq_pkt);
+ if (padding_l)
+ mtk_padding_config(padding_l, cmdq_pkt);
+
if (use_dual_pipe) {
rdma_config.x_left = l_w;
rdma_config.width = r_w;
mtk_mdp_rdma_config(rdma_r, &rdma_config, cmdq_pkt);
+ if (padding_r)
+ mtk_padding_config(padding_r, cmdq_pkt);
}
mtk_merge_start_cmdq(merge, cmdq_pkt);
@@ -354,6 +386,7 @@ 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
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