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Message-ID: <20230912075805.11432-8-moudy.ho@mediatek.com>
Date: Tue, 12 Sep 2023 15:57:58 +0800
From: Moudy Ho <moudy.ho@...iatek.com>
To: Chun-Kuang Hu <chunkuang.hu@...nel.org>,
Philipp Zabel <p.zabel@...gutronix.de>,
David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
Hans Verkuil <hverkuil-cisco@...all.nl>
CC: AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>,
<dri-devel@...ts.freedesktop.org>,
<linux-mediatek@...ts.infradead.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-media@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
"Moudy Ho" <moudy.ho@...iatek.com>
Subject: [PATCH v5 07/14] media: platform: mtk-mdp3: add checks for dummy components
Some components act as bridges only and do not require full configuration.
Signed-off-by: Moudy Ho <moudy.ho@...iatek.com>
---
.../platform/mediatek/mdp3/mdp_cfg_data.c | 8 +++
.../platform/mediatek/mdp3/mtk-mdp3-cfg.h | 1 +
.../platform/mediatek/mdp3/mtk-mdp3-cmdq.c | 58 ++++++++++++++++++-
3 files changed, 66 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c b/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c
index 58792902abb5..b7efdafb1620 100644
--- a/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c
+++ b/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c
@@ -451,3 +451,11 @@ enum mtk_mdp_comp_id mdp_cfg_get_id_public(struct mdp_dev *mdp_dev, s32 inner_id
err_public_id:
return public_id;
}
+
+bool mdp_cfg_comp_is_dummy(struct mdp_dev *mdp_dev, s32 inner_id)
+{
+ enum mtk_mdp_comp_id id = mdp_cfg_get_id_public(mdp_dev, inner_id);
+ enum mdp_comp_type type = mdp_dev->mdp_data->comp_data[id].match.type;
+
+ return (type == MDP_COMP_TYPE_DUMMY);
+}
diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cfg.h b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cfg.h
index dee57cc4a954..dfffc72868e4 100644
--- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cfg.h
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cfg.h
@@ -16,5 +16,6 @@ enum mtk_mdp_comp_id;
s32 mdp_cfg_get_id_inner(struct mdp_dev *mdp_dev, enum mtk_mdp_comp_id id);
enum mtk_mdp_comp_id mdp_cfg_get_id_public(struct mdp_dev *mdp_dev, s32 id);
+bool mdp_cfg_comp_is_dummy(struct mdp_dev *mdp_dev, s32 inner_id);
#endif /* __MTK_MDP3_CFG_H__ */
diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
index 6d04f72cf86f..6204173ecc5d 100644
--- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
@@ -6,6 +6,7 @@
#include <linux/mailbox_controller.h>
#include <linux/platform_device.h>
+#include "mtk-mdp3-cfg.h"
#include "mtk-mdp3-cmdq.h"
#include "mtk-mdp3-comp.h"
#include "mtk-mdp3-core.h"
@@ -115,6 +116,12 @@ static int mdp_path_subfrm_require(const struct mdp_path *path,
/* Set mutex mod */
for (index = 0; index < num_comp; index++) {
+ s32 inner_id = MDP_COMP_NONE;
+
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
ctx = &path->comps[index];
if (is_output_disabled(p_id, ctx->param, count))
continue;
@@ -139,6 +146,7 @@ static int mdp_path_subfrm_run(const struct mdp_path *path,
int index;
u32 num_comp = 0;
s32 event;
+ s32 inner_id = MDP_COMP_NONE;
if (-1 == p->mutex_id) {
dev_err(dev, "Incorrect mutex id");
@@ -151,6 +159,10 @@ static int mdp_path_subfrm_run(const struct mdp_path *path,
/* Wait WROT SRAM shared to DISP RDMA */
/* Clear SOF event for each engine */
for (index = 0; index < num_comp; index++) {
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
ctx = &path->comps[index];
if (is_output_disabled(p_id, ctx->param, count))
continue;
@@ -165,6 +177,10 @@ static int mdp_path_subfrm_run(const struct mdp_path *path,
/* Wait SOF events and clear mutex modules (optional) */
for (index = 0; index < num_comp; index++) {
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
ctx = &path->comps[index];
if (is_output_disabled(p_id, ctx->param, count))
continue;
@@ -190,6 +206,12 @@ static int mdp_path_ctx_init(struct mdp_dev *mdp, struct mdp_path *path)
return -EINVAL;
for (index = 0; index < num_comp; index++) {
+ s32 inner_id = MDP_COMP_NONE;
+
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
if (CFG_CHECK(MT8183, p_id))
param = (void *)CFG_ADDR(MT8183, path->config, components[index]);
ret = mdp_comp_ctx_config(mdp, &path->comps[index],
@@ -211,6 +233,7 @@ static int mdp_path_config_subfrm(struct mdp_cmdq_cmd *cmd,
struct mdp_pipe_info pipe;
int index, ret;
u32 num_comp = 0;
+ s32 inner_id = MDP_COMP_NONE;
if (CFG_CHECK(MT8183, p_id))
num_comp = CFG_GET(MT8183, path->config, num_components);
@@ -230,6 +253,10 @@ static int mdp_path_config_subfrm(struct mdp_cmdq_cmd *cmd,
}
/* Config sub-frame information */
for (index = (num_comp - 1); index >= 0; index--) {
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
ctx = &path->comps[index];
if (is_output_disabled(p_id, ctx->param, count))
continue;
@@ -243,6 +270,10 @@ static int mdp_path_config_subfrm(struct mdp_cmdq_cmd *cmd,
return ret;
/* Wait components done */
for (index = 0; index < num_comp; index++) {
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
ctx = &path->comps[index];
if (is_output_disabled(p_id, ctx->param, count))
continue;
@@ -252,6 +283,10 @@ static int mdp_path_config_subfrm(struct mdp_cmdq_cmd *cmd,
}
/* Advance to the next sub-frame */
for (index = 0; index < num_comp; index++) {
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
ctx = &path->comps[index];
ret = call_op(ctx, advance_subfrm, cmd, count);
if (ret)
@@ -275,6 +310,7 @@ static int mdp_path_config(struct mdp_dev *mdp, struct mdp_cmdq_cmd *cmd,
int index, count, ret;
u32 num_comp = 0;
u32 num_sub = 0;
+ s32 inner_id = MDP_COMP_NONE;
if (CFG_CHECK(MT8183, p_id))
num_comp = CFG_GET(MT8183, path->config, num_components);
@@ -285,6 +321,10 @@ static int mdp_path_config(struct mdp_dev *mdp, struct mdp_cmdq_cmd *cmd,
/* Config path frame */
/* Reset components */
for (index = 0; index < num_comp; index++) {
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
ctx = &path->comps[index];
ret = call_op(ctx, init_comp, cmd);
if (ret)
@@ -295,6 +335,11 @@ static int mdp_path_config(struct mdp_dev *mdp, struct mdp_cmdq_cmd *cmd,
const struct v4l2_rect *compose;
u32 out = 0;
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
+
if (CFG_CHECK(MT8183, p_id))
out = CFG_COMP(MT8183, ctx->param, outputs[0]);
@@ -313,6 +358,10 @@ static int mdp_path_config(struct mdp_dev *mdp, struct mdp_cmdq_cmd *cmd,
}
/* Post processing information */
for (index = 0; index < num_comp; index++) {
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[index].type);
+ if (mdp_cfg_comp_is_dummy(path->mdp_dev, inner_id))
+ continue;
ctx = &path->comps[index];
ret = call_op(ctx, post_process, cmd);
if (ret)
@@ -515,9 +564,16 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param)
}
cmdq_pkt_finalize(&cmd->pkt);
- for (i = 0; i < num_comp; i++)
+ for (i = 0; i < num_comp; i++) {
+ s32 inner_id = MDP_COMP_NONE;
+
+ if (CFG_CHECK(MT8183, p_id))
+ inner_id = CFG_GET(MT8183, path->config, components[i].type);
+ if (mdp_cfg_comp_is_dummy(mdp, inner_id))
+ continue;
memcpy(&comps[i], path->comps[i].comp,
sizeof(struct mdp_comp));
+ }
mdp->cmdq_clt->client.rx_callback = mdp_handle_cmdq_callback;
cmd->mdp = mdp;
--
2.18.0
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