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Date: Thu, 24 Nov 2022 20:52:18 +0800
From: Moudy Ho <moudy.ho@...iatek.com>
To: Mauro Carvalho Chehab <mchehab@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
Hans Verkuil <hverkuil-cisco@...all.nl>
CC: Chun-Kuang Hu <chunkuang.hu@...nel.org>,
<linux-media@...r.kernel.org>,
<linux-mediatek@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>,
<Project_Global_Chrome_Upstream_Group@...iatek.com>,
Moudy Ho <moudy.ho@...iatek.com>
Subject: [PATCH v1 05/12] media: platform: mtk-mdp3: introduce more pipelines from 8195
By expanding the MMSYS and MUTEX of each two sets in MT8195,
more pipelines can be arranged.
Signed-off-by: Moudy Ho <moudy.ho@...iatek.com>
---
.../platform/mediatek/mdp3/mtk-mdp3-cmdq.c | 80 ++++++++++++-------
.../platform/mediatek/mdp3/mtk-mdp3-core.h | 7 ++
2 files changed, 60 insertions(+), 27 deletions(-)
diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
index 5472d7183a5e..365efe6a6c92 100644
--- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
@@ -56,6 +56,43 @@ static struct mtk_mutex *__get_mutex(const struct mdp_dev *mdp_dev,
return m;
}
+static enum mdp_pipe_id __get_pipe(const struct mdp_dev *mdp_dev,
+ enum mtk_mdp_comp_id id)
+{
+ enum mdp_pipe_id pipe_id;
+
+ switch (id) {
+ case MDP_COMP_RDMA0:
+ pipe_id = MDP_PIPE_RDMA0;
+ break;
+ case MDP_COMP_ISP_IMGI:
+ pipe_id = MDP_PIPE_IMGI;
+ break;
+ case MDP_COMP_WPEI:
+ pipe_id = MDP_PIPE_WPEI;
+ break;
+ case MDP_COMP_WPEI2:
+ pipe_id = MDP_PIPE_WPEI2;
+ break;
+ case MDP_COMP_RDMA1:
+ pipe_id = MDP_PIPE_RDMA1;
+ break;
+ case MDP_COMP_RDMA2:
+ pipe_id = MDP_PIPE_RDMA2;
+ break;
+ case MDP_COMP_RDMA3:
+ pipe_id = MDP_PIPE_RDMA3;
+ break;
+ default:
+ /* Avoid exceptions when operating MUTEX */
+ pipe_id = MDP_PIPE_RDMA0;
+ dev_err(&mdp_dev->pdev->dev, "Unknown pipeline id %d", id);
+ break;
+ }
+
+ return pipe_id;
+}
+
static int mdp_path_subfrm_require(const struct mdp_path *path,
struct mdp_cmdq_cmd *cmd,
struct mdp_pipe_info *p, u32 count)
@@ -63,7 +100,6 @@ static int mdp_path_subfrm_require(const struct mdp_path *path,
const int plat_id = path->mdp_dev->mdp_data->mdp_plat_id;
const struct mdp_comp_ctx *ctx;
const struct mtk_mdp_driver_data *data = path->mdp_dev->mdp_data;
- struct device *dev = &path->mdp_dev->pdev->dev;
struct mtk_mutex *mutex;
int id, index;
u32 num_comp = 0;
@@ -72,23 +108,7 @@ static int mdp_path_subfrm_require(const struct mdp_path *path,
num_comp = CFG_GET(MT8183, path->config, num_components);
/* Decide which mutex to use based on the current pipeline */
- switch (path->comps[0].comp->public_id) {
- case MDP_COMP_RDMA0:
- index = MDP_PIPE_RDMA0;
- break;
- case MDP_COMP_ISP_IMGI:
- index = MDP_PIPE_IMGI;
- break;
- case MDP_COMP_WPEI:
- index = MDP_PIPE_WPEI;
- break;
- case MDP_COMP_WPEI2:
- index = MDP_PIPE_WPEI2;
- break;
- default:
- dev_err(dev, "Unknown pipeline and no mutex is assigned");
- return -EINVAL;
- }
+ index = __get_pipe(path->mdp_dev, path->comps[0].comp->public_id);
memcpy(p, &data->pipe_info[index], sizeof(struct mdp_pipe_info));
mutex = __get_mutex(path->mdp_dev, p);
@@ -342,11 +362,13 @@ static void mdp_auto_release_work(struct work_struct *work)
struct mdp_cmdq_cmd *cmd;
struct mdp_dev *mdp;
struct mtk_mutex *mutex;
+ enum mdp_pipe_id pipe_id;
cmd = container_of(work, struct mdp_cmdq_cmd, auto_release_work);
mdp = cmd->mdp;
- mutex = __get_mutex(mdp, &mdp->mdp_data->pipe_info[MDP_PIPE_RDMA0]);
+ pipe_id = __get_pipe(mdp, cmd->comps[0].public_id);
+ mutex = __get_mutex(mdp, &mdp->mdp_data->pipe_info[pipe_id]);
mtk_mutex_unprepare(mutex);
mdp_comp_clocks_off(&mdp->pdev->dev, cmd->comps,
cmd->num_comps);
@@ -367,6 +389,7 @@ static void mdp_handle_cmdq_callback(struct mbox_client *cl, void *mssg)
struct cmdq_cb_data *data;
struct mdp_dev *mdp;
struct device *dev;
+ enum mdp_pipe_id pipe_id;
if (!mssg) {
pr_info("%s:no callback data\n", __func__);
@@ -394,7 +417,8 @@ static void mdp_handle_cmdq_callback(struct mbox_client *cl, void *mssg)
struct mtk_mutex *mutex;
dev_err(dev, "%s:queue_work fail!\n", __func__);
- mutex = __get_mutex(mdp, &mdp->mdp_data->pipe_info[MDP_PIPE_RDMA0]);
+ pipe_id = __get_pipe(mdp, cmd->comps[0].public_id);
+ mutex = __get_mutex(mdp, &mdp->mdp_data->pipe_info[pipe_id]);
mtk_mutex_unprepare(mutex);
mdp_comp_clocks_off(&mdp->pdev->dev, cmd->comps,
cmd->num_comps);
@@ -417,6 +441,7 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param)
struct mdp_comp *comps = NULL;
struct device *dev = &mdp->pdev->dev;
struct mtk_mutex *mutex = NULL;
+ enum mdp_pipe_id pipe_id;
const int id = mdp->mdp_data->mdp_plat_id;
int i, ret;
u32 num_comp = 0;
@@ -453,13 +478,6 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param)
goto err_free_comps;
}
- mutex = __get_mutex(mdp, &mdp->mdp_data->pipe_info[MDP_PIPE_RDMA0]);
- ret = mtk_mutex_prepare(mutex);
- if (ret) {
- dev_err(dev, "Fail to enable mutex clk\n");
- goto err_free_path;
- }
-
path->mdp_dev = mdp;
path->config = param->config;
path->param = param->param;
@@ -479,6 +497,14 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param)
goto err_free_path;
}
+ pipe_id = __get_pipe(mdp, path->comps[0].comp->public_id);
+ mutex = __get_mutex(mdp, &mdp->mdp_data->pipe_info[pipe_id]);
+ ret = mtk_mutex_prepare(mutex);
+ if (ret) {
+ dev_err(dev, "Fail to enable mutex clk\n");
+ goto err_free_path;
+ }
+
ret = mdp_path_config(mdp, cmd, path);
if (ret) {
dev_err(dev, "mdp_path_config error\n");
diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h
index 3ffad6be95ad..49b6e9c8e089 100644
--- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h
@@ -49,6 +49,13 @@ enum mdp_pipe_id {
MDP_PIPE_IMGI,
MDP_PIPE_WPEI,
MDP_PIPE_WPEI2,
+ MDP_PIPE_RDMA1,
+ MDP_PIPE_RDMA2,
+ MDP_PIPE_RDMA3,
+ MDP_PIPE_SPLIT,
+ MDP_PIPE_SPLIT2,
+ MDP_PIPE_VPP0_SOUT,
+ MDP_PIPE_VPP1_SOUT,
MDP_PIPE_MAX
};
--
2.18.0
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