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media: platform: mtk-mdp3: add support second sets of MMSYS

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The MT8195 chipset features two MMSYS subsets: VPPSYS0 and VPPSYS1.
These subsets coordinate and control the clock, power, and
register settings required for the components of MDP3.

Signed-off-by: Moudy Ho <moudy.ho@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Moudy Ho 2023-12-20 11:18:27 +01:00 committed by Mauro Carvalho Chehab
parent e072ded704
commit e280d1a0eb
4 changed files with 93 additions and 33 deletions
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44
drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c
View File

@ -73,75 +73,75 @@ static const u32 mt8183_mutex_idx[MDP_MAX_COMP_COUNT] = {
static const struct mdp_comp_data mt8183_mdp_comp_data[MDP_MAX_COMP_COUNT] = {
[MDP_COMP_WPEI] = {
{MDP_COMP_TYPE_WPEI, 0, MT8183_MDP_COMP_WPEI},
{MDP_COMP_TYPE_WPEI, 0, MT8183_MDP_COMP_WPEI, MDP_MM_SUBSYS_0},
{0, 0, 0}
},
[MDP_COMP_WPEO] = {
{MDP_COMP_TYPE_EXTO, 2, MT8183_MDP_COMP_WPEO},
{MDP_COMP_TYPE_EXTO, 2, MT8183_MDP_COMP_WPEO, MDP_MM_SUBSYS_0},
{0, 0, 0}
},
[MDP_COMP_WPEI2] = {
{MDP_COMP_TYPE_WPEI, 1, MT8183_MDP_COMP_WPEI2},
{MDP_COMP_TYPE_WPEI, 1, MT8183_MDP_COMP_WPEI2, MDP_MM_SUBSYS_0},
{0, 0, 0}
},
[MDP_COMP_WPEO2] = {
{MDP_COMP_TYPE_EXTO, 3, MT8183_MDP_COMP_WPEO2},
{MDP_COMP_TYPE_EXTO, 3, MT8183_MDP_COMP_WPEO2, MDP_MM_SUBSYS_0},
{0, 0, 0}
},
[MDP_COMP_ISP_IMGI] = {
{MDP_COMP_TYPE_IMGI, 0, MT8183_MDP_COMP_ISP_IMGI},
{MDP_COMP_TYPE_IMGI, 0, MT8183_MDP_COMP_ISP_IMGI, MDP_MM_SUBSYS_0},
{0, 0, 4}
},
[MDP_COMP_ISP_IMGO] = {
{MDP_COMP_TYPE_EXTO, 0, MT8183_MDP_COMP_ISP_IMGO},
{MDP_COMP_TYPE_EXTO, 0, MT8183_MDP_COMP_ISP_IMGO, MDP_MM_SUBSYS_0},
{0, 0, 4}
},
[MDP_COMP_ISP_IMG2O] = {
{MDP_COMP_TYPE_EXTO, 1, MT8183_MDP_COMP_ISP_IMG2O},
{MDP_COMP_TYPE_EXTO, 1, MT8183_MDP_COMP_ISP_IMG2O, MDP_MM_SUBSYS_0},
{0, 0, 0}
},
[MDP_COMP_CAMIN] = {
{MDP_COMP_TYPE_DL_PATH, 0, MT8183_MDP_COMP_CAMIN},
{MDP_COMP_TYPE_DL_PATH, 0, MT8183_MDP_COMP_CAMIN, MDP_MM_SUBSYS_0},
{2, 2, 1}
},
[MDP_COMP_CAMIN2] = {
{MDP_COMP_TYPE_DL_PATH, 1, MT8183_MDP_COMP_CAMIN2},
{MDP_COMP_TYPE_DL_PATH, 1, MT8183_MDP_COMP_CAMIN2, MDP_MM_SUBSYS_0},
{2, 4, 1}
},
[MDP_COMP_RDMA0] = {
{MDP_COMP_TYPE_RDMA, 0, MT8183_MDP_COMP_RDMA0},
{MDP_COMP_TYPE_RDMA, 0, MT8183_MDP_COMP_RDMA0, MDP_MM_SUBSYS_0},
{2, 0, 0}
},
[MDP_COMP_CCORR0] = {
{MDP_COMP_TYPE_CCORR, 0, MT8183_MDP_COMP_CCORR0},
{MDP_COMP_TYPE_CCORR, 0, MT8183_MDP_COMP_CCORR0, MDP_MM_SUBSYS_0},
{1, 0, 0}
},
[MDP_COMP_RSZ0] = {
{MDP_COMP_TYPE_RSZ, 0, MT8183_MDP_COMP_RSZ0},
{MDP_COMP_TYPE_RSZ, 0, MT8183_MDP_COMP_RSZ0, MDP_MM_SUBSYS_0},
{1, 0, 0}
},
[MDP_COMP_RSZ1] = {
{MDP_COMP_TYPE_RSZ, 1, MT8183_MDP_COMP_RSZ1},
{MDP_COMP_TYPE_RSZ, 1, MT8183_MDP_COMP_RSZ1, MDP_MM_SUBSYS_0},
{1, 0, 0}
},
[MDP_COMP_TDSHP0] = {
{MDP_COMP_TYPE_TDSHP, 0, MT8183_MDP_COMP_TDSHP0},
{MDP_COMP_TYPE_TDSHP, 0, MT8183_MDP_COMP_TDSHP0, MDP_MM_SUBSYS_0},
{0, 0, 0}
},
[MDP_COMP_PATH0_SOUT] = {
{MDP_COMP_TYPE_PATH, 0, MT8183_MDP_COMP_PATH0_SOUT},
{MDP_COMP_TYPE_PATH, 0, MT8183_MDP_COMP_PATH0_SOUT, MDP_MM_SUBSYS_0},
{0, 0, 0}
},
[MDP_COMP_PATH1_SOUT] = {
{MDP_COMP_TYPE_PATH, 1, MT8183_MDP_COMP_PATH1_SOUT},
{MDP_COMP_TYPE_PATH, 1, MT8183_MDP_COMP_PATH1_SOUT, MDP_MM_SUBSYS_0},
{0, 0, 0}
},
[MDP_COMP_WROT0] = {
{MDP_COMP_TYPE_WROT, 0, MT8183_MDP_COMP_WROT0},
{MDP_COMP_TYPE_WROT, 0, MT8183_MDP_COMP_WROT0, MDP_MM_SUBSYS_0},
{1, 0, 0}
},
[MDP_COMP_WDMA] = {
{MDP_COMP_TYPE_WDMA, 0, MT8183_MDP_COMP_WDMA},
{MDP_COMP_TYPE_WDMA, 0, MT8183_MDP_COMP_WDMA, MDP_MM_SUBSYS_0},
{1, 0, 0}
},
};
@ -402,10 +402,10 @@ static const struct mdp_limit mt8183_mdp_def_limit = {
};
static const struct mdp_pipe_info mt8183_pipe_info[] = {
[MDP_PIPE_WPEI] = {MDP_PIPE_WPEI, 0},
[MDP_PIPE_WPEI2] = {MDP_PIPE_WPEI2, 1},
[MDP_PIPE_IMGI] = {MDP_PIPE_IMGI, 2},
[MDP_PIPE_RDMA0] = {MDP_PIPE_RDMA0, 3}
[MDP_PIPE_WPEI] = {MDP_PIPE_WPEI, MDP_MM_SUBSYS_0, 0},
[MDP_PIPE_WPEI2] = {MDP_PIPE_WPEI2, MDP_MM_SUBSYS_0, 1},
[MDP_PIPE_IMGI] = {MDP_PIPE_IMGI, MDP_MM_SUBSYS_0, 2},
[MDP_PIPE_RDMA0] = {MDP_PIPE_RDMA0, MDP_MM_SUBSYS_0, 3}
};
const struct mtk_mdp_driver_data mt8183_mdp_driver_data = {

1
drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.h
View File

@ -138,6 +138,7 @@ struct mdp_comp_match {
enum mdp_comp_type type;
u32 alias_id;
s32 inner_id;
s32 subsys_id;
};
/* Used to describe the item order in MDP property */

63
drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c
View File

@ -26,9 +26,10 @@ static const struct of_device_id mdp_of_ids[] = {
MODULE_DEVICE_TABLE(of, mdp_of_ids);
static struct platform_device *__get_pdev_by_id(struct platform_device *pdev,
struct platform_device *from,
enum mdp_infra_id id)
{
struct device_node *node;
struct device_node *node, *f = NULL;
struct platform_device *mdp_pdev = NULL;
const struct mtk_mdp_driver_data *mdp_data;
const char *compat;
@ -46,9 +47,14 @@ static struct platform_device *__get_pdev_by_id(struct platform_device *pdev,
dev_err(&pdev->dev, "have no driver data to find node\n");
return NULL;
}
compat = mdp_data->mdp_probe_infra[id].compatible;
node = of_find_compatible_node(NULL, NULL, compat);
compat = mdp_data->mdp_probe_infra[id].compatible;
if (strlen(compat) == 0)
return NULL;
if (from)
f = from->dev.of_node;
node = of_find_compatible_node(f, NULL, compat);
if (WARN_ON(!node)) {
dev_err(&pdev->dev, "find node from id %d failed\n", id);
return NULL;
@ -148,6 +154,46 @@ void mdp_video_device_release(struct video_device *vdev)
kfree(mdp);
}
static int mdp_mm_subsys_deploy(struct mdp_dev *mdp, enum mdp_infra_id id)
{
struct platform_device *mm_pdev = NULL;
struct device **dev;
int i;
if (!mdp)
return -EINVAL;
for (i = 0; i < MDP_MM_SUBSYS_MAX; i++) {
const char *compat;
enum mdp_infra_id sub_id = id + i;
switch (id) {
case MDP_INFRA_MMSYS:
dev = &mdp->mm_subsys[i].mmsys;
break;
default:
dev_err(&mdp->pdev->dev, "Unknown infra id %d", id);
return -EINVAL;
}
/*
* Not every chip has multiple multimedia subsystems, so
* the config may be null.
*/
compat = mdp->mdp_data->mdp_probe_infra[sub_id].compatible;
if (strlen(compat) == 0)
continue;
mm_pdev = __get_pdev_by_id(mdp->pdev, mm_pdev, sub_id);
if (WARN_ON(!mm_pdev))
return -ENODEV;
*dev = &mm_pdev->dev;
}
return 0;
}
static int mdp_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@ -164,14 +210,11 @@ static int mdp_probe(struct platform_device *pdev)
mdp->pdev = pdev;
mdp->mdp_data = of_device_get_match_data(&pdev->dev);
mm_pdev = __get_pdev_by_id(pdev, MDP_INFRA_MMSYS);
if (!mm_pdev) {
ret = -ENODEV;
ret = mdp_mm_subsys_deploy(mdp, MDP_INFRA_MMSYS);
if (ret)
goto err_destroy_device;
}
mdp->mdp_mmsys = &mm_pdev->dev;
mm_pdev = __get_pdev_by_id(pdev, MDP_INFRA_MUTEX);
mm_pdev = __get_pdev_by_id(pdev, NULL, MDP_INFRA_MUTEX);
if (WARN_ON(!mm_pdev)) {
ret = -ENODEV;
goto err_destroy_device;
@ -210,7 +253,7 @@ static int mdp_probe(struct platform_device *pdev)
mdp->scp = scp_get(pdev);
if (!mdp->scp) {
mm_pdev = __get_pdev_by_id(pdev, MDP_INFRA_SCP);
mm_pdev = __get_pdev_by_id(pdev, NULL, MDP_INFRA_SCP);
if (WARN_ON(!mm_pdev)) {
dev_err(&pdev->dev, "Could not get scp device\n");
ret = -ENODEV;

18
drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h
View File

@ -19,12 +19,23 @@
#define MDP_PHANDLE_NAME "mediatek,mdp3"
enum mdp_infra_id {
/*
* Due to the sequential nature of function "mdp_mm_subsys_deploy",
* adding new enum. necessitates careful consideration.
*/
MDP_INFRA_MMSYS,
MDP_INFRA_MMSYS2,
MDP_INFRA_MUTEX,
MDP_INFRA_SCP,
MDP_INFRA_MAX
};
enum mdp_mm_subsys_id {
MDP_MM_SUBSYS_0,
MDP_MM_SUBSYS_1,
MDP_MM_SUBSYS_MAX,
};
enum mdp_buffer_usage {
MDP_BUFFER_USAGE_HW_READ,
MDP_BUFFER_USAGE_MDP,
@ -65,9 +76,13 @@ struct mtk_mdp_driver_data {
unsigned int pipe_info_len;
};
struct mdp_mm_subsys {
struct device *mmsys;
};
struct mdp_dev {
struct platform_device *pdev;
struct device *mdp_mmsys;
struct mdp_mm_subsys mm_subsys[MDP_MM_SUBSYS_MAX];
struct mtk_mutex *mdp_mutex[MDP_PIPE_MAX];
struct mdp_comp *comp[MDP_MAX_COMP_COUNT];
const struct mtk_mdp_driver_data *mdp_data;
@ -96,6 +111,7 @@ struct mdp_dev {
struct mdp_pipe_info {
enum mdp_pipe_id pipe_id;
enum mdp_mm_subsys_id sub_id;
u32 mutex_id;
};