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media: platform: mtk-mdp3: chip config split about resolution limitations

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Due to differences in hardware design, the supported max and min
resolutions and scaling capabilities will vary, and should be
integrated into specific config file.

Signed-off-by: Moudy Ho <moudy.ho@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Moudy Ho 2023-03-27 11:13:29 +08:00 committed by Hans Verkuil
parent 6b8910e3cb
commit b35bf333ff
4 changed files with 25 additions and 22 deletions
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20
drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c
View File

@ -381,6 +381,25 @@ static const struct mdp_format mt8183_formats[] = {
}
};
static const struct mdp_limit mt8183_mdp_def_limit = {
.out_limit = {
.wmin = 16,
.hmin = 16,
.wmax = 8176,
.hmax = 8176,
},
.cap_limit = {
.wmin = 2,
.hmin = 2,
.wmax = 8176,
.hmax = 8176,
},
.h_scale_up_max = 32,
.v_scale_up_max = 32,
.h_scale_down_max = 20,
.v_scale_down_max = 128,
};
const struct mtk_mdp_driver_data mt8183_mdp_driver_data = {
.mdp_probe_infra = mt8183_mdp_probe_infra,
.mdp_cfg = &mt8183_plat_cfg,
@ -390,6 +409,7 @@ const struct mtk_mdp_driver_data mt8183_mdp_driver_data = {
.mdp_sub_comp_dt_ids = mt8183_sub_comp_dt_ids,
.format = mt8183_formats,
.format_len = ARRAY_SIZE(mt8183_formats),
.def_limit = &mt8183_mdp_def_limit,
};
s32 mdp_cfg_get_id_inner(struct mdp_dev *mdp_dev, enum mtk_mdp_comp_id id)

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

@ -59,6 +59,7 @@ struct mtk_mdp_driver_data {
const struct of_device_id *mdp_sub_comp_dt_ids;
const struct mdp_format *format;
unsigned int format_len;
const struct mdp_limit *def_limit;
};
struct mdp_dev {

5
drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c
View File

@ -558,6 +558,7 @@ static int mdp_m2m_open(struct file *file)
struct device *dev = &mdp->pdev->dev;
int ret;
struct v4l2_format default_format = {};
const struct mdp_limit *limit = mdp->mdp_data->def_limit;
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (!ctx)
@ -605,8 +606,8 @@ static int mdp_m2m_open(struct file *file)
/* Default format */
default_format.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
default_format.fmt.pix_mp.width = 32;
default_format.fmt.pix_mp.height = 32;
default_format.fmt.pix_mp.width = limit->out_limit.wmin;
default_format.fmt.pix_mp.height = limit->out_limit.hmin;
default_format.fmt.pix_mp.pixelformat = V4L2_PIX_FMT_YUV420M;
mdp_m2m_s_fmt_mplane(file, &ctx->fh, &default_format);
default_format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;

21
drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c
View File

@ -12,25 +12,6 @@
#include "mtk-mdp3-regs.h"
#include "mtk-mdp3-m2m.h"
static const struct mdp_limit mdp_def_limit = {
.out_limit = {
.wmin = 16,
.hmin = 16,
.wmax = 8176,
.hmax = 8176,
},
.cap_limit = {
.wmin = 2,
.hmin = 2,
.wmax = 8176,
.hmax = 8176,
},
.h_scale_up_max = 32,
.v_scale_up_max = 32,
.h_scale_down_max = 20,
.v_scale_down_max = 128,
};
static const struct mdp_format *mdp_find_fmt(const struct mtk_mdp_driver_data *mdp_data,
u32 pixelformat, u32 type)
{
@ -487,7 +468,7 @@ int mdp_frameparam_init(struct mdp_dev *mdp, struct mdp_frameparam *param)
return -EINVAL;
INIT_LIST_HEAD(&param->list);
param->limit = &mdp_def_limit;
param->limit = mdp->mdp_data->def_limit;
param->type = MDP_STREAM_TYPE_BITBLT;
frame = &param->output;