2017-04-13 04:19:04

by Minghsiu Tsai

Subject: [PATCH] [media] mtk-mdp: Fix g_/s_selection capture/compose logic

From: Daniel Kurtz <[email protected]>

Experiments show that the:
(1) mtk-mdp uses the _MPLANE form of CAPTURE/OUTPUT
(2) CAPTURE types use CROP targets, and OUTPUT types use COMPOSE targets

Signed-off-by: Daniel Kurtz <[email protected]>
Signed-off-by: Minghsiu Tsai <[email protected]>

---
drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
index 13afe48..8ab7ca0 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
@@ -837,12 +837,12 @@ static int mtk_mdp_m2m_g_selection(struct file *file, void *fh,
struct mtk_mdp_ctx *ctx = fh_to_ctx(fh);
bool valid = false;

- if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
- if (mtk_mdp_is_target_compose(s->target))
- valid = true;
- } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+ if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
if (mtk_mdp_is_target_crop(s->target))
valid = true;
+ } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ if (mtk_mdp_is_target_compose(s->target))
+ valid = true;
}
if (!valid) {
mtk_mdp_dbg(1, "[%d] invalid type:%d,%u", ctx->id, s->type,
@@ -907,12 +907,12 @@ static int mtk_mdp_m2m_s_selection(struct file *file, void *fh,
int ret;
bool valid = false;

- if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
- if (s->target == V4L2_SEL_TGT_COMPOSE)
- valid = true;
- } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+ if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
if (s->target == V4L2_SEL_TGT_CROP)
valid = true;
+ } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ if (s->target == V4L2_SEL_TGT_COMPOSE)
+ valid = true;
}
if (!valid) {
mtk_mdp_dbg(1, "[%d] invalid type:%d,%u", ctx->id, s->type,
@@ -925,7 +925,7 @@ static int mtk_mdp_m2m_s_selection(struct file *file, void *fh,
if (ret)
return ret;

- if (mtk_mdp_is_target_crop(s->target))
+ if (mtk_mdp_is_target_compose(s->target))
frame = &ctx->s_frame;
else
frame = &ctx->d_frame;
--
1.9.1

2017-04-13 06:50:33

by Wu-Cheng Li (李務誠)

Subject: Re: [PATCH] [media] mtk-mdp: Fix g_/s_selection capture/compose logic

Reviewed-by: Wu-Cheng Li <[email protected]>

On Thu, Apr 13, 2017 at 12:18 PM, Minghsiu Tsai
<[email protected]> wrote:
> From: Daniel Kurtz <[email protected]>
>
> Experiments show that the:
> (1) mtk-mdp uses the _MPLANE form of CAPTURE/OUTPUT
> (2) CAPTURE types use CROP targets, and OUTPUT types use COMPOSE targets
>
> Signed-off-by: Daniel Kurtz <[email protected]>
> Signed-off-by: Minghsiu Tsai <[email protected]>
>
> ---
> drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c | 18 +++++++++---------
> 1 file changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> index 13afe48..8ab7ca0 100644
> --- a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> +++ b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> @@ -837,12 +837,12 @@ static int mtk_mdp_m2m_g_selection(struct file *file, void *fh,
> struct mtk_mdp_ctx *ctx = fh_to_ctx(fh);
> bool valid = false;
>
> - if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
> - if (mtk_mdp_is_target_compose(s->target))
> - valid = true;
> - } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
> + if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
> if (mtk_mdp_is_target_crop(s->target))
> valid = true;
> + } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
> + if (mtk_mdp_is_target_compose(s->target))
> + valid = true;
> }
> if (!valid) {
> mtk_mdp_dbg(1, "[%d] invalid type:%d,%u", ctx->id, s->type,
> @@ -907,12 +907,12 @@ static int mtk_mdp_m2m_s_selection(struct file *file, void *fh,
> int ret;
> bool valid = false;
>
> - if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
> - if (s->target == V4L2_SEL_TGT_COMPOSE)
> - valid = true;
> - } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
> + if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
> if (s->target == V4L2_SEL_TGT_CROP)
> valid = true;
> + } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
> + if (s->target == V4L2_SEL_TGT_COMPOSE)
> + valid = true;
> }
> if (!valid) {
> mtk_mdp_dbg(1, "[%d] invalid type:%d,%u", ctx->id, s->type,
> @@ -925,7 +925,7 @@ static int mtk_mdp_m2m_s_selection(struct file *file, void *fh,
> if (ret)
> return ret;
>
> - if (mtk_mdp_is_target_crop(s->target))
> + if (mtk_mdp_is_target_compose(s->target))
> frame = &ctx->s_frame;
> else
> frame = &ctx->d_frame;
> --
> 1.9.1
>

2017-04-27 06:12:17

by houlong wei

Subject: Re: [PATCH] [media] mtk-mdp: Fix g_/s_selection capture/compose logic

On Thu, 2017-04-13 at 14:50 +0800, Wu-Cheng Li (李務誠) wrote:
> Reviewed-by: Wu-Cheng Li <[email protected]>
>
> On Thu, Apr 13, 2017 at 12:18 PM, Minghsiu Tsai
> <[email protected]> wrote:
> > From: Daniel Kurtz <[email protected]>
> >
> > Experiments show that the:
> > (1) mtk-mdp uses the _MPLANE form of CAPTURE/OUTPUT
> > (2) CAPTURE types use CROP targets, and OUTPUT types use COMPOSE targets
> >
> > Signed-off-by: Daniel Kurtz <[email protected]>
> > Signed-off-by: Minghsiu Tsai <[email protected]>
Acked-by:Houlong Wei <[email protected]>
> >
> > ---
> > drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c | 18 +++++++++---------
> > 1 file changed, 9 insertions(+), 9 deletions(-)
> >
> > diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> > index 13afe48..8ab7ca0 100644
> > --- a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> > +++ b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> > @@ -837,12 +837,12 @@ static int mtk_mdp_m2m_g_selection(struct file *file, void *fh,
> > struct mtk_mdp_ctx *ctx = fh_to_ctx(fh);
> > bool valid = false;
> >
> > - if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
> > - if (mtk_mdp_is_target_compose(s->target))
> > - valid = true;
> > - } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
> > + if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
> > if (mtk_mdp_is_target_crop(s->target))
> > valid = true;
> > + } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
> > + if (mtk_mdp_is_target_compose(s->target))
> > + valid = true;
> > }
> > if (!valid) {
> > mtk_mdp_dbg(1, "[%d] invalid type:%d,%u", ctx->id, s->type,
> > @@ -907,12 +907,12 @@ static int mtk_mdp_m2m_s_selection(struct file *file, void *fh,
> > int ret;
> > bool valid = false;
> >
> > - if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
> > - if (s->target == V4L2_SEL_TGT_COMPOSE)
> > - valid = true;
> > - } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
> > + if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
> > if (s->target == V4L2_SEL_TGT_CROP)
> > valid = true;
> > + } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
> > + if (s->target == V4L2_SEL_TGT_COMPOSE)
> > + valid = true;
> > }
> > if (!valid) {
> > mtk_mdp_dbg(1, "[%d] invalid type:%d,%u", ctx->id, s->type,
> > @@ -925,7 +925,7 @@ static int mtk_mdp_m2m_s_selection(struct file *file, void *fh,
> > if (ret)
> > return ret;
> >
> > - if (mtk_mdp_is_target_crop(s->target))
> > + if (mtk_mdp_is_target_compose(s->target))
> > frame = &ctx->s_frame;
> > else
> > frame = &ctx->d_frame;
> > --
> > 1.9.1
> >

2017-04-27 14:42:55

by Stanimir Varbanov

Subject: Re: [PATCH] [media] mtk-mdp: Fix g_/s_selection capture/compose logic

Hi,

On 04/13/2017 07:18 AM, Minghsiu Tsai wrote:
> From: Daniel Kurtz <[email protected]>
>
> Experiments show that the:
> (1) mtk-mdp uses the _MPLANE form of CAPTURE/OUTPUT
> (2) CAPTURE types use CROP targets, and OUTPUT types use COMPOSE targets
>
> Signed-off-by: Daniel Kurtz <[email protected]>
> Signed-off-by: Minghsiu Tsai <[email protected]>
>
> ---
> drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c | 18 +++++++++---------
> 1 file changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> index 13afe48..8ab7ca0 100644
> --- a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> +++ b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> @@ -837,12 +837,12 @@ static int mtk_mdp_m2m_g_selection(struct file *file, void *fh,
> struct mtk_mdp_ctx *ctx = fh_to_ctx(fh);
> bool valid = false;
>
> - if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
> - if (mtk_mdp_is_target_compose(s->target))
> - valid = true;
> - } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
> + if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
> if (mtk_mdp_is_target_crop(s->target))
> valid = true;
> + } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
> + if (mtk_mdp_is_target_compose(s->target))
> + valid = true;
> }

Using MPLANE formats in g/s_selection violates the v4l2 spec. See [1].

<snip>

--
regards,
Stan

[1]
https://linuxtv.org/downloads/v4l-dvb-apis/uapi/v4l/vidioc-g-selection.html

2017-06-08 03:22:59

by Minghsiu Tsai

Subject: Re: [PATCH] [media] mtk-mdp: Fix g_/s_selection capture/compose logic

Hi, Stanimir Varbanov,

I have upload patch v2.
https://patchwork.kernel.org/patch/9723463/

Could you review it? Thanks


On Thu, 2017-04-27 at 17:42 +0300, Stanimir Varbanov wrote:
> Hi,
>
> On 04/13/2017 07:18 AM, Minghsiu Tsai wrote:
> > From: Daniel Kurtz <[email protected]>
> >
> > Experiments show that the:
> > (1) mtk-mdp uses the _MPLANE form of CAPTURE/OUTPUT
> > (2) CAPTURE types use CROP targets, and OUTPUT types use COMPOSE targets
> >
> > Signed-off-by: Daniel Kurtz <[email protected]>
> > Signed-off-by: Minghsiu Tsai <[email protected]>
> >
> > ---
> > drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c | 18 +++++++++---------
> > 1 file changed, 9 insertions(+), 9 deletions(-)
> >
> > diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> > index 13afe48..8ab7ca0 100644
> > --- a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> > +++ b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
> > @@ -837,12 +837,12 @@ static int mtk_mdp_m2m_g_selection(struct file *file, void *fh,
> > struct mtk_mdp_ctx *ctx = fh_to_ctx(fh);
> > bool valid = false;
> >
> > - if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
> > - if (mtk_mdp_is_target_compose(s->target))
> > - valid = true;
> > - } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
> > + if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
> > if (mtk_mdp_is_target_crop(s->target))
> > valid = true;
> > + } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
> > + if (mtk_mdp_is_target_compose(s->target))
> > + valid = true;
> > }
>
> Using MPLANE formats in g/s_selection violates the v4l2 spec. See [1].
>
> <snip>
>