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[PATCH RESEND v2 5/8] drm/vkms: Add support for RGB888 formats

Louis Chauvet posted 8 patches 1 month, 3 weeks ago
There is a newer version of this series
[PATCH RESEND v2 5/8] drm/vkms: Add support for RGB888 formats
Posted by Louis Chauvet 1 month, 3 weeks ago 
Add the support for:
- RGB888
- BGR888

Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>
---
 drivers/gpu/drm/vkms/vkms_formats.c | 7 +++++++
 drivers/gpu/drm/vkms/vkms_plane.c   | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/vkms/vkms_formats.c b/drivers/gpu/drm/vkms/vkms_formats.c
index e34bea5da752..2376ea8661ac 100644
--- a/drivers/gpu/drm/vkms/vkms_formats.c
+++ b/drivers/gpu/drm/vkms/vkms_formats.c
@@ -461,6 +461,9 @@ READ_LINE_ARGB8888(ABGR8888_read_line, px, px[3], px[0], px[1], px[2])
 READ_LINE_ARGB8888(RGBA8888_read_line, px, px[0], px[3], px[2], px[1])
 READ_LINE_ARGB8888(BGRA8888_read_line, px, px[0], px[1], px[2], px[3])
 
+READ_LINE_ARGB8888(RGB888_read_line, px, 255, px[2], px[1], px[0])
+READ_LINE_ARGB8888(BGR888_read_line, px, 255, px[0], px[1], px[2])
+
 READ_LINE_16161616(ARGB16161616_read_line, px, px[3], px[2], px[1], px[0])
 READ_LINE_16161616(ABGR16161616_read_line, px, px[3], px[0], px[1], px[2])
 READ_LINE_16161616(XRGB16161616_read_line, px, 0xFFFF, px[2], px[1], px[0])
@@ -679,6 +682,10 @@ pixel_read_line_t get_pixel_read_line_function(u32 format)
 		return &RGBX8888_read_line;
 	case DRM_FORMAT_BGRX8888:
 		return &BGRX8888_read_line;
+	case DRM_FORMAT_RGB888:
+		return RGB888_read_line;
+	case DRM_FORMAT_BGR888:
+		return BGR888_read_line;
 	case DRM_FORMAT_ARGB16161616:
 		return &ARGB16161616_read_line;
 	case DRM_FORMAT_ABGR16161616:
diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
index a243a706459f..0fa589abc53a 100644
--- a/drivers/gpu/drm/vkms/vkms_plane.c
+++ b/drivers/gpu/drm/vkms/vkms_plane.c
@@ -21,6 +21,8 @@ static const u32 vkms_formats[] = {
 	DRM_FORMAT_XBGR8888,
 	DRM_FORMAT_RGBX8888,
 	DRM_FORMAT_BGRX8888,
+	DRM_FORMAT_RGB888,
+	DRM_FORMAT_BGR888,
 	DRM_FORMAT_XRGB16161616,
 	DRM_FORMAT_XBGR16161616,
 	DRM_FORMAT_ARGB16161616,

-- 
2.46.2
Re: [PATCH RESEND v2 5/8] drm/vkms: Add support for RGB888 formats
Posted by Maíra Canal 1 month ago 
Hi Louis,

On 07/10/24 13:46, Louis Chauvet wrote:
> Add the support for:
> - RGB888
> - BGR888
> 
> Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>
> ---
>   drivers/gpu/drm/vkms/vkms_formats.c | 7 +++++++
>   drivers/gpu/drm/vkms/vkms_plane.c   | 2 ++
>   2 files changed, 9 insertions(+)
> 
> diff --git a/drivers/gpu/drm/vkms/vkms_formats.c b/drivers/gpu/drm/vkms/vkms_formats.c
> index e34bea5da752..2376ea8661ac 100644
> --- a/drivers/gpu/drm/vkms/vkms_formats.c
> +++ b/drivers/gpu/drm/vkms/vkms_formats.c
> @@ -461,6 +461,9 @@ READ_LINE_ARGB8888(ABGR8888_read_line, px, px[3], px[0], px[1], px[2])
>   READ_LINE_ARGB8888(RGBA8888_read_line, px, px[0], px[3], px[2], px[1])
>   READ_LINE_ARGB8888(BGRA8888_read_line, px, px[0], px[1], px[2], px[3])
>   
> +READ_LINE_ARGB8888(RGB888_read_line, px, 255, px[2], px[1], px[0])
> +READ_LINE_ARGB8888(BGR888_read_line, px, 255, px[0], px[1], px[2])
> +
>   READ_LINE_16161616(ARGB16161616_read_line, px, px[3], px[2], px[1], px[0])
>   READ_LINE_16161616(ABGR16161616_read_line, px, px[3], px[0], px[1], px[2])
>   READ_LINE_16161616(XRGB16161616_read_line, px, 0xFFFF, px[2], px[1], px[0])
> @@ -679,6 +682,10 @@ pixel_read_line_t get_pixel_read_line_function(u32 format)
>   		return &RGBX8888_read_line;
>   	case DRM_FORMAT_BGRX8888:
>   		return &BGRX8888_read_line;
> +	case DRM_FORMAT_RGB888:
> +		return RGB888_read_line;

Shouldn't it be &RGB888_read_line?

> +	case DRM_FORMAT_BGR888:
> +		return BGR888_read_line;

Same.

Best Regards,
- Maíra

>   	case DRM_FORMAT_ARGB16161616:
>   		return &ARGB16161616_read_line;
>   	case DRM_FORMAT_ABGR16161616:
> diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
> index a243a706459f..0fa589abc53a 100644
> --- a/drivers/gpu/drm/vkms/vkms_plane.c
> +++ b/drivers/gpu/drm/vkms/vkms_plane.c
> @@ -21,6 +21,8 @@ static const u32 vkms_formats[] = {
>   	DRM_FORMAT_XBGR8888,
>   	DRM_FORMAT_RGBX8888,
>   	DRM_FORMAT_BGRX8888,
> +	DRM_FORMAT_RGB888,
> +	DRM_FORMAT_BGR888,
>   	DRM_FORMAT_XRGB16161616,
>   	DRM_FORMAT_XBGR16161616,
>   	DRM_FORMAT_ARGB16161616,
>
Re: [PATCH RESEND v2 5/8] drm/vkms: Add support for RGB888 formats
Posted by Louis Chauvet 1 month ago 
On 26/10/24 - 11:51, Maíra Canal wrote:
> Hi Louis,
> 
> On 07/10/24 13:46, Louis Chauvet wrote:
> > Add the support for:
> > - RGB888
> > - BGR888
> > 
> > Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>
> > ---
> >   drivers/gpu/drm/vkms/vkms_formats.c | 7 +++++++
> >   drivers/gpu/drm/vkms/vkms_plane.c   | 2 ++
> >   2 files changed, 9 insertions(+)
> > 
> > diff --git a/drivers/gpu/drm/vkms/vkms_formats.c b/drivers/gpu/drm/vkms/vkms_formats.c
> > index e34bea5da752..2376ea8661ac 100644
> > --- a/drivers/gpu/drm/vkms/vkms_formats.c
> > +++ b/drivers/gpu/drm/vkms/vkms_formats.c
> > @@ -461,6 +461,9 @@ READ_LINE_ARGB8888(ABGR8888_read_line, px, px[3], px[0], px[1], px[2])
> >   READ_LINE_ARGB8888(RGBA8888_read_line, px, px[0], px[3], px[2], px[1])
> >   READ_LINE_ARGB8888(BGRA8888_read_line, px, px[0], px[1], px[2], px[3])
> > +READ_LINE_ARGB8888(RGB888_read_line, px, 255, px[2], px[1], px[0])
> > +READ_LINE_ARGB8888(BGR888_read_line, px, 255, px[0], px[1], px[2])
> > +
> >   READ_LINE_16161616(ARGB16161616_read_line, px, px[3], px[2], px[1], px[0])
> >   READ_LINE_16161616(ABGR16161616_read_line, px, px[3], px[0], px[1], px[2])
> >   READ_LINE_16161616(XRGB16161616_read_line, px, 0xFFFF, px[2], px[1], px[0])
> > @@ -679,6 +682,10 @@ pixel_read_line_t get_pixel_read_line_function(u32 format)
> >   		return &RGBX8888_read_line;
> >   	case DRM_FORMAT_BGRX8888:
> >   		return &BGRX8888_read_line;
> > +	case DRM_FORMAT_RGB888:
> > +		return RGB888_read_line;
> 
> Shouldn't it be &RGB888_read_line?

According to [1], &function, function, ***function are understood the 
same by gcc.

But this is ugly and I will change to use & everywhere, thanks!

[1]:https://stackoverflow.com/questions/6893285/why-do-function-pointer-definitions-work-with-any-number-of-ampersands-or-as

Thanks,
Louis Chauvet
 
> > +	case DRM_FORMAT_BGR888:
> > +		return BGR888_read_line;
> 
> Same.
> 
> Best Regards,
> - Maíra
> 
> >   	case DRM_FORMAT_ARGB16161616:
> >   		return &ARGB16161616_read_line;
> >   	case DRM_FORMAT_ABGR16161616:
> > diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
> > index a243a706459f..0fa589abc53a 100644
> > --- a/drivers/gpu/drm/vkms/vkms_plane.c
> > +++ b/drivers/gpu/drm/vkms/vkms_plane.c
> > @@ -21,6 +21,8 @@ static const u32 vkms_formats[] = {
> >   	DRM_FORMAT_XBGR8888,
> >   	DRM_FORMAT_RGBX8888,
> >   	DRM_FORMAT_BGRX8888,
> > +	DRM_FORMAT_RGB888,
> > +	DRM_FORMAT_BGR888,
> >   	DRM_FORMAT_XRGB16161616,
> >   	DRM_FORMAT_XBGR16161616,
> >   	DRM_FORMAT_ARGB16161616,
> >
Re: [PATCH RESEND v2 5/8] drm/vkms: Add support for RGB888 formats
Posted by Maíra Canal 1 month ago 
Hi Louis,

On 28/10/24 06:50, Louis Chauvet wrote:
> On 26/10/24 - 11:51, Maíra Canal wrote:
>> Hi Louis,
>>
>> On 07/10/24 13:46, Louis Chauvet wrote:
>>> Add the support for:
>>> - RGB888
>>> - BGR888
>>>
>>> Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>
>>> ---
>>>    drivers/gpu/drm/vkms/vkms_formats.c | 7 +++++++
>>>    drivers/gpu/drm/vkms/vkms_plane.c   | 2 ++
>>>    2 files changed, 9 insertions(+)
>>>
>>> diff --git a/drivers/gpu/drm/vkms/vkms_formats.c b/drivers/gpu/drm/vkms/vkms_formats.c
>>> index e34bea5da752..2376ea8661ac 100644
>>> --- a/drivers/gpu/drm/vkms/vkms_formats.c
>>> +++ b/drivers/gpu/drm/vkms/vkms_formats.c
>>> @@ -461,6 +461,9 @@ READ_LINE_ARGB8888(ABGR8888_read_line, px, px[3], px[0], px[1], px[2])
>>>    READ_LINE_ARGB8888(RGBA8888_read_line, px, px[0], px[3], px[2], px[1])
>>>    READ_LINE_ARGB8888(BGRA8888_read_line, px, px[0], px[1], px[2], px[3])
>>> +READ_LINE_ARGB8888(RGB888_read_line, px, 255, px[2], px[1], px[0])
>>> +READ_LINE_ARGB8888(BGR888_read_line, px, 255, px[0], px[1], px[2])
>>> +
>>>    READ_LINE_16161616(ARGB16161616_read_line, px, px[3], px[2], px[1], px[0])
>>>    READ_LINE_16161616(ABGR16161616_read_line, px, px[3], px[0], px[1], px[2])
>>>    READ_LINE_16161616(XRGB16161616_read_line, px, 0xFFFF, px[2], px[1], px[0])
>>> @@ -679,6 +682,10 @@ pixel_read_line_t get_pixel_read_line_function(u32 format)
>>>    		return &RGBX8888_read_line;
>>>    	case DRM_FORMAT_BGRX8888:
>>>    		return &BGRX8888_read_line;
>>> +	case DRM_FORMAT_RGB888:
>>> +		return RGB888_read_line;
>>
>> Shouldn't it be &RGB888_read_line?
> 
> According to [1], &function, function, ***function are understood the
> same by gcc.
> 
> But this is ugly and I will change to use & everywhere, thanks!

I didn't know that, that's interesting. I'd add & just for consistency.

Best Regards,
- Maíra

> 
> [1]:https://stackoverflow.com/questions/6893285/why-do-function-pointer-definitions-work-with-any-number-of-ampersands-or-as
> 
> Thanks,
> Louis Chauvet
>   
>>> +	case DRM_FORMAT_BGR888:
>>> +		return BGR888_read_line;
>>
>> Same.
>>
>> Best Regards,
>> - Maíra
>>
>>>    	case DRM_FORMAT_ARGB16161616:
>>>    		return &ARGB16161616_read_line;
>>>    	case DRM_FORMAT_ABGR16161616:
>>> diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
>>> index a243a706459f..0fa589abc53a 100644
>>> --- a/drivers/gpu/drm/vkms/vkms_plane.c
>>> +++ b/drivers/gpu/drm/vkms/vkms_plane.c
>>> @@ -21,6 +21,8 @@ static const u32 vkms_formats[] = {
>>>    	DRM_FORMAT_XBGR8888,
>>>    	DRM_FORMAT_RGBX8888,
>>>    	DRM_FORMAT_BGRX8888,
>>> +	DRM_FORMAT_RGB888,
>>> +	DRM_FORMAT_BGR888,
>>>    	DRM_FORMAT_XRGB16161616,
>>>    	DRM_FORMAT_XBGR16161616,
>>>    	DRM_FORMAT_ARGB16161616,
>>>

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