On Mon, Sep 26, 2022 at 04:21:19PM +0100, Brian Starkey wrote:
> On Tue, Sep 13, 2022 at 04:36:57PM +0100, Liviu Dudau wrote:
> > On Tue, Sep 13, 2022 at 03:43:06PM +0100, Brian Starkey wrote:
> > > These formats are not subsampled, but that means hsub and vsub should be
> > > 1, not 0.
> > >
> > > Fixes: 94b292b27734 ("drm: drm_fourcc: add NV15, Q410, Q401 YUV formats")
> > > Reported-by: George Kennedy <george.kennedy@xxxxxxxxxx>
> > > Reported-by: butt3rflyh4ck <butterflyhuangxx@xxxxxxxxx>
> > > Signed-off-by: Brian Starkey <brian.starkey@xxxxxxx>
> >
> > Reviewed-by: Liviu Dudau <liviu.dudau@xxxxxxx>
> >
> > Should this be backported into stable releases? How far back to we go?
>
> Probably, git says 94b292b27734 is in since 5.10.
>
> Could someone merge this so it doesn't get lost again?
I'll merge this into drm-misc-next-fixes this week and notify stable about it.
Best regards,
Liviu
>
> Thanks,
> -Brian
>
> >
> > Best regards,
> > Liviu
> >
> >
> > > ---
> > > drivers/gpu/drm/drm_fourcc.c | 8 ++++----
> > > 1 file changed, 4 insertions(+), 4 deletions(-)
> > >
> > > Sorry, I lost track of this - I thought it got fixed after the previous
> > > thread[1].
> > >
> > > -Brian
> > >
> > > [1] https://lore.kernel.org/all/26fdb955-10c8-a5d6-07b6-85a4374e7754@xxxxxxxxxx/
> > >
> > > diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
> > > index 07741b678798..6768b7d18b6f 100644
> > > --- a/drivers/gpu/drm/drm_fourcc.c
> > > +++ b/drivers/gpu/drm/drm_fourcc.c
> > > @@ -263,12 +263,12 @@ const struct drm_format_info *__drm_format_info(u32 format)
> > > .vsub = 2, .is_yuv = true },
> > > { .format = DRM_FORMAT_Q410, .depth = 0,
> > > .num_planes = 3, .char_per_block = { 2, 2, 2 },
> > > - .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 0,
> > > - .vsub = 0, .is_yuv = true },
> > > + .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 1,
> > > + .vsub = 1, .is_yuv = true },
> > > { .format = DRM_FORMAT_Q401, .depth = 0,
> > > .num_planes = 3, .char_per_block = { 2, 2, 2 },
> > > - .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 0,
> > > - .vsub = 0, .is_yuv = true },
> > > + .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 1,
> > > + .vsub = 1, .is_yuv = true },
> > > { .format = DRM_FORMAT_P030, .depth = 0, .num_planes = 2,
> > > .char_per_block = { 4, 8, 0 }, .block_w = { 3, 3, 0 }, .block_h = { 1, 1, 0 },
> > > .hsub = 2, .vsub = 2, .is_yuv = true},
> > > --
> > > 2.25.1
> > >
> >
> > --
> > ====================
> > | I would like to |
> > | fix the world, |
> > | but they're not |
> > | giving me the |
> > \ source code! /
> > ---------------
> > ¯\_(ツ)_/¯
--
====================
| I would like to |
| fix the world, |
| but they're not |
| giving me the |
\ source code! /
---------------
¯\_(ツ)_/¯
