Applied the series. Thanks!
Alex
On Mon, Jan 4, 2021 at 4:17 PM Kazlauskas, Nicholas
<nicholas.kazlauskas@xxxxxxx> wrote:
>
> On 2020-12-28 1:50 p.m., Mario Kleiner wrote:
> > The hw supports fp16, this is not only useful for HDR,
> > but also for standard dynamic range displays, because
> > it allows to get more precise color reproduction with
> > about 11 - 12 bpc linear precision in the unorm range
> > 0.0 - 1.0.
> >
> > Working fp16 scanout+display (and HDR over HDMI) was
> > verified on a DCE-8 asic, so i assume that the more
> > recent DCE-10/11 will work equally well, now that
> > format-specific plane scaling constraints are properly
> > enforced, e.g., the inability of fp16 to scale on older
> > hw like DCE-8 to DCE-11.
> >
> > Signed-off-by: Mario Kleiner <mario.kleiner.de@xxxxxxxxx>
>
> Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@xxxxxxx>
>
> Regards,
> Nicholas Kazlauskas
>
> > ---
> > drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c | 2 +-
> > drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c | 2 +-
> > drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c | 2 +-
> > 3 files changed, 3 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
> > index 8ab9d6c79808..f20ed05a5050 100644
> > --- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
> > +++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
> > @@ -385,7 +385,7 @@ static const struct dc_plane_cap plane_cap = {
> > .pixel_format_support = {
> > .argb8888 = true,
> > .nv12 = false,
> > - .fp16 = false
> > + .fp16 = true
> > },
> >
> > .max_upscale_factor = {
> > diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
> > index 3f63822b8e28..af208f9bd03b 100644
> > --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
> > +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
> > @@ -410,7 +410,7 @@ static const struct dc_plane_cap plane_cap = {
> > .pixel_format_support = {
> > .argb8888 = true,
> > .nv12 = false,
> > - .fp16 = false
> > + .fp16 = true
> > },
> >
> > .max_upscale_factor = {
> > diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
> > index 390a0fa37239..26fe25caa281 100644
> > --- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
> > +++ b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
> > @@ -402,7 +402,7 @@ static const struct dc_plane_cap plane_cap = {
> > .pixel_format_support = {
> > .argb8888 = true,
> > .nv12 = false,
> > - .fp16 = false
> > + .fp16 = true
> > },
> >
> > .max_upscale_factor = {
> >
>
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