might also depend on
this information being available.
Signed-off-by: Werner Sembach
Signed-off-by: Andri Yngvason
Tested-by: Andri Yngvason
---
drivers/gpu/drm/drm_connector.c | 63 +
include/drm/drm_connector.h | 10 ++
2 files changed, 73 insertions(+)
-by: Andri Yngvason
Tested-by: Andri Yngvason
---
drivers/gpu/drm/drm_atomic_helper.c | 4 +++
drivers/gpu/drm/drm_atomic_uapi.c | 4 +++
drivers/gpu/drm/drm_connector.c | 50 -
include/drm/drm_connector.h | 17 ++
4 files changed, 74 insert
From: Werner Sembach
This commit implements the "preferred color format" drm property for the
Intel GPU driver.
Signed-off-by: Werner Sembach
Co-developed-by: Andri Yngvason
Signed-off-by: Andri Yngvason
Tested-by: Andri Yngvason
---
drivers/gpu/drm/i915/display/intel_dp.
use RGB when the display
reports drm_mode_is_420_only() even on a non HDMI connection.
This patch also moves both checks in the same if-case. This eliminates an
extra else-if-case.
Signed-off-by: Werner Sembach
Signed-off-by: Andri Yngvason
Tested-by: Andri Yngvason
---
drivers/gpu/drm/amd
From: Werner Sembach
This commit implements the "active color format" drm property for the AMD
GPU driver.
Signed-off-by: Werner Sembach
Signed-off-by: Andri Yngvason
Tested-by: Andri Yngvason
---
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 42 ++-
.../display
From: Werner Sembach
This commit implements the "preferred color format" drm property for the
AMD GPU driver.
Signed-off-by: Werner Sembach
Signed-off-by: Andri Yngvason
Tested-by: Andri Yngvason
---
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 30 +++
.
This is a subset of patches, originally submitted by Werner Sembach
titled: New uAPI drm properties for color management [1]
I've rebased against the current master branch, made modifications where
needed, and tested with both HDMI and DP on both Intel and AMD hardware,
using modified sway [2] and
From: Werner Sembach
This commit implements the "active color format" drm property for the Intel
GPU driver.
Signed-off-by: Werner Sembach
Signed-off-by: Andri Yngvason
Tested-by: Andri Yngvason
---
drivers/gpu/drm/i915/display/intel_display.c | 33
drivers/gp
Hi Daniel,
þri., 9. jan. 2024 kl. 22:32 skrifaði Daniel Stone :
> On Tue, 9 Jan 2024 at 18:12, Andri Yngvason wrote:
> > + * active color format:
> > + * This read-only property tells userspace the color format
> actually used
> > + * by the hardware display en
Hi Daniel,
Please excuse my misconfigured email client. HTML was accidentally
enabled in my previous messages, so I'll re-send it for the benefit of
mailing lists.
þri., 9. jan. 2024 kl. 22:32 skrifaði Daniel Stone :
>
> On Tue, 9 Jan 2024 at 18:12, Andri Yngvason wrote:
> >
Hi,
mið., 10. jan. 2024 kl. 09:27 skrifaði Maxime Ripard :
> On Tue, Jan 09, 2024 at 06:11:02PM +0000, Andri Yngvason wrote:
> > From: Werner Sembach
> >
> > Add a new general drm property "preferred color format" which can be used
> > by userspace to te
mið., 10. jan. 2024 kl. 11:10 skrifaði Daniel Vetter :
>
> On Tue, Jan 09, 2024 at 06:11:00PM +, Andri Yngvason wrote:
> > + /* Extract information from crtc to communicate it to userspace as
> > connector properties */
> > + for_each_new_connector_i
mið., 10. jan. 2024 kl. 13:09 skrifaði Werner Sembach
:
>
> Hi,
>
> Am 10.01.24 um 11:11 schrieb Andri Yngvason:
> > Hi,
> >
> > mið., 10. jan. 2024 kl. 09:27 skrifaði Maxime Ripard :
> >> On Tue, Jan 09, 2024 at 06:11:02PM +, Andri Yngvason wrote:
>
Hi Werner,
mið., 10. jan. 2024 kl. 13:14 skrifaði Werner Sembach
:
>
> Hi,
>
> Am 10.01.24 um 14:09 schrieb Daniel Vetter:
> > On Wed, 10 Jan 2024 at 13:53, Andri Yngvason wrote:
> >> mið., 10. jan. 2024 kl. 11:10 skrifaði Daniel Vetter :
> >>> On Tue,
mið., 10. jan. 2024 kl. 13:26 skrifaði Daniel Stone :
> >
> > This thing here works entirely differently, and I think we need somewhat
> > new semantics for this:
> >
> > - I agree it should be read-only for userspace, so immutable sounds right.
> >
> > - But I also agree with Daniel Stone that thi
After some discussion, we decided to drop the "active color format"
property and rename the "preferred color format" property to "force
color format".
The user can probe available color formats in combination with other
properties using TEST_ONLY commits.
v1:
https://lore.kernel.org/dri-devel/2
use RGB when the display
reports drm_mode_is_420_only() even on a non HDMI connection.
This patch also moves both checks in the same if-case. This eliminates an
extra else-if-case.
Signed-off-by: Werner Sembach
Signed-off-by: Andri Yngvason
Tested-by: Andri Yngvason
---
drivers/gpu/drm/amd
to use the less bandwidth heavy ycbcr422 and ycbcr420 formats
for a signal that is less susceptible to interference.
In the future, automatic color calibration for screens might also depend on
this option being available.
Signed-off-by: Werner Sembach
Signed-off-by: Andri Yngvason
Tested-by: Andr
From: Werner Sembach
This commit implements the "force color format" drm property for the
AMD GPU driver.
Signed-off-by: Werner Sembach
Co-Developed-by: Andri Yngvason
Signed-off-by: Andri Yngvason
Tested-by: Andri Yngvason
---
Changes in v2:
- Renamed to "force col
From: Werner Sembach
This commit implements the "force color format" drm property for the
Intel GPU driver.
Signed-off-by: Werner Sembach
Co-Developed-by: Andri Yngvason
Signed-off-by: Andri Yngvason
Tested-by: Andri Yngvason
---
Changes in v2:
- Renamed to "force col
Hi Sebastian,
þri., 16. jan. 2024 kl. 11:42 skrifaði Sebastian Wick
:
>
> On Mon, Jan 15, 2024 at 04:05:52PM +, Andri Yngvason wrote:
> > From: Werner Sembach
> >
> > Add a new general drm property "force color format" which can be used
> > by use
þri., 16. jan. 2024 kl. 13:29 skrifaði Sebastian Wick
:
>
> On Tue, Jan 16, 2024 at 01:13:13PM +, Andri Yngvason wrote:
[...]
> > şri., 16. jan. 2024 kl. 11:42 skrifaği Sebastian Wick
> > :
> > >
> > > On Mon, Jan 15, 2024 at 04:05:52PM +, Andri Yngvason
mið., 17. jan. 2024 kl. 09:21 skrifaði Pekka Paalanen :
>
> On Tue, 16 Jan 2024 14:11:43 +0000
> Andri Yngvason wrote:
>
> > þri., 16. jan. 2024 kl. 13:29 skrifaði Sebastian Wick
> > :
> > >
> > > On Tue, Jan 16, 2024 at 01:13:13PM +, Andri Yngva
Hi Sean,
mið., 28. maí 2025 kl. 16:24 skrifaði Sean Summers :
>
> Hi Andri,
>
> I've made this patch, but I'm unable to configure the video pipeline for YCC
> 420. I'm using libdrm's modetest to set the output format / colorspace and
> pass a test pattern through. Modetest can see the new "force
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