Re: [V7 43/45] drm/amd/display: Add AMD color pipeline doc

2025-01-17 Thread Pekka Paalanen
On Thu, 19 Dec 2024 21:33:49 -0700 Alex Hung wrote: > From: Harry Wentland > > Add kernel doc for AMD color pipeline. > > Signed-off-by: Alex Hung > Signed-off-by: Harry Wentland > --- > .../amd/display/amdgpu_dm/amdgpu_dm_color.c | 122 +++--- > 1 file changed, 102 insertions

Re: [V7 31/45] drm/colorop: add BT2020/BT709 OETF and Inverse OETF

2025-01-17 Thread Pekka Paalanen
On Thu, 16 Jan 2025 10:56:22 +0200 Pekka Paalanen wrote: > On Thu, 19 Dec 2024 21:33:37 -0700 > Alex Hung wrote: > > > From: Harry Wentland > > > > The BT.709 and BT.2020 OETFs are the same, the only difference > > being that the BT.2020 variant is defined with more precision > > for 10 and 1

Re: [V7 29/45] drm/colorop: Add PQ 125 EOTF and its inverse

2025-01-17 Thread Pekka Paalanen
On Thu, 19 Dec 2024 21:33:35 -0700 Alex Hung wrote: > From: Harry Wentland > > The PQ function defines a mapping of code values to nits (cd/m^2). > The max code value maps to 10,000 nits. > > Windows DWM's canonical composition color space (CCCS) defaults > to composing SDR contents to 80 nit