[Intel-gfx] [v11 00/12] Add HDR Metadata Parsing and handling in DRM layer

[Ville Syrjälä]

On Thu, May 16, 2019 at 07:40:05PM +0530, Uma Shankar wrote:
> This patch series enables HDR support in drm. It basically defines
> HDR metadata structures, property to pass content (after blending)
> metadata from user space compositors to driver.
> 
> Dynamic Range and Mastering infoframe creation and sending.
> 
> ToDo:
> 1. We need to get the color framework in place for all planes
>    which support HDR content in hardware. This is already in progres
>    and patches are out for review in mailing list.
> 2. UserSpace/Compositors: Blending policies and metadata blob
>    creation and passing to driver. Work is already in progress
>    by Intel's middleware teams on wayland and the patches for
>    the same are in review.
> 
> A POC has already been developed by Ville based on wayland. Please refer
> below link to see the component interactions and usage:
> https://lists.freedesktop.org/archives/wayland-devel/2017-December/036403.html
> 
> v2: Updated Ville's POC changes to the patch series.Incorporated cleanups
> and fixes from Ville. Rebase on latest drm-tip.
> 
> v3: Fixed a warning causing builds to break on CI. No major change.
> 
> v4: Addressed Shashank's review comments.
> 
> v5: Rebase on top of Ville's infoframe refactoring changes. Fixed non modeset
> case for HDR metadata update. Dropped a redundant patch.
> 
> v6: Addressed Shashank's review comments and added RB's received.
> 
> v7: Squashed 2 patches, dropped 1 change and addressed Brian Starkey's and
> Shashank's review comments.
> 
> v8: Addressed Jonas Karlman review comments. Added Shashank's RB to the series,
> fixed a WARN_ON on BYT/CHT.
> 
> v9: Addressed Ville and Jonas Karlman's review comments. Added the infoframe
> state readout and metadata reference count.
> 
> v10: Addressed review comments from Jonas and Ville. Dropped one patch related
> to i915 fastset handling as per Ville's feedback.
> 
> v11: Addressed Ville's review comments.
> 
> Note: v9 version is already tested with Kodi and a confirmation from team kodi has been
> received. Branch details for the same as below:
> https://github.com/xbmc/xbmc/tree/feature_drmprime-vaapi
> 
> v9 of this series is:
> Tested-by: Jonas Karlman <jonas at kwiboo.se>
> 
> Jonas Karlman (1):
>   drm: Add reference counting on HDR metadata blob
> 
> Uma Shankar (9):
>   drm: Add HDR source metadata property
>   drm: Parse HDR metadata info from EDID
>   drm: Enable HDR infoframe support
>   drm/i915: Attach HDR metadata property to connector
>   drm/i915: Write HDR infoframe and send to panel
>   drm/i915:Enabled Modeset when HDR Infoframe changes
>   drm/i915: Added DRM Infoframe handling for BYT/CHT
>   video/hdmi: Add Unpack function for DRM infoframe
>   drm/i915: Add state readout for DRM infoframe
> 
> Ville Syrjälä (2):
>   drm: Add HLG EOTF
>   drm/i915: Enable infoframes on GLK+ for HDR

Pushed the core/etc. bits to drm-misc-next so that other drivers
can base their work on that. We'll need a backmerge to get the
i915 stuff in via dinq.

-- 
Ville Syrjälä
Intel