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Date: Thu, 10 Oct 2019 13:59:35 +0200
From: Neil Armstrong <narmstrong@...libre.com>
To: Jonas Karlman <jonas@...boo.se>,
Andrzej Hajda <a.hajda@...sung.com>
Cc: Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
Jernej Skrabec <jernej.skrabec@...l.net>,
Kevin Hilman <khilman@...libre.com>,
Sandy Huang <hjc@...k-chips.com>,
Heiko Stubner <heiko@...ech.de>,
Maxime Ripard <mripard@...nel.org>,
Chen-Yu Tsai <wens@...e.org>,
"zhengyang@...k-chips.com" <zhengyang@...k-chips.com>,
"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 0/4] drm/bridge: dw-hdmi: Add support for HDR metadata
On 07/10/2019 21:19, Jonas Karlman wrote:
> Add support for HDR metadata using the hdr_output_metadata connector property,
> configure Dynamic Range and Mastering InfoFrame accordingly.
>
> A use_drm_infoframe flag is added to dw_hdmi_plat_data that platform drivers
> can use to signal when Dynamic Range and Mastering infoframes is supported.
> This flag is needed because Amlogic GXBB and GXL report same DW-HDMI version,
> and only GXL support DRM InfoFrame.
>
> The first patch add functionality to configure DRM InfoFrame based on the
> hdr_output_metadata connector property.
>
> The remaining patches sets the use_drm_infoframe flag on some SoCs supporting
> Dynamic Range and Mastering InfoFrame.
>
> v2 has been runtime tested on a Rock64 (RK3328) and Rock Pi 4 (RK3399),
> only build tested for Amlogic and Allwinner.
>
> Changes in v2:
> * address comments from Andrzej Hajda
> - renamed blob_equal to hdr_metadata_equal
> - renamed drm_infoframe flag to use_drm_infoframe
> - use hdmi_drm_infoframe_pack and a loop to write regs
> - remove hdmi version check in hdmi_config_drm_infoframe
>
> Jonas Karlman (4):
> drm/bridge: dw-hdmi: Add Dynamic Range and Mastering InfoFrame support
> drm/rockchip: Enable DRM InfoFrame support on RK3328 and RK3399
> drm/meson: Enable DRM InfoFrame support on GXL, GXM and G12A
> drm/sun4i: Enable DRM InfoFrame support on H6
>
> drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 81 +++++++++++++++++++++
> drivers/gpu/drm/bridge/synopsys/dw-hdmi.h | 37 ++++++++++
> drivers/gpu/drm/meson/meson_dw_hdmi.c | 5 ++
> drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 2 +
> drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 2 +
> drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h | 1 +
> include/drm/bridge/dw_hdmi.h | 1 +
> 7 files changed, 129 insertions(+)
>
Applied to drm-misc-next,
Thanks,
Neil
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