linux-kernel - Re: [PATCH v15 15/29] drm/connector: hdmi: Compute bpc and format automatically

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Message-ID: <yas2tp7anjplld6fxg542i6z7e3mrowy3ex2mb2nohij4kkchv@fp4oi3or67i6>
Date: Tue, 28 May 2024 04:01:42 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Maxime Ripard <mripard@...nel.org>
Cc: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>, 
	Daniel Vetter <daniel@...ll.ch>, Jonathan Corbet <corbet@....net>, 
	Sandy Huang <hjc@...k-chips.com>, Heiko Stübner <heiko@...ech.de>, 
	Chen-Yu Tsai <wens@...e.org>, Jernej Skrabec <jernej.skrabec@...il.com>, 
	Samuel Holland <samuel@...lland.org>, Andy Yan <andy.yan@...k-chips.com>, 
	Hans Verkuil <hverkuil@...all.nl>, Sebastian Wick <sebastian.wick@...hat.com>, 
	Ville Syrjälä <ville.syrjala@...ux.intel.com>, dri-devel@...ts.freedesktop.org, 
	linux-arm-kernel@...ts.infradead.org, linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-media@...r.kernel.org, linux-rockchip@...ts.infradead.org, linux-sunxi@...ts.linux.dev
Subject: Re: [PATCH v15 15/29] drm/connector: hdmi: Compute bpc and format
 automatically

On Mon, May 27, 2024 at 03:58:04PM +0200, Maxime Ripard wrote:
> Now that we have all the infrastructure needed, we can add some code
> that will, for a given connector state and mode, compute the best output
> format and bpc.
> 
> The algorithm is equivalent to the one already found in i915 and vc4.
> 
> Cc: Ville Syrjälä <ville.syrjala@...ux.intel.com>
> Signed-off-by: Maxime Ripard <mripard@...nel.org>
> ---
>  drivers/gpu/drm/display/drm_hdmi_state_helper.c    | 217 ++++++++++++++++++++-
>  drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c |  25 ++-
>  2 files changed, 230 insertions(+), 12 deletions(-)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

-- 
With best wishes
Dmitry