linux-kernel - Re: [PATCH v6] drm/msm/dpu: improve DSC allocation

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Date: Mon, 19 Feb 2024 14:30:42 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: dri-devel@...ts.freedesktop.org,
	robdclark@...il.com,
	sean@...rly.run,
	swboyd@...omium.org,
	dianders@...omium.org,
	vkoul@...nel.org,
	daniel@...ll.ch,
	airlied@...il.com,
	agross@...nel.org,
	andersson@...nel.org,
	Kuogee Hsieh <quic_khsieh@...cinc.com>
Cc: quic_abhinavk@...cinc.com,
	quic_jesszhan@...cinc.com,
	quic_sbillaka@...cinc.com,
	marijn.suijten@...ainline.org,
	freedreno@...ts.freedesktop.org,
	linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6] drm/msm/dpu: improve DSC allocation


On Thu, 14 Dec 2023 10:56:12 -0800, Kuogee Hsieh wrote:
> At DSC V1.1 DCE (Display Compression Engine) contains a DSC encoder.
> However, at DSC V1.2 DCE consists of two DSC encoders, one has an odd
> index and another one has an even index. Each encoder can work
> independently. But only two DSC encoders from same DCE can be paired
> to work together to support DSC merge mode at DSC V1.2. For DSC V1.1
> two consecutive DSC encoders (start with even index) have to be paired
> to support DSC merge mode.  In addition, the DSC with even index have
> to be mapped to even PINGPONG index and DSC with odd index have to be
> mapped to odd PINGPONG index at its data path in regardless of DSC
> V1.1 or V1.2. This patch improves DSC allocation mechanism with
> consideration of those factors.
> 
> [...]

Applied, thanks!

[1/1] drm/msm/dpu: improve DSC allocation
      https://gitlab.freedesktop.org/lumag/msm/-/commit/858ddb64f1ff

Best regards,
-- 
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>