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Date: Fri, 9 Feb 2024 10:39:56 -0800
From: Abhinav Kumar <quic_abhinavk@...cinc.com>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Rob Clark
	<robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        Marijn Suijten
	<marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, Daniel
 Vetter <daniel@...ll.ch>
CC: <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 1/4] drm/msm/mdss: generate MDSS data for MDP5
 platforms



On 2/8/2024 7:01 AM, Dmitry Baryshkov wrote:
> Older (mdp5) platforms do not use per-SoC compatible strings. Instead
> they use a single compat entry 'qcom,mdss'. To facilitate migrating
> these platforms to the DPU driver provide a way to generate the MDSS /
> UBWC data at runtime, when the DPU driver asks for it.
> 
> It is not possible to generate this data structure at the probe time,
> since some platforms might not have MDP_CLK enabled, which makes reading
> HW_REV register useless and prone to possible crashes.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> ---
>   drivers/gpu/drm/msm/msm_mdss.c | 51 ++++++++++++++++++++++++++++++++++++++++++
>   1 file changed, 51 insertions(+)
> 

Reviewed-by: Abhinav Kumar <quic_abhinavk@...cinc.com>

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