linux-kernel - Re: [PATCH v4 drm-dp 10/11] drm/hisilicon/hibmc: Adding reset colorbar cfg in dp init.

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Message-ID: <tvpcofc67wx7tmnzew4pptejsiqtjhxwbzfo7wxgwjefu7khyp@3sy4br7qgtof>
Date: Sun, 17 Aug 2025 16:17:02 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Yongbang Shi <shiyongbang@...wei.com>
Cc: xinliang.liu@...aro.org, tiantao6@...ilicon.com,
        maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
        tzimmermann@...e.de, airlied@...il.com, daniel@...ll.ch,
        kong.kongxinwei@...ilicon.com, liangjian010@...wei.com,
        chenjianmin@...wei.com, fengsheng5@...wei.com, libaihan@...wei.com,
        shenjian15@...wei.com, shaojijie@...wei.com,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 drm-dp 10/11] drm/hisilicon/hibmc: Adding reset
 colorbar cfg in dp init.

On Wed, Aug 13, 2025 at 05:42:37PM +0800, Yongbang Shi wrote:
> From: Baihan Li <libaihan@...wei.com>
> 
> Add colorbar disable operation before reset controller, to make sure
> colorbar status is clear in the DP init, so if rmmod the driver and the
> previous colorbar configuration will not affect the next time insmod the
> driver.
> 
> Fixes: 3c7623fb5bb6 ("drm/hisilicon/hibmc: Enable this hot plug detect of irq feature")
> Signed-off-by: Baihan Li <libaihan@...wei.com>
> Signed-off-by: Yongbang Shi <shiyongbang@...wei.com>
> ---
> ChangeLog:
> v3 -> v4:
>   - fix the commit subject, suggested by Dmitry Baryshkov.
> v2 -> v3:
>   - fix the issue commit ID, suggested by Dmitry Baryshkov.
>   - split into 2 commits, suggested by Dmitry Baryshkov.
>   - add more comments in commit log, suggested by Dmitry Baryshkov.
> ---
>  drivers/gpu/drm/hisilicon/hibmc/dp/dp_hw.c | 2 ++
>  1 file changed, 2 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>


-- 
With best wishes
Dmitry