linux-kernel - Re: [PATCH] drm/bridge: analogix_dp: Downgrade "Link Training" messages to dev

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Message-Id: <20180913090043eucas1p140e345f3f7c149e62d4cc43d6f9271dd~T6g4BlH6r2141921419eucas1p1F@eucas1p1.samsung.com>
Date:   Thu, 13 Sep 2018 11:00:41 +0200
From:   Andrzej Hajda <a.hajda@...sung.com>
To:     Marc Zyngier <marc.zyngier@....com>,
        dri-devel@...ts.freedesktop.org
Cc:     Archit Taneja <architt@...eaurora.org>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/bridge: analogix_dp: Downgrade "Link Training"
 messages to dev_dbg

On 05.08.2018 19:28, Marc Zyngier wrote:
> The Analogix DP bridge driver is pretty verbose, and outputs
> things like
>
> [  619.414067] rockchip-dp ff970000.edp: Link Training Clock Recovery success
> [  619.429233] rockchip-dp ff970000.edp: Link Training success!
>
> each time the display gets unblanked. While it is good to know
> that the device is behaving correctly, users already know that
> because they can see some video output.
>
> Let's keep these messages for cases where we need to actually
> debug the driver (we have dynamic debug to enable them at runtime
> if need be), and let's keep the kernel quiet otherwise.
>
> Signed-off-by: Marc Zyngier <marc.zyngier@....com>

Queued to drm-misc-next.

Regards
Andrzej