linux-kernel - Re: [PATCH 1/6] drm: zynqmp_dp: Downgrade log level for aux retries message

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Date: Mon, 18 Mar 2024 18:39:01 +0200
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Sean Anderson <sean.anderson@...ux.dev>
Cc: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	dri-devel@...ts.freedesktop.org, David Airlie <airlied@...il.com>,
	linux-kernel@...r.kernel.org, Michal Simek <michal.simek@....com>,
	linux-arm-kernel@...ts.infradead.org,
	Daniel Vetter <daniel@...ll.ch>
Subject: Re: [PATCH 1/6] drm: zynqmp_dp: Downgrade log level for aux retries
 message

Hi Sean,

Thank you for the patch.

On Fri, Mar 15, 2024 at 07:09:11PM -0400, Sean Anderson wrote:
> Enable this message for verbose debugging only as it is otherwise
> printed after every AUX message, quickly filling the log buffer.
> 
> Signed-off-by: Sean Anderson <sean.anderson@...ux.dev>
> ---
> 
>  drivers/gpu/drm/xlnx/zynqmp_dp.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp_dp.c
> index a0606fab0e22..98a32e6a0459 100644
> --- a/drivers/gpu/drm/xlnx/zynqmp_dp.c
> +++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c
> @@ -1006,7 +1006,7 @@ zynqmp_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg)
>  					       msg->buffer, msg->size,
>  					       &msg->reply);
>  		if (!ret) {
> -			dev_dbg(dp->dev, "aux %d retries\n", i);
> +			dev_vdbg(dp->dev, "aux %d retries\n", i);

I didn't know about dev_vdbg(). I suppose this makes sense,

Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

>  			return msg->size;
>  		}
>  

-- 
Regards,

Laurent Pinchart