linux-kernel - Re: [PATCH 02/37] drm/xlnx/zynqmp_disp: Use correct kerneldoc formatting in zynqmp

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Message-ID: <20230319142432.GM10144@pendragon.ideasonboard.com>
Date:   Sun, 19 Mar 2023 16:24:32 +0200
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     Lee Jones <lee@...nel.org>
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Hyun Kwon <hyun.kwon@...inx.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Michal Simek <michal.simek@...inx.com>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 02/37] drm/xlnx/zynqmp_disp: Use correct kerneldoc
 formatting in zynqmp_disp

Hi Lee,

Thank you for the patch.

On Fri, Mar 17, 2023 at 08:16:43AM +0000, Lee Jones wrote:
> Fixes the following W=1 kernel build warning(s):
> 
>  drivers/gpu/drm/xlnx/zynqmp_disp.c:151: warning: Function parameter or member 'blend' not described in 'zynqmp_disp'
>  drivers/gpu/drm/xlnx/zynqmp_disp.c:151: warning: Function parameter or member 'avbuf' not described in 'zynqmp_disp'
>  drivers/gpu/drm/xlnx/zynqmp_disp.c:151: warning: Function parameter or member 'audio' not described in 'zynqmp_disp'
> 
> Cc: Hyun Kwon <hyun.kwon@...inx.com>
> Cc: Laurent Pinchart <laurent.pinchart@...asonboard.com>
> Cc: David Airlie <airlied@...il.com>
> Cc: Daniel Vetter <daniel@...ll.ch>
> Cc: Michal Simek <michal.simek@...inx.com>
> Cc: dri-devel@...ts.freedesktop.org
> Cc: linux-arm-kernel@...ts.infradead.org
> Signed-off-by: Lee Jones <lee@...nel.org>
> ---
>  drivers/gpu/drm/xlnx/zynqmp_disp.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/xlnx/zynqmp_disp.c b/drivers/gpu/drm/xlnx/zynqmp_disp.c
> index 3b87eebddc979..63358f4898625 100644
> --- a/drivers/gpu/drm/xlnx/zynqmp_disp.c
> +++ b/drivers/gpu/drm/xlnx/zynqmp_disp.c
> @@ -128,9 +128,9 @@ struct zynqmp_disp_layer {
>   * struct zynqmp_disp - Display controller
>   * @dev: Device structure
>   * @dpsub: Display subsystem
> - * @blend.base: Register I/O base address for the blender
> - * @avbuf.base: Register I/O base address for the audio/video buffer manager
> - * @audio.base: Registers I/O base address for the audio mixer
> + * @blend: .base: Register I/O base address for the blender
> + * @avbuf: .base: Register I/O base address for the audio/video buffer manager
> + * @audio: .base: Registers I/O base address for the audio mixer

This is a hack, it won't work properly if the nested structures get
extended with more fields.

Is there a correct kerneldoc syntax for this code construct ?

>   * @layers: Layers (planes)
>   */
>  struct zynqmp_disp {

-- 
Regards,

Laurent Pinchart