Re: [PATCH 1/5] drm: shmobile: Use %p4cc to print fourcc codes

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

Hi Geert,

Thank you for the patch.

On Fri, Mar 31, 2023 at 04:48:07PM +0200, Geert Uytterhoeven wrote:
> Replace the printing of hexadecimal fourcc format codes by
> pretty-printed format names, using the "%p4cc" format specifier.

I really like %p4cc :-) I makes things much neater.

> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> ---
>  drivers/gpu/drm/shmobile/shmob_drm_crtc.c | 4 ++--
>  drivers/gpu/drm/shmobile/shmob_drm_kms.c  | 4 ++--
>  2 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
> index d354ab3077cecf94..713a7612244c647a 100644
> --- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
> +++ b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
> @@ -355,8 +355,8 @@ static int shmob_drm_crtc_mode_set(struct drm_crtc *crtc,
>  
>  	format = shmob_drm_format_info(crtc->primary->fb->format->format);
>  	if (format == NULL) {
> -		dev_dbg(sdev->dev, "mode_set: unsupported format %08x\n",
> -			crtc->primary->fb->format->format);
> +		dev_dbg(sdev->dev, "mode_set: unsupported format %p4cc\n",
> +			&crtc->primary->fb->format->format);
>  		return -EINVAL;
>  	}
>  
> diff --git a/drivers/gpu/drm/shmobile/shmob_drm_kms.c b/drivers/gpu/drm/shmobile/shmob_drm_kms.c
> index 60a2c8d8a0d947d2..3c5fe3bc183c7c13 100644
> --- a/drivers/gpu/drm/shmobile/shmob_drm_kms.c
> +++ b/drivers/gpu/drm/shmobile/shmob_drm_kms.c
> @@ -96,8 +96,8 @@ shmob_drm_fb_create(struct drm_device *dev, struct drm_file *file_priv,
>  
>  	format = shmob_drm_format_info(mode_cmd->pixel_format);
>  	if (format == NULL) {
> -		dev_dbg(dev->dev, "unsupported pixel format %08x\n",
> -			mode_cmd->pixel_format);
> +		dev_dbg(dev->dev, "unsupported pixel format %p4cc\n",
> +			&mode_cmd->pixel_format);
>  		return ERR_PTR(-EINVAL);
>  	}
>  

-- 
Regards,

Laurent Pinchart