linux-kernel - Re: [PATCH] drm/exynos: replace drm_detect_hdmi_monitor() with drm_display_info.is

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Date:   Fri, 24 Jun 2022 17:16:11 +0900
From:   Inki Dae <inki.dae@...sung.com>
To:     hongao <hongao@...ontech.com>, jy0922.shim@...sung.com,
        sw0312.kim@...sung.com, kyungmin.park@...sung.com,
        airlied@...ux.ie, daniel@...ll.ch, krzysztof.kozlowski@...aro.org,
        alim.akhtar@...sung.com
Cc:     dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/exynos: replace drm_detect_hdmi_monitor() with
 drm_display_info.is_hdmi



22. 6. 16. 16:22에 hongao 이(가) 쓴 글:
> Once EDID is parsed, the monitor HDMI support information is available
> through drm_display_info.is_hdmi.
> 
> This driver calls drm_detect_hdmi_monitor() to receive the same
> information, which is less efficient.
> 
> Avoid calling drm_detect_hdmi_monitor() and use drm_display_info.is_hdmi
> instead.
> 

Applied.

Thanks,
Inki Dae

> Signed-off-by: hongao <hongao@...ontech.com>
> ---
>  drivers/gpu/drm/exynos/exynos_hdmi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
> index 7655142a4651..17e9f5efbcfc 100644
> --- a/drivers/gpu/drm/exynos/exynos_hdmi.c
> +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
> @@ -893,7 +893,7 @@ static int hdmi_get_modes(struct drm_connector *connector)
>  	if (!edid)
>  		return -ENODEV;
>  
> -	hdata->dvi_mode = !drm_detect_hdmi_monitor(edid);
> +	hdata->dvi_mode = !connector->display_info.is_hdmi;
>  	DRM_DEV_DEBUG_KMS(hdata->dev, "%s : width[%d] x height[%d]\n",
>  			  (hdata->dvi_mode ? "dvi monitor" : "hdmi monitor"),
>  			  edid->width_cm, edid->height_cm);