linux-kernel - Re: [PATCH v2 08/14] drm/bridge: ti-sn65dsi86: Remove extra call: drm_connector_update_edid

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Message-ID: <ee62dae9-b1bd-71ea-31e6-95ce5a528f34@samsung.com>
Date:   Wed, 31 Mar 2021 11:58:02 +0200
From:   Andrzej Hajda <a.hajda@...sung.com>
To:     Douglas Anderson <dianders@...omium.org>,
        Neil Armstrong <narmstrong@...libre.com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Sam Ravnborg <sam@...nborg.org>
Cc:     robdclark@...omium.org, dri-devel@...ts.freedesktop.org,
        David Airlie <airlied@...ux.ie>, linux-arm-msm@...r.kernel.org,
        Steev Klimaszewski <steev@...i.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Stanislav Lisovskiy <stanislav.lisovskiy@...el.com>,
        Robert Foss <robert.foss@...aro.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 08/14] drm/bridge: ti-sn65dsi86: Remove extra call:
 drm_connector_update_edid_property()


W dniu 30.03.2021 o 04:53, Douglas Anderson pisze:
> As of commit 5186421cbfe2 ("drm: Introduce epoch counter to
> drm_connector") the drm_get_edid() function calls
> drm_connector_update_edid_property() for us. There's no reason for us
> to call it again.
>
> Signed-off-by: Douglas Anderson <dianders@...omium.org>
Reviewed-by: Andrzej Hajda <a.hajda@...sung.com>

Regards
Andrzej
> ---
>
> (no changes since v1)
>
>   drivers/gpu/drm/bridge/ti-sn65dsi86.c | 11 ++++-------
>   1 file changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
> index a0a00dd1187c..9577ebd58c4c 100644
> --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
> +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
> @@ -270,7 +270,7 @@ static int ti_sn_bridge_connector_get_modes(struct drm_connector *connector)
>   {
>   	struct ti_sn_bridge *pdata = connector_to_ti_sn_bridge(connector);
>   	struct edid *edid = pdata->edid;
> -	int num, ret;
> +	int num;
>   
>   	if (!edid) {
>   		pm_runtime_get_sync(pdata->dev);
> @@ -279,12 +279,9 @@ static int ti_sn_bridge_connector_get_modes(struct drm_connector *connector)
>   	}
>   
>   	if (edid && drm_edid_is_valid(edid)) {
> -		ret = drm_connector_update_edid_property(connector, edid);
> -		if (!ret) {
> -			num = drm_add_edid_modes(connector, edid);
> -			if (num)
> -				return num;
> -		}
> +		num = drm_add_edid_modes(connector, edid);
> +		if (num)
> +			return num;
>   	}
>   
>   	return drm_panel_get_modes(pdata->panel, connector);