linux-kernel - [PATCH] drm/panel: JDI LT070ME05000 remove useless warning

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Message-Id: <20220206190702.450643-1-david@ixit.cz>
Date:   Sun,  6 Feb 2022 20:07:02 +0100
From:   David Heidelberg <david@...t.cz>
To:     Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     ~okias/devicetree@...ts.sr.ht, David Heidelberg <david@...t.cz>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: [PATCH] drm/panel: JDI LT070ME05000 remove useless warning

Do as most of panel and in case of deffered probe, don't print error.

Fixes warning:
panel-jdi-lt070me05000 4700000.dsi.0: cannot get enable-gpio -517

Signed-off-by: David Heidelberg <david@...t.cz>
---
 drivers/gpu/drm/panel/panel-jdi-lt070me05000.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
index ea0e7221e706..b5c0b51dc146 100644
--- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
+++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
@@ -408,7 +408,8 @@ static int jdi_panel_add(struct jdi_panel *jdi)
 	jdi->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
 	if (IS_ERR(jdi->enable_gpio)) {
 		ret = PTR_ERR(jdi->enable_gpio);
-		dev_err(dev, "cannot get enable-gpio %d\n", ret);
+		if (ret != -EPROBE_DEFER)
+			dev_err(dev, "cannot get enable-gpio %d\n", ret);
 		return ret;
 	}
 
-- 
2.34.1