linux-kernel - [PATCH 03/11] drm/bridge: analogix-anx78xx: silence -EPROBE

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Date:   Wed, 14 Aug 2019 20:48:46 -0400
From:   Brian Masney <masneyb@...tation.org>
To:     bjorn.andersson@...aro.org, robh+dt@...nel.org, agross@...nel.org,
        a.hajda@...sung.com, narmstrong@...libre.com, robdclark@...il.com,
        sean@...rly.run
Cc:     airlied@...ux.ie, daniel@...ll.ch, mark.rutland@....com,
        Laurent.pinchart@...asonboard.com, jonas@...boo.se,
        jernej.skrabec@...l.net, linus.walleij@...aro.org,
        enric.balletbo@...labora.com, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        freedreno@...ts.freedesktop.org
Subject: [PATCH 03/11] drm/bridge: analogix-anx78xx: silence -EPROBE_DEFER warnings

Silence two warning messages that occur due to -EPROBE_DEFER errors to
help cleanup the system boot log.

Signed-off-by: Brian Masney <masneyb@...tation.org>
---
 drivers/gpu/drm/bridge/analogix-anx78xx.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/bridge/analogix-anx78xx.c b/drivers/gpu/drm/bridge/analogix-anx78xx.c
index 9acdbedf1245..62dfced91384 100644
--- a/drivers/gpu/drm/bridge/analogix-anx78xx.c
+++ b/drivers/gpu/drm/bridge/analogix-anx78xx.c
@@ -715,7 +715,9 @@ static int anx78xx_init_pdata(struct anx78xx *anx78xx)
 	/* 1.0V digital core power regulator  */
 	pdata->dvdd10 = devm_regulator_get(dev, "dvdd10");
 	if (IS_ERR(pdata->dvdd10)) {
-		DRM_ERROR("DVDD10 regulator not found\n");
+		if (PTR_ERR(pdata->dvdd10) != -EPROBE_DEFER)
+			DRM_ERROR("DVDD10 regulator not found\n");
+
 		return PTR_ERR(pdata->dvdd10);
 	}
 
@@ -1333,7 +1335,9 @@ static int anx78xx_i2c_probe(struct i2c_client *client,
 
 	err = anx78xx_init_pdata(anx78xx);
 	if (err) {
-		DRM_ERROR("Failed to initialize pdata: %d\n", err);
+		if (err != -EPROBE_DEFER)
+			DRM_ERROR("Failed to initialize pdata: %d\n", err);
+
 		return err;
 	}
 
-- 
2.21.0