drm/bridge: analogix-anx78xx: silence -EPROBE_DEFER warnings

BugLink: https://bugs.launchpad.net/bugs/1859712
[ Upstream commit 2708e876272d89bbbff811d12834adbeef85f022 ]

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

Signed-off-by: Brian Masney <masneyb@onstation.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190815004854.19860-4-masneyb@onstation.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>

diff --git a/drivers/gpu/drm/bridge/analogix-anx78xx.c b/drivers/gpu/drm/bridge/analogix-anx78xx.c
index 9385eb0b1ee40ca5441eb3b1876e04265d394bad..cd2bfd7bf048ecfb1c454ae7965e8ad3e803ebcc 100644 (file)
--- a/drivers/gpu/drm/bridge/analogix-anx78xx.c
+++ b/drivers/gpu/drm/bridge/analogix-anx78xx.c
@@ -725,7 +725,9 @@ 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);
        }
 
@@ -1344,7 +1346,9 @@ 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;
        }