From: Sugar Zhang <sugar.zhang@rock-chips.com>
Date: Wed, 8 Mar 2017 12:37:26 +0000 (+0800)
Subject: drm/rockchip: cdn-dp: return zero when dp is inactive
X-Git-Tag: firefly_0821_release~379
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7058b957e62ff023ba5675c6e115abbe5e7262bc;p=firefly-linux-kernel-4.4.55.git

drm/rockchip: cdn-dp: return zero when dp is inactive

Change-Id: I741b8ac140014c7f046f59e371ed3ddb245468a2
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
---

diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c
index 18a724886ecb..99439a2fb571 100644
--- a/drivers/gpu/drm/rockchip/cdn-dp-core.c
+++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c
@@ -843,7 +843,7 @@ static int cdn_dp_audio_hw_params(struct device *dev,  void *data,
 
 	mutex_lock(&dp->lock);
 	if (!dp->active) {
-		ret = -ENODEV;
+		ret = 0;
 		goto out;
 	}
 
@@ -893,7 +893,7 @@ static int cdn_dp_audio_digital_mute(struct device *dev, void *data,
 
 	mutex_lock(&dp->lock);
 	if (!dp->active) {
-		ret = -ENODEV;
+		ret = 0;
 		goto out;
 	}