From a3286bb5ea0f62f2c78c49c676e9611e9e499d00 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Tue, 18 Feb 2014 10:25:39 -0500
Subject: drm/radeon: fix audio disable on dce6+
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commit d7eb0a0940618f36e5937d81c06ad7bf438a99e2 upstream.

Properly clear the enable bit when audio disable is requested.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>

diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c
index 86ee097..2a2879e 100644
--- a/drivers/gpu/drm/radeon/dce6_afmt.c
+++ b/drivers/gpu/drm/radeon/dce6_afmt.c
@@ -231,7 +231,7 @@ static void dce6_audio_enable(struct radeon_device *rdev,
 			      bool enable)
 {
 	WREG32_ENDPOINT(pin->offset, AZ_F0_CODEC_PIN_CONTROL_HOTPLUG_CONTROL,
-			AUDIO_ENABLED);
+			enable ? AUDIO_ENABLED : 0);
 	DRM_INFO("%s audio %d support\n", enable ? "Enabling" : "Disabling", pin->id);
 }
 
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