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authorAlex Deucher <alexander.deucher@amd.com>2013-09-27 18:22:15 -0400
committerAlex Deucher <alexander.deucher@amd.com>2013-10-09 17:13:44 -0400
commitee0fec312a1c4e26f255955da942562cd8908a4b (patch)
tree6df7e03aa20bbd9c215d60d5deab5c5a3f3dc39f /drivers/gpu/drm/radeon/evergreen_hdmi.c
parentdrm/radeon: fix N/CTS clock matching for audio (diff)
downloadlinux-dev-ee0fec312a1c4e26f255955da942562cd8908a4b.tar.xz
linux-dev-ee0fec312a1c4e26f255955da942562cd8908a4b.zip
drm/radeon: use hw generated CTS/N values for audio
Use the hw generated values rather than calculating them in the driver. There may be some older r6xx asics where this doesn't work correctly. This remains to be seen. See bug: https://bugs.freedesktop.org/show_bug.cgi?id=69675 Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen_hdmi.c')
-rw-r--r--drivers/gpu/drm/radeon/evergreen_hdmi.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c
index f71ce390aebe..f815c20640bd 100644
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -288,8 +288,7 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode
/* fglrx clears sth in AFMT_AUDIO_PACKET_CONTROL2 here */
WREG32(HDMI_ACR_PACKET_CONTROL + offset,
- HDMI_ACR_AUTO_SEND | /* allow hw to sent ACR packets when required */
- HDMI_ACR_SOURCE); /* select SW CTS value */
+ HDMI_ACR_AUTO_SEND); /* allow hw to sent ACR packets when required */
evergreen_hdmi_update_ACR(encoder, mode->clock);