From 4da9660cb7bf09d6a2303e500d5018899aa63f91 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 17 Oct 2013 16:11:27 -0400 Subject: [PATCH] drm/radeon/audio: don't set speaker allocation on DCE3.2 It causes hangs on some asics. Bug: https://bugs.freedesktop.org/show_bug.cgi?id=70439 Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/r600_hdmi.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c index 5b72931..06022e3 100644 --- a/drivers/gpu/drm/radeon/r600_hdmi.c +++ b/drivers/gpu/drm/radeon/r600_hdmi.c @@ -309,6 +309,9 @@ static void dce3_2_afmt_write_speaker_allocation(struct drm_encoder *encoder) u8 *sadb; int sad_count; + /* XXX: setting this register causes hangs on some asics */ + return; + list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) { if (connector->encoder == encoder) radeon_connector = to_radeon_connector(connector); -- 1.8.3.1