From: Alex Deucher Date: Sat, 19 Oct 2013 00:00:09 +0000 (-0400) Subject: drm/radeon/audio: don't set speaker allocation on DCE4+ X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=555b1b651acf44bf27ebbb04235d38a8fd2d58dc;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git drm/radeon/audio: don't set speaker allocation on DCE4+ It causes hangs on some asics. Disable on DCE6+ as well just to be on the safe side. Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c index 85a69d2ea3d2..9fcd338c0fcf 100644 --- a/drivers/gpu/drm/radeon/dce6_afmt.c +++ b/drivers/gpu/drm/radeon/dce6_afmt.c @@ -113,6 +113,9 @@ void dce6_afmt_write_speaker_allocation(struct drm_encoder *encoder) u8 *sadb; int sad_count; + /* XXX: setting this register causes hangs on some asics */ + return; + if (!dig->afmt->pin) return; diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c index f815c20640bd..fe1de855775e 100644 --- a/drivers/gpu/drm/radeon/evergreen_hdmi.c +++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c @@ -67,6 +67,9 @@ static void dce4_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);