[PATCH 1/2] drm/radeon/audio: don't set speaker allocation on DCE3.2

[Christian König]

Am 17.10.2013 22:22, schrieb Alex Deucher:
> It causes hangs on some asics.
>
> Bug:
> https://bugs.freedesktop.org/show_bug.cgi?id=70439
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>

Both are: Reviewed-by: Christian König <christian.koenig at amd.com>

> ---
>   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);