From 9356badb2636b0afe2b34a8133ab246547cdf9ca Mon Sep 17 00:00:00 2001 From: Roman Li Date: Thu, 17 May 2018 18:08:54 -0400 Subject: drm/amd/display: check if audio clk enable is applicable Fixing warning on dce10 with HDMI display. Signed-off-by: Roman Li Reviewed-by: Charlene Liu Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd') diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c index c0631756cd89..c0e813c7ddd4 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c @@ -720,7 +720,8 @@ static void dce110_stream_encoder_update_hdmi_info_packets( const uint32_t *content = (const uint32_t *) &info_frame->avi.sb[0]; /*we need turn on clock before programming AFMT block*/ - REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1); + if (REG(AFMT_CNTL)) + REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1); REG_WRITE(AFMT_AVI_INFO0, content[0]); -- cgit v1.2.3