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| author | Roman Li <Roman.Li@amd.com> | 2018-05-17 18:08:54 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-05-29 13:24:13 -0500 |
| commit | 9356badb2636b0afe2b34a8133ab246547cdf9ca (patch) | |
| tree | 1f382c4c2029297a84df58a6e3eeda871012b04e /drivers/gpu/drm | |
| parent | fb5fb63aa91aa7b353e3f7f0031299760f65ecf2 (diff) | |
| download | linux-9356badb2636b0afe2b34a8133ab246547cdf9ca.tar.gz linux-9356badb2636b0afe2b34a8133ab246547cdf9ca.tar.bz2 linux-9356badb2636b0afe2b34a8133ab246547cdf9ca.zip | |
drm/amd/display: check if audio clk enable is applicable
Fixing warning on dce10 with HDMI display.
Signed-off-by: Roman Li <Roman.Li@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c | 3 |
1 files changed, 2 insertions, 1 deletions
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]); |