From: Stefan Brüns Date: Sat, 12 Jul 2014 23:47:14 +0000 (+0200) Subject: drm/radeon: Use correct value for unknown audio/video latency X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c748990b7b1c320c626c758379d50748588c6ed6;p=linux-beck.git drm/radeon: Use correct value for unknown audio/video latency Valid values are 1 to 251 for 0 to 500 ms latency, 0 for unknown and 255 for audio/video unsupported by sink, according to HDMI 1.3 spec. Also matches Radeon HDA verb 0xf7b documentation. Signed-off-by: Stefan Brüns Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c index 0a65dc7e93e7..af936cc09b61 100644 --- a/drivers/gpu/drm/radeon/dce6_afmt.c +++ b/drivers/gpu/drm/radeon/dce6_afmt.c @@ -136,13 +136,13 @@ void dce6_afmt_write_latency_fields(struct drm_encoder *encoder, tmp = VIDEO_LIPSYNC(connector->video_latency[1]) | AUDIO_LIPSYNC(connector->audio_latency[1]); else - tmp = VIDEO_LIPSYNC(255) | AUDIO_LIPSYNC(255); + tmp = VIDEO_LIPSYNC(0) | AUDIO_LIPSYNC(0); } else { if (connector->latency_present[0]) tmp = VIDEO_LIPSYNC(connector->video_latency[0]) | AUDIO_LIPSYNC(connector->audio_latency[0]); else - tmp = VIDEO_LIPSYNC(255) | AUDIO_LIPSYNC(255); + tmp = VIDEO_LIPSYNC(0) | AUDIO_LIPSYNC(0); } WREG32_ENDPOINT(offset, AZ_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp); }