seem can not find your HDMI monitor name and EDID in system log
[ 13.772561] [drm] ring test on 0 succeeded in 1 usecs [ 13.772624] [drm] ring test on 3 succeeded in 1 usecs [ 13.772763] [drm] Enabling audio support [ 13.772785] [drm] ib test on ring 0 succeeded in 0 usecs [ 13.772801] [drm] ib test on ring 3 succeeded in 0 usecs [ 13.773244] [drm] Radeon Display Connectors [ 13.773246] [drm] Connector 0: [ 13.773248] [drm] DVI-I-1 [ 13.773249] [drm] HPD1 [ 13.773251] [drm] DDC: 0x7e50 0x7e50 0x7e54 0x7e54 0x7e58 0x7e58 0x7e5c 0x7e5c [ 13.773252] [drm] Encoders: [ 13.773254] [drm] DFP1: INTERNAL_KLDSCP_TMDS1 [ 13.773255] [drm] CRT2: INTERNAL_KLDSCP_DAC2 [ 13.773256] [drm] Connector 1: [ 13.773258] [drm] DIN-1 [ 13.773259] [drm] Encoders: [ 13.773260] [drm] TV1: INTERNAL_KLDSCP_DAC2 [ 13.773261] [drm] Connector 2: [ 13.773263] [drm] DVI-I-2 [ 13.773264] [drm] HPD2 [ 13.773266] [drm] DDC: 0x7e40 0x7e40 0x7e44 0x7e44 0x7e48 0x7e48 0x7e4c 0x7e4c [ 13.773267] [drm] Encoders: [ 13.773268] [drm] CRT1: INTERNAL_KLDSCP_DAC1 [ 13.773270] [drm] DFP2: INTERNAL_LVTM1 [ 13.773283] [drm] Internal thermal controller with fan control 14.228350] hda-intel 0000:01:00.1: Enable sync_write for stable communication [ 14.257361] HDMI: ELD buf size is 0, force 128 [ 14.257379] HDMI: invalid ELD data byte 0 [ 14.260832] input: HDA ATI HDMI HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:02.0/0000:01:00.1/sound/ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1239233 Title: 1002:9589 [Gigabyte GA-MA790X-DS4] Video playback is like fast forward in 13.10 when radeon HDMI audio output is enabled To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1239233/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
