Bug 102811
| Summary: | [BISECTED] [radeon] Monitor loses HDMI video signal - blank screen after boot | ||
|---|---|---|---|
| Product: | Drivers | Reporter: | sweeneygj |
| Component: | Video(DRI - non Intel) | Assignee: | drivers_video-dri |
| Status: | NEW --- | ||
| Severity: | high | CC: | szg00000 |
| Priority: | P1 | ||
| Hardware: | x86-64 | ||
| OS: | Linux | ||
| Kernel Version: | 4.1 | Subsystem: | |
| Regression: | No | Bisected commit-id: | |
| Attachments: | bisect log to locate problem patch | ||
Created attachment 184821 [details] bisect log to locate problem patch M/B: MA488TD-M EVO Monitor: Hanns-G HS241HPBEEW01 Monitor connected via HDMI only. In 4.1 boot up progresses until display manager login at which point the monitor loses signal - 'No Signal Input. Check Video cable'. 4.0.9 works fine. Bisect log attached. Good boot finds HDMI connector: Aug 13 09:20:10 gaia kernel: [ 4.959062] [drm] Radeon Display Connectors Aug 13 09:20:10 gaia kernel: [ 4.959066] [drm] Connector 0: Aug 13 09:20:10 gaia kernel: [ 4.959067] [drm] VGA-1 Aug 13 09:20:10 gaia kernel: [ 4.959069] [drm] DDC: 0x7e40 0x7e40 0x7e44 0x7e44 0x7e48 0x7e48 0x7e4c 0x7e4c Aug 13 09:20:10 gaia kernel: [ 4.959070] [drm] Encoders: Aug 13 09:20:10 gaia kernel: [ 4.959071] [drm] CRT1: INTERNAL_KLDSCP_DAC1 Aug 13 09:20:10 gaia kernel: [ 4.959072] [drm] Connector 1: Aug 13 09:20:10 gaia kernel: [ 4.959073] [drm] HDMI-A-1 Aug 13 09:20:10 gaia kernel: [ 4.959074] [drm] HPD3 Aug 13 09:20:10 gaia kernel: [ 4.959076] [drm] DDC: 0x7e50 0x7e50 0x7e54 0x7e54 0x7e58 0x7e58 0x7e5c 0x7e5c Aug 13 09:20:10 gaia kernel: [ 4.959077] [drm] Encoders: Aug 13 09:20:10 gaia kernel: [ 4.959078] [drm] DFP3: INTERNAL_KLDSCP_LVTMA Aug 13 09:20:10 gaia kernel: [ 5.038659] [drm] fb mappable at 0xD0359000 Aug 13 09:20:10 gaia kernel: [ 5.038661] [drm] vram apper at 0xD0000000 Aug 13 09:20:10 gaia kernel: [ 5.038662] [drm] size 8294400 Aug 13 09:20:10 gaia kernel: [ 5.038663] [drm] fb depth is 24 Aug 13 09:20:10 gaia kernel: [ 5.038664] [drm] pitch is 7680 Bad boot finds DVI-D connector: Aug 12 22:10:53 gaia kernel: [ 5.107030] [drm] Radeon Display Connectors Aug 12 22:10:53 gaia kernel: [ 5.107034] [drm] Connector 0: Aug 12 22:10:53 gaia kernel: [ 5.107035] [drm] VGA-1 Aug 12 22:10:53 gaia kernel: [ 5.107037] [drm] DDC: 0x7e40 0x7e40 0x7e44 0x7e44 0x7e48 0x7e48 0x7e4c 0x7e4c Aug 12 22:10:53 gaia kernel: [ 5.107038] [drm] Encoders: Aug 12 22:10:53 gaia kernel: [ 5.107040] [drm] CRT1: INTERNAL_KLDSCP_DAC1 Aug 12 22:10:53 gaia kernel: [ 5.107041] [drm] Connector 1: Aug 12 22:10:53 gaia kernel: [ 5.107042] [drm] DVI-D-1 Aug 12 22:10:53 gaia kernel: [ 5.107043] [drm] HPD1 Aug 12 22:10:53 gaia kernel: [ 5.107045] [drm] DDC: 0x7e50 0x7e50 0x7e54 0x7e54 0x7e58 0x7e58 0x7e5c 0x7e5c Aug 12 22:10:53 gaia kernel: [ 5.107046] [drm] Encoders: Aug 12 22:10:53 gaia kernel: [ 5.107047] [drm] DFP3: INTERNAL_KLDSCP_LVTMA Aug 12 22:10:53 gaia kernel: [ 5.186593] [drm] fb mappable at 0xD0359000 Aug 12 22:10:53 gaia kernel: [ 5.186595] [drm] vram apper at 0xD0000000 Aug 12 22:10:53 gaia kernel: [ 5.186596] [drm] size 8294400 Aug 12 22:10:53 gaia kernel: [ 5.186597] [drm] fb depth is 24 Aug 12 22:10:53 gaia kernel: [ 5.186598] [drm] pitch is 7680