[Bug 73530] Asus U38N: Black screen with Radeon driver in Linux

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Thu May 14 18:04:59 PDT 2015


https://bugs.freedesktop.org/show_bug.cgi?id=73530

--- Comment #100 from Nicolas Werner <nicolas.werner at ymail.com> ---
(In reply to Alex Deucher from comment #99)
> Created attachment 115786 [details] [review]
> more debugging
> 
> Does this patch help?  Please include all the radeon related output.  The
> pointers are fine.  The problem seems to be that the panel returns all 0s
> for the dpcd unless the panel is in D0 state.

Same black screen as always:

[    2.416663] [drm] Initialized drm 1.1.0 20060810
[    2.445991] [drm] radeon kernel modesetting enabled.
[    2.446059] checking generic (d0000000 7e9000) vs hw (d0000000 10000000)
[    2.446063] fb: switching to radeondrmfb from simple
[    2.446114] Console: switching to colour dummy device 80x25
[    2.447424] [drm] initializing kernel modesetting (ARUBA 0x1002:0x9908
0x1043:0x1557).
[    2.447455] [drm] register mmio base: 0xFEB00000
[    2.447457] [drm] register mmio size: 262144
[    2.447466] [drm] ACPI VFCT contains a BIOS for 00:01.0 1002:9908, size
19968
[    2.447484] ATOM BIOS: 113
[    2.447562] radeon 0000:00:01.0: VRAM: 768M 0x0000000000000000 -
0x000000002FFFFFFF (768M used)
[    2.447567] radeon 0000:00:01.0: GTT: 1024M 0x0000000030000000 -
0x000000006FFFFFFF
[    2.447570] [drm] Detected VRAM RAM=768M, BAR=256M
[    2.447573] [drm] RAM width 64bits DDR
[    2.459264] [TTM] Zone  kernel: Available graphics memory: 4705032 kiB
[    2.459270] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
[    2.459273] [TTM] Initializing pool allocator
[    2.459286] [TTM] Initializing DMA pool allocator
[    2.459329] [drm] radeon: 768M of VRAM memory ready
[    2.459332] [drm] radeon: 1024M of GTT memory ready.
[    2.459403] [drm] Loading ARUBA Microcode
[    2.466436] [drm] Internal thermal controller without fan control
[    2.466803] [drm] radeon: dpm initialized
[    2.469003] [drm] GART: num cpu pages 262144, num gpu pages 262144
[    2.525191] [drm] PCIE GART of 1024M enabled (table at 0x0000000000277000).
[    2.568824] radeon 0000:00:01.0: WB enabled
[    2.568836] radeon 0000:00:01.0: fence driver on ring 0 use gpu addr
0x0000000030000c00 and cpu addr 0xffff88009cbe9c00
[    2.569585] radeon 0000:00:01.0: fence driver on ring 5 use gpu addr
0x0000000000075a18 and cpu addr 0xffffc90002c35a18
[    2.569591] radeon 0000:00:01.0: fence driver on ring 1 use gpu addr
0x0000000030000c04 and cpu addr 0xffff88009cbe9c04
[    2.569596] radeon 0000:00:01.0: fence driver on ring 2 use gpu addr
0x0000000030000c08 and cpu addr 0xffff88009cbe9c08
[    2.569601] radeon 0000:00:01.0: fence driver on ring 3 use gpu addr
0x0000000030000c0c and cpu addr 0xffff88009cbe9c0c
[    2.569605] radeon 0000:00:01.0: fence driver on ring 4 use gpu addr
0x0000000030000c10 and cpu addr 0xffff88009cbe9c10
[    2.569610] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[    2.569612] [drm] Driver supports precise vblank timestamp query.
[    2.569616] radeon 0000:00:01.0: radeon: MSI limited to 32-bit
[    2.569735] radeon 0000:00:01.0: radeon: using MSI.
[    2.570051] [drm] radeon: irq initialized.
[    2.595233] Switched to clocksource tsc
[    2.767602] [drm] ring test on 0 succeeded in 1 usecs
[    2.767615] [drm] ring test on 3 succeeded in 3 usecs
[    2.767623] [drm] ring test on 4 succeeded in 3 usecs
[    3.146504] [drm] ring test on 5 succeeded in 1 usecs
[    3.235365] [drm] UVD initialized successfully.
[    3.311403] [drm] ib test on ring 0 succeeded in 0 usecs
[    3.311971] [drm] ib test on ring 3 succeeded in 0 usecs
[    3.312510] [drm] ib test on ring 4 succeeded in 0 usecs
[    3.418476] [drm] ib test on ring 5 succeeded
[    3.453894] [drm] radeon atom DIG backlight initialized
[    3.453901] [drm] Radeon Display Connectors
[    3.453906] [drm] Connector 0 ffff88009c82f000 0x00000002:
[    3.453911] [drm]   eDP-1
[    3.453914] [drm]   HPD1
[    3.453921] [drm]   DDC: 0x6530 0x6530 0x6534 0x6534 0x6538 0x6538 0x653c
0x653c
[    3.453923] [drm]   Encoders:
[    3.453926] [drm]   encoder: ffff8802a1d28400, 0x00000002
[    3.453928] [drm]     LCD1: INTERNAL_UNIPHY2
[    3.453931] [drm]   encoder: ffff8802a1d29400, 0x00000001
[    3.453934] [drm]   encoder: ffff8802a1d28600, 0x00000001
[    3.453936] [drm]   encoder: ffff8802a1d29c00, 0x00000008
[    3.453940] [drm] Connector 1 ffff88009c82a000 0x00000001:
[    3.453943] [drm]   VGA-1
[    3.453947] [drm]   HPD2
[    3.453951] [drm]   DDC: 0x6540 0x6540 0x6544 0x6544 0x6548 0x6548 0x654c
0x654c
[    3.453952] [drm]   Encoders:
[    3.453954] [drm]   encoder: ffff8802a1d28400, 0x00000002
[    3.453958] [drm]   encoder: ffff8802a1d29400, 0x00000001
[    3.453961] [drm]     CRT1: INTERNAL_UNIPHY2
[    3.453964] [drm]   encoder: ffff8802a1d28600, 0x00000001
[    3.453968] [drm]     CRT1: NUTMEG
[    3.453973] [drm]   encoder: ffff8802a1d29c00, 0x00000008
[    3.453975] [drm] Connector 2 ffff88009c82d000 0x00000008:
[    3.453977] [drm]   HDMI-A-1
[    3.453979] [drm]   HPD3
[    3.453982] [drm]   DDC: 0x6550 0x6550 0x6554 0x6554 0x6558 0x6558 0x655c
0x655c
[    3.453985] [drm]   Encoders:
[    3.453988] [drm]   encoder: ffff8802a1d28400, 0x00000002
[    3.453992] [drm]   encoder: ffff8802a1d29400, 0x00000001
[    3.453996] [drm]   encoder: ffff8802a1d28600, 0x00000001
[    3.454000] [drm]   encoder: ffff8802a1d29c00, 0x00000008
[    3.454003] [drm]     DFP1: INTERNAL_UNIPHY
[    3.501015] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    3.501021] [drm] dig_connector ffff8802a21885e0
[    3.501024] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    3.501027] [drm] check edp dpcd ffff88009c82f000
[    3.501030] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    3.501032] [drm] dig_connector ffff8802a21885e0
[    3.501034] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    3.501727] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    3.501734] [drm] dig_connector ffff8802a21885e0
[    3.501737] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    4.633890] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    4.633896] [drm] dig_connector ffff8802a21885e0
[    4.633899] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    4.634106] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    4.634113] [drm] dig_connector ffff8802a21885e0
[    4.634116] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    4.634155] [drm] radeon_dp_set_rx_power_state, ffff88009c82a000, 0
[    4.634158] [drm] dig_connector ffff8802a2188600
[    4.634160] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    4.634695] [drm] radeon_dp_getdpcd ffff88009c82a000
[    4.634700] [drm] dig_connector ffff8802a2188600
[    4.634703] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00
[    4.673145] [drm] fb mappable at 0xD047B000
[    4.673151] [drm] vram apper at 0xD0000000
[    4.673154] [drm] size 8294400
[    4.673157] [drm] fb depth is 24
[    4.673160] [drm]    pitch is 7680
[    4.673341] fbcon: radeondrmfb (fb0) is primary device
[    4.673476] [drm] radeon_dp_set_link_config, ffff88009c82f000, 540000, 1
[    4.673478] [drm] dig_connector ffff8802a21885e0
[    4.673479] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    5.769542] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    5.769544] [drm] dig_connector ffff8802a21885e0
[    5.769545] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    5.784267] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    5.784269] [drm] dig_connector ffff8802a21885e0
[    5.784270] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    5.784278] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    5.784279] [drm] dig_connector ffff8802a21885e0
[    5.784280] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    6.917194] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    6.917195] [drm] dig_connector ffff8802a21885e0
[    6.917195] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    6.918893] [drm] radeon_dp_link_train, ffff88009c82f000
[    6.918895] [drm] dig_connector ffff8802a21885e0
[    6.918896] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    6.918897] [drm] dp_info dpcd: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    6.918899] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    6.918900] [drm] dig_connector ffff8802a21885e0
[    6.918901] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    6.925016] [drm:radeon_dp_link_train [radeon]] *ERROR* clock recovery tried
5 times
[    6.925057] [drm:radeon_dp_link_train [radeon]] *ERROR* clock recovery
failed
[    7.030213] Console: switching to colour frame buffer device 240x67
[    7.038704] radeon 0000:00:01.0: fb0: radeondrmfb frame buffer device
[    7.038708] radeon 0000:00:01.0: registered panic notifier
[    7.044578] [drm] Initialized radeon 2.42.0 20080528 for 0000:00:01.0 on
minor 0
[    9.554826] [drm] check edp dpcd ffff88009c82f000
[    9.554833] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    9.554836] [drm] dig_connector ffff8802a21885e0
[    9.554839] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    9.562857] [drm] radeon_dp_set_rx_power_state, ffff88009c82a000, 17
[    9.562865] [drm] dig_connector ffff8802a2188600
[    9.562871] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00
[    9.565030] [drm] radeon_dp_getdpcd ffff88009c82a000
[    9.565037] [drm] dig_connector ffff8802a2188600
[    9.565041] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00
[    9.597408] [drm] radeon_dp_set_rx_power_state, ffff88009c82a000, 17
[    9.597416] [drm] dig_connector ffff8802a2188600
[    9.597421] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00
[    9.600040] [drm] radeon_dp_getdpcd ffff88009c82a000
[    9.600048] [drm] dig_connector ffff8802a2188600
[    9.600051] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00
[    9.636116] [drm] check edp dpcd ffff88009c82f000
[    9.636125] [drm] radeon_dp_set_rx_power_state, ffff88009c82f000, 0
[    9.636129] [drm] dig_connector ffff8802a21885e0
[    9.636133] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    9.645244] [drm] radeon_dp_set_rx_power_state, ffff88009c82a000, 17
[    9.645252] [drm] dig_connector ffff8802a2188600
[    9.645256] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00
[    9.648055] [drm] radeon_dp_getdpcd ffff88009c82a000
[    9.648062] [drm] dig_connector ffff8802a2188600
[    9.648065] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00
[    9.681512] [drm] radeon_dp_set_rx_power_state, ffff88009c82a000, 17
[    9.681520] [drm] dig_connector ffff8802a2188600
[    9.681525] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00
[    9.683934] [drm] radeon_dp_getdpcd ffff88009c82a000
[    9.683941] [drm] dig_connector ffff8802a2188600
[    9.683945] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00

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