search for: gmbus

Hi guys and gals, I'm working on improving nouveau's support for MXM (Mobile PCI Express Module) chips and need some more data to check my implementation. To see if you can help, the first thing to do is jump over to /sys/firmware/acpi/tables and run "grep MXMS *". [root at nisroch tables]# grep MXMS * Binary file DSDT matches [root at nisroch tables]# If this isn't

...tconnector], [CONNECTOR:9:?] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0 [drm:intel_crt_detect], CRT not detected via hotplug [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1] disconnected [drm:drm_mode_getconnector], [CONNECTOR:9:?] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1] [drm:intel_ironlake_crt...

https://bugs.freedesktop.org/show_bug.cgi?id=101404 Bug ID: 101404 Summary: GTX 970M (GM204-A) not powered off when not in use (DynPwr in stead of DynOff) Product: xorg Version: unspecified Hardware: Other OS: Linux (All) Status: NEW Severity: normal Priority: medium

Hello, I am encountering a 30 second hang during boot, in the Xorg process just before the display manager comes up. I have bisected the problem to the following commit: commit 2b700825e7a7702fb862edba1262c98040dc1bf6 Author: Ben Skeggs <bskeggs at redhat.com> Date: Thu Aug 20 14:54:22 2015 +1000 drm/nouveau/mc: move device irq handling to platform-specific code The hang only

...SKPD value: 0x20100406 [ 3.730034] [drm] This can cause pipe underruns and display issues. [ 3.730035] [drm] Please upgrade your BIOS to fix this. [ 3.793288] e1000e 0000:00:19.0: irq 44 for MSI/MSI-X [ 3.793451] IPv6: ADDRCONF(NETDEV_UP): enp0s25: link is not ready [ 3.796500] [drm] GMBUS [i915 gmbus vga] timed out, falling back to bit banging on pin 2 [ 3.798109] iwlwifi 0000:03:00.0: L1 Enabled; Disabling L0S [ 3.804595] iwlwifi 0000:03:00.0: Radio type=0x1-0x2-0x0 [ 3.811772] fbcon: inteldrmfb (fb0) is primary device [ 4.080312] iwlwifi 0000:03:00.0: L1 Enabled; Disab...

...G3] on usb-0000:00:1a.0-1.6/input0 [ 1.618727] input: A..... G3 as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.6/1-1.6:1.1/input/input5 [ 1.619128] hid-generic 0003:E0FF:0002.0004: input,hiddev0,hidraw3: USB HID v1.00 Keyboard [A..... G3] on usb-0000:00:1a.0-1.6/input1 [ 1.642078] [drm] GMBUS [i915 gmbus dpc] timed out, falling back to bit banging on pin 4 [ 1.692025] usb 2-1.8: new high-speed USB device number 3 using ehci_hcd [ 1.790370] usb 2-1.8: New USB device found, idVendor=0bc2, idProduct=3000 [ 1.790375] usb 2-1.8: New USB device strings: Mfr=1, Product=2, SerialNumber...

...2-1.8.2: Product: Apple Internal Keyboard / Trackpad [ 4.229665] usb 2-1.8.2: Manufacturer: Apple Inc. [ 4.236074] input: Apple Inc. Apple Internal Keyboard / Trackpad as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.8/2-1.8.2/2-1.8.2:1.0/0003:05AC:0262.0001/input/input6 [ 4.238882] [drm] GMBUS [i915 gmbus vga] timed out, falling back to bit banging on pin 2 [ 4.246946] i915 0000:00:02.0: No connectors reported connected with modes [ 4.247080] [drm] Cannot find any crtc or sizes - going 1024x768 [ 4.255960] Console: switching to colour frame buffer device 128x48 [ 4.257405] i9...

...ono_out=0x0 [ 2.959923] snd_hda_codec_realtek hdaudioC0D0: inputs: [ 2.959926] snd_hda_codec_realtek hdaudioC0D0: Mic=0x18 [ 2.959928] snd_hda_codec_realtek hdaudioC0D0: Dock Mic=0x19 [ 2.959930] snd_hda_codec_realtek hdaudioC0D0: Internal Mic=0x12 [ 2.983182] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 [ 2.995536] input: HDA Digital PCBeep as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9 [ 2.996475] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10 [ 2.996548] input: HDA Intel PCH Dock M...

Hello, following up on myself, it was suggested on IRC that I better attach a dmesg output. Here's the output of a clean boot & echo 0f > /sys/.../pstate cycle. I can't spot a message that relates to the reclock action, and there's only one weird "nouveau 0000:04:00.0: clk: base: 7 MHz, boost: 7 MHz" message. On the other hand: # cat