[Bug 107391] New: [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=107391

            Bug ID: 107391
           Summary: [drm:intel_set_pch_fifo_underrun_reporting [i915]]
                    *ERROR* uncleared pch fifo underrun on pch transcoder
                    A
           Product: Drivers
           Version: 2.5
    Kernel Version: 4.3
          Hardware: All
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Video(DRI - Intel)
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: caravena at gmail.com
                CC: intel-gfx-bugs at lists.freedesktop.org
        Regression: No

Working HDMI



dmesg:
[   28.091510] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder A
[   33.991195] usb 1-2: new low-speed USB device number 3 using xhci_hcd
[   34.479764] usb 1-2: New USB device found, idVendor=0e8f, idProduct=00fb
[   34.479770] usb 1-2: New USB device strings: Mfr=1, Product=2,
SerialNumber=0
[   34.479773] usb 1-2: Product: USB Mouse
[   34.479776] usb 1-2: Manufacturer: YSTEK
[   34.480040] usb 1-2: ep 0x81 - rounding interval to 64 microframes, ep desc
says 80 microframes
[   34.482889] input: YSTEK USB Mouse as
/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/0003:0E8F:00FB.0002/input/input12
[   34.484226] hid-generic 0003:0E8F:00FB.0002: input,hidraw0: USB HID v1.10
Mouse [YSTEK USB Mouse] on usb-0000:00:14.0-2/input0
[   44.272974] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder B
[   46.956008] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder A
[   83.381202] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder B
[   83.826014] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder A
[   83.826079] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH
transcoder A FIFO underrun
[   95.684475] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder B

-- 
You are receiving this mail because:
You are on the CC list for the bug.
You are the assignee for the bug.