Attachment 117213 Details for Bug 91378 – MST Enabled boot

MST Enabled boot

drm.debug.0x6_mst_enabled.txt (text/plain), 126.93 KB, created by Adrian Sandu on 2015-07-17 22:18:10 UTC

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Creator: Adrian Sandu

Created: 2015-07-17 22:18:10 UTC

Size: 126.93 KB

patch

obsolete

>[    0.000000] Initializing cgroup subsys cpuset
>[    0.000000] Initializing cgroup subsys cpu
>[    0.000000] Initializing cgroup subsys cpuacct
>[    0.000000] Linux version 4.1.1-aufs (root@d3xbucharest) (gcc version 4.8.4 (Gentoo 4.8.4 p1.6, pie-0.6.1) ) #3 SMP Fri Jul 17 23:55:49 EEST 2015
>[    0.000000] Command line: BOOT_IMAGE=/kernel-4.1.1-aufs root=UUID=d48a988a-4bec-41a7-9a58-52c19041053a ro processor.ignore_ppc=1 rootfstype=ext4 usb-storage.delay_use=2 drm.debug=0x6
>[    0.000000] e820: BIOS-provided physical RAM map:
>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009d7ff] usable
>[    0.000000] BIOS-e820: [mem 0x000000000009d800-0x000000000009ffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000000e0000-0x00000000000fffff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000c1cedfff] usable
>[    0.000000] BIOS-e820: [mem 0x00000000c1cee000-0x00000000c1cf4fff] ACPI NVS
>[    0.000000] BIOS-e820: [mem 0x00000000c1cf5000-0x00000000d5a72fff] usable
>[    0.000000] BIOS-e820: [mem 0x00000000d5a73000-0x00000000d5b0bfff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000d5b0c000-0x00000000d5b25fff] ACPI data
>[    0.000000] BIOS-e820: [mem 0x00000000d5b26000-0x00000000d5c8efff] ACPI NVS
>[    0.000000] BIOS-e820: [mem 0x00000000d5c8f000-0x00000000d5ffefff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000d5fff000-0x00000000d5ffffff] usable
>[    0.000000] BIOS-e820: [mem 0x00000000d7000000-0x00000000df1fffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fed00000-0x00000000fed03fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000ff000000-0x00000000ffffffff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000041fdfffff] usable
>[    0.000000] NX (Execute Disable) protection: active
>[    0.000000] SMBIOS 2.8 present.
>[    0.000000] DMI:                  /D54250WYK, BIOS WYLPT10H.86A.0038.2015.0410.1634 04/10/2015
>[    0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
>[    0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
>[    0.000000] e820: last_pfn = 0x41fe00 max_arch_pfn = 0x400000000
>[    0.000000] MTRR default type: uncachable
>[    0.000000] MTRR fixed ranges enabled:
>[    0.000000]   00000-9FFFF write-back
>[    0.000000]   A0000-BFFFF uncachable
>[    0.000000]   C0000-CFFFF write-protect
>[    0.000000]   D0000-E7FFF uncachable
>[    0.000000]   E8000-FFFFF write-protect
>[    0.000000] MTRR variable ranges enabled:
>[    0.000000]   0 base 0000000000 mask 7C00000000 write-back
>[    0.000000]   1 base 0400000000 mask 7FE0000000 write-back
>[    0.000000]   2 base 00E0000000 mask 7FE0000000 uncachable
>[    0.000000]   3 base 00D8000000 mask 7FF8000000 uncachable
>[    0.000000]   4 base 00D7000000 mask 7FFF000000 uncachable
>[    0.000000]   5 base 041FE00000 mask 7FFFE00000 uncachable
>[    0.000000]   6 disabled
>[    0.000000]   7 disabled
>[    0.000000]   8 disabled
>[    0.000000]   9 disabled
>[    0.000000] PAT configuration [0-7]: WB  WC  UC- UC  WB  WC  UC- UC  
>[    0.000000] e820: update [mem 0xd7000000-0xffffffff] usable ==> reserved
>[    0.000000] e820: last_pfn = 0xd6000 max_arch_pfn = 0x400000000
>[    0.000000] found SMP MP-table at [mem 0x000fd7e0-0x000fd7ef] mapped at [ffff8800000fd7e0]
>[    0.000000] Scanning 1 areas for low memory corruption
>[    0.000000] Base memory trampoline at [ffff880000097000] 97000 size 24576
>[    0.000000] Using GB pages for direct mapping
>[    0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
>[    0.000000]  [mem 0x00000000-0x000fffff] page 4k
>[    0.000000] BRK [0x01eb4000, 0x01eb4fff] PGTABLE
>[    0.000000] BRK [0x01eb5000, 0x01eb5fff] PGTABLE
>[    0.000000] BRK [0x01eb6000, 0x01eb6fff] PGTABLE
>[    0.000000] init_memory_mapping: [mem 0x41fc00000-0x41fdfffff]
>[    0.000000]  [mem 0x41fc00000-0x41fdfffff] page 2M
>[    0.000000] BRK [0x01eb7000, 0x01eb7fff] PGTABLE
>[    0.000000] init_memory_mapping: [mem 0x400000000-0x41fbfffff]
>[    0.000000]  [mem 0x400000000-0x41fbfffff] page 2M
>[    0.000000] init_memory_mapping: [mem 0x3e0000000-0x3ffffffff]
>[    0.000000]  [mem 0x3e0000000-0x3ffffffff] page 1G
>[    0.000000] init_memory_mapping: [mem 0x00100000-0xc1cedfff]
>[    0.000000]  [mem 0x00100000-0x001fffff] page 4k
>[    0.000000]  [mem 0x00200000-0x3fffffff] page 2M
>[    0.000000]  [mem 0x40000000-0xbfffffff] page 1G
>[    0.000000]  [mem 0xc0000000-0xc1bfffff] page 2M
>[    0.000000]  [mem 0xc1c00000-0xc1cedfff] page 4k
>[    0.000000] init_memory_mapping: [mem 0xc1cf5000-0xd5a72fff]
>[    0.000000]  [mem 0xc1cf5000-0xc1dfffff] page 4k
>[    0.000000]  [mem 0xc1e00000-0xd59fffff] page 2M
>[    0.000000]  [mem 0xd5a00000-0xd5a72fff] page 4k
>[    0.000000] BRK [0x01eb8000, 0x01eb8fff] PGTABLE
>[    0.000000] init_memory_mapping: [mem 0xd5fff000-0xd5ffffff]
>[    0.000000]  [mem 0xd5fff000-0xd5ffffff] page 4k
>[    0.000000] BRK [0x01eb9000, 0x01eb9fff] PGTABLE
>[    0.000000] init_memory_mapping: [mem 0x100000000-0x3dfffffff]
>[    0.000000]  [mem 0x100000000-0x3dfffffff] page 1G
>[    0.000000] RAMDISK: [mem 0x37aa0000-0x37d47fff]
>[    0.000000] ACPI: Early table checksum verification disabled
>[    0.000000] ACPI: RSDP 0x00000000000F04A0 000024 (v02 INTEL )
>[    0.000000] ACPI: XSDT 0x00000000D5B11088 00008C (v01 INTEL  D54250WY 00000026 AMI  00010013)
>[    0.000000] ACPI: FACP 0x00000000D5B209A8 00010C (v05 INTEL  D54250WY 00000026 AMI  00010013)
>[    0.000000] ACPI: DSDT 0x00000000D5B111A0 00F803 (v02 INTEL  D54250WY 00000026 INTL 20120711)
>[    0.000000] ACPI: FACS 0x00000000D5C8EF80 000040
>[    0.000000] ACPI: APIC 0x00000000D5B20AB8 000072 (v03 INTEL  D54250WY 00000026 AMI  00010013)
>[    0.000000] ACPI: FPDT 0x00000000D5B20B30 000044 (v01 INTEL  D54250WY 00000026 AMI  00010013)
>[    0.000000] ACPI: FIDT 0x00000000D5B20B78 00009C (v01 INTEL  D54250WY 00000026 AMI  00010013)
>[    0.000000] ACPI: SSDT 0x00000000D5B20C18 000486 (v01 INTEL  D54250WY 00000026 INTL 20120711)
>[    0.000000] ACPI: SSDT 0x00000000D5B210A0 0004F7 (v01 INTEL  D54250WY 00000026 INTL 20120711)
>[    0.000000] ACPI: SSDT 0x00000000D5B21598 000AD8 (v01 INTEL  D54250WY 00000026 INTL 20120711)
>[    0.000000] ACPI: MCFG 0x00000000D5B22070 00003C (v01 INTEL  D54250WY 00000026 MSFT 00000097)
>[    0.000000] ACPI: HPET 0x00000000D5B220B0 000038 (v01 INTEL  D54250WY 00000026 AMI. 00000005)
>[    0.000000] ACPI: SSDT 0x00000000D5B220E8 000315 (v01 INTEL  D54250WY 00000026 INTL 20120711)
>[    0.000000] ACPI: SSDT 0x00000000D5B22400 0030DF (v01 INTEL  D54250WY 00000026 INTL 20091112)
>[    0.000000] ACPI: DMAR 0x00000000D5B254E0 0001A4 (v01 INTEL  D54250WY 00000026 INTL 00000001)
>[    0.000000] ACPI: CSRT 0x00000000D5B25688 0000C4 (v01 INTEL  D54250WY 00000026 INTL 20100528)
>[    0.000000] ACPI: Local APIC address 0xfee00000
>[    0.000000] No NUMA configuration found
>[    0.000000] Faking a node at [mem 0x0000000000000000-0x000000041fdfffff]
>[    0.000000] NODE_DATA(0) allocated [mem 0x41fdfa000-0x41fdfdfff]
>[    0.000000]  [ffffea0000000000-ffffea00107fffff] PMD -> [ffff88040f600000-ffff88041f3fffff] on node 0
>[    0.000000] Zone ranges:
>[    0.000000]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
>[    0.000000]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
>[    0.000000]   Normal   [mem 0x0000000100000000-0x000000041fdfffff]
>[    0.000000] Movable zone start for each node
>[    0.000000] Early memory node ranges
>[    0.000000]   node   0: [mem 0x0000000000001000-0x000000000009cfff]
>[    0.000000]   node   0: [mem 0x0000000000100000-0x00000000c1cedfff]
>[    0.000000]   node   0: [mem 0x00000000c1cf5000-0x00000000d5a72fff]
>[    0.000000]   node   0: [mem 0x00000000d5fff000-0x00000000d5ffffff]
>[    0.000000]   node   0: [mem 0x0000000100000000-0x000000041fdfffff]
>[    0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000041fdfffff]
>[    0.000000] On node 0 totalpages: 4151305
>[    0.000000]   DMA zone: 64 pages used for memmap
>[    0.000000]   DMA zone: 21 pages reserved
>[    0.000000]   DMA zone: 3996 pages, LIFO batch:0
>[    0.000000]   DMA32 zone: 13610 pages used for memmap
>[    0.000000]   DMA32 zone: 871021 pages, LIFO batch:31
>[    0.000000]   Normal zone: 51192 pages used for memmap
>[    0.000000]   Normal zone: 3276288 pages, LIFO batch:31
>[    0.000000] Reserving Intel graphics stolen memory at 0xd7200000-0xdf1fffff
>[    0.000000] ACPI: PM-Timer IO Port: 0x1808
>[    0.000000] ACPI: Local APIC address 0xfee00000
>[    0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])
>[    0.000000] IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-39
>[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
>[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
>[    0.000000] ACPI: IRQ0 used by override.
>[    0.000000] ACPI: IRQ9 used by override.
>[    0.000000] Using ACPI (MADT) for SMP configuration information
>[    0.000000] ACPI: HPET id: 0x8086a701 base: 0xfed00000
>[    0.000000] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
>[    0.000000] e820: [mem 0xdf200000-0xf7ffffff] available for PCI devices
>[    0.000000] clocksource refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
>[    0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1
>[    0.000000] PERCPU: Embedded 32 pages/cpu @ffff88041fa00000 s93400 r8192 d29480 u524288
>[    0.000000] pcpu-alloc: s93400 r8192 d29480 u524288 alloc=1*2097152
>[    0.000000] pcpu-alloc: [0] 0 1 2 3 
>[    0.000000] Built 1 zonelists in Node order, mobility grouping on.  Total pages: 4086418
>[    0.000000] Policy zone: Normal
>[    0.000000] Kernel command line: BOOT_IMAGE=/kernel-4.1.1-aufs root=UUID=d48a988a-4bec-41a7-9a58-52c19041053a ro processor.ignore_ppc=1 rootfstype=ext4 usb-storage.delay_use=2 drm.debug=0x6
>[    0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
>[    0.000000] xsave: enabled xstate_bv 0x7, cntxt size 0x340 using standard form
>[    0.000000] Memory: 16260496K/16605220K available (7527K kernel code, 882K rwdata, 2264K rodata, 1016K init, 836K bss, 344724K reserved, 0K cma-reserved)
>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
>[    0.000000] Hierarchical RCU implementation.
>[    0.000000] 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
>[    0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
>[    0.000000] NR_IRQS:4352 nr_irqs:728 16
>[    0.000000] NO_HZ: Clearing 0 from nohz_full range for timekeeping
>[    0.000000] NO_HZ: Full dynticks CPUs: 1-3.
>[    0.000000] 	Offload RCU callbacks from all CPUs
>[    0.000000] 	Note: kernel parameter 'rcu_nocbs=' contains nonexistent CPUs.
>[    0.000000] 	Offload RCU callbacks from CPUs: 0-3.
>[    0.000000] spurious 8259A interrupt: IRQ7.
>[    0.000000] Console: colour VGA+ 80x25
>[    0.000000] console [tty0] enabled
>[    0.000000] clocksource hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484882848 ns
>[    0.000000] hpet clockevent registered
>[    0.000000] tsc: Fast TSC calibration using PIT
>[    0.000000] tsc: Detected 1895.504 MHz processor
>[    0.000001] Calibrating delay loop (skipped), value calculated using timer frequency.. 3791.00 BogoMIPS (lpj=1895504)
>[    0.000175] pid_max: default: 32768 minimum: 301
>[    0.000262] ACPI: Core revision 20150410
>[    0.011733] ACPI: All ACPI Tables successfully acquired
>[    0.016461] Security Framework initialized
>[    0.017412] Dentry cache hash table entries: 2097152 (order: 12, 16777216 bytes)
>[    0.020552] Inode-cache hash table entries: 1048576 (order: 11, 8388608 bytes)
>[    0.022002] Mount-cache hash table entries: 32768 (order: 6, 262144 bytes)
>[    0.022108] Mountpoint-cache hash table entries: 32768 (order: 6, 262144 bytes)
>[    0.022422] Initializing cgroup subsys devices
>[    0.022510] Initializing cgroup subsys freezer
>[    0.022613] CPU: Physical Processor ID: 0
>[    0.022699] CPU: Processor Core ID: 0
>[    0.022784] ENERGY_PERF_BIAS: Set to 'normal', was 'performance'
>[    0.022873] ENERGY_PERF_BIAS: View and update with x86_energy_perf_policy(8)
>[    0.023962] mce: CPU supports 7 MCE banks
>[    0.024057] CPU0: Thermal monitoring enabled (TM1)
>[    0.024150] process: using mwait in idle threads
>[    0.024238] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024
>[    0.024326] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4
>[    0.024568] Freeing SMP alternatives memory: 24K (ffffffff81ddc000 - ffffffff81de2000)
>[    0.025237] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0
>[    0.035326] TSC deadline timer enabled
>[    0.035328] smpboot: CPU0: Intel(R) Core(TM) i5-4250U CPU @ 1.30GHz (fam: 06, model: 45, stepping: 01)
>[    0.035592] Performance Events: PEBS fmt2+, 16-deep LBR, Haswell events, full-width counters, Intel PMU driver.
>[    0.035932] ... version:                3
>[    0.036016] ... bit width:              48
>[    0.036100] ... generic registers:      4
>[    0.036183] ... value mask:             0000ffffffffffff
>[    0.036269] ... max period:             0000ffffffffffff
>[    0.036357] ... fixed-purpose events:   3
>[    0.036441] ... event mask:             000000070000000f
>[    0.036751] x86: Booting SMP configuration:
>[    0.036837] .... node  #0, CPUs:      #1 #2 #3
>[    0.079838] x86: Booted up 1 node, 4 CPUs
>[    0.080002] smpboot: Total of 4 processors activated (15164.03 BogoMIPS)
>[    0.083140] devtmpfs: initialized
>[    0.083441] clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
>[    0.083463] kworker/u8:0 (34) used greatest stack depth: 14032 bytes left
>[    0.083802] NET: Registered protocol family 16
>[    0.089069] cpuidle: using governor ladder
>[    0.098082] cpuidle: using governor menu
>[    0.098290] ACPI FADT declares the system doesn't support PCIe ASPM, so disable it
>[    0.098444] ACPI: bus type PCI registered
>[    0.098637] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf8000000-0xfbffffff] (base 0xf8000000)
>[    0.098796] PCI: MMCONFIG at [mem 0xf8000000-0xfbffffff] reserved in E820
>[    0.098992] PCI: Using configuration type 1 for base access
>[    0.099307] perf_event_intel: PMU erratum BJ122, BV98, HSD29 worked around, HT is on
>[    0.100711] kworker/u8:0 (202) used greatest stack depth: 13944 bytes left
>[    0.110485] ACPI: Added _OSI(Module Device)
>[    0.110590] ACPI: Added _OSI(Processor Device)
>[    0.110689] ACPI: Added _OSI(3.0 _SCP Extensions)
>[    0.110788] ACPI: Added _OSI(Processor Aggregator Device)
>[    0.116354] ACPI: Executed 1 blocks of module-level executable AML code
>[    0.119111] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
>[    0.119786] ACPI: Dynamic OEM Table Load:
>[    0.119956] ACPI: SSDT 0xFFFF88040D79FC00 0003D3 (v01 PmRef  Cpu0Cst  00003001 INTL 20120711)
>[    0.120822] ACPI: Dynamic OEM Table Load:
>[    0.120990] ACPI: SSDT 0xFFFF88040D7A1800 0005AA (v01 PmRef  ApIst    00003000 INTL 20120711)
>[    0.121884] ACPI: Dynamic OEM Table Load:
>[    0.122050] ACPI: SSDT 0xFFFF88040D787800 000119 (v01 PmRef  ApCst    00003000 INTL 20120711)
>[    0.123303] ACPI: Interpreter enabled
>[    0.123394] ACPI: (supports S0 S5)
>[    0.123478] ACPI: Using IOAPIC for interrupt routing
>[    0.123588] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
>[    0.132828] ACPI: Power Resource [FN00] (off)
>[    0.132980] ACPI: Power Resource [FN01] (off)
>[    0.133134] ACPI: Power Resource [FN02] (off)
>[    0.133280] ACPI: Power Resource [FN03] (off)
>[    0.133425] ACPI: Power Resource [FN04] (off)
>[    0.134209] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-3e])
>[    0.134304] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI]
>[    0.134569] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug PME]
>[    0.134802] acpi PNP0A08:00: _OSC: OS now controls [AER PCIeCapability]
>[    0.134893] acpi PNP0A08:00: FADT indicates ASPM is unsupported, using BIOS configuration
>[    0.135219] PCI host bridge to bus 0000:00
>[    0.135306] pci_bus 0000:00: root bus resource [bus 00-3e]
>[    0.135394] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
>[    0.135484] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
>[    0.135574] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
>[    0.135702] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
>[    0.135830] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
>[    0.135958] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
>[    0.136088] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
>[    0.136218] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
>[    0.136345] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
>[    0.136473] pci_bus 0000:00: root bus resource [mem 0xdf200000-0xfeafffff window]
>[    0.136606] pci 0000:00:00.0: [8086:0a04] type 00 class 0x060000
>[    0.136695] pci 0000:00:02.0: [8086:0a26] type 00 class 0x030000
>[    0.136705] pci 0000:00:02.0: reg 0x10: [mem 0xf7800000-0xf7bfffff 64bit]
>[    0.136712] pci 0000:00:02.0: reg 0x18: [mem 0xe0000000-0xefffffff 64bit pref]
>[    0.136716] pci 0000:00:02.0: reg 0x20: [io  0xf000-0xf03f]
>[    0.136789] pci 0000:00:03.0: [8086:0a0c] type 00 class 0x040300
>[    0.136797] pci 0000:00:03.0: reg 0x10: [mem 0xf7d34000-0xf7d37fff 64bit]
>[    0.136892] pci 0000:00:14.0: [8086:9c31] type 00 class 0x0c0330
>[    0.136907] pci 0000:00:14.0: reg 0x10: [mem 0xf7d20000-0xf7d2ffff 64bit]
>[    0.136955] pci 0000:00:14.0: PME# supported from D3hot D3cold
>[    0.137016] pci 0000:00:16.0: [8086:9c3a] type 00 class 0x078000
>[    0.137033] pci 0000:00:16.0: reg 0x10: [mem 0xf7d3d000-0xf7d3d01f 64bit]
>[    0.137093] pci 0000:00:16.0: PME# supported from D0 D3hot D3cold
>[    0.137160] pci 0000:00:19.0: [8086:1559] type 00 class 0x020000
>[    0.137172] pci 0000:00:19.0: reg 0x10: [mem 0xf7d00000-0xf7d1ffff]
>[    0.137179] pci 0000:00:19.0: reg 0x14: [mem 0xf7d3b000-0xf7d3bfff]
>[    0.137186] pci 0000:00:19.0: reg 0x18: [io  0xf080-0xf09f]
>[    0.137231] pci 0000:00:19.0: PME# supported from D0 D3hot D3cold
>[    0.137293] pci 0000:00:1b.0: [8086:9c20] type 00 class 0x040300
>[    0.137307] pci 0000:00:1b.0: reg 0x10: [mem 0xf7d30000-0xf7d33fff 64bit]
>[    0.137361] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold
>[    0.137427] pci 0000:00:1c.0: [8086:9c10] type 01 class 0x060400
>[    0.137486] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
>[    0.137588] pci 0000:00:1c.3: [8086:9c16] type 01 class 0x060400
>[    0.137650] pci 0000:00:1c.3: PME# supported from D0 D3hot D3cold
>[    0.137744] pci 0000:00:1f.0: [8086:9c43] type 00 class 0x060100
>[    0.137900] pci 0000:00:1f.2: [8086:9c03] type 00 class 0x010601
>[    0.137911] pci 0000:00:1f.2: reg 0x10: [io  0xf0d0-0xf0d7]
>[    0.137917] pci 0000:00:1f.2: reg 0x14: [io  0xf0c0-0xf0c3]
>[    0.137924] pci 0000:00:1f.2: reg 0x18: [io  0xf0b0-0xf0b7]
>[    0.137930] pci 0000:00:1f.2: reg 0x1c: [io  0xf0a0-0xf0a3]
>[    0.137936] pci 0000:00:1f.2: reg 0x20: [io  0xf060-0xf07f]
>[    0.137942] pci 0000:00:1f.2: reg 0x24: [mem 0xf7d3a000-0xf7d3a7ff]
>[    0.137968] pci 0000:00:1f.2: PME# supported from D3hot
>[    0.138025] pci 0000:00:1f.3: [8086:9c22] type 00 class 0x0c0500
>[    0.138037] pci 0000:00:1f.3: reg 0x10: [mem 0xf7d39000-0xf7d390ff 64bit]
>[    0.138054] pci 0000:00:1f.3: reg 0x20: [io  0xf040-0xf05f]
>[    0.138173] pci 0000:00:1c.0: PCI bridge to [bus 01]
>[    0.138343] pci 0000:02:00.0: [8086:08b1] type 00 class 0x028000
>[    0.138386] pci 0000:02:00.0: reg 0x10: [mem 0xf7c00000-0xf7c01fff 64bit]
>[    0.138564] pci 0000:02:00.0: PME# supported from D0 D3hot D3cold
>[    0.140145] pci 0000:00:1c.3: PCI bridge to [bus 02]
>[    0.140257] pci 0000:00:1c.3:   bridge window [mem 0xf7c00000-0xf7cfffff]
>[    0.141558] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.142148] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 10 11 12 14 15) *0, disabled.
>[    0.142835] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 *10 11 12 14 15)
>[    0.143453] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 *10 11 12 14 15)
>[    0.144046] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 *5 6 10 11 12 14 15)
>[    0.144610] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 11 12 14 15) *0, disabled.
>[    0.145320] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.145892] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 11 12 14 15) *0, disabled.
>[    0.146762] ACPI: Enabled 4 GPEs in block 00 to 7F
>[    0.147010] vgaarb: setting as boot device: PCI:0000:00:02.0
>[    0.147100] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
>[    0.147233] vgaarb: loaded
>[    0.147315] vgaarb: bridge control possible 0000:00:02.0
>[    0.147461] SCSI subsystem initialized
>[    0.147584] libata version 3.00 loaded.
>[    0.147623] ACPI: bus type USB registered
>[    0.147731] usbcore: registered new interface driver usbfs
>[    0.147828] usbcore: registered new interface driver hub
>[    0.147926] usbcore: registered new device driver usb
>[    0.148046] pps_core: LinuxPPS API ver. 1 registered
>[    0.148134] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
>[    0.148275] PTP clock support registered
>[    0.148413] Advanced Linux Sound Architecture Driver Initialized.
>[    0.148515] PCI: Using ACPI for IRQ routing
>[    0.149823] PCI: pci_cache_line_size set to 64 bytes
>[    0.149879] e820: reserve RAM buffer [mem 0x0009d800-0x0009ffff]
>[    0.149881] e820: reserve RAM buffer [mem 0xc1cee000-0xc3ffffff]
>[    0.149882] e820: reserve RAM buffer [mem 0xd5a73000-0xd7ffffff]
>[    0.149883] e820: reserve RAM buffer [mem 0xd6000000-0xd7ffffff]
>[    0.149884] e820: reserve RAM buffer [mem 0x41fe00000-0x41fffffff]
>[    0.150066] cfg80211: Calling CRDA to update world regulatory domain
>[    0.150164] NetLabel: Initializing
>[    0.150250] NetLabel:  domain hash size = 128
>[    0.150335] NetLabel:  protocols = UNLABELED CIPSOv4
>[    0.150431] NetLabel:  unlabeled traffic allowed by default
>[    0.150590] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0
>[    0.151015] hpet0: 8 comparators, 64-bit 14.318180 MHz counter
>[    0.153132] Switched to clocksource hpet
>[    0.158805] pnp: PnP ACPI init
>[    0.158963] system 00:00: [mem 0xfed40000-0xfed44fff] has been reserved
>[    0.159057] system 00:00: Plug and Play ACPI device, IDs PNP0c01 (active)
>[    0.159214] system 00:01: [io  0x0680-0x069f] has been reserved
>[    0.159306] system 00:01: [io  0xffff] has been reserved
>[    0.159393] system 00:01: [io  0xffff] has been reserved
>[    0.159480] system 00:01: [io  0xffff] has been reserved
>[    0.159567] system 00:01: [io  0x1c00-0x1cfe] has been reserved
>[    0.159655] system 00:01: [io  0x1d00-0x1dfe] has been reserved
>[    0.159743] system 00:01: [io  0x1e00-0x1efe] has been reserved
>[    0.159831] system 00:01: [io  0x1f00-0x1ffe] has been reserved
>[    0.159919] system 00:01: [io  0x1800-0x18fe] could not be reserved
>[    0.160008] system 00:01: [io  0x164e-0x164f] has been reserved
>[    0.160097] system 00:01: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.160123] pnp 00:02: Plug and Play ACPI device, IDs PNP0b00 (active)
>[    0.160176] system 00:03: [io  0x1854-0x1857] has been reserved
>[    0.160268] system 00:03: Plug and Play ACPI device, IDs INT3f0d PNP0c02 (active)
>[    0.160350] system 00:04: [io  0x0a00-0x0a1f] has been reserved
>[    0.160441] system 00:04: [io  0x0a00-0x0a0f] has been reserved
>[    0.160530] system 00:04: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.160621] pnp 00:05: Plug and Play ACPI device, IDs NTN0530 (disabled)
>[    0.160665] system 00:06: [io  0x04d0-0x04d1] has been reserved
>[    0.160759] system 00:06: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.161174] system 00:07: [mem 0xfe102000-0xfe102fff] has been reserved
>[    0.161269] system 00:07: [mem 0xfe104000-0xfe104fff] has been reserved
>[    0.161358] system 00:07: [mem 0xfe106000-0xfe106fff] has been reserved
>[    0.161448] system 00:07: [mem 0xfe108000-0xfe108fff] has been reserved
>[    0.161538] system 00:07: [mem 0xfe10a000-0xfe10afff] has been reserved
>[    0.161627] system 00:07: [mem 0xfe10c000-0xfe10cfff] has been reserved
>[    0.161716] system 00:07: [mem 0xfe10e000-0xfe10efff] has been reserved
>[    0.161806] system 00:07: [mem 0xfe112000-0xfe112fff] has been reserved
>[    0.161896] system 00:07: [mem 0xfe111000-0xfe111007] has been reserved
>[    0.161985] system 00:07: [mem 0xfe111014-0xfe111fff] has been reserved
>[    0.162075] system 00:07: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.162350] system 00:08: [mem 0xfed1c000-0xfed1ffff] has been reserved
>[    0.162444] system 00:08: [mem 0xfed10000-0xfed17fff] has been reserved
>[    0.162533] system 00:08: [mem 0xfed18000-0xfed18fff] has been reserved
>[    0.162623] system 00:08: [mem 0xfed19000-0xfed19fff] has been reserved
>[    0.162712] system 00:08: [mem 0xf8000000-0xfbffffff] has been reserved
>[    0.162802] system 00:08: [mem 0xfed20000-0xfed3ffff] has been reserved
>[    0.162891] system 00:08: [mem 0xfed90000-0xfed93fff] has been reserved
>[    0.162981] system 00:08: [mem 0xfed45000-0xfed8ffff] has been reserved
>[    0.163071] system 00:08: [mem 0xff000000-0xffffffff] has been reserved
>[    0.163165] system 00:08: [mem 0xfee00000-0xfeefffff] could not be reserved
>[    0.163256] system 00:08: [mem 0xf7fdf000-0xf7fdffff] has been reserved
>[    0.163346] system 00:08: [mem 0xf7fe0000-0xf7feffff] has been reserved
>[    0.163436] system 00:08: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.163626] pnp: PnP ACPI: found 9 devices
>[    0.168258] clocksource acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
>[    0.168415] pci 0000:00:1c.0: PCI bridge to [bus 01]
>[    0.168517] pci 0000:00:1c.3: PCI bridge to [bus 02]
>[    0.168611] pci 0000:00:1c.3:   bridge window [mem 0xf7c00000-0xf7cfffff]
>[    0.168713] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
>[    0.168715] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
>[    0.168716] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
>[    0.168718] pci_bus 0000:00: resource 7 [mem 0x000d0000-0x000d3fff window]
>[    0.168719] pci_bus 0000:00: resource 8 [mem 0x000d4000-0x000d7fff window]
>[    0.168720] pci_bus 0000:00: resource 9 [mem 0x000d8000-0x000dbfff window]
>[    0.168722] pci_bus 0000:00: resource 10 [mem 0x000dc000-0x000dffff window]
>[    0.168723] pci_bus 0000:00: resource 11 [mem 0x000e0000-0x000e3fff window]
>[    0.168724] pci_bus 0000:00: resource 12 [mem 0x000e4000-0x000e7fff window]
>[    0.168726] pci_bus 0000:00: resource 13 [mem 0xdf200000-0xfeafffff window]
>[    0.168727] pci_bus 0000:02: resource 1 [mem 0xf7c00000-0xf7cfffff]
>[    0.168751] NET: Registered protocol family 2
>[    0.169007] TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
>[    0.169335] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
>[    0.169531] TCP: Hash tables configured (established 131072 bind 65536)
>[    0.169651] UDP hash table entries: 8192 (order: 6, 262144 bytes)
>[    0.169784] UDP-Lite hash table entries: 8192 (order: 6, 262144 bytes)
>[    0.169939] NET: Registered protocol family 1
>[    0.170038] pci 0000:00:02.0: Video device with shadowed ROM
>[    0.170230] PCI: CLS 64 bytes, default 64
>[    0.170268] Unpacking initramfs...
>[    0.211769] Freeing initrd memory: 2720K (ffff880037aa0000 - ffff880037d48000)
>[    0.211909] dmar: Host address width 39
>[    0.211995] dmar: DRHD base: 0x000000fed90000 flags: 0x0
>[    0.212094] dmar: IOMMU 0: reg_base_addr fed90000 ver 1:0 cap c0000020660462 ecap f0101a
>[    0.212234] dmar: DRHD base: 0x000000fed91000 flags: 0x1
>[    0.212326] dmar: IOMMU 1: reg_base_addr fed91000 ver 1:0 cap d2008020660462 ecap f010da
>[    0.212456] dmar: RMRR base: 0x000000d5eb2000 end: 0x000000d5ec0fff
>[    0.212545] dmar: RMRR base: 0x000000d7000000 end: 0x000000df1fffff
>[    0.212633] dmar: ANDD device: 1 name: \_SB.PCI0.I2C0
>[    0.212720] dmar: ANDD device: 2 name: \_SB.PCI0.I2C1
>[    0.212805] dmar: ANDD device: 3 name: \_SB.PCI0.SPI0
>[    0.212904] dmar: ANDD device: 4 name: \_SB.PCI0.SPI1
>[    0.213003] dmar: ANDD device: 5 name: \_SB.PCI0.UA00
>[    0.213103] dmar: ANDD device: 6 name: \_SB.PCI0.UA01
>[    0.213208] dmar: ANDD device: 7 name: \_SB.PCI0.SDHC
>[    0.213316] dmar: ACPI device "INT33C2:00" under DMAR at fed91000 as 00:15.1
>[    0.213425] dmar: ACPI device "INT33C3:00" under DMAR at fed91000 as 00:15.2
>[    0.213534] dmar: ACPI device "INT33C0:00" under DMAR at fed91000 as 00:15.3
>[    0.213642] dmar: ACPI device "INT33C1:00" under DMAR at fed91000 as 00:15.4
>[    0.213750] dmar: ACPI device "INT33C4:00" under DMAR at fed91000 as 00:15.5
>[    0.213858] dmar: ACPI device "INT33C5:00" under DMAR at fed91000 as 00:15.6
>[    0.213967] dmar: ACPI device "INT33C6:00" under DMAR at fed91000 as 00:17.0
>[    0.214083] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
>[    0.214194] software IO TLB [mem 0xd1a73000-0xd5a73000] (64MB) mapped at [ffff8800d1a73000-ffff8800d5a72fff]
>[    0.214421] RAPL PMU detected, API unit is 2^-32 Joules, 4 fixed counters 655360 ms ovfl timer
>[    0.214576] hw unit of domain pp0-core 2^-14 Joules
>[    0.214675] hw unit of domain package 2^-14 Joules
>[    0.214774] hw unit of domain dram 2^-14 Joules
>[    0.214881] hw unit of domain pp1-gpu 2^-14 Joules
>[    0.215481] Scanning for low memory corruption every 60 seconds
>[    0.215860] futex hash table entries: 1024 (order: 4, 65536 bytes)
>[    0.215983] audit: initializing netlink subsys (disabled)
>[    0.216090] audit: type=2000 audit(1437181956.204:1): initialized
>[    0.216508] HugeTLB registered 2 MB page size, pre-allocated 0 pages
>[    0.217931] VFS: Disk quotas dquot_6.6.0
>[    0.218982] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
>[    0.220166] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
>[    0.220308] io scheduler noop registered
>[    0.220397] io scheduler deadline registered
>[    0.220534] io scheduler cfq registered (default)
>[    0.220950] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
>[    0.221086] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
>[    0.485160] serial8250: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
>[    0.485856] Non-volatile memory driver v1.3
>[    0.486017] Linux agpgart interface v0.103
>[    0.486286] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0
>[    0.486447] ACPI: Power Button [PWRB]
>[    0.486597] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
>[    0.486752] ACPI: Power Button [PWRF]
>[    0.487509] Monitor-Mwait will be used to enter C-1 state
>[    0.487520] Monitor-Mwait will be used to enter C-2 state
>[    0.487532] ACPI: acpi_idle registered with cpuidle
>[    0.488830] thermal LNXTHERM:00: registered as thermal_zone0
>[    0.488927] ACPI: Thermal Zone [TZ00] (28 C)
>[    0.489216] thermal LNXTHERM:01: registered as thermal_zone1
>[    0.489308] ACPI: Thermal Zone [TZ01] (30 C)
>[    0.489418] [drm] Initialized drm 1.1.0 20060810
>[    0.489918] [drm:i915_dump_device_info] i915 device info: gen=7, pciid=0x0a26 rev=0x09 flags=is_mobile,need_gfx_hws,is_haswell,has_fbc,has_hotplug,has_llc,has_ddi,has_fpga_dbg,
>[    0.489930] [drm:intel_detect_pch] Found LynxPoint LP PCH
>[    0.490024] [drm] Memory usable by graphics device = 2048M
>[    0.490113] [drm:i915_gem_gtt_init] GMADR size = 256M
>[    0.490114] [drm:i915_gem_gtt_init] GTT stolen size = 128M
>[    0.490115] [drm:i915_gem_gtt_init] ppgtt mode: 1
>[    0.490117] [drm] Replacing VGA console driver
>[    0.490802] Console: switching to colour dummy device 80x25
>[    0.491265] [drm:intel_opregion_setup] graphic opregion physical addr: 0xd5c84018
>[    0.491270] [drm:intel_opregion_setup] Public ACPI methods supported
>[    0.491271] [drm:intel_opregion_setup] SWSCI supported
>[    0.497034] [drm:swsci_setup] SWSCI GBDA callbacks 00000cb3, SBCB callbacks 00300483
>[    0.497036] [drm:intel_opregion_setup] ASLE supported
>[    0.497108] [drm:intel_device_info_runtime_init] slice total: 0
>[    0.497110] [drm:intel_device_info_runtime_init] subslice total: 0
>[    0.497111] [drm:intel_device_info_runtime_init] subslice per slice: 0
>[    0.497113] [drm:intel_device_info_runtime_init] EU total: 0
>[    0.497114] [drm:intel_device_info_runtime_init] EU per subslice: 0
>[    0.497116] [drm:intel_device_info_runtime_init] has slice power gating: n
>[    0.497118] [drm:intel_device_info_runtime_init] has subslice power gating: n
>[    0.497119] [drm:intel_device_info_runtime_init] has EU power gating: n
>[    0.497121] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[    0.497126] [drm] Driver supports precise vblank timestamp query.
>[    0.497132] [drm:init_vbt_defaults] Set default to SSC at 120000 kHz
>[    0.497134] [drm:validate_vbt] Using VBT from OpRegion: $VBT HASWELL        d
>[    0.497138] [drm:parse_general_features] BDB_GENERAL_FEATURES int_tv_support 0 int_crt_support 0 lvds_use_ssc 0 lvds_ssc_freq 120000 display_clock_mode 0 fdi_rx_polarity_inverted 0
>[    0.497140] [drm:parse_general_definitions] crt_ddc_bus_pin: 2
>[    0.497143] [drm:parse_lfp_panel_data] DRRS supported mode is static
>[    0.497146] [drm:parse_lfp_panel_data] Found panel mode in BIOS VBT tables:
>[    0.497149] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 0 65000 1024 1048 1184 1344 768 771 777 806 0x8 0xa
>[    0.497152] [drm:parse_lfp_panel_data] VBT initial LVDS value 300
>[    0.497155] [drm:parse_lfp_backlight] VBT backlight PWM modulation frequency 200 Hz, active high, min brightness 0, level 255
>[    0.497157] [drm:parse_sdvo_panel_data] Found SDVO panel mode in BIOS VBT tables:
>[    0.497161] [drm:drm_mode_debug_printmodeline] Modeline 0:"1600x1200" 0 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x8 0xa
>[    0.497163] [drm:parse_sdvo_device_mapping] No SDVO device info is found in VBT
>[    0.497165] [drm:parse_driver_features] DRRS State Enabled:1
>[    0.497168] [drm:parse_ddi_port] Port B VBT info: DP:0 HDMI:1 DVI:1 EDP:0 CRT:0
>[    0.497170] [drm:parse_ddi_port] VBT HDMI level shift for port B: 6
>[    0.497172] [drm:parse_ddi_port] Port C VBT info: DP:1 HDMI:1 DVI:1 EDP:0 CRT:0
>[    0.497174] [drm:parse_ddi_port] VBT HDMI level shift for port C: 6
>[    0.497182] [drm:intel_dsm_pci_probe] no _DSM method for intel device
>[    0.497189] [drm:i915_gem_init_stolen] found 134217728 bytes of stolen memory at d7200000
>[    0.497192] [drm:intel_display_power_get] enabling always-on
>[    0.497193] [drm:intel_display_power_get] enabling display
>[    0.497255] [drm:intel_print_wm_latency] Primary WM0 latency 20 (2.0 usec)
>[    0.497257] [drm:intel_print_wm_latency] Primary WM1 latency 4 (2.0 usec)
>[    0.497259] [drm:intel_print_wm_latency] Primary WM2 latency 36 (18.0 usec)
>[    0.497261] [drm:intel_print_wm_latency] Primary WM3 latency 90 (45.0 usec)
>[    0.497263] [drm:intel_print_wm_latency] Primary WM4 latency 160 (80.0 usec)
>[    0.497265] [drm:intel_print_wm_latency] Sprite WM0 latency 20 (2.0 usec)
>[    0.497267] [drm:intel_print_wm_latency] Sprite WM1 latency 4 (2.0 usec)
>[    0.497269] [drm:intel_print_wm_latency] Sprite WM2 latency 36 (18.0 usec)
>[    0.497271] [drm:intel_print_wm_latency] Sprite WM3 latency 90 (45.0 usec)
>[    0.497272] [drm:intel_print_wm_latency] Sprite WM4 latency 160 (80.0 usec)
>[    0.497274] [drm:intel_print_wm_latency] Cursor WM0 latency 20 (2.0 usec)
>[    0.497276] [drm:intel_print_wm_latency] Cursor WM1 latency 4 (2.0 usec)
>[    0.497278] [drm:intel_print_wm_latency] Cursor WM2 latency 36 (18.0 usec)
>[    0.497280] [drm:intel_print_wm_latency] Cursor WM3 latency 90 (45.0 usec)
>[    0.497282] [drm:intel_print_wm_latency] Cursor WM4 latency 160 (80.0 usec)
>[    0.497285] [drm:intel_modeset_init] 3 display pipes available.
>[    0.497301] [drm:intel_ddi_pll_init] CDCLK running at 450000KHz
>[    0.497304] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
>[    0.497681] [drm:intel_dp_init_connector] Adding DP connector on port C
>[    0.497730] [drm:intel_dp_aux_init] registering DPDDC-C bus for card0-DP-1
>[    0.503059] [drm:intel_modeset_readout_hw_state] [CRTC:20] hw state readout: enabled
>[    0.503062] [drm:intel_modeset_readout_hw_state] [CRTC:24] hw state readout: disabled
>[    0.503065] [drm:intel_modeset_readout_hw_state] [CRTC:28] hw state readout: disabled
>[    0.503068] [drm:intel_modeset_readout_hw_state] WRPLL 1 hw state readout: crtc_mask 0x00000000, on 0
>[    0.503070] [drm:intel_modeset_readout_hw_state] WRPLL 2 hw state readout: crtc_mask 0x00000000, on 0
>[    0.503073] [drm:intel_modeset_readout_hw_state] [ENCODER:30:TMDS-30] hw state readout: disabled, pipe A
>[    0.503079] [drm:intel_modeset_readout_hw_state] [ENCODER:35:TMDS-35] hw state readout: enabled, pipe A
>[    0.503081] [drm:intel_modeset_readout_hw_state] [ENCODER:37:DP MST-37] hw state readout: disabled, pipe A
>[    0.503083] [drm:intel_modeset_readout_hw_state] [ENCODER:38:DP MST-38] hw state readout: disabled, pipe B
>[    0.503085] [drm:intel_modeset_readout_hw_state] [ENCODER:39:DP MST-39] hw state readout: disabled, pipe C
>[    0.503087] [drm:intel_modeset_readout_hw_state] [CONNECTOR:31:HDMI-A-1] hw state readout: disabled
>[    0.503090] [drm:intel_modeset_readout_hw_state] [CONNECTOR:36:DP-1] hw state readout: enabled
>[    0.503093] [drm:intel_modeset_readout_hw_state] [CONNECTOR:40:HDMI-A-2] hw state readout: disabled
>[    0.503098] [drm:intel_dump_pipe_config] [CRTC:20][setup_hw_state] config for pipe A
>[    0.503100] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[    0.503101] [drm:intel_dump_pipe_config] pipe bpp: 30, dithering: 0
>[    0.503104] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    0.503107] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 733420, gmch_n: 8388608, link_m: 48894, link_n: 524288, tu: 64
>[    0.503109] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    0.503111] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0
>[    0.503112] [drm:intel_dump_pipe_config] requested mode:
>[    0.503116] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 720 0 0 0 400 0 0 0 0x0 0x0
>[    0.503117] [drm:intel_dump_pipe_config] adjusted mode:
>[    0.503120] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0xa
>[    0.503123] [drm:intel_dump_crtc_timings] crtc timings: 25179 640 656 752 800 480 490 492 525, type: 0x0 flags: 0xa
>[    0.503125] [drm:intel_dump_pipe_config] port clock: 270000
>[    0.503126] [drm:intel_dump_pipe_config] pipe src size: 720x400
>[    0.503128] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    0.503131] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x028001e0, enabled
>[    0.503132] [drm:intel_dump_pipe_config] ips: 0
>[    0.503134] [drm:intel_dump_pipe_config] double wide: 0
>[    0.503137] [drm:intel_dump_pipe_config] [CRTC:24][setup_hw_state] config for pipe B
>[    0.503138] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[    0.503140] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
>[    0.503142] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    0.503144] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    0.503146] [drm:intel_dump_pipe_config] dp: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    0.503148] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0
>[    0.503149] [drm:intel_dump_pipe_config] requested mode:
>[    0.503152] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[    0.503153] [drm:intel_dump_pipe_config] adjusted mode:
>[    0.503156] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[    0.503159] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[    0.503160] [drm:intel_dump_pipe_config] port clock: 0
>[    0.503162] [drm:intel_dump_pipe_config] pipe src size: 0x0
>[    0.503164] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    0.503166] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[    0.503167] [drm:intel_dump_pipe_config] ips: 0
>[    0.503169] [drm:intel_dump_pipe_config] double wide: 0
>[    0.503171] [drm:intel_dump_pipe_config] [CRTC:28][setup_hw_state] config for pipe C
>[    0.503173] [drm:intel_dump_pipe_config] cpu_transcoder: C
>[    0.503174] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
>[    0.503177] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    0.503179] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    0.503181] [drm:intel_dump_pipe_config] dp: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    0.503182] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0
>[    0.503184] [drm:intel_dump_pipe_config] requested mode:
>[    0.503186] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[    0.503188] [drm:intel_dump_pipe_config] adjusted mode:
>[    0.503190] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[    0.503193] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[    0.503195] [drm:intel_dump_pipe_config] port clock: 0
>[    0.503196] [drm:intel_dump_pipe_config] pipe src size: 0x0
>[    0.503198] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    0.503200] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[    0.503201] [drm:intel_dump_pipe_config] ips: 0
>[    0.503203] [drm:intel_dump_pipe_config] double wide: 0
>[    0.503211] [drm:intel_connector_check_state] [CONNECTOR:36:DP-1]
>[    0.503214] [drm:check_encoder_state] [ENCODER:30:TMDS-30]
>[    0.503216] [drm:check_encoder_state] [ENCODER:35:TMDS-35]
>[    0.503219] [drm:check_encoder_state] [ENCODER:37:DP MST-37]
>[    0.503220] [drm:check_encoder_state] [ENCODER:38:DP MST-38]
>[    0.503222] [drm:check_encoder_state] [ENCODER:39:DP MST-39]
>[    0.503224] [drm:check_crtc_state] [CRTC:20]
>[    0.503233] [drm:check_crtc_state] [CRTC:24]
>[    0.503236] [drm:check_crtc_state] [CRTC:28]
>[    0.503238] [drm:check_shared_dpll_state] WRPLL 1
>[    0.503240] [drm:check_shared_dpll_state] WRPLL 2
>[    0.503306] [drm:i915_gem_setup_global_gtt] clearing unused GTT space: [0, 7ffff000]
>[    0.505433] [drm:gen6_ppgtt_init] Allocated pde space (2M) at GTT entry: 7fdf0
>[    0.505460] [drm:i915_gem_context_init] HW context support initialized
>[    0.505465] [drm:init_status_page] render ring hws offset: 0x00011000
>[    0.505503] [drm:intel_init_pipe_control] render ring pipe control offset: 0x00032000
>[    0.505506] [drm:init_status_page] bsd ring hws offset: 0x00033000
>[    0.505535] [drm:init_status_page] blitter ring hws offset: 0x00054000
>[    0.505565] [drm:init_status_page] video enhancement ring hws offset: 0x00075000
>[    0.507221] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1]
>[    0.507225] [drm:intel_hdmi_detect] [CONNECTOR:31:HDMI-A-1]
>[    0.507419] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    0.507422] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    0.507598] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    0.507602] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[    0.507607] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1] status updated from 3 to 2
>[    0.507616] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1] disconnected
>[    0.507620] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1]
>[    0.507624] [drm:intel_dp_detect] [CONNECTOR:36:DP-1]
>[    0.508074] [drm:intel_dp_get_dpcd] DPCD: 11 0a 84 01 01 00 01 82 02 02 06 00 00 00 00
>[    0.508080] [drm:intel_dp_print_rates] source rates: 162000,270000,540000,
>[    0.508084] [drm:intel_dp_print_rates] sink rates: 162000,270000,
>[    0.508087] [drm:intel_dp_print_rates] common rates: 162000,270000,
>[    0.508417] [drm:intel_dp_probe_oui] Sink OUI: 000000
>[    0.508739] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[    0.509561] ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
>[    0.510202] acpi device:60: registered as cooling_device9
>[    0.510284] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2
>[    0.510316] [drm] Initialized i915 1.6.0 20150327 for 0000:00:02.0 on minor 0
>[    0.510670] [drm:asle_set_backlight] bclp = 0x800000ff
>[    0.510673] [drm:asle_set_backlight] updating opregion backlight 255/255
>[    0.511682] loop: module loaded
>[    0.511767] ahci 0000:00:1f.2: version 3.0
>[    0.515093] [drm:drm_detect_monitor_audio] Monitor has basic audio support
>[    0.515097] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1] status updated from 3 to 1
>[    0.515168] [drm:drm_edid_to_eld] ELD monitor DELL P2415Q
>[    0.515169] [drm:drm_edid_to_eld] ELD size 36, SAD count 1
>[    0.515195] [drm:drm_mode_debug_printmodeline] Modeline 64:"720x480i" 0 13500 720 739 801 858 480 488 494 525 0x40 0x101a
>[    0.515196] [drm:drm_mode_prune_invalid] Not using 720x480i mode: H_ILLEGAL
>[    0.515197] [drm:drm_mode_debug_printmodeline] Modeline 65:"720x576i" 0 13500 720 732 795 864 576 580 586 625 0x40 0x101a
>[    0.515198] [drm:drm_mode_prune_invalid] Not using 720x576i mode: H_ILLEGAL
>[    0.515200] [drm:drm_mode_debug_printmodeline] Modeline 82:"720x480i" 60 13513 720 739 801 858 480 488 494 525 0x40 0x101a
>[    0.515201] [drm:drm_mode_prune_invalid] Not using 720x480i mode: H_ILLEGAL
>[    0.515205] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1] probed modes :
>[    0.515207] [drm:drm_mode_debug_printmodeline] Modeline 42:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    0.515209] [drm:drm_mode_debug_printmodeline] Modeline 45:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
>[    0.515210] [drm:drm_mode_debug_printmodeline] Modeline 50:"2048x1280" 60 221277 2048 2192 2416 2784 1280 1281 1284 1325 0x0 0x6
>[    0.515212] [drm:drm_mode_debug_printmodeline] Modeline 51:"1920x1200" 60 193250 1920 2056 2256 2592 1200 1203 1209 1245 0x40 0x6
>[    0.515213] [drm:drm_mode_debug_printmodeline] Modeline 43:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1082 1087 1125 0x40 0x5
>[    0.515215] [drm:drm_mode_debug_printmodeline] Modeline 60:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    0.515216] [drm:drm_mode_debug_printmodeline] Modeline 78:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    0.515218] [drm:drm_mode_debug_printmodeline] Modeline 44:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[    0.515219] [drm:drm_mode_debug_printmodeline] Modeline 76:"1920x1080i" 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[    0.515221] [drm:drm_mode_debug_printmodeline] Modeline 68:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[    0.515222] [drm:drm_mode_debug_printmodeline] Modeline 67:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[    0.515224] [drm:drm_mode_debug_printmodeline] Modeline 73:"1920x1080" 30 74250 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    0.515225] [drm:drm_mode_debug_printmodeline] Modeline 85:"1920x1080" 30 74176 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    0.515226] [drm:drm_mode_debug_printmodeline] Modeline 72:"1920x1080" 25 74250 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[    0.515228] [drm:drm_mode_debug_printmodeline] Modeline 71:"1920x1080" 24 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[    0.515229] [drm:drm_mode_debug_printmodeline] Modeline 84:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[    0.515231] [drm:drm_mode_debug_printmodeline] Modeline 49:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[    0.515232] [drm:drm_mode_debug_printmodeline] Modeline 48:"1600x900" 60 118963 1600 1696 1864 2128 900 901 904 932 0x0 0x6
>[    0.515234] [drm:drm_mode_debug_printmodeline] Modeline 56:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[    0.515235] [drm:drm_mode_debug_printmodeline] Modeline 47:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[    0.515237] [drm:drm_mode_debug_printmodeline] Modeline 46:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[    0.515238] [drm:drm_mode_debug_printmodeline] Modeline 62:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[    0.515240] [drm:drm_mode_debug_printmodeline] Modeline 80:"1280x720" 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[    0.515241] [drm:drm_mode_debug_printmodeline] Modeline 70:"1280x720" 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[    0.515243] [drm:drm_mode_debug_printmodeline] Modeline 57:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[    0.515244] [drm:drm_mode_debug_printmodeline] Modeline 58:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[    0.515246] [drm:drm_mode_debug_printmodeline] Modeline 59:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[    0.515247] [drm:drm_mode_debug_printmodeline] Modeline 52:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[    0.515248] [drm:drm_mode_debug_printmodeline] Modeline 69:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[    0.515250] [drm:drm_mode_debug_printmodeline] Modeline 81:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[    0.515251] [drm:drm_mode_debug_printmodeline] Modeline 63:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[    0.515253] [drm:drm_mode_debug_printmodeline] Modeline 53:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[    0.515254] [drm:drm_mode_debug_printmodeline] Modeline 54:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[    0.515256] [drm:drm_mode_debug_printmodeline] Modeline 66:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[    0.515257] [drm:drm_mode_debug_printmodeline] Modeline 55:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[    0.515258] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2]
>[    0.515259] [drm:intel_hdmi_detect] [CONNECTOR:40:HDMI-A-2]
>[    0.515456] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    0.515457] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    0.515640] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    0.515642] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[    0.515643] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2] status updated from 3 to 2
>[    0.515644] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2] disconnected
>[    0.515647] [drm:drm_setup_crtcs] 
>[    0.515649] [drm:drm_enable_connectors] connector 31 enabled? no
>[    0.515650] [drm:drm_enable_connectors] connector 36 enabled? yes
>[    0.515651] [drm:drm_enable_connectors] connector 40 enabled? no
>[    0.515652] [drm:intel_fb_initial_config] connector HDMI-A-1 not enabled, skipping
>[    0.515653] [drm:intel_fb_initial_config] looking for cmdline mode on connector DP-1
>[    0.515654] [drm:intel_fb_initial_config] looking for preferred mode on connector DP-1 0
>[    0.515656] [drm:intel_fb_initial_config] connector DP-1 on pipe A [CRTC:20]: 3840x2160
>[    0.515657] [drm:intel_fb_initial_config] connector HDMI-A-2 not enabled, skipping
>[    0.515658] [drm:drm_setup_crtcs] desired mode 3840x2160 set on crtc 20 (0,0)
>[    0.515660] [drm:intelfb_create] no BIOS fb, allocating a new one
>[    0.515661] [drm:i915_gem_object_create_stolen] creating stolen object: size=1fa4000
>[    0.515665] [drm:i915_pages_create_for_stolen] offset=0x0, size=33177600
>[    0.518202] [drm:intelfb_create] allocated 3840x2160 fb: 0x00096000, bo ffff88003798c000
>[    0.518226] [drm:drm_fb_helper_hotplug_event] 
>[    0.518227] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1]
>[    0.518241] [drm:intel_hdmi_detect] [CONNECTOR:31:HDMI-A-1]
>[    0.518262] fbcon: inteldrmfb (fb0) is primary device
>[    0.518401] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    0.518401] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    0.518555] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    0.518556] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[    0.518557] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1] disconnected
>[    0.518557] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1]
>[    0.518558] [drm:intel_dp_detect] [CONNECTOR:36:DP-1]
>[    0.518986] [drm:intel_dp_get_dpcd] DPCD: 11 0a 84 01 01 00 01 82 02 02 06 00 00 00 00
>[    0.518988] [drm:intel_dp_print_rates] source rates: 162000,270000,540000,
>[    0.518988] [drm:intel_dp_print_rates] sink rates: 162000,270000,
>[    0.518990] [drm:intel_dp_print_rates] common rates: 162000,270000,
>[    0.519322] [drm:intel_dp_probe_oui] Sink OUI: 000000
>[    0.519644] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[    0.522017] ahci 0000:00:1f.2: AHCI 0001.0300 32 slots 2 ports 6 Gbps 0x9 impl SATA mode
>[    0.522020] ahci 0000:00:1f.2: flags: 64bit ncq pm led clo only pio slum part deso sadm sds apst 
>[    0.522525] scsi host0: ahci
>[    0.522627] scsi host1: ahci
>[    0.522718] scsi host2: ahci
>[    0.522806] scsi host3: ahci
>[    0.522857] ata1: SATA max UDMA/133 abar m2048@0xf7d3a000 port 0xf7d3a100 irq 41
>[    0.522858] ata2: DUMMY
>[    0.522859] ata3: DUMMY
>[    0.522860] ata4: SATA max UDMA/133 abar m2048@0xf7d3a000 port 0xf7d3a280 irq 41
>[    0.523067] xhci_hcd 0000:00:14.0: xHCI Host Controller
>[    0.523073] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
>[    0.523153] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000b810
>[    0.523158] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
>[    0.523273] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
>[    0.523275] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    0.523276] usb usb1: Product: xHCI Host Controller
>[    0.523277] usb usb1: Manufacturer: Linux 4.1.1-aufs xhci-hcd
>[    0.523278] usb usb1: SerialNumber: 0000:00:14.0
>[    0.523395] hub 1-0:1.0: USB hub found
>[    0.523412] hub 1-0:1.0: 9 ports detected
>[    0.525991] [drm:drm_detect_monitor_audio] Monitor has basic audio support
>[    0.526034] xhci_hcd 0000:00:14.0: xHCI Host Controller
>[    0.526038] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
>[    0.526067] [drm:drm_edid_to_eld] ELD monitor DELL P2415Q
>[    0.526068] [drm:drm_edid_to_eld] ELD size 36, SAD count 1
>[    0.526099] [drm:drm_mode_debug_printmodeline] Modeline 101:"720x480i" 0 13500 720 739 801 858 480 488 494 525 0x40 0x101a
>[    0.526100] [drm:drm_mode_prune_invalid] Not using 720x480i mode: H_ILLEGAL
>[    0.526101] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
>[    0.526103] [drm:drm_mode_debug_printmodeline] Modeline 102:"720x576i" 0 13500 720 732 795 864 576 580 586 625 0x40 0x101a
>[    0.526103] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    0.526104] [drm:drm_mode_prune_invalid] Not using 720x576i mode: H_ILLEGAL
>[    0.526105] usb usb2: Product: xHCI Host Controller
>[    0.526106] [drm:drm_mode_debug_printmodeline] Modeline 119:"720x480i" 60 13513 720 739 801 858 480 488 494 525 0x40 0x101a
>[    0.526107] usb usb2: Manufacturer: Linux 4.1.1-aufs xhci-hcd
>[    0.526107] [drm:drm_mode_prune_invalid] Not using 720x480i mode: H_ILLEGAL
>[    0.526108] usb usb2: SerialNumber: 0000:00:14.0
>[    0.526111] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1] probed modes :
>[    0.526112] [drm:drm_mode_debug_printmodeline] Modeline 42:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    0.526113] [drm:drm_mode_debug_printmodeline] Modeline 45:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
>[    0.526115] [drm:drm_mode_debug_printmodeline] Modeline 50:"2048x1280" 60 221277 2048 2192 2416 2784 1280 1281 1284 1325 0x0 0x6
>[    0.526116] [drm:drm_mode_debug_printmodeline] Modeline 51:"1920x1200" 60 193250 1920 2056 2256 2592 1200 1203 1209 1245 0x40 0x6
>[    0.526117] [drm:drm_mode_debug_printmodeline] Modeline 43:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1082 1087 1125 0x40 0x5
>[    0.526118] [drm:drm_mode_debug_printmodeline] Modeline 60:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    0.526119] [drm:drm_mode_debug_printmodeline] Modeline 78:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    0.526121] [drm:drm_mode_debug_printmodeline] Modeline 44:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[    0.526122] [drm:drm_mode_debug_printmodeline] Modeline 76:"1920x1080i" 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[    0.526123] [drm:drm_mode_debug_printmodeline] Modeline 68:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[    0.526124] [drm:drm_mode_debug_printmodeline] Modeline 67:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[    0.526125] [drm:drm_mode_debug_printmodeline] Modeline 73:"1920x1080" 30 74250 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    0.526126] [drm:drm_mode_debug_printmodeline] Modeline 85:"1920x1080" 30 74176 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    0.526128] [drm:drm_mode_debug_printmodeline] Modeline 72:"1920x1080" 25 74250 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[    0.526129] [drm:drm_mode_debug_printmodeline] Modeline 71:"1920x1080" 24 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[    0.526130] [drm:drm_mode_debug_printmodeline] Modeline 84:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[    0.526131] [drm:drm_mode_debug_printmodeline] Modeline 49:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[    0.526132] [drm:drm_mode_debug_printmodeline] Modeline 48:"1600x900" 60 118963 1600 1696 1864 2128 900 901 904 932 0x0 0x6
>[    0.526134] [drm:drm_mode_debug_printmodeline] Modeline 56:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[    0.526135] [drm:drm_mode_debug_printmodeline] Modeline 47:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[    0.526136] [drm:drm_mode_debug_printmodeline] Modeline 46:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[    0.526137] [drm:drm_mode_debug_printmodeline] Modeline 62:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[    0.526138] [drm:drm_mode_debug_printmodeline] Modeline 80:"1280x720" 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[    0.526139] [drm:drm_mode_debug_printmodeline] Modeline 70:"1280x720" 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[    0.526141] [drm:drm_mode_debug_printmodeline] Modeline 57:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[    0.526143] [drm:drm_mode_debug_printmodeline] Modeline 58:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[    0.526145] [drm:drm_mode_debug_printmodeline] Modeline 59:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[    0.526147] [drm:drm_mode_debug_printmodeline] Modeline 52:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[    0.526149] [drm:drm_mode_debug_printmodeline] Modeline 69:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[    0.526151] [drm:drm_mode_debug_printmodeline] Modeline 81:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[    0.526154] [drm:drm_mode_debug_printmodeline] Modeline 63:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[    0.526156] [drm:drm_mode_debug_printmodeline] Modeline 53:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[    0.526158] [drm:drm_mode_debug_printmodeline] Modeline 54:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[    0.526160] [drm:drm_mode_debug_printmodeline] Modeline 66:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[    0.526162] [drm:drm_mode_debug_printmodeline] Modeline 55:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[    0.526163] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2]
>[    0.526164] [drm:intel_hdmi_detect] [CONNECTOR:40:HDMI-A-2]
>[    0.526211] hub 2-0:1.0: USB hub found
>[    0.526224] hub 2-0:1.0: 4 ports detected
>[    0.526325] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    0.526326] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    0.526486] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    0.526486] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[    0.526487] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2] disconnected
>[    0.526491] [drm:drm_setup_crtcs] 
>[    0.526493] [drm:drm_enable_connectors] connector 31 enabled? no
>[    0.526494] [drm:drm_enable_connectors] connector 36 enabled? yes
>[    0.526495] [drm:drm_enable_connectors] connector 40 enabled? no
>[    0.526496] [drm:intel_fb_initial_config] connector HDMI-A-1 not enabled, skipping
>[    0.526497] [drm:intel_fb_initial_config] looking for cmdline mode on connector DP-1
>[    0.526497] [drm:intel_fb_initial_config] looking for preferred mode on connector DP-1 0
>[    0.526498] [drm:intel_fb_initial_config] connector DP-1 on pipe A [CRTC:20]: 3840x2160
>[    0.526499] [drm:intel_fb_initial_config] connector HDMI-A-2 not enabled, skipping
>[    0.526500] [drm:drm_setup_crtcs] desired mode 3840x2160 set on crtc 20 (0,0)
>[    0.526518] [drm:intel_crtc_set_config] [CRTC:20] [FB:64] #connectors=1 (x y) (0 0)
>[    0.526519] [drm:intel_set_config_compute_mode_changes] crtc has no fb, will flip
>[    0.526520] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[    0.526521] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[    0.526522] [drm:drm_mode_debug_printmodeline] Modeline 61:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    0.526523] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:20], mode_changed=1, fb_changed=1
>[    0.526525] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    0.526527] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[    0.526529] [drm:connected_sink_compute_bpp] [CONNECTOR:36:DP-1] checking for sink bpp constrains
>[    0.526531] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 270000 pixel clock 262750KHz
>[    0.526533] [drm:intel_dp_compute_config] DP link bw 0a lane count 4 clock 270000 bpp 24
>[    0.526534] [drm:intel_dp_compute_config] DP link bw required 630600 available 864000
>[    0.526535] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[    0.526536] [drm:intel_dump_pipe_config] [CRTC:20][modeset] config for pipe A
>[    0.526536] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[    0.526537] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[    0.526538] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    0.526539] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6122518, gmch_n: 8388608, link_m: 510209, link_n: 524288, tu: 64
>[    0.526540] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    0.526540] [drm:intel_dump_pipe_config] audio: 1, infoframes: 0
>[    0.526541] [drm:intel_dump_pipe_config] requested mode:
>[    0.526542] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    0.526542] [drm:intel_dump_pipe_config] adjusted mode:
>[    0.526544] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    0.526545] [drm:intel_dump_crtc_timings] crtc timings: 262750 3840 3888 3920 4000 2160 2163 2168 2191, type: 0x48 flags: 0x9
>[    0.526545] [drm:intel_dump_pipe_config] port clock: 270000
>[    0.526546] [drm:intel_dump_pipe_config] pipe src size: 3840x2160
>[    0.526547] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    0.526547] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[    0.526548] [drm:intel_dump_pipe_config] ips: 1
>[    0.526548] [drm:intel_dump_pipe_config] double wide: 0
>[    0.526889] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
>[    0.526891] ehci-pci: EHCI PCI platform driver
>[    0.526904] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
>[    0.526909] ohci-pci: OHCI PCI platform driver
>[    0.526923] uhci_hcd: USB Universal Host Controller Interface driver
>[    0.526967] usbcore: registered new interface driver usb-storage
>[    0.526970] i8042: PNP detection disabled
>[    0.543009] [drm:intel_fbc_update] disabled per chip default
>[    0.575988] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[    0.608976] [drm:intel_dp_set_signal_levels] Using signal levels 04000000
>[    0.641964] [drm:intel_dp_start_link_train] clock recovery OK
>[    0.674952] [drm:intel_dp_set_signal_levels] Using signal levels 05000000
>[    0.709950] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[    0.721031] [drm:intel_audio_codec_enable] ELD on [CONNECTOR:36:DP-1], [ENCODER:35:TMDS-35]
>[    0.721033] [drm:hsw_audio_codec_enable] Enable audio codec on pipe A, 36 bytes ELD
>[    0.820895] ------------[ cut here ]------------
>[    0.820910] WARNING: CPU: 2 PID: 823 at drivers/gpu/drm/drm_irq.c:1141 drm_wait_one_vblank+0x17d/0x190()
>[    0.820910] vblank wait timed out on crtc 0
>[    0.820912] Modules linked in:
>[    0.820914] CPU: 2 PID: 823 Comm: kworker/2:1 Not tainted 4.1.1-aufs #3
>[    0.820915] Hardware name:                  /D54250WYK, BIOS WYLPT10H.86A.0038.2015.0410.1634 04/10/2015
>[    0.820919] Workqueue: events output_poll_execute
>[    0.820921]  ffffffff819b6b32 ffff88040c7738c8 ffffffff8174c82d 000000000000f8f8
>[    0.820923]  ffff88040c773918 ffff88040c773908 ffffffff8104b6b5 ffff88040c5c4c00
>[    0.820925]  0000000000000000 ffff88040cffd000 0000000000000000 0000000000000001
>[    0.820925] Call Trace:
>[    0.820929]  [<ffffffff8174c82d>] dump_stack+0x45/0x57
>[    0.820932]  [<ffffffff8104b6b5>] warn_slowpath_common+0x85/0xc0
>[    0.820934]  [<ffffffff8104b731>] warn_slowpath_fmt+0x41/0x50
>[    0.820937]  [<ffffffff81084df7>] ? finish_wait+0x57/0x70
>[    0.820940]  [<ffffffff81372a5d>] drm_wait_one_vblank+0x17d/0x190
>[    0.820942]  [<ffffffff810850b0>] ? prepare_to_wait_event+0x100/0x100
>[    0.820946]  [<ffffffff813f84d6>] hsw_enable_ips+0x46/0x190
>[    0.820948]  [<ffffffff813f86b8>] intel_crtc_enable_planes+0x98/0xf0
>[    0.820951]  [<ffffffff813fda60>] haswell_crtc_enable+0x580/0xb40
>[    0.820953]  [<ffffffff813fa912>] __intel_set_mode+0xaf2/0xcf0
>[    0.820956]  [<ffffffff814019ae>] intel_crtc_set_config+0xa7e/0xfe0
>[    0.820959]  [<ffffffff8138b1ca>] ? kfree_state+0x4a/0x60
>[    0.820961]  [<ffffffff8138b387>] ? drm_atomic_state_free+0x27/0x50
>[    0.820963]  [<ffffffff813674c5>] ? drm_atomic_helper_plane_set_property+0x85/0xd0
>[    0.820966]  [<ffffffff8137ba97>] drm_mode_set_config_internal+0x67/0x100
>[    0.820968]  [<ffffffff81369158>] restore_fbdev_mode+0xc8/0xf0
>[    0.820970]  [<ffffffff8136b014>] drm_fb_helper_restore_fbdev_mode_unlocked+0x24/0x70
>[    0.820971]  [<ffffffff8136b07d>] drm_fb_helper_set_par+0x1d/0x40
>[    0.820973]  [<ffffffff8136af9a>] drm_fb_helper_hotplug_event+0x8a/0xe0
>[    0.820975]  [<ffffffff814111d9>] intel_fbdev_output_poll_changed+0x19/0x20
>[    0.820977]  [<ffffffff8135fe06>] drm_kms_helper_hotplug_event+0x26/0x30
>[    0.820980]  [<ffffffff8135fedd>] output_poll_execute+0x6d/0x190
>[    0.820983]  [<ffffffff81062707>] process_one_work+0x147/0x3f0
>[    0.820985]  [<ffffffff81062ac9>] worker_thread+0x119/0x450
>[    0.820987]  [<ffffffff810629b0>] ? process_one_work+0x3f0/0x3f0
>[    0.820989]  [<ffffffff81067be4>] kthread+0xc4/0xe0
>[    0.820991]  [<ffffffff81060000>] ? drain_workqueue+0xe0/0x140
>[    0.820993]  [<ffffffff81067b20>] ? kthread_create_on_node+0x180/0x180
>[    0.820996]  [<ffffffff81755512>] ret_from_fork+0x42/0x70
>[    0.820997]  [<ffffffff81067b20>] ? kthread_create_on_node+0x180/0x180
>[    0.821002] ---[ end trace c807d65916746c71 ]---
>[    0.823019] [drm:intel_connector_check_state] [CONNECTOR:36:DP-1]
>[    0.823021] [drm:check_encoder_state] [ENCODER:30:TMDS-30]
>[    0.823023] [drm:check_encoder_state] [ENCODER:35:TMDS-35]
>[    0.823024] [drm:check_encoder_state] [ENCODER:37:DP MST-37]
>[    0.823025] [drm:check_encoder_state] [ENCODER:38:DP MST-38]
>[    0.823026] [drm:check_encoder_state] [ENCODER:39:DP MST-39]
>[    0.823027] [drm:check_crtc_state] [CRTC:20]
>[    0.823034] [drm:check_crtc_state] [CRTC:24]
>[    0.823035] [drm:check_crtc_state] [CRTC:28]
>[    0.823037] [drm:check_shared_dpll_state] WRPLL 1
>[    0.823038] [drm:check_shared_dpll_state] WRPLL 2
>[    0.823041] [drm:intel_crtc_set_config] [CRTC:24] [NOFB]
>[    0.823043] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:24], mode_changed=0, fb_changed=0
>[    0.823045] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    0.823048] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[    0.823050] [drm:intel_crtc_set_config] [CRTC:28] [NOFB]
>[    0.823051] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:28], mode_changed=0, fb_changed=0
>[    0.823052] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    0.823053] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[    0.823095] [drm:intel_crtc_set_config] [CRTC:20] [FB:64] #connectors=1 (x y) (0 0)
>[    0.823097] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:20], mode_changed=0, fb_changed=0
>[    0.823100] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    0.823103] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[    0.823104] [drm:connected_sink_compute_bpp] [CONNECTOR:36:DP-1] checking for sink bpp constrains
>[    0.823106] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 270000 pixel clock 262750KHz
>[    0.823109] [drm:intel_dp_compute_config] DP link bw 0a lane count 4 clock 270000 bpp 24
>[    0.823110] [drm:intel_dp_compute_config] DP link bw required 630600 available 864000
>[    0.823111] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[    0.823111] [drm:intel_dump_pipe_config] [CRTC:20][modeset] config for pipe A
>[    0.823112] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[    0.823112] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[    0.823113] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    0.823114] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6122518, gmch_n: 8388608, link_m: 510209, link_n: 524288, tu: 64
>[    0.823115] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    0.823116] [drm:intel_dump_pipe_config] audio: 1, infoframes: 0
>[    0.823116] [drm:intel_dump_pipe_config] requested mode:
>[    0.823118] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    0.823118] [drm:intel_dump_pipe_config] adjusted mode:
>[    0.823119] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    0.823121] [drm:intel_dump_crtc_timings] crtc timings: 262750 3840 3888 3920 4000 2160 2163 2168 2191, type: 0x48 flags: 0x9
>[    0.823121] [drm:intel_dump_pipe_config] port clock: 270000
>[    0.823122] [drm:intel_dump_pipe_config] pipe src size: 3840x2160
>[    0.823122] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    0.823123] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[    0.823123] [drm:intel_dump_pipe_config] ips: 1
>[    0.823124] [drm:intel_dump_pipe_config] double wide: 0
>[    0.823125] [drm:intel_crtc_set_config] [CRTC:24] [NOFB]
>[    0.823126] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:24], mode_changed=0, fb_changed=0
>[    0.823128] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    0.823130] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[    0.823131] [drm:intel_crtc_set_config] [CRTC:28] [NOFB]
>[    0.823132] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:28], mode_changed=0, fb_changed=0
>[    0.823133] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    0.823135] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[    0.823137] [drm:drm_fb_helper_hotplug_event] 
>[    0.823138] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1]
>[    0.823139] [drm:intel_hdmi_detect] [CONNECTOR:31:HDMI-A-1]
>[    0.826925] ata4: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
>[    0.827898] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    0.827898] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    0.841480] ata4.00: ATA-9: INTEL SSDMCEAW240A4, DC33, max UDMA/133
>[    0.841481] ata4.00: 468862128 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
>[    0.867816] ata4.00: configured for UDMA/133
>[    0.867884] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    0.867885] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[    0.867886] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1] disconnected
>[    0.867887] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1]
>[    0.867889] [drm:intel_dp_detect] [CONNECTOR:36:DP-1]
>[    0.888876] [drm:intel_dp_get_dpcd] DPCD: 11 0a 84 01 01 00 01 82 02 02 06 00 00 00 00
>[    0.888877] [drm:intel_dp_print_rates] source rates: 162000,270000,540000,
>[    0.888878] [drm:intel_dp_print_rates] sink rates: 162000,270000,
>[    0.888880] [drm:intel_dp_print_rates] common rates: 162000,270000,
>[    0.910865] [drm:intel_dp_probe_oui] Sink OUI: 000000
>[    0.933855] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[    1.594628] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
>[    1.595532] i8042: No controller found
>[    1.595592] mousedev: PS/2 mouse device common for all mice
>[    1.595693] tsc: Refined TSC clocksource calibration: 1895.612 MHz
>[    1.595695] clocksource tsc: mask: 0xffffffffffffffff max_cycles: 0x36a5f58a5e2, max_idle_ns: 881590593810 ns
>[    1.595697] ata1.00: ATA-9: WDC WD5000LPVX-22V0TT0, 01.01A01, max UDMA/133
>[    1.595698] ata1.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
>[    1.595781] rtc_cmos 00:02: RTC can wake from S4
>[    1.595911] rtc_cmos 00:02: rtc core: registered rtc_cmos as rtc0
>[    1.595940] rtc_cmos 00:02: alarms up to one month, y3k, 242 bytes nvram, hpet irqs
>[    1.596054] ACPI Warning: SystemIO range 0x000000000000F040-0x000000000000F05F conflicts with OpRegion 0x000000000000F040-0x000000000000F04F (\_SB_.PCI0.SBUS.SMBI) (20150410/utaddress-254)
>[    1.596054] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>[    1.596169] device-mapper: ioctl: 4.31.0-ioctl (2015-3-12) initialised: dm-devel@redhat.com
>[    1.596178] Intel P-state driver initializing.
>[    1.596297] hidraw: raw HID events driver (C) Jiri Kosina
>[    1.596330] ata1.00: configured for UDMA/133
>[    1.596416] usbcore: registered new interface driver usbhid
>[    1.596417] usbhid: USB HID core driver
>[    1.596681] Netfilter messages via NETLINK v0.30.
>[    1.596691] nf_conntrack version 0.5.0 (65536 buckets, 262144 max)
>[    1.596943] ip_tables: (C) 2000-2006 Netfilter Core Team
>[    1.596968] Initializing XFRM netlink socket
>[    1.597140] NET: Registered protocol family 10
>[    1.597361] ip6_tables: (C) 2000-2006 Netfilter Core Team
>[    1.597405] sit: IPv6 over IPv4 tunneling driver
>[    1.597543] NET: Registered protocol family 17
>[    1.597553] Key type dns_resolver registered
>[    1.597928] registered taskstats version 1
>[    1.599250] [drm:drm_detect_monitor_audio] Monitor has basic audio support
>[    1.599308] [drm:drm_edid_to_eld] ELD monitor DELL P2415Q
>[    1.599308] [drm:drm_edid_to_eld] ELD size 36, SAD count 1
>[    1.599342] [drm:drm_mode_debug_printmodeline] Modeline 101:"720x480i" 0 13500 720 739 801 858 480 488 494 525 0x40 0x101a
>[    1.599342] [drm:drm_mode_prune_invalid] Not using 720x480i mode: H_ILLEGAL
>[    1.599344] [drm:drm_mode_debug_printmodeline] Modeline 102:"720x576i" 0 13500 720 732 795 864 576 580 586 625 0x40 0x101a
>[    1.599344] [drm:drm_mode_prune_invalid] Not using 720x576i mode: H_ILLEGAL
>[    1.599346] [drm:drm_mode_debug_printmodeline] Modeline 119:"720x480i" 60 13513 720 739 801 858 480 488 494 525 0x40 0x101a
>[    1.599346] [drm:drm_mode_prune_invalid] Not using 720x480i mode: H_ILLEGAL
>[    1.599349] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1] probed modes :
>[    1.599351] [drm:drm_mode_debug_printmodeline] Modeline 42:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    1.599352] [drm:drm_mode_debug_printmodeline] Modeline 45:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
>[    1.599353] [drm:drm_mode_debug_printmodeline] Modeline 50:"2048x1280" 60 221277 2048 2192 2416 2784 1280 1281 1284 1325 0x0 0x6
>[    1.599355] [drm:drm_mode_debug_printmodeline] Modeline 51:"1920x1200" 60 193250 1920 2056 2256 2592 1200 1203 1209 1245 0x40 0x6
>[    1.599356] [drm:drm_mode_debug_printmodeline] Modeline 43:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1082 1087 1125 0x40 0x5
>[    1.599357] [drm:drm_mode_debug_printmodeline] Modeline 60:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    1.599358] [drm:drm_mode_debug_printmodeline] Modeline 78:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    1.599359] [drm:drm_mode_debug_printmodeline] Modeline 44:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[    1.599361] [drm:drm_mode_debug_printmodeline] Modeline 76:"1920x1080i" 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[    1.599362] [drm:drm_mode_debug_printmodeline] Modeline 68:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[    1.599363] [drm:drm_mode_debug_printmodeline] Modeline 67:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[    1.599364] [drm:drm_mode_debug_printmodeline] Modeline 73:"1920x1080" 30 74250 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    1.599365] [drm:drm_mode_debug_printmodeline] Modeline 85:"1920x1080" 30 74176 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[    1.599366] [drm:drm_mode_debug_printmodeline] Modeline 72:"1920x1080" 25 74250 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[    1.599368] [drm:drm_mode_debug_printmodeline] Modeline 71:"1920x1080" 24 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[    1.599369] [drm:drm_mode_debug_printmodeline] Modeline 84:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[    1.599370] [drm:drm_mode_debug_printmodeline] Modeline 49:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[    1.599371] [drm:drm_mode_debug_printmodeline] Modeline 48:"1600x900" 60 118963 1600 1696 1864 2128 900 901 904 932 0x0 0x6
>[    1.599372] [drm:drm_mode_debug_printmodeline] Modeline 56:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[    1.599374] [drm:drm_mode_debug_printmodeline] Modeline 47:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[    1.599375] [drm:drm_mode_debug_printmodeline] Modeline 46:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[    1.599376] [drm:drm_mode_debug_printmodeline] Modeline 62:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[    1.599377] [drm:drm_mode_debug_printmodeline] Modeline 80:"1280x720" 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[    1.599378] [drm:drm_mode_debug_printmodeline] Modeline 70:"1280x720" 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[    1.599379] [drm:drm_mode_debug_printmodeline] Modeline 57:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[    1.599381] [drm:drm_mode_debug_printmodeline] Modeline 58:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[    1.599382] [drm:drm_mode_debug_printmodeline] Modeline 59:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[    1.599383] [drm:drm_mode_debug_printmodeline] Modeline 52:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[    1.599384] [drm:drm_mode_debug_printmodeline] Modeline 69:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[    1.599385] [drm:drm_mode_debug_printmodeline] Modeline 81:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[    1.599386] [drm:drm_mode_debug_printmodeline] Modeline 63:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[    1.599388] [drm:drm_mode_debug_printmodeline] Modeline 53:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[    1.599389] [drm:drm_mode_debug_printmodeline] Modeline 54:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[    1.599390] [drm:drm_mode_debug_printmodeline] Modeline 66:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[    1.599391] [drm:drm_mode_debug_printmodeline] Modeline 55:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[    1.599392] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2]
>[    1.599393] [drm:intel_hdmi_detect] [CONNECTOR:40:HDMI-A-2]
>[    1.599556] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    1.599557] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    1.599713] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    1.599715] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[    1.599716] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2] disconnected
>[    1.599722] [drm:drm_setup_crtcs] 
>[    1.599723] [drm:drm_enable_connectors] connector 31 enabled? no
>[    1.599724] [drm:drm_enable_connectors] connector 36 enabled? yes
>[    1.599725] [drm:drm_enable_connectors] connector 40 enabled? no
>[    1.599726] [drm:intel_fb_initial_config] connector HDMI-A-1 not enabled, skipping
>[    1.599728] [drm:intel_fb_initial_config] looking for cmdline mode on connector DP-1
>[    1.599729] [drm:intel_fb_initial_config] looking for preferred mode on connector DP-1 0
>[    1.599730] [drm:intel_fb_initial_config] connector DP-1 on pipe A [CRTC:20]: 3840x2160
>[    1.599731] [drm:intel_fb_initial_config] connector HDMI-A-2 not enabled, skipping
>[    1.599732] [drm:drm_setup_crtcs] desired mode 3840x2160 set on crtc 20 (0,0)
>[    1.599768] [drm:intel_crtc_set_config] [CRTC:20] [FB:64] #connectors=1 (x y) (0 0)
>[    1.599769] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:20], mode_changed=0, fb_changed=0
>[    1.599771] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    1.599773] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[    1.599775] [drm:connected_sink_compute_bpp] [CONNECTOR:36:DP-1] checking for sink bpp constrains
>[    1.599776] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 270000 pixel clock 262750KHz
>[    1.599779] [drm:intel_dp_compute_config] DP link bw 0a lane count 4 clock 270000 bpp 24
>[    1.599779] [drm:intel_dp_compute_config] DP link bw required 630600 available 864000
>[    1.599781] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[    1.599782] [drm:intel_dump_pipe_config] [CRTC:20][modeset] config for pipe A
>[    1.599782] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[    1.599783] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[    1.599784] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    1.599785] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6122518, gmch_n: 8388608, link_m: 510209, link_n: 524288, tu: 64
>[    1.599785] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    1.599786] [drm:intel_dump_pipe_config] audio: 1, infoframes: 0
>[    1.599786] [drm:intel_dump_pipe_config] requested mode:
>[    1.599788] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    1.599788] [drm:intel_dump_pipe_config] adjusted mode:
>[    1.599789] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    1.599791] [drm:intel_dump_crtc_timings] crtc timings: 262750 3840 3888 3920 4000 2160 2163 2168 2191, type: 0x48 flags: 0x9
>[    1.599791] [drm:intel_dump_pipe_config] port clock: 270000
>[    1.599792] [drm:intel_dump_pipe_config] pipe src size: 3840x2160
>[    1.599792] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    1.599793] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[    1.599793] [drm:intel_dump_pipe_config] ips: 1
>[    1.599794] [drm:intel_dump_pipe_config] double wide: 0
>[    1.599796] [drm:intel_crtc_set_config] [CRTC:24] [NOFB]
>[    1.599797] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:24], mode_changed=0, fb_changed=0
>[    1.599798] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    1.599799] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[    1.599800] [drm:intel_crtc_set_config] [CRTC:28] [NOFB]
>[    1.599801] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:28], mode_changed=0, fb_changed=0
>[    1.599802] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    1.599803] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[    1.599814] [drm:intel_crtc_set_config] [CRTC:20] [FB:64] #connectors=1 (x y) (0 0)
>[    1.599816] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:20], mode_changed=0, fb_changed=0
>[    1.599818] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    1.599820] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[    1.599822] [drm:connected_sink_compute_bpp] [CONNECTOR:36:DP-1] checking for sink bpp constrains
>[    1.599823] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 270000 pixel clock 262750KHz
>[    1.599826] [drm:intel_dp_compute_config] DP link bw 0a lane count 4 clock 270000 bpp 24
>[    1.599827] [drm:intel_dp_compute_config] DP link bw required 630600 available 864000
>[    1.599828] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[    1.599829] [drm:intel_dump_pipe_config] [CRTC:20][modeset] config for pipe A
>[    1.599829] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[    1.599830] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[    1.599830] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    1.599831] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6122518, gmch_n: 8388608, link_m: 510209, link_n: 524288, tu: 64
>[    1.599832] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    1.599833] [drm:intel_dump_pipe_config] audio: 1, infoframes: 0
>[    1.599833] [drm:intel_dump_pipe_config] requested mode:
>[    1.599835] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    1.599835] [drm:intel_dump_pipe_config] adjusted mode:
>[    1.599836] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    1.599837] [drm:intel_dump_crtc_timings] crtc timings: 262750 3840 3888 3920 4000 2160 2163 2168 2191, type: 0x48 flags: 0x9
>[    1.599838] [drm:intel_dump_pipe_config] port clock: 270000
>[    1.599838] [drm:intel_dump_pipe_config] pipe src size: 3840x2160
>[    1.599839] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    1.599840] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[    1.599840] [drm:intel_dump_pipe_config] ips: 1
>[    1.599841] [drm:intel_dump_pipe_config] double wide: 0
>[    1.623284] Console: switching to colour frame buffer device 480x135
>[    1.623288] [drm:intel_crtc_set_config] [CRTC:20] [FB:64] #connectors=1 (x y) (0 0)
>[    1.623289] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:20], mode_changed=0, fb_changed=0
>[    1.623291] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[    1.623292] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[    1.623292] [drm:connected_sink_compute_bpp] [CONNECTOR:36:DP-1] checking for sink bpp constrains
>[    1.623293] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 270000 pixel clock 262750KHz
>[    1.623295] [drm:intel_dp_compute_config] DP link bw 0a lane count 4 clock 270000 bpp 24
>[    1.623296] [drm:intel_dp_compute_config] DP link bw required 630600 available 864000
>[    1.623297] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[    1.623297] [drm:intel_dump_pipe_config] [CRTC:20][modeset] config for pipe A
>[    1.623298] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[    1.623298] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[    1.623299] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    1.623300] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6122518, gmch_n: 8388608, link_m: 510209, link_n: 524288, tu: 64
>[    1.623300] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    1.623301] [drm:intel_dump_pipe_config] audio: 1, infoframes: 0
>[    1.623301] [drm:intel_dump_pipe_config] requested mode:
>[    1.623302] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    1.623302] [drm:intel_dump_pipe_config] adjusted mode:
>[    1.623304] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[    1.623305] [drm:intel_dump_crtc_timings] crtc timings: 262750 3840 3888 3920 4000 2160 2163 2168 2191, type: 0x48 flags: 0x9
>[    1.623305] [drm:intel_dump_pipe_config] port clock: 270000
>[    1.623305] [drm:intel_dump_pipe_config] pipe src size: 3840x2160
>[    1.623306] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    1.623306] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[    1.623307] [drm:intel_dump_pipe_config] ips: 1
>[    1.623307] [drm:intel_dump_pipe_config] double wide: 0
>[    1.649454] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
>[    1.649455] i915 0000:00:02.0: registered panic notifier
>[    1.654288] console [netcon0] enabled
>[    1.656671] netconsole: network logging started
>[    1.659095] rtc_cmos 00:02: setting system clock to 2015-07-18 01:12:38 UTC (1437181958)
>[    1.661559] ALSA device list:
>[    1.663958]   No soundcards found.
>[    1.671878] scsi 0:0:0:0: Direct-Access     ATA      WDC WD5000LPVX-2 1A01 PQ: 0 ANSI: 5
>[    1.674845] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB)
>[    1.674866] sd 0:0:0:0: Attached scsi generic sg0 type 0
>[    1.674966] scsi 3:0:0:0: Direct-Access     ATA      INTEL SSDMCEAW24 DC33 PQ: 0 ANSI: 5
>[    1.675107] sd 3:0:0:0: [sdb] 468862128 512-byte logical blocks: (240 GB/223 GiB)
>[    1.675119] sd 3:0:0:0: Attached scsi generic sg1 type 0
>[    1.675160] sd 3:0:0:0: [sdb] Write Protect is off
>[    1.675164] sd 3:0:0:0: [sdb] Mode Sense: 00 3a 00 00
>[    1.675193] sd 3:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
>[    1.679412]  sdb: sdb1
>[    1.679635] sd 3:0:0:0: [sdb] Attached SCSI disk
>[    1.696521] sd 0:0:0:0: [sda] 4096-byte physical blocks
>[    1.698979] sd 0:0:0:0: [sda] Write Protect is off
>[    1.701049] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
>[    1.701085] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
>[    1.716709] [drm:intel_print_rc6_info] Enabling RC6 states: RC6 on
>[    1.718602] [drm:gen6_enable_rps] Overclocking supported. Max: 1000MHz, Overclock max: 1000MHz
>[    1.757458]  sda: sda1 sda3 sda4
>[    1.760810] sd 0:0:0:0: [sda] Attached SCSI disk
>[    1.763361] Freeing unused kernel memory: 1016K (ffffffff81cde000 - ffffffff81ddc000)
>[    1.766008] Write protecting the kernel read-only data: 12288k
>[    1.768475] Freeing unused kernel memory: 652K (ffff88000175d000 - ffff880001800000)
>[    1.771198] Freeing unused kernel memory: 1832K (ffff880001a36000 - ffff880001c00000)
>[    1.848540] usb 1-1: new full-speed USB device number 2 using xhci_hcd
>[    2.014539] usb 1-1: New USB device found, idVendor=046d, idProduct=c52f
>[    2.014540] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[    2.014541] usb 1-1: Product: USB Receiver
>[    2.014541] usb 1-1: Manufacturer: Logitech
>[    2.016199] input: Logitech USB Receiver as /devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1:1.0/0003:046D:C52F.0001/input/input3
>[    2.016301] hid-generic 0003:046D:C52F.0001: input,hidraw0: USB HID v1.11 Mouse [Logitech USB Receiver] on usb-0000:00:14.0-1/input0
>[    2.018071] input: Logitech USB Receiver as /devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1:1.1/0003:046D:C52F.0002/input/input4
>[    2.068572] hid-generic 0003:046D:C52F.0002: input,hiddev0,hidraw1: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:00:14.0-1/input1
>[    2.221406] usb 1-2: new low-speed USB device number 3 using xhci_hcd
>[    2.320780] md: raid0 personality registered for level 0
>[    2.322238] md: raid1 personality registered for level 1
>[    2.323820] xor: automatically using best checksumming function:
>[    2.333344]    avx       : 22556.000 MB/sec
>[    2.350338] raid6: sse2x1   gen()  8121 MB/s
>[    2.367337] raid6: sse2x1   xor()  6361 MB/s
>[    2.384328] raid6: sse2x2   gen() 10359 MB/s
>[    2.390572] usb 1-2: New USB device found, idVendor=1c4f, idProduct=0002
>[    2.390575] usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[    2.390577] usb 1-2: Product: USB Keykoard
>[    2.390579] usb 1-2: Manufacturer: SIGMACH1P
>[    2.390702] usb 1-2: ep 0x81 - rounding interval to 64 microframes, ep desc says 80 microframes
>[    2.390707] usb 1-2: ep 0x82 - rounding interval to 64 microframes, ep desc says 80 microframes
>[    2.393199] input: SIGMACH1P USB Keykoard as /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/0003:1C4F:0002.0003/input/input5
>[    2.401339] raid6: sse2x2   xor()  6609 MB/s
>[    2.418318] raid6: sse2x4   gen() 11765 MB/s
>[    2.435325] raid6: sse2x4   xor()  8173 MB/s
>[    2.443407] hid-generic 0003:1C4F:0002.0003: input,hidraw2: USB HID v1.10 Keyboard [SIGMACH1P USB Keykoard] on usb-0000:00:14.0-2/input0
>[    2.445662] input: SIGMACH1P USB Keykoard as /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.1/0003:1C4F:0002.0004/input/input6
>[    2.452309] raid6: avx2x1   gen() 15246 MB/s
>[    2.469310] raid6: avx2x2   gen() 17898 MB/s
>[    2.486304] raid6: avx2x4   gen() 20753 MB/s
>[    2.486306] raid6: using algorithm avx2x4 gen() 20753 MB/s
>[    2.486308] raid6: using avx2x2 recovery algorithm
>[    2.486885] md: raid6 personality registered for level 6
>[    2.486887] md: raid5 personality registered for level 5
>[    2.486888] md: raid4 personality registered for level 4
>[    2.493787] md: raid10 personality registered for level 10
>[    2.495277] md: linear personality registered for level -1
>[    2.496397] hid-generic 0003:1C4F:0002.0004: input,hidraw3: USB HID v1.10 Device [SIGMACH1P USB Keykoard] on usb-0000:00:14.0-2/input1
>[    2.496955] md: multipath personality registered for level -4
>[    2.516872] RPC: Registered named UNIX socket transport module.
>[    2.516875] RPC: Registered udp transport module.
>[    2.516876] RPC: Registered tcp transport module.
>[    2.516877] RPC: Registered tcp NFSv4.1 backchannel transport module.
>[    2.518400] modprobe (2527) used greatest stack depth: 13856 bytes left
>[    2.524457] fuse init (API version 7.23)
>[    2.595396] Switched to clocksource tsc
>[    2.649283] usb 1-3: new high-speed USB device number 4 using xhci_hcd
>[    2.786581] findfs (2621) used greatest stack depth: 13520 bytes left
>[    2.802476] EXT4-fs (sdb1): mounted filesystem with ordered data mode. Opts: (null)
>[    2.813292] usb 1-3: New USB device found, idVendor=2001, idProduct=f103
>[    2.813299] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
>[    2.813718] hub 1-3:1.0: USB hub found
>[    2.813749] hub 1-3:1.0: 7 ports detected
>[    2.861262] init-early.sh (2650) used greatest stack depth: 12784 bytes left
>[    2.967137] usb 1-7: new full-speed USB device number 5 using xhci_hcd
>[    3.131965] usb 1-7: New USB device found, idVendor=8087, idProduct=07dc
>[    3.131968] usb 1-7: New USB device strings: Mfr=0, Product=0, SerialNumber=0
>[    3.154936] systemd-udevd[2840]: starting version 216
>[    3.158718] random: systemd-udevd urandom read with 52 bits of entropy available
>[    3.193192] usb 1-3.3: new low-speed USB device number 6 using xhci_hcd
>[    3.198900] e1000e: Intel(R) PRO/1000 Network Driver - 2.3.2-k
>[    3.198902] e1000e: Copyright(c) 1999 - 2014 Intel Corporation.
>[    3.199091] e1000e 0000:00:19.0: Interrupt Throttling Rate (ints/sec) set to dynamic conservative mode
>[    3.205479] nuvoton-cir 00:05: [io  0x0240-0x024f]
>[    3.205537] nuvoton-cir 00:05: [irq 3]
>[    3.205543] nuvoton-cir 00:05: [io  0x0250-0x025f]
>[    3.206018] nuvoton-cir 00:05: activated
>[    3.211981] Intel(R) Wireless WiFi driver for Linux
>[    3.211984] Copyright(c) 2003- 2015 Intel Corporation
>[    3.227784] microcode: CPU0 sig=0x40651, pf=0x40, revision=0x1c
>[    3.228210] iwlwifi 0000:02:00.0: Direct firmware load for iwlwifi-7260-13.ucode failed with error -2
>[    3.228223] microcode: CPU1 sig=0x40651, pf=0x40, revision=0x1c
>[    3.228239] microcode: CPU2 sig=0x40651, pf=0x40, revision=0x1c
>[    3.228255] microcode: CPU3 sig=0x40651, pf=0x40, revision=0x1c
>[    3.228311] microcode: Microcode Update Driver: v2.00 <tigran@aivazian.fsnet.co.uk>, Peter Oruba
>[    3.230032] Registered IR keymap rc-rc6-mce
>[    3.230113] input: Nuvoton w836x7hg Infrared Remote Transceiver as /devices/pnp0/00:05/rc/rc0/input7
>[    3.230176] rc0: Nuvoton w836x7hg Infrared Remote Transceiver as /devices/pnp0/00:05/rc/rc0
>[    3.232110] IR NEC protocol handler initialized
>[    3.232185] iwlwifi 0000:02:00.0: loaded firmware version 25.15.12.0 op_mode iwlmvm
>[    3.232339] IR RC5(x/sz) protocol handler initialized
>[    3.233342] IR RC6 protocol handler initialized
>[    3.233342] IR Sony protocol handler initialized
>[    3.233745] IR JVC protocol handler initialized
>[    3.235287] IR SANYO protocol handler initialized
>[    3.235291] IR Sharp protocol handler initialized
>[    3.236452] IR MCE Keyboard/mouse protocol handler initialized
>[    3.236663] input: MCE IR Keyboard/Mouse (nuvoton-cir) as /devices/virtual/input/input8
>[    3.237233] nuvoton_cir: driver has been successfully loaded
>[    3.238632] lirc_dev: IR Remote Control driver registered, major 248 
>[    3.238805] IR XMP protocol handler initialized
>[    3.239261] rc rc0: lirc_dev: driver ir-lirc-codec (nuvoton-cir) registered at minor = 0
>[    3.239263] IR LIRC bridge handler initialized
>[    3.240335] iwlwifi 0000:02:00.0: Detected Intel(R) Dual Band Wireless AC 7260, REV=0x144
>[    3.240418] iwlwifi 0000:02:00.0: L1 Enabled - LTR Enabled
>[    3.240662] iwlwifi 0000:02:00.0: L1 Enabled - LTR Enabled
>[    3.242257] Bluetooth: Core ver 2.20
>[    3.242270] NET: Registered protocol family 31
>[    3.242272] Bluetooth: HCI device and connection manager initialized
>[    3.242276] Bluetooth: HCI socket layer initialized
>[    3.242279] Bluetooth: L2CAP socket layer initialized
>[    3.242284] Bluetooth: SCO socket layer initialized
>[    3.243886] usbcore: registered new interface driver btusb
>[    3.257970] Bluetooth: hci0: read Intel version: 370710018002030d48
>[    3.257974] Bluetooth: hci0: Intel device is already patched. patch num: 48
>[    3.296002] cfg80211: Calling CRDA to update world regulatory domain
>[    3.312633] usb 1-3.3: New USB device found, idVendor=051d, idProduct=0002
>[    3.312637] usb 1-3.3: New USB device strings: Mfr=3, Product=1, SerialNumber=2
>[    3.312638] usb 1-3.3: Product: Back-UPS ES 700G FW:871.O3 .I USB FW:O3 
>[    3.312640] usb 1-3.3: Manufacturer: APC
>[    3.312641] usb 1-3.3: SerialNumber: 5B1502T03420  
>[    3.312717] usb 1-3.3: ep 0x81 - rounding interval to 64 microframes, ep desc says 80 microframes
>[    3.439541] ieee80211 phy0: Selected rate control algorithm 'iwl-mvm-rs'
>[    3.444093] iwlwifi 0000:02:00.0 wlp2s0: renamed from wlan0
>[    3.534121] systemd-udevd[2860]: renamed network interface wlan0 to wlp2s0
>[    3.625130] hid-generic 0003:051D:0002.0005: hiddev0,hidraw4: USB HID v1.10 Device [APC Back-UPS ES 700G FW:871.O3 .I USB FW:O3 ] on usb-0000:00:14.0-3.3/input0
>[    3.688455] usb 1-3.4: new high-speed USB device number 7 using xhci_hcd
>[    3.767312] e1000e 0000:00:19.0 eth0: registered PHC clock
>[    3.767319] e1000e 0000:00:19.0 eth0: (PCI Express:2.5GT/s:Width x1) c0:3f:d5:60:e3:7b
>[    3.767323] e1000e 0000:00:19.0 eth0: Intel(R) PRO/1000 Network Connection
>[    3.767365] e1000e 0000:00:19.0 eth0: MAC: 11, PHY: 12, PBA No: FFFFFF-0FF
>[    3.768186] snd_hda_intel 0000:00:03.0: bound 0000:00:02.0 (ops 0xffffffff81864780)
>[    3.769073] e1000e 0000:00:19.0 eno1: renamed from eth0
>[    3.770180] iTCO_vendor_support: vendor-support=0
>[    3.770599] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11
>[    3.770644] iTCO_wdt: Found a Lynx Point_LP TCO device (Version=2, TCOBASE=0x1860)
>[    3.770812] iTCO_wdt: initialized. heartbeat=30 sec (nowayout=0)
>[    3.778190] snd_hda_codec_realtek hdaudioC1D0: autoconfig for ALC283: line_outs=1 (0x21/0x0/0x0/0x0/0x0) type:hp
>[    3.778194] snd_hda_codec_realtek hdaudioC1D0:    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
>[    3.778195] snd_hda_codec_realtek hdaudioC1D0:    hp_outs=0 (0x0/0x0/0x0/0x0/0x0)
>[    3.778197] snd_hda_codec_realtek hdaudioC1D0:    mono: mono_out=0x0
>[    3.778198] snd_hda_codec_realtek hdaudioC1D0:    inputs:
>[    3.778200] snd_hda_codec_realtek hdaudioC1D0:      Mic=0x19
>[    3.785995] systemd-udevd[2855]: renamed network interface eth0 to eno1
>[    3.981417] usb 1-3.4: New USB device found, idVendor=046d, idProduct=0825
>[    3.981422] usb 1-3.4: New USB device strings: Mfr=0, Product=0, SerialNumber=2
>[    3.981425] usb 1-3.4: SerialNumber: BDE55780
>[    4.043834] usb 1-3.7: new full-speed USB device number 8 using xhci_hcd
>[    4.082062] random: nonblocking pool is initialized
>[    4.119333] usb 1-3.7: New USB device found, idVendor=041e, idProduct=30df
>[    4.119337] usb 1-3.7: New USB device strings: Mfr=1, Product=2, SerialNumber=3
>[    4.119340] usb 1-3.7: Product: SB X-Fi Surround 5.1 Pro
>[    4.119342] usb 1-3.7: Manufacturer: Creative Technology Ltd
>[    4.119344] usb 1-3.7: SerialNumber: 0000029b
>[    4.119512] usb 1-3.7: ep 0x83 - rounding interval to 64 microframes, ep desc says 80 microframes
>[    4.141398] Linux video capture interface: v2.00
>[    5.558736] usb 1-3.4: set resolution quirk: cval->res = 384
>[    5.559401] uvcvideo: Found UVC 1.00 device <unnamed> (046d:0825)
>[    5.569639] usbcore: registered new interface driver snd-usb-audio
>[    5.574249] input: UVC Camera (046d:0825) as /devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3.4/1-3.4:1.0/input/input9
>[    5.574359] usbcore: registered new interface driver uvcvideo
>[    5.574361] USB Video Class driver (1.1.1)
>[    6.323702] vboxdrv: Found 4 processor cores.
>[    6.323926] vboxdrv: fAsync=0 offMin=0x177 offMax=0x2c38
>[    6.323992] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
>[    6.323994] vboxdrv: Successfully loaded version 4.3.28 (interface 0x001a000a).
>[    6.438885] cfg80211: Calling CRDA to update world regulatory domain
>[    6.584476] EXT4-fs (sdb1): re-mounted. Opts: discard
>[    6.683552] Adding 4194300k swap on /dev/sda3.  Priority:-1 extents:1 across:4194300k 
>[    9.589763] cfg80211: Calling CRDA to update world regulatory domain
>[   11.953795] EXT4-fs (sda4): mounted filesystem with ordered data mode. Opts: (null)
>[   12.452764] aufs 4.1-20150629
>[   12.453210] aufs opt_add:809:mount[3319]: lookup failed /media/sdb1/downloads/ (-2)
>[   12.740610] cfg80211: Calling CRDA to update world regulatory domain
>[   13.099271] ip_set: protocol 6
>[   13.460453] IPv6: ADDRCONF(NETDEV_UP): eno1: link is not ready
>[   13.460570] ip (3798) used greatest stack depth: 12640 bytes left
>[   15.891491] cfg80211: Calling CRDA to update world regulatory domain
>[   16.115258] e1000e: eno1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx
>[   16.115293] IPv6: ADDRCONF(NETDEV_CHANGE): eno1: link becomes ready
>[   19.042352] cfg80211: Calling CRDA to update world regulatory domain
>[   21.399310] SUP_IOCTL_COOKIE: Version mismatch. Requested: 0x230001  Min: 0x230000  Current: 0x1a000a
>[   22.193201] cfg80211: Calling CRDA to update world regulatory domain
>[   24.602526] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
>[   24.602528] Bluetooth: BNEP filters: protocol multicast
>[   24.602531] Bluetooth: BNEP socket layer initialized
>[   25.344080] cfg80211: Calling CRDA to update world regulatory domain
>[   28.494942] cfg80211: Calling CRDA to update world regulatory domain
>[   31.645804] cfg80211: Calling CRDA to update world regulatory domain
>[   34.796666] cfg80211: Exceeded CRDA call max attempts. Not calling CRDA
>[   38.891379] nuvoton-cir 00:05: disabled
>[   38.906418] pnp 00:05: [io  0x0240-0x024f]
>[   38.906465] pnp 00:05: [irq 3]
>[   38.906468] pnp 00:05: [io  0x0250-0x025f]
>[   38.907474] nuvoton-cir 00:05: [io  0x0240-0x024f]
>[   38.907527] nuvoton-cir 00:05: [irq 3]
>[   38.907537] nuvoton-cir 00:05: [io  0x0250-0x025f]
>[   38.907940] nuvoton-cir 00:05: activated
>[   38.908064] Registered IR keymap rc-rc6-mce
>[   38.908149] input: Nuvoton w836x7hg Infrared Remote Transceiver as /devices/pnp0/00:05/rc/rc0/input10
>[   38.908222] rc0: Nuvoton w836x7hg Infrared Remote Transceiver as /devices/pnp0/00:05/rc/rc0
>[   38.908305] input: MCE IR Keyboard/Mouse (nuvoton-cir) as /devices/virtual/input/input11
>[   38.908395] rc rc0: lirc_dev: driver ir-lirc-codec (nuvoton-cir) registered at minor = 0
>[   38.908410] nuvoton_cir: driver has been successfully loaded
>[  219.486504] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00400000, dig 0x00101210
>[  219.486509] [drm:intel_hpd_irq_handler] digital hpd port C - long
>[  219.486512] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 0
>[  219.486536] [drm:intel_dp_hpd_pulse] got hpd irq on port C - long
>[  219.486555] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  219.486559] [drm:i915_hotplug_work_func] Connector DP-1 (pin 5) received hotplug event.
>[  219.486562] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  219.486566] [drm:intel_dp_detect] [CONNECTOR:36:DP-1]
>[  219.486574] [drm:intel_hpd_irq_event] [CONNECTOR:36:DP-1] status updated from connected to disconnected
>[  219.486579] [drm:intel_hdmi_detect] [CONNECTOR:40:HDMI-A-2]
>[  219.486781] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  219.486783] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  219.486977] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  219.486980] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  219.487000] [drm:drm_fb_helper_hotplug_event] 
>[  219.487003] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1]
>[  219.487005] [drm:intel_hdmi_detect] [CONNECTOR:31:HDMI-A-1]
>[  219.487182] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  219.487184] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  219.487358] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  219.487362] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  219.487365] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1] disconnected
>[  219.487369] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1]
>[  219.487375] [drm:intel_dp_detect] [CONNECTOR:36:DP-1]
>[  219.487381] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1] disconnected
>[  219.487392] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2]
>[  219.487395] [drm:intel_hdmi_detect] [CONNECTOR:40:HDMI-A-2]
>[  219.487566] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  219.487569] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  219.487739] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  219.487743] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  219.487747] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2] disconnected
>[  219.487754] [drm:drm_setup_crtcs] 
>[  219.487758] [drm:drm_enable_connectors] connector 31 enabled? no
>[  219.487761] [drm:drm_enable_connectors] connector 36 enabled? no
>[  219.487764] [drm:drm_enable_connectors] connector 40 enabled? no
>[  219.487767] [drm:intel_fb_initial_config] connector HDMI-A-1 not enabled, skipping
>[  219.487770] [drm:intel_fb_initial_config] connector DP-1 not enabled, skipping
>[  219.487773] [drm:intel_fb_initial_config] connector HDMI-A-2 not enabled, skipping
>[  219.487776] [drm:intel_fb_initial_config] Not using firmware configuration
>[  219.487780] [drm:drm_setup_crtcs] picking CRTCs for 8192x8192 config
>[  219.487851] [drm:intel_crtc_set_config] [CRTC:20] [NOFB]
>[  219.487857] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:20], mode_changed=1, fb_changed=0
>[  219.487861] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [NOCRTC]
>[  219.487864] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] encoder changed, full mode switch
>[  219.487868] [drm:intel_modeset_stage_output_state] [ENCODER:35:TMDS-35] crtc changed, full mode switch
>[  219.487874] [drm:intel_modeset_stage_output_state] [CRTC:20] disabled, full mode switch
>[  219.487879] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 1
>[  219.517359] [drm:hsw_audio_codec_disable] Disable audio codec on pipe A
>[  219.552144] [drm:intel_dp_sink_dpms] failed to disable sink power state
>[  219.552163] [drm:intel_display_power_put] disabling always-on
>[  219.552169] [drm:check_encoder_state] [ENCODER:30:TMDS-30]
>[  219.552172] [drm:check_encoder_state] [ENCODER:35:TMDS-35]
>[  219.552174] [drm:check_encoder_state] [ENCODER:37:DP MST-37]
>[  219.552175] [drm:check_encoder_state] [ENCODER:38:DP MST-38]
>[  219.552177] [drm:check_encoder_state] [ENCODER:39:DP MST-39]
>[  219.552179] [drm:check_crtc_state] [CRTC:20]
>[  219.552182] [drm:check_crtc_state] [CRTC:24]
>[  219.552184] [drm:check_crtc_state] [CRTC:28]
>[  219.552187] [drm:check_shared_dpll_state] WRPLL 1
>[  219.552189] [drm:check_shared_dpll_state] WRPLL 2
>[  219.552193] [drm:intel_crtc_set_config] [CRTC:24] [NOFB]
>[  219.552196] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:24], mode_changed=0, fb_changed=0
>[  219.552202] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[  219.552205] [drm:intel_crtc_set_config] [CRTC:28] [NOFB]
>[  219.552207] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:28], mode_changed=0, fb_changed=0
>[  219.552210] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[  225.155485] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00400000, dig 0x00101210
>[  225.155490] [drm:intel_hpd_irq_handler] digital hpd port C - long
>[  225.155493] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 0
>[  225.155512] [drm:intel_dp_hpd_pulse] got hpd irq on port C - long
>[  225.155515] [drm:intel_display_power_get] enabling always-on
>[  225.155966] [drm:intel_dp_get_dpcd] DPCD: 11 0a 84 01 01 00 01 82 02 02 06 00 00 00 00
>[  225.155972] [drm:intel_dp_print_rates] source rates: 162000,270000,540000,
>[  225.155974] [drm:intel_dp_print_rates] sink rates: 162000,270000,
>[  225.155977] [drm:intel_dp_print_rates] common rates: 162000,270000,
>[  225.156314] [drm:intel_dp_probe_oui] Sink OUI: 000000
>[  225.156648] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  225.156651] [drm:intel_display_power_put] disabling always-on
>[  225.156658] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  225.156661] [drm:i915_hotplug_work_func] Connector DP-1 (pin 5) received hotplug event.
>[  225.156663] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  225.156666] [drm:intel_dp_detect] [CONNECTOR:36:DP-1]
>[  225.156668] [drm:intel_display_power_get] enabling always-on
>[  225.157091] [drm:intel_dp_get_dpcd] DPCD: 11 0a 84 01 01 00 01 82 02 02 06 00 00 00 00
>[  225.157093] [drm:intel_dp_print_rates] source rates: 162000,270000,540000,
>[  225.157095] [drm:intel_dp_print_rates] sink rates: 162000,270000,
>[  225.157096] [drm:intel_dp_print_rates] common rates: 162000,270000,
>[  225.157416] [drm:intel_dp_probe_oui] Sink OUI: 000000
>[  225.157735] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  225.164005] [drm:drm_detect_monitor_audio] Monitor has basic audio support
>[  225.164007] [drm:intel_display_power_put] disabling always-on
>[  225.164009] [drm:intel_hpd_irq_event] [CONNECTOR:36:DP-1] status updated from disconnected to connected
>[  225.164010] [drm:intel_hdmi_detect] [CONNECTOR:40:HDMI-A-2]
>[  225.164011] [drm:intel_display_power_get] enabling always-on
>[  225.164189] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  225.164190] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  225.164370] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  225.164372] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  225.164373] [drm:intel_display_power_put] disabling always-on
>[  225.164384] [drm:drm_fb_helper_hotplug_event] 
>[  225.164385] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1]
>[  225.164386] [drm:intel_hdmi_detect] [CONNECTOR:31:HDMI-A-1]
>[  225.164398] [drm:intel_display_power_get] enabling always-on
>[  225.164562] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  225.164563] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  225.164721] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  225.164723] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  225.164725] [drm:intel_display_power_put] disabling always-on
>[  225.164727] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:31:HDMI-A-1] disconnected
>[  225.164729] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1]
>[  225.164730] [drm:intel_dp_detect] [CONNECTOR:36:DP-1]
>[  225.164732] [drm:intel_display_power_get] enabling always-on
>[  225.165163] [drm:intel_dp_get_dpcd] DPCD: 11 0a 84 01 01 00 01 82 02 02 06 00 00 00 00
>[  225.165167] [drm:intel_dp_print_rates] source rates: 162000,270000,540000,
>[  225.165169] [drm:intel_dp_print_rates] sink rates: 162000,270000,
>[  225.165170] [drm:intel_dp_print_rates] common rates: 162000,270000,
>[  225.165497] [drm:intel_dp_probe_oui] Sink OUI: 000000
>[  225.165821] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  225.172119] [drm:drm_detect_monitor_audio] Monitor has basic audio support
>[  225.172121] [drm:intel_display_power_put] disabling always-on
>[  225.172178] [drm:drm_edid_to_eld] ELD monitor DELL P2415Q
>[  225.172179] [drm:drm_edid_to_eld] ELD size 36, SAD count 1
>[  225.172207] [drm:drm_mode_debug_printmodeline] Modeline 65:"720x480i" 0 13500 720 739 801 858 480 488 494 525 0x40 0x101a
>[  225.172209] [drm:drm_mode_prune_invalid] Not using 720x480i mode: H_ILLEGAL
>[  225.172211] [drm:drm_mode_debug_printmodeline] Modeline 66:"720x576i" 0 13500 720 732 795 864 576 580 586 625 0x40 0x101a
>[  225.172212] [drm:drm_mode_prune_invalid] Not using 720x576i mode: H_ILLEGAL
>[  225.172213] [drm:drm_mode_debug_printmodeline] Modeline 83:"720x480i" 60 13513 720 739 801 858 480 488 494 525 0x40 0x101a
>[  225.172214] [drm:drm_mode_prune_invalid] Not using 720x480i mode: H_ILLEGAL
>[  225.172219] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:DP-1] probed modes :
>[  225.172222] [drm:drm_mode_debug_printmodeline] Modeline 42:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[  225.172223] [drm:drm_mode_debug_printmodeline] Modeline 45:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
>[  225.172225] [drm:drm_mode_debug_printmodeline] Modeline 50:"2048x1280" 60 221277 2048 2192 2416 2784 1280 1281 1284 1325 0x0 0x6
>[  225.172227] [drm:drm_mode_debug_printmodeline] Modeline 51:"1920x1200" 60 193250 1920 2056 2256 2592 1200 1203 1209 1245 0x40 0x6
>[  225.172228] [drm:drm_mode_debug_printmodeline] Modeline 43:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1082 1087 1125 0x40 0x5
>[  225.172230] [drm:drm_mode_debug_printmodeline] Modeline 60:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  225.172232] [drm:drm_mode_debug_printmodeline] Modeline 79:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  225.172234] [drm:drm_mode_debug_printmodeline] Modeline 44:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  225.172235] [drm:drm_mode_debug_printmodeline] Modeline 77:"1920x1080i" 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  225.172237] [drm:drm_mode_debug_printmodeline] Modeline 69:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[  225.172239] [drm:drm_mode_debug_printmodeline] Modeline 68:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[  225.172240] [drm:drm_mode_debug_printmodeline] Modeline 74:"1920x1080" 30 74250 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  225.172242] [drm:drm_mode_debug_printmodeline] Modeline 86:"1920x1080" 30 74176 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  225.172244] [drm:drm_mode_debug_printmodeline] Modeline 73:"1920x1080" 25 74250 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[  225.172245] [drm:drm_mode_debug_printmodeline] Modeline 72:"1920x1080" 24 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  225.172247] [drm:drm_mode_debug_printmodeline] Modeline 85:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  225.172249] [drm:drm_mode_debug_printmodeline] Modeline 49:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[  225.172251] [drm:drm_mode_debug_printmodeline] Modeline 48:"1600x900" 60 118963 1600 1696 1864 2128 900 901 904 932 0x0 0x6
>[  225.172252] [drm:drm_mode_debug_printmodeline] Modeline 56:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  225.172254] [drm:drm_mode_debug_printmodeline] Modeline 47:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  225.172256] [drm:drm_mode_debug_printmodeline] Modeline 46:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  225.172257] [drm:drm_mode_debug_printmodeline] Modeline 62:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  225.172259] [drm:drm_mode_debug_printmodeline] Modeline 81:"1280x720" 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  225.172261] [drm:drm_mode_debug_printmodeline] Modeline 71:"1280x720" 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[  225.172262] [drm:drm_mode_debug_printmodeline] Modeline 57:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  225.172264] [drm:drm_mode_debug_printmodeline] Modeline 58:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  225.172266] [drm:drm_mode_debug_printmodeline] Modeline 59:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  225.172267] [drm:drm_mode_debug_printmodeline] Modeline 52:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  225.172269] [drm:drm_mode_debug_printmodeline] Modeline 70:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  225.172271] [drm:drm_mode_debug_printmodeline] Modeline 82:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[  225.172272] [drm:drm_mode_debug_printmodeline] Modeline 63:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  225.172274] [drm:drm_mode_debug_printmodeline] Modeline 53:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  225.172276] [drm:drm_mode_debug_printmodeline] Modeline 54:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  225.172277] [drm:drm_mode_debug_printmodeline] Modeline 67:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[  225.172279] [drm:drm_mode_debug_printmodeline] Modeline 55:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  225.172280] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2]
>[  225.172281] [drm:intel_hdmi_detect] [CONNECTOR:40:HDMI-A-2]
>[  225.172282] [drm:intel_display_power_get] enabling always-on
>[  225.172451] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  225.172452] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  225.172617] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  225.172618] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  225.172619] [drm:intel_display_power_put] disabling always-on
>[  225.172620] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:40:HDMI-A-2] disconnected
>[  225.172624] [drm:drm_setup_crtcs] 
>[  225.172626] [drm:drm_enable_connectors] connector 31 enabled? no
>[  225.172627] [drm:drm_enable_connectors] connector 36 enabled? yes
>[  225.172628] [drm:drm_enable_connectors] connector 40 enabled? no
>[  225.172629] [drm:intel_fb_initial_config] connector HDMI-A-1 not enabled, skipping
>[  225.172630] [drm:intel_fb_initial_config] connector DP-1 has no encoder or crtc, skipping
>[  225.172631] [drm:intel_fb_initial_config] connector HDMI-A-2 not enabled, skipping
>[  225.172632] [drm:intel_fb_initial_config] fallback: Not all outputs enabled
>[  225.172633] [drm:intel_fb_initial_config] Enabled: 0, detected: 1
>[  225.172634] [drm:intel_fb_initial_config] Not using firmware configuration
>[  225.172636] [drm:drm_target_preferred] looking for cmdline mode on connector 36
>[  225.172637] [drm:drm_target_preferred] looking for preferred mode on connector 36 0
>[  225.172638] [drm:drm_target_preferred] found mode 3840x2160
>[  225.172639] [drm:drm_setup_crtcs] picking CRTCs for 8192x8192 config
>[  225.172641] [drm:drm_setup_crtcs] desired mode 3840x2160 set on crtc 20 (0,0)
>[  225.172660] [drm:intel_crtc_set_config] [CRTC:20] [FB:64] #connectors=1 (x y) (0 0)
>[  225.172662] [drm:intel_set_config_compute_mode_changes] inactive crtc, full mode set
>[  225.172663] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:20], mode_changed=1, fb_changed=0
>[  225.172665] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] encoder changed, full mode switch
>[  225.172667] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[  225.172668] [drm:intel_modeset_stage_output_state] [ENCODER:35:TMDS-35] crtc changed, full mode switch
>[  225.172670] [drm:intel_modeset_stage_output_state] [CRTC:20] enabled, full mode switch
>[  225.172672] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  225.172674] [drm:connected_sink_compute_bpp] [CONNECTOR:36:DP-1] checking for sink bpp constrains
>[  225.172676] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 270000 pixel clock 262750KHz
>[  225.172679] [drm:intel_dp_compute_config] DP link bw 0a lane count 4 clock 270000 bpp 24
>[  225.172681] [drm:intel_dp_compute_config] DP link bw required 630600 available 864000
>[  225.172682] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  225.172684] [drm:intel_dump_pipe_config] [CRTC:20][modeset] config for pipe A
>[  225.172685] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[  225.172686] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  225.172687] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  225.172689] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6122518, gmch_n: 8388608, link_m: 510209, link_n: 524288, tu: 64
>[  225.172690] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[  225.172691] [drm:intel_dump_pipe_config] audio: 1, infoframes: 0
>[  225.172692] [drm:intel_dump_pipe_config] requested mode:
>[  225.172694] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[  225.172695] [drm:intel_dump_pipe_config] adjusted mode:
>[  225.172697] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 30 262750 3840 3888 3920 4000 2160 2163 2168 2191 0x48 0x9
>[  225.172699] [drm:intel_dump_crtc_timings] crtc timings: 262750 3840 3888 3920 4000 2160 2163 2168 2191, type: 0x48 flags: 0x9
>[  225.172699] [drm:intel_dump_pipe_config] port clock: 270000
>[  225.172700] [drm:intel_dump_pipe_config] pipe src size: 3840x2160
>[  225.172702] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  225.172703] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  225.172704] [drm:intel_dump_pipe_config] ips: 1
>[  225.172705] [drm:intel_dump_pipe_config] double wide: 0
>[  225.172708] [drm:intel_display_power_get] enabling always-on
>[  225.173805] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  225.174441] [drm:intel_dp_set_signal_levels] Using signal levels 04000000
>[  225.175065] [drm:intel_dp_start_link_train] clock recovery OK
>[  225.175998] [drm:intel_dp_set_signal_levels] Using signal levels 05000000
>[  225.178039] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  225.178329] [drm:intel_audio_codec_enable] ELD on [CONNECTOR:36:DP-1], [ENCODER:35:TMDS-35]
>[  225.178332] [drm:hsw_audio_codec_enable] Enable audio codec on pipe A, 36 bytes ELD
>[  225.245039] [drm:intel_connector_check_state] [CONNECTOR:36:DP-1]
>[  225.245044] [drm:check_encoder_state] [ENCODER:30:TMDS-30]
>[  225.245046] [drm:check_encoder_state] [ENCODER:35:TMDS-35]
>[  225.245051] [drm:check_encoder_state] [ENCODER:37:DP MST-37]
>[  225.245053] [drm:check_encoder_state] [ENCODER:38:DP MST-38]
>[  225.245054] [drm:check_encoder_state] [ENCODER:39:DP MST-39]
>[  225.245056] [drm:check_crtc_state] [CRTC:20]
>[  225.245067] [drm:check_crtc_state] [CRTC:24]
>[  225.245069] [drm:check_crtc_state] [CRTC:28]
>[  225.245072] [drm:check_shared_dpll_state] WRPLL 1
>[  225.245074] [drm:check_shared_dpll_state] WRPLL 2
>[  225.245079] [drm:intel_crtc_set_config] [CRTC:24] [NOFB]
>[  225.245082] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:24], mode_changed=0, fb_changed=0
>[  225.245087] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[  225.245091] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[  225.245094] [drm:intel_crtc_set_config] [CRTC:28] [NOFB]
>[  225.245097] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:28], mode_changed=0, fb_changed=0
>[  225.245100] [drm:intel_modeset_stage_output_state] [CONNECTOR:36:DP-1] to [CRTC:20]
>[  225.245102] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0

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Attachments on bug 91378: 117209 | 117210 | 117211 | 117212 | 117213

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