Attachment 126251 Details for Bug 97060 – cleaned dmesg 'opregion_panel_type_stuff' build on Sandy Bridge

cleaned dmesg 'opregion_panel_type_stuff' build on Sandy Bridge

dmesg.out (text/plain), 40.86 KB, created by Marco Krüger on 2016-09-06 18:03:34 UTC

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Creator: Marco Krüger

Created: 2016-09-06 18:03:34 UTC

Size: 40.86 KB

patch

obsolete

>[    0.000000] DMI: Sony Corporation VPCSE1V9E/VAIO, BIOS R2087H4 06/15/2012
>
>[    0.030378] smpboot: CPU0: Intel(R) Core(TM) i7-2640M CPU @ 2.80GHz (family: 0x6, model: 0x2a, stepping: 0x7)
>
>[    1.240441] [drm:drm_core_init] Initialized drm 1.1.0 20060810
>[    1.240530] [drm:intel_detect_pch] Found CougarPoint PCH
>[    1.240532] [drm:get_allowed_dc_mask] Allowed DC state mask 00
>[    1.240556] [drm:intel_device_info_dump] i915 device info: gen=6, pciid=0x0126 rev=0x09 flags=is_mobile,need_gfx_hws,has_fbc,has_hotplug,has_llc,
>[    1.240680] [drm:intel_device_info_runtime_init] slice mask: 0000
>[    1.240681] [drm:intel_device_info_runtime_init] slice total: 0
>[    1.240682] [drm:intel_device_info_runtime_init] subslice total: 0
>[    1.240683] [drm:intel_device_info_runtime_init] subslice mask 0000
>[    1.240683] [drm:intel_device_info_runtime_init] subslice per slice: 0
>[    1.240684] [drm:intel_device_info_runtime_init] EU total: 0
>[    1.240685] [drm:intel_device_info_runtime_init] EU per subslice: 0
>[    1.240685] [drm:intel_device_info_runtime_init] has slice power gating: n
>[    1.240686] [drm:intel_device_info_runtime_init] has subslice power gating: n
>[    1.240686] [drm:intel_device_info_runtime_init] has EU power gating: n
>[    1.240688] [drm:intel_sanitize_options] ppgtt mode: 1
>[    1.240688] [drm:intel_sanitize_options] use GPU sempahores? yes
>[    1.240695] [drm:i915_ggtt_probe_hw] Memory usable by graphics device = 2048M
>[    1.240698] [drm:i915_ggtt_probe_hw] GMADR size = 512M
>[    1.240699] [drm:i915_ggtt_probe_hw] GTT stolen size = 128M
>[    1.240719] [drm:i915_gem_init_stolen] Memory reserved for graphics device: 131072K, usable: 131072K
>[    1.240724] [drm:intel_opregion_setup] graphic opregion physical addr: 0x96f56018
>[    1.240728] [drm:intel_opregion_setup] Public ACPI methods supported
>[    1.240728] [drm:intel_opregion_setup] SWSCI supported
>[    1.245972] [drm:swsci_setup] SWSCI GBDA callbacks 00000cf3, SBCB callbacks 00000241
>[    1.245977] [drm:intel_opregion_setup] ASLE supported
>[    1.245979] [drm:intel_opregion_setup] ASLE extension supported
>[    1.245983] [drm:intel_opregion_setup] Found valid VBT in ACPI OpRegion (Mailbox #4)
>[    1.246052] [drm:drm_vblank_init] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[    1.246058] [drm:drm_vblank_init] Driver supports precise vblank timestamp query.
>[    1.246062] [drm:init_vbt_defaults] Set default to SSC at 120000 kHz
>[    1.246063] [drm:intel_bios_init] VBT signature "$VBT SANDYBRIDGE-M  ", BDB version 161
>[    1.246065] [drm:parse_general_features] BDB_GENERAL_FEATURES int_tv_support 0 int_crt_support 1 lvds_use_ssc 1 lvds_ssc_freq 120000 display_clock_mode 0 fdi_rx_polarity_inverted 0
>[    1.246065] [drm:parse_general_definitions] crt_ddc_bus_pin: 2
>[    1.247969] [drm:swsci] GBDA get panel details 0x00000020 0x00020100
>[    1.247974] [drm:parse_lfp_panel_data] Panel type: 0 (OpRegion)
>[    1.247976] [drm:parse_lfp_panel_data] DRRS supported mode is static
>[    1.247982] [drm:parse_lfp_panel_data] Found panel mode in BIOS VBT tables:
>[    1.247989] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 0 76110 1366 1397 1462 1560 768 772 784 814 0x8 0xa
>[    1.247991] [drm:parse_lfp_panel_data] VBT initial LVDS value 300
>[    1.247996] [drm:parse_lfp_backlight] VBT backlight PWM modulation frequency 210 Hz, active high, min brightness 5, level 44
>[    1.248000] [drm:parse_sdvo_panel_data] Found SDVO panel mode in BIOS VBT tables:
>[    1.248005] [drm:drm_mode_debug_printmodeline] Modeline 0:"1600x1200" 0 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x8 0xa
>[    1.248008] [drm:parse_sdvo_device_mapping] No SDVO device info is found in VBT
>[    1.248013] [drm:parse_driver_features] DRRS State Enabled:0
>[    1.248016] [drm:parse_psr] No PSR BDB found.
>[    1.248037] [drm:intel_dsm_pci_probe] no _DSM method for intel device
>[    1.248041] [drm:intel_update_rawclk] rawclk rate: 125000 kHz
>[    1.248043] [drm:intel_power_well_enable] enabling always-on
>[    1.248199] [drm:intel_fbc_init] Sanitized enable_fbc value: 0
>[    1.248201] [drm:intel_print_wm_latency] Primary WM0 latency 7 (0.7 usec)
>[    1.248202] [drm:intel_print_wm_latency] Primary WM1 latency 3 (1.5 usec)
>[    1.248203] [drm:intel_print_wm_latency] Primary WM2 latency 4 (2.0 usec)
>[    1.248204] [drm:intel_print_wm_latency] Primary WM3 latency 22 (11.0 usec)
>[    1.248205] [drm:intel_print_wm_latency] Sprite WM0 latency 7 (0.7 usec)
>[    1.248206] [drm:intel_print_wm_latency] Sprite WM1 latency 3 (1.5 usec)
>[    1.248206] [drm:intel_print_wm_latency] Sprite WM2 latency 4 (2.0 usec)
>[    1.248207] [drm:intel_print_wm_latency] Sprite WM3 latency 22 (11.0 usec)
>[    1.248208] [drm:intel_print_wm_latency] Cursor WM0 latency 7 (0.7 usec)
>[    1.248209] [drm:intel_print_wm_latency] Cursor WM1 latency 3 (1.5 usec)
>[    1.248210] [drm:intel_print_wm_latency] Cursor WM2 latency 4 (2.0 usec)
>[    1.248210] [drm:intel_print_wm_latency] Cursor WM3 latency 22 (11.0 usec)
>[    1.248211] [drm:snb_wm_latency_quirk] WM latency values increased to avoid potential underruns
>[    1.248212] [drm:intel_print_wm_latency] Primary WM0 latency 12 (1.2 usec)
>[    1.248213] [drm:intel_print_wm_latency] Primary WM1 latency 3 (1.5 usec)
>[    1.248214] [drm:intel_print_wm_latency] Primary WM2 latency 4 (2.0 usec)
>[    1.248215] [drm:intel_print_wm_latency] Primary WM3 latency 22 (11.0 usec)
>[    1.248215] [drm:intel_print_wm_latency] Sprite WM0 latency 12 (1.2 usec)
>[    1.248216] [drm:intel_print_wm_latency] Sprite WM1 latency 3 (1.5 usec)
>[    1.248217] [drm:intel_print_wm_latency] Sprite WM2 latency 4 (2.0 usec)
>[    1.248218] [drm:intel_print_wm_latency] Sprite WM3 latency 22 (11.0 usec)
>[    1.248219] [drm:intel_print_wm_latency] Cursor WM0 latency 12 (1.2 usec)
>[    1.248219] [drm:intel_print_wm_latency] Cursor WM1 latency 3 (1.5 usec)
>[    1.248220] [drm:intel_print_wm_latency] Cursor WM2 latency 4 (2.0 usec)
>[    1.248221] [drm:intel_print_wm_latency] Cursor WM3 latency 22 (11.0 usec)
>[    1.248224] [drm:intel_modeset_init] 2 display pipes available.
>[    1.248232] [drm:intel_update_cdclk] Current CD clock rate: 400000 kHz
>[    1.248233] [drm:intel_update_max_cdclk] Max CD clock rate: 400000 kHz
>[    1.248234] [drm:intel_update_max_cdclk] Max dotclock rate: 360000 kHz
>[    1.248555] [drm:intel_lvds_pps_get_hw_state] LVDS PPS:t1+t2 500 t3 500 t4 6000 t5 2300 tx 2300 divider 6249 port 0 powerdown_on_reset 1
>[    1.248990] [drm:do_gmbus_xfer] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
>[    1.248990] [drm:do_gmbus_xfer] GMBUS [i915 gmbus panel] NAK on first message, retry
>[    1.249287] [drm:do_gmbus_xfer] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
>[    1.249291] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
>[    1.249293] [drm:intel_lvds_init] using mode from VBT: 
>[    1.249295] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 0 76110 1366 1397 1462 1560 768 772 784 814 0x8 0xa
>[    1.249300] [drm:intel_panel_setup_backlight] Connector LVDS-1 backlight initialized, enabled, brightness 4648/4648
>[    1.249303] [drm:intel_lvds_init] detected dual-link lvds configuration
>[    1.249319] [drm:intel_crt_reset] crt adpa set to 0xf40000
>[    1.249322] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus dpb. force bit now 1
>[    1.250069] [drm:intel_sdvo_read_byte] i2c transfer returned -6
>[    1.250069] [drm:intel_sdvo_init] No SDVO device found on SDVOB
>[    1.250082] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus dpb. force bit now 0
>[    1.250084] [drm:intel_hdmi_init_connector] Adding HDMI connector on port B
>[    1.250096] [drm:intel_dp_init_connector] Adding DP connector on port B
>[    1.250104] [drm:intel_hdmi_init_connector] Adding HDMI connector on port C
>[    1.250111] [drm:intel_dp_init_connector] Adding DP connector on port C
>[    1.250117] [drm:ironlake_init_pch_refclk] has_panel 1 has_lvds 1 has_ck505 0 using_ssc_source 1
>[    1.250119] [drm:ironlake_init_pch_refclk] Using SSC on panel
>[    1.250536] [drm:intel_modeset_readout_hw_state] [CRTC:26:pipe A] hw state readout: enabled
>[    1.250537] [drm:intel_modeset_readout_hw_state] [CRTC:30:pipe B] hw state readout: disabled
>[    1.250541] [drm:intel_modeset_readout_hw_state] PCH DPLL A hw state readout: crtc_mask 0x00000001, on 1
>[    1.250545] [drm:intel_modeset_readout_hw_state] PCH DPLL B hw state readout: crtc_mask 0x00000000, on 0
>[    1.250549] [drm:intel_modeset_readout_hw_state] [ENCODER:33:LVDS] hw state readout: enabled, pipe A
>[    1.250552] [drm:intel_modeset_readout_hw_state] [ENCODER:37:CRT] hw state readout: disabled, pipe A
>[    1.250554] [drm:intel_modeset_readout_hw_state] [ENCODER:38:HDMI B] hw state readout: disabled, pipe A
>[    1.250556] [drm:intel_modeset_readout_hw_state] [ENCODER:43:DP B] hw state readout: disabled, pipe A
>[    1.250559] [drm:intel_modeset_readout_hw_state] [ENCODER:45:HDMI C] hw state readout: disabled, pipe A
>[    1.250560] [drm:intel_modeset_readout_hw_state] [ENCODER:47:DP C] hw state readout: disabled, pipe A
>[    1.250563] [drm:intel_modeset_readout_hw_state] [CONNECTOR:32:LVDS-1] hw state readout: enabled
>[    1.250565] [drm:intel_modeset_readout_hw_state] [CONNECTOR:36:VGA-1] hw state readout: disabled
>[    1.250566] [drm:intel_modeset_readout_hw_state] [CONNECTOR:39:HDMI-A-1] hw state readout: disabled
>[    1.250569] [drm:intel_modeset_readout_hw_state] [CONNECTOR:44:DP-1] hw state readout: disabled
>[    1.250571] [drm:intel_modeset_readout_hw_state] [CONNECTOR:46:HDMI-A-2] hw state readout: disabled
>[    1.250572] [drm:intel_modeset_readout_hw_state] [CONNECTOR:48:DP-2] hw state readout: disabled
>[    1.250582] [drm:intel_dump_pipe_config] [CRTC:26:pipe A][setup_hw_state] config ffffa78515f40800 for pipe A
>[    1.250583] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[    1.250583] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 0
>[    1.250584] [drm:intel_dump_pipe_config] fdi/pch: 1, lanes: 4, gmch_m: 2520077, gmch_n: 8388608, link_m: 280008, link_n: 524288, tu: 64
>[    1.250585] [drm:intel_dump_pipe_config] dp: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    1.250587] [drm:intel_dump_pipe_config] dp: 0, lanes: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    1.250587] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0
>[    1.250588] [drm:intel_dump_pipe_config] requested mode:
>[    1.250589] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 144286 1920 1968 2040 2116 1080 1083 1088 1137 0x40 0xa
>[    1.250590] [drm:intel_dump_pipe_config] adjusted mode:
>[    1.250591] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 144286 1920 1968 2040 2116 1080 1083 1088 1137 0x40 0xa
>[    1.250593] [drm:intel_dump_crtc_timings] crtc timings: 144286 1920 1968 2040 2116 1080 1083 1088 1137, type: 0x40 flags: 0xa
>[    1.250593] [drm:intel_dump_pipe_config] port clock: 144286
>[    1.250594] [drm:intel_dump_pipe_config] pipe src size: 720x400
>[    1.250595] [drm:intel_dump_pipe_config] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[    1.250596] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    1.250597] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x07800438, enabled
>[    1.250597] [drm:intel_dump_pipe_config] ips: 0
>[    1.250598] [drm:intel_dump_pipe_config] double wide: 0
>[    1.250599] [drm:intel_dump_pipe_config] dpll_hw_state: dpll: 0x89046004, dpll_md: 0x0, fp0: 0x21009, fp1: 0x30d07
>[    1.250600] [drm:intel_dump_pipe_config] planes on this crtc
>[    1.250600] [drm:intel_dump_pipe_config] [PLANE:23:primary A] disabled, scaler_id = 0
>[    1.250601] [drm:intel_dump_pipe_config] [PLANE:25:cursor A] disabled, scaler_id = 0
>[    1.250602] [drm:intel_dump_pipe_config] [PLANE:27:sprite A] disabled, scaler_id = 0
>[    1.250603] [drm:intel_dump_pipe_config] [CRTC:30:pipe B][setup_hw_state] config ffffa78515f41800 for pipe B
>[    1.250604] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[    1.250605] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
>[    1.250606] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    1.250607] [drm:intel_dump_pipe_config] dp: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    1.250608] [drm:intel_dump_pipe_config] dp: 0, lanes: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    1.250608] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0
>[    1.250609] [drm:intel_dump_pipe_config] requested mode:
>[    1.250610] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[    1.250611] [drm:intel_dump_pipe_config] adjusted mode:
>[    1.250612] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[    1.250613] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[    1.250614] [drm:intel_dump_pipe_config] port clock: 0
>[    1.250615] [drm:intel_dump_pipe_config] pipe src size: 0x0
>[    1.250615] [drm:intel_dump_pipe_config] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[    1.250616] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    1.250617] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[    1.250617] [drm:intel_dump_pipe_config] ips: 0
>[    1.250618] [drm:intel_dump_pipe_config] double wide: 0
>[    1.250619] [drm:intel_dump_pipe_config] dpll_hw_state: dpll: 0x0, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[    1.250619] [drm:intel_dump_pipe_config] planes on this crtc
>[    1.250620] [drm:intel_dump_pipe_config] [PLANE:28:primary B] disabled, scaler_id = 0
>[    1.250621] [drm:intel_dump_pipe_config] [PLANE:29:cursor B] disabled, scaler_id = 0
>[    1.250622] [drm:intel_dump_pipe_config] [PLANE:31:sprite B] disabled, scaler_id = 0
>[    1.250640] [drm:i915_gem_init_ggtt] clearing unused GTT space: [0, 7ffff000]
>[    1.252164] [drm:gen6_ppgtt_init] Allocated pde space (2M) at GTT entry: 7fdf0
>[    1.252598] [drm:i915_gem_context_init] HW context support initialized
>[    1.252688] [drm:i915_gem_object_create_stolen] creating stolen object: size=20000
>[    1.252690] [drm:i915_pages_create_for_stolen] offset=0x0, size=131072
>[    1.252696] [drm:init_status_page] render ring hws offset: 0x7fde2000
>[    1.252698] [drm:i915_gem_object_create_stolen] creating stolen object: size=1000
>[    1.252699] [drm:i915_pages_create_for_stolen] offset=0x20000, size=4096
>[    1.252701] [drm:intel_engine_create_scratch] render ring pipe control offset: 0x00000000
>[    1.252728] [drm:i915_gem_object_create_stolen] creating stolen object: size=20000
>[    1.252730] [drm:i915_pages_create_for_stolen] offset=0x21000, size=131072
>[    1.252737] [drm:init_status_page] blitter ring hws offset: 0x00021000
>[    1.252789] [drm:i915_gem_object_create_stolen] creating stolen object: size=20000
>[    1.252790] [drm:i915_pages_create_for_stolen] offset=0x41000, size=131072
>[    1.252795] [drm:init_status_page] bsd ring hws offset: 0x00042000
>[    1.252832] [drm:intel_guc_setup] GuC fw status: path (null), fetch NONE, load NONE
>[    1.252839] [drm:intel_init_gt_powersave] Overclocking supported, max: 1300MHz, overclock: 1300MHz
>[    1.252841] [drm:intel_update_cdclk] Current CD clock rate: 400000 kHz
>[    1.252854] [drm:gen6_check_mch_setup] Wrong MCH_SSKPD value: 0x16040307 This can cause underruns.
>[    1.252855] [drm:intel_fbdev_init_bios] pipe A not active or no fb, skipping
>[    1.252856] [drm:intel_fbdev_init_bios] pipe B not active or no fb, skipping
>[    1.252857] [drm:intel_fbdev_init_bios] no active fbs found, not using BIOS config
>[    1.252919] [drm:intel_crt_detect] [CONNECTOR:36:VGA-1] force=0
>[    1.252923] [drm:intel_ironlake_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000
>[    1.253155] [drm:intel_backlight_device_register] Connector LVDS-1 backlight sysfs interface registered
>[    1.253187] [drm:intel_dp_connector_register] registering DPDDC-B bus for card0-DP-1
>[    1.253222] [drm:intel_dp_connector_register] registering DPDDC-C bus for card0-DP-2
>[    1.253334] [drm:intel_didl_outputs] 8 outputs detected
>[    1.253795] ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
>[    1.254099] [drm:asle_set_backlight] bclp = 0x800000ff
>[    1.254100] [drm:asle_set_backlight] updating opregion backlight 255/255
>[    1.254101] [drm:intel_panel_actually_set_backlight] set backlight PWM = 4648
>[    1.254318] [drm:asle_set_backlight] bclp = 0x800000ff
>[    1.254319] [drm:asle_set_backlight] updating opregion backlight 255/255
>[    1.254320] [drm:intel_panel_actually_set_backlight] set backlight PWM = 4648
>[    1.254416] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2
>[    1.254435] [drm:i915_driver_load] Initialized i915 1.6.0 20160902 for 0000:00:02.0 on minor 0
>
>[    1.263015] [drm:intel_ironlake_crt_detect_hotplug] ironlake hotplug adpa=0xf40000, result 0
>[    1.263019] [drm:intel_crt_detect] CRT not detected via hotplug
>[    1.263445] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[    1.263446] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK on first message, retry
>[    1.263716] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[    1.263720] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[    1.263721] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[    1.263722] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[    1.264446] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[    1.264447] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[    1.264448] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[    1.264449] [drm:drm_helper_hpd_irq_event] [CONNECTOR:36:VGA-1] status updated from unknown to disconnected
>[    1.264451] [drm:intel_hdmi_detect] [CONNECTOR:39:HDMI-A-1]
>
>[    1.360440] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    1.360443] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    1.360708] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    1.360717] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[    1.360990] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[    1.360994] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    1.361255] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[    1.361263] [drm:drm_helper_hpd_irq_event] [CONNECTOR:39:HDMI-A-1] status updated from unknown to disconnected
>[    1.361267] [drm:intel_dp_detect] [CONNECTOR:44:DP-1]
>[    1.361274] [drm:drm_helper_hpd_irq_event] [CONNECTOR:44:DP-1] status updated from unknown to disconnected
>[    1.361277] [drm:intel_hdmi_detect] [CONNECTOR:46:HDMI-A-2]
>[    1.457003] [drm:intel_hdmi_detect] HDMI live status down
>[    1.457435] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    1.457439] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    1.457705] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    1.457713] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[    1.457987] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[    1.457991] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    1.458251] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[    1.458259] [drm:drm_helper_hpd_irq_event] [CONNECTOR:46:HDMI-A-2] status updated from unknown to disconnected
>[    1.458263] [drm:intel_dp_detect] [CONNECTOR:48:DP-2]
>[    1.458270] [drm:drm_helper_hpd_irq_event] [CONNECTOR:48:DP-2] status updated from unknown to disconnected
>[    1.458299] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:32:LVDS-1]
>[    1.458316] [drm:intel_lvds_detect] [CONNECTOR:32:LVDS-1]
>[    1.458321] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:32:LVDS-1] status updated from unknown to connected
>[    1.458339] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:32:LVDS-1] probed modes :
>[    1.458345] [drm:drm_mode_debug_printmodeline] Modeline 50:"1366x768" 60 76110 1366 1397 1462 1560 768 772 784 814 0x8 0xa
>[    1.458348] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:36:VGA-1]
>[    1.458351] [drm:intel_crt_detect] [CONNECTOR:36:VGA-1] force=1
>[    1.458356] [drm:intel_ironlake_crt_detect_hotplug] ironlake hotplug adpa=0xf40000, result 0
>[    1.458358] [drm:intel_crt_detect] CRT not detected via hotplug
>[    1.458599] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[    1.458602] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK on first message, retry
>[    1.458826] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[    1.458830] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[    1.458832] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[    1.458836] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[    1.459640] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[    1.459643] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[    1.459646] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[    1.459649] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:36:VGA-1] disconnected
>[    1.459653] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:39:HDMI-A-1]
>[    1.459656] [drm:intel_hdmi_detect] [CONNECTOR:39:HDMI-A-1]
>[    1.554998] [drm:intel_hdmi_detect] HDMI live status down
>[    1.555430] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    1.555434] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    1.555700] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    1.555709] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[    1.555984] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[    1.555988] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    1.556202] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[    1.556211] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:39:HDMI-A-1] disconnected
>[    1.556216] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:44:DP-1]
>[    1.556219] [drm:intel_dp_detect] [CONNECTOR:44:DP-1]
>[    1.556226] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:44:DP-1] disconnected
>[    1.556229] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:46:HDMI-A-2]
>[    1.556231] [drm:intel_hdmi_detect] [CONNECTOR:46:HDMI-A-2]
>
>[    1.651983] [drm:intel_hdmi_detect] HDMI live status down
>[    1.652375] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    1.652379] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    1.652640] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    1.652649] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[    1.652924] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[    1.652928] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    1.653188] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[    1.653196] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:46:HDMI-A-2] disconnected
>[    1.653202] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:DP-2]
>[    1.653205] [drm:intel_dp_detect] [CONNECTOR:48:DP-2]
>[    1.653211] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:DP-2] disconnected
>[    1.653219] [drm:drm_setup_crtcs] 
>[    1.653224] [drm:drm_enable_connectors] connector 32 enabled? yes
>[    1.653227] [drm:drm_enable_connectors] connector 36 enabled? no
>[    1.653229] [drm:drm_enable_connectors] connector 39 enabled? no
>[    1.653231] [drm:drm_enable_connectors] connector 44 enabled? no
>[    1.653234] [drm:drm_enable_connectors] connector 46 enabled? no
>[    1.653236] [drm:drm_enable_connectors] connector 48 enabled? no
>[    1.653241] [drm:intel_fb_initial_config] looking for cmdline mode on connector LVDS-1
>[    1.653244] [drm:intel_fb_initial_config] looking for preferred mode on connector LVDS-1 0
>[    1.653249] [drm:intel_fb_initial_config] connector LVDS-1 on [CRTC:26:pipe A]: 1366x768
>[    1.653251] [drm:intel_fb_initial_config] connector VGA-1 not enabled, skipping
>[    1.653254] [drm:intel_fb_initial_config] connector HDMI-A-1 not enabled, skipping
>[    1.653256] [drm:intel_fb_initial_config] connector DP-1 not enabled, skipping
>[    1.653258] [drm:intel_fb_initial_config] connector HDMI-A-2 not enabled, skipping
>[    1.653260] [drm:intel_fb_initial_config] connector DP-2 not enabled, skipping
>[    1.653265] [drm:drm_setup_crtcs] desired mode 1366x768 set on crtc 26 (0,0)
>[    1.653272] [drm:intelfb_create] no BIOS fb, allocating a new one
>[    1.653276] [drm:i915_gem_object_create_stolen] creating stolen object: size=408000
>[    1.653292] [drm:i915_pages_create_for_stolen] offset=0x61000, size=4227072
>[    1.654688] [drm:intelfb_create] allocated 1366x768 fb: 0x00063000
>[    1.654785] [drm:drm_fb_helper_hotplug_event] 
>[    1.654789] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:32:LVDS-1]
>[    1.654792] [drm:intel_lvds_detect] [CONNECTOR:32:LVDS-1]
>[    1.654803] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:32:LVDS-1] probed modes :
>[    1.654812] [drm:drm_mode_debug_printmodeline] Modeline 50:"1366x768" 60 76110 1366 1397 1462 1560 768 772 784 814 0x8 0xa
>[    1.654816] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:36:VGA-1]
>[    1.654819] [drm:intel_crt_detect] [CONNECTOR:36:VGA-1] force=1
>[    1.654827] [drm:intel_ironlake_crt_detect_hotplug] ironlake hotplug adpa=0xf40000, result 0
>[    1.654829] [drm:intel_crt_detect] CRT not detected via hotplug
>[    1.654928] fbcon: inteldrmfb (fb0) is primary device
>[    1.655268] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[    1.655271] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK on first message, retry
>[    1.655536] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[    1.655542] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[    1.655544] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[    1.655547] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[    1.656327] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[    1.656330] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[    1.656332] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[    1.656335] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:36:VGA-1] disconnected
>[    1.656339] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:39:HDMI-A-1]
>[    1.656341] [drm:intel_hdmi_detect] [CONNECTOR:39:HDMI-A-1]
>
>[    1.751938] [drm:intel_hdmi_detect] HDMI live status down
>[    1.752322] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    1.752324] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    1.752539] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    1.752547] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[    1.752765] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[    1.752767] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    1.752985] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[    1.752992] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:39:HDMI-A-1] disconnected
>[    1.752997] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:44:DP-1]
>[    1.752999] [drm:intel_dp_detect] [CONNECTOR:44:DP-1]
>[    1.753006] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:44:DP-1] disconnected
>[    1.753008] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:46:HDMI-A-2]
>[    1.753010] [drm:intel_hdmi_detect] [CONNECTOR:46:HDMI-A-2]
>[    1.848984] [drm:intel_hdmi_detect] HDMI live status down
>[    1.849367] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    1.849370] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    1.849629] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    1.849636] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[    1.849920] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[    1.849923] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    1.850188] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[    1.850195] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:46:HDMI-A-2] disconnected
>[    1.850200] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:DP-2]
>[    1.850202] [drm:intel_dp_detect] [CONNECTOR:48:DP-2]
>[    1.850209] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:DP-2] disconnected
>[    1.850222] [drm:drm_setup_crtcs] 
>[    1.850227] [drm:drm_enable_connectors] connector 32 enabled? yes
>[    1.850229] [drm:drm_enable_connectors] connector 36 enabled? no
>[    1.850231] [drm:drm_enable_connectors] connector 39 enabled? no
>[    1.850233] [drm:drm_enable_connectors] connector 44 enabled? no
>[    1.850235] [drm:drm_enable_connectors] connector 46 enabled? no
>[    1.850237] [drm:drm_enable_connectors] connector 48 enabled? no
>[    1.850242] [drm:intel_fb_initial_config] looking for cmdline mode on connector LVDS-1
>[    1.850245] [drm:intel_fb_initial_config] looking for preferred mode on connector LVDS-1 0
>[    1.850249] [drm:intel_fb_initial_config] connector LVDS-1 on [CRTC:26:pipe A]: 1366x768
>[    1.850251] [drm:intel_fb_initial_config] connector VGA-1 not enabled, skipping
>[    1.850253] [drm:intel_fb_initial_config] connector HDMI-A-1 not enabled, skipping
>[    1.850255] [drm:intel_fb_initial_config] connector DP-1 not enabled, skipping
>[    1.850257] [drm:intel_fb_initial_config] connector HDMI-A-2 not enabled, skipping
>[    1.850258] [drm:intel_fb_initial_config] connector DP-2 not enabled, skipping
>[    1.850263] [drm:drm_setup_crtcs] desired mode 1366x768 set on crtc 26 (0,0)
>[    1.850303] [drm:connected_sink_compute_bpp] [CONNECTOR:32:LVDS-1] checking for sink bpp constrains
>[    1.850305] [drm:connected_sink_compute_bpp] clamping display bpp (was 36) to default limit of 24
>[    1.850310] [drm:intel_lvds_compute_config] forcing display bpp (was 24) to LVDS (18)
>[    1.850314] [drm:ironlake_check_fdi_lanes] checking fdi config on pipe A, lanes 1
>[    1.850317] [drm:intel_modeset_pipe_config] hw max bpp: 36, pipe bpp: 18, dithering: 1
>[    1.850321] [drm:intel_dump_pipe_config] [CRTC:26:pipe A][modeset] config ffffa78516231000 for pipe A
>[    1.850324] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[    1.850326] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 1
>[    1.850330] [drm:intel_dump_pipe_config] fdi/pch: 1, lanes: 1, gmch_m: 2660237, gmch_n: 4194304, link_m: 147790, link_n: 524288, tu: 64
>[    1.850333] [drm:intel_dump_pipe_config] dp: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[    1.850336] [drm:intel_dump_pipe_config] dp: 0, lanes: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[    1.850339] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0
>[    1.850340] [drm:intel_dump_pipe_config] requested mode:
>[    1.850346] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 76110 1366 1397 1462 1560 768 772 784 814 0x8 0xa
>[    1.850348] [drm:intel_dump_pipe_config] adjusted mode:
>[    1.850353] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 0 76110 1366 1397 1462 1560 768 772 784 814 0x8 0xa
>[    1.850357] [drm:intel_dump_crtc_timings] crtc timings: 76110 1366 1397 1462 1560 768 772 784 814, type: 0x8 flags: 0xa
>[    1.850359] [drm:intel_dump_pipe_config] port clock: 76110
>[    1.850361] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[    1.850364] [drm:intel_dump_pipe_config] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[    1.850366] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[    1.850369] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[    1.850371] [drm:intel_dump_pipe_config] ips: 0
>[    1.850373] [drm:intel_dump_pipe_config] double wide: 0
>[    1.850376] [drm:intel_dump_pipe_config] dpll_hw_state: dpll: 0x89046004, dpll_md: 0x0, fp0: 0x21009, fp1: 0x30d07
>[    1.850378] [drm:intel_dump_pipe_config] planes on this crtc
>[    1.850380] [drm:intel_dump_pipe_config] [PLANE:23:primary A] disabled, scaler_id = 0
>[    1.850383] [drm:intel_dump_pipe_config] [PLANE:25:cursor A] disabled, scaler_id = 0
>[    1.850385] [drm:intel_dump_pipe_config] [PLANE:27:sprite A] disabled, scaler_id = 0
>[    1.850399] [drm:ironlake_crtc_compute_clock] using SSC reference clock of 120000 kHz
>[    1.850431] [drm:intel_find_shared_dpll] [CRTC:26:pipe A] allocated PCH DPLL A
>[    1.850433] [drm:intel_reference_shared_dpll] using PCH DPLL A for pipe A
>[    1.850471] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[    1.850484] [drm:intel_disable_pipe] disabling pipe A
>
>[    2.136335] [drm:intel_disable_shared_dpll] disable PCH DPLL A (active 1, on? 1) for crtc 26
>[    2.136344] [drm:intel_disable_shared_dpll] disabling PCH DPLL A
>[    2.136558] [drm:verify_encoder_state] [ENCODER:33:LVDS]
>[    2.136561] [drm:verify_encoder_state] [ENCODER:37:CRT]
>[    2.136566] [drm:verify_encoder_state] [ENCODER:38:HDMI B]
>[    2.136570] [drm:verify_encoder_state] [ENCODER:43:DP B]
>[    2.136573] [drm:verify_encoder_state] [ENCODER:45:HDMI C]
>[    2.136577] [drm:verify_encoder_state] [ENCODER:47:DP C]
>[    2.136582] [drm:intel_connector_verify_state] [CONNECTOR:36:VGA-1]
>[    2.136586] [drm:intel_connector_verify_state] [CONNECTOR:39:HDMI-A-1]
>[    2.136589] [drm:intel_connector_verify_state] [CONNECTOR:44:DP-1]
>[    2.136592] [drm:intel_connector_verify_state] [CONNECTOR:46:HDMI-A-2]
>[    2.136596] [drm:intel_connector_verify_state] [CONNECTOR:48:DP-2]
>[    2.136600] [drm:verify_single_dpll_state] PCH DPLL A
>[    2.136605] [drm:verify_single_dpll_state] PCH DPLL B
>[    2.136617] [drm:intel_prepare_shared_dpll] setting up PCH DPLL A
>[    2.137204] [drm:intel_enable_pipe] enabling pipe A
>[    2.138021] [drm:gen6_fdi_link_train] FDI_RX_IIR 0x700
>[    2.138023] [drm:gen6_fdi_link_train] FDI train 1 done.
>[    2.138682] [drm:gen6_fdi_link_train] FDI_RX_IIR 0x600
>[    2.138685] [drm:gen6_fdi_link_train] FDI train 2 done.
>[    2.138686] [drm:gen6_fdi_link_train] FDI train done.
>[    2.138691] [drm:intel_enable_shared_dpll] enable PCH DPLL A (active 1, on? 0) for crtc 26
>[    2.138692] [drm:intel_enable_shared_dpll] enabling PCH DPLL A
>
>[    2.736113] [drm:intel_print_rc6_info] Enabling RC6 states: RC6 on RC6p off RC6pp off
>[    2.736121] [drm:sandybridge_pcode_write] warning: pcode (write) mailbox access failed: -75
>[    2.736124] [drm:gen6_enable_rps] Failed to set the min frequency
>[    2.813856] [drm:intel_panel_enable_backlight] pipe A
>[    2.813863] [drm:intel_panel_actually_set_backlight] set backlight PWM = 4648
>[    2.841863] [drm:intel_connector_verify_state] [CONNECTOR:32:LVDS-1]
>[    2.841875] [drm:verify_crtc_state] [CRTC:26:pipe A]
>[    2.841900] [drm:verify_single_dpll_state] PCH DPLL A
>[    2.881739] Console: switching to colour frame buffer device 170x48
>[    2.910183] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
>
>[    3.722405] [drm:asle_set_backlight] bclp = 0x800000ff
>[    3.722408] [drm:asle_set_backlight] updating opregion backlight 255/255
>[    3.722410] [drm:intel_panel_actually_set_backlight] set backlight PWM = 4648
>
>[    3.743695] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042F conflicts with OpRegion 0x0000000000000400-0x000000000000047F (\PMIO) (20160422/utaddress-255)
>[    3.743696] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>[    3.743701] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20160422/utaddress-255)
>[    3.743701] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>[    3.743704] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20160422/utaddress-255)
>[    3.743705] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>[    3.743707] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20160422/utaddress-255)
>[    3.743708] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>
>[    4.125015] [drm:i915_gem_open] 
>[    4.179001] [drm:i915_gem_open] 
>[    4.250118] [drm:i915_gem_open] 
>[    4.252652] [drm:i915_gem_open] 
>[    4.253763] [drm:drm_mode_addfb2] [FB:49]
>[    4.253998] [drm:drm_internal_framebuffer_create] could not create framebuffer
>[    4.254007] [drm:drm_internal_framebuffer_create] could not create framebuffer
>[    4.254024] [drm:drm_mode_addfb2] [FB:49]
>[    4.338352] [drm:drm_mode_addfb2] [FB:49]
>[    4.613006] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[    4.613016] [drm:drm_mode_setcrtc] [CONNECTOR:32:LVDS-1]
>[    4.834242] [drm:i915_gem_open] 
>[    6.260938] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:32:LVDS-1]
>[    6.260945] [drm:intel_lvds_detect] [CONNECTOR:32:LVDS-1]
>[    6.260958] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:32:LVDS-1] probed modes :
>[    6.260965] [drm:drm_mode_debug_printmodeline] Modeline 50:"1366x768" 60 76110 1366 1397 1462 1560 768 772 784 814 0x8 0xa
>[    6.261300] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:44:DP-1]
>[    6.261303] [drm:intel_dp_detect] [CONNECTOR:44:DP-1]
>[    6.261312] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:44:DP-1] disconnected
>[    6.261326] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:DP-2]
>[    6.261329] [drm:intel_dp_detect] [CONNECTOR:48:DP-2]
>[    6.261334] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:DP-2] disconnected
>[    6.261340] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:39:HDMI-A-1]
>[    6.261343] [drm:intel_hdmi_detect] [CONNECTOR:39:HDMI-A-1]
>[    6.363795] [drm:intel_hdmi_detect] HDMI live status down
>[    6.364198] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    6.364202] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    6.364381] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[    6.364389] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[    6.364555] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[    6.364557] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[    6.364733] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[    6.364742] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:39:HDMI-A-1] disconnected
>[    6.364780] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:46:HDMI-A-2]
>[    6.364783] [drm:intel_hdmi_detect] [CONNECTOR:46:HDMI-A-2]
>[    6.460793] [drm:intel_hdmi_detect] HDMI live status down
>[    6.461162] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    6.461166] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    6.461341] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[    6.461348] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[    6.461520] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[    6.461522] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[    6.461724] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[    6.461732] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:46:HDMI-A-2] disconnected
>[    6.461771] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:36:VGA-1]
>[    6.461775] [drm:intel_crt_detect] [CONNECTOR:36:VGA-1] force=1
>[    6.461783] [drm:intel_ironlake_crt_detect_hotplug] ironlake hotplug adpa=0xf40000, result 0
>[    6.461786] [drm:intel_crt_detect] CRT not detected via hotplug
>[    6.461971] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[    6.461975] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK on first message, retry
>[    6.462151] [drm:do_gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[    6.462156] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[    6.462159] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[    6.462164] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[    6.462952] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[    6.462955] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[    6.462958] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[    6.462961] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:36:VGA-1] disconnected

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Attachments on bug 97060: 125278 | 125279 | 126227 | 126228 | 126251 | 126254 | 126255 | 126312 | 126373 | 126415

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