[Bug 112014] i915: intel_dp_aux_backlight max_brightness set to incorrect value on Thinkpad P1 Gen2 AMOLED

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Thu Nov 7 13:32:26 UTC 2019


https://bugs.freedesktop.org/show_bug.cgi?id=112014

--- Comment #3 from scachemaille <scachemaille at gmail.com> ---
in my case this is my system:

System:    Host: myThinkPad Kernel: 5.3.8-3-MANJARO x86_64 bits: 64 compiler:
gcc v: 9.2.0 Desktop: KDE Plasma 5.17.2 
           tk: Qt 5.13.2 wm: kwin_x11 dm: SDDM Distro: Manjaro Linux 
Machine:   Type: Laptop System: LENOVO product: 20QVCTO1WW v: ThinkPad X1
Extreme 2nd serial: <filter> Chassis: type: 10 
           serial: <filter> 
           Mobo: LENOVO model: 20QVCTO1WW v: SDK0T08861 WIN serial: <filter>
UEFI: LENOVO v: N2OET39W (1.26 ) date: 09/19/2019 
Battery:   ID-1: BAT0 charge: 81.1 Wh condition: 81.1/80.4 Wh (101%) volts:
17.4/15.4 model: Celxpert 5B10V98091 
           serial: <filter> status: Full 
CPU:       Topology: 8-Core model: Intel Core i9-9880H bits: 64 type: MT MCP
arch: Kaby Lake rev: D L2 cache: 16.0 MiB 
           flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
bogomips: 73625 
           Speed: 2300 MHz min/max: 800/2300 MHz Core speeds (MHz): 1: 2300 2:
2300 3: 2300 4: 2300 5: 2300 6: 2300 7: 2300 
           8: 2300 9: 2300 10: 2300 11: 2300 12: 2300 13: 2300 14: 2300 15:
2300 16: 2300 
Graphics:  Device-1: Intel UHD Graphics 630 vendor: Lenovo driver: i915 v:
kernel bus ID: 00:02.0 chip ID: 8086:3e9b 
           Device-2: NVIDIA vendor: Lenovo driver: nvidia v: 440.26 bus ID:
01:00.0 chip ID: 10de:1f91 
           Display: x11 server: X.Org 1.20.5 driver: modesetting,nvidia
compositor: kwin_x11 tty: N/A 
           OpenGL: renderer: Mesa DRI Intel UHD Graphics 630 (Coffeelake 3x8
GT2) v: 4.5 Mesa 19.2.2 compat-v: 3.0 
           direct render: Yes

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