[Bug 111293] [chv][regression][bisected] Brightness adjustment on Lenovo Miix 320-10ICR is broken since Linux 5.3rc1

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111293

Lakshmi <lakshminarayana.vudum at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |chris at chris-wilson.co.uk
         Whiteboard|                            |Triaged

--- Comment #3 from Lakshmi <lakshminarayana.vudum at intel.com> ---
[7.984343] [drm:intel_panel_vbt_fixed_mode [i915]] [CONNECTOR:105:DSI-1] using
mode from VBT: 
[    7.984387] [drm:drm_mode_debug_printmodeline [drm]] Modeline "1200x1920": 0
162980 1200 1280 1284 1344 1920 1980 1981 2021 0x8 0xa
[    7.984494] [drm:pwm_setup_backlight [i915]] *ERROR* Failed to own the pwm
chip
[    7.984600] [drm:intel_panel_setup_backlight [i915]] failed to setup
backlight for connector DSI-1
[    7.984698] [drm:intel_dsi_get_hw_state [i915]] 
[    7.984922] [drm:intel_modeset_readout_hw_state [i915]] [CRTC:47:pipe A] hw
state readout: enabled

@Chris, any suggestion here? Does this error give any clue?

-- 
You are receiving this mail because:
You are on the CC list for the bug.
You are the QA Contact for the bug.
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20190806/172aee1b/attachment.html>