<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - [CHV] Backlight init fails on Surface 3 if module load order is wrong" href="https://bugs.freedesktop.org/show_bug.cgi?id=96571#c62">Comment # 62</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - [CHV] Backlight init fails on Surface 3 if module load order is wrong" href="https://bugs.freedesktop.org/show_bug.cgi?id=96571">bug 96571</a> from <a class="email" href="mailto:youling257@gmail.com" title="youling257 <youling257@gmail.com>"> youling257</a> <pre>Linux 5.2,bdi 7:4: hash matches [ 1.957833] i2c_designware 80860F41:04: I2C bus managed by PUNIT [ 1.970286] mmcblk2: mmc2:59b4 NCard 29.5 GiB [ 1.983065] mmcblk2: p1 p2 p3 p4 [ 1.984464] PM: Magic number: 7:374:39 [ 1.989857] bdi 7:4: hash matches [ 10.903210] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 10.903222] [drm] Driver supports precise vblank timestamp query. [ 10.904576] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem [ 10.928967] [drm] Initialized i915 1.6.0 20190417 for 0000:00:02.0 on minor 0 Linux 5.3,pwm pwmchip0: hash matches [ 1.944169] i2c_designware 80860F41:04: I2C bus managed by PUNIT [ 1.961837] PM: Magic number: 11:414:692 [ 1.965361] pwm pwmchip0: hash matches [ 11.268783] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 11.268836] [drm] Driver supports precise vblank timestamp query. [ 11.270231] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem [ 11.270769] [drm:pwm_setup_backlight [i915]] *ERROR* Failed to own the pwm chip [ 11.287482] [drm] Initialized i915 1.6.0 20190619 for 0000:00:02.0 on minor 0</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are the assignee for the bug.</li> <li>You are on the CC list for the bug.</li> </ul> </body> </html>