[Bug 111095] Backlight flicker after suspend on certain Intel CherryTrail tablets

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111095

--- Comment #16 from russianneuromancer at ya.ru ---
Output before and after suspend is with intel_reg build from today master:

~$ ./intel_reg read 0x180000:0x61250 0x180000:0x61254 0x180000:0x61350
0x180000:0x61354
      PIPEA_BLC_PWM_CLT2 (0x00180000:0x00061250): 0x00000000
       PIPEA_BLC_PWM_CTL (0x00180000:0x00061254): 0x00000000
      PIPEB_BLC_PWM_CLT2 (0x00180000:0x00061350): 0x00000000
       PIPEB_BLC_PWM_CTL (0x00180000:0x00061354): 0x00000000
~$ ./intel_reg read 0x180000:0x61250 0x180000:0x61254 0x180000:0x61350
0x180000:0x61354
      PIPEA_BLC_PWM_CLT2 (0x00180000:0x00061250): 0x00000000
       PIPEA_BLC_PWM_CTL (0x00180000:0x00061254): 0x00000000
      PIPEB_BLC_PWM_CLT2 (0x00180000:0x00061350): 0x00000000
       PIPEB_BLC_PWM_CTL (0x00180000:0x00061354): 0x00000000

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