[Bug 106182] [Intel NUC] HDMI1 sometimes stops working after resuming from s3 (a single monitor setup)
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Thu May 10 08:03:54 UTC 2018
https://bugs.freedesktop.org/show_bug.cgi?id=106182
--- Comment #23 from Robert Liu <tsunghanliu at gmail.com> ---
(In reply to Imre Deak from comment #22)
> v=$(outb 0x66 0x80; outb 0x62 0x1a; inb 0x62)
> echo $v
> outb 0x66 0x81; outb 0x62 0x1a; outb 0x62 $(( v | 8 ))
> outb 0x66 0x80; outb 0x62 0x1a; inb 0x62
root at u-NUC7PJYH:~# v=$(outb 0x66 0x80; outb 0x62 0x1a; inb 0x62)
root at u-NUC7PJYH:~# echo $v
0
root at u-NUC7PJYH:~# outb 0x66 0x81; outb 0x62 0x1a; outb 0x62 $(( v | 8 ))
root at u-NUC7PJYH:~# outb 0x66 0x80; outb 0x62 0x1a; inb 0x62
8
>
> Is the display still enabled? Could you attach the full dmesg log after this?
Yes, the display is still enabled. Check the next attachment.
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