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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - xrandr does not correctly switch display refresh rates, but pretends it did"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107064#c9">Comment # 9</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - xrandr does not correctly switch display refresh rates, but pretends it did"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107064">bug 107064</a>
from <span class="vcard"><a class="email" href="mailto:kunal1.joshi@intel.com" title="Kunal Joshi <kunal1.joshi@intel.com>"> <span class="fn">Kunal Joshi</span></a>
</span></b>
<pre>I was able to reproduce the bug.
uname -a
5.3.0-rc5+ #9 SMP Fri Aug 30 10:45:22 IST 2019 x86_64 x86_64 x86_64 GNU/Linux
I am using edp panel which supports two modes 48hz and 60hz.
The command xrandr --rate 48 successfully ran but still the refresh rate was
60hz,but after running this command i915_display_info shows the mode as "".
Then i tried with igt test *testdisplay,*This test traverses through all
support modes and sets the mode,i gave a delay of 10 seconds so i could ssh on
to the system and check i915_display_info.
I found that both mode were successfully set and we can see it in the attached
files 48hz and 60hz and also the dmesg log.
sudo ./tests/testdisplay -s 10
So i think the problem is with xrandr implementation</pre>
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