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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [dp] intel_dp.c:1554 WARN_ON(len <=8)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=103347#c29">Comment # 29</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [dp] intel_dp.c:1554 WARN_ON(len <=8)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=103347">bug 103347</a>
from <span class="vcard"><a class="email" href="mailto:shashank.sharma@intel.com" title="shashank.sharma@intel.com <shashank.sharma@intel.com>"> <span class="fn">shashank.sharma@intel.com</span></a>
</span></b>
<pre>(In reply to F.Hartung from <a href="show_bug.cgi?id=103347#c28">comment #28</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=138945" name="attach_138945" title="dmesg J3455-itx with boot args drm.debug=0x0e - without edid">attachment 138945</a> <a href="attachment.cgi?id=138945&action=edit" title="dmesg J3455-itx with boot args drm.debug=0x0e - without edid">[details]</a></span>
> dmesg J3455-itx with boot args drm.debug=0x0e - without edid
>
> The edid boot arg is vital for me because without this edid.bin you won't
> get any picture unless you start the HTPC while the TV is set to the HTPC
> HDMI output.
> I deleted the edid and and attached the dmesg output. It's not suitable at
> all to reboot everytime you want to switch to the HTPC.
>
> Basically you tell me to:
> 1. stay on kernel 4.15.x and get along with a flooded dmesg output
> 2. revert to kernel 4.14.x because this kernel worked fine with the edid
> 3. delete the edid.bin and reboot everytime in want to use the HTPC</span >
I can see from the attached logs that the warning is already gone, so its clear
that the boot arg was causing the problem.
Now I am not sure if I understood your problem correctly,
<span class="quote">> without this you won't get any picture unless you start the HTPC while the TV > is set to the HTPC HDMI output.</span >
Can you give more details on:
- What exactly is your HDMI output connection arrangement ?
- How do you start the HTPC ?
- What problems are you seeing while switching to/from HTPC ?</pre>
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