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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Display corruption(Sometimes) + multiple traces of mouse + system slow (slow refresh) + display does not show input characters immediately on PSR2 Panel"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111749#c20">Comment # 20</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Display corruption(Sometimes) + multiple traces of mouse + system slow (slow refresh) + display does not show input characters immediately on PSR2 Panel"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111749">bug 111749</a>
from <span class="vcard"><a class="email" href="mailto:gaurav.k.singh@intel.com" title="gaurav.k.singh@intel.com">gaurav.k.singh@intel.com</a>
</span></b>
<pre>Hi Jose,
All the above issues are getting resolved after updating the TCON FW on the
panel.
Attaching the patches which i have created for updating TCON FW on the AUO
Panel.
Also, listing down the steps for updating the TCON FW on the panel:
Step 1. Build the kernel using the attached patches
Step 2: After that, copy the attached files in the /tmp folder of the DUT
Step 3: Make sure output of below cmd is 'N'
cat /sys/kernel/debug/dri/dpcd_read_once
N
Step 4: Run below command:
echo "Y" > /sys/kernel/debug/dri/dpcd_read_once
Step 5: Run below command
localhost /tmp # python ./tcon_fw_updater.py -v update fw_filename
Step 6: echo "N" > /sys/kernel/debug/dri/dpcd_read_once</pre>
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