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<p class="msipheader4d0fcdd7" style="margin:0in;margin-bottom:.0001pt"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#0078D7">[AMD Official Use Only - Internal Distribution Only]</span><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Hello GuChun,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I have updated the patch with your suggestion, and added back in the delay.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I can potentially investigate its removal in another patch<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thank you,<o:p></o:p></p>
<p class="MsoNormal">John Clements<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b>From:</b> Chen, Guchun <Guchun.Chen@amd.com> <br>
<b>Sent:</b> Friday, January 3, 2020 3:44 PM<br>
<b>To:</b> Clements, John <John.Clements@amd.com>; Zhang, Hawking <Hawking.Zhang@amd.com>; amd-gfx@lists.freedesktop.org<br>
<b>Subject:</b> RE: [PATCH] drm/amdgpu: added function to wait for PSP BL availability<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="msipheader4d0fcdd7" style="margin:0in;margin-bottom:.0001pt"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#0078D7">[AMD Official Use Only - Internal Distribution Only]</span><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">- /* there might be handshake issue with hardware which needs delay */<o:p></o:p></p>
<p class="MsoNormal">- mdelay(20);<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">To be safety, I don’t think we should remove this delay. And this actually do nothing with the code refine in this patch.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Regards,<o:p></o:p></p>
<p class="MsoNormal">Guchun<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b>From:</b> amd-gfx <<a href="mailto:amd-gfx-bounces@lists.freedesktop.org">amd-gfx-bounces@lists.freedesktop.org</a>>
<b>On Behalf Of </b>Clements, John<br>
<b>Sent:</b> Friday, January 3, 2020 3:29 PM<br>
<b>To:</b> Zhang, Hawking <<a href="mailto:Hawking.Zhang@amd.com">Hawking.Zhang@amd.com</a>>;
<a href="mailto:amd-gfx@lists.freedesktop.org">amd-gfx@lists.freedesktop.org</a><br>
<b>Subject:</b> [PATCH] drm/amdgpu: added function to wait for PSP BL availability<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="msipheader4d0fcdd7" style="margin:0in;margin-bottom:.0001pt"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#0078D7">[AMD Official Use Only - Internal Distribution Only]</span><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Added dedicated function to wait for PSP BL availability.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Increased driver wait time for PSP BL availability.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thank you,<o:p></o:p></p>
<p class="MsoNormal">John Clements<o:p></o:p></p>
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