<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<meta name="Generator" content="Microsoft Word 15 (filtered medium)">
<!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:DengXian;
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:"\@DengXian";
panose-1:2 1 6 0 3 1 1 1 1 1;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
span.EmailStyle20
{mso-style-type:personal-reply;
font-family:"Calibri",sans-serif;
color:#1F4E79;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;
mso-ligatures:none;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="EN-US" link="#0563C1" vlink="#954F72" style="word-wrap:break-word">
<p style="font-family:Arial;font-size:10pt;color:#0000FF;margin:5pt;font-style:normal;font-weight:normal;text-decoration:none;" align="Left">
[AMD Official Use Only - General]<br>
</p>
<br>
<div>
<div class="WordSection1">
<p class="MsoNormal"><span style="color:#1F4E79">Reviewed By Zhigang Luo <<a href="mailto:Zhigang.Luo@amd.com">Zhigang.Luo@amd.com</a>><o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F4E79"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F4E79"><o:p> </o:p></span></p>
<div>
<div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b>From:</b> Lu, Victor Cheng Chi (Victor) <VictorChengChi.Lu@amd.com>
<br>
<b>Sent:</b> Friday, February 16, 2024 1:50 PM<br>
<b>To:</b> Luo, Zhigang <Zhigang.Luo@amd.com><br>
<b>Subject:</b> Fw: [PATCH 2/4] drm/amdgpu: Do not program SQ_TIMEOUT_CONFIG in SRIOV<o:p></o:p></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p style="margin:5.0pt"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:blue">[AMD Official Use Only - General]<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<div>
<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
</div>
<div class="MsoNormal" align="center" style="text-align:center">
<hr size="2" width="98%" align="center">
</div>
<div id="divRplyFwdMsg">
<p class="MsoNormal"><b><span style="color:black">From:</span></b><span style="color:black"> Lu, Victor Cheng Chi (Victor) <<a href="mailto:VictorChengChi.Lu@amd.com">VictorChengChi.Lu@amd.com</a>><br>
<b>Sent:</b> Tuesday, January 2, 2024 12:30 PM<br>
<b>To:</b> <a href="mailto:amd-gfx@lists.freedesktop.org">amd-gfx@lists.freedesktop.org</a> <<a href="mailto:amd-gfx@lists.freedesktop.org">amd-gfx@lists.freedesktop.org</a>><br>
<b>Cc:</b> Chander, Vignesh <<a href="mailto:Vignesh.Chander@amd.com">Vignesh.Chander@amd.com</a>>; Lu, Victor Cheng Chi (Victor) <<a href="mailto:VictorChengChi.Lu@amd.com">VictorChengChi.Lu@amd.com</a>><br>
<b>Subject:</b> [PATCH 2/4] drm/amdgpu: Do not program SQ_TIMEOUT_CONFIG in SRIOV</span>
<o:p></o:p></p>
<div>
<p class="MsoNormal"> <o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt">VF should not program this register.<br>
<br>
Signed-off-by: Victor Lu <<a href="mailto:victorchengchi.lu@amd.com">victorchengchi.lu@amd.com</a>><br>
---<br>
drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 3 +++<br>
1 file changed, 3 insertions(+)<br>
<br>
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c<br>
index 00b21ece081f..30cc155f20d4 100644<br>
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c<br>
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c<br>
@@ -3888,6 +3888,9 @@ static void gfx_v9_4_3_inst_enable_watchdog_timer(struct amdgpu_device *adev,<br>
uint32_t i;<br>
uint32_t data;<br>
<br>
+ if (amdgpu_sriov_vf(adev))<br>
+ return;<br>
+<br>
data = RREG32_SOC15(GC, GET_INST(GC, 0), regSQ_TIMEOUT_CONFIG);<br>
data = REG_SET_FIELD(data, SQ_TIMEOUT_CONFIG, TIMEOUT_FATAL_DISABLE,<br>
amdgpu_watchdog_timer.timeout_fatal_disable ? 1 : 0);<br>
-- <br>
2.34.1<o:p></o:p></p>
</div>
</div>
</div>
</div>
</div>
</body>
</html>