<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:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" 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)"> <style></style> </head> <body lang="EN-US" link="blue" vlink="purple"> <p style="font-family:Arial;font-size:10pt;color:#0078D7;margin:15pt;" align="Left"> [AMD Official Use Only - Internal Distribution Only]<br> </p> <br> <div> <div class="WordSection1"> <p class="msipheadera92e061b" 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">Hi Kevin,<o:p></o:p></p> <p class="MsoNormal"><o:p> </o:p></p> <p class="MsoNormal">At least 3 SMU messages not supported in one-VF mode , which could break the node power_dpm_force_performance_level functionality <o:p></o:p></p> <p class="MsoNormal"><o:p> </o:p></p> <p class="MsoNormal">SMU_MSG_SetSoftMaxByFreq<br> SMU_MSG_SetSoftMinByFreq<o:p></o:p></p> <p class="MsoNormal">SMU_MSG_TransferTableDram2Smu<o:p></o:p></p> <p class="MsoNormal"><o:p> </o:p></p> <p class="MsoNormal">Brs<o:p></o:p></p> <p class="MsoNormal">Wenhui<o:p></o:p></p> <div> <div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in"> <p class="MsoNormal"><b>From:</b> Wang, Kevin(Yang) <Kevin1.Wang@amd.com> <br> <b>Sent:</b> Friday, June 12, 2020 7:04 PM<br> <b>To:</b> Sheng, Wenhui <Wenhui.Sheng@amd.com>; amd-gfx@lists.freedesktop.org<br> <b>Subject:</b> Re: [PATCH] drm/amdgpu: remove perf level dpm in one-VF<o:p></o:p></p> </div> </div> <p class="MsoNormal"><o:p> </o:p></p> <p style="margin:15.0pt"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#0078D7">[AMD Official Use Only - Internal Distribution Only]<o:p></o:p></span></p> <p class="MsoNormal"><o:p> </o:p></p> <div> <div> <p class="MsoNormal"><span style="font-size:12.0pt;color:black">which smu message will break this node work on navi12 asic?<o:p></o:p></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:12.0pt;color:black"><o:p> </o:p></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:12.0pt;color:black">Best Regards,<o:p></o:p></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:12.0pt;color:black">Kevin<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"> amd-gfx <<a href="mailto:amd-gfx-bounces@lists.freedesktop.org">amd-gfx-bounces@lists.freedesktop.org</a>> on behalf of Wenhui Sheng <<a href="mailto:Wenhui.Sheng@amd.com">Wenhui.Sheng@amd.com</a>><br> <b>Sent:</b> Friday, June 12, 2020 5:30 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> Sheng, Wenhui <<a href="mailto:Wenhui.Sheng@amd.com">Wenhui.Sheng@amd.com</a>><br> <b>Subject:</b> [PATCH] drm/amdgpu: remove perf level dpm in one-VF</span> <o:p></o:p></p> <div> <p class="MsoNormal"> <o:p></o:p></p> </div> </div> <div> <div> <p class="MsoNormal">On Navi12 platform, node power_dpm_force_performance_level<br> doesn't work correctly in one-VF mode.<br> <br> Signed-off-by: Wenhui Sheng <<a href="mailto:Wenhui.Sheng@amd.com">Wenhui.Sheng@amd.com</a>><br> ---<br> drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 2 +-<br> 1 file changed, 1 insertion(+), 1 deletion(-)<br> <br> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c<br> index 395ddbe2461c..4e7b579afe0b 100644<br> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c<br> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c<br> @@ -1877,7 +1877,7 @@ static ssize_t amdgpu_set_thermal_throttling_logging(struct device *dev,<br> <br> static struct amdgpu_device_attr amdgpu_device_attrs[] = {<br> AMDGPU_DEVICE_ATTR_RW(power_dpm_state, ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),<br> - AMDGPU_DEVICE_ATTR_RW(power_dpm_force_performance_level, ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),<br> + AMDGPU_DEVICE_ATTR_RW(power_dpm_force_performance_level, ATTR_FLAG_BASIC),<br> AMDGPU_DEVICE_ATTR_RO(pp_num_states, ATTR_FLAG_BASIC),<br> AMDGPU_DEVICE_ATTR_RO(pp_cur_state, ATTR_FLAG_BASIC),<br> AMDGPU_DEVICE_ATTR_RW(pp_force_state, ATTR_FLAG_BASIC),<br> -- <br> 2.17.1<br> <br> _______________________________________________<br> amd-gfx mailing list<br> <a href="mailto:amd-gfx@lists.freedesktop.org">amd-gfx@lists.freedesktop.org</a><br> <a href="https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.freedesktop.org%2Fmailman%2Flistinfo%2Famd-gfx&data=02%7C01%7CKevin1.Wang%40amd.com%7C76d3cddef9744f5c7ee908d80eb3502e%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637275511045991505&sdata=1uvfK9R%2FMAFkZrgPk5aEnVMQs9zYOJQUFdLWwLzMbs4%3D&reserved=0">https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.freedesktop.org%2Fmailman%2Flistinfo%2Famd-gfx&data=02%7C01%7CKevin1.Wang%40amd.com%7C76d3cddef9744f5c7ee908d80eb3502e%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637275511045991505&sdata=1uvfK9R%2FMAFkZrgPk5aEnVMQs9zYOJQUFdLWwLzMbs4%3D&reserved=0</a><o:p></o:p></p> </div> </div> </div> </div> </div> </body> </html>