<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <meta name="Generator" content="Microsoft Exchange Server"> <style></style> </head> <body> <div> <div> <div> <div style="direction:ltr">please hold on the mutex changes of patch1 and patch3. We need an overall thought over the smu mutex machinsim. Let us have some internal discussions first.</div> </div> <div><br> </div> <div class="x_ms-outlook-ios-signature"></div> </div> <hr tabindex="-1" style="display:inline-block; width:98%"> <div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>发件人:</b> amd-gfx <amd-gfx-bounces@lists.freedesktop.org> 代表 Chengming Gui <Jack.Gui@amd.com><br> <b>发送时间:</b> Thursday, July 18, 2019 6:02:16 PM<br> <b>收件人:</b> amd-gfx@lists.freedesktop.org <amd-gfx@lists.freedesktop.org><br> <b>抄送:</b> Gui, Jack <Jack.Gui@amd.com><br> <b>主题:</b> [PATCH 1/3] drm/amd/powerplay: remove mutex lock for smu_handle_task when smu late init</font> <div> </div> </div> </div> <font size="2"><span style="font-size:11pt;"> <div class="PlainText">remove mutex lock when smu late init to call smu_handle_task<br> <br> Signed-off-by: Chengming Gui <Jack.Gui@amd.com><br> ---<br> drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 2 --<br> 1 file changed, 2 deletions(-)<br> <br> diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c<br> index 7d1bd09..122985c 100644<br> --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c<br> +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c<br> @@ -569,11 +569,9 @@ static int smu_late_init(void *handle)<br> <br> if (!smu->pm_enabled)<br> return 0;<br> - mutex_lock(&smu->mutex);<br> smu_handle_task(&adev->smu,<br> smu->smu_dpm.dpm_level,<br> AMD_PP_TASK_COMPLETE_INIT);<br> - mutex_unlock(&smu->mutex);<br> <br> return 0;<br> }<br> -- <br> 2.7.4<br> <br> _______________________________________________<br> amd-gfx mailing list<br> amd-gfx@lists.freedesktop.org<br> <a href="https://lists.freedesktop.org/mailman/listinfo/amd-gfx">https://lists.freedesktop.org/mailman/listinfo/amd-gfx</a></div> </span></font> </body> </html>