From patchwork Tue Jun 8 18:26:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 456533 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A2806C47082 for ; Tue, 8 Jun 2021 19:15:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8412C61263 for ; Tue, 8 Jun 2021 19:15:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237456AbhFHTRA (ORCPT ); Tue, 8 Jun 2021 15:17:00 -0400 Received: from mail.kernel.org ([198.145.29.99]:38996 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238414AbhFHTO4 (ORCPT ); Tue, 8 Jun 2021 15:14:56 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id E610061467; Tue, 8 Jun 2021 18:50:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1623178226; bh=/TP5nYJ4HyxCrCMaY6p0KHNwF6cbf8MV53uNimr1lCg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lFjddGJAHrj/L5E4UoUot5V7APMn8iKB3tmYWx3ZpI3JHzvcVeZ/DF2YXYKxeBCFT 9N+Zn09gg/xWd3ZcYiAiWSXPh6OnClitvrNSgKoIQrldokdzMIvTqA7xqJEJmfzjUS R42GWEknoiLDxwcVGBDc140gQXb3OhHRRp5kEVrk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, James Zhu , Leo Liu , =?utf-8?q?Christian_K=C3=B6nig?= , Alex Deucher , Sasha Levin Subject: [PATCH 5.12 089/161] drm/amdgpu/vcn3: add cancel_delayed_work_sync before power gate Date: Tue, 8 Jun 2021 20:26:59 +0200 Message-Id: <20210608175948.444152748@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210608175945.476074951@linuxfoundation.org> References: <20210608175945.476074951@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: James Zhu [ Upstream commit 4a62542ae064e3b645d6bbf2295a6c05136956c6 ] Add cancel_delayed_work_sync before set power gating state to avoid race condition issue when power gating. Signed-off-by: James Zhu Reviewed-by: Leo Liu Acked-by: Christian König Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c index ebbc04ff5da0..90138469648a 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c @@ -367,15 +367,14 @@ done: static int vcn_v3_0_hw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct amdgpu_ring *ring; int i; + cancel_delayed_work_sync(&adev->vcn.idle_work); + for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { if (adev->vcn.harvest_config & (1 << i)) continue; - ring = &adev->vcn.inst[i].ring_dec; - if (!amdgpu_sriov_vf(adev)) { if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) || (adev->vcn.cur_state != AMD_PG_STATE_GATE &&