From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DFF93C433F5 for ; Mon, 18 Apr 2022 12:42:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239012AbiDRMop (ORCPT ); Mon, 18 Apr 2022 08:44:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55022 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240020AbiDRMnf (ORCPT ); Mon, 18 Apr 2022 08:43:35 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F1C56205DD; Mon, 18 Apr 2022 05:32:19 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 9C25EB80EC1; Mon, 18 Apr 2022 12:32:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E3D7EC385A1; Mon, 18 Apr 2022 12:32:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1650285137; bh=SkTxKGpq5IdnT24frrZD85hnt9CFrIND0AlDlK+IMmI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fsAQFTTPREskvHtWYb6JI7O642ckmxBBHp2nSTQ0Np7KOvUJ5GhFqaTQR0q6zY16+ 2wkV26UwW1FBhYg6A5I3LFOmOaPJsa2qixlzfIJE7tq5Yqp+XzXnz1RHYSMT6k2EJd ENm7f6aArnm+B9c+mWWJBDGLSicBEEmETnDMceLg= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, James Zhu , Tianci Yin , Alex Deucher , Sasha Levin Subject: [PATCH 5.15 114/189] drm/amdgpu/vcn: improve vcn dpg stop procedure Date: Mon, 18 Apr 2022 14:12:14 +0200 Message-Id: <20220418121203.735337217@linuxfoundation.org> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220418121200.312988959@linuxfoundation.org> References: <20220418121200.312988959@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Tianci Yin [ Upstream commit 6ea239adc2a712eb318f04f5c29b018ba65ea38a ] Prior to disabling dpg, VCN need unpausing dpg mode, or VCN will hang in S3 resuming. Reviewed-by: James Zhu Signed-off-by: Tianci Yin Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c index 54b405fc600d..6e56bef4fdf8 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c @@ -1508,8 +1508,11 @@ static int vcn_v3_0_start_sriov(struct amdgpu_device *adev) static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx) { + struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE}; uint32_t tmp; + vcn_v3_0_pause_dpg_mode(adev, 0, &state); + /* Wait for power status to be 1 */ SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); -- 2.35.1