From patchwork Tue Mar 3 10:54:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 203899 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=-9.9 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 97964C3F2C6 for ; Tue, 3 Mar 2020 10:54:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6B2E520873 for ; Tue, 3 Mar 2020 10:54:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="Xyp4SzhT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728862AbgCCKyc (ORCPT ); Tue, 3 Mar 2020 05:54:32 -0500 Received: from hqnvemgate26.nvidia.com ([216.228.121.65]:1708 "EHLO hqnvemgate26.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727993AbgCCKyc (ORCPT ); Tue, 3 Mar 2020 05:54:32 -0500 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate26.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Tue, 03 Mar 2020 02:54:18 -0800 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Tue, 03 Mar 2020 02:54:31 -0800 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Tue, 03 Mar 2020 02:54:31 -0800 Received: from HQMAIL105.nvidia.com (172.20.187.12) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 3 Mar 2020 10:54:31 +0000 Received: from hqnvemgw03.nvidia.com (10.124.88.68) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Tue, 3 Mar 2020 10:54:31 +0000 Received: from vidyas-desktop.nvidia.com (Not Verified[10.24.37.38]) by hqnvemgw03.nvidia.com with Trustwave SEG (v7, 5, 8, 10121) id ; Tue, 03 Mar 2020 02:54:31 -0800 From: Vidya Sagar To: , , , , , CC: , , , , , , , , , , Subject: [PATCH V4 1/5] soc/tegra: bpmp: Update ABI header Date: Tue, 3 Mar 2020 16:24:14 +0530 Message-ID: <20200303105418.2840-2-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200303105418.2840-1-vidyas@nvidia.com> References: <20200303105418.2840-1-vidyas@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1583232858; bh=QN0NY3MVOGMOzC8lc5uibWFT7+dfdKa3dr3Xgg4WQ2g=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=Xyp4SzhTvTWIzuMutWRpObLrpO87/4ZcvwhY4i1tvdgIreLOTX/41TFTIv+YiZJnw 79gVVNAgtkUevTNLqLa5lFONu8/GS/sfmyf09fo01udC+bk1ewMo85qg+eKSYfrSo8 4WP7hS4Nak+iV0pocvYOHnmwbdwIxSbxdt1EkLpXfN8DP7bHmGk6eVSuyRPKRAHrRw iNGjYBipihOpztR76aEIWP9lsgxLR5hcDKlM0Bvg9bpie9hQaf+FhXKwq6vvaytJRn YoqBUm4D9H86vN7TmrUW0whhYR8lhdwqMtS84v7uz44v7zo3wW0pDOALb+r6qLHBkS DqI1w+krY1NvA== Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Update the firmware header to support uninitialization of UPHY PLL when the PCIe controller is operating in endpoint mode and host cuts the PCIe reference clock. Signed-off-by: Vidya Sagar Acked-by: Thierry Reding --- V4: * None V3: * Added Acked-by: Thierry Reding V2: * Changed Copyright year from 2019 to 2020 include/soc/tegra/bpmp-abi.h | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/include/soc/tegra/bpmp-abi.h b/include/soc/tegra/bpmp-abi.h index cac6f610b3fe..8f8e73e5cd45 100644 --- a/include/soc/tegra/bpmp-abi.h +++ b/include/soc/tegra/bpmp-abi.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2014-2018, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2014-2020, NVIDIA CORPORATION. All rights reserved. */ #ifndef _ABI_BPMP_ABI_H_ @@ -2119,6 +2119,7 @@ enum { CMD_UPHY_PCIE_LANE_MARGIN_STATUS = 2, CMD_UPHY_PCIE_EP_CONTROLLER_PLL_INIT = 3, CMD_UPHY_PCIE_CONTROLLER_STATE = 4, + CMD_UPHY_PCIE_EP_CONTROLLER_PLL_OFF = 5, CMD_UPHY_MAX, }; @@ -2151,6 +2152,11 @@ struct cmd_uphy_pcie_controller_state_request { uint8_t enable; } __ABI_PACKED; +struct cmd_uphy_ep_controller_pll_off_request { + /** @brief EP controller number, valid: 0, 4, 5 */ + uint8_t ep_controller; +} __ABI_PACKED; + /** * @ingroup UPHY * @brief Request with #MRQ_UPHY @@ -2165,6 +2171,7 @@ struct cmd_uphy_pcie_controller_state_request { * |CMD_UPHY_PCIE_LANE_MARGIN_STATUS | | * |CMD_UPHY_PCIE_EP_CONTROLLER_PLL_INIT |cmd_uphy_ep_controller_pll_init_request | * |CMD_UPHY_PCIE_CONTROLLER_STATE |cmd_uphy_pcie_controller_state_request | + * |CMD_UPHY_PCIE_EP_CONTROLLER_PLL_OFF |cmd_uphy_ep_controller_pll_off_request | * */ @@ -2178,6 +2185,7 @@ struct mrq_uphy_request { struct cmd_uphy_margin_control_request uphy_set_margin_control; struct cmd_uphy_ep_controller_pll_init_request ep_ctrlr_pll_init; struct cmd_uphy_pcie_controller_state_request controller_state; + struct cmd_uphy_ep_controller_pll_off_request ep_ctrlr_pll_off; } __UNION_ANON; } __ABI_PACKED;