From patchwork Fri Nov 22 10:45:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 1199439 X-Patchwork-Delegate: lorenzo.pieralisi@arm.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=nvidia.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=nvidia.com header.i=@nvidia.com header.b="cAZe+uR2"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47KDX23wz2z9t0P for ; Fri, 22 Nov 2019 22:21:22 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729075AbfKVKpV (ORCPT ); Fri, 22 Nov 2019 05:45:21 -0500 Received: from hqemgate16.nvidia.com ([216.228.121.65]:10368 "EHLO hqemgate16.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728642AbfKVKpV (ORCPT ); Fri, 22 Nov 2019 05:45:21 -0500 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate16.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Fri, 22 Nov 2019 02:45:21 -0800 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Fri, 22 Nov 2019 02:45:19 -0800 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Fri, 22 Nov 2019 02:45:19 -0800 Received: from HQMAIL107.nvidia.com (172.20.187.13) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 22 Nov 2019 10:45:19 +0000 Received: from rnnvemgw01.nvidia.com (10.128.109.123) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Fri, 22 Nov 2019 10:45:19 +0000 Received: from vidyas-desktop.nvidia.com (Not Verified[10.24.37.48]) by rnnvemgw01.nvidia.com with Trustwave SEG (v7, 5, 8, 10121) id ; Fri, 22 Nov 2019 02:45:18 -0800 From: Vidya Sagar To: , , , , , CC: , , , , , , , , , , Subject: [PATCH 1/6] soc/tegra: bpmp: Update ABI header Date: Fri, 22 Nov 2019 16:15:00 +0530 Message-ID: <20191122104505.8986-2-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191122104505.8986-1-vidyas@nvidia.com> References: <20191122104505.8986-1-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=1574419521; bh=WbZi9iAoLwfEFJsQN2GWHRgTWfU+vRs78ozDlVh5aUs=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=cAZe+uR2E+SHtXkhvp/sV5HwiJ4pGBtPb5LtbEXtXzUSABNKfDleGwwKclVEvW1Yi aiBHAW+X7P2LtOvMpG9BRGE1qNKomBwbWs6CZ5tOYBdwwtnuj89633Tz14q5Tk965G XsiIq81F1CIeyFaS91CEQAEzKc9OxqCPG2rBiEAkbwD1huJwwEh6m/RaXeqAjx2YoZ XXKodtjnwK2F0yDWqFM5NeyVWR1++/jefp9gHLfWC0gV2hqoTpWtgBhU01QXNhGmmO Ldje0Io+ed332aRRl2y+ZjEB4Pxa+mLNftcgIoN8FfeGpVdOGu7f0zHnLIGQZDd0hi 9YfX/3VwtBwLQ== Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@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 --- 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..322d06e21918 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) 2014-2019, 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;