From patchwork Tue Mar 3 18:10:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 1248580 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-tegra-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.a=rsa-sha256 header.s=n1 header.b=lW0tSYl+; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 48X4ns6SnYz9sdm for ; Wed, 4 Mar 2020 05:11:13 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388331AbgCCSLG (ORCPT ); Tue, 3 Mar 2020 13:11:06 -0500 Received: from hqnvemgate24.nvidia.com ([216.228.121.143]:5871 "EHLO hqnvemgate24.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731860AbgCCSLF (ORCPT ); Tue, 3 Mar 2020 13:11:05 -0500 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate24.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Tue, 03 Mar 2020 10:09:41 -0800 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Tue, 03 Mar 2020 10:11:05 -0800 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Tue, 03 Mar 2020 10:11:05 -0800 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 3 Mar 2020 18:11:04 +0000 Received: from hqnvemgw03.nvidia.com (10.124.88.68) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Tue, 3 Mar 2020 18:11:04 +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 10:11:04 -0800 From: Vidya Sagar To: , , , , , CC: , , , , , , , , , , Subject: [PATCH V5 1/5] soc/tegra: bpmp: Update ABI header Date: Tue, 3 Mar 2020 23:40:48 +0530 Message-ID: <20200303181052.16134-2-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200303181052.16134-1-vidyas@nvidia.com> References: <20200303181052.16134-1-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=1583258981; bh=XUQcmVU2DhS8rtI3qwBuPWvGBmBm8sm2EFYBWL3lXzQ=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=lW0tSYl+OiW/sKB01NwG6K4zxTMZibNXeEQcbE+4eXc32UbmFHxN8tJPuSfQp9FgO 26JuRSvtpT2g9CJZym6MN4zTs7qbRQWEiRiVulnbbdJQJv2/gDyHqGJIalZNwPCFau TO3x/mgqoBFfURMOm2FeNiC0Hs4iMnJ2JC0E2xZTegpMCHS+cPHLznwrYsYNjtfpt0 Dn9a5tC6gK0KuWTPhNWie63qxfUafEcbLzeqtKnMhqNIJWUFUWMfKmd+VUibx8y75R qVBCHJ0ChViG2eWO0m7dRHX2XLfGemWrRhWCyuz9DjqKSRvkrajlr9RYKC6YcTHKR2 9MyQRKLRO31XQ== Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@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 --- V5: * None 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;