From patchwork Mon Nov 11 04:25:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Govind Singh X-Patchwork-Id: 11236537 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 53D0914E5 for ; Mon, 11 Nov 2019 04:25:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 323612084F for ; Mon, 11 Nov 2019 04:25:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="Lb/StXWi"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="Lb/StXWi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726913AbfKKEZU (ORCPT ); Sun, 10 Nov 2019 23:25:20 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:36264 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726754AbfKKEZU (ORCPT ); Sun, 10 Nov 2019 23:25:20 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id EACA960B72; Mon, 11 Nov 2019 04:25:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1573446318; bh=RcK9pHRRt96unH/MIVK4xHvAlRqDPAqVKYYnTuF0V+Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Lb/StXWiya9IlBVHPCMkqlBIpHpBnc+sGFseeR3b7q7Fq+hDZEJiF8rSKCjyBfZ/h TrviiH5t6XBfKhHI8ui8ddlsDdXewWja6DeQqSOQnHY9DR28C9w8Ffg1Hz3NpsPJQC UEoV3b0eFrDorzyQv/qDidF8Xevxyf/E/B5aONYU= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.7 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_INVALID,DKIM_SIGNED,SPF_NONE autolearn=no autolearn_force=no version=3.4.0 Received: from govinds-linux.qualcomm.com (blr-c-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: govinds@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id F33B66092C; Mon, 11 Nov 2019 04:25:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1573446318; bh=RcK9pHRRt96unH/MIVK4xHvAlRqDPAqVKYYnTuF0V+Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Lb/StXWiya9IlBVHPCMkqlBIpHpBnc+sGFseeR3b7q7Fq+hDZEJiF8rSKCjyBfZ/h TrviiH5t6XBfKhHI8ui8ddlsDdXewWja6DeQqSOQnHY9DR28C9w8Ffg1Hz3NpsPJQC UEoV3b0eFrDorzyQv/qDidF8Xevxyf/E/B5aONYU= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org F33B66092C Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=govinds@codeaurora.org From: Govind Singh To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, devicetree@vger.kernel.org, Govind Singh Subject: [PATCH v2 2/2] ath10k: Don't call SCM interface for statically mapped msa region Date: Mon, 11 Nov 2019 09:55:08 +0530 Message-Id: <20191111042508.12628-3-govinds@codeaurora.org> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20191111042508.12628-1-govinds@codeaurora.org> References: <20191111042508.12628-1-govinds@codeaurora.org> MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org For some targets ex: QCS404, SCM permissions for MSA region is statically configured in TrustZone fw. Add SCM call disable option for such targets to avoid duplicate permissions. Testing: Tested on WCN3990 HW Tested FW: WLAN.HL.3.1-01040-QCAHLSWMTPLZ-1 Signed-off-by: Govind Singh --- drivers/net/wireless/ath/ath10k/qmi.c | 9 +++++++++ drivers/net/wireless/ath/ath10k/qmi.h | 1 + 2 files changed, 10 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/qmi.c b/drivers/net/wireless/ath/ath10k/qmi.c index 637f83ef65f8..40ffc444ab7b 100644 --- a/drivers/net/wireless/ath/ath10k/qmi.c +++ b/drivers/net/wireless/ath/ath10k/qmi.c @@ -84,6 +84,9 @@ static int ath10k_qmi_setup_msa_permissions(struct ath10k_qmi *qmi) int ret; int i; + if (qmi->msa_fixed_perm) + return 0; + for (i = 0; i < qmi->nr_mem_region; i++) { ret = ath10k_qmi_map_msa_permission(qmi, &qmi->mem_region[i]); if (ret) @@ -102,6 +105,9 @@ static void ath10k_qmi_remove_msa_permission(struct ath10k_qmi *qmi) { int i; + if (qmi->msa_fixed_perm) + return; + for (i = 0; i < qmi->nr_mem_region; i++) ath10k_qmi_unmap_msa_permission(qmi, &qmi->mem_region[i]); } @@ -1018,6 +1024,9 @@ static int ath10k_qmi_setup_msa_resources(struct ath10k_qmi *qmi, u32 msa_size) qmi->msa_mem_size = msa_size; } + if (of_property_read_bool(dev->of_node, "qcom,msa_fixed_perm")) + qmi->msa_fixed_perm = true; + ath10k_dbg(ar, ATH10K_DBG_QMI, "msa pa: %pad , msa va: 0x%p\n", &qmi->msa_pa, qmi->msa_va); diff --git a/drivers/net/wireless/ath/ath10k/qmi.h b/drivers/net/wireless/ath/ath10k/qmi.h index 40aafb875ed0..dc257375f161 100644 --- a/drivers/net/wireless/ath/ath10k/qmi.h +++ b/drivers/net/wireless/ath/ath10k/qmi.h @@ -104,6 +104,7 @@ struct ath10k_qmi { bool fw_ready; char fw_build_timestamp[MAX_TIMESTAMP_LEN + 1]; struct ath10k_qmi_cal_data cal_data[MAX_NUM_CAL_V01]; + bool msa_fixed_perm; }; int ath10k_qmi_wlan_enable(struct ath10k *ar,