From patchwork Thu May 6 19:51:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bhaumik Bhatt X-Patchwork-Id: 432441 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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 E234DC433B4 for ; Thu, 6 May 2021 19:52:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C601A61157 for ; Thu, 6 May 2021 19:52:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231500AbhEFTxH (ORCPT ); Thu, 6 May 2021 15:53:07 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:13233 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230296AbhEFTxE (ORCPT ); Thu, 6 May 2021 15:53:04 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1620330725; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=5EWbP4cF4qtvzoOaQVhrwlcLOish+2IcuKyeGnBVZQU=; b=XZYi465DJD1FhEX/zo8f+XLfD0Uq/CLiq1rxRQk2jNLyk7YSYapbIusk/aY3bDohZi5Z9Eh3 I51othvcN/G9x9wDkFh2ZEG/hYgzxNOHVqVzfORoaOHLc3KCVKcWS0p7amqWR0//MR/mbbRm piWJJRIq8yuEg6pKqXXvEV5O4/Y= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI3YTAwOSIsICJsaW51eC13aXJlbGVzc0B2Z2VyLmtlcm5lbC5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n01.prod.us-east-1.postgun.com with SMTP id 609448dd8166b7eff7f875d0 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 06 May 2021 19:51:57 GMT Sender: bbhatt=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 7B688C43147; Thu, 6 May 2021 19:51:56 +0000 (UTC) Received: from malabar-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: bbhatt) by smtp.codeaurora.org (Postfix) with ESMTPSA id 9E4A5C4338A; Thu, 6 May 2021 19:51:55 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 9E4A5C4338A Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=bbhatt@codeaurora.org From: Bhaumik Bhatt To: manivannan.sadhasivam@linaro.org Cc: linux-arm-msm@vger.kernel.org, hemantk@codeaurora.org, jhugo@codeaurora.org, linux-kernel@vger.kernel.org, loic.poulain@linaro.org, linux-wireless@vger.kernel.org, kvalo@codeaurora.org, ath11k@lists.infradead.org, Bhaumik Bhatt Subject: [PATCH v4 4/6] ath11k: set register access length for MHI driver Date: Thu, 6 May 2021 12:51:43 -0700 Message-Id: <1620330705-40192-5-git-send-email-bbhatt@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1620330705-40192-1-git-send-email-bbhatt@codeaurora.org> References: <1620330705-40192-1-git-send-email-bbhatt@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org MHI driver requires register space length to add range checks and prevent memory region accesses outside of that for MMIO space. Set it before registering the MHI controller. Signed-off-by: Bhaumik Bhatt Reviewed-by: Hemant Kumar Reviewed-by: Manivannan Sadhasivam Acked-by: Kalle Valo --- drivers/net/wireless/ath/ath11k/mhi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c index 09858e5..c0f013c 100644 --- a/drivers/net/wireless/ath/ath11k/mhi.c +++ b/drivers/net/wireless/ath/ath11k/mhi.c @@ -235,6 +235,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci) mhi_ctrl->cntrl_dev = ab->dev; mhi_ctrl->fw_image = ab_pci->amss_path; mhi_ctrl->regs = ab->mem; + mhi_ctrl->reg_len = ab->mem_len; ret = ath11k_mhi_get_msi(ab_pci); if (ret) {