From patchwork Mon May 30 06:22:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sibi Sankar X-Patchwork-Id: 577481 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E5F0C433EF for ; Mon, 30 May 2022 06:23:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232777AbiE3GXO (ORCPT ); Mon, 30 May 2022 02:23:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58428 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232763AbiE3GXN (ORCPT ); Mon, 30 May 2022 02:23:13 -0400 Received: from alexa-out-sd-02.qualcomm.com (alexa-out-sd-02.qualcomm.com [199.106.114.39]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E82C0B487; Sun, 29 May 2022 23:23:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1653891792; x=1685427792; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=0i3gn/3yKDdO1BXy5oG4c7hzmUFAu5PnWrdid69AP3o=; b=Y+heJaijpfu+1m62IIsOHEFAXJWKLvOkdfPoWBnm6r3Gc32WGkyD5eUb 5tB9Eu8R/G9yiiPRij+k6aR7CiEeWE89Sr+VM3DcOz/A3L/KQBTN+lzgy /WeHyJrABdbpuYC9jtmv72uUz0prMYSThxcKdoSapleiyqAIwBDflZcUI Q=; Received: from unknown (HELO ironmsg04-sd.qualcomm.com) ([10.53.140.144]) by alexa-out-sd-02.qualcomm.com with ESMTP; 29 May 2022 23:23:12 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg04-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 May 2022 23:23:12 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Sun, 29 May 2022 23:23:12 -0700 Received: from blr-ubuntu-87.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Sun, 29 May 2022 23:23:08 -0700 From: Sibi Sankar To: CC: , , , , , , , Siddharth Gupta , Sibi Sankar Subject: [V2 2/6] remoteproc: qcom: pas: Mark va as io memory Date: Mon, 30 May 2022 11:52:47 +0530 Message-ID: <1653891771-17103-3-git-send-email-quic_sibis@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1653891771-17103-1-git-send-email-quic_sibis@quicinc.com> References: <1653891771-17103-1-git-send-email-quic_sibis@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Siddharth Gupta The pas driver remaps the entire carveout region using the dev_ioremap_wc() call, which is then used in the adsp_da_to_va() calls made by the rproc framework. This change marks the va returned by this call as an iomem va. Signed-off-by: Siddharth Gupta Signed-off-by: Sibi Sankar --- drivers/remoteproc/qcom_q6v5_pas.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c index 02435810dc7c..eb817809d5d4 100644 --- a/drivers/remoteproc/qcom_q6v5_pas.c +++ b/drivers/remoteproc/qcom_q6v5_pas.c @@ -290,6 +290,9 @@ static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iom if (offset < 0 || offset + len > adsp->mem_size) return NULL; + if (is_iomem) + *is_iomem = true; + return adsp->mem_region + offset; }