| Message ID | 1592358094-23459-7-git-send-email-skomatineni@nvidia.com |
|---|---|
| State | Superseded |
| Headers | show
Return-Path: <SRS0=whLO=76=vger.kernel.org=linux-media-owner@kernel.org> 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=-9.9 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 84B42C433E1 for <linux-media@archiver.kernel.org>; Wed, 17 Jun 2020 01:39:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5BBB820DD4 for <linux-media@archiver.kernel.org>; Wed, 17 Jun 2020 01:39:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="IRk0LbrV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726715AbgFQBjh (ORCPT <rfc822; linux-media@archiver.kernel.org>); Tue, 16 Jun 2020 21:39:37 -0400 Received: from hqnvemgate25.nvidia.com ([216.228.121.64]:18379 "EHLO hqnvemgate25.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726698AbgFQBjf (ORCPT <rfc822;linux-media@vger.kernel.org>); Tue, 16 Jun 2020 21:39:35 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate25.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id <B5ee974260000>; Tue, 16 Jun 2020 18:38:46 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Tue, 16 Jun 2020 18:39:35 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Tue, 16 Jun 2020 18:39:35 -0700 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Wed, 17 Jun 2020 01:39:35 +0000 Received: from rnnvemgw01.nvidia.com (10.128.109.123) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Wed, 17 Jun 2020 01:39:34 +0000 Received: from skomatineni-linux.nvidia.com (Not Verified[10.2.171.186]) by rnnvemgw01.nvidia.com with Trustwave SEG (v7, 5, 8, 10121) id <B5ee974550003>; Tue, 16 Jun 2020 18:39:34 -0700 From: Sowjanya Komatineni <skomatineni@nvidia.com> To: <skomatineni@nvidia.com>, <thierry.reding@gmail.com>, <jonathanh@nvidia.com>, <frankc@nvidia.com>, <hverkuil@xs4all.nl>, <sakari.ailus@iki.fi>, <robh+dt@kernel.org>, <helen.koike@collabora.com> CC: <digetx@gmail.com>, <sboyd@kernel.org>, <gregkh@linuxfoundation.org>, <linux-media@vger.kernel.org>, <devicetree@vger.kernel.org>, <linux-tegra@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <linux-i2c@vger.kernel.org> Subject: [RFC PATCH v2 06/18] i2c: tegra: Avoid tegra_i2c_init_dma() for Tegra210 vi i2c Date: Tue, 16 Jun 2020 18:41:22 -0700 Message-ID: <1592358094-23459-7-git-send-email-skomatineni@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1592358094-23459-1-git-send-email-skomatineni@nvidia.com> References: <1592358094-23459-1-git-send-email-skomatineni@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Content-Type: text/plain DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1592357926; bh=0OuCjrabnjZNSWZBX+Waj7ikSIdYTTfQz4eoEiBUxOY=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=IRk0LbrV+LKwJyjoWLfOdWptknzlWv8TvzfFU0Ejz04VertO7g1I/oOkw9aCWV2Y4 VUXCvQehTdsTuokE2A+gnlOVzxy11/Gxu61JgXEXXZJkNVSY/kOlzZ1rOCWr1IYqFs NUPtUiLulJlK4pAhlWtfnZWzt+nwY64SA68r9aqukzBqYHAxxhQq/CVc0zeyq+fKFn Zi4c5zTiU4N6ehey239ehDJ2cmFKUF6nECke9O97kYKMPUpU9m5jWIyprdpeugDfOX PsN8L797lfsf2pJTFI/1ya6L+3v64I83wNQ6msPjA+5vLsQiLvcMWN8eF4sgThOw4b bodA1ZJMXe9WQ== Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: <linux-media.vger.kernel.org> X-Mailing-List: linux-media@vger.kernel.org |
| Series |
Support for Tegra video capture from external sensor
|
expand
|
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index e7aad64..9a80aa6 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -421,7 +421,7 @@ static int tegra_i2c_init_dma(struct tegra_i2c_dev *i2c_dev) dma_addr_t dma_phys; int err; - if (!i2c_dev->hw->has_apb_dma) + if (!i2c_dev->hw->has_apb_dma || i2c_dev->is_vi) return 0; if (!IS_ENABLED(CONFIG_TEGRA20_APB_DMA)) {
VI I2C is on host1x bus so APB DMA can't be used for Tegra210 VI I2C and there are no tx and rx dma channels for VI I2C. So, avoid attempt of requesting DMA channels. Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com> --- drivers/i2c/busses/i2c-tegra.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)