From patchwork Sun May 8 17:55:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Jonathan Cameron X-Patchwork-Id: 12842573 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 A7E8FC433EF for ; Sun, 8 May 2022 19:12:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229663AbiEHTQ3 (ORCPT ); Sun, 8 May 2022 15:16:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37938 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234220AbiEHRx2 (ORCPT ); Sun, 8 May 2022 13:53:28 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 55231DFC5 for ; Sun, 8 May 2022 10:49:37 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id F2510B80E48 for ; Sun, 8 May 2022 17:49:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F0B2C385A4; Sun, 8 May 2022 17:49:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1652032174; bh=vpIAjkNgFsDrmPglA7+07NoWOmCWCnW0y0xA0RJfggU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mftjfnBlzYrhubB3EyUwj+SzNdFdHdJomxB/M/xvlAWSHnFcRlN1tDy7DnUj9D3Tj vdKAIHFamcpGfFuwLRN6cSOcPF7Vl2OL47LCDQJZWzAUuDcgqZsLwhQgba4VahC/JS FkpILnUQDjuhCeL+Zkyu/2j59okc2r2sOfUno2ivZ/KjfF5YG8uNxIiGSy6uEaLcRI 8hI99I6CM2ePGEMuVo4SlOkyWu2z5gMLdtzLPzq2eFYdMcj63h4y1+XexEF7bJXsbh +nqTkZRMiuIxL8QwF3eNqq0VpCLxI4XSeXwvh8+ReyFuyv7MBplYzUp4QQjgcfz31r Yf4oYnNKunlxA== From: Jonathan Cameron To: linux-iio@vger.kernel.org Cc: Alexandru Lazar , Akinobu Mita , Alexandru Tachici , Antoniu Miclaus , Charles-Antoine Couret , Cosmin Tanislav , David Lechner , Ivan Mikhaylov , Jacopo Mondi , Jean-Baptiste Maneyrol , Lars-Peter Clausen , Marcelo Schmitt , =?utf-8?q?M=C3=A5rten_Lindahl?= , Matt Ranostay , Matt Ranostay , Michael Hennerich , Michael Welling , Mugilraj Dhavachelvan , Navin Sankar Velliangiri , =?utf-8?q?Nuno_S=C3=A1?= , Paul Cercueil , Phil Reid , Puranjay Mohan , Ricardo Ribalda , Robert Jones , Rui Miguel Silva , Sean Nyekjaer , Tomas Melin , Tomislav Denis , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Jonathan Cameron Subject: [PATCH v2 03/92] iio: accel: adxl355: Fix alignment for DMA safety Date: Sun, 8 May 2022 18:55:43 +0100 Message-Id: <20220508175712.647246-4-jic23@kernel.org> X-Mailer: git-send-email 2.36.0 In-Reply-To: <20220508175712.647246-1-jic23@kernel.org> References: <20220508175712.647246-1-jic23@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org From: Jonathan Cameron ____cacheline_aligned is insufficient guarantee for non-coherent DMA. Switch to the updated IIO_DMA_MINALIGN definition. Fixes: 327a0eaf19d53 ("iio: accel: adxl355: Add triggered buffer support") Signed-off-by: Jonathan Cameron Cc: Puranjay Mohan Acked-by: Nuno Sá --- drivers/iio/accel/adxl355_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/accel/adxl355_core.c b/drivers/iio/accel/adxl355_core.c index e9c10c8c32f0..2dfe780d6144 100644 --- a/drivers/iio/accel/adxl355_core.c +++ b/drivers/iio/accel/adxl355_core.c @@ -177,7 +177,7 @@ struct adxl355_data { u8 buf[14]; s64 ts; } buffer; - } ____cacheline_aligned; + } __aligned(IIO_DMA_MINALIGN); }; static int adxl355_set_op_mode(struct adxl355_data *data,