From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753292AbcGTIaA (ORCPT ); Wed, 20 Jul 2016 04:30:00 -0400 Received: from down.free-electrons.com ([37.187.137.238]:41189 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753064AbcGTI3y (ORCPT ); Wed, 20 Jul 2016 04:29:54 -0400 From: Quentin Schulz To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, maxime.ripard@free-electrons.com, wens@csie.org, dmitry.torokhov@gmail.com, lee.jones@linaro.org Cc: Quentin Schulz , antoine.tenart@free-electrons.com, thomas.petazzoni@free-electrons.com, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-input@vger.kernel.org Subject: [PATCH 2/5] mfd: sunxi-gpadc-mfd: add buffer structure Date: Wed, 20 Jul 2016 10:29:08 +0200 Message-Id: <1469003351-15263-3-git-send-email-quentin.schulz@free-electrons.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1469003351-15263-1-git-send-email-quentin.schulz@free-electrons.com> References: <1469003351-15263-1-git-send-email-quentin.schulz@free-electrons.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds a buffer structure for files including the sunxi-gpadc-mfd header. This structure has a buffer of 32 u32 values to store data from the FIFO of the GPADC of Allwinner SoCs. A buff_size is provided in case the buffer is not full. Signed-off-by: Quentin Schulz --- include/linux/mfd/sunxi-gpadc-mfd.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/mfd/sunxi-gpadc-mfd.h b/include/linux/mfd/sunxi-gpadc-mfd.h index 7155845..f658299 100644 --- a/include/linux/mfd/sunxi-gpadc-mfd.h +++ b/include/linux/mfd/sunxi-gpadc-mfd.h @@ -20,4 +20,9 @@ struct sunxi_gpadc_mfd_dev { void __iomem *regs; }; +struct sunxi_gpadc_buffer { + u32 buffer[32]; + unsigned int buff_size; +}; + #endif -- 2.5.0