From mboxrd@z Thu Jan 1 00:00:00 1970 From: quentin.schulz@free-electrons.com (Quentin Schulz) Date: Wed, 20 Jul 2016 10:29:08 +0200 Subject: [PATCH 2/5] mfd: sunxi-gpadc-mfd: add buffer structure 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> Message-ID: <1469003351-15263-3-git-send-email-quentin.schulz@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.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