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[2/5] mfd: sunxi-gpadc-mfd: add buffer structure

Message ID 1469003351-15263-3-git-send-email-quentin.schulz@free-electrons.com
State New
Headers show

Commit Message

Quentin Schulz July 20, 2016, 8:29 a.m. UTC
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 <quentin.schulz@free-electrons.com>

---
 include/linux/mfd/sunxi-gpadc-mfd.h | 5 +++++
 1 file changed, 5 insertions(+)

-- 
2.5.0
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Patch

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