drivers/staging/iio/ring_hw.h

   1 /*
   2  * ring_hw.h - common functionality for iio hardware ring buffers
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License version 2 as published by
   6  * the Free Software Foundation.
   7  *
   8  * Copyright (c) 2009 Jonathan Cameron <jic23@kernel.org>
   9  *
  10  */
  11
  12 #ifndef _RING_HW_H_
  13 #define _RING_HW_H_
  14
  15 /**
  16  * struct iio_hw_ring_buffer- hardware ring buffer
  17  * @buf:        generic ring buffer elements
  18  * @private:    device specific data
  19  */
  20 struct iio_hw_buffer {
  21         struct iio_buffer buf;
  22         void *private;
  23 };
  24
  25 #define iio_to_hw_buf(r) container_of(r, struct iio_hw_buffer, buf)
  26
  27 #endif /* _RING_HW_H_ */