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/*
* User-space DMA and UIO based Redrapids Pocket Change CardBus driver
*
* Copyright 2008 Vijay Kumar <vijaykumar@bravegnu.org>
*
* Part of userspace API. Should be moved to a header file in
* include/linux for final version.
*
*/
struct poch_cbuf_header {
__s32 group_size_bytes;
__s32 group_count;
__s32 group_offsets[0];
};
struct poch_counters {
__u32 fifo_empty;
__u32 fifo_overflow;
__u32 pll_unlock;
};
#define POCH_IOC_NUM '9'
#define POCH_IOC_TRANSFER_START _IO(POCH_IOC_NUM, 0)
#define POCH_IOC_TRANSFER_STOP _IO(POCH_IOC_NUM, 1)
#define POCH_IOC_GET_COUNTERS _IOR(POCH_IOC_NUM, 2, \
struct poch_counters)
#define POCH_IOC_SYNC_GROUP_FOR_USER _IO(POCH_IOC_NUM, 3)
#define POCH_IOC_SYNC_GROUP_FOR_DEVICE _IO(POCH_IOC_NUM, 4)
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