kernel/drivers/media/usb/pvrusb2/pvrusb2-util.h

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2024-07-22 17:22:30 +08:00
/* SPDX-License-Identifier: GPL-2.0-only */
/*
*
* Copyright (C) 2005 Mike Isely <isely@pobox.com>
*/
#ifndef __PVRUSB2_UTIL_H
#define __PVRUSB2_UTIL_H
#define PVR2_DECOMPOSE_LE(t,i,d) \
do { \
(t)[i] = (d) & 0xff;\
(t)[i+1] = ((d) >> 8) & 0xff;\
(t)[i+2] = ((d) >> 16) & 0xff;\
(t)[i+3] = ((d) >> 24) & 0xff;\
} while(0)
#define PVR2_DECOMPOSE_BE(t,i,d) \
do { \
(t)[i+3] = (d) & 0xff;\
(t)[i+2] = ((d) >> 8) & 0xff;\
(t)[i+1] = ((d) >> 16) & 0xff;\
(t)[i] = ((d) >> 24) & 0xff;\
} while(0)
#define PVR2_COMPOSE_LE(t,i) \
((((u32)((t)[i+3])) << 24) | \
(((u32)((t)[i+2])) << 16) | \
(((u32)((t)[i+1])) << 8) | \
((u32)((t)[i])))
#define PVR2_COMPOSE_BE(t,i) \
((((u32)((t)[i])) << 24) | \
(((u32)((t)[i+1])) << 16) | \
(((u32)((t)[i+2])) << 8) | \
((u32)((t)[i+3])))
#endif /* __PVRUSB2_UTIL_H */