1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * The Virtual DVB test driver serves as a reference DVB driver and helps 4 * validate the existing APIs in the media subsystem. It can also aid 5 * developers working on userspace applications. 6 * 7 * Copyright (C) 2020 Daniel W. S. Almeida 8 */ 9 10 #ifndef VIDTV_COMMON_H 11 #define VIDTV_COMMON_H 12 13 #include <linux/types.h> 14 15 #define CLOCK_UNIT_90KHZ 90000 16 #define CLOCK_UNIT_27MHZ 27000000 17 #define VIDTV_SLEEP_USECS 10000 18 #define VIDTV_MAX_SLEEP_USECS (2 * VIDTV_SLEEP_USECS) 19 20 u32 vidtv_memcpy(void *to, 21 size_t to_offset, 22 size_t to_size, 23 const void *from, 24 size_t len); 25 26 u32 vidtv_memset(void *to, 27 size_t to_offset, 28 size_t to_size, 29 int c, 30 size_t len); 31 32 #endif // VIDTV_COMMON_H 33