3 * modules/driver/driver_to_buffer.h
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 * Copyright (C) Samsung Electronics, 2013
21 * 2013 Alexander Aksenov <a.aksenov@samsung.com>: SWAP device driver implement
25 #ifndef __SWAP_DRIVER_DRIVER_TO_BUFFER__
26 #define __SWAP_DRIVER_DRIVER_TO_BUFFER__
28 int driver_to_buffer_initialize(size_t size, unsigned int count);
29 int driver_to_buffer_uninitialize(void);
30 ssize_t driver_to_buffer_read(char __user *buf, size_t count);
31 void driver_to_buffer_callback(void);
32 int driver_to_buffer_fill_spd(struct splice_pipe_desc *spd);
33 int driver_to_buffer_buffer_to_read(void);
34 int driver_to_buffer_next_buffer_to_read(void);
35 int driver_to_buffer_flush(void);
38 #endif /* __SWAP_DRIVER_DRIVER_TO_BUFFER__ */