1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef __ASM_GENERIC_POLL_H
3 #define __ASM_GENERIC_POLL_H
4
5 /* These are specified by iBCS2 */
6 #define POLLIN 0x0001
7 #define POLLPRI 0x0002
8 #define POLLOUT 0x0004
9 #define POLLERR 0x0008
10 #define POLLHUP 0x0010
11 #define POLLNVAL 0x0020
12
13 /* The rest seem to be more-or-less nonstandard. Check them! */
14 #define POLLRDNORM 0x0040
15 #define POLLRDBAND 0x0080
16 #ifndef POLLWRNORM
17 #define POLLWRNORM 0x0100
18 #endif
19 #ifndef POLLWRBAND
20 #define POLLWRBAND 0x0200
21 #endif
22 #ifndef POLLMSG
23 #define POLLMSG 0x0400
24 #endif
25 #ifndef POLLREMOVE
26 #define POLLREMOVE 0x1000
27 #endif
28 #ifndef POLLRDHUP
29 #define POLLRDHUP 0x2000
30 #endif
31
32 #define POLLFREE (__force __poll_t)0x4000
33
34 #define POLL_BUSY_LOOP (__force __poll_t)0x8000
35
36 struct pollfd {
37 int fd;
38 short events;
39 short revents;
40 };
41
42 #endif /* __ASM_GENERIC_POLL_H */
43
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