Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_OLPC_EC_H
3#define _LINUX_OLPC_EC_H
4
5/* XO-1 EC commands */
6#define EC_FIRMWARE_REV 0x08
7#define EC_WRITE_SCI_MASK 0x1b
8#define EC_WAKE_UP_WLAN 0x24
9#define EC_WLAN_LEAVE_RESET 0x25
10#define EC_DCON_POWER_MODE 0x26
11#define EC_READ_EB_MODE 0x2a
12#define EC_SET_SCI_INHIBIT 0x32
13#define EC_SET_SCI_INHIBIT_RELEASE 0x34
14#define EC_WLAN_ENTER_RESET 0x35
15#define EC_WRITE_EXT_SCI_MASK 0x38
16#define EC_SCI_QUERY 0x84
17#define EC_EXT_SCI_QUERY 0x85
18
19struct platform_device;
20
21struct olpc_ec_driver {
22 int (*probe)(struct platform_device *);
23 int (*suspend)(struct platform_device *);
24 int (*resume)(struct platform_device *);
25
26 int (*ec_cmd)(u8, u8 *, size_t, u8 *, size_t, void *);
27};
28
29#ifdef CONFIG_OLPC
30
31extern void olpc_ec_driver_register(struct olpc_ec_driver *drv, void *arg);
32
33extern int olpc_ec_cmd(u8 cmd, u8 *inbuf, size_t inlen, u8 *outbuf,
34 size_t outlen);
35
36#else
37
38static inline int olpc_ec_cmd(u8 cmd, u8 *inbuf, size_t inlen, u8 *outbuf,
39 size_t outlen) { return -ENODEV; }
40
41#endif /* CONFIG_OLPC */
42
43#endif /* _LINUX_OLPC_EC_H */