tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1struct acpi_smb_hc;
2enum acpi_smb_protocol {
3 SMBUS_WRITE_QUICK = 2,
4 SMBUS_READ_QUICK = 3,
5 SMBUS_SEND_BYTE = 4,
6 SMBUS_RECEIVE_BYTE = 5,
7 SMBUS_WRITE_BYTE = 6,
8 SMBUS_READ_BYTE = 7,
9 SMBUS_WRITE_WORD = 8,
10 SMBUS_READ_WORD = 9,
11 SMBUS_WRITE_BLOCK = 0xa,
12 SMBUS_READ_BLOCK = 0xb,
13 SMBUS_PROCESS_CALL = 0xc,
14 SMBUS_BLOCK_PROCESS_CALL = 0xd,
15};
16
17static const u8 SMBUS_PEC = 0x80;
18
19typedef void (*smbus_alarm_callback)(void *context);
20
21extern int acpi_smbus_read(struct acpi_smb_hc *hc, u8 protocol, u8 address,
22 u8 command, u8 * data);
23extern int acpi_smbus_write(struct acpi_smb_hc *hc, u8 protocol, u8 slave_address,
24 u8 command, u8 * data, u8 length);
25extern int acpi_smbus_register_callback(struct acpi_smb_hc *hc,
26 smbus_alarm_callback callback, void *context);
27extern int acpi_smbus_unregister_callback(struct acpi_smb_hc *hc);