1#ifndef __NVBIOS_I2C_H__
2#define __NVBIOS_I2C_H__
3enum dcb_i2c_type {
4	/* matches bios type field prior to ccb 4.1 */
5	DCB_I2C_NV04_BIT = 0x00,
6	DCB_I2C_NV4E_BIT = 0x04,
7	DCB_I2C_NVIO_BIT = 0x05,
8	DCB_I2C_NVIO_AUX = 0x06,
9	/* made up - mostly */
10	DCB_I2C_PMGR     = 0x80,
11	DCB_I2C_UNUSED   = 0xff
12};
13
14struct dcb_i2c_entry {
15	enum dcb_i2c_type type;
16	u8 drive;
17	u8 sense;
18	u8 share;
19	u8 auxch;
20};
21
22u16 dcb_i2c_table(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
23u16 dcb_i2c_entry(struct nvkm_bios *, u8 index, u8 *ver, u8 *len);
24int dcb_i2c_parse(struct nvkm_bios *, u8 index, struct dcb_i2c_entry *);
25#endif
26