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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef __NVBIOS_I2C_H__
- #define __NVBIOS_I2C_H__
- enum dcb_i2c_type {
- /* matches bios type field prior to ccb 4.1 */
- DCB_I2C_NV04_BIT = 0x00,
- DCB_I2C_NV4E_BIT = 0x04,
- DCB_I2C_NVIO_BIT = 0x05,
- DCB_I2C_NVIO_AUX = 0x06,
- /* made up - mostly */
- DCB_I2C_PMGR = 0x80,
- DCB_I2C_UNUSED = 0xff
- };
- struct dcb_i2c_entry {
- enum dcb_i2c_type type;
- u8 drive;
- u8 sense;
- u8 share;
- u8 auxch;
- };
- u16 dcb_i2c_table(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
- u16 dcb_i2c_entry(struct nvkm_bios *, u8 index, u8 *ver, u8 *len);
- int dcb_i2c_parse(struct nvkm_bios *, u8 index, struct dcb_i2c_entry *);
- #endif
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