1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
| /* SPDX-License-Identifier: GPL-2.0 */
| #ifndef __NVBIOS_GPIO_H__
| #define __NVBIOS_GPIO_H__
| enum dcb_gpio_func_name {
| DCB_GPIO_PANEL_POWER = 0x01,
| DCB_GPIO_TVDAC0 = 0x0c,
| DCB_GPIO_TVDAC1 = 0x2d,
| DCB_GPIO_FAN = 0x09,
| DCB_GPIO_FAN_SENSE = 0x3d,
| DCB_GPIO_LOGO_LED_PWM = 0x84,
| DCB_GPIO_UNUSED = 0xff,
| DCB_GPIO_VID0 = 0x04,
| DCB_GPIO_VID1 = 0x05,
| DCB_GPIO_VID2 = 0x06,
| DCB_GPIO_VID3 = 0x1a,
| DCB_GPIO_VID4 = 0x73,
| DCB_GPIO_VID5 = 0x74,
| DCB_GPIO_VID6 = 0x75,
| DCB_GPIO_VID7 = 0x76,
| DCB_GPIO_VID_PWM = 0x81,
| };
|
| #define DCB_GPIO_LOG_DIR 0x02
| #define DCB_GPIO_LOG_DIR_OUT 0x00
| #define DCB_GPIO_LOG_DIR_IN 0x02
| #define DCB_GPIO_LOG_VAL 0x01
| #define DCB_GPIO_LOG_VAL_LO 0x00
| #define DCB_GPIO_LOG_VAL_HI 0x01
|
| struct dcb_gpio_func {
| u8 func;
| u8 line;
| u8 log[2];
|
| /* so far, "param" seems to only have an influence on PWM-related
| * GPIOs such as FAN_CONTROL and PANEL_BACKLIGHT_LEVEL.
| * if param equals 1, hardware PWM is available
| * if param equals 0, the host should toggle the GPIO itself
| */
| u8 param;
| };
|
| u16 dcb_gpio_table(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
| u16 dcb_gpio_entry(struct nvkm_bios *, int idx, int ent, u8 *ver, u8 *len);
| u16 dcb_gpio_parse(struct nvkm_bios *, int idx, int ent, u8 *ver, u8 *len,
| struct dcb_gpio_func *);
| u16 dcb_gpio_match(struct nvkm_bios *, int idx, u8 func, u8 line,
| u8 *ver, u8 *len, struct dcb_gpio_func *);
| #endif
|
|
