diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2015-01-13 22:13:14 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2015-01-22 12:15:10 +1000 |
| commit | c39f472e9f14e49a9bc091977ced0ec45fc00c57 (patch) | |
| tree | 75af3291cccda2482913cc0044888a8a86f4841b /drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h | |
| parent | 055a65d5987a7f246c3fc2297158286882dbdbcf (diff) | |
drm/nouveau: remove symlinks, move core/ to nvkm/ (no code changes)
The symlinks were annoying some people, and they're not used anywhere
else in the kernel tree. The include directory structure has been
changed so that symlinks aren't needed anymore.
NVKM has been moved from core/ to nvkm/ to make it more obvious as to
what the directory is for, and as some minor prep for when NVKM gets
split out into its own module (virt) at a later date.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h new file mode 100644 index 000000000000..c7b2e586be0b --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h @@ -0,0 +1,48 @@ +#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_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, +}; + +#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 nouveau_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len); +u16 dcb_gpio_entry(struct nouveau_bios *, int idx, int ent, u8 *ver, u8 *len); +u16 dcb_gpio_parse(struct nouveau_bios *, int idx, int ent, u8 *ver, u8 *len, + struct dcb_gpio_func *); +u16 dcb_gpio_match(struct nouveau_bios *, int idx, u8 func, u8 line, + u8 *ver, u8 *len, struct dcb_gpio_func *); + +#endif |