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path: root/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h
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Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h
new file mode 100644
index 000000000000..949fee3af8fb
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h
@@ -0,0 +1,30 @@
+#ifndef __NVBIOS_EXTDEV_H__
+#define __NVBIOS_EXTDEV_H__
+
+struct nouveau_bios;
+
+enum nvbios_extdev_type {
+ NVBIOS_EXTDEV_LM89 = 0x02,
+ NVBIOS_EXTDEV_VT1103M = 0x40,
+ NVBIOS_EXTDEV_PX3540 = 0x41,
+ NVBIOS_EXTDEV_VT1105M = 0x42, /* or close enough... */
+ NVBIOS_EXTDEV_ADT7473 = 0x70, /* can also be a LM64 */
+ NVBIOS_EXTDEV_HDCP_EEPROM = 0x90,
+ NVBIOS_EXTDEV_NONE = 0xff,
+};
+
+struct nvbios_extdev_func {
+ u8 type;
+ u8 addr;
+ u8 bus;
+};
+
+int
+nvbios_extdev_parse(struct nouveau_bios *, int, struct nvbios_extdev_func *);
+
+int
+nvbios_extdev_find(struct nouveau_bios *, enum nvbios_extdev_type,
+ struct nvbios_extdev_func *);
+
+
+#endif