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path: root/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h
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Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h
new file mode 100644
index 000000000000..0c0fe234ff12
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h
@@ -0,0 +1,18 @@
+#ifndef __NVBIOS_XPIO_H__
+#define __NVBIOS_XPIO_H__
+
+#define NVBIOS_XPIO_FLAG_AUX 0x10
+#define NVBIOS_XPIO_FLAG_AUX0 0x00
+#define NVBIOS_XPIO_FLAG_AUX1 0x10
+
+struct nvbios_xpio {
+ u8 type;
+ u8 addr;
+ u8 flags;
+};
+
+u16 dcb_xpio_table(struct nvkm_bios *, u8 idx,
+ u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
+u16 dcb_xpio_parse(struct nvkm_bios *, u8 idx,
+ u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_xpio *);
+#endif