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path: root/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h
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Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h
new file mode 100644
index 000000000..10df02154
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NVBIOS_INIT_H__
+#define __NVBIOS_INIT_H__
+
+struct nvbios_init {
+ struct nvkm_subdev *subdev;
+ u32 offset;
+
+ struct dcb_output *outp;
+ int or;
+ int link;
+ int head;
+
+ /* internal state used during parsing */
+ u8 execute;
+ u32 nested;
+ u32 repeat;
+ u32 repend;
+ u32 ramcfg;
+};
+
+#define nvbios_init(s,o,ARGS...) ({ \
+ struct nvbios_init init = { \
+ .subdev = (s), \
+ .offset = (o), \
+ .or = -1, \
+ .link = 0, \
+ .head = -1, \
+ .execute = 1, \
+ }; \
+ ARGS \
+ nvbios_exec(&init); \
+})
+int nvbios_exec(struct nvbios_init *);
+
+int nvbios_post(struct nvkm_subdev *, bool execute);
+#endif