disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.h
..
..
@@ -24,33 +24,20 @@
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 #ifndef __AMDGPU_MN_H__
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 #define __AMDGPU_MN_H__
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-/*
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- * MMU Notifier
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- */
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-struct amdgpu_mn;
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+#include <linux/types.h>
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+#include <linux/hmm.h>
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+#include <linux/rwsem.h>
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+#include <linux/workqueue.h>
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+#include <linux/interval_tree.h>
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-enum amdgpu_mn_type {
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-	AMDGPU_MN_TYPE_GFX,
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-	AMDGPU_MN_TYPE_HSA,
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-};
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-
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-#if defined(CONFIG_MMU_NOTIFIER)
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-void amdgpu_mn_lock(struct amdgpu_mn *mn);
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-void amdgpu_mn_unlock(struct amdgpu_mn *mn);
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-struct amdgpu_mn *amdgpu_mn_get(struct amdgpu_device *adev,
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-				enum amdgpu_mn_type type);
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+#if defined(CONFIG_HMM_MIRROR)
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 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
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 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
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 #else
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-static inline void amdgpu_mn_lock(struct amdgpu_mn *mn) {}
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-static inline void amdgpu_mn_unlock(struct amdgpu_mn *mn) {}
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-static inline struct amdgpu_mn *amdgpu_mn_get(struct amdgpu_device *adev,
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-					      enum amdgpu_mn_type type)
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-{
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-	return NULL;
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-}
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 static inline int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
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 {
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+	DRM_WARN_ONCE("HMM_MIRROR kernel config option is not enabled, "
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+		      "add CONFIG_ZONE_DEVICE=y in config file to fix this\n");
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 	return -ENODEV;
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 }
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 static inline void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}