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drm/mm: add ability to dump mm lists via debugfs

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This adds code to the drm_mm to talk to debugfs, and adds
support to radeon to add the VRAM and GTT mm lists to debugfs.

I tested with spinlock debugging and it doesn't give out.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie
2009-08-26 13:13:37 +10:00
parent 3420e74262
commit fa8a123855
3 changed files with 81 additions and 0 deletions
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include/drm/drm_mm.h
+4
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@@ -96,4 +96,8 @@ static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block)
return block->mm;
}
#ifdef CONFIG_DEBUG_FS
int drm_mm_dump_table(struct seq_file *m, struct drm_mm *mm);
#endif
#endif