drm: Split out the mm declarations in a separate header. Add atomic operations.
this is a TTM preparation patch, it rearranges the mm and
add operations needed to do mm operations in atomic context.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 1cc51a0..d4ddc22 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -86,6 +86,7 @@
#include "drm_os_linux.h"
#include "drm_hashtab.h"
+#include "drm_mm.h"
#define DRM_UT_CORE 0x01
#define DRM_UT_DRIVER 0x02
@@ -553,26 +554,6 @@
};
-/*
- * Generic memory manager structs
- */
-
-struct drm_mm_node {
- struct list_head fl_entry;
- struct list_head ml_entry;
- int free;
- unsigned long start;
- unsigned long size;
- struct drm_mm *mm;
- void *private;
-};
-
-struct drm_mm {
- struct list_head fl_entry;
- struct list_head ml_entry;
-};
-
-
/**
* Kernel side of a mapping
*/
@@ -1436,22 +1417,6 @@
extern int drm_sysfs_connector_add(struct drm_connector *connector);
extern void drm_sysfs_connector_remove(struct drm_connector *connector);
-/*
- * Basic memory manager support (drm_mm.c)
- */
-extern struct drm_mm_node *drm_mm_get_block(struct drm_mm_node * parent,
- unsigned long size,
- unsigned alignment);
-extern void drm_mm_put_block(struct drm_mm_node * cur);
-extern struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, unsigned long size,
- unsigned alignment, int best_match);
-extern int drm_mm_init(struct drm_mm *mm, unsigned long start, unsigned long size);
-extern void drm_mm_takedown(struct drm_mm *mm);
-extern int drm_mm_clean(struct drm_mm *mm);
-extern unsigned long drm_mm_tail_space(struct drm_mm *mm);
-extern int drm_mm_remove_space_from_tail(struct drm_mm *mm, unsigned long size);
-extern int drm_mm_add_space_to_tail(struct drm_mm *mm, unsigned long size);
-
/* Graphics Execution Manager library functions (drm_gem.c) */
int drm_gem_init(struct drm_device *dev);
void drm_gem_destroy(struct drm_device *dev);