drm_lock.o drm_memory.o drm_proc.o drm_stub.o drm_vm.o \
drm_sysfs.o drm_pci.o drm_agpsupport.o drm_scatter.o \
drm_memory_debug.o ati_pcigart.o drm_sman.o \
- drm_hashtab.o drm_memrange.o drm_object.o drm_compat.o \
+ drm_hashtab.o drm_mm.o drm_object.o drm_compat.o \
drm_fence.o drm_ttm.o drm_bo.o drm_bo_move.o drm_bo_lock.o \
drm_regman.o drm_vm_nopage_compat.o drm_gem.o
tdfx-objs := tdfx_drv.o
* Generic memory manager structs
*/
-struct drm_memrange_node {
+struct drm_mm_node {
struct list_head fl_entry;
struct list_head ml_entry;
int free;
unsigned long start;
unsigned long size;
- struct drm_memrange *mm;
+ struct drm_mm *mm;
void *private;
};
-struct drm_memrange {
+struct drm_mm {
struct list_head fl_entry;
struct list_head ml_entry;
};
struct drm_hash_item hash;
struct drm_map *map; /**< mapping */
uint64_t user_token;
- struct drm_memrange_node *file_offset_node;
+ struct drm_mm_node *file_offset_node;
};
typedef struct drm_map drm_local_map_t;
struct list_head maplist; /**< Linked list of regions */
int map_count; /**< Number of mappable regions */
struct drm_open_hash map_hash; /**< User token hash table for maps */
- struct drm_memrange offset_manager; /**< User token manager */
+ struct drm_mm offset_manager; /**< User token manager */
struct drm_open_hash object_hash; /**< User token hash table for objects */
struct address_space *dev_mapping; /**< For unmap_mapping_range() */
struct page *ttm_dummy_page;
extern void drm_sysfs_device_remove(struct drm_minor *minor);
/*
- * Basic memory manager support (drm_memrange.c)
+ * Basic memory manager support (drm_mm.c)
*/
-extern struct drm_memrange_node *drm_memrange_get_block(struct drm_memrange_node * parent,
- unsigned long size,
- unsigned alignment);
-extern void drm_memrange_put_block(struct drm_memrange_node *cur);
-extern struct drm_memrange_node *drm_memrange_search_free(const struct drm_memrange *mm,
- unsigned long size,
- unsigned alignment, int best_match);
-extern int drm_memrange_init(struct drm_memrange *mm,
- unsigned long start, unsigned long size);
-extern void drm_memrange_takedown(struct drm_memrange *mm);
-extern int drm_memrange_clean(struct drm_memrange *mm);
-extern unsigned long drm_memrange_tail_space(struct drm_memrange *mm);
-extern int drm_memrange_remove_space_from_tail(struct drm_memrange *mm,
- unsigned long size);
-extern int drm_memrange_add_space_to_tail(struct drm_memrange *mm,
- unsigned long size);
-
-static inline struct drm_memrange *drm_get_mm(struct drm_memrange_node *block)
+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);
+
+static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block)
{
return block->mm;
}
if (!bo->fence) {
list_del_init(&bo->lru);
if (bo->mem.mm_node) {
- drm_memrange_put_block(bo->mem.mm_node);
+ drm_mm_put_block(bo->mem.mm_node);
if (bo->pinned_node == bo->mem.mm_node)
bo->pinned_node = NULL;
bo->mem.mm_node = NULL;
}
list_del_init(&bo->pinned_lru);
if (bo->pinned_node) {
- drm_memrange_put_block(bo->pinned_node);
+ drm_mm_put_block(bo->pinned_node);
bo->pinned_node = NULL;
}
list_del_init(&bo->ddestroy);
mutex_lock(&dev->struct_mutex);
if (evict_mem.mm_node) {
if (evict_mem.mm_node != bo->pinned_node)
- drm_memrange_put_block(evict_mem.mm_node);
+ drm_mm_put_block(evict_mem.mm_node);
evict_mem.mm_node = NULL;
}
drm_bo_add_to_lru(bo);
struct drm_bo_mem_reg *mem,
uint32_t mem_type, int no_wait)
{
- struct drm_memrange_node *node;
+ struct drm_mm_node *node;
struct drm_buffer_manager *bm = &dev->bm;
struct drm_buffer_object *entry;
struct drm_mem_type_manager *man = &bm->man[mem_type];
mutex_lock(&dev->struct_mutex);
do {
- node = drm_memrange_search_free(&man->manager, num_pages,
+ node = drm_mm_search_free(&man->manager, num_pages,
mem->page_alignment, 1);
if (node)
break;
return -ENOMEM;
}
- node = drm_memrange_get_block(node, num_pages, mem->page_alignment);
+ node = drm_mm_get_block(node, num_pages, mem->page_alignment);
if (unlikely(!node)) {
mutex_unlock(&dev->struct_mutex);
return -ENOMEM;
int type_found = 0;
int type_ok = 0;
int has_eagain = 0;
- struct drm_memrange_node *node = NULL;
+ struct drm_mm_node *node = NULL;
int ret;
mem->mm_node = NULL;
mutex_lock(&dev->struct_mutex);
if (man->has_type && man->use_type) {
type_found = 1;
- node = drm_memrange_search_free(&man->manager, mem->num_pages,
+ node = drm_mm_search_free(&man->manager, mem->num_pages,
mem->page_alignment, 1);
if (node)
- node = drm_memrange_get_block(node, mem->num_pages,
+ node = drm_mm_get_block(node, mem->num_pages,
mem->page_alignment);
}
mutex_unlock(&dev->struct_mutex);
if (ret || !move_unfenced) {
if (mem.mm_node) {
if (mem.mm_node != bo->pinned_node)
- drm_memrange_put_block(mem.mm_node);
+ drm_mm_put_block(mem.mm_node);
mem.mm_node = NULL;
}
drm_bo_add_to_lru(bo);
if (bo->pinned_node != bo->mem.mm_node) {
if (bo->pinned_node != NULL)
- drm_memrange_put_block(bo->pinned_node);
+ drm_mm_put_block(bo->pinned_node);
bo->pinned_node = bo->mem.mm_node;
}
mutex_lock(&dev->struct_mutex);
if (bo->pinned_node != bo->mem.mm_node)
- drm_memrange_put_block(bo->pinned_node);
+ drm_mm_put_block(bo->pinned_node);
list_del_init(&bo->pinned_lru);
bo->pinned_node = NULL;
if (bo->pinned_node == bo->mem.mm_node)
bo->pinned_node = NULL;
if (bo->pinned_node != NULL) {
- drm_memrange_put_block(bo->pinned_node);
+ drm_mm_put_block(bo->pinned_node);
bo->pinned_node = NULL;
}
mutex_unlock(&dev->struct_mutex);
drm_bo_force_list_clean(dev, &man->lru, mem_type, 1, 0, 0);
drm_bo_force_list_clean(dev, &man->pinned, mem_type, 1, 0, 1);
- if (drm_memrange_clean(&man->manager)) {
- drm_memrange_takedown(&man->manager);
+ if (drm_mm_clean(&man->manager)) {
+ drm_mm_takedown(&man->manager);
} else {
ret = -EBUSY;
}
DRM_ERROR("Zero size memory manager type %d\n", type);
return ret;
}
- ret = drm_memrange_init(&man->manager, p_offset, p_size);
+ ret = drm_mm_init(&man->manager, p_offset, p_size);
if (ret)
return ret;
}
list->user_token = 0;
}
if (list->file_offset_node) {
- drm_memrange_put_block(list->file_offset_node);
+ drm_mm_put_block(list->file_offset_node);
list->file_offset_node = NULL;
}
atomic_inc(&bo->usage);
map->handle = (void *)bo;
- list->file_offset_node = drm_memrange_search_free(&dev->offset_manager,
+ list->file_offset_node = drm_mm_search_free(&dev->offset_manager,
bo->mem.num_pages, 0, 0);
if (unlikely(!list->file_offset_node)) {
return -ENOMEM;
}
- list->file_offset_node = drm_memrange_get_block(list->file_offset_node,
+ list->file_offset_node = drm_mm_get_block(list->file_offset_node,
bo->mem.num_pages, 0);
if (unlikely(!list->file_offset_node)) {
if (old_mem->mm_node && (old_mem->mm_node != bo->pinned_node)) {
mutex_lock(&bo->dev->struct_mutex);
- drm_memrange_put_block(old_mem->mm_node);
+ drm_mm_put_block(old_mem->mm_node);
mutex_unlock(&bo->dev->struct_mutex);
}
old_mem->mm_node = NULL;
drm_ctxbitmap_cleanup(dev);
drm_ht_remove(&dev->map_hash);
- drm_memrange_takedown(&dev->offset_manager);
+ drm_mm_takedown(&dev->offset_manager);
drm_ht_remove(&dev->object_hash);
drm_put_minor(dev);
#include "drmP.h"
#include <linux/slab.h>
-unsigned long drm_memrange_tail_space(struct drm_memrange *mm)
+unsigned long drm_mm_tail_space(struct drm_mm *mm)
{
struct list_head *tail_node;
- struct drm_memrange_node *entry;
+ struct drm_mm_node *entry;
tail_node = mm->ml_entry.prev;
- entry = list_entry(tail_node, struct drm_memrange_node, ml_entry);
+ entry = list_entry(tail_node, struct drm_mm_node, ml_entry);
if (!entry->free)
return 0;
return entry->size;
}
-int drm_memrange_remove_space_from_tail(struct drm_memrange *mm, unsigned long size)
+int drm_mm_remove_space_from_tail(struct drm_mm *mm, unsigned long size)
{
struct list_head *tail_node;
- struct drm_memrange_node *entry;
+ struct drm_mm_node *entry;
tail_node = mm->ml_entry.prev;
- entry = list_entry(tail_node, struct drm_memrange_node, ml_entry);
+ entry = list_entry(tail_node, struct drm_mm_node, ml_entry);
if (!entry->free)
return -ENOMEM;
}
-static int drm_memrange_create_tail_node(struct drm_memrange *mm,
+static int drm_mm_create_tail_node(struct drm_mm *mm,
unsigned long start,
unsigned long size)
{
- struct drm_memrange_node *child;
+ struct drm_mm_node *child;
- child = (struct drm_memrange_node *)
+ child = (struct drm_mm_node *)
drm_ctl_alloc(sizeof(*child), DRM_MEM_MM);
if (!child)
return -ENOMEM;
}
-int drm_memrange_add_space_to_tail(struct drm_memrange *mm, unsigned long size)
+int drm_mm_add_space_to_tail(struct drm_mm *mm, unsigned long size)
{
struct list_head *tail_node;
- struct drm_memrange_node *entry;
+ struct drm_mm_node *entry;
tail_node = mm->ml_entry.prev;
- entry = list_entry(tail_node, struct drm_memrange_node, ml_entry);
+ entry = list_entry(tail_node, struct drm_mm_node, ml_entry);
if (!entry->free) {
- return drm_memrange_create_tail_node(mm, entry->start + entry->size, size);
+ return drm_mm_create_tail_node(mm, entry->start + entry->size, size);
}
entry->size += size;
return 0;
}
-static struct drm_memrange_node *drm_memrange_split_at_start(struct drm_memrange_node *parent,
+static struct drm_mm_node *drm_mm_split_at_start(struct drm_mm_node *parent,
unsigned long size)
{
- struct drm_memrange_node *child;
+ struct drm_mm_node *child;
- child = (struct drm_memrange_node *)
+ child = (struct drm_mm_node *)
drm_ctl_alloc(sizeof(*child), DRM_MEM_MM);
if (!child)
return NULL;
return child;
}
-struct drm_memrange_node *drm_memrange_get_block(struct drm_memrange_node * parent,
+struct drm_mm_node *drm_mm_get_block(struct drm_mm_node * parent,
unsigned long size, unsigned alignment)
{
- struct drm_memrange_node *align_splitoff = NULL;
- struct drm_memrange_node *child;
+ struct drm_mm_node *align_splitoff = NULL;
+ struct drm_mm_node *child;
unsigned tmp = 0;
if (alignment)
tmp = parent->start % alignment;
if (tmp) {
- align_splitoff = drm_memrange_split_at_start(parent, alignment - tmp);
+ align_splitoff = drm_mm_split_at_start(parent, alignment - tmp);
if (!align_splitoff)
return NULL;
}
parent->free = 0;
return parent;
} else {
- child = drm_memrange_split_at_start(parent, size);
+ child = drm_mm_split_at_start(parent, size);
}
if (align_splitoff)
- drm_memrange_put_block(align_splitoff);
+ drm_mm_put_block(align_splitoff);
return child;
}
-EXPORT_SYMBOL(drm_memrange_get_block);
+EXPORT_SYMBOL(drm_mm_get_block);
/*
* Put a block. Merge with the previous and / or next block if they are free.
* Otherwise add to the free stack.
*/
-void drm_memrange_put_block(struct drm_memrange_node * cur)
+void drm_mm_put_block(struct drm_mm_node * cur)
{
- struct drm_memrange *mm = cur->mm;
+ struct drm_mm *mm = cur->mm;
struct list_head *cur_head = &cur->ml_entry;
struct list_head *root_head = &mm->ml_entry;
- struct drm_memrange_node *prev_node = NULL;
- struct drm_memrange_node *next_node;
+ struct drm_mm_node *prev_node = NULL;
+ struct drm_mm_node *next_node;
int merged = 0;
if (cur_head->prev != root_head) {
- prev_node = list_entry(cur_head->prev, struct drm_memrange_node, ml_entry);
+ prev_node = list_entry(cur_head->prev, struct drm_mm_node, ml_entry);
if (prev_node->free) {
prev_node->size += cur->size;
merged = 1;
}
}
if (cur_head->next != root_head) {
- next_node = list_entry(cur_head->next, struct drm_memrange_node, ml_entry);
+ next_node = list_entry(cur_head->next, struct drm_mm_node, ml_entry);
if (next_node->free) {
if (merged) {
prev_node->size += next_node->size;
drm_ctl_free(cur, sizeof(*cur), DRM_MEM_MM);
}
}
-EXPORT_SYMBOL(drm_memrange_put_block);
+EXPORT_SYMBOL(drm_mm_put_block);
-struct drm_memrange_node *drm_memrange_search_free(const struct drm_memrange * mm,
+struct drm_mm_node *drm_mm_search_free(const struct drm_mm * mm,
unsigned long size,
unsigned alignment, int best_match)
{
struct list_head *list;
const struct list_head *free_stack = &mm->fl_entry;
- struct drm_memrange_node *entry;
- struct drm_memrange_node *best;
+ struct drm_mm_node *entry;
+ struct drm_mm_node *best;
unsigned long best_size;
unsigned wasted;
best_size = ~0UL;
list_for_each(list, free_stack) {
- entry = list_entry(list, struct drm_memrange_node, fl_entry);
+ entry = list_entry(list, struct drm_mm_node, fl_entry);
wasted = 0;
if (entry->size < size)
return best;
}
-EXPORT_SYMBOL(drm_memrange_search_free);
+EXPORT_SYMBOL(drm_mm_search_free);
-int drm_memrange_clean(struct drm_memrange * mm)
+int drm_mm_clean(struct drm_mm * mm)
{
struct list_head *head = &mm->ml_entry;
return (head->next->next == head);
}
-int drm_memrange_init(struct drm_memrange * mm, unsigned long start, unsigned long size)
+int drm_mm_init(struct drm_mm * mm, unsigned long start, unsigned long size)
{
INIT_LIST_HEAD(&mm->ml_entry);
INIT_LIST_HEAD(&mm->fl_entry);
- return drm_memrange_create_tail_node(mm, start, size);
+ return drm_mm_create_tail_node(mm, start, size);
}
-EXPORT_SYMBOL(drm_memrange_init);
+EXPORT_SYMBOL(drm_mm_init);
-void drm_memrange_takedown(struct drm_memrange * mm)
+void drm_mm_takedown(struct drm_mm * mm)
{
struct list_head *bnode = mm->fl_entry.next;
- struct drm_memrange_node *entry;
+ struct drm_mm_node *entry;
- entry = list_entry(bnode, struct drm_memrange_node, fl_entry);
+ entry = list_entry(bnode, struct drm_mm_node, fl_entry);
if (entry->ml_entry.next != &mm->ml_entry ||
entry->fl_entry.next != &mm->fl_entry) {
drm_ctl_free(entry, sizeof(*entry), DRM_MEM_MM);
}
-EXPORT_SYMBOL(drm_memrange_takedown);
+EXPORT_SYMBOL(drm_mm_takedown);
*/
struct drm_bo_mem_reg {
- struct drm_memrange_node *mm_node;
+ struct drm_mm_node *mm_node;
unsigned long size;
unsigned long num_pages;
uint32_t page_alignment;
unsigned long num_pages;
/* For pinned buffers */
- struct drm_memrange_node *pinned_node;
+ struct drm_mm_node *pinned_node;
uint32_t pinned_mem_type;
struct list_head pinned_lru;
int has_type;
int use_type;
int kern_init_type;
- struct drm_memrange manager;
+ struct drm_mm manager;
struct list_head lru;
struct list_head pinned;
uint32_t flags;
static void *drm_sman_mm_allocate(void *private, unsigned long size,
unsigned alignment)
{
- struct drm_memrange *mm = (struct drm_memrange *) private;
- struct drm_memrange_node *tmp;
+ struct drm_mm *mm = (struct drm_mm *) private;
+ struct drm_mm_node *tmp;
- tmp = drm_memrange_search_free(mm, size, alignment, 1);
+ tmp = drm_mm_search_free(mm, size, alignment, 1);
if (!tmp) {
return NULL;
}
- tmp = drm_memrange_get_block(tmp, size, alignment);
+ tmp = drm_mm_get_block(tmp, size, alignment);
return tmp;
}
static void drm_sman_mm_free(void *private, void *ref)
{
- struct drm_memrange_node *node = (struct drm_memrange_node *) ref;
+ struct drm_mm_node *node = (struct drm_mm_node *) ref;
- drm_memrange_put_block(node);
+ drm_mm_put_block(node);
}
static void drm_sman_mm_destroy(void *private)
{
- struct drm_memrange *mm = (struct drm_memrange *) private;
- drm_memrange_takedown(mm);
+ struct drm_mm *mm = (struct drm_mm *) private;
+ drm_mm_takedown(mm);
drm_free(mm, sizeof(*mm), DRM_MEM_MM);
}
static unsigned long drm_sman_mm_offset(void *private, void *ref)
{
- struct drm_memrange_node *node = (struct drm_memrange_node *) ref;
+ struct drm_mm_node *node = (struct drm_mm_node *) ref;
return node->start;
}
unsigned long start, unsigned long size)
{
struct drm_sman_mm *sman_mm;
- struct drm_memrange *mm;
+ struct drm_mm *mm;
int ret;
BUG_ON(manager >= sman->num_managers);
return -ENOMEM;
}
sman_mm->private = mm;
- ret = drm_memrange_init(mm, start, size);
+ ret = drm_mm_init(mm, start, size);
if (ret) {
drm_free(mm, sizeof(*mm), DRM_MEM_MM);
/*
* A class that is an abstration of a simple memory allocator.
* The sman implementation provides a default such allocator
- * using the drm_memrange.c implementation. But the user can replace it.
+ * using the drm_mm.c implementation. But the user can replace it.
* See the SiS implementation, which may use the SiS FB kernel module
* for memory management.
*/
unsigned int user_order, unsigned int owner_order);
/*
- * Initialize a drm_memrange.c allocator. Should be called only once for each
+ * Initialize a drm_mm.c allocator. Should be called only once for each
* manager unless a customized allogator is used.
*/
if (drm_ht_create(&dev->map_hash, DRM_MAP_HASH_ORDER)) {
return -ENOMEM;
}
- if (drm_memrange_init(&dev->offset_manager, DRM_FILE_PAGE_OFFSET_START,
- DRM_FILE_PAGE_OFFSET_SIZE)) {
+ if (drm_mm_init(&dev->offset_manager, DRM_FILE_PAGE_OFFSET_START,
+ DRM_FILE_PAGE_OFFSET_SIZE)) {
drm_ht_remove(&dev->map_hash);
return -ENOMEM;
}
if (drm_ht_create(&dev->object_hash, DRM_OBJECT_HASH_ORDER)) {
drm_ht_remove(&dev->map_hash);
- drm_memrange_takedown(&dev->offset_manager);
+ drm_mm_takedown(&dev->offset_manager);
return -ENOMEM;
}
return -EINVAL;
}
- drm_memrange_init(&dev_priv->mm.gtt_space, args->gtt_start,
+ drm_mm_init(&dev_priv->mm.gtt_space, args->gtt_start,
args->gtt_end - args->gtt_start);
dev->gtt_total = (uint32_t) (args->gtt_end - args->gtt_start);
atomic_dec(&dev->gtt_count);
atomic_sub(obj->size, &dev->gtt_memory);
- drm_memrange_put_block(obj_priv->gtt_space);
+ drm_mm_put_block(obj_priv->gtt_space);
obj_priv->gtt_space = NULL;
}
struct drm_device *dev = obj->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj_priv = obj->driver_private;
- struct drm_memrange_node *free_space;
+ struct drm_mm_node *free_space;
int page_count, ret;
if (alignment == 0)
}
search_free:
- free_space = drm_memrange_search_free(&dev_priv->mm.gtt_space,
- obj->size,
- alignment, 0);
+ free_space = drm_mm_search_free(&dev_priv->mm.gtt_space,
+ obj->size, alignment, 0);
if (free_space != NULL) {
- obj_priv->gtt_space =
- drm_memrange_get_block(free_space, obj->size,
- alignment);
+ obj_priv->gtt_space = drm_mm_get_block(free_space, obj->size,
+ alignment);
if (obj_priv->gtt_space != NULL) {
obj_priv->gtt_space->private = obj;
obj_priv->gtt_offset = obj_priv->gtt_space->start;
#endif
ret = i915_gem_object_get_page_list(obj);
if (ret) {
- drm_memrange_put_block(obj_priv->gtt_space);
+ drm_mm_put_block(obj_priv->gtt_space);
obj_priv->gtt_space = NULL;
return ret;
}
obj_priv->gtt_offset);
if (obj_priv->agp_mem == NULL) {
i915_gem_object_free_page_list(obj);
- drm_memrange_put_block(obj_priv->gtt_space);
+ drm_mm_put_block(obj_priv->gtt_space);
obj_priv->gtt_space = NULL;
return -ENOMEM;
}
if (tmp_mem.mm_node) {
mutex_lock(&dev->struct_mutex);
if (tmp_mem.mm_node != bo->pinned_node)
- drm_memrange_put_block(tmp_mem.mm_node);
+ drm_mm_put_block(tmp_mem.mm_node);
tmp_mem.mm_node = NULL;
mutex_unlock(&dev->struct_mutex);
}
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct drm_ttm_backend *be;
struct drm_scatter_gather sgreq;
- struct drm_memrange_node mm_node;
+ struct drm_mm_node mm_node;
struct drm_bo_mem_reg mem;
int ret;
u8 saveCR[37];
struct {
- struct drm_memrange gtt_space;
+ struct drm_mm gtt_space;
/**
* List of objects currently involved in rendering from the
struct drm_gem_object *obj;
/** Current space allocated to this object in the GTT, if any. */
- struct drm_memrange_node *gtt_space;
+ struct drm_mm_node *gtt_space;
/** This object's place on the active/flushing/inactive lists */
struct list_head list;
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