#include <asm/pgalloc.h>
#include <drm/drm.h>
#include <drm/drm_sarea.h>
+#include <drm/drm_vma_manager.h>
#include <linux/idr.h>
struct drm_local_map *map; /**< mapping */
uint64_t user_token;
struct drm_master *master;
- struct drm_mm_node *file_offset_node; /**< fake offset */
};
/**
* GEM specific mm private for tracking GEM objects
*/
struct drm_gem_mm {
- struct drm_mm offset_manager; /**< Offset mgmt for buffer objects */
- struct drm_open_hash offset_hash; /**< User token hash table for maps */
+ struct drm_vma_offset_manager vma_manager;
};
/**
struct file *filp;
/* Mapping info for this object */
- struct drm_map_list map_list;
+ struct drm_vma_offset_node vma_node;
/**
* Size of the object, in bytes. Immutable over the object's
u32 driver_features;
int dev_priv_size;
- struct drm_ioctl_desc *ioctls;
+ const struct drm_ioctl_desc *ioctls;
int num_ioctls;
const struct file_operations *fops;
union {
/*@{ */
int irq_enabled; /**< True if irq handler is enabled */
__volatile__ long context_flag; /**< Context swapping flag */
- __volatile__ long interrupt_flag; /**< Interruption handler flag */
- __volatile__ long dma_flag; /**< DMA dispatch flag */
- wait_queue_head_t context_wait; /**< Processes waiting on ctx switch */
- int last_checked; /**< Last context checked for DMA */
int last_context; /**< Last current context */
- unsigned long last_switch; /**< jiffies at last context switch */
/*@} */
struct work_struct work;
spinlock_t event_lock;
/*@} */
- cycles_t ctx_start;
- cycles_t lck_start;
struct fasync_struct *buf_async;/**< Processes waiting for SIGIO */
- wait_queue_head_t buf_readers; /**< Processes waiting to read */
- wait_queue_head_t buf_writers; /**< Processes waiting to ctx switch */
struct drm_agp_head *agp; /**< AGP data */
struct drm_file *file_priv);
extern int drm_addctx(struct drm_device *dev, void *data,
struct drm_file *file_priv);
-extern int drm_modctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
extern int drm_getctx(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int drm_switchctx(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int drm_mapbufs(struct drm_device *dev, void *data,
struct drm_file *file_priv);
-extern int drm_order(unsigned long size);
/* DMA support (drm_dma.h) */
extern int drm_dma_setup(struct drm_device *dev);
extern struct sg_table *drm_prime_pages_to_sg(struct page **pages, int nr_pages);
extern void drm_prime_gem_destroy(struct drm_gem_object *obj, struct sg_table *sg);
+int drm_gem_dumb_destroy(struct drm_file *file,
+ struct drm_device *dev,
+ uint32_t handle);
void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
/* Scatter Gather Support (drm_scatter.h) */
extern void drm_sg_cleanup(struct drm_sg_mem * entry);
-extern int drm_sg_alloc_ioctl(struct drm_device *dev, void *data,
+extern int drm_sg_alloc(struct drm_device *dev, void *data,
struct drm_file *file_priv);
-extern int drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request);
extern int drm_sg_free(struct drm_device *dev, void *data,
struct drm_file *file_priv);
size_t size);
int drm_gem_object_init(struct drm_device *dev,
struct drm_gem_object *obj, size_t size);
-int drm_gem_private_object_init(struct drm_device *dev,
- struct drm_gem_object *obj, size_t size);
+void drm_gem_private_object_init(struct drm_device *dev,
+ struct drm_gem_object *obj, size_t size);
void drm_gem_object_handle_free(struct drm_gem_object *obj);
void drm_gem_vm_open(struct vm_area_struct *vma);
void drm_gem_vm_close(struct vm_area_struct *vma);
static inline void
drm_gem_object_unreference_unlocked(struct drm_gem_object *obj)
{
- if (obj != NULL) {
+ if (obj && !atomic_add_unless(&obj->refcount.refcount, -1, 1)) {
struct drm_device *dev = obj->dev;
+
mutex_lock(&dev->struct_mutex);
- kref_put(&obj->refcount, drm_gem_object_free);
+ if (likely(atomic_dec_and_test(&obj->refcount.refcount)))
+ drm_gem_object_free(&obj->refcount);
mutex_unlock(&dev->struct_mutex);
}
}
atomic_inc(&obj->handle_count);
}
-static inline void
-drm_gem_object_handle_unreference(struct drm_gem_object *obj)
-{
- if (obj == NULL)
- return;
-
- if (atomic_read(&obj->handle_count) == 0)
- return;
- /*
- * Must bump handle count first as this may be the last
- * ref, in which case the object would disappear before we
- * checked for a name
- */
- if (atomic_dec_and_test(&obj->handle_count))
- drm_gem_object_handle_free(obj);
- drm_gem_object_unreference(obj);
-}
-
static inline void
drm_gem_object_handle_unreference_unlocked(struct drm_gem_object *obj)
{