also include looping detection. */
#define DRM_MAGIC_HASH_ORDER 4 /**< Size of key hash table. Must be power of 2. */
-#define DRM_KERNEL_CONTEXT 0 /**< Change drm_resctx if changed */
-#define DRM_RESERVED_CONTEXTS 1 /**< Change drm_resctx if changed */
-
-#define DRM_MAP_HASH_OFFSET 0x10000000
/*@}*/
struct drm_file *priv;
};
-struct drm_vma_entry {
- struct list_head head;
- struct vm_area_struct *vma;
- pid_t pid;
-};
-
/**
* DMA buffer.
*/
spinlock_t write_lock;
};
-struct drm_freelist {
- int initialized; /**< Freelist in use */
- atomic_t count; /**< Number of free buffers */
- struct drm_buf *next; /**< End pointer */
-
- wait_queue_head_t waiting; /**< Processes waiting on free bufs */
- int low_mark; /**< Low water mark */
- int high_mark; /**< High water mark */
- atomic_t wfh; /**< If waiting for high mark */
- spinlock_t lock;
-};
-
typedef struct drm_dma_handle {
dma_addr_t busaddr;
void *vaddr;
int page_order;
struct drm_dma_handle **seglist;
- struct drm_freelist freelist;
+ int low_mark; /**< Low water mark */
+ int high_mark; /**< High water mark */
};
/* Event queued up for userspace to read */
/** File private data */
struct drm_file {
- unsigned always_authenticated :1;
unsigned authenticated :1;
/* Whether we're master for a minor. Protected by master_mutex */
unsigned is_master :1;
struct drm_prime_file_private prime;
};
-/** Wait queue */
-struct drm_queue {
- atomic_t use_count; /**< Outstanding uses (+1) */
- atomic_t finalization; /**< Finalization in progress */
- atomic_t block_count; /**< Count of processes waiting */
- atomic_t block_read; /**< Queue blocked for reads */
- wait_queue_head_t read_queue; /**< Processes waiting on block_read */
- atomic_t block_write; /**< Queue blocked for writes */
- wait_queue_head_t write_queue; /**< Processes waiting on block_write */
- atomic_t total_queued; /**< Total queued statistic */
- atomic_t total_flushed; /**< Total flushes statistic */
- atomic_t total_locks; /**< Total locks statistics */
- enum drm_ctx_flags flags; /**< Context preserving and 2D-only */
- struct drm_waitlist waitlist; /**< Pending buffers */
- wait_queue_head_t flush_queue; /**< Processes waiting until flush */
-};
-
/**
* Lock data.
*/
struct drm_master *master;
};
-/**
- * Context handle list
- */
-struct drm_ctx_list {
- struct list_head head; /**< list head */
- drm_context_t handle; /**< context handle */
- struct drm_file *tag; /**< associated fd private data */
-};
-
/* location of GART table */
#define DRM_ATI_GART_MAIN 1
#define DRM_ATI_GART_FB 2
/* Device support (drm_fops.h) */
extern struct mutex drm_global_mutex;
extern int drm_open(struct inode *inode, struct file *filp);
-extern int drm_stub_open(struct inode *inode, struct file *filp);
extern ssize_t drm_read(struct file *filp, char __user *buffer,
size_t count, loff_t *offset);
extern int drm_release(struct inode *inode, struct file *filp);
extern int drm_noop(struct drm_device *dev, void *data,
struct drm_file *file_priv);
- /* Context IOCTL support (drm_context.h) */
-extern int drm_resctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_addctx(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_newctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_rmctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-
-extern int drm_ctxbitmap_init(struct drm_device *dev);
-extern void drm_ctxbitmap_cleanup(struct drm_device *dev);
-extern void drm_ctxbitmap_free(struct drm_device *dev, int ctx_handle);
-
-extern int drm_setsareactx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_getsareactx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-
/* Authentication IOCTL support (drm_auth.h) */
extern int drm_getmagic(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv);
- /* Buffer management support (drm_bufs.h) */
-extern int drm_addbufs_agp(struct drm_device *dev, struct drm_buf_desc * request);
-extern int drm_addbufs_pci(struct drm_device *dev, struct drm_buf_desc * request);
-extern int drm_addmap(struct drm_device *dev, resource_size_t offset,
- unsigned int size, enum drm_map_type type,
- enum drm_map_flags flags, struct drm_local_map **map_ptr);
-extern int drm_addmap_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_rmmap(struct drm_device *dev, struct drm_local_map *map);
-extern int drm_rmmap_locked(struct drm_device *dev, struct drm_local_map *map);
-extern int drm_rmmap_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_addbufs(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_infobufs(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_markbufs(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_freebufs(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_dma_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-
/* DMA support (drm_dma.h) */
extern int drm_legacy_dma_setup(struct drm_device *dev);
extern void drm_legacy_dma_takedown(struct drm_device *dev);
extern void drm_vblank_put(struct drm_device *dev, int crtc);
extern int drm_crtc_vblank_get(struct drm_crtc *crtc);
extern void drm_crtc_vblank_put(struct drm_crtc *crtc);
+extern void drm_wait_one_vblank(struct drm_device *dev, int crtc);
+extern void drm_crtc_wait_one_vblank(struct drm_crtc *crtc);
extern void drm_vblank_off(struct drm_device *dev, int crtc);
extern void drm_vblank_on(struct drm_device *dev, int crtc);
extern void drm_crtc_vblank_off(struct drm_crtc *crtc);
extern void drm_calc_timestamping_constants(struct drm_crtc *crtc,
const struct drm_display_mode *mode);
+/**
+ * drm_crtc_vblank_waitqueue - get vblank waitqueue for the CRTC
+ * @crtc: which CRTC's vblank waitqueue to retrieve
+ *
+ * This function returns a pointer to the vblank waitqueue for the CRTC.
+ * Drivers can use this to implement vblank waits using wait_event() & co.
+ */
+static inline wait_queue_head_t *drm_crtc_vblank_waitqueue(struct drm_crtc *crtc)
+{
+ return &crtc->dev->vblank[drm_crtc_index(crtc)].queue;
+}
/* Modesetting support */
extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc);
extern void drm_put_dev(struct drm_device *dev);
extern void drm_unplug_dev(struct drm_device *dev);
extern unsigned int drm_debug;
-extern unsigned int drm_rnodes;
-extern unsigned int drm_universal_planes;
extern unsigned int drm_vblank_offdelay;
extern unsigned int drm_timestamp_precision;
extern unsigned int drm_timestamp_monotonic;
extern struct class *drm_class;
-extern struct dentry *drm_debugfs_root;
-
-extern struct idr drm_minors_idr;
-
-extern struct drm_local_map *drm_getsarea(struct drm_device *dev);
/* Debugfs support */
#if defined(CONFIG_DEBUG_FS)
extern int drm_debugfs_remove_files(const struct drm_info_list *files,
int count, struct drm_minor *minor);
extern int drm_debugfs_cleanup(struct drm_minor *minor);
+extern int drm_debugfs_connector_add(struct drm_connector *connector);
+extern void drm_debugfs_connector_remove(struct drm_connector *connector);
#else
static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
struct dentry *root)
{
return 0;
}
+
+static inline int drm_debugfs_connector_add(struct drm_connector *connector)
+{
+ return 0;
+}
+static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
+{
+}
+
#endif
/* Info file support */
struct drm_master *master,
struct drm_unique *u);
+ /* Legacy Support */
+
+int drm_legacy_addmap(struct drm_device *d, resource_size_t offset,
+ unsigned int size, enum drm_map_type type,
+ enum drm_map_flags flags, struct drm_local_map **map_p);
+int drm_legacy_rmmap(struct drm_device *d, struct drm_local_map *map);
+int drm_legacy_rmmap_locked(struct drm_device *d, struct drm_local_map *map);
+struct drm_local_map *drm_legacy_getsarea(struct drm_device *dev);
+
+int drm_legacy_addbufs_agp(struct drm_device *d, struct drm_buf_desc *req);
+int drm_legacy_addbufs_pci(struct drm_device *d, struct drm_buf_desc *req);
+
+void drm_legacy_vma_flush(struct drm_device *d);
+
/* sysfs support (drm_sysfs.c) */
struct drm_sysfs_class;
extern struct class *drm_sysfs_create(struct module *owner, char *name);
extern void drm_sysfs_destroy(void);
-extern int drm_sysfs_device_add(struct drm_minor *minor);
+extern struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
extern void drm_sysfs_hotplug_event(struct drm_device *dev);
-extern void drm_sysfs_device_remove(struct drm_minor *minor);
extern int drm_sysfs_connector_add(struct drm_connector *connector);
extern void drm_sysfs_connector_remove(struct drm_connector *connector);
int drm_gem_create_mmap_offset(struct drm_gem_object *obj);
int drm_gem_create_mmap_offset_size(struct drm_gem_object *obj, size_t size);
-struct page **drm_gem_get_pages(struct drm_gem_object *obj, gfp_t gfpmask);
+struct page **drm_gem_get_pages(struct drm_gem_object *obj);
void drm_gem_put_pages(struct drm_gem_object *obj, struct page **pages,
bool dirty, bool accessed);
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