diff options
Diffstat (limited to 'include/drm/drmP.h')
| -rw-r--r-- | include/drm/drmP.h | 184 |
1 files changed, 2 insertions, 182 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 5c60d384b37b..d2c2b7f3a4e2 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -82,6 +82,7 @@ struct drm_agp_head; struct drm_local_map; struct drm_device_dma; struct drm_dma_handle; +struct drm_gem_object; struct device_node; struct videomode; @@ -124,7 +125,7 @@ extern __printf(2, 3) void drm_ut_debug_printk(const char *function_name, const char *format, ...); extern __printf(2, 3) -int drm_err(const char *func, const char *format, ...); +void drm_err(const char *func, const char *format, ...); /***********************************************************************/ /** \name DRM template customization defaults */ @@ -331,93 +332,6 @@ struct drm_lock_data { }; /** - * This structure defines the drm_mm memory object, which will be used by the - * DRM for its buffer objects. - */ -struct drm_gem_object { - /** Reference count of this object */ - struct kref refcount; - - /** - * handle_count - gem file_priv handle count of this object - * - * Each handle also holds a reference. Note that when the handle_count - * drops to 0 any global names (e.g. the id in the flink namespace) will - * be cleared. - * - * Protected by dev->object_name_lock. - * */ - unsigned handle_count; - - /** Related drm device */ - struct drm_device *dev; - - /** File representing the shmem storage */ - struct file *filp; - - /* Mapping info for this object */ - struct drm_vma_offset_node vma_node; - - /** - * Size of the object, in bytes. Immutable over the object's - * lifetime. - */ - size_t size; - - /** - * Global name for this object, starts at 1. 0 means unnamed. - * Access is covered by the object_name_lock in the related drm_device - */ - int name; - - /** - * Memory domains. These monitor which caches contain read/write data - * related to the object. When transitioning from one set of domains - * to another, the driver is called to ensure that caches are suitably - * flushed and invalidated - */ - uint32_t read_domains; - uint32_t write_domain; - - /** - * While validating an exec operation, the - * new read/write domain values are computed here. - * They will be transferred to the above values - * at the point that any cache flushing occurs - */ - uint32_t pending_read_domains; - uint32_t pending_write_domain; - - /** - * dma_buf - dma buf associated with this GEM object - * - * Pointer to the dma-buf associated with this gem object (either - * through importing or exporting). We break the resulting reference - * loop when the last gem handle for this object is released. - * - * Protected by obj->object_name_lock - */ - struct dma_buf *dma_buf; - - /** - * import_attach - dma buf attachment backing this object - * - * Any foreign dma_buf imported as a gem object has this set to the - * attachment point for the device. This is invariant over the lifetime - * of a gem object. - * - * The driver's ->gem_free_object callback is responsible for cleaning - * up the dma_buf attachment and references acquired at import time. - * - * Note that the drm gem/prime core does not depend upon drivers setting - * this field any more. So for drivers where this doesn't make sense - * (e.g. virtual devices or a displaylink behind an usb bus) they can - * simply leave it as NULL. - */ - struct dma_buf_attachment *import_attach; -}; - -/** * struct drm_master - drm master structure * * @refcount: Refcount for this master object. @@ -961,8 +875,6 @@ extern ssize_t drm_read(struct file *filp, char __user *buffer, extern int drm_release(struct inode *inode, struct file *filp); /* Mapping support (drm_vm.h) */ -extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); -extern void drm_vm_open_locked(struct drm_device *dev, struct vm_area_struct *vma); extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); /* Misc. IOCTL support (drm_ioctl.c) */ @@ -1028,15 +940,8 @@ static inline wait_queue_head_t *drm_crtc_vblank_waitqueue(struct drm_crtc *crtc /* Modesetting support */ extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc); extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc); -extern int drm_modeset_ctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); /* Stub support (drm_stub.h) */ -extern int drm_setmaster_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_dropmaster_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -struct drm_master *drm_master_create(struct drm_minor *minor); extern struct drm_master *drm_master_get(struct drm_master *master); extern void drm_master_put(struct drm_master **master); @@ -1046,23 +951,12 @@ extern unsigned int drm_debug; /* Debugfs support */ #if defined(CONFIG_DEBUG_FS) -extern int drm_debugfs_init(struct drm_minor *minor, int minor_id, - struct dentry *root); extern int drm_debugfs_create_files(const struct drm_info_list *files, int count, struct dentry *root, struct drm_minor *minor); 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_create_files(const struct drm_info_list *files, int count, struct dentry *root, struct drm_minor *minor) @@ -1075,20 +969,6 @@ static inline int drm_debugfs_remove_files(const struct drm_info_list *files, { return 0; } - -static inline int drm_debugfs_cleanup(struct drm_minor *minor) -{ - 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 extern struct dma_buf *drm_gem_prime_export(struct drm_device *dev, @@ -1107,10 +987,6 @@ extern int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, struct page ** 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); - extern struct drm_dma_handle *drm_pci_alloc(struct drm_device *dev, size_t size, size_t align); @@ -1119,62 +995,6 @@ extern void drm_pci_free(struct drm_device *dev, struct drm_dma_handle * dmah); /* sysfs support (drm_sysfs.c) */ extern void drm_sysfs_hotplug_event(struct drm_device *dev); -/* Graphics Execution Manager library functions (drm_gem.c) */ -void drm_gem_object_release(struct drm_gem_object *obj); -void drm_gem_object_free(struct kref *kref); -int drm_gem_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_vm_open(struct vm_area_struct *vma); -void drm_gem_vm_close(struct vm_area_struct *vma); -int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size, - struct vm_area_struct *vma); -int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma); - -static inline void -drm_gem_object_reference(struct drm_gem_object *obj) -{ - kref_get(&obj->refcount); -} - -static inline void -drm_gem_object_unreference(struct drm_gem_object *obj) -{ - if (obj != NULL) - kref_put(&obj->refcount, drm_gem_object_free); -} - -static inline void -drm_gem_object_unreference_unlocked(struct drm_gem_object *obj) -{ - if (obj && !atomic_add_unless(&obj->refcount.refcount, -1, 1)) { - struct drm_device *dev = obj->dev; - - mutex_lock(&dev->struct_mutex); - if (likely(atomic_dec_and_test(&obj->refcount.refcount))) - drm_gem_object_free(&obj->refcount); - mutex_unlock(&dev->struct_mutex); - } -} - -int drm_gem_handle_create(struct drm_file *file_priv, - struct drm_gem_object *obj, - u32 *handlep); -int drm_gem_handle_delete(struct drm_file *filp, u32 handle); - - -void drm_gem_free_mmap_offset(struct drm_gem_object *obj); -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); -void drm_gem_put_pages(struct drm_gem_object *obj, struct page **pages, - bool dirty, bool accessed); - -struct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev, - struct drm_file *filp, - u32 handle); struct drm_device *drm_dev_alloc(struct drm_driver *driver, struct device *parent); |
