diff options
Diffstat (limited to 'include/drm/drmP.h')
| -rw-r--r-- | include/drm/drmP.h | 87 |
1 files changed, 46 insertions, 41 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index fad21c927a38..12083dc862a9 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -55,16 +55,13 @@ #include <linux/mm.h> #include <linux/cdev.h> #include <linux/mutex.h> +#include <linux/io.h> #include <linux/slab.h> #if defined(__alpha__) || defined(__powerpc__) #include <asm/pgtable.h> /* For pte_wrprotect */ #endif -#include <asm/io.h> #include <asm/mman.h> #include <asm/uaccess.h> -#ifdef CONFIG_MTRR -#include <asm/mtrr.h> -#endif #if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE) #include <linux/types.h> #include <linux/agp_backend.h> @@ -85,6 +82,9 @@ struct module; struct drm_file; struct drm_device; +struct device_node; +struct videomode; + #include <drm/drm_os_linux.h> #include <drm/drm_hashtab.h> #include <drm/drm_mm.h> @@ -313,6 +313,7 @@ struct drm_ioctl_desc { int flags; drm_ioctl_t *func; unsigned int cmd_drv; + const char *name; }; /** @@ -321,7 +322,7 @@ struct drm_ioctl_desc { */ #define DRM_IOCTL_DEF_DRV(ioctl, _func, _flags) \ - [DRM_IOCTL_NR(DRM_##ioctl)] = {.cmd = DRM_##ioctl, .func = _func, .flags = _flags, .cmd_drv = DRM_IOCTL_##ioctl} + [DRM_IOCTL_NR(DRM_##ioctl)] = {.cmd = DRM_##ioctl, .func = _func, .flags = _flags, .cmd_drv = DRM_IOCTL_##ioctl, .name = #ioctl} struct drm_magic_entry { struct list_head head; @@ -446,7 +447,15 @@ struct drm_file { int is_master; /* this file private is a master for a minor */ struct drm_master *master; /* master this node is currently associated with N.B. not always minor->master */ + + /** + * fbs - List of framebuffers associated with this file. + * + * Protected by fbs_lock. Note that the fbs list holds a reference on + * the fb object to prevent it from untimely disappearing. + */ struct list_head fbs; + struct mutex fbs_lock; wait_queue_head_t event_wait; struct list_head event_list; @@ -919,6 +928,17 @@ struct drm_driver { /* import dmabuf -> GEM */ struct drm_gem_object * (*gem_prime_import)(struct drm_device *dev, struct dma_buf *dma_buf); + /* low-level interface used by drm_gem_prime_{import,export} */ + int (*gem_prime_pin)(struct drm_gem_object *obj); + void (*gem_prime_unpin)(struct drm_gem_object *obj); + struct sg_table *(*gem_prime_get_sg_table)(struct drm_gem_object *obj); + struct drm_gem_object *(*gem_prime_import_sg_table)( + struct drm_device *dev, size_t size, + struct sg_table *sgt); + void *(*gem_prime_vmap)(struct drm_gem_object *obj); + void (*gem_prime_vunmap)(struct drm_gem_object *obj, void *vaddr); + int (*gem_prime_mmap)(struct drm_gem_object *obj, + struct vm_area_struct *vma); /* vga arb irq handler */ void (*vgaarb_irq)(struct drm_device *dev, bool state); @@ -1003,7 +1023,7 @@ struct drm_info_list { struct drm_info_node { struct list_head list; struct drm_minor *minor; - struct drm_info_list *info_ent; + const struct drm_info_list *info_ent; struct dentry *dent; }; @@ -1230,37 +1250,8 @@ static inline int drm_core_has_MTRR(struct drm_device *dev) { return drm_core_check_feature(dev, DRIVER_USE_MTRR); } - -#define DRM_MTRR_WC MTRR_TYPE_WRCOMB - -static inline int drm_mtrr_add(unsigned long offset, unsigned long size, - unsigned int flags) -{ - return mtrr_add(offset, size, flags, 1); -} - -static inline int drm_mtrr_del(int handle, unsigned long offset, - unsigned long size, unsigned int flags) -{ - return mtrr_del(handle, offset, size); -} - #else #define drm_core_has_MTRR(dev) (0) - -#define DRM_MTRR_WC 0 - -static inline int drm_mtrr_add(unsigned long offset, unsigned long size, - unsigned int flags) -{ - return 0; -} - -static inline int drm_mtrr_del(int handle, unsigned long offset, - unsigned long size, unsigned int flags) -{ - return 0; -} #endif static inline void drm_device_set_unplugged(struct drm_device *dev) @@ -1276,6 +1267,11 @@ static inline int drm_device_is_unplugged(struct drm_device *dev) return ret; } +static inline bool drm_modeset_is_locked(struct drm_device *dev) +{ + return mutex_is_locked(&dev->mode_config.mutex); +} + /******************************************************************/ /** \name Internal function definitions */ /*@{*/ @@ -1456,6 +1452,12 @@ extern struct drm_display_mode * drm_mode_create_from_cmdline_mode(struct drm_device *dev, struct drm_cmdline_mode *cmd); +extern int drm_display_mode_from_videomode(const struct videomode *vm, + struct drm_display_mode *dmode); +extern int of_get_drm_display_mode(struct device_node *np, + struct drm_display_mode *dmode, + int index); + /* 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); @@ -1516,8 +1518,7 @@ extern struct idr drm_minors_idr; extern struct drm_local_map *drm_getsarea(struct drm_device *dev); /* Proc support (drm_proc.h) */ -extern int drm_proc_init(struct drm_minor *minor, int minor_id, - struct proc_dir_entry *root); +extern int drm_proc_init(struct drm_minor *minor, struct proc_dir_entry *root); extern int drm_proc_cleanup(struct drm_minor *minor, struct proc_dir_entry *root); /* Debugfs support */ @@ -1540,9 +1541,13 @@ extern int drm_clients_info(struct seq_file *m, void* data); extern int drm_gem_name_info(struct seq_file *m, void *data); +extern struct dma_buf *drm_gem_prime_export(struct drm_device *dev, + struct drm_gem_object *obj, int flags); extern int drm_gem_prime_handle_to_fd(struct drm_device *dev, struct drm_file *file_priv, uint32_t handle, uint32_t flags, int *prime_fd); +extern struct drm_gem_object *drm_gem_prime_import(struct drm_device *dev, + struct dma_buf *dma_buf); extern int drm_gem_prime_fd_to_handle(struct drm_device *dev, struct drm_file *file_priv, int prime_fd, uint32_t *handle); @@ -1559,9 +1564,8 @@ extern void drm_prime_gem_destroy(struct drm_gem_object *obj, struct sg_table *s 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); -int drm_prime_add_imported_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf, uint32_t handle); -int drm_prime_lookup_imported_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf, uint32_t *handle); -void drm_prime_remove_imported_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf); +int drm_prime_lookup_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf, uint32_t *handle); +void drm_prime_remove_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf); int drm_prime_add_dma_buf(struct drm_device *dev, struct drm_gem_object *obj); int drm_prime_lookup_obj(struct drm_device *dev, struct dma_buf *buf, @@ -1597,7 +1601,6 @@ extern void drm_sysfs_destroy(void); extern int drm_sysfs_device_add(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 char *drm_get_connector_status_name(enum drm_connector_status status); extern int drm_sysfs_connector_add(struct drm_connector *connector); extern void drm_sysfs_connector_remove(struct drm_connector *connector); @@ -1615,6 +1618,8 @@ int drm_gem_private_object_init(struct drm_device *dev, 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); +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); #include <drm/drm_global.h> |