14e5201e3Skettenis /* 24e5201e3Skettenis * Copyright © 2014 Intel Corporation 34e5201e3Skettenis * Daniel Vetter <daniel.vetter@ffwll.ch> 44e5201e3Skettenis * 54e5201e3Skettenis * Permission is hereby granted, free of charge, to any person obtaining a 64e5201e3Skettenis * copy of this software and associated documentation files (the "Software"), 74e5201e3Skettenis * to deal in the Software without restriction, including without limitation 84e5201e3Skettenis * the rights to use, copy, modify, merge, publish, distribute, sublicense, 94e5201e3Skettenis * and/or sell copies of the Software, and to permit persons to whom the 104e5201e3Skettenis * Software is furnished to do so, subject to the following conditions: 114e5201e3Skettenis * 124e5201e3Skettenis * The above copyright notice and this permission notice shall be included in 134e5201e3Skettenis * all copies or substantial portions of the Software. 144e5201e3Skettenis * 154e5201e3Skettenis * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 164e5201e3Skettenis * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 174e5201e3Skettenis * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 184e5201e3Skettenis * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 194e5201e3Skettenis * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 204e5201e3Skettenis * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 214e5201e3Skettenis * OTHER DEALINGS IN THE SOFTWARE. 224e5201e3Skettenis */ 234e5201e3Skettenis 24ad8b1aafSjsg #include <linux/kthread.h> 25ad8b1aafSjsg 26c349dbc7Sjsg #include <drm/drm_ioctl.h> 27ad8b1aafSjsg #include <drm/drm_vblank.h> 28c349dbc7Sjsg 297f4dd379Sjsg #define DRM_IF_MAJOR 1 307f4dd379Sjsg #define DRM_IF_MINOR 4 314e5201e3Skettenis 32c349dbc7Sjsg #define DRM_IF_VERSION(maj, min) (maj << 16 | min) 33c349dbc7Sjsg 34c349dbc7Sjsg struct dentry; 35c349dbc7Sjsg struct dma_buf; 361bb76ff1Sjsg struct iosys_map; 37c349dbc7Sjsg struct drm_connector; 38c349dbc7Sjsg struct drm_crtc; 39c349dbc7Sjsg struct drm_framebuffer; 40c349dbc7Sjsg struct drm_gem_object; 41c349dbc7Sjsg struct drm_master; 42c349dbc7Sjsg struct drm_minor; 43c349dbc7Sjsg struct drm_prime_file_private; 44c349dbc7Sjsg struct drm_printer; 45ad8b1aafSjsg struct drm_vblank_crtc; 46c349dbc7Sjsg 477f4dd379Sjsg /* drm_file.c */ 48c349dbc7Sjsg extern struct rwlock drm_global_mutex; 49c349dbc7Sjsg bool drm_dev_needs_global_mutex(struct drm_device *dev); 507f4dd379Sjsg struct drm_file *drm_file_alloc(struct drm_minor *minor); 517f4dd379Sjsg void drm_file_free(struct drm_file *file); 52c349dbc7Sjsg void drm_lastclose(struct drm_device *dev); 53c349dbc7Sjsg 54c349dbc7Sjsg #ifdef CONFIG_PCI 554e5201e3Skettenis 564e5201e3Skettenis /* drm_pci.c */ 577f4dd379Sjsg int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master); 58c349dbc7Sjsg 59c349dbc7Sjsg #else 60c349dbc7Sjsg 61c349dbc7Sjsg static inline int drm_pci_set_busid(struct drm_device *dev, 62c349dbc7Sjsg struct drm_master *master) 63c349dbc7Sjsg { 64c349dbc7Sjsg return -EINVAL; 65c349dbc7Sjsg } 66c349dbc7Sjsg 674e5201e3Skettenis #endif 684e5201e3Skettenis 694e5201e3Skettenis /* drm_prime.c */ 704e5201e3Skettenis int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data, 714e5201e3Skettenis struct drm_file *file_priv); 724e5201e3Skettenis int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data, 734e5201e3Skettenis struct drm_file *file_priv); 744e5201e3Skettenis 754e5201e3Skettenis void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv); 764e5201e3Skettenis void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv); 779524f5bdSjsg void drm_prime_remove_buf_handle(struct drm_prime_file_private *prime_fpriv, 789524f5bdSjsg uint32_t handle); 794e5201e3Skettenis 80ad8b1aafSjsg /* drm_managed.c */ 81ad8b1aafSjsg void drm_managed_release(struct drm_device *dev); 82ad8b1aafSjsg void drmm_add_final_kfree(struct drm_device *dev, void *container); 83ad8b1aafSjsg 847f4dd379Sjsg /* drm_vblank.c */ 85ad8b1aafSjsg static inline bool drm_vblank_passed(u64 seq, u64 ref) 86ad8b1aafSjsg { 87ad8b1aafSjsg return (seq - ref) <= (1 << 23); 88ad8b1aafSjsg } 89ad8b1aafSjsg 907f4dd379Sjsg void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe); 91ad8b1aafSjsg int drm_vblank_get(struct drm_device *dev, unsigned int pipe); 92ad8b1aafSjsg void drm_vblank_put(struct drm_device *dev, unsigned int pipe); 93ad8b1aafSjsg u64 drm_vblank_count(struct drm_device *dev, unsigned int pipe); 94ad8b1aafSjsg 95ad8b1aafSjsg /* drm_vblank_work.c */ 96ad8b1aafSjsg static inline void drm_vblank_flush_worker(struct drm_vblank_crtc *vblank) 97ad8b1aafSjsg { 98ad8b1aafSjsg kthread_flush_worker(vblank->worker); 99ad8b1aafSjsg } 100ad8b1aafSjsg 101ad8b1aafSjsg static inline void drm_vblank_destroy_worker(struct drm_vblank_crtc *vblank) 102ad8b1aafSjsg { 1031bb76ff1Sjsg if (vblank->worker) 104ad8b1aafSjsg kthread_destroy_worker(vblank->worker); 105ad8b1aafSjsg } 106ad8b1aafSjsg 107ad8b1aafSjsg int drm_vblank_worker_init(struct drm_vblank_crtc *vblank); 108ad8b1aafSjsg void drm_vblank_cancel_pending_works(struct drm_vblank_crtc *vblank); 109ad8b1aafSjsg void drm_handle_vblank_works(struct drm_vblank_crtc *vblank); 1107f4dd379Sjsg 1117f4dd379Sjsg /* IOCTLS */ 1127f4dd379Sjsg int drm_wait_vblank_ioctl(struct drm_device *dev, void *data, 1137f4dd379Sjsg struct drm_file *filp); 1147f4dd379Sjsg int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data, 1157f4dd379Sjsg struct drm_file *file_priv); 1164e5201e3Skettenis 1174e5201e3Skettenis /* drm_irq.c */ 1187f4dd379Sjsg 1197f4dd379Sjsg /* IOCTLS */ 120c349dbc7Sjsg #if IS_ENABLED(CONFIG_DRM_LEGACY) 1217f4dd379Sjsg int drm_legacy_irq_control(struct drm_device *dev, void *data, 1224e5201e3Skettenis struct drm_file *file_priv); 123c349dbc7Sjsg #endif 1247f4dd379Sjsg 1257f4dd379Sjsg int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data, 1267f4dd379Sjsg struct drm_file *filp); 1277f4dd379Sjsg 1287f4dd379Sjsg int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data, 1297f4dd379Sjsg struct drm_file *filp); 1304e5201e3Skettenis 1314e5201e3Skettenis /* drm_auth.c */ 1324e5201e3Skettenis int drm_getmagic(struct drm_device *dev, void *data, 1334e5201e3Skettenis struct drm_file *file_priv); 1344e5201e3Skettenis int drm_authmagic(struct drm_device *dev, void *data, 1354e5201e3Skettenis struct drm_file *file_priv); 1367f4dd379Sjsg int drm_setmaster_ioctl(struct drm_device *dev, void *data, 1377f4dd379Sjsg struct drm_file *file_priv); 1387f4dd379Sjsg int drm_dropmaster_ioctl(struct drm_device *dev, void *data, 1397f4dd379Sjsg struct drm_file *file_priv); 1407f4dd379Sjsg int drm_master_open(struct drm_file *file_priv); 1417f4dd379Sjsg void drm_master_release(struct drm_file *file_priv); 142c349dbc7Sjsg bool drm_master_internal_acquire(struct drm_device *dev); 143c349dbc7Sjsg void drm_master_internal_release(struct drm_device *dev); 1444e5201e3Skettenis 1454e5201e3Skettenis /* drm_sysfs.c */ 146c349dbc7Sjsg #ifdef __linux__ 1474e5201e3Skettenis extern struct class *drm_class; 1484e5201e3Skettenis 1494e5201e3Skettenis int drm_sysfs_init(void); 1504e5201e3Skettenis void drm_sysfs_destroy(void); 1514e5201e3Skettenis struct device *drm_sysfs_minor_alloc(struct drm_minor *minor); 1524e5201e3Skettenis int drm_sysfs_connector_add(struct drm_connector *connector); 1534e5201e3Skettenis void drm_sysfs_connector_remove(struct drm_connector *connector); 1547f4dd379Sjsg 1557f4dd379Sjsg void drm_sysfs_lease_event(struct drm_device *dev); 156c349dbc7Sjsg #else 157c349dbc7Sjsg static inline struct device * 158c349dbc7Sjsg drm_sysfs_minor_alloc(struct drm_minor *minor) 159c349dbc7Sjsg { 160c349dbc7Sjsg return ERR_PTR(-ENOSYS); 161c349dbc7Sjsg } 162c349dbc7Sjsg 163c349dbc7Sjsg static inline int 164c349dbc7Sjsg drm_sysfs_connector_add(struct drm_connector *connector) 165c349dbc7Sjsg { 166c349dbc7Sjsg return 0; 167c349dbc7Sjsg } 168c349dbc7Sjsg 169c349dbc7Sjsg static inline void 170c349dbc7Sjsg drm_sysfs_connector_remove(struct drm_connector *connector) 171c349dbc7Sjsg { 172c349dbc7Sjsg } 173c349dbc7Sjsg #endif 1744e5201e3Skettenis 1754e5201e3Skettenis /* drm_gem.c */ 1764e5201e3Skettenis int drm_gem_init(struct drm_device *dev); 1774e5201e3Skettenis int drm_gem_handle_create_tail(struct drm_file *file_priv, 1784e5201e3Skettenis struct drm_gem_object *obj, 1794e5201e3Skettenis u32 *handlep); 1804e5201e3Skettenis int drm_gem_close_ioctl(struct drm_device *dev, void *data, 1814e5201e3Skettenis struct drm_file *file_priv); 1824e5201e3Skettenis int drm_gem_flink_ioctl(struct drm_device *dev, void *data, 1834e5201e3Skettenis struct drm_file *file_priv); 1844e5201e3Skettenis int drm_gem_open_ioctl(struct drm_device *dev, void *data, 1854e5201e3Skettenis struct drm_file *file_priv); 1864e5201e3Skettenis void drm_gem_open(struct drm_device *dev, struct drm_file *file_private); 1874e5201e3Skettenis void drm_gem_release(struct drm_device *dev, struct drm_file *file_private); 1887f4dd379Sjsg void drm_gem_print_info(struct drm_printer *p, unsigned int indent, 1897f4dd379Sjsg const struct drm_gem_object *obj); 1904e5201e3Skettenis 191c349dbc7Sjsg int drm_gem_pin(struct drm_gem_object *obj); 192c349dbc7Sjsg void drm_gem_unpin(struct drm_gem_object *obj); 1931bb76ff1Sjsg int drm_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map); 1941bb76ff1Sjsg void drm_gem_vunmap(struct drm_gem_object *obj, struct iosys_map *map); 1955ca02815Sjsg 1967f4dd379Sjsg /* drm_debugfs.c drm_debugfs_crc.c */ 1974e5201e3Skettenis #if defined(CONFIG_DEBUG_FS) 1984e5201e3Skettenis int drm_debugfs_init(struct drm_minor *minor, int minor_id, 1994e5201e3Skettenis struct dentry *root); 200c349dbc7Sjsg void drm_debugfs_cleanup(struct drm_minor *minor); 201*f005ef32Sjsg void drm_debugfs_late_register(struct drm_device *dev); 202c349dbc7Sjsg void drm_debugfs_connector_add(struct drm_connector *connector); 2034e5201e3Skettenis void drm_debugfs_connector_remove(struct drm_connector *connector); 204c349dbc7Sjsg void drm_debugfs_crtc_add(struct drm_crtc *crtc); 2057f4dd379Sjsg void drm_debugfs_crtc_remove(struct drm_crtc *crtc); 206c349dbc7Sjsg void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc); 2074e5201e3Skettenis #else 2084e5201e3Skettenis static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id, 2094e5201e3Skettenis struct dentry *root) 2104e5201e3Skettenis { 2114e5201e3Skettenis return 0; 2124e5201e3Skettenis } 2134e5201e3Skettenis 214c349dbc7Sjsg static inline void drm_debugfs_cleanup(struct drm_minor *minor) 2154e5201e3Skettenis { 2164e5201e3Skettenis } 2174e5201e3Skettenis 218*f005ef32Sjsg static inline void drm_debugfs_late_register(struct drm_device *dev) 219*f005ef32Sjsg { 220*f005ef32Sjsg } 221*f005ef32Sjsg 222c349dbc7Sjsg static inline void drm_debugfs_connector_add(struct drm_connector *connector) 2234e5201e3Skettenis { 2244e5201e3Skettenis } 2254e5201e3Skettenis static inline void drm_debugfs_connector_remove(struct drm_connector *connector) 2264e5201e3Skettenis { 2274e5201e3Skettenis } 2287f4dd379Sjsg 229c349dbc7Sjsg static inline void drm_debugfs_crtc_add(struct drm_crtc *crtc) 2307f4dd379Sjsg { 2317f4dd379Sjsg } 2327f4dd379Sjsg static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc) 2337f4dd379Sjsg { 2347f4dd379Sjsg } 2357f4dd379Sjsg 236c349dbc7Sjsg static inline void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc) 2377f4dd379Sjsg { 2387f4dd379Sjsg } 2397f4dd379Sjsg 2404e5201e3Skettenis #endif 2417f4dd379Sjsg 2427f4dd379Sjsg drm_ioctl_t drm_version; 2437f4dd379Sjsg drm_ioctl_t drm_getunique; 2447f4dd379Sjsg drm_ioctl_t drm_getclient; 2457f4dd379Sjsg 2467f4dd379Sjsg /* drm_syncobj.c */ 2477f4dd379Sjsg void drm_syncobj_open(struct drm_file *file_private); 2487f4dd379Sjsg void drm_syncobj_release(struct drm_file *file_private); 2497f4dd379Sjsg int drm_syncobj_create_ioctl(struct drm_device *dev, void *data, 2507f4dd379Sjsg struct drm_file *file_private); 2517f4dd379Sjsg int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data, 2527f4dd379Sjsg struct drm_file *file_private); 2537f4dd379Sjsg int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data, 2547f4dd379Sjsg struct drm_file *file_private); 2557f4dd379Sjsg int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data, 2567f4dd379Sjsg struct drm_file *file_private); 257c349dbc7Sjsg int drm_syncobj_transfer_ioctl(struct drm_device *dev, void *data, 258c349dbc7Sjsg struct drm_file *file_private); 2597f4dd379Sjsg int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data, 2607f4dd379Sjsg struct drm_file *file_private); 261c349dbc7Sjsg int drm_syncobj_timeline_wait_ioctl(struct drm_device *dev, void *data, 262c349dbc7Sjsg struct drm_file *file_private); 263*f005ef32Sjsg int drm_syncobj_eventfd_ioctl(struct drm_device *dev, void *data, 264*f005ef32Sjsg struct drm_file *file_private); 2657f4dd379Sjsg int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data, 2667f4dd379Sjsg struct drm_file *file_private); 2677f4dd379Sjsg int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data, 2687f4dd379Sjsg struct drm_file *file_private); 269c349dbc7Sjsg int drm_syncobj_timeline_signal_ioctl(struct drm_device *dev, void *data, 270c349dbc7Sjsg struct drm_file *file_private); 271c349dbc7Sjsg int drm_syncobj_query_ioctl(struct drm_device *dev, void *data, 272c349dbc7Sjsg struct drm_file *file_private); 2737f4dd379Sjsg 2747f4dd379Sjsg /* drm_framebuffer.c */ 2757f4dd379Sjsg void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent, 2767f4dd379Sjsg const struct drm_framebuffer *fb); 277ad8b1aafSjsg void drm_framebuffer_debugfs_init(struct drm_minor *minor); 278