1 /* 2 * Copyright © 2014 Intel Corporation 3 * Daniel Vetter <daniel.vetter@ffwll.ch> 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 21 * OTHER DEALINGS IN THE SOFTWARE. 22 */ 23 24 #include <drm/drm_ioctl.h> 25 26 #define DRM_IF_MAJOR 1 27 #define DRM_IF_MINOR 4 28 29 #define DRM_IF_VERSION(maj, min) (maj << 16 | min) 30 31 struct dentry; 32 struct dma_buf; 33 struct drm_connector; 34 struct drm_crtc; 35 struct drm_framebuffer; 36 struct drm_gem_object; 37 struct drm_master; 38 struct drm_minor; 39 struct drm_prime_file_private; 40 struct drm_printer; 41 42 /* drm_file.c */ 43 extern struct mutex drm_global_mutex; 44 struct drm_file *drm_file_alloc(struct drm_minor *minor); 45 void drm_file_free(struct drm_file *file); 46 void drm_lastclose(struct drm_device *dev); 47 48 /* drm_pci.c */ 49 int drm_irq_by_busid(struct drm_device *dev, void *data, 50 struct drm_file *file_priv); 51 void drm_pci_agp_destroy(struct drm_device *dev); 52 int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master); 53 54 /* drm_prime.c */ 55 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data, 56 struct drm_file *file_priv); 57 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data, 58 struct drm_file *file_priv); 59 60 void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv); 61 void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv); 62 void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv, 63 struct dma_buf *dma_buf); 64 65 /* drm_drv.c */ 66 struct drm_minor *drm_minor_acquire(unsigned int minor_id); 67 void drm_minor_release(struct drm_minor *minor); 68 69 /* drm_vblank.c */ 70 void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe); 71 void drm_vblank_cleanup(struct drm_device *dev); 72 73 /* IOCTLS */ 74 int drm_wait_vblank_ioctl(struct drm_device *dev, void *data, 75 struct drm_file *filp); 76 int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data, 77 struct drm_file *file_priv); 78 79 /* drm_irq.c */ 80 81 /* IOCTLS */ 82 #if IS_ENABLED(CONFIG_DRM_LEGACY) 83 int drm_legacy_irq_control(struct drm_device *dev, void *data, 84 struct drm_file *file_priv); 85 #endif 86 87 int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data, 88 struct drm_file *filp); 89 90 int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data, 91 struct drm_file *filp); 92 93 /* drm_auth.c */ 94 int drm_getmagic(struct drm_device *dev, void *data, 95 struct drm_file *file_priv); 96 int drm_authmagic(struct drm_device *dev, void *data, 97 struct drm_file *file_priv); 98 int drm_setmaster_ioctl(struct drm_device *dev, void *data, 99 struct drm_file *file_priv); 100 int drm_dropmaster_ioctl(struct drm_device *dev, void *data, 101 struct drm_file *file_priv); 102 int drm_master_open(struct drm_file *file_priv); 103 void drm_master_release(struct drm_file *file_priv); 104 bool drm_master_internal_acquire(struct drm_device *dev); 105 void drm_master_internal_release(struct drm_device *dev); 106 107 /* drm_sysfs.c */ 108 extern struct class *drm_class; 109 110 int drm_sysfs_init(void); 111 void drm_sysfs_destroy(void); 112 struct device *drm_sysfs_minor_alloc(struct drm_minor *minor); 113 int drm_sysfs_connector_add(struct drm_connector *connector); 114 void drm_sysfs_connector_remove(struct drm_connector *connector); 115 116 void drm_sysfs_lease_event(struct drm_device *dev); 117 118 /* drm_gem.c */ 119 struct drm_gem_object; 120 int drm_gem_init(struct drm_device *dev); 121 void drm_gem_destroy(struct drm_device *dev); 122 int drm_gem_handle_create_tail(struct drm_file *file_priv, 123 struct drm_gem_object *obj, 124 u32 *handlep); 125 int drm_gem_close_ioctl(struct drm_device *dev, void *data, 126 struct drm_file *file_priv); 127 int drm_gem_flink_ioctl(struct drm_device *dev, void *data, 128 struct drm_file *file_priv); 129 int drm_gem_open_ioctl(struct drm_device *dev, void *data, 130 struct drm_file *file_priv); 131 void drm_gem_open(struct drm_device *dev, struct drm_file *file_private); 132 void drm_gem_release(struct drm_device *dev, struct drm_file *file_private); 133 void drm_gem_print_info(struct drm_printer *p, unsigned int indent, 134 const struct drm_gem_object *obj); 135 136 int drm_gem_pin(struct drm_gem_object *obj); 137 void drm_gem_unpin(struct drm_gem_object *obj); 138 void *drm_gem_vmap(struct drm_gem_object *obj); 139 void drm_gem_vunmap(struct drm_gem_object *obj, void *vaddr); 140 141 /* drm_debugfs.c drm_debugfs_crc.c */ 142 #if defined(CONFIG_DEBUG_FS) 143 int drm_debugfs_init(struct drm_minor *minor, int minor_id, 144 struct dentry *root); 145 void drm_debugfs_cleanup(struct drm_minor *minor); 146 void drm_debugfs_connector_add(struct drm_connector *connector); 147 void drm_debugfs_connector_remove(struct drm_connector *connector); 148 void drm_debugfs_crtc_add(struct drm_crtc *crtc); 149 void drm_debugfs_crtc_remove(struct drm_crtc *crtc); 150 void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc); 151 #else 152 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id, 153 struct dentry *root) 154 { 155 return 0; 156 } 157 158 static inline void drm_debugfs_cleanup(struct drm_minor *minor) 159 { 160 } 161 162 static inline void drm_debugfs_connector_add(struct drm_connector *connector) 163 { 164 } 165 static inline void drm_debugfs_connector_remove(struct drm_connector *connector) 166 { 167 } 168 169 static inline void drm_debugfs_crtc_add(struct drm_crtc *crtc) 170 { 171 } 172 static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc) 173 { 174 } 175 176 static inline void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc) 177 { 178 } 179 180 #endif 181 182 drm_ioctl_t drm_version; 183 drm_ioctl_t drm_getunique; 184 drm_ioctl_t drm_getclient; 185 186 /* drm_syncobj.c */ 187 void drm_syncobj_open(struct drm_file *file_private); 188 void drm_syncobj_release(struct drm_file *file_private); 189 int drm_syncobj_create_ioctl(struct drm_device *dev, void *data, 190 struct drm_file *file_private); 191 int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data, 192 struct drm_file *file_private); 193 int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data, 194 struct drm_file *file_private); 195 int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data, 196 struct drm_file *file_private); 197 int drm_syncobj_transfer_ioctl(struct drm_device *dev, void *data, 198 struct drm_file *file_private); 199 int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data, 200 struct drm_file *file_private); 201 int drm_syncobj_timeline_wait_ioctl(struct drm_device *dev, void *data, 202 struct drm_file *file_private); 203 int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data, 204 struct drm_file *file_private); 205 int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data, 206 struct drm_file *file_private); 207 int drm_syncobj_timeline_signal_ioctl(struct drm_device *dev, void *data, 208 struct drm_file *file_private); 209 int drm_syncobj_query_ioctl(struct drm_device *dev, void *data, 210 struct drm_file *file_private); 211 212 /* drm_framebuffer.c */ 213 void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent, 214 const struct drm_framebuffer *fb); 215 int drm_framebuffer_debugfs_init(struct drm_minor *minor); 216 217 /* drm_hdcp.c */ 218 int drm_setup_hdcp_srm(struct class *drm_class); 219 void drm_teardown_hdcp_srm(struct class *drm_class); 220