diff options
Diffstat (limited to 'drivers/gpu/drm/drm_internal.h')
| -rw-r--r-- | drivers/gpu/drm/drm_internal.h | 262 |
1 files changed, 262 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_internal.h b/drivers/gpu/drm/drm_internal.h new file mode 100644 index 0000000000..ba12acd551 --- /dev/null +++ b/drivers/gpu/drm/drm_internal.h @@ -0,0 +1,262 @@ +/* + * Copyright © 2014 Intel Corporation + * Daniel Vetter <daniel.vetter@ffwll.ch> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#include <linux/kthread.h> + +#include <drm/drm_ioctl.h> +#include <drm/drm_vblank.h> + +#define DRM_IF_MAJOR 1 +#define DRM_IF_MINOR 4 + +#define DRM_IF_VERSION(maj, min) (maj << 16 | min) + +struct dentry; +struct dma_buf; +struct iosys_map; +struct drm_connector; +struct drm_crtc; +struct drm_framebuffer; +struct drm_gem_object; +struct drm_master; +struct drm_minor; +struct drm_prime_file_private; +struct drm_printer; +struct drm_vblank_crtc; + +/* drm_file.c */ +extern struct mutex drm_global_mutex; +bool drm_dev_needs_global_mutex(struct drm_device *dev); +struct drm_file *drm_file_alloc(struct drm_minor *minor); +void drm_file_free(struct drm_file *file); +void drm_lastclose(struct drm_device *dev); + +#ifdef CONFIG_PCI + +/* drm_pci.c */ +int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master); + +#else + +static inline int drm_pci_set_busid(struct drm_device *dev, + struct drm_master *master) +{ + return -EINVAL; +} + +#endif + +/* drm_prime.c */ +int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); + +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); +void drm_prime_remove_buf_handle(struct drm_prime_file_private *prime_fpriv, + uint32_t handle); + +/* drm_drv.c */ +struct drm_minor *drm_minor_acquire(unsigned int minor_id); +void drm_minor_release(struct drm_minor *minor); + +/* drm_managed.c */ +void drm_managed_release(struct drm_device *dev); +void drmm_add_final_kfree(struct drm_device *dev, void *container); + +/* drm_vblank.c */ +static inline bool drm_vblank_passed(u64 seq, u64 ref) +{ + return (seq - ref) <= (1 << 23); +} + +void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe); +int drm_vblank_get(struct drm_device *dev, unsigned int pipe); +void drm_vblank_put(struct drm_device *dev, unsigned int pipe); +u64 drm_vblank_count(struct drm_device *dev, unsigned int pipe); + +/* drm_vblank_work.c */ +static inline void drm_vblank_flush_worker(struct drm_vblank_crtc *vblank) +{ + kthread_flush_worker(vblank->worker); +} + +static inline void drm_vblank_destroy_worker(struct drm_vblank_crtc *vblank) +{ + if (vblank->worker) + kthread_destroy_worker(vblank->worker); +} + +int drm_vblank_worker_init(struct drm_vblank_crtc *vblank); +void drm_vblank_cancel_pending_works(struct drm_vblank_crtc *vblank); +void drm_handle_vblank_works(struct drm_vblank_crtc *vblank); + +/* IOCTLS */ +int drm_wait_vblank_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); + +/* drm_irq.c */ + +/* IOCTLS */ +#if IS_ENABLED(CONFIG_DRM_LEGACY) +int drm_legacy_irq_control(struct drm_device *dev, void *data, + struct drm_file *file_priv); +#endif + +int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); + +int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); + +/* drm_auth.c */ +int drm_getmagic(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int drm_authmagic(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int drm_setmaster_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int drm_dropmaster_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int drm_master_open(struct drm_file *file_priv); +void drm_master_release(struct drm_file *file_priv); +bool drm_master_internal_acquire(struct drm_device *dev); +void drm_master_internal_release(struct drm_device *dev); + +/* drm_sysfs.c */ +extern struct class *drm_class; + +int drm_sysfs_init(void); +void drm_sysfs_destroy(void); +struct device *drm_sysfs_minor_alloc(struct drm_minor *minor); +int drm_sysfs_connector_add(struct drm_connector *connector); +void drm_sysfs_connector_remove(struct drm_connector *connector); + +void drm_sysfs_lease_event(struct drm_device *dev); + +/* drm_gem.c */ +int drm_gem_init(struct drm_device *dev); +int drm_gem_handle_create_tail(struct drm_file *file_priv, + struct drm_gem_object *obj, + u32 *handlep); +int drm_gem_close_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int drm_gem_flink_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int drm_gem_open_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +void drm_gem_open(struct drm_device *dev, struct drm_file *file_private); +void drm_gem_release(struct drm_device *dev, struct drm_file *file_private); +void drm_gem_print_info(struct drm_printer *p, unsigned int indent, + const struct drm_gem_object *obj); + +int drm_gem_pin(struct drm_gem_object *obj); +void drm_gem_unpin(struct drm_gem_object *obj); +int drm_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map); +void drm_gem_vunmap(struct drm_gem_object *obj, struct iosys_map *map); + +/* drm_debugfs.c drm_debugfs_crc.c */ +#if defined(CONFIG_DEBUG_FS) +int drm_debugfs_init(struct drm_minor *minor, int minor_id, + struct dentry *root); +void drm_debugfs_cleanup(struct drm_minor *minor); +void drm_debugfs_late_register(struct drm_device *dev); +void drm_debugfs_connector_add(struct drm_connector *connector); +void drm_debugfs_connector_remove(struct drm_connector *connector); +void drm_debugfs_crtc_add(struct drm_crtc *crtc); +void drm_debugfs_crtc_remove(struct drm_crtc *crtc); +void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc); +#else +static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id, + struct dentry *root) +{ + return 0; +} + +static inline void drm_debugfs_cleanup(struct drm_minor *minor) +{ +} + +static inline void drm_debugfs_late_register(struct drm_device *dev) +{ +} + +static inline void drm_debugfs_connector_add(struct drm_connector *connector) +{ +} +static inline void drm_debugfs_connector_remove(struct drm_connector *connector) +{ +} + +static inline void drm_debugfs_crtc_add(struct drm_crtc *crtc) +{ +} +static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc) +{ +} + +static inline void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc) +{ +} + +#endif + +drm_ioctl_t drm_version; +drm_ioctl_t drm_getunique; +drm_ioctl_t drm_getclient; + +/* drm_syncobj.c */ +void drm_syncobj_open(struct drm_file *file_private); +void drm_syncobj_release(struct drm_file *file_private); +int drm_syncobj_create_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_transfer_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_timeline_wait_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_eventfd_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_timeline_signal_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); +int drm_syncobj_query_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_private); + +/* drm_framebuffer.c */ +void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent, + const struct drm_framebuffer *fb); +void drm_framebuffer_debugfs_init(struct drm_minor *minor); |