| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Gerd Hoffmann | 789 | 41.03% | 32 | 42.11% |
| Dave Airlie | 692 | 35.99% | 4 | 5.26% |
| Gurchetan Singh | 262 | 13.62% | 22 | 28.95% |
| David L Stevens | 119 | 6.19% | 2 | 2.63% |
| Robert Foss | 17 | 0.88% | 2 | 2.63% |
| Anthoine Bourgeois | 11 | 0.57% | 3 | 3.95% |
| Vivek Kasireddy | 10 | 0.52% | 1 | 1.32% |
| Gustavo Padovan | 5 | 0.26% | 2 | 2.63% |
| Sam Ravnborg | 4 | 0.21% | 1 | 1.32% |
| Matthew Wilcox | 4 | 0.21% | 1 | 1.32% |
| Ville Syrjälä | 3 | 0.16% | 1 | 1.32% |
| Ezequiel García | 2 | 0.10% | 1 | 1.32% |
| Laurent Pinchart | 2 | 0.10% | 1 | 1.32% |
| Gabriel Krisman Bertazi | 1 | 0.05% | 1 | 1.32% |
| Chris Wilson | 1 | 0.05% | 1 | 1.32% |
| Wambui Karuga | 1 | 0.05% | 1 | 1.32% |
| Total | 1923 | 76 |
/* * Copyright (C) 2015 Red Hat, Inc. * All Rights Reserved. * * 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 (including the * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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. */ #ifndef VIRTIO_DRV_H #define VIRTIO_DRV_H #include <linux/dma-direction.h> #include <linux/virtio.h> #include <linux/virtio_ids.h> #include <linux/virtio_config.h> #include <linux/virtio_gpu.h> #include <drm/drm_atomic.h> #include <drm/drm_drv.h> #include <drm/drm_encoder.h> #include <drm/drm_fb_helper.h> #include <drm/drm_fourcc.h> #include <drm/drm_framebuffer.h> #include <drm/drm_gem.h> #include <drm/drm_gem_shmem_helper.h> #include <drm/drm_ioctl.h> #include <drm/drm_probe_helper.h> #include <drm/virtgpu_drm.h> #define DRIVER_NAME "virtio_gpu" #define DRIVER_DESC "virtio GPU" #define DRIVER_DATE "0" #define DRIVER_MAJOR 0 #define DRIVER_MINOR 1 #define DRIVER_PATCHLEVEL 0 #define STATE_INITIALIZING 0 #define STATE_OK 1 #define STATE_ERR 2 #define MAX_CAPSET_ID 63 #define MAX_RINGS 64 struct virtio_gpu_object_params { unsigned long size; bool dumb; /* 3d */ bool virgl; bool blob; /* classic resources only */ uint32_t format; uint32_t width; uint32_t height; uint32_t target; uint32_t bind; uint32_t depth; uint32_t array_size; uint32_t last_level; uint32_t nr_samples; uint32_t flags; /* blob resources only */ uint32_t ctx_id; uint32_t blob_mem; uint32_t blob_flags; uint64_t blob_id; }; struct virtio_gpu_object { struct drm_gem_shmem_object base; uint32_t hw_res_handle; bool dumb; bool created; bool host3d_blob, guest_blob; uint32_t blob_mem, blob_flags; int uuid_state; uuid_t uuid; }; #define gem_to_virtio_gpu_obj(gobj) \ container_of((gobj), struct virtio_gpu_object, base.base) struct virtio_gpu_object_shmem { struct virtio_gpu_object base; struct sg_table *pages; uint32_t mapped; }; struct virtio_gpu_object_vram { struct virtio_gpu_object base; uint32_t map_state; uint32_t map_info; struct drm_mm_node vram_node; }; #define to_virtio_gpu_shmem(virtio_gpu_object) \ container_of((virtio_gpu_object), struct virtio_gpu_object_shmem, base) #define to_virtio_gpu_vram(virtio_gpu_object) \ container_of((virtio_gpu_object), struct virtio_gpu_object_vram, base) struct virtio_gpu_object_array { struct ww_acquire_ctx ticket; struct list_head next; u32 nents, total; struct drm_gem_object *objs[]; }; struct virtio_gpu_vbuffer; struct virtio_gpu_device; typedef void (*virtio_gpu_resp_cb)(struct virtio_gpu_device *vgdev, struct virtio_gpu_vbuffer *vbuf); struct virtio_gpu_fence_driver { atomic64_t last_fence_id; uint64_t current_fence_id; uint64_t context; struct list_head fences; spinlock_t lock; }; struct virtio_gpu_fence_event { struct drm_pending_event base; struct drm_event event; }; struct virtio_gpu_fence { struct dma_fence f; uint32_t ring_idx; uint64_t fence_id; bool emit_fence_info; struct virtio_gpu_fence_event *e; struct virtio_gpu_fence_driver *drv; struct list_head node; }; struct virtio_gpu_vbuffer { char *buf; int size; void *data_buf; uint32_t data_size; char *resp_buf; int resp_size; virtio_gpu_resp_cb resp_cb; void *resp_cb_data; struct virtio_gpu_object_array *objs; struct list_head list; }; struct virtio_gpu_output { int index; struct drm_crtc crtc; struct drm_connector conn; struct drm_encoder enc; struct virtio_gpu_display_one info; struct virtio_gpu_update_cursor cursor; struct edid *edid; int cur_x; int cur_y; bool needs_modeset; }; #define drm_crtc_to_virtio_gpu_output(x) \ container_of(x, struct virtio_gpu_output, crtc) struct virtio_gpu_framebuffer { struct drm_framebuffer base; struct virtio_gpu_fence *fence; }; #define to_virtio_gpu_framebuffer(x) \ container_of(x, struct virtio_gpu_framebuffer, base) struct virtio_gpu_queue { struct virtqueue *vq; spinlock_t qlock; wait_queue_head_t ack_queue; struct work_struct dequeue_work; }; struct virtio_gpu_drv_capset { uint32_t id; uint32_t max_version; uint32_t max_size; }; struct virtio_gpu_drv_cap_cache { struct list_head head; void *caps_cache; uint32_t id; uint32_t version; uint32_t size; atomic_t is_valid; }; struct virtio_gpu_device { struct device *dev; struct drm_device *ddev; struct virtio_device *vdev; struct virtio_gpu_output outputs[VIRTIO_GPU_MAX_SCANOUTS]; uint32_t num_scanouts; struct virtio_gpu_queue ctrlq; struct virtio_gpu_queue cursorq; struct kmem_cache *vbufs; atomic_t pending_commands; struct ida resource_ida; wait_queue_head_t resp_wq; /* current display info */ spinlock_t display_info_lock; bool display_info_pending; struct virtio_gpu_fence_driver fence_drv; struct ida ctx_id_ida; bool has_virgl_3d; bool has_edid; bool has_indirect; bool has_resource_assign_uuid; bool has_resource_blob; bool has_host_visible; bool has_context_init; struct virtio_shm_region host_visible_region; struct drm_mm host_visible_mm; struct work_struct config_changed_work; struct work_struct obj_free_work; spinlock_t obj_free_lock; struct list_head obj_free_list; struct virtio_gpu_drv_capset *capsets; uint32_t num_capsets; uint64_t capset_id_mask; struct list_head cap_cache; /* protects uuid state when exporting */ spinlock_t resource_export_lock; /* protects map state and host_visible_mm */ spinlock_t host_visible_lock; }; struct virtio_gpu_fpriv { uint32_t ctx_id; uint32_t context_init; bool context_created; uint32_t num_rings; uint64_t base_fence_ctx; uint64_t ring_idx_mask; struct mutex context_lock; }; /* virtgpu_ioctl.c */ #define DRM_VIRTIO_NUM_IOCTLS 12 extern struct drm_ioctl_desc virtio_gpu_ioctls[DRM_VIRTIO_NUM_IOCTLS]; void virtio_gpu_create_context(struct drm_device *dev, struct drm_file *file); /* virtgpu_kms.c */ int virtio_gpu_init(struct drm_device *dev); void virtio_gpu_deinit(struct drm_device *dev); void virtio_gpu_release(struct drm_device *dev); int virtio_gpu_driver_open(struct drm_device *dev, struct drm_file *file); void virtio_gpu_driver_postclose(struct drm_device *dev, struct drm_file *file); /* virtgpu_gem.c */ int virtio_gpu_gem_object_open(struct drm_gem_object *obj, struct drm_file *file); void virtio_gpu_gem_object_close(struct drm_gem_object *obj, struct drm_file *file); int virtio_gpu_mode_dumb_create(struct drm_file *file_priv, struct drm_device *dev, struct drm_mode_create_dumb *args); int virtio_gpu_mode_dumb_mmap(struct drm_file *file_priv, struct drm_device *dev, uint32_t handle, uint64_t *offset_p); struct virtio_gpu_object_array *virtio_gpu_array_alloc(u32 nents); struct virtio_gpu_object_array* virtio_gpu_array_from_handles(struct drm_file *drm_file, u32 *handles, u32 nents); void virtio_gpu_array_add_obj(struct virtio_gpu_object_array *objs, struct drm_gem_object *obj); int virtio_gpu_array_lock_resv(struct virtio_gpu_object_array *objs); void virtio_gpu_array_unlock_resv(struct virtio_gpu_object_array *objs); void virtio_gpu_array_add_fence(struct virtio_gpu_object_array *objs, struct dma_fence *fence); void virtio_gpu_array_put_free(struct virtio_gpu_object_array *objs); void virtio_gpu_array_put_free_delayed(struct virtio_gpu_device *vgdev, struct virtio_gpu_object_array *objs); void virtio_gpu_array_put_free_work(struct work_struct *work); /* virtgpu_vq.c */ int virtio_gpu_alloc_vbufs(struct virtio_gpu_device *vgdev); void virtio_gpu_free_vbufs(struct virtio_gpu_device *vgdev); void virtio_gpu_cmd_create_resource(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *bo, struct virtio_gpu_object_params *params, struct virtio_gpu_object_array *objs, struct virtio_gpu_fence *fence); void virtio_gpu_cmd_unref_resource(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *bo); void virtio_gpu_cmd_transfer_to_host_2d(struct virtio_gpu_device *vgdev, uint64_t offset, uint32_t width, uint32_t height, uint32_t x, uint32_t y, struct virtio_gpu_object_array *objs, struct virtio_gpu_fence *fence); void virtio_gpu_cmd_resource_flush(struct virtio_gpu_device *vgdev, uint32_t resource_id, uint32_t x, uint32_t y, uint32_t width, uint32_t height, struct virtio_gpu_object_array *objs, struct virtio_gpu_fence *fence); void virtio_gpu_cmd_set_scanout(struct virtio_gpu_device *vgdev, uint32_t scanout_id, uint32_t resource_id, uint32_t width, uint32_t height, uint32_t x, uint32_t y); void virtio_gpu_object_attach(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *obj, struct virtio_gpu_mem_entry *ents, unsigned int nents); int virtio_gpu_attach_status_page(struct virtio_gpu_device *vgdev); int virtio_gpu_detach_status_page(struct virtio_gpu_device *vgdev); void virtio_gpu_cursor_ping(struct virtio_gpu_device *vgdev, struct virtio_gpu_output *output); int virtio_gpu_cmd_get_display_info(struct virtio_gpu_device *vgdev); int virtio_gpu_cmd_get_capset_info(struct virtio_gpu_device *vgdev, int idx); int virtio_gpu_cmd_get_capset(struct virtio_gpu_device *vgdev, int idx, int version, struct virtio_gpu_drv_cap_cache **cache_p); int virtio_gpu_cmd_get_edids(struct virtio_gpu_device *vgdev); void virtio_gpu_cmd_context_create(struct virtio_gpu_device *vgdev, uint32_t id, uint32_t context_init, uint32_t nlen, const char *name); void virtio_gpu_cmd_context_destroy(struct virtio_gpu_device *vgdev, uint32_t id); void virtio_gpu_cmd_context_attach_resource(struct virtio_gpu_device *vgdev, uint32_t ctx_id, struct virtio_gpu_object_array *objs); void virtio_gpu_cmd_context_detach_resource(struct virtio_gpu_device *vgdev, uint32_t ctx_id, struct virtio_gpu_object_array *objs); void virtio_gpu_cmd_submit(struct virtio_gpu_device *vgdev, void *data, uint32_t data_size, uint32_t ctx_id, struct virtio_gpu_object_array *objs, struct virtio_gpu_fence *fence); void virtio_gpu_cmd_transfer_from_host_3d(struct virtio_gpu_device *vgdev, uint32_t ctx_id, uint64_t offset, uint32_t level, uint32_t stride, uint32_t layer_stride, struct drm_virtgpu_3d_box *box, struct virtio_gpu_object_array *objs, struct virtio_gpu_fence *fence); void virtio_gpu_cmd_transfer_to_host_3d(struct virtio_gpu_device *vgdev, uint32_t ctx_id, uint64_t offset, uint32_t level, uint32_t stride, uint32_t layer_stride, struct drm_virtgpu_3d_box *box, struct virtio_gpu_object_array *objs, struct virtio_gpu_fence *fence); void virtio_gpu_cmd_resource_create_3d(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *bo, struct virtio_gpu_object_params *params, struct virtio_gpu_object_array *objs, struct virtio_gpu_fence *fence); void virtio_gpu_ctrl_ack(struct virtqueue *vq); void virtio_gpu_cursor_ack(struct virtqueue *vq); void virtio_gpu_fence_ack(struct virtqueue *vq); void virtio_gpu_dequeue_ctrl_func(struct work_struct *work); void virtio_gpu_dequeue_cursor_func(struct work_struct *work); void virtio_gpu_dequeue_fence_func(struct work_struct *work); void virtio_gpu_notify(struct virtio_gpu_device *vgdev); int virtio_gpu_cmd_resource_assign_uuid(struct virtio_gpu_device *vgdev, struct virtio_gpu_object_array *objs); int virtio_gpu_cmd_map(struct virtio_gpu_device *vgdev, struct virtio_gpu_object_array *objs, uint64_t offset); void virtio_gpu_cmd_unmap(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *bo); void virtio_gpu_cmd_resource_create_blob(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *bo, struct virtio_gpu_object_params *params, struct virtio_gpu_mem_entry *ents, uint32_t nents); void virtio_gpu_cmd_set_scanout_blob(struct virtio_gpu_device *vgdev, uint32_t scanout_id, struct virtio_gpu_object *bo, struct drm_framebuffer *fb, uint32_t width, uint32_t height, uint32_t x, uint32_t y); /* virtgpu_display.c */ int virtio_gpu_modeset_init(struct virtio_gpu_device *vgdev); void virtio_gpu_modeset_fini(struct virtio_gpu_device *vgdev); /* virtgpu_plane.c */ uint32_t virtio_gpu_translate_format(uint32_t drm_fourcc); struct drm_plane *virtio_gpu_plane_init(struct virtio_gpu_device *vgdev, enum drm_plane_type type, int index); /* virtgpu_fence.c */ struct virtio_gpu_fence *virtio_gpu_fence_alloc(struct virtio_gpu_device *vgdev, uint64_t base_fence_ctx, uint32_t ring_idx); void virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev, struct virtio_gpu_ctrl_hdr *cmd_hdr, struct virtio_gpu_fence *fence); void virtio_gpu_fence_event_process(struct virtio_gpu_device *vdev, u64 fence_id); /* virtgpu_object.c */ void virtio_gpu_cleanup_object(struct virtio_gpu_object *bo); struct drm_gem_object *virtio_gpu_create_object(struct drm_device *dev, size_t size); int virtio_gpu_object_create(struct virtio_gpu_device *vgdev, struct virtio_gpu_object_params *params, struct virtio_gpu_object **bo_ptr, struct virtio_gpu_fence *fence); bool virtio_gpu_is_shmem(struct virtio_gpu_object *bo); int virtio_gpu_resource_id_get(struct virtio_gpu_device *vgdev, uint32_t *resid); /* virtgpu_prime.c */ int virtio_gpu_resource_assign_uuid(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *bo); struct dma_buf *virtgpu_gem_prime_export(struct drm_gem_object *obj, int flags); struct drm_gem_object *virtgpu_gem_prime_import(struct drm_device *dev, struct dma_buf *buf); int virtgpu_gem_prime_get_uuid(struct drm_gem_object *obj, uuid_t *uuid); struct drm_gem_object *virtgpu_gem_prime_import_sg_table( struct drm_device *dev, struct dma_buf_attachment *attach, struct sg_table *sgt); /* virtgpu_debugfs.c */ void virtio_gpu_debugfs_init(struct drm_minor *minor); /* virtgpu_vram.c */ bool virtio_gpu_is_vram(struct virtio_gpu_object *bo); int virtio_gpu_vram_create(struct virtio_gpu_device *vgdev, struct virtio_gpu_object_params *params, struct virtio_gpu_object **bo_ptr); struct sg_table *virtio_gpu_vram_map_dma_buf(struct virtio_gpu_object *bo, struct device *dev, enum dma_data_direction dir); void virtio_gpu_vram_unmap_dma_buf(struct device *dev, struct sg_table *sgt, enum dma_data_direction dir); #endif
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