| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Dave Airlie | 1308 | 73.32% | 3 | 10.71% |
| Gerd Hoffmann | 395 | 22.14% | 11 | 39.29% |
| Robert Foss | 25 | 1.40% | 1 | 3.57% |
| Jiandi An | 25 | 1.40% | 1 | 3.57% |
| Ezequiel García | 9 | 0.50% | 1 | 3.57% |
| Gustavo Padovan | 5 | 0.28% | 2 | 7.14% |
| Masahiro Yamada | 4 | 0.22% | 1 | 3.57% |
| Matthew Wilcox | 4 | 0.22% | 1 | 3.57% |
| Laurent Pinchart | 3 | 0.17% | 1 | 3.57% |
| Thomas Zimmermann | 2 | 0.11% | 2 | 7.14% |
| rodrigosiqueira | 1 | 0.06% | 1 | 3.57% |
| Gabriel Krisman Bertazi | 1 | 0.06% | 1 | 3.57% |
| Chris Wilson | 1 | 0.06% | 1 | 3.57% |
| Ville Syrjälä | 1 | 0.06% | 1 | 3.57% |
| Total | 1784 | 28 |
/* * 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/virtio.h> #include <linux/virtio_ids.h> #include <linux/virtio_config.h> #include <linux/virtio_gpu.h> #include <drm/drmP.h> #include <drm/drm_gem.h> #include <drm/drm_atomic.h> #include <drm/drm_crtc_helper.h> #include <drm/drm_encoder.h> #include <drm/drm_fb_helper.h> #include <drm/ttm/ttm_bo_api.h> #include <drm/ttm/ttm_bo_driver.h> #include <drm/ttm/ttm_placement.h> #include <drm/ttm/ttm_module.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 /* virtgpu_drm_bus.c */ int drm_virtio_init(struct drm_driver *driver, struct virtio_device *vdev); struct virtio_gpu_object { struct drm_gem_object gem_base; uint32_t hw_res_handle; struct sg_table *pages; uint32_t mapped; void *vmap; bool dumb; struct ttm_place placement_code; struct ttm_placement placement; struct ttm_buffer_object tbo; struct ttm_bo_kmap_obj kmap; bool created; }; #define gem_to_virtio_gpu_obj(gobj) \ container_of((gobj), struct virtio_gpu_object, gem_base) 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_seq; uint64_t sync_seq; uint64_t context; struct list_head fences; spinlock_t lock; }; struct virtio_gpu_fence { struct dma_fence f; struct virtio_gpu_fence_driver *drv; struct list_head node; uint64_t seq; }; #define to_virtio_fence(x) \ container_of(x, struct virtio_gpu_fence, f) 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; 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 enabled; }; #define drm_crtc_to_virtio_gpu_output(x) \ container_of(x, struct virtio_gpu_output, crtc) #define drm_connector_to_virtio_gpu_output(x) \ container_of(x, struct virtio_gpu_output, conn) #define drm_encoder_to_virtio_gpu_output(x) \ container_of(x, struct virtio_gpu_output, enc) struct virtio_gpu_framebuffer { struct drm_framebuffer base; int x1, y1, x2, y2; /* dirty rect */ spinlock_t dirty_lock; uint32_t hw_res_handle; struct virtio_gpu_fence *fence; }; #define to_virtio_gpu_framebuffer(x) \ container_of(x, struct virtio_gpu_framebuffer, base) struct virtio_gpu_fbdev { struct drm_fb_helper helper; struct virtio_gpu_framebuffer vgfb; struct virtio_gpu_device *vgdev; struct delayed_work work; }; struct virtio_gpu_mman { struct ttm_bo_device bdev; }; struct virtio_gpu_fbdev; 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_mman mman; /* pointer to fbdev info structure */ struct virtio_gpu_fbdev *vgfbdev; 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; bool vqs_ready; 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; struct work_struct config_changed_work; struct virtio_gpu_drv_capset *capsets; uint32_t num_capsets; struct list_head cap_cache; }; struct virtio_gpu_fpriv { uint32_t ctx_id; }; /* virtio_ioctl.c */ #define DRM_VIRTIO_NUM_IOCTLS 10 extern struct drm_ioctl_desc virtio_gpu_ioctls[DRM_VIRTIO_NUM_IOCTLS]; /* virtio_kms.c */ int virtio_gpu_driver_load(struct drm_device *dev, unsigned long flags); void virtio_gpu_driver_unload(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); /* virtio_gem.c */ void virtio_gpu_gem_free_object(struct drm_gem_object *gem_obj); int virtio_gpu_gem_init(struct virtio_gpu_device *vgdev); void virtio_gpu_gem_fini(struct virtio_gpu_device *vgdev); int virtio_gpu_gem_create(struct drm_file *file, struct drm_device *dev, uint64_t size, struct drm_gem_object **obj_p, uint32_t *handle_p); 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); struct virtio_gpu_object *virtio_gpu_alloc_object(struct drm_device *dev, size_t size, bool kernel, bool pinned); 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); /* virtio_fb */ #define VIRTIO_GPUFB_CONN_LIMIT 1 int virtio_gpu_fbdev_init(struct virtio_gpu_device *vgdev); void virtio_gpu_fbdev_fini(struct virtio_gpu_device *vgdev); int virtio_gpu_surface_dirty(struct virtio_gpu_framebuffer *qfb, struct drm_clip_rect *clips, unsigned int num_clips); /* virtio vg */ 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, uint32_t format, uint32_t width, uint32_t height); void virtio_gpu_cmd_unref_resource(struct virtio_gpu_device *vgdev, uint32_t resource_id); void virtio_gpu_cmd_transfer_to_host_2d(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *bo, uint64_t offset, __le32 width, __le32 height, __le32 x, __le32 y, 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); 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); int virtio_gpu_object_attach(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *obj, struct virtio_gpu_fence *fence); void virtio_gpu_object_detach(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *obj); 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 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, uint32_t resource_id); void virtio_gpu_cmd_context_detach_resource(struct virtio_gpu_device *vgdev, uint32_t ctx_id, uint32_t resource_id); void virtio_gpu_cmd_submit(struct virtio_gpu_device *vgdev, void *data, uint32_t data_size, uint32_t ctx_id, struct virtio_gpu_fence *fence); void virtio_gpu_cmd_transfer_from_host_3d(struct virtio_gpu_device *vgdev, uint32_t resource_id, uint32_t ctx_id, uint64_t offset, uint32_t level, struct virtio_gpu_box *box, struct virtio_gpu_fence *fence); void virtio_gpu_cmd_transfer_to_host_3d(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *bo, uint32_t ctx_id, uint64_t offset, uint32_t level, struct virtio_gpu_box *box, 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_resource_create_3d *rc_3d); 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); /* virtio_gpu_display.c */ int virtio_gpu_framebuffer_init(struct drm_device *dev, struct virtio_gpu_framebuffer *vgfb, const struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object *obj); int virtio_gpu_modeset_init(struct virtio_gpu_device *vgdev); void virtio_gpu_modeset_fini(struct virtio_gpu_device *vgdev); /* virtio_gpu_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); /* virtio_gpu_ttm.c */ int virtio_gpu_ttm_init(struct virtio_gpu_device *vgdev); void virtio_gpu_ttm_fini(struct virtio_gpu_device *vgdev); int virtio_gpu_mmap(struct file *filp, struct vm_area_struct *vma); /* virtio_gpu_fence.c */ struct virtio_gpu_fence *virtio_gpu_fence_alloc( struct virtio_gpu_device *vgdev); void virtio_gpu_fence_cleanup(struct virtio_gpu_fence *fence); int 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 last_seq); /* virtio_gpu_object */ int virtio_gpu_object_create(struct virtio_gpu_device *vgdev, unsigned long size, bool kernel, bool pinned, struct virtio_gpu_object **bo_ptr); void virtio_gpu_object_kunmap(struct virtio_gpu_object *bo); int virtio_gpu_object_kmap(struct virtio_gpu_object *bo); int virtio_gpu_object_get_sg_table(struct virtio_gpu_device *qdev, struct virtio_gpu_object *bo); void virtio_gpu_object_free_sg_table(struct virtio_gpu_object *bo); int virtio_gpu_object_wait(struct virtio_gpu_object *bo, bool no_wait); /* virtgpu_prime.c */ int virtgpu_gem_prime_pin(struct drm_gem_object *obj); void virtgpu_gem_prime_unpin(struct drm_gem_object *obj); void *virtgpu_gem_prime_vmap(struct drm_gem_object *obj); void virtgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); int virtgpu_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma); static inline struct virtio_gpu_object* virtio_gpu_object_ref(struct virtio_gpu_object *bo) { ttm_bo_get(&bo->tbo); return bo; } static inline void virtio_gpu_object_unref(struct virtio_gpu_object **bo) { struct ttm_buffer_object *tbo; if ((*bo) == NULL) return; tbo = &((*bo)->tbo); ttm_bo_put(tbo); *bo = NULL; } static inline u64 virtio_gpu_object_mmap_offset(struct virtio_gpu_object *bo) { return drm_vma_node_offset_addr(&bo->tbo.vma_node); } static inline int virtio_gpu_object_reserve(struct virtio_gpu_object *bo, bool no_wait) { int r; r = ttm_bo_reserve(&bo->tbo, true, no_wait, NULL); if (unlikely(r != 0)) { if (r != -ERESTARTSYS) { struct virtio_gpu_device *qdev = bo->gem_base.dev->dev_private; dev_err(qdev->dev, "%p reserve failed\n", bo); } return r; } return 0; } static inline void virtio_gpu_object_unreserve(struct virtio_gpu_object *bo) { ttm_bo_unreserve(&bo->tbo); } /* virgl debufs */ int virtio_gpu_debugfs_init(struct drm_minor *minor); #endif
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