diff options
Diffstat (limited to 'drivers/gpu/drm/virtio/virtgpu_drv.h')
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_drv.h | 101 |
1 files changed, 78 insertions, 23 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h index d9dbc4f258f3..f17660a71a3e 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.h +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h @@ -26,6 +26,7 @@ #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> @@ -34,8 +35,8 @@ #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> @@ -44,7 +45,6 @@ #define DRIVER_NAME "virtio_gpu" #define DRIVER_DESC "virtio GPU" -#define DRIVER_DATE "0" #define DRIVER_MAJOR 0 #define DRIVER_MINOR 1 @@ -54,6 +54,12 @@ #define STATE_OK 1 #define STATE_ERR 2 +#define MAX_CAPSET_ID 63 +#define MAX_RINGS 64 + +/* See virtio_gpu_ctx_create. One additional character for NULL terminator. */ +#define DEBUG_NAME_MAX_LEN 65 + struct virtio_gpu_object_params { unsigned long size; bool dumb; @@ -82,9 +88,11 @@ struct virtio_gpu_object_params { struct virtio_gpu_object { struct drm_gem_shmem_object base; + struct sg_table *sgt; uint32_t hw_res_handle; bool dumb; bool created; + bool attached; bool host3d_blob, guest_blob; uint32_t blob_mem, blob_flags; @@ -96,8 +104,6 @@ struct virtio_gpu_object { struct virtio_gpu_object_shmem { struct virtio_gpu_object base; - struct sg_table *pages; - uint32_t mapped; }; struct virtio_gpu_object_vram { @@ -117,7 +123,7 @@ struct virtio_gpu_object_array { struct ww_acquire_ctx ticket; struct list_head next; u32 nents, total; - struct drm_gem_object *objs[]; + struct drm_gem_object *objs[] __counted_by(total); }; struct virtio_gpu_vbuffer; @@ -134,9 +140,17 @@ struct virtio_gpu_fence_driver { 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; }; @@ -155,6 +169,8 @@ struct virtio_gpu_vbuffer { struct virtio_gpu_object_array *objs; struct list_head list; + + uint32_t seqno; }; struct virtio_gpu_output { @@ -164,7 +180,7 @@ struct virtio_gpu_output { struct drm_encoder enc; struct virtio_gpu_display_one info; struct virtio_gpu_update_cursor cursor; - struct edid *edid; + const struct drm_edid *drm_edid; int cur_x; int cur_y; bool needs_modeset; @@ -179,11 +195,19 @@ struct virtio_gpu_framebuffer { #define to_virtio_gpu_framebuffer(x) \ container_of(x, struct virtio_gpu_framebuffer, base) +struct virtio_gpu_plane_state { + struct drm_plane_state base; + struct virtio_gpu_fence *fence; +}; +#define to_virtio_gpu_plane_state(x) \ + container_of(x, struct virtio_gpu_plane_state, base) + struct virtio_gpu_queue { struct virtqueue *vq; spinlock_t qlock; wait_queue_head_t ack_queue; struct work_struct dequeue_work; + uint32_t seqno; }; struct virtio_gpu_drv_capset { @@ -202,7 +226,6 @@ struct virtio_gpu_drv_cap_cache { }; struct virtio_gpu_device { - struct device *dev; struct drm_device *ddev; struct virtio_device *vdev; @@ -233,6 +256,7 @@ struct virtio_gpu_device { 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; @@ -244,6 +268,7 @@ struct virtio_gpu_device { 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 */ @@ -254,17 +279,23 @@ struct virtio_gpu_device { 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; + char debug_name[DEBUG_NAME_MAX_LEN]; + bool explicit_debug_name; }; /* virtgpu_ioctl.c */ -#define DRM_VIRTIO_NUM_IOCTLS 11 +#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); +int virtio_gpu_init(struct virtio_device *vdev, 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); @@ -278,10 +309,8 @@ void virtio_gpu_gem_object_close(struct drm_gem_object *obj, 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_panic_array_alloc(void); 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); @@ -306,16 +335,27 @@ void virtio_gpu_cmd_create_resource(struct virtio_gpu_device *vgdev, struct virtio_gpu_fence *fence); void virtio_gpu_cmd_unref_resource(struct virtio_gpu_device *vgdev, struct virtio_gpu_object *bo); +int virtio_gpu_panic_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); 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_panic_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_resource_flush(struct virtio_gpu_device *vgdev, uint32_t resource_id, uint32_t x, uint32_t y, - uint32_t width, uint32_t height); + 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, @@ -324,8 +364,10 @@ 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_object_detach(struct virtio_gpu_device *vgdev, + struct virtio_gpu_object *obj, + struct virtio_gpu_fence *fence); +int virtio_gpu_detach_object_fenced(struct virtio_gpu_object *bo); 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); @@ -335,7 +377,8 @@ int virtio_gpu_cmd_get_capset(struct virtio_gpu_device *vgdev, 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); + 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, @@ -373,11 +416,9 @@ virtio_gpu_cmd_resource_create_3d(struct virtio_gpu_device *vgdev, 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_panic_notify(struct virtio_gpu_device *vgdev); void virtio_gpu_notify(struct virtio_gpu_device *vgdev); int @@ -415,8 +456,9 @@ struct drm_plane *virtio_gpu_plane_init(struct virtio_gpu_device *vgdev, int index); /* virtgpu_fence.c */ -struct virtio_gpu_fence *virtio_gpu_fence_alloc( - struct virtio_gpu_device *vgdev); +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); @@ -443,11 +485,13 @@ 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); +int virtgpu_dma_buf_import_sgt(struct virtio_gpu_mem_entry **ents, + unsigned int *nents, + struct virtio_gpu_object *bo, + struct dma_buf_attachment *attach); /* virtgpu_debugfs.c */ void virtio_gpu_debugfs_init(struct drm_minor *minor); @@ -457,4 +501,15 @@ 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); + +/* virtgpu_submit.c */ +int virtio_gpu_execbuffer_ioctl(struct drm_device *dev, void *data, + struct drm_file *file); + #endif |