virtio-gpu: add 3d/virgl support
Add the bits needed for opengl rendering support: query
capabilities, new virtio commands, drm ioctls.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h
index 6d4db2db..2719108 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
@@ -146,6 +146,21 @@
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;
@@ -179,7 +194,13 @@
struct idr ctx_id_idr;
spinlock_t ctx_id_idr_lock;
+ bool has_virgl_3d;
+
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 {
@@ -193,6 +214,8 @@
/* virtio_kms.c */
int virtio_gpu_driver_load(struct drm_device *dev, unsigned long flags);
int 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);
@@ -203,6 +226,10 @@
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);
@@ -260,10 +287,43 @@
int virtio_gpu_cmd_get_display_info(struct virtio_gpu_device *vgdev);
void virtio_gpu_cmd_resource_inval_backing(struct virtio_gpu_device *vgdev,
uint32_t resource_id);
+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);
+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,
+ 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_resource_create_3d(struct virtio_gpu_device *vgdev,
+ struct virtio_gpu_resource_create_3d *rc_3d,
+ 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);
/* virtio_gpu_display.c */
int virtio_gpu_framebuffer_init(struct drm_device *dev,