3  * VDPA networking device simulator.
26 #include <linux/vdpa.h>
34 #define DRV_DESC     "vDPA Device Simulator"
72 	struct vdpa_device vdpa;  member
106 static struct vdpasim *vdpa_to_sim(struct vdpa_device *vdpa)  in vdpa_to_sim()  argument
108 	return container_of(vdpa, struct vdpasim, vdpa);  in vdpa_to_sim()
113 	struct vdpa_device *vdpa = dev_to_vdpa(dev);  in dev_to_sim()  local
115 	return vdpa_to_sim(vdpa);  in dev_to_sim()
360 	vdpasim = vdpa_alloc_device(struct vdpasim, vdpa, NULL, ops, VDPASIM_VQ_NUM);  in vdpasim_create()
368 	dev = &vdpasim->vdpa.dev;  in vdpasim_create()
395 	vdpasim->vdpa.dma_dev = dev;  in vdpasim_create()
396 	ret = vdpa_register_device(&vdpasim->vdpa);  in vdpasim_create()
408 static int vdpasim_set_vq_address(struct vdpa_device *vdpa, u16 idx,  in vdpasim_set_vq_address()  argument
412 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_set_vq_address()
422 static void vdpasim_set_vq_num(struct vdpa_device *vdpa, u16 idx, u32 num)  in vdpasim_set_vq_num()  argument
424 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_set_vq_num()
430 static void vdpasim_kick_vq(struct vdpa_device *vdpa, u16 idx)  in vdpasim_kick_vq()  argument
432 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_kick_vq()
439 static void vdpasim_set_vq_cb(struct vdpa_device *vdpa, u16 idx,  in vdpasim_set_vq_cb()  argument
442 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_set_vq_cb()
449 static void vdpasim_set_vq_ready(struct vdpa_device *vdpa, u16 idx, bool ready)  in vdpasim_set_vq_ready()  argument
451 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_set_vq_ready()
461 static bool vdpasim_get_vq_ready(struct vdpa_device *vdpa, u16 idx)  in vdpasim_get_vq_ready()  argument
463 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_get_vq_ready()
469 static int vdpasim_set_vq_state(struct vdpa_device *vdpa, u16 idx,  in vdpasim_set_vq_state()  argument
472 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_set_vq_state()
483 static int vdpasim_get_vq_state(struct vdpa_device *vdpa, u16 idx,  in vdpasim_get_vq_state()  argument
486 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_get_vq_state()
494 static u32 vdpasim_get_vq_align(struct vdpa_device *vdpa)  in vdpasim_get_vq_align()  argument
499 static u64 vdpasim_get_features(struct vdpa_device *vdpa)  in vdpasim_get_features()  argument
504 static int vdpasim_set_features(struct vdpa_device *vdpa, u64 features)  in vdpasim_set_features()  argument
506 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_set_features()
526 static void vdpasim_set_config_cb(struct vdpa_device *vdpa,  in vdpasim_set_config_cb()  argument
532 static u16 vdpasim_get_vq_num_max(struct vdpa_device *vdpa)  in vdpasim_get_vq_num_max()  argument
537 static u32 vdpasim_get_device_id(struct vdpa_device *vdpa)  in vdpasim_get_device_id()  argument
542 static u32 vdpasim_get_vendor_id(struct vdpa_device *vdpa)  in vdpasim_get_vendor_id()  argument
547 static u8 vdpasim_get_status(struct vdpa_device *vdpa)  in vdpasim_get_status()  argument
549 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_get_status()
559 static void vdpasim_set_status(struct vdpa_device *vdpa, u8 status)  in vdpasim_set_status()  argument
561 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_set_status()
570 static void vdpasim_get_config(struct vdpa_device *vdpa, unsigned int offset,  in vdpasim_get_config()  argument
573 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_get_config()
579 static void vdpasim_set_config(struct vdpa_device *vdpa, unsigned int offset,  in vdpasim_set_config()  argument
585 static u32 vdpasim_get_generation(struct vdpa_device *vdpa)  in vdpasim_get_generation()  argument
587 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_get_generation()
592 static struct vdpa_iova_range vdpasim_get_iova_range(struct vdpa_device *vdpa)  in vdpasim_get_iova_range()  argument
602 static int vdpasim_set_map(struct vdpa_device *vdpa,  in vdpasim_set_map()  argument
605 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_set_map()
629 static int vdpasim_dma_map(struct vdpa_device *vdpa, u64 iova, u64 size,  in vdpasim_dma_map()  argument
632 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_dma_map()
643 static int vdpasim_dma_unmap(struct vdpa_device *vdpa, u64 iova, u64 size)  in vdpasim_dma_unmap()  argument
645 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_dma_unmap()
654 static void vdpasim_free(struct vdpa_device *vdpa)  in vdpasim_free()  argument
656 	struct vdpasim *vdpasim = vdpa_to_sim(vdpa);  in vdpasim_free()
729 	struct vdpa_device *vdpa = &vdpasim_dev->vdpa;  in vdpasim_dev_exit()  local
731 	vdpa_unregister_device(vdpa);  in vdpasim_dev_exit()