Function vnic_dev_cmd

dpdk/drivers/net/enic/base/vnic_dev.c:443–493

}

int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
	uint64_t *a0, uint64_t *a1, int wait)
{
	uint64_t args[2];
	bool vf_rep;
	int vf_idx;
	int err;

	vf_rep = false;
	if (vdev->pf_vdev) {
		vf_rep = true;
		vf_idx = vdev->vf_id;
		/* Everything below assumes PF vdev */
		vdev = vdev->pf_vdev;
	}
	if (vdev->lock)
		vdev->lock(vdev->priv);
	/* For VF representor, proxy devcmd to VF index */
	if (vf_rep)
		vnic_dev_cmd_proxy_by_index_start(vdev, vf_idx);

	args[0] = *a0;
	args[1] = *a1;
	memset(vdev->args, 0, sizeof(vdev->args));

	switch (vdev->proxy) {
	case PROXY_BY_INDEX:
		err =  vnic_dev_cmd_proxy(vdev, CMD_PROXY_BY_INDEX, cmd,
				args, ARRAY_SIZE(args), wait);
		break;
	case PROXY_BY_BDF:
		err =  vnic_dev_cmd_proxy(vdev, CMD_PROXY_BY_BDF, cmd,
				args, ARRAY_SIZE(args), wait);
		break;
	case PROXY_NONE:
	default:
		err = vnic_dev_cmd_no_proxy(vdev, cmd, args, 2, wait);
		break;
	}

	if (vf_rep)
		vnic_dev_cmd_proxy_end(vdev);
	if (vdev->unlock)
		vdev->unlock(vdev->priv);
	if (err == 0) {
		*a0 = args[0];
		*a1 = args[1];
	}

	return err;
}

int vnic_dev_cmd_args(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
		      uint64_t *args, int nargs, int wait)