22 /* Enable the RNG hardware and activate the VF */
26 	struct	cavium_rng_pf *rng;  in cavium_rng_probe()  local
29 	rng = devm_kzalloc(&pdev->dev, sizeof(*rng), GFP_KERNEL);  in cavium_rng_probe()
30 	if (!rng)  in cavium_rng_probe()
33 	/*Map the RNG control */  in cavium_rng_probe()
34 	rng->control_status = pcim_iomap(pdev, 0, 0);  in cavium_rng_probe()
35 	if (!rng->control_status) {  in cavium_rng_probe()
41 	/* Enable the RNG hardware and entropy source */  in cavium_rng_probe()
43 		rng->control_status);  in cavium_rng_probe()
45 	pci_set_drvdata(pdev, rng);  in cavium_rng_probe()
47 	/* Enable the Cavium RNG as a VF */  in cavium_rng_probe()
50 		/* Disable the RNG hardware and entropy source */  in cavium_rng_probe()
51 		writeq(0, rng->control_status);  in cavium_rng_probe()
53 			"Error initializing RNG virtual function,(%i).\n",  in cavium_rng_probe()
61 /* Disable VF and RNG Hardware */
64 	struct cavium_rng_pf *rng;  in cavium_rng_remove()  local
66 	rng = pci_get_drvdata(pdev);  in cavium_rng_remove()
71 	/* Disable the RNG hardware and entropy source */  in cavium_rng_remove()
72 	writeq(0, rng->control_status);  in cavium_rng_remove()