88 static int n2rng_hv_err_trans(unsigned long hv_err)  in n2rng_hv_err_trans()  argument
90 	switch (hv_err) {  in n2rng_hv_err_trans()
112 	unsigned long hv_err, state, ticks, watchdog_delta, watchdog_status;  in n2rng_generic_read_control_v2()  local
116 		hv_err = sun4v_rng_ctl_read_v2(ra, unit, &state,  in n2rng_generic_read_control_v2()
120 		if (hv_err == HV_EOK)  in n2rng_generic_read_control_v2()
123 		if (hv_err == HV_EBUSY) {  in n2rng_generic_read_control_v2()
128 		} else if (hv_err == HV_EWOULDBLOCK) {  in n2rng_generic_read_control_v2()
137 	return hv_err;  in n2rng_generic_read_control_v2()
160 	unsigned long hv_err;  in n2rng_write_ctl_one()  local
163 		hv_err = sun4v_rng_ctl_write_v1(control_ra, state,  in n2rng_write_ctl_one()
166 		hv_err = sun4v_rng_ctl_write_v2(control_ra, state,  in n2rng_write_ctl_one()
168 		if (hv_err == HV_EOK)  in n2rng_write_ctl_one()
169 			hv_err = n2rng_control_settle_v2(np, unit);  in n2rng_write_ctl_one()
173 	return hv_err;  in n2rng_write_ctl_one()
178 	unsigned long ticks, hv_err;  in n2rng_generic_read_data()  local
182 		hv_err = sun4v_rng_data_read(data_ra, &ticks);  in n2rng_generic_read_data()
183 		if (hv_err == HV_EOK)  in n2rng_generic_read_data()
186 		if (hv_err == HV_EWOULDBLOCK) {  in n2rng_generic_read_data()
190 		} else if (hv_err == HV_ENOACCESS) {  in n2rng_generic_read_data()
192 		} else if (hv_err == HV_EIO) {  in n2rng_generic_read_data()
207 	unsigned long hv_err;  in n2rng_read_diag_data_one()  local
210 		hv_err = sun4v_rng_data_read_diag_v1(data_ra, data_len, ticks);  in n2rng_read_diag_data_one()
212 		hv_err = sun4v_rng_data_read_diag_v2(data_ra, data_len,  in n2rng_read_diag_data_one()
217 	return hv_err;  in n2rng_read_diag_data_one()
225 	unsigned long ticks, hv_err;  in n2rng_generic_read_diag_data()  local
229 		hv_err = n2rng_read_diag_data_one(np, unit,  in n2rng_generic_read_diag_data()
232 		if (hv_err == HV_EOK)  in n2rng_generic_read_diag_data()
235 		if (hv_err == HV_EWOULDBLOCK) {  in n2rng_generic_read_diag_data()
239 		} else if (hv_err == HV_ENOACCESS) {  in n2rng_generic_read_diag_data()
241 		} else if (hv_err == HV_EIO) {  in n2rng_generic_read_diag_data()
254 	unsigned long hv_err, ticks;  in n2rng_generic_write_control()  local
258 		hv_err = n2rng_write_ctl_one(np, unit, state, control_ra,  in n2rng_generic_write_control()
260 		if (hv_err == HV_EOK)  in n2rng_generic_write_control()
263 		if (hv_err == HV_EWOULDBLOCK) {  in n2rng_generic_write_control()
267 		} else if (hv_err == HV_EBUSY) {  in n2rng_generic_write_control()
281 	unsigned long hv_err;  in n2rng_try_read_ctl()  local
285 		hv_err = sun4v_rng_get_diag_ctl();  in n2rng_try_read_ctl()
292 		hv_err = sun4v_rng_ctl_read_v2(0UL, ~0UL, &x, &x, &x, &x);  in n2rng_try_read_ctl()
293 		switch (hv_err) {  in n2rng_try_read_ctl()
298 			hv_err = HV_EOK;  in n2rng_try_read_ctl()
303 	return n2rng_hv_err_trans(hv_err);  in n2rng_try_read_ctl()