87 static int n2rng_hv_err_trans(unsigned long hv_err)  in n2rng_hv_err_trans()  argument
89 	switch (hv_err) {  in n2rng_hv_err_trans()
111 	unsigned long hv_err, state, ticks, watchdog_delta, watchdog_status;  in n2rng_generic_read_control_v2()  local
115 		hv_err = sun4v_rng_ctl_read_v2(ra, unit, &state,  in n2rng_generic_read_control_v2()
119 		if (hv_err == HV_EOK)  in n2rng_generic_read_control_v2()
122 		if (hv_err == HV_EBUSY) {  in n2rng_generic_read_control_v2()
127 		} else if (hv_err == HV_EWOULDBLOCK) {  in n2rng_generic_read_control_v2()
136 	return hv_err;  in n2rng_generic_read_control_v2()
159 	unsigned long hv_err;  in n2rng_write_ctl_one()  local
162 		hv_err = sun4v_rng_ctl_write_v1(control_ra, state,  in n2rng_write_ctl_one()
165 		hv_err = sun4v_rng_ctl_write_v2(control_ra, state,  in n2rng_write_ctl_one()
167 		if (hv_err == HV_EOK)  in n2rng_write_ctl_one()
168 			hv_err = n2rng_control_settle_v2(np, unit);  in n2rng_write_ctl_one()
172 	return hv_err;  in n2rng_write_ctl_one()
177 	unsigned long ticks, hv_err;  in n2rng_generic_read_data()  local
181 		hv_err = sun4v_rng_data_read(data_ra, &ticks);  in n2rng_generic_read_data()
182 		if (hv_err == HV_EOK)  in n2rng_generic_read_data()
185 		if (hv_err == HV_EWOULDBLOCK) {  in n2rng_generic_read_data()
189 		} else if (hv_err == HV_ENOACCESS) {  in n2rng_generic_read_data()
191 		} else if (hv_err == HV_EIO) {  in n2rng_generic_read_data()
206 	unsigned long hv_err;  in n2rng_read_diag_data_one()  local
209 		hv_err = sun4v_rng_data_read_diag_v1(data_ra, data_len, ticks);  in n2rng_read_diag_data_one()
211 		hv_err = sun4v_rng_data_read_diag_v2(data_ra, data_len,  in n2rng_read_diag_data_one()
216 	return hv_err;  in n2rng_read_diag_data_one()
224 	unsigned long ticks, hv_err;  in n2rng_generic_read_diag_data()  local
228 		hv_err = n2rng_read_diag_data_one(np, unit,  in n2rng_generic_read_diag_data()
231 		if (hv_err == HV_EOK)  in n2rng_generic_read_diag_data()
234 		if (hv_err == HV_EWOULDBLOCK) {  in n2rng_generic_read_diag_data()
238 		} else if (hv_err == HV_ENOACCESS) {  in n2rng_generic_read_diag_data()
240 		} else if (hv_err == HV_EIO) {  in n2rng_generic_read_diag_data()
253 	unsigned long hv_err, ticks;  in n2rng_generic_write_control()  local
257 		hv_err = n2rng_write_ctl_one(np, unit, state, control_ra,  in n2rng_generic_write_control()
259 		if (hv_err == HV_EOK)  in n2rng_generic_write_control()
262 		if (hv_err == HV_EWOULDBLOCK) {  in n2rng_generic_write_control()
266 		} else if (hv_err == HV_EBUSY) {  in n2rng_generic_write_control()
280 	unsigned long hv_err;  in n2rng_try_read_ctl()  local
284 		hv_err = sun4v_rng_get_diag_ctl();  in n2rng_try_read_ctl()
291 		hv_err = sun4v_rng_ctl_read_v2(0UL, ~0UL, &x, &x, &x, &x);  in n2rng_try_read_ctl()
292 		switch (hv_err) {  in n2rng_try_read_ctl()
297 			hv_err = HV_EOK;  in n2rng_try_read_ctl()
302 	return n2rng_hv_err_trans(hv_err);  in n2rng_try_read_ctl()