162 	struct grfans_unit *unitp;  in grfans_do_attach()  local
181 	unitp = ddi_get_soft_state(grfans_soft_statep, instance);  in grfans_do_attach()
182 	if (unitp == NULL)  in grfans_do_attach()
198 	    (caddr_t *)&unitp->cpufan_reg,  in grfans_do_attach()
199 	    3, 1, &attr, &unitp->cpufan_rhandle) != DDI_SUCCESS) {  in grfans_do_attach()
207 	    (caddr_t *)&unitp->sysfan_reg,  in grfans_do_attach()
208 	    0, 1, &attr, &unitp->sysfan_rhandle) != DDI_SUCCESS) {  in grfans_do_attach()
211 		ddi_regs_map_free(&unitp->cpufan_rhandle);  in grfans_do_attach()
221 		ddi_regs_map_free(&unitp->cpufan_rhandle);  in grfans_do_attach()
222 		ddi_regs_map_free(&unitp->sysfan_rhandle);  in grfans_do_attach()
234 		ddi_regs_map_free(&unitp->cpufan_rhandle);  in grfans_do_attach()
235 		ddi_regs_map_free(&unitp->sysfan_rhandle);  in grfans_do_attach()
242 	mutex_init(&unitp->mutex, NULL, MUTEX_DRIVER, NULL);  in grfans_do_attach()
265 	struct grfans_unit *unitp;  in grfans_do_detach()  local
269 	unitp = ddi_get_soft_state(grfans_soft_statep, instance);  in grfans_do_detach()
272 	ddi_regs_map_free(&unitp->cpufan_rhandle);  in grfans_do_detach()
273 	ddi_regs_map_free(&unitp->sysfan_rhandle);  in grfans_do_detach()
275 	mutex_destroy(&unitp->mutex);  in grfans_do_detach()
301 	struct grfans_unit *unitp;  in grfans_open()  local
319 	unitp = ddi_get_soft_state(grfans_soft_statep, instance);  in grfans_open()
320 	if (unitp == NULL) {  in grfans_open()
332 	mutex_enter(&unitp->mutex);  in grfans_open()
335 		if (unitp->oflag[channel] != 0)  in grfans_open()
338 			unitp->oflag[channel] = FEXCL;  in grfans_open()
340 		if (unitp->oflag[channel] == FEXCL)  in grfans_open()
343 			unitp->oflag[channel] = (uint16_t)FOPEN;  in grfans_open()
346 	mutex_exit(&unitp->mutex);  in grfans_open()
355 	struct grfans_unit *unitp;  in grfans_close()  local
362 	unitp = ddi_get_soft_state(grfans_soft_statep, instance);  in grfans_close()
363 	if (unitp == NULL)  in grfans_close()
368 	unitp->oflag[channel] = 0;  in grfans_close()
390 	struct grfans_unit *unitp;  in grfans_io()  local
403 	unitp = ddi_get_soft_state(grfans_soft_statep, instance);  in grfans_io()
405 	if (unitp == NULL)  in grfans_io()
409 		outputaddr = &unitp->cpufan_output;  in grfans_io()
411 		outputaddr = &unitp->sysfan_output;  in grfans_io()
451 				reg = ddi_get8(unitp->cpufan_rhandle,  in grfans_io()
452 				    unitp->cpufan_reg);  in grfans_io()
454 				ddi_put8(unitp->cpufan_rhandle,  in grfans_io()
455 				    unitp->cpufan_reg, reg);  in grfans_io()
456 				(void) ddi_get8(unitp->cpufan_rhandle,  in grfans_io()
457 				    unitp->cpufan_reg);  in grfans_io()
462 					    (void *)unitp->cpufan_reg);  in grfans_io()
479 				ddi_put8(unitp->sysfan_rhandle,  in grfans_io()
480 				    unitp->sysfan_reg,  in grfans_io()
482 				(void) ddi_get8(unitp->sysfan_rhandle,  in grfans_io()
483 				    unitp->sysfan_reg);  in grfans_io()
487 					    (void *)unitp->sysfan_reg);  in grfans_io()