iio/adc/twl4030-madc.c

123  * @method:	RT, SW1, SW2
124  * @type:	Polling or interrupt based method
133 	u16 method;
184 	req.method = madc->use_second_irq ? TWL4030_MADC_SW2 : TWL4030_MADC_SW1;
468 	const struct twl4030_madc_conversion_method *method;
497 		/* No pending results for this method, move to next one */
500 		method = &twl4030_conversion_methods[r->method];
502 		twl4030_madc_read_channels(madc, method->rbase,
521 		method = &twl4030_conversion_methods[r->method];
523 		twl4030_madc_read_channels(madc, method->rbase,
545 	const struct twl4030_madc_conversion_method *method;
551 	method = &twl4030_conversion_methods[conv_method];
553 			       method->ctrl);
556 			method->ctrl);
607 	const struct twl4030_madc_conversion_method *method;
614 	if (req->method < TWL4030_MADC_RT || req->method > TWL4030_MADC_SW2) {
619 	if (twl4030_madc->requests[req->method].active) {
623 	method = &twl4030_conversion_methods[req->method];
625 	ret = twl_i2c_write_u16(TWL4030_MODULE_MADC, req->channels, method->sel);
628 			"unable to write sel register 0x%X\n", method->sel);
634 				       method->avg);
638 				method->avg);
642 	/* With RT method we should not be here anymore */
643 	if (req->method == TWL4030_MADC_RT) {
647 	ret = twl4030_madc_start_conversion(twl4030_madc, req->method);
650 	twl4030_madc->requests[req->method].active = true;
652 	ret = twl4030_madc_wait_conversion_ready(twl4030_madc, 5, method->ctrl);
654 		twl4030_madc->requests[req->method].active = false;
657 	ret = twl4030_madc_read_channels(twl4030_madc, method->rbase,
659 	twl4030_madc->requests[req->method].active = false;