440 	u8				iso_ctrl;  member
834 	u8 status, fifo_bytes, iso_ctrl;  in trf7970a_irq()  local
914 			iso_ctrl = trf->iso_ctrl;  in trf7970a_irq()
919 				iso_ctrl |= TRF7970A_ISO_CTRL_RX_CRC_N;  in trf7970a_irq()
920 				trf->iso_ctrl = 0xff; /* Force ISO_CTRL write */  in trf7970a_irq()
924 				iso_ctrl &= ~TRF7970A_ISO_CTRL_RX_CRC_N;  in trf7970a_irq()
925 				trf->iso_ctrl = 0xff; /* Force ISO_CTRL write */  in trf7970a_irq()
941 			if (iso_ctrl != trf->iso_ctrl) {  in trf7970a_irq()
943 						iso_ctrl);  in trf7970a_irq()
947 				trf->iso_ctrl = iso_ctrl;  in trf7970a_irq()
1073 	trf->iso_ctrl = 0xff;  in trf7970a_init()
1215 	if (trf->iso_ctrl == 0xff)  in trf7970a_in_config_rf_tech()
1256 	u8 iso_ctrl = trf->iso_ctrl_tech;  in trf7970a_in_config_framing()  local
1266 		iso_ctrl |= TRF7970A_ISO_CTRL_RX_CRC_N;  in trf7970a_in_config_framing()
1279 		iso_ctrl &= ~TRF7970A_ISO_CTRL_RX_CRC_N;  in trf7970a_in_config_framing()
1283 		iso_ctrl |= TRF7970A_ISO_CTRL_RX_CRC_N;  in trf7970a_in_config_framing()
1301 	if (iso_ctrl != trf->iso_ctrl) {  in trf7970a_in_config_framing()
1302 		ret = trf7970a_write(trf, TRF7970A_ISO_CTRL, iso_ctrl);  in trf7970a_in_config_framing()
1306 		trf->iso_ctrl = iso_ctrl;  in trf7970a_in_config_framing()
1385 	u8 special_fcn_reg1, iso_ctrl;  in trf7970a_per_cmd_config()  local
1415 		iso_ctrl = trf->iso_ctrl & ~TRF7970A_ISO_CTRL_RFID_SPEED_MASK;  in trf7970a_per_cmd_config()
1419 			iso_ctrl |= TRF7970A_ISO_CTRL_15693_SGL_1OF4_662;  in trf7970a_per_cmd_config()
1422 			iso_ctrl |= TRF7970A_ISO_CTRL_15693_DBL_1OF4_667a;  in trf7970a_per_cmd_config()
1425 			iso_ctrl |= TRF7970A_ISO_CTRL_15693_SGL_1OF4_2648;  in trf7970a_per_cmd_config()
1429 			iso_ctrl |= TRF7970A_ISO_CTRL_15693_DBL_1OF4_2669;  in trf7970a_per_cmd_config()
1433 		if (iso_ctrl != trf->iso_ctrl) {  in trf7970a_per_cmd_config()
1434 			ret = trf7970a_write(trf, TRF7970A_ISO_CTRL, iso_ctrl);  in trf7970a_per_cmd_config()
1438 			trf->iso_ctrl = iso_ctrl;  in trf7970a_per_cmd_config()
1597 			(trf->iso_ctrl_tech != trf->iso_ctrl)) {  in trf7970a_tg_config_rf_tech()
1601 		trf->iso_ctrl = trf->iso_ctrl_tech;  in trf7970a_tg_config_rf_tech()
1615 	u8 iso_ctrl = trf->iso_ctrl_tech;  in trf7970a_tg_config_framing()  local
1623 		iso_ctrl |= TRF7970A_ISO_CTRL_RX_CRC_N;  in trf7970a_tg_config_framing()
1629 		iso_ctrl = trf->iso_ctrl; /* Don't write to ISO_CTRL yet */  in trf7970a_tg_config_framing()
1633 		iso_ctrl &= ~TRF7970A_ISO_CTRL_RX_CRC_N;  in trf7970a_tg_config_framing()
1637 		iso_ctrl &= ~TRF7970A_ISO_CTRL_RX_CRC_N;  in trf7970a_tg_config_framing()
1646 	if (iso_ctrl != trf->iso_ctrl) {  in trf7970a_tg_config_framing()
1647 		ret = trf7970a_write(trf, TRF7970A_ISO_CTRL, iso_ctrl);  in trf7970a_tg_config_framing()
1651 		trf->iso_ctrl = iso_ctrl;  in trf7970a_tg_config_framing()