298 #define __pr_trace(pr, p, fmt, ...)					\  argument
300 	   ({ const struct parport *__p = (p);				\
303 #define pr_trace(p, fmt, ...)	__pr_trace(pr_debug, p, fmt , ##__VA_ARGS__)  argument
304 #define pr_trace1(p, fmt, ...)	__pr_trace(pr_debug1, p, fmt , ##__VA_ARGS__)  argument
316 #define pr_probe(p, fmt, ...)						\  argument
317 	__pr_probe(KERN_INFO PPIP32 "0x%lx: " fmt, (p)->base , ##__VA_ARGS__)
331 static void parport_ip32_dump_state(struct parport *p, char *str,  in parport_ip32_dump_state()  argument
334 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_dump_state()
337 	printk(KERN_DEBUG PPIP32 "%s: state (%s):\n", p->name, str);  in parport_ip32_dump_state()
453 #define CHECK_EXTRA_BITS(p, b, m)					\  argument
459 				  (p)->name, __func__, #b, __b, __m);	\
763 static inline void parport_ip32_wakeup(struct parport *p)  in parport_ip32_wakeup()  argument
765 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_wakeup()
779 	struct parport * const p = dev_id;  in parport_ip32_interrupt()  local
780 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_interrupt()
788 		parport_ip32_wakeup(p);  in parport_ip32_interrupt()
801 static inline unsigned int parport_ip32_read_econtrol(struct parport *p)  in parport_ip32_read_econtrol()  argument
803 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_read_econtrol()
812 static inline void parport_ip32_write_econtrol(struct parport *p,  in parport_ip32_write_econtrol()  argument
815 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_write_econtrol()
828 static inline void parport_ip32_frob_econtrol(struct parport *p,  in parport_ip32_frob_econtrol()  argument
833 	c = (parport_ip32_read_econtrol(p) & ~mask) ^ val;  in parport_ip32_frob_econtrol()
834 	parport_ip32_write_econtrol(p, c);  in parport_ip32_frob_econtrol()
845 static void parport_ip32_set_mode(struct parport *p, unsigned int mode)  in parport_ip32_set_mode()  argument
850 	omode = parport_ip32_read_econtrol(p) & ECR_MODE_MASK;  in parport_ip32_set_mode()
856 		parport_ip32_write_econtrol(p, ecr);  in parport_ip32_set_mode()
858 	parport_ip32_write_econtrol(p, mode | ECR_nERRINTR | ECR_SERVINTR);  in parport_ip32_set_mode()
867 static inline unsigned char parport_ip32_read_data(struct parport *p)  in parport_ip32_read_data()  argument
869 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_read_data()
878 static inline void parport_ip32_write_data(struct parport *p, unsigned char d)  in parport_ip32_write_data()  argument
880 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_write_data()
888 static inline unsigned char parport_ip32_read_status(struct parport *p)  in parport_ip32_read_status()  argument
890 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_read_status()
898 static inline unsigned int __parport_ip32_read_control(struct parport *p)  in __parport_ip32_read_control()  argument
900 	struct parport_ip32_private * const priv = p->physport->private_data;  in __parport_ip32_read_control()
909 static inline void __parport_ip32_write_control(struct parport *p,  in __parport_ip32_write_control()  argument
912 	struct parport_ip32_private * const priv = p->physport->private_data;  in __parport_ip32_write_control()
913 	CHECK_EXTRA_BITS(p, c, priv->dcr_writable);  in __parport_ip32_write_control()
929 static inline void __parport_ip32_frob_control(struct parport *p,  in __parport_ip32_frob_control()  argument
934 	c = (__parport_ip32_read_control(p) & ~mask) ^ val;  in __parport_ip32_frob_control()
935 	__parport_ip32_write_control(p, c);  in __parport_ip32_frob_control()
945 static inline unsigned char parport_ip32_read_control(struct parport *p)  in parport_ip32_read_control()  argument
949 	return __parport_ip32_read_control(p) & rm;  in parport_ip32_read_control()
960 static inline void parport_ip32_write_control(struct parport *p,  in parport_ip32_write_control()  argument
965 	CHECK_EXTRA_BITS(p, c, wm);  in parport_ip32_write_control()
966 	__parport_ip32_frob_control(p, wm, c & wm);  in parport_ip32_write_control()
978 static inline unsigned char parport_ip32_frob_control(struct parport *p,  in parport_ip32_frob_control()  argument
984 	CHECK_EXTRA_BITS(p, mask, wm);  in parport_ip32_frob_control()
985 	CHECK_EXTRA_BITS(p, val, wm);  in parport_ip32_frob_control()
986 	__parport_ip32_frob_control(p, mask & wm, val & wm);  in parport_ip32_frob_control()
987 	return parport_ip32_read_control(p);  in parport_ip32_frob_control()
994 static inline void parport_ip32_disable_irq(struct parport *p)  in parport_ip32_disable_irq()  argument
996 	__parport_ip32_frob_control(p, DCR_IRQ, 0);  in parport_ip32_disable_irq()
1003 static inline void parport_ip32_enable_irq(struct parport *p)  in parport_ip32_enable_irq()  argument
1005 	__parport_ip32_frob_control(p, DCR_IRQ, DCR_IRQ);  in parport_ip32_enable_irq()
1014 static inline void parport_ip32_data_forward(struct parport *p)  in parport_ip32_data_forward()  argument
1016 	__parport_ip32_frob_control(p, DCR_DIR, 0);  in parport_ip32_data_forward()
1026 static inline void parport_ip32_data_reverse(struct parport *p)  in parport_ip32_data_reverse()  argument
1028 	__parport_ip32_frob_control(p, DCR_DIR, DCR_DIR);  in parport_ip32_data_reverse()
1048 static void parport_ip32_save_state(struct parport *p,  in parport_ip32_save_state()  argument
1051 	s->u.ip32.dcr = __parport_ip32_read_control(p);  in parport_ip32_save_state()
1052 	s->u.ip32.ecr = parport_ip32_read_econtrol(p);  in parport_ip32_save_state()
1060 static void parport_ip32_restore_state(struct parport *p,  in parport_ip32_restore_state()  argument
1063 	parport_ip32_set_mode(p, s->u.ip32.ecr & ECR_MODE_MASK);  in parport_ip32_restore_state()
1064 	parport_ip32_write_econtrol(p, s->u.ip32.ecr);  in parport_ip32_restore_state()
1065 	__parport_ip32_write_control(p, s->u.ip32.dcr);  in parport_ip32_restore_state()
1076 static unsigned int parport_ip32_clear_epp_timeout(struct parport *p)  in parport_ip32_clear_epp_timeout()  argument
1078 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_clear_epp_timeout()
1081 	if (!(parport_ip32_read_status(p) & DSR_TIMEOUT))  in parport_ip32_clear_epp_timeout()
1086 		parport_ip32_read_status(p);  in parport_ip32_clear_epp_timeout()
1087 		r = parport_ip32_read_status(p);  in parport_ip32_clear_epp_timeout()
1093 		r = parport_ip32_read_status(p);  in parport_ip32_clear_epp_timeout()
1097 	pr_trace(p, "(): %s", cleared ? "cleared" : "failed");  in parport_ip32_clear_epp_timeout()
1110 				    struct parport *p, void *buf,  in parport_ip32_epp_read()  argument
1113 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_epp_read()
1115 	parport_ip32_set_mode(p, ECR_MODE_EPP);  in parport_ip32_epp_read()
1116 	parport_ip32_data_reverse(p);  in parport_ip32_epp_read()
1117 	parport_ip32_write_control(p, DCR_nINIT);  in parport_ip32_epp_read()
1121 			parport_ip32_clear_epp_timeout(p);  in parport_ip32_epp_read()
1130 				parport_ip32_clear_epp_timeout(p);  in parport_ip32_epp_read()
1135 	parport_ip32_data_forward(p);  in parport_ip32_epp_read()
1136 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_epp_read()
1149 				     struct parport *p, const void *buf,  in parport_ip32_epp_write()  argument
1152 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_epp_write()
1154 	parport_ip32_set_mode(p, ECR_MODE_EPP);  in parport_ip32_epp_write()
1155 	parport_ip32_data_forward(p);  in parport_ip32_epp_write()
1156 	parport_ip32_write_control(p, DCR_nINIT);  in parport_ip32_epp_write()
1160 			parport_ip32_clear_epp_timeout(p);  in parport_ip32_epp_write()
1169 				parport_ip32_clear_epp_timeout(p);  in parport_ip32_epp_write()
1174 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_epp_write()
1185 static size_t parport_ip32_epp_read_data(struct parport *p, void *buf,  in parport_ip32_epp_read_data()  argument
1188 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_epp_read_data()
1189 	return parport_ip32_epp_read(priv->regs.eppData0, p, buf, len, flags);  in parport_ip32_epp_read_data()
1199 static size_t parport_ip32_epp_write_data(struct parport *p, const void *buf,  in parport_ip32_epp_write_data()  argument
1202 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_epp_write_data()
1203 	return parport_ip32_epp_write(priv->regs.eppData0, p, buf, len, flags);  in parport_ip32_epp_write_data()
1213 static size_t parport_ip32_epp_read_addr(struct parport *p, void *buf,  in parport_ip32_epp_read_addr()  argument
1216 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_epp_read_addr()
1217 	return parport_ip32_epp_read(priv->regs.eppAddr, p, buf, len, flags);  in parport_ip32_epp_read_addr()
1227 static size_t parport_ip32_epp_write_addr(struct parport *p, const void *buf,  in parport_ip32_epp_write_addr()  argument
1230 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_epp_write_addr()
1231 	return parport_ip32_epp_write(priv->regs.eppAddr, p, buf, len, flags);  in parport_ip32_epp_write_addr()
1248 static unsigned int parport_ip32_fifo_wait_break(struct parport *p,  in parport_ip32_fifo_wait_break()  argument
1253 		pr_debug1(PPIP32 "%s: FIFO write timed out\n", p->name);  in parport_ip32_fifo_wait_break()
1257 		pr_debug1(PPIP32 "%s: Signal pending\n", p->name);  in parport_ip32_fifo_wait_break()
1260 	if (!(parport_ip32_read_status(p) & DSR_nFAULT)) {  in parport_ip32_fifo_wait_break()
1261 		pr_debug1(PPIP32 "%s: nFault asserted low\n", p->name);  in parport_ip32_fifo_wait_break()
1275 static unsigned int parport_ip32_fwp_wait_polling(struct parport *p)  in parport_ip32_fwp_wait_polling()  argument
1277 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_fwp_wait_polling()
1278 	struct parport * const physport = p->physport;  in parport_ip32_fwp_wait_polling()
1286 		if (parport_ip32_fifo_wait_break(p, expire))  in parport_ip32_fwp_wait_polling()
1293 		ecr = parport_ip32_read_econtrol(p);  in parport_ip32_fwp_wait_polling()
1315 static unsigned int parport_ip32_fwp_wait_interrupt(struct parport *p)  in parport_ip32_fwp_wait_interrupt()  argument
1318 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_fwp_wait_interrupt()
1319 	struct parport * const physport = p->physport;  in parport_ip32_fwp_wait_interrupt()
1330 		if (parport_ip32_fifo_wait_break(p, expire))  in parport_ip32_fwp_wait_interrupt()
1337 		parport_ip32_frob_econtrol(p, ECR_SERVINTR, 0);  in parport_ip32_fwp_wait_interrupt()
1342 		ecr = parport_ip32_read_econtrol(p);  in parport_ip32_fwp_wait_interrupt()
1348 			ecr = parport_ip32_read_econtrol(p);  in parport_ip32_fwp_wait_interrupt()
1353 				       p->name, __func__);  in parport_ip32_fwp_wait_interrupt()
1359 		parport_ip32_frob_econtrol(p, ECR_SERVINTR, ECR_SERVINTR);  in parport_ip32_fwp_wait_interrupt()
1392 static size_t parport_ip32_fifo_write_block_pio(struct parport *p,  in parport_ip32_fifo_write_block_pio()  argument
1395 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_fifo_write_block_pio()
1404 		count = (p->irq == PARPORT_IRQ_NONE) ?  in parport_ip32_fifo_write_block_pio()
1405 			parport_ip32_fwp_wait_polling(p) :  in parport_ip32_fifo_write_block_pio()
1406 			parport_ip32_fwp_wait_interrupt(p);  in parport_ip32_fifo_write_block_pio()
1436 static size_t parport_ip32_fifo_write_block_dma(struct parport *p,  in parport_ip32_fifo_write_block_dma()  argument
1439 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_fifo_write_block_dma()
1440 	struct parport * const physport = p->physport;  in parport_ip32_fifo_write_block_dma()
1450 	parport_ip32_frob_econtrol(p, ECR_DMAEN | ECR_SERVINTR, ECR_DMAEN);  in parport_ip32_fifo_write_block_dma()
1456 		if (parport_ip32_fifo_wait_break(p, expire))  in parport_ip32_fifo_write_block_dma()
1460 		ecr = parport_ip32_read_econtrol(p);  in parport_ip32_fifo_write_block_dma()
1481 static size_t parport_ip32_fifo_write_block(struct parport *p,  in parport_ip32_fifo_write_block()  argument
1488 		written = (p->modes & PARPORT_MODE_DMA) ?  in parport_ip32_fifo_write_block()
1489 			parport_ip32_fifo_write_block_dma(p, buf, len) :  in parport_ip32_fifo_write_block()
1490 			parport_ip32_fifo_write_block_pio(p, buf, len);  in parport_ip32_fifo_write_block()
1502 static unsigned int parport_ip32_drain_fifo(struct parport *p,  in parport_ip32_drain_fifo()  argument
1511 		if (parport_ip32_read_econtrol(p) & ECR_F_EMPTY)  in parport_ip32_drain_fifo()
1522 	while (!(parport_ip32_read_econtrol(p) & ECR_F_EMPTY)) {  in parport_ip32_drain_fifo()
1532 	return !!(parport_ip32_read_econtrol(p) & ECR_F_EMPTY);  in parport_ip32_drain_fifo()
1542 static unsigned int parport_ip32_get_fifo_residue(struct parport *p,  in parport_ip32_get_fifo_residue()  argument
1545 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_get_fifo_residue()
1554 	if (parport_ip32_read_econtrol(p) & ECR_F_EMPTY)  in parport_ip32_get_fifo_residue()
1557 		pr_debug1(PPIP32 "%s: FIFO is stuck\n", p->name);  in parport_ip32_get_fifo_residue()
1571 		parport_ip32_frob_control(p, DCR_STROBE, 0);  in parport_ip32_get_fifo_residue()
1575 			if (parport_ip32_read_econtrol(p) & ECR_F_FULL)  in parport_ip32_get_fifo_residue()
1582 			  p->name, residue,  in parport_ip32_get_fifo_residue()
1586 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_get_fifo_residue()
1590 		parport_ip32_data_reverse(p);  in parport_ip32_get_fifo_residue()
1591 		parport_ip32_frob_control(p, DCR_nINIT, 0);  in parport_ip32_get_fifo_residue()
1592 		if (parport_wait_peripheral(p, DSR_PERROR, 0))  in parport_ip32_get_fifo_residue()
1594 				  p->name, __func__);  in parport_ip32_get_fifo_residue()
1595 		parport_ip32_frob_control(p, DCR_STROBE, DCR_STROBE);  in parport_ip32_get_fifo_residue()
1596 		parport_ip32_frob_control(p, DCR_nINIT, DCR_nINIT);  in parport_ip32_get_fifo_residue()
1597 		if (parport_wait_peripheral(p, DSR_PERROR, DSR_PERROR))  in parport_ip32_get_fifo_residue()
1599 				  p->name, __func__);  in parport_ip32_get_fifo_residue()
1603 	parport_ip32_set_mode(p, ECR_MODE_CFG);  in parport_ip32_get_fifo_residue()
1607 			  p->name, cnfga);  in parport_ip32_get_fifo_residue()
1609 			  p->name);  in parport_ip32_get_fifo_residue()
1617 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_get_fifo_residue()
1618 	parport_ip32_data_forward(p);  in parport_ip32_get_fifo_residue()
1630 static size_t parport_ip32_compat_write_data(struct parport *p,  in parport_ip32_compat_write_data()  argument
1635 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_compat_write_data()
1636 	struct parport * const physport = p->physport;  in parport_ip32_compat_write_data()
1642 		return parport_ieee1284_write_compat(p, buf, len, flags);  in parport_ip32_compat_write_data()
1645 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_compat_write_data()
1646 	parport_ip32_write_control(p, DCR_SELECT | DCR_nINIT);  in parport_ip32_compat_write_data()
1647 	parport_ip32_data_forward(p);  in parport_ip32_compat_write_data()
1648 	parport_ip32_disable_irq(p);  in parport_ip32_compat_write_data()
1649 	parport_ip32_set_mode(p, ECR_MODE_PPF);  in parport_ip32_compat_write_data()
1653 	if (parport_wait_peripheral(p, DSR_nBUSY | DSR_nFAULT,  in parport_ip32_compat_write_data()
1658 			       p->name, __func__);  in parport_ip32_compat_write_data()
1664 	written = parport_ip32_fifo_write_block(p, buf, len);  in parport_ip32_compat_write_data()
1667 	parport_ip32_drain_fifo(p, physport->cad->timeout * priv->fifo_depth);  in parport_ip32_compat_write_data()
1670 	written -= parport_ip32_get_fifo_residue(p, ECR_MODE_PPF);  in parport_ip32_compat_write_data()
1673 	if (parport_wait_peripheral(p, DSR_nBUSY, DSR_nBUSY))  in parport_ip32_compat_write_data()
1675 		       p->name, __func__);  in parport_ip32_compat_write_data()
1679 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_compat_write_data()
1696 static size_t parport_ip32_ecp_write_data(struct parport *p,  in parport_ip32_ecp_write_data()  argument
1701 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_ecp_write_data()
1702 	struct parport * const physport = p->physport;  in parport_ip32_ecp_write_data()
1708 		return parport_ieee1284_ecp_write_data(p, buf, len, flags);  in parport_ip32_ecp_write_data()
1713 		parport_ip32_frob_control(p, DCR_nINIT | DCR_AUTOFD,  in parport_ip32_ecp_write_data()
1717 		if (parport_wait_peripheral(p, DSR_PERROR, DSR_PERROR)) {  in parport_ip32_ecp_write_data()
1719 			       p->name, __func__);  in parport_ip32_ecp_write_data()
1726 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_ecp_write_data()
1727 	parport_ip32_write_control(p, DCR_SELECT | DCR_nINIT);  in parport_ip32_ecp_write_data()
1728 	parport_ip32_data_forward(p);  in parport_ip32_ecp_write_data()
1729 	parport_ip32_disable_irq(p);  in parport_ip32_ecp_write_data()
1730 	parport_ip32_set_mode(p, ECR_MODE_ECP);  in parport_ip32_ecp_write_data()
1734 	if (parport_wait_peripheral(p, DSR_nBUSY | DSR_nFAULT,  in parport_ip32_ecp_write_data()
1739 			       p->name, __func__);  in parport_ip32_ecp_write_data()
1745 	written = parport_ip32_fifo_write_block(p, buf, len);  in parport_ip32_ecp_write_data()
1748 	parport_ip32_drain_fifo(p, physport->cad->timeout * priv->fifo_depth);  in parport_ip32_ecp_write_data()
1751 	written -= parport_ip32_get_fifo_residue(p, ECR_MODE_ECP);  in parport_ip32_ecp_write_data()
1754 	if (parport_wait_peripheral(p, DSR_nBUSY, DSR_nBUSY))  in parport_ip32_ecp_write_data()
1756 		       p->name, __func__);  in parport_ip32_ecp_write_data()
1760 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_ecp_write_data()
1818 static __init unsigned int parport_ip32_ecp_supported(struct parport *p)  in parport_ip32_ecp_supported()  argument
1820 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_ecp_supported()
1828 	pr_probe(p, "Found working ECR register\n");  in parport_ip32_ecp_supported()
1829 	parport_ip32_set_mode(p, ECR_MODE_SPP);  in parport_ip32_ecp_supported()
1830 	parport_ip32_write_control(p, DCR_SELECT | DCR_nINIT);  in parport_ip32_ecp_supported()
1834 	pr_probe(p, "ECR register not found\n");  in parport_ip32_ecp_supported()
1846 static __init unsigned int parport_ip32_fifo_supported(struct parport *p)  in parport_ip32_fifo_supported()  argument
1848 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_fifo_supported()
1854 	parport_ip32_set_mode(p, ECR_MODE_CFG);  in parport_ip32_fifo_supported()
1870 		pr_probe(p, "Unknown implementation ID: 0x%0x\n",  in parport_ip32_fifo_supported()
1876 		pr_probe(p, "Unsupported PWord size: %u\n", pword);  in parport_ip32_fifo_supported()
1880 	pr_probe(p, "PWord is %u bits\n", 8 * priv->pword);  in parport_ip32_fifo_supported()
1885 		pr_probe(p, "Hardware compression detected (unsupported)\n");  in parport_ip32_fifo_supported()
1889 	parport_ip32_set_mode(p, ECR_MODE_TST);  in parport_ip32_fifo_supported()
1893 		pr_probe(p, "FIFO not reset\n");  in parport_ip32_fifo_supported()
1908 		pr_probe(p, "Can't fill FIFO\n");  in parport_ip32_fifo_supported()
1912 		pr_probe(p, "Can't get FIFO depth\n");  in parport_ip32_fifo_supported()
1915 	pr_probe(p, "FIFO is %u PWords deep\n", priv->fifo_depth);  in parport_ip32_fifo_supported()
1918 	parport_ip32_frob_econtrol(p, ECR_SERVINTR, 0);  in parport_ip32_fifo_supported()
1925 			pr_probe(p, "Invalid data in FIFO\n");  in parport_ip32_fifo_supported()
1935 			pr_probe(p, "Data lost in FIFO\n");  in parport_ip32_fifo_supported()
1940 		pr_probe(p, "Can't get writeIntrThreshold\n");  in parport_ip32_fifo_supported()
1943 	pr_probe(p, "writeIntrThreshold is %u\n", priv->writeIntrThreshold);  in parport_ip32_fifo_supported()
1947 		pr_probe(p, "Can't empty FIFO\n");  in parport_ip32_fifo_supported()
1952 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_fifo_supported()
1954 	parport_ip32_data_reverse(p);  in parport_ip32_fifo_supported()
1956 	parport_ip32_set_mode(p, ECR_MODE_TST);  in parport_ip32_fifo_supported()
1958 	parport_ip32_frob_econtrol(p, ECR_SERVINTR, 0);  in parport_ip32_fifo_supported()
1972 		pr_probe(p, "Can't get readIntrThreshold\n");  in parport_ip32_fifo_supported()
1975 	pr_probe(p, "readIntrThreshold is %u\n", priv->readIntrThreshold);  in parport_ip32_fifo_supported()
1978 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_fifo_supported()
1979 	parport_ip32_data_forward(p);  in parport_ip32_fifo_supported()
1980 	parport_ip32_set_mode(p, ECR_MODE_SPP);  in parport_ip32_fifo_supported()
1985 	parport_ip32_set_mode(p, ECR_MODE_SPP);  in parport_ip32_fifo_supported()
2039 	struct parport *p = NULL;  in parport_ip32_probe_port()  local
2047 	p = parport_register_port(0, PARPORT_IRQ_NONE, PARPORT_DMA_NONE, ops);  in parport_ip32_probe_port()
2048 	if (ops == NULL || priv == NULL || p == NULL) {  in parport_ip32_probe_port()
2052 	p->base = MACE_BASE + offsetof(struct sgi_mace, isa.parallel);  in parport_ip32_probe_port()
2053 	p->base_hi = MACE_BASE + offsetof(struct sgi_mace, isa.ecp1284);  in parport_ip32_probe_port()
2054 	p->private_data = priv;  in parport_ip32_probe_port()
2066 	if (!parport_ip32_ecp_supported(p)) {  in parport_ip32_probe_port()
2070 	parport_ip32_dump_state(p, "begin init", 0);  in parport_ip32_probe_port()
2074 	p->modes = PARPORT_MODE_PCSPP | PARPORT_MODE_SAFEININT;  in parport_ip32_probe_port()
2075 	p->modes |= PARPORT_MODE_TRISTATE;  in parport_ip32_probe_port()
2077 	if (!parport_ip32_fifo_supported(p)) {  in parport_ip32_probe_port()
2079 		       "%s: error: FIFO disabled\n", p->name);  in parport_ip32_probe_port()
2090 		if (request_irq(irq, parport_ip32_interrupt, 0, p->name, p)) {  in parport_ip32_probe_port()
2092 			       "%s: error: IRQ disabled\n", p->name);  in parport_ip32_probe_port()
2096 			pr_probe(p, "Interrupt support enabled\n");  in parport_ip32_probe_port()
2097 			p->irq = irq;  in parport_ip32_probe_port()
2106 			       "%s: error: DMA disabled\n", p->name);  in parport_ip32_probe_port()
2108 			pr_probe(p, "DMA support enabled\n");  in parport_ip32_probe_port()
2109 			p->dma = 0; /* arbitrary value != PARPORT_DMA_NONE */  in parport_ip32_probe_port()
2110 			p->modes |= PARPORT_MODE_DMA;  in parport_ip32_probe_port()
2116 		p->ops->compat_write_data = parport_ip32_compat_write_data;  in parport_ip32_probe_port()
2117 		p->modes |= PARPORT_MODE_COMPAT;  in parport_ip32_probe_port()
2118 		pr_probe(p, "Hardware support for SPP mode enabled\n");  in parport_ip32_probe_port()
2122 		p->ops->epp_read_data = parport_ip32_epp_read_data;  in parport_ip32_probe_port()
2123 		p->ops->epp_write_data = parport_ip32_epp_write_data;  in parport_ip32_probe_port()
2124 		p->ops->epp_read_addr = parport_ip32_epp_read_addr;  in parport_ip32_probe_port()
2125 		p->ops->epp_write_addr = parport_ip32_epp_write_addr;  in parport_ip32_probe_port()
2126 		p->modes |= PARPORT_MODE_EPP;  in parport_ip32_probe_port()
2127 		pr_probe(p, "Hardware support for EPP mode enabled\n");  in parport_ip32_probe_port()
2131 		p->ops->ecp_write_data = parport_ip32_ecp_write_data;  in parport_ip32_probe_port()
2135 		p->modes |= PARPORT_MODE_ECP;  in parport_ip32_probe_port()
2136 		pr_probe(p, "Hardware support for ECP mode enabled\n");  in parport_ip32_probe_port()
2140 	parport_ip32_set_mode(p, ECR_MODE_PS2);  in parport_ip32_probe_port()
2141 	parport_ip32_write_control(p, DCR_SELECT | DCR_nINIT);  in parport_ip32_probe_port()
2142 	parport_ip32_data_forward(p);  in parport_ip32_probe_port()
2143 	parport_ip32_disable_irq(p);  in parport_ip32_probe_port()
2144 	parport_ip32_write_data(p, 0x00);  in parport_ip32_probe_port()
2145 	parport_ip32_dump_state(p, "end init", 0);  in parport_ip32_probe_port()
2149 	       p->name, p->base, p->base_hi);  in parport_ip32_probe_port()
2150 	if (p->irq != PARPORT_IRQ_NONE)  in parport_ip32_probe_port()
2151 		printk(", irq %d", p->irq);  in parport_ip32_probe_port()
2153 #define printmode(x)	if (p->modes & PARPORT_MODE_##x)		\  in parport_ip32_probe_port()
2167 	parport_announce_port(p);  in parport_ip32_probe_port()
2168 	return p;  in parport_ip32_probe_port()
2171 	if (p)  in parport_ip32_probe_port()
2172 		parport_put_port(p);  in parport_ip32_probe_port()
2185 static __exit void parport_ip32_unregister_port(struct parport *p)  in parport_ip32_unregister_port()  argument
2187 	struct parport_ip32_private * const priv = p->physport->private_data;  in parport_ip32_unregister_port()
2188 	struct parport_operations *ops = p->ops;  in parport_ip32_unregister_port()
2190 	parport_remove_port(p);  in parport_ip32_unregister_port()
2191 	if (p->modes & PARPORT_MODE_DMA)  in parport_ip32_unregister_port()
2193 	if (p->irq != PARPORT_IRQ_NONE)  in parport_ip32_unregister_port()
2194 		free_irq(p->irq, p);  in parport_ip32_unregister_port()
2195 	parport_put_port(p);  in parport_ip32_unregister_port()