char/ipmi/ipmi_si_intf.c

140 	struct si_sm_io io;
272 	dev_dbg(smi_info->io.dev, "**%s: %lld.%9.9ld\n",
422 	if ((smi_info->io.irq) && (!smi_info->interrupt_disabled)) {
432 	if ((smi_info->io.irq) && (smi_info->interrupt_disabled)) {
507 	if (((smi_info->io.irq && !smi_info->interrupt_disabled) ||
513 	    smi_info->io.irq && !smi_info->interrupt_disabled &&
524 	u8 irqstate = smi_info->io.inputb(&smi_info->io, IPMI_BT_INTMASK_REG);
532 		smi_info->io.outputb(&smi_info->io, IPMI_BT_INTMASK_REG,
535 		smi_info->io.outputb(&smi_info->io, IPMI_BT_INTMASK_REG, 0);
595 			dev_warn_ratelimited(smi_info->io.dev,
687 			dev_warn_ratelimited(smi_info->io.dev,
695 		if (smi_info->io.si_type == SI_BT)
725 			dev_warn_ratelimited(smi_info->io.dev,
848 		if (smi_info->supports_event_msg_buff || smi_info->io.irq) {
1090 	if ((smi_info->io.irq) && (!smi_info->interrupt_disabled)) {
1122 	if (smi_info->io.si_type == SI_BT)
1124 		smi_info->io.outputb(&smi_info->io, IPMI_BT_INTMASK_REG,
1153 	if (new_smi->io.irq_setup) {
1154 		new_smi->io.irq_handler_data = new_smi;
1155 		new_smi->io.irq_setup(&new_smi->io);
1167 	else if ((new_smi->io.si_type != SI_BT) && (!new_smi->io.irq))
1174 			dev_notice(new_smi->io.dev,
1188 	data->addr_src = smi->io.addr_source;
1189 	data->dev = smi->io.dev;
1190 	data->addr_info = smi->io.addr_info;
1191 	get_device(smi->io.dev);
1236 void ipmi_irq_finish_setup(struct si_sm_io *io)
1238 	if (io->si_type == SI_BT)
1240 		io->outputb(io, IPMI_BT_INTMASK_REG,
1244 void ipmi_irq_start_cleanup(struct si_sm_io *io)
1246 	if (io->si_type == SI_BT)
1248 		io->outputb(io, IPMI_BT_INTMASK_REG, 0);
1251 static void std_irq_cleanup(struct si_sm_io *io)
1253 	ipmi_irq_start_cleanup(io);
1254 	free_irq(io->irq, io->irq_handler_data);
1257 int ipmi_std_irq_setup(struct si_sm_io *io)
1261 	if (!io->irq)
1264 	rv = request_irq(io->irq,
1268 			 io->irq_handler_data);
1270 		dev_warn(io->dev, "%s unable to claim interrupt %d, running polled\n",
1271 			 SI_DEVICE_NAME, io->irq);
1272 		io->irq = 0;
1274 		io->irq_cleanup = std_irq_cleanup;
1275 		ipmi_irq_finish_setup(io);
1276 		dev_info(io->dev, "Using irq %d\n", io->irq);
1347 			dev_warn_ratelimited(smi_info->io.dev,
1376 		dev_warn(smi_info->io.dev,
1389 		dev_warn(smi_info->io.dev,
1424 		dev_warn(smi_info->io.dev,
1436 		dev_warn(smi_info->io.dev,
1472 		dev_err(smi_info->io.dev,
1482 		dev_warn(smi_info->io.dev,
1498 	if (!smi_info->io.irq)
1508 		dev_err(smi_info->io.dev,
1518 		dev_warn(smi_info->io.dev,
1617 	return sysfs_emit(buf, "%s\n", si_to_str[smi_info->io.si_type]);
1626 	int enabled = smi_info->io.irq && !smi_info->interrupt_disabled;
1652 			si_to_str[smi_info->io.si_type],
1653 			addr_space_to_str[smi_info->io.addr_space],
1654 			smi_info->io.addr_data,
1655 			smi_info->io.regspacing,
1656 			smi_info->io.regsize,
1657 			smi_info->io.regshift,
1658 			smi_info->io.irq,
1659 			smi_info->io.slave_addr);
1806 	    smi_info->io.si_type == SI_BT)
1850 		if (e->io.addr_space != info->io.addr_space)
1852 		if (e->io.addr_data == info->io.addr_data) {
1858 			if (info->io.slave_addr && !e->io.slave_addr)
1859 				e->io.slave_addr = info->io.slave_addr;
1867 int ipmi_si_add_smi(struct si_sm_io *io)
1877 	if (io->addr_source != SI_HARDCODED && io->addr_source != SI_HOTMOD &&
1878 	    ipmi_si_hardcode_match(io->addr_space, io->addr_data)) {
1879 		dev_info(io->dev,
1884 	if (!io->io_setup) {
1885 		if (io->addr_space == IPMI_IO_ADDR_SPACE) {
1886 			io->io_setup = ipmi_si_port_setup;
1887 		} else if (io->addr_space == IPMI_MEM_ADDR_SPACE) {
1888 			io->io_setup = ipmi_si_mem_setup;
1899 	new_smi->io = *io;
1904 		if (new_smi->io.addr_source == SI_ACPI &&
1905 		    dup->io.addr_source == SI_SMBIOS) {
1907 			dev_info(dup->io.dev,
1909 				 si_to_str[new_smi->io.si_type]);
1912 			dev_info(new_smi->io.dev,
1914 				 ipmi_addr_src_to_str(new_smi->io.addr_source),
1915 				 si_to_str[new_smi->io.si_type]);
1923 		ipmi_addr_src_to_str(new_smi->io.addr_source),
1924 		si_to_str[new_smi->io.si_type]);
1946 		ipmi_addr_src_to_str(new_smi->io.addr_source),
1947 		si_to_str[new_smi->io.si_type],
1948 		addr_space_to_str[new_smi->io.addr_space],
1949 		new_smi->io.addr_data,
1950 		new_smi->io.slave_addr, new_smi->io.irq);
1952 	switch (new_smi->io.si_type) {
1974 	if (!new_smi->io.dev) {
1986 	new_smi->io.io_size = new_smi->handlers->init_data(new_smi->si_sm,
1987 							   &new_smi->io);
1990 	rv = new_smi->io.io_setup(&new_smi->io);
1992 		dev_err(new_smi->io.dev, "Could not set up I/O space\n");
1998 		if (new_smi->io.addr_source)
1999 			dev_err(new_smi->io.dev,
2011 		if (new_smi->io.addr_source)
2012 			dev_err(new_smi->io.dev,
2045 	if (new_smi->io.irq) {
2050 	dev_set_drvdata(new_smi->io.dev, new_smi);
2051 	rv = device_add_group(new_smi->io.dev, &ipmi_si_dev_attr_group);
2053 		dev_err(new_smi->io.dev,
2062 			       new_smi->io.dev,
2063 			       new_smi->io.slave_addr);
2065 		dev_err(new_smi->io.dev,
2074 	dev_info(new_smi->io.dev, "IPMI %s interface initialized\n",
2075 		 si_to_str[new_smi->io.si_type]);
2077 	WARN_ON(new_smi->io.dev->init_name != NULL);
2080 	if (rv && new_smi->io.io_cleanup) {
2081 		new_smi->io.io_cleanup(&new_smi->io);
2082 		new_smi->io.io_cleanup = NULL;
2120 		if (e->io.irq && (!type || e->io.addr_source == type)) {
2122 				type = e->io.addr_source;
2134 		if (!e->io.irq && (!type || e->io.addr_source == type)) {
2136 				type = e->io.addr_source;
2180 		device_remove_group(smi_info->io.dev, &ipmi_si_dev_attr_group);
2183 	if (smi_info->io.dev)
2184 		dev_set_drvdata(smi_info->io.dev, NULL);
2191 	if (smi_info->io.irq_cleanup) {
2192 		smi_info->io.irq_cleanup(&smi_info->io);
2193 		smi_info->io.irq_cleanup = NULL;
2219 	if (smi_info->io.io_cleanup) {
2220 		smi_info->io.io_cleanup(&smi_info->io);
2221 		smi_info->io.io_cleanup = NULL;
2250 		if (e->io.dev == dev) {
2267 		if (e->io.addr_space != addr_space)
2269 		if (e->io.si_type != si_type)
2271 		if (e->io.addr_data == addr) {
2272 			dev = get_device(e->io.dev);