Automatic merge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6

drivers/usb/host/Kconfig

···
 	  To compile this driver as a module, choose M here: the
 	  module will be called sl811-hcd.
 
+config USB_SL811_CS
+	tristate "CF/PCMCIA support for SL811HS HCD"
+	depends on USB_SL811_HCD && PCMCIA
+	default N
+	help
+	  Wraps a PCMCIA driver around the SL811HS HCD, supporting the RATOC
+	  REX-CFU1U CF card (often used with PDAs).  If unsure, say N.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called "sl811_cs".
+

drivers/usb/host/Makefile

···
 obj-$(CONFIG_USB_OHCI_HCD)	+= ohci-hcd.o
 obj-$(CONFIG_USB_UHCI_HCD)	+= uhci-hcd.o
 obj-$(CONFIG_USB_SL811_HCD)	+= sl811-hcd.o
+obj-$(CONFIG_USB_SL811_CS)	+= sl811_cs.o
 obj-$(CONFIG_ETRAX_ARCH_V10)	+= hc_crisv10.o

drivers/usb/host/sl811-hcd.c

···
  * SL811HS HCD (Host Controller Driver) for USB.
  *
  * Copyright (C) 2004 Psion Teklogix (for NetBook PRO)
- * Copyright (C) 2004 David Brownell
- * 
+ * Copyright (C) 2004-2005 David Brownell
+ *
  * Periodic scheduling is based on Roman's OHCI code
  * 	Copyright (C) 1999 Roman Weissgaerber
  *
···
  * For documentation, see the SL811HS spec and the "SL811HS Embedded Host"
  * document (providing significant pieces missing from that spec); plus
  * the SL811S spec if you want peripheral side info.
- */ 
+ */
 
 /*
  * Status:  Passed basic stress testing, works with hubs, mice, keyboards,
···
 MODULE_DESCRIPTION("SL811HS USB Host Controller Driver");
 MODULE_LICENSE("GPL");
 
-#define DRIVER_VERSION	"15 Dec 2004"
+#define DRIVER_VERSION	"19 May 2005"
 
 
 #ifndef DEBUG
···
 	/* reset as thoroughly as we can */
 	if (sl811->board && sl811->board->reset)
 		sl811->board->reset(hcd->self.controller);
+	else {
+		sl811_write(sl811, SL11H_CTLREG1, SL11H_CTL1MASK_SE0);
+		mdelay(20);
+	}
 
 	sl811_write(sl811, SL11H_IRQ_ENABLE, 0);
 	sl811_write(sl811, SL11H_CTLREG1, sl811->ctrl1);
···
 	spin_lock(&urb->lock);
 	if (urb->status == -EINPROGRESS)
 		urb->status = status;
+	urb->hcpriv = NULL;
 	spin_unlock(&urb->lock);
 
 	spin_unlock(&sl811->lock);
···
 		if (*prev)
 			*prev = ep->next;
 		sl811->load[i] -= ep->load;
-	}	
+	}
 	ep->branch = PERIODIC_SIZE;
 	sl811->periodic_count--;
 	sl811_to_hcd(sl811)->self.bandwidth_allocated
···
 
 #ifdef	QUIRK2
 	/* this may no longer be necessary ... */
-	if (irqstat == 0 && ret == IRQ_NONE) {
+	if (irqstat == 0) {
 		irqstat = checkdone(sl811);
-		if (irqstat /* && irq != ~0 */ )
+		if (irqstat)
 			sl811->stat_lost++;
 	}
 #endif
···
 		if (sl811->active_a) {
 			sl811_write(sl811, SL811_EP_A(SL11H_HOSTCTLREG), 0);
 			finish_request(sl811, sl811->active_a,
-				container_of(sl811->active_a->hep->urb_list.next,
+				container_of(sl811->active_a
+						->hep->urb_list.next,
 					struct urb, urb_list),
 				NULL, -ESHUTDOWN);
 			sl811->active_a = NULL;
···
 		if (sl811->active_b) {
 			sl811_write(sl811, SL811_EP_B(SL11H_HOSTCTLREG), 0);
 			finish_request(sl811, sl811->active_b,
-				container_of(sl811->active_b->hep->urb_list.next,
+				container_of(sl811->active_b
+						->hep->urb_list.next,
 					struct urb, urb_list),
 				NULL, -ESHUTDOWN);
 			sl811->active_b = NULL;
···
 			goto retry;
 	}
 
-	if (sl811->periodic_count == 0 && list_empty(&sl811->async)) 
+	if (sl811->periodic_count == 0 && list_empty(&sl811->async))
 		sofirq_off(sl811);
 	sl811_write(sl811, SL11H_IRQ_ENABLE, sl811->irq_enable);
 
···
 			}
 			if (j < PERIODIC_SIZE)
 				continue;
-			branch = i; 
+			branch = i;
 		}
 	}
 	return branch;
···
 			break;
 		}
 
+		ep->hep = hep;
 		hep->hcpriv = ep;
 	}
 
···
 static int sl811h_urb_dequeue(struct usb_hcd *hcd, struct urb *urb)
 {
 	struct sl811		*sl811 = hcd_to_sl811(hcd);
-	struct usb_host_endpoint *hep = urb->hcpriv;
+	struct usb_host_endpoint *hep;
 	unsigned long		flags;
 	struct sl811h_ep	*ep;
 	int			retval = 0;
 
-	if (!hep)
-		return -EINVAL;
-
 	spin_lock_irqsave(&sl811->lock, flags);
+	hep = urb->hcpriv;
+	if (!hep)
+		goto fail;
+
 	ep = hep->hcpriv;
 	if (ep) {
 		/* finish right away if this urb can't be active ...
···
 			VDBG("dequeue, urb %p active %s; wait4irq\n", urb,
 				(sl811->active_a == ep) ? "A" : "B");
 	} else
+fail:
 		retval = -EINVAL;
 	spin_unlock_irqrestore(&sl811->lock, flags);
 	return retval;
···
 	if (sl811->board && sl811->board->power)
 		hub_set_power_budget(udev, sl811->board->power * 2);
 
+	/* enable power and interupts */
+	port_power(sl811, 1);
+
 	return 0;
 }
 
···
 
 /*-------------------------------------------------------------------------*/
 
-static int __init_or_module
+static int __devexit
 sl811h_remove(struct device *dev)
 {
 	struct usb_hcd		*hcd = dev_get_drvdata(dev);
···
 	remove_debug_file(sl811);
 	usb_remove_hcd(hcd);
 
-	iounmap(sl811->data_reg);
+	/* some platforms may use IORESOURCE_IO */
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-	release_mem_region(res->start, 1);
+	if (res)
+		iounmap(sl811->data_reg);
 
-	iounmap(sl811->addr_reg);
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	release_mem_region(res->start, 1);
+	if (res)
+		iounmap(sl811->addr_reg);
 
 	usb_put_hcd(hcd);
 	return 0;
 }
 
-#define resource_len(r) (((r)->end - (r)->start) + 1)
-
-static int __init
+static int __devinit
 sl811h_probe(struct device *dev)
 {
 	struct usb_hcd		*hcd;
···
 	void __iomem		*addr_reg;
 	void __iomem		*data_reg;
 	int			retval;
-	u8			tmp;
+	u8			tmp, ioaddr = 0;
 
 	/* basic sanity checks first.  board-specific init logic should
 	 * have initialized these three resources and probably board
···
 	 * minimal sanity checking.
 	 */
 	pdev = container_of(dev, struct platform_device, dev);
-	if (pdev->num_resources < 3)
-		return -ENODEV;
-
-	addr = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	data = platform_get_resource(pdev, IORESOURCE_MEM, 1);
 	irq = platform_get_irq(pdev, 0);
-	if (!addr || !data || irq < 0)
+	if (pdev->num_resources < 3 || irq < 0)
 		return -ENODEV;
 
 	/* refuse to confuse usbcore */
···
 		return -EINVAL;
 	}
 
-	if (!request_mem_region(addr->start, 1, hcd_name)) {
-		retval = -EBUSY;
-		goto err1;
-	}
-	addr_reg = ioremap(addr->start, resource_len(addr));
-	if (addr_reg == NULL) {
-		retval = -ENOMEM;
-		goto err2;
-	}
+	/* the chip may be wired for either kind of addressing */
+	addr = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	data = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+	retval = -EBUSY;
+	if (!addr || !data) {
+		addr = platform_get_resource(pdev, IORESOURCE_IO, 0);
+		data = platform_get_resource(pdev, IORESOURCE_IO, 1);
+		if (!addr || !data)
+			return -ENODEV;
+		ioaddr = 1;
 
-	if (!request_mem_region(data->start, 1, hcd_name)) {
-		retval = -EBUSY;
-		goto err3;
-	}
-	data_reg = ioremap(data->start, resource_len(addr));
-	if (data_reg == NULL) {
-		retval = -ENOMEM;
-		goto err4;
+		addr_reg = (void __iomem *) addr->start;
+		data_reg = (void __iomem *) data->start;
+	} else {
+		addr_reg = ioremap(addr->start, 1);
+		if (addr_reg == NULL) {
+			retval = -ENOMEM;
+			goto err2;
+		}
+
+		data_reg = ioremap(data->start, 1);
+		if (data_reg == NULL) {
+			retval = -ENOMEM;
+			goto err4;
+		}
 	}
 
 	/* allocate and initialize hcd */
···
 		goto err6;
 	}
 
-	/* sl811s would need a different handler for this irq */
-#ifdef	CONFIG_ARM
-	/* Cypress docs say the IRQ is IRQT_HIGH ... */
-	set_irq_type(irq, IRQT_RISING);
-#endif
-	retval = usb_add_hcd(hcd, irq, SA_INTERRUPT);
+	/* The chip's IRQ is level triggered, active high.  A requirement
+	 * for platform device setup is to cope with things like signal
+	 * inverters (e.g. CF is active low) or working only with edge
+	 * triggers (e.g. most ARM CPUs).  Initial driver stress testing
+	 * was on a system with single edge triggering, so most sorts of
+	 * triggering arrangement should work.
+	 */
+	retval = usb_add_hcd(hcd, irq, SA_INTERRUPT | SA_SHIRQ);
 	if (retval != 0)
 		goto err6;
 
···
  err6:
 	usb_put_hcd(hcd);
  err5:
-	iounmap(data_reg);
+	if (!ioaddr)
+		iounmap(data_reg);
  err4:
-	release_mem_region(data->start, 1);
- err3:
-	iounmap(addr_reg);
+	if (!ioaddr)
+		iounmap(addr_reg);
  err2:
-	release_mem_region(addr->start, 1);
- err1:
 	DBG("init error, %d\n", retval);
 	return retval;
 }
···
 #ifdef	CONFIG_PM
 
 /* for this device there's no useful distinction between the controller
- * and its root hub, except that the root hub only gets direct PM calls 
+ * and its root hub, except that the root hub only gets direct PM calls
  * when CONFIG_USB_SUSPEND is enabled.
  */
 
···
 #endif
 
 
-static struct device_driver sl811h_driver = {
+/* this driver is exported so sl811_cs can depend on it */
+struct device_driver sl811h_driver = {
 	.name =		(char *) hcd_name,
 	.bus =		&platform_bus_type,
 
 	.probe =	sl811h_probe,
-	.remove =	sl811h_remove,
+	.remove =	__devexit_p(sl811h_remove),
 
 	.suspend =	sl811h_suspend,
 	.resume =	sl811h_resume,
 };
+EXPORT_SYMBOL(sl811h_driver);
 
 /*-------------------------------------------------------------------------*/
- 
-static int __init sl811h_init(void) 
+
+static int __init sl811h_init(void)
 {
 	if (usb_disabled())
 		return -ENODEV;
···
 }
 module_init(sl811h_init);
 
-static void __exit sl811h_cleanup(void) 
-{	
+static void __exit sl811h_cleanup(void)
+{
 	driver_unregister(&sl811h_driver);
 }
 module_exit(sl811h_cleanup);

drivers/usb/host/sl811_cs.c

···
+/*
+ * PCMCIA driver for SL811HS (as found in REX-CFU1U)
+ * Filename: sl811_cs.c
+ * Author:   Yukio Yamamoto
+ *
+ *  Port to sl811-hcd and 2.6.x by
+ *    Botond Botyanszki <[e-mail]>
+ *    Simon Pickering
+ *
+ *  Last update: 2005-05-12
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/ptrace.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/timer.h>
+#include <linux/ioport.h>
+
+#include <pcmcia/version.h>
+#include <pcmcia/cs_types.h>
+#include <pcmcia/cs.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/cisreg.h>
+#include <pcmcia/ds.h>
+
+#include <linux/usb_sl811.h>
+
+MODULE_AUTHOR("Botond Botyanszki");
+MODULE_DESCRIPTION("REX-CFU1U PCMCIA driver for 2.6");
+MODULE_LICENSE("GPL");
+
+
+/*====================================================================*/
+/* MACROS                                                             */
+/*====================================================================*/
+
+#if defined(DEBUG) || defined(CONFIG_USB_DEBUG) || defined(PCMCIA_DEBUG)
+
+static int pc_debug = 0;
+module_param(pc_debug, int, 0644);
+
+#define DBG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG "sl811_cs: " args)
+
+#else
+#define DBG(n, args...) do{}while(0)
+#endif	/* no debugging */
+
+#define INFO(args...) printk(KERN_INFO "sl811_cs: " args)
+
+#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0444)
+
+#define CS_CHECK(fn, ret) \
+	do { \
+		last_fn = (fn); \
+		if ((last_ret = (ret)) != 0) \
+			goto cs_failed; \
+	} while (0)
+
+/*====================================================================*/
+/* VARIABLES                                                          */
+/*====================================================================*/
+
+static const char driver_name[DEV_NAME_LEN]  = "sl811_cs";
+
+static dev_link_t *dev_list = NULL;
+
+static int irq_list[4] = { -1 };
+static int irq_list_count;
+
+module_param_array(irq_list, int, &irq_list_count, 0444);
+
+INT_MODULE_PARM(irq_mask, 0xdeb8);
+
+typedef struct local_info_t {
+	dev_link_t		link;
+	dev_node_t		node;
+} local_info_t;
+
+/*====================================================================*/
+
+static void release_platform_dev(struct device * dev)
+{
+	DBG(0, "sl811_cs platform_dev release\n");
+	dev->parent = NULL;
+}
+
+static struct sl811_platform_data platform_data = {
+	.potpg		= 100,
+	.power		= 50,		/* == 100mA */
+	// .reset	= ... FIXME:  invoke CF reset on the card
+};
+
+static struct resource resources[] = {
+	[0] = {
+		.flags	= IORESOURCE_IRQ,
+	},
+	[1] = {
+		// .name   = "address",
+		.flags	= IORESOURCE_IO,
+	},
+	[2] = {
+		// .name   = "data",
+		.flags	= IORESOURCE_IO,
+	},
+};
+
+extern struct device_driver sl811h_driver;
+
+static struct platform_device platform_dev = {
+	.id			= -1,
+	.dev = {
+		.platform_data = &platform_data,
+		.release       = release_platform_dev,
+	},
+	.resource		= resources,
+	.num_resources		= ARRAY_SIZE(resources),
+};
+
+static int sl811_hc_init(struct device *parent, ioaddr_t base_addr, int irq)
+{
+	if (platform_dev.dev.parent)
+		return -EBUSY;
+	platform_dev.dev.parent = parent;
+
+	/* finish seting up the platform device */
+	resources[0].start = irq;
+
+	resources[1].start = base_addr;
+	resources[1].end = base_addr;
+
+	resources[2].start = base_addr + 1;
+	resources[2].end   = base_addr + 1;
+
+	/* The driver core will probe for us.  We know sl811-hcd has been
+	 * initialized already because of the link order dependency.
+	 */
+	platform_dev.name = sl811h_driver.name;
+	return platform_device_register(&platform_dev);
+}
+
+/*====================================================================*/
+
+static void sl811_cs_detach(dev_link_t *link)
+{
+	dev_link_t **linkp;
+
+	DBG(0, "sl811_cs_detach(0x%p)\n", link);
+
+	/* Locate device structure */
+	for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) {
+		if (*linkp == link)
+			break;
+	}
+	if (*linkp == NULL)
+		return;
+
+	/* Break the link with Card Services */
+	if (link->handle)
+		pcmcia_deregister_client(link->handle);
+
+	/* Unlink device structure, and free it */
+	*linkp = link->next;
+	/* This points to the parent local_info_t struct */
+	kfree(link->priv);
+}
+
+static void sl811_cs_release(dev_link_t * link)
+{
+
+	DBG(0, "sl811_cs_release(0x%p)\n", link);
+
+	if (link->open) {
+		DBG(1, "sl811_cs: release postponed, '%s' still open\n",
+		    link->dev->dev_name);
+		link->state |= DEV_STALE_CONFIG;
+		return;
+	}
+
+	/* Unlink the device chain */
+	link->dev = NULL;
+
+	platform_device_unregister(&platform_dev);
+	pcmcia_release_configuration(link->handle);
+	if (link->io.NumPorts1)
+		pcmcia_release_io(link->handle, &link->io);
+	if (link->irq.AssignedIRQ)
+		pcmcia_release_irq(link->handle, &link->irq);
+	link->state &= ~DEV_CONFIG;
+
+	if (link->state & DEV_STALE_LINK)
+		sl811_cs_detach(link);
+}
+
+static void sl811_cs_config(dev_link_t *link)
+{
+	client_handle_t		handle = link->handle;
+	struct device		*parent = &handle_to_dev(handle);
+	local_info_t		*dev = link->priv;
+	tuple_t			tuple;
+	cisparse_t		parse;
+	int			last_fn, last_ret;
+	u_char			buf[64];
+	config_info_t		conf;
+	cistpl_cftable_entry_t	dflt = { 0 };
+
+	DBG(0, "sl811_cs_config(0x%p)\n", link);
+
+	tuple.DesiredTuple = CISTPL_CONFIG;
+	tuple.Attributes = 0;
+	tuple.TupleData = buf;
+	tuple.TupleDataMax = sizeof(buf);
+	tuple.TupleOffset = 0;
+	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
+	CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
+	CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
+	link->conf.ConfigBase = parse.config.base;
+	link->conf.Present = parse.config.rmask[0];
+
+	/* Configure card */
+	link->state |= DEV_CONFIG;
+
+	/* Look up the current Vcc */
+	CS_CHECK(GetConfigurationInfo,
+			pcmcia_get_configuration_info(handle, &conf));
+	link->conf.Vcc = conf.Vcc;
+
+	tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
+	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
+	while (1) {
+		cistpl_cftable_entry_t	*cfg = &(parse.cftable_entry);
+
+		if (pcmcia_get_tuple_data(handle, &tuple) != 0
+				|| pcmcia_parse_tuple(handle, &tuple, &parse)
+						!= 0)
+			goto next_entry;
+
+		if (cfg->flags & CISTPL_CFTABLE_DEFAULT) {
+			dflt = *cfg;
+		}
+
+		if (cfg->index == 0)
+			goto next_entry;
+
+		link->conf.ConfigIndex = cfg->index;
+
+		/* Use power settings for Vcc and Vpp if present */
+		/*  Note that the CIS values need to be rescaled */
+		if (cfg->vcc.present & (1<<CISTPL_POWER_VNOM)) {
+			if (cfg->vcc.param[CISTPL_POWER_VNOM]/10000
+					!= conf.Vcc)
+				goto next_entry;
+		} else if (dflt.vcc.present & (1<<CISTPL_POWER_VNOM)) {
+			if (dflt.vcc.param[CISTPL_POWER_VNOM]/10000
+					!= conf.Vcc)
+				goto next_entry;
+		}
+
+		if (cfg->vpp1.present & (1<<CISTPL_POWER_VNOM))
+			link->conf.Vpp1 = link->conf.Vpp2 =
+				cfg->vpp1.param[CISTPL_POWER_VNOM]/10000;
+		else if (dflt.vpp1.present & (1<<CISTPL_POWER_VNOM))
+			link->conf.Vpp1 = link->conf.Vpp2 =
+				dflt.vpp1.param[CISTPL_POWER_VNOM]/10000;
+
+		/* we need an interrupt */
+		if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
+			link->conf.Attributes |= CONF_ENABLE_IRQ;
+
+		/* IO window settings */
+		link->io.NumPorts1 = link->io.NumPorts2 = 0;
+		if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
+			cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
+
+			link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
+			link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
+			link->io.BasePort1 = io->win[0].base;
+			link->io.NumPorts1 = io->win[0].len;
+
+			if (pcmcia_request_io(link->handle, &link->io) != 0)
+				goto next_entry;
+		}
+		break;
+
+next_entry:
+		if (link->io.NumPorts1)
+			pcmcia_release_io(link->handle, &link->io);
+		last_ret = pcmcia_get_next_tuple(handle, &tuple);
+	}
+
+	/* require an IRQ and two registers */
+	if (!link->io.NumPorts1 || link->io.NumPorts1 < 2)
+		goto cs_failed;
+	if (link->conf.Attributes & CONF_ENABLE_IRQ)
+		CS_CHECK(RequestIRQ,
+			pcmcia_request_irq(link->handle, &link->irq));
+	else
+		goto cs_failed;
+
+	CS_CHECK(RequestConfiguration,
+		pcmcia_request_configuration(link->handle, &link->conf));
+
+	sprintf(dev->node.dev_name, driver_name);
+	dev->node.major = dev->node.minor = 0;
+	link->dev = &dev->node;
+
+	printk(KERN_INFO "%s: index 0x%02x: Vcc %d.%d",
+	       dev->node.dev_name, link->conf.ConfigIndex,
+	       link->conf.Vcc/10, link->conf.Vcc%10);
+	if (link->conf.Vpp1)
+		printk(", Vpp %d.%d", link->conf.Vpp1/10, link->conf.Vpp1%10);
+	printk(", irq %d", link->irq.AssignedIRQ);
+	printk(", io 0x%04x-0x%04x", link->io.BasePort1,
+	       link->io.BasePort1+link->io.NumPorts1-1);
+	printk("\n");
+
+	link->state &= ~DEV_CONFIG_PENDING;
+
+	if (sl811_hc_init(parent, link->io.BasePort1, link->irq.AssignedIRQ)
+			< 0) {
+cs_failed:
+		printk("sl811_cs_config failed\n");
+		cs_error(link->handle, last_fn, last_ret);
+		sl811_cs_release(link);
+		link->state &= ~DEV_CONFIG_PENDING;
+	}
+}
+
+static int
+sl811_cs_event(event_t event, int priority, event_callback_args_t *args)
+{
+	dev_link_t *link = args->client_data;
+
+	DBG(1, "sl811_cs_event(0x%06x)\n", event);
+
+	switch (event) {
+	case CS_EVENT_CARD_REMOVAL:
+		link->state &= ~DEV_PRESENT;
+		if (link->state & DEV_CONFIG)
+			sl811_cs_release(link);
+		break;
+
+	case CS_EVENT_CARD_INSERTION:
+		link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+		sl811_cs_config(link);
+		break;
+
+	case CS_EVENT_PM_SUSPEND:
+		link->state |= DEV_SUSPEND;
+		/* Fall through... */
+	case CS_EVENT_RESET_PHYSICAL:
+		if (link->state & DEV_CONFIG)
+			pcmcia_release_configuration(link->handle);
+		break;
+
+	case CS_EVENT_PM_RESUME:
+		link->state &= ~DEV_SUSPEND;
+		/* Fall through... */
+	case CS_EVENT_CARD_RESET:
+		if (link->state & DEV_CONFIG)
+			pcmcia_request_configuration(link->handle, &link->conf);
+		DBG(0, "reset sl811-hcd here?\n");
+		break;
+	}
+	return 0;
+}
+
+static dev_link_t *sl811_cs_attach(void)
+{
+	local_info_t *local;
+	dev_link_t *link;
+	client_reg_t client_reg;
+	int ret, i;
+
+	local = kmalloc(sizeof(local_info_t), GFP_KERNEL);
+	if (!local)
+		return NULL;
+	memset(local, 0, sizeof(local_info_t));
+	link = &local->link;
+	link->priv = local;
+
+	/* Initialize */
+	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
+	link->irq.IRQInfo1 = IRQ_INFO2_VALID|IRQ_LEVEL_ID;
+	if (irq_list[0] == -1)
+		link->irq.IRQInfo2 = irq_mask;
+	else
+		for (i = 0; i < irq_list_count; i++)
+			link->irq.IRQInfo2 |= 1 << irq_list[i];
+	link->irq.Handler = NULL;
+
+	link->conf.Attributes = 0;
+	link->conf.Vcc = 33;
+	link->conf.IntType = INT_MEMORY_AND_IO;
+
+	/* Register with Card Services */
+	link->next = dev_list;
+	dev_list = link;
+	client_reg.dev_info = (dev_info_t *) &driver_name;
+	client_reg.Attributes = INFO_IO_CLIENT | INFO_CARD_SHARE;
+	client_reg.EventMask =
+		CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL |
+		CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET |
+		CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME;
+	client_reg.event_handler = &sl811_cs_event;
+	client_reg.Version = 0x0210;
+	client_reg.event_callback_args.client_data = link;
+	ret = pcmcia_register_client(&link->handle, &client_reg);
+	if (ret != CS_SUCCESS) {
+		cs_error(link->handle, RegisterClient, ret);
+		sl811_cs_detach(link);
+		return NULL;
+	}
+
+	return link;
+}
+
+static struct pcmcia_driver sl811_cs_driver = {
+	.owner		= THIS_MODULE,
+	.drv		= {
+		.name	= (char *)driver_name,
+	},
+	.attach		= sl811_cs_attach,
+	.detach		= sl811_cs_detach,
+};
+
+/*====================================================================*/
+
+static int __init init_sl811_cs(void)
+{
+	return pcmcia_register_driver(&sl811_cs_driver);
+}
+module_init(init_sl811_cs);
+
+static void __exit exit_sl811_cs(void)
+{
+	pcmcia_unregister_driver(&sl811_cs_driver);
+}
+module_exit(exit_sl811_cs);

drivers/usb/serial/ftdi_sio.c

···
 	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_3, 0, 0x3ff) },
 	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_4, 0, 0x3ff) },
 	{ USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UO100_PID, 0, 0x3ff) },
+	{ USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UM100_PID, 0, 0x3ff) },
 	{ USB_DEVICE_VER(FTDI_VID, INSIDE_ACCESSO, 0, 0x3ff) },
 	{ USB_DEVICE_VER(INTREPID_VID, INTREPID_VALUECAN_PID, 0, 0x3ff) },
 	{ USB_DEVICE_VER(INTREPID_VID, INTREPID_NEOVI_PID, 0, 0x3ff) },
···
 	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88E_PID, 0x400, 0xffff) },
 	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88F_PID, 0x400, 0xffff) },
 	{ USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UO100_PID, 0x400, 0xffff) },
+	{ USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UM100_PID, 0x400, 0xffff) },
  	{ USB_DEVICE_VER(FTDI_VID, LINX_SDMUSBQSS_PID, 0x400, 0xffff) },
  	{ USB_DEVICE_VER(FTDI_VID, LINX_MASTERDEVEL2_PID, 0x400, 0xffff) },
  	{ USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_0_PID, 0x400, 0xffff) },
···
 	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88E_PID, 0x400, 0xffff) },
 	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88F_PID, 0x400, 0xffff) },
 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) },
  	{ USB_DEVICE_VER(FTDI_VID, LINX_SDMUSBQSS_PID, 0x400, 0xffff) },
  	{ USB_DEVICE_VER(FTDI_VID, LINX_MASTERDEVEL2_PID, 0x400, 0xffff) },
  	{ USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_0_PID, 0x400, 0xffff) },

drivers/usb/serial/ftdi_sio.h

···
 
 /* ELV USB Module UO100 (PID sent by Stefan Frings) */
 #define FTDI_ELV_UO100_PID	0xFB58	/* Product Id */
+/* ELV USB Module UM100 (PID sent by Arnim Laeuger) */
+#define FTDI_ELV_UM100_PID	0xFB5A	/* Product Id */
 
 /*
  * Definitions for ID TECH (www.idt-net.com) devices

drivers/usb/serial/usb-serial.c

···
 		goto exit_bus;
 	}
 
-	/* register the generic driver, if we should */
-	result = usb_serial_generic_register(debug);
-	if (result < 0) {
-		err("%s - registering generic driver failed", __FUNCTION__);
-		goto exit_generic;
-	}
-
 	usb_serial_tty_driver->owner = THIS_MODULE;
 	usb_serial_tty_driver->driver_name = "usbserial";
 	usb_serial_tty_driver->devfs_name = "usb/tts/";
···
 		goto exit_tty;
 	}
 
+	/* register the generic driver, if we should */
+	result = usb_serial_generic_register(debug);
+	if (result < 0) {
+		err("%s - registering generic driver failed", __FUNCTION__);
+		goto exit_generic;
+	}
+
 	info(DRIVER_DESC " " DRIVER_VERSION);
 
 	return result;
+
+exit_generic:
+	usb_deregister(&usb_serial_driver);
 
 exit_tty:
 	tty_unregister_driver(usb_serial_tty_driver);
 
 exit_reg_driver:
-	usb_serial_generic_deregister();
-
-exit_generic:
 	bus_unregister(&usb_serial_bus_type);
 
 exit_bus: