25 files changed, 616 insertions, 1025 deletions

diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index 309eb557f9a..1f4ad0e7836 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -116,6 +116,31 @@ config YENTA
 
 	  If unsure, say Y.
 
+config YENTA_O2
+	default y
+	bool "Special initialization for O2Micro bridges" if EMBEDDED
+	depends on YENTA
+
+config YENTA_RICOH
+	default y
+	bool "Special initialization for Ricoh bridges" if EMBEDDED
+	depends on YENTA
+
+config YENTA_TI
+	default y
+	bool "Special initialization for TI and EnE bridges" if EMBEDDED
+	depends on YENTA
+
+config YENTA_ENE_TUNE
+	default y
+	bool "Auto-tune EnE bridges for CB cards" if EMBEDDED
+	depends on YENTA_TI && CARDBUS
+
+config YENTA_TOSHIBA
+	default y
+	bool "Special initialization for Toshiba ToPIC bridges" if EMBEDDED
+	depends on YENTA
+
 config PD6729
 	tristate "Cirrus PD6729 compatible bridge support"
 	depends on PCMCIA && PCI
@@ -157,7 +182,7 @@ config TCIC
 config PCMCIA_M8XX
         tristate "MPC8xx PCMCIA support"
         depends on PCMCIA && PPC && 8xx 
-        select PCCARD_NONSTATIC
+        select PCCARD_IODYN
         help
         Say Y here to include support for PowerPC 8xx series PCMCIA
         controller.
@@ -200,7 +225,7 @@ config PCMCIA_PXA2XX
 
 config PCMCIA_PROBE
 	bool
-	default y if ISA && !ARCH_SA1100 && !ARCH_CLPS711X
+	default y if ISA && !ARCH_SA1100 && !ARCH_CLPS711X && !PARISC
 
 config M32R_PCC
 	bool "M32R PCMCIA I/F"
@@ -241,6 +266,9 @@ config OMAP_CF
 config PCCARD_NONSTATIC
 	tristate
 
+config PCCARD_IODYN
+	bool
+
 endif	# PCCARD
 
 endmenu
diff --git a/drivers/pcmcia/au1000_generic.c b/drivers/pcmcia/au1000_generic.c
index 87302c548c2..971a3528164 100644
--- a/drivers/pcmcia/au1000_generic.c
+++ b/drivers/pcmcia/au1000_generic.c
@@ -241,23 +241,6 @@ au1x00_pcmcia_get_status(struct pcmcia_socket *sock, unsigned int *status)
 	return 0;
 }
 
-/* au1x00_pcmcia_get_socket()
- * Implements the get_socket() operation for the in-kernel PCMCIA
- * service (formerly SS_GetSocket in Card Services). Not a very
- * exciting routine.
- *
- * Returns: 0
- */
-static int
-au1x00_pcmcia_get_socket(struct pcmcia_socket *sock, socket_state_t *state)
-{
-  struct au1000_pcmcia_socket *skt = to_au1000_socket(sock);
-
-  debug("for sock %u\n", skt->nr);
-  *state = skt->cs_state;
-  return 0;
-}
-
 /* au1x00_pcmcia_set_socket()
  * Implements the set_socket() operation for the in-kernel PCMCIA
  * service (formerly SS_SetSocket in Card Services). We more or
@@ -352,7 +335,6 @@ static struct pccard_operations au1x00_pcmcia_operations = {
 	.init			= au1x00_pcmcia_sock_init,
 	.suspend		= au1x00_pcmcia_suspend,
 	.get_status		= au1x00_pcmcia_get_status,
-	.get_socket		= au1x00_pcmcia_get_socket,
 	.set_socket		= au1x00_pcmcia_set_socket,
 	.set_io_map		= au1x00_pcmcia_set_io_map,
 	.set_mem_map		= au1x00_pcmcia_set_mem_map,
@@ -372,13 +354,12 @@ int au1x00_pcmcia_socket_probe(struct device *dev, struct pcmcia_low_level *ops,
 	struct skt_dev_info *sinfo;
 	int ret, i;
 
-	sinfo = kmalloc(sizeof(struct skt_dev_info), GFP_KERNEL);
+	sinfo = kzalloc(sizeof(struct skt_dev_info), GFP_KERNEL);
 	if (!sinfo) {
 		ret = -ENOMEM;
 		goto out;
 	}
 
-	memset(sinfo, 0, sizeof(struct skt_dev_info));
 	sinfo->nskt = nr;
 
 	/*
diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c
index 2dc3e611a9a..120fa8da639 100644
--- a/drivers/pcmcia/cistpl.c
+++ b/drivers/pcmcia/cistpl.c
@@ -60,9 +60,9 @@ static const u_int exponent[] = {
 
 /* Parameters that can be set with 'insmod' */
 
-#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0444)
-
-INT_MODULE_PARM(cis_width,	0);		/* 16-bit CIS? */
+/* 16-bit CIS? */
+static int cis_width;
+module_param(cis_width, int, 0444);
 
 void release_cis_mem(struct pcmcia_socket *s)
 {
@@ -463,7 +463,7 @@ static int follow_link(struct pcmcia_socket *s, tuple_t *tuple)
 	/* Get indirect link from the MFC tuple */
 	read_cis_cache(s, LINK_SPACE(tuple->Flags),
 		       tuple->LinkOffset, 5, link);
-	ofs = le32_to_cpu(*(u_int *)(link+1));
+	ofs = le32_to_cpu(*(__le32 *)(link+1));
 	SPACE(tuple->Flags) = (link[0] == CISTPL_MFC_ATTR);
 	/* Move to the next indirect link */
 	tuple->LinkOffset += 5;
@@ -671,8 +671,8 @@ static int parse_checksum(tuple_t *tuple, cistpl_checksum_t *csum)
     if (tuple->TupleDataLen < 5)
 	return CS_BAD_TUPLE;
     p = (u_char *)tuple->TupleData;
-    csum->addr = tuple->CISOffset+(short)le16_to_cpu(*(u_short *)p)-2;
-    csum->len = le16_to_cpu(*(u_short *)(p + 2));
+    csum->addr = tuple->CISOffset+(short)le16_to_cpu(*(__le16 *)p)-2;
+    csum->len = le16_to_cpu(*(__le16 *)(p + 2));
     csum->sum = *(p+4);
     return CS_SUCCESS;
 }
@@ -683,7 +683,7 @@ static int parse_longlink(tuple_t *tuple, cistpl_longlink_t *link)
 {
     if (tuple->TupleDataLen < 4)
 	return CS_BAD_TUPLE;
-    link->addr = le32_to_cpu(*(u_int *)tuple->TupleData);
+    link->addr = le32_to_cpu(*(__le32 *)tuple->TupleData);
     return CS_SUCCESS;
 }
 
@@ -702,7 +702,7 @@ static int parse_longlink_mfc(tuple_t *tuple,
 	return CS_BAD_TUPLE;
     for (i = 0; i < link->nfn; i++) {
 	link->fn[i].space = *p; p++;
-	link->fn[i].addr = le32_to_cpu(*(u_int *)p); p += 4;
+	link->fn[i].addr = le32_to_cpu(*(__le32 *)p); p += 4;
     }
     return CS_SUCCESS;
 }
@@ -789,10 +789,10 @@ static int parse_jedec(tuple_t *tuple, cistpl_jedec_t *jedec)
 
 static int parse_manfid(tuple_t *tuple, cistpl_manfid_t *m)
 {
-    u_short *p;
+    __le16 *p;
     if (tuple->TupleDataLen < 4)
 	return CS_BAD_TUPLE;
-    p = (u_short *)tuple->TupleData;
+    p = (__le16 *)tuple->TupleData;
     m->manf = le16_to_cpu(p[0]);
     m->card = le16_to_cpu(p[1]);
     return CS_SUCCESS;
@@ -1093,7 +1093,7 @@ static int parse_cftable_entry(tuple_t *tuple,
 	break;
     case 0x20:
 	entry->mem.nwin = 1;
-	entry->mem.win[0].len = le16_to_cpu(*(u_short *)p) << 8;
+	entry->mem.win[0].len = le16_to_cpu(*(__le16 *)p) << 8;
 	entry->mem.win[0].card_addr = 0;
 	entry->mem.win[0].host_addr = 0;
 	p += 2;
@@ -1101,9 +1101,9 @@ static int parse_cftable_entry(tuple_t *tuple,
 	break;
     case 0x40:
 	entry->mem.nwin = 1;
-	entry->mem.win[0].len = le16_to_cpu(*(u_short *)p) << 8;
+	entry->mem.win[0].len = le16_to_cpu(*(__le16 *)p) << 8;
 	entry->mem.win[0].card_addr =
-	    le16_to_cpu(*(u_short *)(p+2)) << 8;
+	    le16_to_cpu(*(__le16 *)(p+2)) << 8;
 	entry->mem.win[0].host_addr = 0;
 	p += 4;
 	if (p > q) return CS_BAD_TUPLE;
@@ -1140,7 +1140,7 @@ static int parse_bar(tuple_t *tuple, cistpl_bar_t *bar)
     p = (u_char *)tuple->TupleData;
     bar->attr = *p;
     p += 2;
-    bar->size = le32_to_cpu(*(u_int *)p);
+    bar->size = le32_to_cpu(*(__le32 *)p);
     return CS_SUCCESS;
 }
 
@@ -1153,7 +1153,7 @@ static int parse_config_cb(tuple_t *tuple, cistpl_config_t *config)
 	return CS_BAD_TUPLE;
     config->last_idx = *(++p);
     p++;
-    config->base = le32_to_cpu(*(u_int *)p);
+    config->base = le32_to_cpu(*(__le32 *)p);
     config->subtuples = tuple->TupleDataLen - 6;
     return CS_SUCCESS;
 }
@@ -1269,7 +1269,7 @@ static int parse_vers_2(tuple_t *tuple, cistpl_vers_2_t *v2)
 
     v2->vers = p[0];
     v2->comply = p[1];
-    v2->dindex = le16_to_cpu(*(u_short *)(p+2));
+    v2->dindex = le16_to_cpu(*(__le16 *)(p+2));
     v2->vspec8 = p[6];
     v2->vspec9 = p[7];
     v2->nhdr = p[8];
@@ -1310,8 +1310,8 @@ static int parse_format(tuple_t *tuple, cistpl_format_t *fmt)
 
     fmt->type = p[0];
     fmt->edc = p[1];
-    fmt->offset = le32_to_cpu(*(u_int *)(p+2));
-    fmt->length = le32_to_cpu(*(u_int *)(p+6));
+    fmt->offset = le32_to_cpu(*(__le32 *)(p+2));
+    fmt->length = le32_to_cpu(*(__le32 *)(p+6));
 
     return CS_SUCCESS;
 }
diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c
index a30aa74304a..613f2f1fbfd 100644
--- a/drivers/pcmcia/cs.c
+++ b/drivers/pcmcia/cs.c
@@ -309,41 +309,6 @@ struct pcmcia_socket * pcmcia_get_socket_by_nr(unsigned int nr)
 }
 EXPORT_SYMBOL(pcmcia_get_socket_by_nr);
 
-
-/**
- * socket_setup() and shutdown_socket() are called by the main event
- * handler when card insertion and removal events are received.
- * socket_setup() turns on socket power and resets the socket, in two stages.
- * shutdown_socket() unconfigures a socket and turns off socket power.
- */
-static void shutdown_socket(struct pcmcia_socket *s)
-{
-	cs_dbg(s, 1, "shutdown_socket\n");
-
-	/* Blank out the socket state */
-	s->socket = dead_socket;
-	s->ops->init(s);
-	s->ops->set_socket(s, &s->socket);
-	s->irq.AssignedIRQ = s->irq.Config = 0;
-	s->lock_count = 0;
-	destroy_cis_cache(s);
-#ifdef CONFIG_CARDBUS
-	cb_free(s);
-#endif
-	s->functions = 0;
-	kfree(s->config);
-	s->config = NULL;
-
-	{
-		int status;
-		s->ops->get_status(s, &status);
-		if (status & SS_POWERON) {
-			printk(KERN_ERR "PCMCIA: socket %p: *** DANGER *** unable to remove socket power\n", s);
-		}
-	}
-} /* shutdown_socket */
-
-
 /**
  * The central event handler.  Send_event() sends an event to the
  * 16-bit subsystem, which then calls the relevant device drivers.
@@ -383,17 +348,6 @@ static void socket_remove_drivers(struct pcmcia_socket *skt)
 	send_event(skt, CS_EVENT_CARD_REMOVAL, CS_EVENT_PRI_HIGH);
 }
 
-static void socket_shutdown(struct pcmcia_socket *skt)
-{
-	cs_dbg(skt, 4, "shutdown\n");
-
-	socket_remove_drivers(skt);
-	skt->state &= SOCKET_INUSE|SOCKET_PRESENT;
-	msleep(shutdown_delay * 10);
-	skt->state &= SOCKET_INUSE;
-	shutdown_socket(skt);
-}
-
 static int socket_reset(struct pcmcia_socket *skt)
 {
 	int status, i;
@@ -424,6 +378,45 @@ static int socket_reset(struct pcmcia_socket *skt)
 	return CS_GENERAL_FAILURE;
 }
 
+/**
+ * socket_setup() and socket_shutdown() are called by the main event handler
+ * when card insertion and removal events are received.
+ * socket_setup() turns on socket power and resets the socket, in two stages.
+ * socket_shutdown() unconfigures a socket and turns off socket power.
+ */
+static void socket_shutdown(struct pcmcia_socket *s)
+{
+	int status;
+
+	cs_dbg(s, 4, "shutdown\n");
+
+	socket_remove_drivers(s);
+	s->state &= SOCKET_INUSE | SOCKET_PRESENT;
+	msleep(shutdown_delay * 10);
+	s->state &= SOCKET_INUSE;
+
+	/* Blank out the socket state */
+	s->socket = dead_socket;
+	s->ops->init(s);
+	s->ops->set_socket(s, &s->socket);
+	s->irq.AssignedIRQ = s->irq.Config = 0;
+	s->lock_count = 0;
+	destroy_cis_cache(s);
+#ifdef CONFIG_CARDBUS
+	cb_free(s);
+#endif
+	s->functions = 0;
+	kfree(s->config);
+	s->config = NULL;
+
+	s->ops->get_status(s, &status);
+	if (status & SS_POWERON) {
+		printk(KERN_ERR "PCMCIA: socket %p: *** DANGER *** unable to remove socket power\n", s);
+	}
+
+	cs_socket_put(s);
+}
+
 static int socket_setup(struct pcmcia_socket *skt, int initial_delay)
 {
 	int status, i;
@@ -529,7 +522,6 @@ static int socket_insert(struct pcmcia_socket *skt)
 		send_event(skt, CS_EVENT_CARD_INSERTION, CS_EVENT_PRI_LOW);
 	} else {
 		socket_shutdown(skt);
-		cs_socket_put(skt);
 	}
 
 	return ret;
@@ -593,7 +585,6 @@ static int socket_resume(struct pcmcia_socket *skt)
 		}
 	} else {
 		socket_shutdown(skt);
-		cs_socket_put(skt);
 	}
 
 	skt->state &= ~SOCKET_SUSPEND;
@@ -605,7 +596,6 @@ static void socket_remove(struct pcmcia_socket *skt)
 {
 	printk(KERN_NOTICE "pccard: card ejected from slot %d\n", skt->sock);
 	socket_shutdown(skt);
-	cs_socket_put(skt);
 }
 
 /*
@@ -780,8 +770,13 @@ int pccard_reset_card(struct pcmcia_socket *skt)
 		ret = send_event(skt, CS_EVENT_RESET_REQUEST, CS_EVENT_PRI_LOW);
 		if (ret == 0) {
 			send_event(skt, CS_EVENT_RESET_PHYSICAL, CS_EVENT_PRI_LOW);
-			if (socket_reset(skt) == CS_SUCCESS)
+			if (skt->callback)
+				skt->callback->suspend(skt);
+			if (socket_reset(skt) == CS_SUCCESS) {
 				send_event(skt, CS_EVENT_CARD_RESET, CS_EVENT_PRI_LOW);
+				if (skt->callback)
+					skt->callback->resume(skt);
+			}
 		}
 
 		ret = CS_SUCCESS;
@@ -812,6 +807,11 @@ int pcmcia_suspend_card(struct pcmcia_socket *skt)
 			ret = CS_UNSUPPORTED_FUNCTION;
 			break;
 		}
+		if (skt->callback) {
+			ret = skt->callback->suspend(skt);
+			if (ret)
+				break;
+		}
 		ret = socket_suspend(skt);
 	} while (0);
 	up(&skt->skt_sem);
@@ -838,6 +838,8 @@ int pcmcia_resume_card(struct pcmcia_socket *skt)
 			break;
 		}
 		ret = socket_resume(skt);
+		if (!ret && skt->callback)
+			skt->callback->resume(skt);
 	} while (0);
 	up(&skt->skt_sem);
 
@@ -901,14 +903,14 @@ int pcmcia_insert_card(struct pcmcia_socket *skt)
 EXPORT_SYMBOL(pcmcia_insert_card);
 
 
-static int pcmcia_socket_hotplug(struct class_device *dev, char **envp,
-				int num_envp, char *buffer, int buffer_size)
+static int pcmcia_socket_uevent(struct class_device *dev, char **envp,
+			        int num_envp, char *buffer, int buffer_size)
 {
 	struct pcmcia_socket *s = container_of(dev, struct pcmcia_socket, dev);
 	int i = 0, length = 0;
 
-	if (add_hotplug_env_var(envp, num_envp, &i, buffer, buffer_size,
-				&length, "SOCKET_NO=%u", s->sock))
+	if (add_uevent_var(envp, num_envp, &i, buffer, buffer_size,
+			   &length, "SOCKET_NO=%u", s->sock))
 		return -ENOMEM;
 
 	envp[i] = NULL;
@@ -927,7 +929,7 @@ static void pcmcia_release_socket_class(struct class *data)
 
 struct class pcmcia_socket_class = {
 	.name = "pcmcia_socket",
-        .hotplug = pcmcia_socket_hotplug,
+	.uevent = pcmcia_socket_uevent,
 	.release = pcmcia_release_socket,
 	.class_release = pcmcia_release_socket_class,
 };
diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h
index 55867bc7f19..7b37eba35bf 100644
--- a/drivers/pcmcia/cs_internal.h
+++ b/drivers/pcmcia/cs_internal.h
@@ -117,7 +117,7 @@ int verify_cis_cache(struct pcmcia_socket *s);
 int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, cisdata_t code, void *parse);
 
 /* In rsrc_mgr */
-void pcmcia_validate_mem(struct pcmcia_socket *s);
+int pcmcia_validate_mem(struct pcmcia_socket *s);
 struct resource *pcmcia_find_io_region(unsigned long base, int num, unsigned long align,
 		   struct pcmcia_socket *s);
 int pcmcia_adjust_io_region(struct resource *res, unsigned long r_start,
@@ -143,6 +143,8 @@ struct pcmcia_callback{
 	struct module	*owner;
 	int		(*event) (struct pcmcia_socket *s, event_t event, int priority);
 	void		(*requery) (struct pcmcia_socket *s);
+	int		(*suspend) (struct pcmcia_socket *s);
+	int		(*resume) (struct pcmcia_socket *s);
 };
 
 int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c);
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 7f8219f3fd9..0252582b91c 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -57,8 +57,6 @@ module_param_named(pc_debug, ds_pc_debug, int, 0644);
 
 spinlock_t pcmcia_dev_list_lock;
 
-static int unbind_request(struct pcmcia_socket *s);
-
 /*====================================================================*/
 
 /* code which was in cs.c before */
@@ -205,7 +203,7 @@ static void pcmcia_check_driver(struct pcmcia_driver *p_drv)
 	unsigned int i;
 	u32 hash;
 
-	if (!p_drv->attach || !p_drv->event || !p_drv->detach)
+	if (!p_drv->probe || !p_drv->remove)
 		printk(KERN_DEBUG "pcmcia: %s lacks a requisite callback "
 		       "function\n", p_drv->drv.name);
 
@@ -266,12 +264,10 @@ static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename)
 		if (fw->size >= CISTPL_MAX_CIS_SIZE)
 			goto release;
 
-		cis = kmalloc(sizeof(cisdump_t), GFP_KERNEL);
+		cis = kzalloc(sizeof(cisdump_t), GFP_KERNEL);
 		if (!cis)
 			goto release;
 
-		memset(cis, 0, sizeof(cisdump_t));
-
 		cis->Length = fw->size + 1;
 		memcpy(cis->Data, fw->data, fw->size);
 
@@ -363,6 +359,7 @@ static int pcmcia_device_probe(struct device * dev)
 {
 	struct pcmcia_device *p_dev;
 	struct pcmcia_driver *p_drv;
+	struct pcmcia_socket *s;
 	int ret = 0;
 
 	dev = get_device(dev);
@@ -371,25 +368,38 @@ static int pcmcia_device_probe(struct device * dev)
 
 	p_dev = to_pcmcia_dev(dev);
 	p_drv = to_pcmcia_drv(dev->driver);
+	s = p_dev->socket;
 
-	if (!try_module_get(p_drv->owner)) {
+	if ((!p_drv->probe) || (!try_module_get(p_drv->owner))) {
 		ret = -EINVAL;
 		goto put_dev;
 	}
 
-	if (p_drv->attach) {
-		p_dev->instance = p_drv->attach();
-		if ((!p_dev->instance) || (p_dev->state & CLIENT_UNBOUND)) {
-			printk(KERN_NOTICE "ds: unable to create instance "
-			       "of '%s'!\n", p_drv->drv.name);
-			ret = -EINVAL;
+	p_dev->state &= ~CLIENT_UNBOUND;
+
+	/* set up the device configuration, if it hasn't been done before */
+	if (!s->functions) {
+		cistpl_longlink_mfc_t mfc;
+		if (pccard_read_tuple(s, p_dev->func, CISTPL_LONGLINK_MFC,
+				      &mfc) == CS_SUCCESS)
+			s->functions = mfc.nfn;
+		else
+			s->functions = 1;
+		s->config = kzalloc(sizeof(config_t) * s->functions,
+				    GFP_KERNEL);
+		if (!s->config) {
+			ret = -ENOMEM;
+			goto put_module;
 		}
 	}
 
+	ret = p_drv->probe(p_dev);
+
+ put_module:
 	if (ret)
 		module_put(p_drv->owner);
  put_dev:
-	if ((ret) || !(p_drv->attach))
+	if (ret)
 		put_device(dev);
 	return (ret);
 }
@@ -399,24 +409,66 @@ static int pcmcia_device_remove(struct device * dev)
 {
 	struct pcmcia_device *p_dev;
 	struct pcmcia_driver *p_drv;
+	int i;
 
 	/* detach the "instance" */
 	p_dev = to_pcmcia_dev(dev);
 	p_drv = to_pcmcia_drv(dev->driver);
+	if (!p_drv)
+		return 0;
 
-	if (p_drv) {
-		if ((p_drv->detach) && (p_dev->instance)) {
-			p_drv->detach(p_dev->instance);
-			/* from pcmcia_probe_device */
-			put_device(&p_dev->dev);
-		}
-		module_put(p_drv->owner);
-	}
+	if (p_drv->remove)
+	       	p_drv->remove(p_dev);
+
+	/* check for proper unloading */
+	if (p_dev->state & (CLIENT_IRQ_REQ|CLIENT_IO_REQ|CLIENT_CONFIG_LOCKED))
+		printk(KERN_INFO "pcmcia: driver %s did not release config properly\n",
+		       p_drv->drv.name);
+
+	for (i = 0; i < MAX_WIN; i++)
+		if (p_dev->state & CLIENT_WIN_REQ(i))
+			printk(KERN_INFO "pcmcia: driver %s did not release windows properly\n",
+			       p_drv->drv.name);
+
+	/* references from pcmcia_probe_device */
+	p_dev->state = CLIENT_UNBOUND;
+	pcmcia_put_dev(p_dev);
+	module_put(p_drv->owner);
 
 	return 0;
 }
 
 
+/*
+ * Removes a PCMCIA card from the device tree and socket list.
+ */
+static void pcmcia_card_remove(struct pcmcia_socket *s)
+{
+	struct pcmcia_device	*p_dev;
+	unsigned long		flags;
+
+	ds_dbg(2, "unbind_request(%d)\n", s->sock);
+
+	s->device_count = 0;
+
+	for (;;) {
+		/* unregister all pcmcia_devices registered with this socket*/
+		spin_lock_irqsave(&pcmcia_dev_list_lock, flags);
+		if (list_empty(&s->devices_list)) {
+			spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
+ 			return;
+		}
+		p_dev = list_entry((&s->devices_list)->next, struct pcmcia_device, socket_device_list);
+		list_del(&p_dev->socket_device_list);
+		p_dev->state |= CLIENT_STALE;
+		spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
+
+		device_unregister(&p_dev->dev);
+	}
+
+	return;
+} /* unbind_request */
+
 
 /*
  * pcmcia_device_query -- determine information about a pcmcia device
@@ -517,10 +569,9 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f
 	if (s->device_count == 2)
 		goto err_put;
 
-	p_dev = kmalloc(sizeof(struct pcmcia_device), GFP_KERNEL);
+	p_dev = kzalloc(sizeof(struct pcmcia_device), GFP_KERNEL);
 	if (!p_dev)
 		goto err_put;
-	memset(p_dev, 0, sizeof(struct pcmcia_device));
 
 	p_dev->socket = s;
 	p_dev->device_no = (s->device_count++);
@@ -583,7 +634,9 @@ static int pcmcia_card_add(struct pcmcia_socket *s)
 	if (!(s->resource_setup_done))
 		return -EAGAIN; /* try again, but later... */
 
-	pcmcia_validate_mem(s);
+	if (pcmcia_validate_mem(s))
+		return -EAGAIN; /* try again, but later... */
+
 	ret = pccard_validate_cis(s, BIND_FN_ALL, &cisinfo);
 	if (ret || !cisinfo.Chains) {
 		ds_dbg(0, "invalid CIS or invalid resources\n");
@@ -779,8 +832,8 @@ static int pcmcia_bus_match(struct device * dev, struct device_driver * drv) {
 
 #ifdef CONFIG_HOTPLUG
 
-static int pcmcia_bus_hotplug(struct device *dev, char **envp, int num_envp,
-			      char *buffer, int buffer_size)
+static int pcmcia_bus_uevent(struct device *dev, char **envp, int num_envp,
+			     char *buffer, int buffer_size)
 {
 	struct pcmcia_device *p_dev;
 	int i, length = 0;
@@ -800,31 +853,31 @@ static int pcmcia_bus_hotplug(struct device *dev, char **envp, int num_envp,
 
 	i = 0;
 
-	if (add_hotplug_env_var(envp, num_envp, &i,
-				buffer, buffer_size, &length,
-				"SOCKET_NO=%u",
-				p_dev->socket->sock))
+	if (add_uevent_var(envp, num_envp, &i,
+			   buffer, buffer_size, &length,
+			   "SOCKET_NO=%u",
+			   p_dev->socket->sock))
 		return -ENOMEM;
 
-	if (add_hotplug_env_var(envp, num_envp, &i,
-				buffer, buffer_size, &length,
-				"DEVICE_NO=%02X",
-				p_dev->device_no))
+	if (add_uevent_var(envp, num_envp, &i,
+			   buffer, buffer_size, &length,
+			   "DEVICE_NO=%02X",
+			   p_dev->device_no))
 		return -ENOMEM;
 
-	if (add_hotplug_env_var(envp, num_envp, &i,
-				buffer, buffer_size, &length,
-				"MODALIAS=pcmcia:m%04Xc%04Xf%02Xfn%02Xpfn%02X"
-				"pa%08Xpb%08Xpc%08Xpd%08X",
-				p_dev->has_manf_id ? p_dev->manf_id : 0,
-				p_dev->has_card_id ? p_dev->card_id : 0,
-				p_dev->has_func_id ? p_dev->func_id : 0,
-				p_dev->func,
-				p_dev->device_no,
-				hash[0],
-				hash[1],
-				hash[2],
-				hash[3]))
+	if (add_uevent_var(envp, num_envp, &i,
+			   buffer, buffer_size, &length,
+			   "MODALIAS=pcmcia:m%04Xc%04Xf%02Xfn%02Xpfn%02X"
+			   "pa%08Xpb%08Xpc%08Xpd%08X",
+			   p_dev->has_manf_id ? p_dev->manf_id : 0,
+			   p_dev->has_card_id ? p_dev->card_id : 0,
+			   p_dev->has_func_id ? p_dev->func_id : 0,
+			   p_dev->func,
+			   p_dev->device_no,
+			   hash[0],
+			   hash[1],
+			   hash[2],
+			   hash[3]))
 		return -ENOMEM;
 
 	envp[i] = NULL;
@@ -834,7 +887,7 @@ static int pcmcia_bus_hotplug(struct device *dev, char **envp, int num_envp,
 
 #else
 
-static int pcmcia_bus_hotplug(struct device *dev, char **envp, int num_envp,
+static int pcmcia_bus_uevent(struct device *dev, char **envp, int num_envp,
 			      char *buffer, int buffer_size)
 {
 	return -ENODEV;
@@ -918,55 +971,84 @@ static struct device_attribute pcmcia_dev_attrs[] = {
 	__ATTR_NULL,
 };
 
+/* PM support, also needed for reset */
 
-/*======================================================================
+static int pcmcia_dev_suspend(struct device * dev, pm_message_t state)
+{
+	struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
+	struct pcmcia_driver *p_drv = NULL;
 
-    The card status event handler.
-    
-======================================================================*/
+	if (dev->driver)
+		p_drv = to_pcmcia_drv(dev->driver);
 
-struct send_event_data {
-	struct pcmcia_socket *skt;
-	event_t event;
-	int priority;
-};
+	if (p_drv && p_drv->suspend)
+		return p_drv->suspend(p_dev);
 
-static int send_event_callback(struct device *dev, void * _data)
+	return 0;
+}
+
+
+static int pcmcia_dev_resume(struct device * dev)
 {
 	struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
-	struct pcmcia_driver *p_drv;
-	struct send_event_data *data = _data;
+        struct pcmcia_driver *p_drv = NULL;
 
-	/* we get called for all sockets, but may only pass the event
-	 * for drivers _on the affected socket_ */
-	if (p_dev->socket != data->skt)
-		return 0;
+	if (dev->driver)
+		p_drv = to_pcmcia_drv(dev->driver);
 
-	p_drv = to_pcmcia_drv(p_dev->dev.driver);
-	if (!p_drv)
+	if (p_drv && p_drv->resume)
+		return p_drv->resume(p_dev);
+
+	return 0;
+}
+
+
+static int pcmcia_bus_suspend_callback(struct device *dev, void * _data)
+{
+	struct pcmcia_socket *skt = _data;
+	struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
+
+	if (p_dev->socket != skt)
 		return 0;
 
-	if (p_dev->state & (CLIENT_UNBOUND|CLIENT_STALE))
+	return dpm_runtime_suspend(dev, PMSG_SUSPEND);
+}
+
+static int pcmcia_bus_resume_callback(struct device *dev, void * _data)
+{
+	struct pcmcia_socket *skt = _data;
+	struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
+
+	if (p_dev->socket != skt)
 		return 0;
 
-	if (p_drv->event)
-		return p_drv->event(data->event, data->priority,
-				    &p_dev->event_callback_args);
+	dpm_runtime_resume(dev);
+
+	return 0;
+}
 
+static int pcmcia_bus_resume(struct pcmcia_socket *skt)
+{
+	bus_for_each_dev(&pcmcia_bus_type, NULL, skt, pcmcia_bus_resume_callback);
 	return 0;
 }
 
-static int send_event(struct pcmcia_socket *s, event_t event, int priority)
+static int pcmcia_bus_suspend(struct pcmcia_socket *skt)
 {
-	struct send_event_data private;
+	if (bus_for_each_dev(&pcmcia_bus_type, NULL, skt,
+			     pcmcia_bus_suspend_callback)) {
+		pcmcia_bus_resume(skt);
+		return -EIO;
+	}
+	return 0;
+}
 
-	private.skt = s;
-	private.event = event;
-	private.priority = priority;
 
-	return bus_for_each_dev(&pcmcia_bus_type, NULL, &private, send_event_callback);
-} /* send_event */
+/*======================================================================
 
+    The card status event handler.
+    
+======================================================================*/
 
 /* Normally, the event is passed to individual drivers after
  * informing userspace. Only for CS_EVENT_CARD_REMOVAL this
@@ -976,20 +1058,17 @@ static int send_event(struct pcmcia_socket *s, event_t event, int priority)
 static int ds_event(struct pcmcia_socket *skt, event_t event, int priority)
 {
 	struct pcmcia_socket *s = pcmcia_get_socket(skt);
-	int ret = 0;
 
 	ds_dbg(1, "ds_event(0x%06x, %d, 0x%p)\n",
 	       event, priority, skt);
-    
-	switch (event) {
 
+	switch (event) {
 	case CS_EVENT_CARD_REMOVAL:
 		s->pcmcia_state.present = 0;
-	    	send_event(skt, event, priority);
-		unbind_request(skt);
+		pcmcia_card_remove(skt);
 		handle_event(skt, event);
 		break;
-	
+
 	case CS_EVENT_CARD_INSERTION:
 		s->pcmcia_state.present = 1;
 		pcmcia_card_add(skt);
@@ -997,12 +1076,14 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority)
 		break;
 
 	case CS_EVENT_EJECTION_REQUEST:
-		ret = send_event(skt, event, priority);
 		break;
 
+	case CS_EVENT_PM_SUSPEND:
+	case CS_EVENT_PM_RESUME:
+	case CS_EVENT_RESET_PHYSICAL:
+	case CS_EVENT_CARD_RESET:
 	default:
 		handle_event(skt, event);
-		send_event(skt, event, priority);
 		break;
     }
 
@@ -1012,152 +1093,12 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority)
 } /* ds_event */
 
 
-
-int pcmcia_register_client(struct pcmcia_device **handle, client_reg_t *req)
-{
-	struct pcmcia_socket *s = NULL;
-	struct pcmcia_device *p_dev = NULL;
-	struct pcmcia_driver *p_drv = NULL;
-
-	/* Look for unbound client with matching dev_info */
-	down_read(&pcmcia_socket_list_rwsem);
-	list_for_each_entry(s, &pcmcia_socket_list, socket_list) {
-		unsigned long flags;
-
-		if (s->state & SOCKET_CARDBUS)
-			continue;
-
-		s = pcmcia_get_socket(s);
-		if (!s)
-			continue;
-		spin_lock_irqsave(&pcmcia_dev_list_lock, flags);
-		list_for_each_entry(p_dev, &s->devices_list, socket_device_list) {
-			p_dev = pcmcia_get_dev(p_dev);
-			if (!p_dev)
-				continue;
-			if (!(p_dev->state & CLIENT_UNBOUND) ||
-			    (!p_dev->dev.driver)) {
-				pcmcia_put_dev(p_dev);
-				continue;
-			}
-			p_drv = to_pcmcia_drv(p_dev->dev.driver);
-			if (!strncmp(p_drv->drv.name, (char *)req->dev_info, DEV_NAME_LEN)) {
-				spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
-				goto found;
-			}
-			pcmcia_put_dev(p_dev);
-		}
-		spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
-		pcmcia_put_socket(s);
-	}
- found:
-	up_read(&pcmcia_socket_list_rwsem);
-	if (!p_dev)
-		return -ENODEV;
-
-	pcmcia_put_socket(s); /* safe, as we already hold a reference from bind_device */
-
-	*handle = p_dev;
-	p_dev->state &= ~CLIENT_UNBOUND;
-	p_dev->event_callback_args = req->event_callback_args;
-	p_dev->event_callback_args.client_handle