Merge bk://kernel.bkbits.net/gregkh/linux/pci-2.6

into ppc970.osdl.org:/home/torvalds/v2.6/linux

CREDITS

@@ -1284,8 +1284,8 @@ P: 1024D/77D4FC9B F5C5 1C20 1DFC DEC3 3107  54A4 2332 ADFC 77D4 FC9B
 D: National Language Support
 D: Linux Internationalization Project
 D: German Localization for Linux and GNU software
-S: Helenenstrasse 18
-S: 65183 Wiesbaden
+S: Kriemhildring 12a
+S: 65795 Hattersheim am Main
 S: Germany
 
 N: Christoph Hellwig

arch/i386/pci/irq.c

@@ -897,7 +897,7 @@ static int __init pcibios_irq_init(void)
 {
 	DBG("PCI: IRQ init\n");
 
-	if (pcibios_enable_irq)
+	if (pcibios_enable_irq || raw_pci_ops == NULL)
 		return 0;
 
 	pirq_table = pirq_find_routing_table();

drivers/pci/hotplug/acpiphp.h

@@ -47,7 +47,6 @@
 #define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg)
 #define warn(format, arg...) printk(KERN_WARNING "%s: " format, MY_NAME , ## arg)
 
-#define SLOT_MAGIC	0x67267322
 /* name size which is used for entries in pcihpfs */
 #define SLOT_NAME_SIZE	KOBJ_NAME_LEN		/* {_SUN} */
 
@@ -59,7 +58,6 @@ struct pci_resource;
  * struct slot - slot information for each *physical* slot
  */
 struct slot {
-	u32 magic;
 	u8 number;
 	struct hotplug_slot	*hotplug_slot;
 	struct list_head	slot_list;
@@ -220,9 +218,7 @@ extern void acpiphp_glue_exit (void);
 extern int acpiphp_get_num_slots (void);
 extern struct acpiphp_slot *get_slot_from_id (int id);
 typedef int (*acpiphp_callback)(struct acpiphp_slot *slot, void *data);
-extern int acpiphp_for_each_slot (acpiphp_callback fn, void *data);
 
-extern int acpiphp_check_bridge (struct acpiphp_bridge *bridge);
 extern int acpiphp_enable_slot (struct acpiphp_slot *slot);
 extern int acpiphp_disable_slot (struct acpiphp_slot *slot);
 extern u8 acpiphp_get_power_status (struct acpiphp_slot *slot);
@@ -241,7 +237,6 @@ extern int acpiphp_init_func_resource (struct acpiphp_func *func);
 
 /* acpiphp_res.c */
 extern struct pci_resource *acpiphp_get_io_resource (struct pci_resource **head, u32 size);
-extern struct pci_resource *acpiphp_get_max_resource (struct pci_resource **head, u32 size);
 extern struct pci_resource *acpiphp_get_resource (struct pci_resource **head, u32 size);
 extern struct pci_resource *acpiphp_get_resource_with_base (struct pci_resource **head, u64 base, u32 size);
 extern int acpiphp_resource_sort_and_combine (struct pci_resource **head);

drivers/pci/hotplug/acpiphp_glue.c

@@ -66,7 +66,7 @@ static void handle_hotplug_event_func (acpi_handle, u32, void *);
  *  4. ..
  *
  */
-static int is_ejectable (acpi_handle handle)
+static int is_ejectable(acpi_handle handle)
 {
 	acpi_status status;
 	acpi_handle tmp;
@@ -919,6 +919,48 @@ static unsigned int get_slot_status(struct acpiphp_slot *slot)
 	return (unsigned int)sta;
 }
 
+/**
+ * acpiphp_check_bridge - re-enumerate devices
+ *
+ * Iterate over all slots under this bridge and make sure that if a
+ * card is present they are enabled, and if not they are disabled.
+ */
+static int acpiphp_check_bridge(struct acpiphp_bridge *bridge)
+{
+	struct acpiphp_slot *slot;
+	int retval = 0;
+	int enabled, disabled;
+
+	enabled = disabled = 0;
+
+	for (slot = bridge->slots; slot; slot = slot->next) {
+		unsigned int status = get_slot_status(slot);
+		if (slot->flags & SLOT_ENABLED) {
+			if (status == ACPI_STA_ALL)
+				continue;
+			retval = acpiphp_disable_slot(slot);
+			if (retval) {
+				err("Error occurred in disabling\n");
+				goto err_exit;
+			}
+			disabled++;
+		} else {
+			if (status != ACPI_STA_ALL)
+				continue;
+			retval = acpiphp_enable_slot(slot);
+			if (retval) {
+				err("Error occurred in enabling\n");
+				goto err_exit;
+			}
+			enabled++;
+		}
+	}
+
+	dbg("%s: %d enabled, %d disabled\n", __FUNCTION__, enabled, disabled);
+
+ err_exit:
+	return retval;
+}
 
 /*
  * ACPI event handlers
@@ -1113,6 +1155,8 @@ void __exit acpiphp_glue_exit(void)
 
 		kfree(bridge);
 	}
+
+	acpi_pci_unregister_driver(&acpi_pci_hp_driver);
 }
 
 
@@ -1138,13 +1182,14 @@ int __init acpiphp_get_num_slots(void)
 }
 
 
+#if 0
 /**
  * acpiphp_for_each_slot - call function for each slot
  * @fn: callback function
  * @data: context to be passed to callback function
  *
  */
-int acpiphp_for_each_slot(acpiphp_callback fn, void *data)
+static int acpiphp_for_each_slot(acpiphp_callback fn, void *data)
 {
 	struct list_head *node;
 	struct acpiphp_bridge *bridge;
@@ -1163,7 +1208,7 @@ int acpiphp_for_each_slot(acpiphp_callback fn, void *data)
  err_exit:
 	return retval;
 }
-
+#endif
 
 /* search matching slot from id  */
 struct acpiphp_slot *get_slot_from_id(int id)
@@ -1180,7 +1225,8 @@ struct acpiphp_slot *get_slot_from_id(int id)
 	}
 
 	/* should never happen! */
-	err("%s: no object for id %d\n",__FUNCTION__, id);
+	err("%s: no object for id %d\n", __FUNCTION__, id);
+	WARN_ON(1);
 	return 0;
 }
 
@@ -1241,50 +1287,6 @@ int acpiphp_disable_slot(struct acpiphp_slot *slot)
 }
 
 
-/**
- * acpiphp_check_bridge - re-enumerate devices
- *
- * Iterate over all slots under this bridge and make sure that if a
- * card is present they are enabled, and if not they are disabled.
- */
-int acpiphp_check_bridge(struct acpiphp_bridge *bridge)
-{
-	struct acpiphp_slot *slot;
-	int retval = 0;
-	int enabled, disabled;
-
-	enabled = disabled = 0;
-
-	for (slot = bridge->slots; slot; slot = slot->next) {
-		unsigned int status = get_slot_status(slot);
-		if (slot->flags & SLOT_ENABLED) {
-			if (status == ACPI_STA_ALL)
-				continue;
-			retval = acpiphp_disable_slot(slot);
-			if (retval) {
-				err("Error occurred in disabling\n");
-				goto err_exit;
-			}
-			disabled++;
-		} else {
-			if (status != ACPI_STA_ALL)
-				continue;
-			retval = acpiphp_enable_slot(slot);
-			if (retval) {
-				err("Error occurred in enabling\n");
-				goto err_exit;
-			}
-			enabled++;
-		}
-	}
-
-	dbg("%s: %d enabled, %d disabled\n", __FUNCTION__, enabled, disabled);
-
- err_exit:
-	return retval;
-}
-
-
 /*
  * slot enabled:  1
  * slot disabled: 0

drivers/pci/hotplug/acpiphp_res.c

@@ -105,7 +105,7 @@ static int sort_by_size(struct pci_resource **head)
 	return 0;
 }
 
-
+#if 0
 /*
  * sort_by_max_size - sort nodes by their length, largest first
  */
@@ -151,6 +151,7 @@ static int sort_by_max_size(struct pci_resource **head)
 
 	return 0;
 }
+#endif
 
 /**
  * get_io_resource - get resource for I/O ports
@@ -247,6 +248,7 @@ struct pci_resource *acpiphp_get_io_resource (struct pci_resource **head, u32 si
 }
 
 
+#if 0
 /**
  * get_max_resource - get the largest resource
  *
@@ -254,7 +256,7 @@ struct pci_resource *acpiphp_get_io_resource (struct pci_resource **head, u32 si
  * list pointed to by head.  It aligns the node on top and bottom
  * to "size" alignment before returning it.
  */
-struct pci_resource *acpiphp_get_max_resource (struct pci_resource **head, u32 size)
+static struct pci_resource *acpiphp_get_max_resource (struct pci_resource **head, u32 size)
 {
 	struct pci_resource *max;
 	struct pci_resource *temp;
@@ -340,7 +342,7 @@ struct pci_resource *acpiphp_get_max_resource (struct pci_resource **head, u32 s
 	/* If we get here, we couldn't find one */
 	return NULL;
 }
-
+#endif
 
 /**
  * get_resource - get resource (mem, pfmem)

drivers/pci/hotplug/cpci_hotplug.h

@@ -40,9 +40,7 @@
 #define HS_CSR_EIM	0x0002
 #define HS_CSR_DHA	0x0001
 
-#define SLOT_MAGIC	0x67267322
 struct slot {
-	u32 magic;
 	u8 number;
 	unsigned int devfn;
 	struct pci_bus *bus;
@@ -86,7 +84,6 @@ extern u8 cpci_get_attention_status(struct slot *slot);
 extern u8 cpci_get_latch_status(struct slot *slot);
 extern u8 cpci_get_adapter_status(struct slot *slot);
 extern u16 cpci_get_hs_csr(struct slot * slot);
-extern u16 cpci_set_hs_csr(struct slot * slot, u16 hs_csr);
 extern int cpci_set_attention_status(struct slot *slot, int status);
 extern int cpci_check_and_clear_ins(struct slot * slot);
 extern int cpci_check_ext(struct slot * slot);

drivers/pci/hotplug/cpci_hotplug_core.c

@@ -40,11 +40,7 @@
 #define DRIVER_AUTHOR	"Scott Murray <scottm@somanetworks.com>"
 #define DRIVER_DESC	"CompactPCI Hot Plug Core"
 
-#if !defined(CONFIG_HOTPLUG_CPCI_MODULE)
 #define MY_NAME	"cpci_hotplug"
-#else
-#define MY_NAME	THIS_MODULE->name
-#endif
 
 #define dbg(format, arg...)					\
 	do {							\
@@ -71,63 +67,21 @@ static int disable_slot(struct hotplug_slot *slot);
 static int set_attention_status(struct hotplug_slot *slot, u8 value);
 static int get_power_status(struct hotplug_slot *slot, u8 * value);
 static int get_attention_status(struct hotplug_slot *slot, u8 * value);
-static int get_latch_status(struct hotplug_slot *slot, u8 * value);
-static int get_adapter_status(struct hotplug_slot *slot, u8 * value);
 
 static struct hotplug_slot_ops cpci_hotplug_slot_ops = {
 	.owner = THIS_MODULE,
 	.enable_slot = enable_slot,
 	.disable_slot = disable_slot,
 	.set_attention_status = set_attention_status,
-	.hardware_test = NULL,
 	.get_power_status = get_power_status,
 	.get_attention_status = get_attention_status,
-	.get_latch_status = get_latch_status,
-	.get_adapter_status = get_adapter_status,
 };
 
-/* Inline functions to check the sanity of a pointer that is passed to us */
-static inline int
-slot_paranoia_check(struct slot *slot, const char *function)
-{
-	if(!slot) {
-		dbg("%s - slot == NULL", function);
-		return -1;
-	}
-	if(slot->magic != SLOT_MAGIC) {
-		dbg("%s - bad magic number for slot", function);
-		return -1;
-	}
-	if(!slot->hotplug_slot) {
-		dbg("%s - slot->hotplug_slot == NULL!", function);
-		return -1;
-	}
-	return 0;
-}
-
-static inline struct slot *
-get_slot(struct hotplug_slot *hotplug_slot, const char *function)
-{
-	struct slot *slot;
-
-	if(!hotplug_slot) {
-		dbg("%s - hotplug_slot == NULL", function);
-		return NULL;
-	}
-
-	slot = (struct slot *) hotplug_slot->private;
-	if(slot_paranoia_check(slot, function))
-		return NULL;
-	return slot;
-}
-
 static int
 update_latch_status(struct hotplug_slot *hotplug_slot, u8 value)
 {
 	struct hotplug_slot_info info;
 
-	if(!(hotplug_slot && hotplug_slot->info))
-		return -EINVAL;
 	memcpy(&info, hotplug_slot->info, sizeof(struct hotplug_slot_info));
 	info.latch_status = value;
 	return pci_hp_change_slot_info(hotplug_slot, &info);
@@ -138,8 +92,6 @@ update_adapter_status(struct hotplug_slot *hotplug_slot, u8 value)
 {
 	struct hotplug_slot_info info;
 
-	if(!(hotplug_slot && hotplug_slot->info))
-		return -EINVAL;
 	memcpy(&info, hotplug_slot->info, sizeof(struct hotplug_slot_info));
 	info.adapter_status = value;
 	return pci_hp_change_slot_info(hotplug_slot, &info);
@@ -148,12 +100,9 @@ update_adapter_status(struct hotplug_slot *hotplug_slot, u8 value)
 static int
 enable_slot(struct hotplug_slot *hotplug_slot)
 {
-	struct slot *slot = get_slot(hotplug_slot, __FUNCTION__);
+	struct slot *slot = hotplug_slot->private;
 	int retval = 0;
 
-	if(slot == NULL)
-		return -ENODEV;
-
 	dbg("%s - physical_slot = %s", __FUNCTION__, hotplug_slot->name);
 
 	if(controller->ops->set_power) {
@@ -166,12 +115,9 @@ enable_slot(struct hotplug_slot *hotplug_slot)
 static int
 disable_slot(struct hotplug_slot *hotplug_slot)
 {
-	struct slot *slot = get_slot(hotplug_slot, __FUNCTION__);
+	struct slot *slot = hotplug_slot->private;
 	int retval = 0;
 
-	if(slot == NULL)
-		return -ENODEV;
-
 	dbg("%s - physical_slot = %s", __FUNCTION__, hotplug_slot->name);
 
 	/* Unconfigure device */
@@ -220,10 +166,8 @@ cpci_get_power_status(struct slot *slot)
 static int
 get_power_status(struct hotplug_slot *hotplug_slot, u8 * value)
 {
-	struct slot *slot = get_slot(hotplug_slot, __FUNCTION__);
+	struct slot *slot = hotplug_slot->private;
 
-	if(slot == NULL)
-		return -ENODEV;
 	*value = cpci_get_power_status(slot);
 	return 0;
 }
@@ -231,10 +175,8 @@ get_power_status(struct hotplug_slot *hotplug_slot, u8 * value)
 static int
 get_attention_status(struct hotplug_slot *hotplug_slot, u8 * value)
 {
-	struct slot *slot = get_slot(hotplug_slot, __FUNCTION__);
+	struct slot *slot = hotplug_slot->private;
 
-	if(slot == NULL)
-		return -ENODEV;
 	*value = cpci_get_attention_status(slot);
 	return 0;
 }
@@ -242,48 +184,12 @@ get_attention_status(struct hotplug_slot *hotplug_slot, u8 * value)
 static int
 set_attention_status(struct hotplug_slot *hotplug_slot, u8 status)
 {
-	struct slot *slot = get_slot(hotplug_slot, __FUNCTION__);
-
-	if(slot == NULL)
-		return -ENODEV;
-	switch (status) {
-	case 0:
-		cpci_set_attention_status(slot, 0);
-		break;
-
-	case 1:
-	default:
-		cpci_set_attention_status(slot, 1);
-		break;
-	}
-
-	return 0;
-}
-
-static int
-get_latch_status(struct hotplug_slot *hotplug_slot, u8 * value)
-{
-	if(hotplug_slot == NULL || hotplug_slot->info == NULL)
-		return -ENODEV;
-	*value = hotplug_slot->info->latch_status;
-	return 0;
-}
-
-static int
-get_adapter_status(struct hotplug_slot *hotplug_slot, u8 * value)
-{
-	if(hotplug_slot == NULL || hotplug_slot->info == NULL)
-		return -ENODEV;
-	*value = hotplug_slot->info->adapter_status;
-	return 0;
+	return cpci_set_attention_status(hotplug_slot->private, status);
 }
 
 static void release_slot(struct hotplug_slot *hotplug_slot)
 {
-	struct slot *slot = get_slot(hotplug_slot, __FUNCTION__);
-
-	if(slot == NULL)
-		return;
+	struct slot *slot = hotplug_slot->private;
 
 	kfree(slot->hotplug_slot->info);
 	kfree(slot->hotplug_slot->name);
@@ -306,15 +212,12 @@ cpci_hp_register_bus(struct pci_bus *bus, u8 first, u8 last)
 	struct hotplug_slot *hotplug_slot;
 	struct hotplug_slot_info *info;
 	char *name;
-	int status = 0;
+	int status = -ENOMEM;
 	int i;
 
 	if(!(controller && bus)) {
 		return -ENODEV;
 	}
-	if(last < first) {
-		return -EINVAL;
-	}
 
 	/*
 	 * Create a structure for each slot, and register that slot
@@ -322,38 +225,28 @@ cpci_hp_register_bus(struct pci_bus *bus, u8 first, u8 last)
 	 */
 	for (i = first; i <= last; ++i) {
 		slot = kmalloc(sizeof (struct slot), GFP_KERNEL);
-		if(!slot)
-			return -ENOMEM;
+		if (!slot)
+			goto error;
 		memset(slot, 0, sizeof (struct slot));
 
 		hotplug_slot =
 		    kmalloc(sizeof (struct hotplug_slot), GFP_KERNEL);
-		if(!hotplug_slot) {
-			kfree(slot);
-			return -ENOMEM;
-		}
+		if (!hotplug_slot)
+			goto error_slot;
 		memset(hotplug_slot, 0, sizeof (struct hotplug_slot));
 		slot->hotplug_slot = hotplug_slot;
 
 		info = kmalloc(sizeof (struct hotplug_slot_info), GFP_KERNEL);
-		if(!info) {
-			kfree(hotplug_slot);
-			kfree(slot);
-			return -ENOMEM;
-		}
+		if (!info)
+			goto error_hpslot;
 		memset(info, 0, sizeof (struct hotplug_slot_info));
 		hotplug_slot->info = info;
 
 		name = kmalloc(SLOT_NAME_SIZE, GFP_KERNEL);
-		if(!name) {
-			kfree(info);
-			kfree(hotplug_slot);
-			kfree(slot);
-			return -ENOMEM;
-		}
+		if (!name)
+			goto error_info;
 		hotplug_slot->name = name;
 
-		slot->magic = SLOT_MAGIC;
 		slot->bus = bus;
 		slot->number = i;
 		slot->devfn = PCI_DEVFN(i, 0);
@@ -373,13 +266,9 @@ cpci_hp_register_bus(struct pci_bus *bus, u8 first, u8 last)
 
 		dbg("registering slot %s", slot->hotplug_slot->name);
 		status = pci_hp_register(slot->hotplug_slot);
-		if(status) {
+		if (status) {
 			err("pci_hp_register failed with error %d", status);
-			kfree(info);
-			kfree(name);
-			kfree(hotplug_slot);
-			kfree(slot);
-			return status;
+			goto error_name;
 		}
 
 		/* Add slot to our internal list */
@@ -388,6 +277,16 @@ cpci_hp_register_bus(struct pci_bus *bus, u8 first, u8 last)
 		slots++;
 		spin_unlock(&list_lock);
 	}
+	return 0;
+error_name:
+	kfree(name);
+error_info:
+	kfree(info);
+error_hpslot:
+	kfree(hotplug_slot);
+error_slot:
+	kfree(slot);
+error:
 	return status;
 }
 
@@ -399,10 +298,6 @@ cpci_hp_unregister_bus(struct pci_bus *bus)
 	struct list_head *next;
 	int status;
 
-	if(!bus) {
-		return -ENODEV;
-	}
-
 	spin_lock(&list_lock);
 	if(!slots) {
 		spin_unlock(&list_lock);
@@ -428,7 +323,7 @@ cpci_hp_unregister_bus(struct pci_bus *bus)
 }
 
 /* This is the interrupt mode interrupt handler */
-irqreturn_t
+static irqreturn_t
 cpci_hp_intr(int irq, void *data, struct pt_regs *regs)
 {
 	dbg("entered cpci_hp_intr");
@@ -891,7 +786,6 @@ cpci_hotplug_exit(void)
 	cleanup_slots();
 }
 
-
 EXPORT_SYMBOL_GPL(cpci_hp_register_controller);
 EXPORT_SYMBOL_GPL(cpci_hp_unregister_controller);
 EXPORT_SYMBOL_GPL(cpci_hp_register_bus);

drivers/pci/hotplug/cpci_hotplug_pci.c

@@ -127,6 +127,7 @@ u16 cpci_get_hs_csr(struct slot* slot)
 	return hs_csr;
 }
 
+#if 0
 u16 cpci_set_hs_csr(struct slot* slot, u16 hs_csr)
 {
 	int hs_cap;
@@ -156,6 +157,7 @@ u16 cpci_set_hs_csr(struct slot* slot, u16 hs_csr)
 	}
 	return new_hs_csr;
 }
+#endif
 
 int cpci_check_and_clear_ins(struct slot* slot)
 {

drivers/pci/hotplug/cpcihp_generic.c

@@ -76,73 +76,6 @@ static u8 enum_mask;
 static struct cpci_hp_controller_ops generic_hpc_ops;
 static struct cpci_hp_controller generic_hpc;
 
-/* The following allows configuring the driver when it's compiled into the kernel */
-#ifndef MODULE
-static int __init cpcihp_generic_setup(char* str)
-{
-	char* p;
-	unsigned long tmp;
-
-	if(!str)
-		return -EINVAL;
-	bridge = str;
-
-	p = strchr(str, ',');
-	str = p + 1;
-	if(!(p && *str && *p == ','))
-		goto setup_error;
-	tmp = simple_strtoul(str, &p, 0);
-	if(p == str || tmp > 0xff) {
-		err("hotplug bus first slot number out of range");
-		goto setup_error;
-	}
-	first_slot = (u8) tmp;
-
-	str = p + 1;		
-	if(!(*str && *p == ','))
-		return -EINVAL;
-	tmp = simple_strtoul(str, &p, 0);
-	if(p == str || tmp > 0xff) {
-		err("hotplug bus last slot number out of range");
-		goto setup_error;
-	}
-	last_slot = (u8) tmp;
-
-	str = p + 1;
-	if(!(*str && *p == ','))
-		goto setup_error;
-	tmp = simple_strtoul(str, &p, 0);
-	if(p == str || tmp > 0xffff) {
-		err("port number out of range");
-		goto setup_error;
-	}
-	port = (u16) tmp;
-
-	str = p + 1;
-	if(!(*str && *p == ','))
-		goto setup_error;
-	tmp = simple_strtoul(str, &p, 0);
-	if(p == str) {
-		err("invalid #ENUM bit number");
-		goto setup_error;
-	}
-	enum_bit = (u8) tmp;
-
-	str = p + 1;
-	if(*str && *p == ',') {
-		tmp = simple_strtoul(str, &p, 0);
-		if(p != str)
-			debug = (int) tmp;
-	}
-	return 0;
-setup_error:
-	bridge = NULL;
-	return -EINVAL;
-}
-
-__setup("cpcihp_generic=", cpcihp_generic_setup);
-#endif
-
 static int __init validate_parameters(void)
 {
 	char* str;

drivers/pci/hotplug/cpcihp_zt5550.c

@@ -32,6 +32,7 @@
 
 #include <linux/config.h>
 #include <linux/module.h>
+#include <linux/moduleparam.h>
 #include <linux/init.h>
 #include <linux/errno.h>
 #include <linux/pci.h>
@@ -42,11 +43,7 @@
 #define DRIVER_AUTHOR	"Scott Murray <scottm@somanetworks.com>"
 #define DRIVER_DESC	"ZT5550 CompactPCI Hot Plug Driver"
 
-#if !defined(CONFIG_HOTPLUG_PCI_CPCI_ZT5550_MODULE)
 #define MY_NAME	"cpcihp_zt5550"
-#else
-#define MY_NAME	THIS_MODULE->name
-#endif
 
 #define dbg(format, arg...)					\
 	do {							\
@@ -175,7 +172,7 @@ static int zt5550_hc_enable_irq(void)
 	return 0;
 }
 
-int zt5550_hc_disable_irq(void)
+static int zt5550_hc_disable_irq(void)
 {
 	u8 reg;
 
@@ -301,7 +298,7 @@ module_exit(zt5550_exit);
 MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
-MODULE_PARM(debug, "i");
+module_param(debug, bool, 644);
 MODULE_PARM_DESC(debug, "Debugging mode enabled or not");
-MODULE_PARM(poll, "i");
+module_param(poll, bool, 644);
 MODULE_PARM_DESC(poll, "#ENUM polling mode enabled or not");

drivers/pci/hotplug/ibmphp.h

@@ -271,7 +271,6 @@ struct bus_info {
 ***********************************************************/
 extern struct list_head ibmphp_ebda_pci_rsrc_head;
 extern struct list_head ibmphp_slot_head;
-extern struct list_head ibmphp_res_head;
 /***********************************************************
 * FUNCTION PROTOTYPES                                      *
 ***********************************************************/
@@ -754,7 +753,6 @@ struct controller {
 /* Functions */
 
 extern int ibmphp_init_devno (struct slot **);	/* This function is called from EBDA, so we need it not be static */
-extern int ibmphp_disable_slot (struct hotplug_slot *);	/* This function is called from HPC, so we need it to not be static */
 extern int ibmphp_do_disable_slot (struct slot *slot_cur);
 extern int ibmphp_update_slot_info (struct slot *);	/* This function is called from HPC, so we need it to not be be static */
 extern int ibmphp_configure_card (struct pci_func *, u8);

drivers/pci/hotplug/ibmphp_core.c

@@ -1146,7 +1146,7 @@ static int enable_slot (struct hotplug_slot *hs)
 * OUTPUT: SUCCESS 0 ; FAILURE: UNCONFIGURE , VALIDATE         *
           DISABLE POWER ,                                    *
 **************************************************************/
-int ibmphp_disable_slot (struct hotplug_slot *hotplug_slot)
+static int ibmphp_disable_slot (struct hotplug_slot *hotplug_slot)
 {
 	struct slot *slot = hotplug_slot->private;
 	int rc;

drivers/pci/hotplug/ibmphp_res.c

@@ -45,7 +45,6 @@ static void fix_resources (struct bus_node *);
 static struct bus_node *find_bus_wprev (u8, struct bus_node **, u8);
 
 static LIST_HEAD(gbuses);
-LIST_HEAD(ibmphp_res_head);
 
 static struct bus_node * __init alloc_error_bus (struct ebda_pci_rsrc * curr, u8 busno, int flag)
 {

drivers/pci/hotplug/pci_hotplug_core.c

@@ -29,6 +29,7 @@
 
 #include <linux/config.h>
 #include <linux/module.h>
+#include <linux/moduleparam.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/list.h>
@@ -45,11 +46,7 @@
 #include "pci_hotplug.h"
 
 
-#if !defined(CONFIG_HOTPLUG_PCI_MODULE)
-	#define MY_NAME	"pci_hotplug"
-#else
-	#define MY_NAME	THIS_MODULE->name
-#endif
+#define MY_NAME	"pci_hotplug"
 
 #define dbg(fmt, arg...) do { if (debug) printk(KERN_DEBUG "%s: %s: " fmt , MY_NAME , __FUNCTION__ , ## arg); } while (0)
 #define err(format, arg...) printk(KERN_ERR "%s: " format , MY_NAME , ## arg)
@@ -704,7 +701,7 @@ module_exit(pci_hotplug_exit);
 MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
-MODULE_PARM(debug, "i");
+module_param(debug, bool, 644);
 MODULE_PARM_DESC(debug, "Debugging mode enabled or not");
 
 EXPORT_SYMBOL_GPL(pci_hotplug_slots_subsys);

drivers/pci/hotplug/pciehp.h

@@ -35,11 +35,7 @@
 #include <asm/io.h>		
 #include "pci_hotplug.h"
 
-#if !defined(CONFIG_HOTPLUG_PCI_PCIE_MODULE)
-	#define MY_NAME	"pciehp"
-#else
-	#define MY_NAME	THIS_MODULE->name
-#endif
+#define MY_NAME	"pciehp"
 
 extern int pciehp_poll_mode;
 extern int pciehp_poll_time;
@@ -72,9 +68,7 @@ struct pci_func {
 	struct pci_dev* pci_dev;
 };
 
-#define SLOT_MAGIC	0x67267321
 struct slot {
-	u32 magic;
 	struct slot *next;
 	u8 bus;
 	u8 device;
@@ -108,7 +102,7 @@ struct event_info {
 struct controller {
 	struct controller *next;
 	struct semaphore crit_sect;	/* critical section semaphore */
-	void * hpc_ctlr_handle;		/* HPC controller handle */
+	void *hpc_ctlr_handle;		/* HPC controller handle */
 	int num_slots;			/* Number of slots on ctlr */
 	int slot_num_inc;		/* 1 or -1 */
 	struct pci_resource *mem_head;
@@ -191,7 +185,7 @@ struct resource_lists {
 #define msg_initialization_err	"Initialization failure, error=%d\n"
 #define msg_HPC_rev_error	"Unsupported revision of the PCI hot plug controller found.\n"
 #define msg_HPC_non_pcie	"The PCI hot plug controller is not supported by this driver.\n"
-#define msg_HPC_not_supported	"This system is not supported by this version of pciephd mdoule. Upgrade to a newer version of pciehpd\n"
+#define msg_HPC_not_supported	"This system is not supported by this version of pciephd module. Upgrade to a newer version of pciehpd\n"
 #define msg_unable_to_save	"Unable to store PCI hot plug add resource information. This system must be rebooted before adding any PCI devices.\n"
 #define msg_button_on		"PCI slot #%d - powering on due to button press.\n"
 #define msg_button_off		"PCI slot #%d - powering off due to button press.\n"
@@ -202,7 +196,6 @@ struct resource_lists {
 extern void pciehp_create_ctrl_files	(struct controller *ctrl);
 
 /* controller functions */
-extern void	pciehp_pushbutton_thread		(unsigned long event_pointer);
 extern int	pciehprm_find_available_resources	(struct controller *ctrl);
 extern int	pciehp_event_start_thread	(void);
 extern void	pciehp_event_stop_thread	(void);
@@ -239,47 +232,10 @@ extern struct pci_func *pciehp_slot_list[256];
 
 /* Inline functions */
 
-
-/* Inline functions to check the sanity of a pointer that is passed to us */
-static inline int slot_paranoia_check (struct slot *slot, const char *function)
-{
-	if (!slot) {
-		dbg("%s - slot == NULL", function);
-		return -1;
-	}
-	if (slot->magic != SLOT_MAGIC) {
-		dbg("%s - bad magic number for slot", function);
-		return -1;
-	}
-	if (!slot->hotplug_slot) {
-		dbg("%s - slot->hotplug_slot == NULL!", function);
-		return -1;
-	}
-	return 0;
-}
-
-static inline struct slot *get_slot (struct hotplug_slot *hotplug_slot, const char *function)
-{ 
-	struct slot *slot;
-
-	if (!hotplug_slot) {
-		dbg("%s - hotplug_slot == NULL\n", function);
-		return NULL;
-	}
-
-	slot = (struct slot *)hotplug_slot->private;
-	if (slot_paranoia_check (slot, function))
-                return NULL;
-	return slot;
-}
-
-static inline struct slot *pciehp_find_slot (struct controller *ctrl, u8 device)
+static inline struct slot *pciehp_find_slot(struct controller *ctrl, u8 device)
 {
 	struct slot *p_slot, *tmp_slot = NULL;
 
-	if (!ctrl)
-		return NULL;
-
 	p_slot = ctrl->slot;
 
 	dbg("p_slot = %p\n", p_slot);
@@ -294,10 +250,10 @@ static inline struct slot *pciehp_find_slot (struct controller *ctrl, u8 device)
 		p_slot = tmp_slot;
 	}
 
-	return (p_slot);
+	return p_slot;
 }
 
-static inline int wait_for_ctrl_irq (struct controller *ctrl)
+static inline int wait_for_ctrl_irq(struct controller *ctrl)
 {
 	int retval = 0;
 
@@ -345,7 +301,7 @@ enum php_ctlr_type {
 
 typedef u8(*php_intr_callback_t) (unsigned int change_id, void *instance_id);
 
-int pcie_init( struct controller *ctrl, struct pci_dev *pdev,
+int pcie_init(struct controller *ctrl, struct pci_dev *pdev,
 		php_intr_callback_t attention_button_callback,
 		php_intr_callback_t switch_change_callback,
 		php_intr_callback_t presence_change_callback,
@@ -353,7 +309,7 @@ int pcie_init( struct controller *ctrl, struct pci_dev *pdev,
 
 
 /* This has no meaning for PCI Express, as there is only 1 slot per port */
-int pcie_get_ctlr_slot_config( struct controller *ctrl,
+int pcie_get_ctlr_slot_config(struct controller *ctrl,
 		int *num_ctlr_slots,
 		int *first_device_num,
 		int *physical_slot_num,
@@ -361,8 +317,8 @@ int pcie_get_ctlr_slot_config( struct controller *ctrl,
 		int *flags);
 
 struct hpc_ops {
-	int	(*power_on_slot )		(struct slot *slot);
-	int	(*power_off_slot )		(struct slot *slot);
+	int	(*power_on_slot)	(struct slot *slot);
+	int	(*power_off_slot)	(struct slot *slot);
 	int	(*get_power_status)	(struct slot *slot, u8 *status);
 	int	(*get_attention_status)	(struct slot *slot, u8 *status);
 	int	(*set_attention_status)	(struct slot *slot, u8 status);

drivers/pci/hotplug/pciehprm.h

@@ -37,7 +37,6 @@
 int pciehprm_init(enum php_ctlr_type ct);
 void pciehprm_cleanup(void);
 int pciehprm_print_pirt(void);
-void *pciehprm_get_slot(struct slot *slot);
 int pciehprm_find_available_resources(struct controller *ctrl);
 int pciehprm_set_hpp(struct controller *ctrl, struct pci_func *func, u8 card_type);
 void pciehprm_enable_card(struct controller *ctrl, struct pci_func *func, u8 card_type);

drivers/pci/hotplug/pciehprm_acpi.c

@@ -1301,6 +1301,7 @@ static struct acpi_php_slot * get_acpi_slot (
 
 }
 
+#if 0
 void * pciehprm_get_slot(struct slot *slot)
 {
 	struct acpi_bridge	*ab = acpi_bridges_head;
@@ -1312,6 +1313,7 @@ void * pciehprm_get_slot(struct slot *slot)
 
 	return (void *)aps;
 }
+#endif
 
 static void pciehprm_dump_func_res( struct pci_func *fun)
 {

drivers/pci/hotplug/pciehprm_nonacpi.c

@@ -52,11 +52,6 @@ int pciehprm_print_pirt(void)
 	return 0;
 }
 
-void * pciehprm_get_slot(struct slot *slot)
-{
-	return NULL;
-}
-
 int pciehprm_get_physical_slot_number(struct controller *ctrl, u32 *sun, u8 busnum, u8 devnum)
 {
 

drivers/pci/hotplug/rpadlpar_core.c

@@ -47,15 +47,13 @@ static struct device_node *find_php_slot_vio_node(char *drc_name)
 {
 	struct device_node *child;
 	struct device_node *parent = of_find_node_by_name(NULL, "vdevice");
+	char *loc_code;
 
 	if (!parent)
 		return NULL;
 
 	for (child = of_get_next_child(parent, NULL);
 	     child; child = of_get_next_child(parent, child)) {
-	
-		char *loc_code;
-	
 		loc_code = get_property(child, "ibm,loc-code", NULL);
 		if (loc_code && !strcmp(loc_code, drc_name))
 			return child;
@@ -309,12 +307,8 @@ int dlpar_remove_vio_slot(struct slot *slot, char *drc_name)
  */
 int dlpar_remove_pci_slot(struct slot *slot, char *drc_name)
 {
-	struct device_node *dn = find_php_slot_pci_node(drc_name);
 	struct pci_dev *bridge_dev;
 
-	if (!dn)
-		return -ENODEV;
-
 	bridge_dev = slot->bridge;
 	if (!bridge_dev) {
 		printk(KERN_ERR "%s: unexpected null bridge device\n",
@@ -359,6 +353,12 @@ int dlpar_remove_slot(char *drc_name)
 	if (down_interruptible(&rpadlpar_sem))
 		return -ERESTARTSYS;
 
+	if (!find_php_slot_vio_node(drc_name) &&
+	    !find_php_slot_pci_node(drc_name)) {
+		rc = -ENODEV;
+		goto exit;
+	}
+
 	slot = find_slot(drc_name);
 	if (!slot) {
 		rc = -EINVAL;

drivers/pci/hotplug/rpaphp.h

@@ -62,8 +62,6 @@ extern int debug;
 #define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg)
 #define warn(format, arg...) printk(KERN_WARNING "%s: " format, MY_NAME , ## arg)
 
-#define SLOT_MAGIC	0x67267322
-
 /* slot types */
 #define VIO_DEV	1
 #define PCI_DEV	2
@@ -79,7 +77,6 @@ extern int debug;
  * struct slot - slot information for each *physical* slot
  */
 struct slot {
-	u32 magic;
 	int state;
 	u32 index;
 	u32 type;

drivers/pci/hotplug/rpaphp_vio.c

@@ -94,6 +94,7 @@ int register_vio_slot(struct device_node *dn)
 		slot->state = NOT_CONFIGURED;
 	if (setup_vio_hotplug_slot_info(slot))
 		goto exit_rc;
+	strcpy(slot->name, slot->dev.vio_dev->dev.bus_id);
 	info("%s: registered VIO device[name=%s vio_dev=%p]\n",
 		__FUNCTION__, slot->name, slot->dev.vio_dev); 
 	rc = register_slot(slot);

drivers/pci/hotplug/shpchp.h

@@ -205,7 +205,6 @@ struct resource_lists {
 extern void shpchp_create_ctrl_files	(struct controller *ctrl);
 
 /* controller functions */
-extern void	shpchp_pushbutton_thread(unsigned long event_pointer);
 extern int	shpchprm_find_available_resources(struct controller *ctrl);
 extern int	shpchp_event_start_thread(void);
 extern void	shpchp_event_stop_thread(void);

drivers/pci/hotplug/shpchprm.h

@@ -39,7 +39,6 @@
 int shpchprm_init(enum php_ctlr_type ct);
 void shpchprm_cleanup(void);
 int shpchprm_print_pirt(void);
-void *shpchprm_get_slot(struct slot *slot);
 int shpchprm_find_available_resources(struct controller *ctrl);
 int shpchprm_set_hpp(struct controller *ctrl, struct pci_func *func, u8 card_type);
 void shpchprm_enable_card(struct controller *ctrl, struct pci_func *func, u8 card_type);

drivers/pci/hotplug/shpchprm_acpi.c

@@ -1299,7 +1299,8 @@ static struct acpi_php_slot * get_acpi_slot (
 
 }
 
-void * shpchprm_get_slot(struct slot *slot)
+#if 0
+static void * shpchprm_get_slot(struct slot *slot)
 {
 	struct acpi_bridge	*ab = acpi_bridges_head;
 	struct acpi_php_slot	*aps = get_acpi_slot (ab, slot->number);
@@ -1310,6 +1311,7 @@ void * shpchprm_get_slot(struct slot *slot)
 
 	return (void *)aps;
 }
+#endif
 
 static void shpchprm_dump_func_res( struct pci_func *fun)
 {

drivers/pci/hotplug/shpchprm_legacy.c

@@ -55,11 +55,6 @@ int shpchprm_print_pirt()
 	return 0;
 }
 
-void * shpchprm_get_slot(struct slot *slot)
-{
-	return NULL;
-}
-
 int shpchprm_get_physical_slot_number(struct controller *ctrl, u32 *sun, u8 busnum, u8 devnum)
 {
 	int	offset = devnum - ctrl->slot_device_offset;

drivers/pci/hotplug/shpchprm_nonacpi.c

@@ -51,11 +51,6 @@ int shpchprm_print_pirt(void)
 	return 0;
 }
 
-void * shpchprm_get_slot(struct slot *slot)
-{
-	return NULL;
-}
-
 int shpchprm_get_physical_slot_number(struct controller *ctrl, u32 *sun, u8 busnum, u8 devnum)
 {
 	int	offset = devnum - ctrl->slot_device_offset;

drivers/pci/pci.c

@@ -640,7 +640,7 @@ pci_generic_prep_mwi(struct pci_dev *dev)
 	if (cacheline_size == pci_cache_line_size)
 		return 0;
 
-	printk(KERN_WARNING "PCI: cache line size of %d is not supported "
+	printk(KERN_DEBUG "PCI: cache line size of %d is not supported "
 	       "by device %s\n", pci_cache_line_size << 2, pci_name(dev));
 
 	return -EINVAL;

drivers/pci/probe.c

@@ -193,7 +193,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
 		return;
 
 	if (dev->transparent) {
-		printk("Transparent bridge - %s\n", pci_name(dev));
+		printk(KERN_INFO "PCI: Transparent bridge - %s\n", pci_name(dev));
 		for(i = 0; i < PCI_BUS_NUM_RESOURCES; i++)
 			child->resource[i] = child->parent->resource[i];
 		return;