Merge branch 'for-2.6.25' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'for-2.6.25' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (454 commits)
  [POWERPC] Cell IOMMU fixed mapping support
  [POWERPC] Split out the ioid fetching/checking logic
  [POWERPC] Add support to cell_iommu_setup_page_tables() for multiple windows
  [POWERPC] Split out the IOMMU logic from cell_dma_dev_setup()
  [POWERPC] Split cell_iommu_setup_hardware() into two parts
  [POWERPC] Split out the logic that allocates struct iommus
  [POWERPC] Allocate the hash table under 1G on cell
  [POWERPC] Add set_dma_ops() to match get_dma_ops()
  [POWERPC] 83xx: Clean up / convert mpc83xx board DTS files to v1 format.
  [POWERPC] 85xx: Only invalidate TLB0 and TLB1
  [POWERPC] 83xx: Fix typo in mpc837x compatible entries
  [POWERPC] 85xx: convert sbc85* boards to use machine_device_initcall
  [POWERPC] 83xx: rework platform Kconfig
  [POWERPC] 85xx: rework platform Kconfig
  [POWERPC] 86xx: Remove unused IRQ defines
  [POWERPC] QE: Explicitly set address-cells and size cells for muram
  [POWERPC] Convert StorCenter DTS file to /dts-v1/ format.
  [POWERPC] 86xx: Convert all 86xx DTS files to /dts-v1/ format.
  [PPC] Remove 85xx from arch/ppc
  [PPC] Remove 83xx from arch/ppc
  ...

7 files changed, 613 insertions, 366 deletions

diff --git a/arch/powerpc/platforms/ps3/Kconfig b/arch/powerpc/platforms/ps3/Kconfig
index 298f1c9679fb..a5f4e95dfc3d 100644
--- a/arch/powerpc/platforms/ps3/Kconfig
+++ b/arch/powerpc/platforms/ps3/Kconfig
@@ -61,17 +61,6 @@ config PS3_DYNAMIC_DMA
 	  This support is mainly for Linux kernel development.  If unsure,
 	  say N.
 
-config PS3_USE_LPAR_ADDR
-	depends on PPC_PS3 && EXPERIMENTAL
-	bool "PS3 use lpar address space"
-	default y
-	help
-	  This option is solely for experimentation by experts.  Disables
-	  translation of lpar addresses.  SPE support currently won't work
-	  without this set to y.
-
-	  If you have any doubt, choose the default y.
-
 config PS3_VUART
 	depends on PPC_PS3
 	tristate
@@ -138,4 +127,17 @@ config PS3_FLASH
 	  be disabled on the kernel command line using "ps3flash=off", to
 	  not allocate this fixed buffer.
 
+config PS3_LPM
+	tristate "PS3 Logical Performance Monitor support"
+	depends on PPC_PS3
+	help
+	  Include support for the PS3 Logical Performance Monitor.
+
+	  This support is required to use the logical performance monitor
+	  of the PS3's LV1 hypervisor.
+
+	  If you intend to use the advanced performance monitoring and
+	  profiling support of the Cell processor with programs like
+	  oprofile and perfmon2, then say Y or M, otherwise say N.
+
 endmenu
diff --git a/arch/powerpc/platforms/ps3/device-init.c b/arch/powerpc/platforms/ps3/device-init.c
index fd063fe0c9b3..9d251d0ca8c6 100644
--- a/arch/powerpc/platforms/ps3/device-init.c
+++ b/arch/powerpc/platforms/ps3/device-init.c
@@ -23,6 +23,7 @@
 #include <linux/kernel.h>
 #include <linux/kthread.h>
 #include <linux/init.h>
+#include <linux/reboot.h>
 
 #include <asm/firmware.h>
 #include <asm/lv1call.h>
@@ -30,6 +31,89 @@
 
 #include "platform.h"
 
+static int __init ps3_register_lpm_devices(void)
+{
+	int result;
+	u64 tmp1;
+	u64 tmp2;
+	struct ps3_system_bus_device *dev;
+
+	pr_debug(" -> %s:%d\n", __func__, __LINE__);
+
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+	if (!dev)
+		return -ENOMEM;
+
+	dev->match_id = PS3_MATCH_ID_LPM;
+	dev->dev_type = PS3_DEVICE_TYPE_LPM;
+
+	/* The current lpm driver only supports a single BE processor. */
+
+	result = ps3_repository_read_be_node_id(0, &dev->lpm.node_id);
+
+	if (result) {
+		pr_debug("%s:%d: ps3_repository_read_be_node_id failed \n",
+			__func__, __LINE__);
+		goto fail_read_repo;
+	}
+
+	result = ps3_repository_read_lpm_privileges(dev->lpm.node_id, &tmp1,
+		&dev->lpm.rights);
+
+	if (result) {
+		pr_debug("%s:%d: ps3_repository_read_lpm_privleges failed \n",
+			__func__, __LINE__);
+		goto fail_read_repo;
+	}
+
+	lv1_get_logical_partition_id(&tmp2);
+
+	if (tmp1 != tmp2) {
+		pr_debug("%s:%d: wrong lpar\n",
+			__func__, __LINE__);
+		result = -ENODEV;
+		goto fail_rights;
+	}
+
+	if (!(dev->lpm.rights & PS3_LPM_RIGHTS_USE_LPM)) {
+		pr_debug("%s:%d: don't have rights to use lpm\n",
+			__func__, __LINE__);
+		result = -EPERM;
+		goto fail_rights;
+	}
+
+	pr_debug("%s:%d: pu_id %lu, rights %lu(%lxh)\n",
+		__func__, __LINE__, dev->lpm.pu_id, dev->lpm.rights,
+		dev->lpm.rights);
+
+	result = ps3_repository_read_pu_id(0, &dev->lpm.pu_id);
+
+	if (result) {
+		pr_debug("%s:%d: ps3_repository_read_pu_id failed \n",
+			__func__, __LINE__);
+		goto fail_read_repo;
+	}
+
+	result = ps3_system_bus_device_register(dev);
+
+	if (result) {
+		pr_debug("%s:%d ps3_system_bus_device_register failed\n",
+			__func__, __LINE__);
+		goto fail_register;
+	}
+
+	pr_debug(" <- %s:%d\n", __func__, __LINE__);
+	return 0;
+
+
+fail_register:
+fail_rights:
+fail_read_repo:
+	kfree(dev);
+	pr_debug(" <- %s:%d: failed\n", __func__, __LINE__);
+	return result;
+}
+
 /**
  * ps3_setup_gelic_device - Setup and register a gelic device instance.
  *
@@ -238,166 +322,6 @@ static int __init ps3_setup_vuart_device(enum ps3_match_id match_id,
 	return result;
 }
 
-static int ps3stor_wait_for_completion(u64 dev_id, u64 tag,
-				       unsigned int timeout)
-{
-	int result = -1;
-	unsigned int retries = 0;
-	u64 status;
-
-	for (retries = 0; retries < timeout; retries++) {
-		result = lv1_storage_check_async_status(dev_id, tag, &status);
-		if (!result)
-			break;
-
-		msleep(1);
-	}
-
-	if (result)
-		pr_debug("%s:%u: check_async_status: %s, status %lx\n",
-			 __func__, __LINE__, ps3_result(result), status);
-
-	return result;
-}
-
-/**
- * ps3_storage_wait_for_device - Wait for a storage device to become ready.
- * @repo: The repository device to wait for.
- *
- * Uses the hypervisor's storage device notification mechanism to wait until
- * a storage device is ready.  The device notification mechanism uses a
- * psuedo device (id = -1) to asynchronously notify the guest when storage
- * devices become ready.  The notification device has a block size of 512
- * bytes.
- */
-
-static int ps3_storage_wait_for_device(const struct ps3_repository_device *repo)
-{
-	int error = -ENODEV;
-	int result;
-	const u64 notification_dev_id = (u64)-1LL;
-	const unsigned int timeout = HZ;
-	u64 lpar;
-	u64 tag;
-	void *buf;
-	enum ps3_notify_type {
-		notify_device_ready = 0,
-		notify_region_probe = 1,
-		notify_region_update = 2,
-	};
-	struct {
-		u64 operation_code;	/* must be zero */
-		u64 event_mask;		/* OR of 1UL << enum ps3_notify_type */
-	} *notify_cmd;
-	struct {
-		u64 event_type;		/* enum ps3_notify_type */
-		u64 bus_id;
-		u64 dev_id;
-		u64 dev_type;
-		u64 dev_port;
-	} *notify_event;
-
-	pr_debug(" -> %s:%u: (%u:%u:%u)\n", __func__, __LINE__, repo->bus_id,
-		 repo->dev_id, repo->dev_type);
-
-	buf = kzalloc(512, GFP_KERNEL);
-	if (!buf)
-		return -ENOMEM;
-
-	lpar = ps3_mm_phys_to_lpar(__pa(buf));
-	notify_cmd = buf;
-	notify_event = buf;
-
-	result = lv1_open_device(repo->bus_id, notification_dev_id, 0);
-	if (result) {
-		printk(KERN_ERR "%s:%u: lv1_open_device %s\n", __func__,
-		       __LINE__, ps3_result(result));
-		goto fail_free;
-	}
-
-	/* Setup and write the request for device notification. */
-
-	notify_cmd->operation_code = 0; /* must be zero */
-	notify_cmd->event_mask = 1UL << notify_region_probe;
-
-	result = lv1_storage_write(notification_dev_id, 0, 0, 1, 0, lpar,
-				   &tag);
-	if (result) {
-		printk(KERN_ERR "%s:%u: write failed %s\n", __func__, __LINE__,
-		       ps3_result(result));
-		goto fail_close;
-	}
-
-	/* Wait for the write completion */
-
-	result = ps3stor_wait_for_completion(notification_dev_id, tag,
-					     timeout);
-	if (result) {
-		printk(KERN_ERR "%s:%u: write not completed %s\n", __func__,
-		       __LINE__, ps3_result(result));
-		goto fail_close;
-	}
-
-	/* Loop here processing the requested notification events. */
-
-	while (1) {
-		memset(notify_event, 0, sizeof(*notify_event));
-
-		result = lv1_storage_read(notification_dev_id, 0, 0, 1, 0,
-					  lpar, &tag);
-		if (result) {
-			printk(KERN_ERR "%s:%u: write failed %s\n", __func__,
-			       __LINE__, ps3_result(result));
-			break;
-		}
-
-		result = ps3stor_wait_for_completion(notification_dev_id, tag,
-						     timeout);
-		if (result) {
-			printk(KERN_ERR "%s:%u: read not completed %s\n",
-			       __func__, __LINE__, ps3_result(result));
-			break;
-		}
-
-		pr_debug("%s:%d: notify event (%u:%u:%u): event_type 0x%lx, "
-			 "port %lu\n", __func__, __LINE__, repo->bus_index,
-			 repo->dev_index, repo->dev_type,
-			 notify_event->event_type, notify_event->dev_port);
-
-		if (notify_event->event_type != notify_region_probe ||
-		    notify_event->bus_id != repo->bus_id) {
-			pr_debug("%s:%u: bad notify_event: event %lu, "
-				 "dev_id %lu, dev_type %lu\n",
-				 __func__, __LINE__, notify_event->event_type,
-				 notify_event->dev_id, notify_event->dev_type);
-			break;
-		}
-
-		if (notify_event->dev_id == repo->dev_id &&
-		    notify_event->dev_type == repo->dev_type) {
-			pr_debug("%s:%u: device ready (%u:%u:%u)\n", __func__,
-				 __LINE__, repo->bus_index, repo->dev_index,
-				 repo->dev_type);
-			error = 0;
-			break;
-		}
-
-		if (notify_event->dev_id == repo->dev_id &&
-		    notify_event->dev_type == PS3_DEV_TYPE_NOACCESS) {
-			pr_debug("%s:%u: no access: dev_id %u\n", __func__,
-				 __LINE__, repo->dev_id);
-			break;
-		}
-	}
-
-fail_close:
-	lv1_close_device(repo->bus_id, notification_dev_id);
-fail_free:
-	kfree(buf);
-	pr_debug(" <- %s:%u\n", __func__, __LINE__);
-	return error;
-}
-
 static int ps3_setup_storage_dev(const struct ps3_repository_device *repo,
 				 enum ps3_match_id match_id)
 {
@@ -449,16 +373,6 @@ static int ps3_setup_storage_dev(const struct ps3_repository_device *repo,
 		goto fail_find_interrupt;
 	}
 
-	/* FIXME: Arrange to only do this on a 'cold' boot */
-
-	result = ps3_storage_wait_for_device(repo);
-	if (result) {
-		printk(KERN_ERR "%s:%u: storage_notification failed %d\n",
-		       __func__, __LINE__, result);
-		result = -ENODEV;
-		goto fail_probe_notification;
-	}
-
 	for (i = 0; i < num_regions; i++) {
 		unsigned int id;
 		u64 start, size;
@@ -494,7 +408,6 @@ static int ps3_setup_storage_dev(const struct ps3_repository_device *repo,
 
 fail_device_register:
 fail_read_region:
-fail_probe_notification:
 fail_find_interrupt:
 	kfree(p);
 fail_malloc:
@@ -659,62 +572,268 @@ static int ps3_register_repository_device(
 	return result;
 }
 
+static void ps3_find_and_add_device(u64 bus_id, u64 dev_id)
+{
+	struct ps3_repository_device repo;
+	int res;
+	unsigned int retries;
+	unsigned long rem;
+
+	/*
+	 * On some firmware versions (e.g. 1.90), the device may not show up
+	 * in the repository immediately
+	 */
+	for (retries = 0; retries < 10; retries++) {
+		res = ps3_repository_find_device_by_id(&repo, bus_id, dev_id);
+		if (!res)
+			goto found;
+
+		rem = msleep_interruptible(100);
+		if (rem)
+			break;
+	}
+	pr_warning("%s:%u: device %lu:%lu not found\n", __func__, __LINE__,
+		   bus_id, dev_id);
+	return;
+
+found:
+	if (retries)
+		pr_debug("%s:%u: device %lu:%lu found after %u retries\n",
+			 __func__, __LINE__, bus_id, dev_id, retries);
+
+	ps3_register_repository_device(&repo);
+	return;
+}
+
+#define PS3_NOTIFICATION_DEV_ID		ULONG_MAX
+#define PS3_NOTIFICATION_INTERRUPT_ID	0
+
+struct ps3_notification_device {
+	struct ps3_system_bus_device sbd;
+	spinlock_t lock;
+	u64 tag;
+	u64 lv1_status;
+	struct completion done;
+};
+
+enum ps3_notify_type {
+	notify_device_ready = 0,
+	notify_region_probe = 1,
+	notify_region_update = 2,
+};
+
+struct ps3_notify_cmd {
+	u64 operation_code;		/* must be zero */
+	u64 event_mask;			/* OR of 1UL << enum ps3_notify_type */
+};
+
+struct ps3_notify_event {
+	u64 event_type;			/* enum ps3_notify_type */
+	u64 bus_id;
+	u64 dev_id;
+	u64 dev_type;
+	u64 dev_port;
+};
+
+static irqreturn_t ps3_notification_interrupt(int irq, void *data)
+{
+	struct ps3_notification_device *dev = data;
+	int res;
+	u64 tag, status;
+
+	spin_lock(&dev->lock);
+	res = lv1_storage_get_async_status(PS3_NOTIFICATION_DEV_ID, &tag,
+					   &status);
+	if (tag != dev->tag)
+		pr_err("%s:%u: tag mismatch, got %lx, expected %lx\n",
+		       __func__, __LINE__, tag, dev->tag);
+
+	if (res) {
+		pr_err("%s:%u: res %d status 0x%lx\n", __func__, __LINE__, res,
+		       status);
+	} else {
+		pr_debug("%s:%u: completed, status 0x%lx\n", __func__,
+			 __LINE__, status);
+		dev->lv1_status = status;
+		complete(&dev->done);
+	}
+	spin_unlock(&dev->lock);
+	return IRQ_HANDLED;
+}
+
+static int ps3_notification_read_write(struct ps3_notification_device *dev,
+				       u64 lpar, int write)
+{
+	const char *op = write ? "write" : "read";
+	unsigned long flags;
+	int res;
+
+	init_completion(&dev->done);
+	spin_lock_irqsave(&dev->lock, flags);
+	res = write ? lv1_storage_write(dev->sbd.dev_id, 0, 0, 1, 0, lpar,
+					&dev->tag)
+		    : lv1_storage_read(dev->sbd.dev_id, 0, 0, 1, 0, lpar,
+				       &dev->tag);
+	spin_unlock_irqrestore(&dev->lock, flags);
+	if (res) {
+		pr_err("%s:%u: %s failed %d\n", __func__, __LINE__, op, res);
+		return -EPERM;
+	}
+	pr_debug("%s:%u: notification %s issued\n", __func__, __LINE__, op);
+
+	res = wait_event_interruptible(dev->done.wait,
+				       dev->done.done || kthread_should_stop());
+	if (kthread_should_stop())
+		res = -EINTR;
+	if (res) {
+		pr_debug("%s:%u: interrupted %s\n", __func__, __LINE__, op);
+		return res;
+	}
+
+	if (dev->lv1_status) {
+		pr_err("%s:%u: %s not completed, status 0x%lx\n", __func__,
+		       __LINE__, op, dev->lv1_status);
+		return -EIO;
+	}
+	pr_debug("%s:%u: notification %s completed\n", __func__, __LINE__, op);
+
+	return 0;
+}
+
+static struct task_struct *probe_task;
+
 /**
  * ps3_probe_thread - Background repository probing at system startup.
  *
  * This implementation only supports background probing on a single bus.
+ * It uses the hypervisor's storage device notification mechanism to wait until
+ * a storage device is ready.  The device notification mechanism uses a
+ * pseudo device to asynchronously notify the guest when storage devices become
+ * ready.  The notification device has a block size of 512 bytes.
  */
 
 static int ps3_probe_thread(void *data)
 {
-	struct ps3_repository_device *repo = data;
-	int result;
-	unsigned int ms = 250;
+	struct ps3_notification_device dev;
+	int res;
+	unsigned int irq;
+	u64 lpar;
+	void *buf;
+	struct ps3_notify_cmd *notify_cmd;
+	struct ps3_notify_event *notify_event;
 
 	pr_debug(" -> %s:%u: kthread started\n", __func__, __LINE__);
 
+	buf = kzalloc(512, GFP_KERNEL);
+	if (!buf)
+		return -ENOMEM;
+
+	lpar = ps3_mm_phys_to_lpar(__pa(buf));
+	notify_cmd = buf;
+	notify_event = buf;
+
+	/* dummy system bus device */
+	dev.sbd.bus_id = (u64)data;
+	dev.sbd.dev_id = PS3_NOTIFICATION_DEV_ID;
+	dev.sbd.interrupt_id = PS3_NOTIFICATION_INTERRUPT_ID;
+
+	res = lv1_open_device(dev.sbd.bus_id, dev.sbd.dev_id, 0);
+	if (res) {
+		pr_err("%s:%u: lv1_open_device failed %s\n", __func__,
+		       __LINE__, ps3_result(res));
+		goto fail_free;
+	}
+
+	res = ps3_sb_event_receive_port_setup(&dev.sbd, PS3_BINDING_CPU_ANY,
+					      &irq);
+	if (res) {
+		pr_err("%s:%u: ps3_sb_event_receive_port_setup failed %d\n",
+		       __func__, __LINE__, res);
+	       goto fail_close_device;
+	}
+
+	spin_lock_init(&dev.lock);
+
+	res = request_irq(irq, ps3_notification_interrupt, IRQF_DISABLED,
+			  "ps3_notification", &dev);
+	if (res) {
+		pr_err("%s:%u: request_irq failed %d\n", __func__, __LINE__,
+		       res);
+		goto fail_sb_event_receive_port_destroy;
+	}
+
+	/* Setup and write the request for device notification. */
+	notify_cmd->operation_code = 0; /* must be zero */
+	notify_cmd->event_mask = 1UL << notify_region_probe;
+
+	res = ps3_notification_read_write(&dev, lpar, 1);
+	if (res)
+		goto fail_free_irq;
+
+	/* Loop here processing the requested notification events. */
 	do {
 		try_to_freeze();
 
-		pr_debug("%s:%u: probing...\n", __func__, __LINE__);
-
-		do {
-			result = ps3_repository_find_device(repo);
-
-			if (result == -ENODEV)
-				pr_debug("%s:%u: nothing new\n", __func__,
-					__LINE__);
-			else if (result)
-				pr_debug("%s:%u: find device error.\n",
-					__func__, __LINE__);
-			else {
-				pr_debug("%s:%u: found device (%u:%u:%u)\n",
-					 __func__, __LINE__, repo->bus_index,
-					 repo->dev_index, repo->dev_type);
-				ps3_register_repository_device(repo);
-				ps3_repository_bump_device(repo);
-				ms = 250;
-			}
-		} while (!result);
-
-		pr_debug("%s:%u: ms %u\n", __func__, __LINE__, ms);
-
-		if ( ms > 60000)
+		memset(notify_event, 0, sizeof(*notify_event));
+
+		res = ps3_notification_read_write(&dev, lpar, 0);
+		if (res)
 			break;
 
-		msleep_interruptible(ms);
+		pr_debug("%s:%u: notify event type 0x%lx bus id %lu dev id %lu"
+			 " type %lu port %lu\n", __func__, __LINE__,
+			 notify_event->event_type, notify_event->bus_id,
+			 notify_event->dev_id, notify_event->dev_type,
+			 notify_event->dev_port);
 
-		/* An exponential backoff. */
-		ms <<= 1;
+		if (notify_event->event_type != notify_region_probe ||
+		    notify_event->bus_id != dev.sbd.bus_id) {
+			pr_warning("%s:%u: bad notify_event: event %lu, "
+				   "dev_id %lu, dev_type %lu\n",
+				   __func__, __LINE__, notify_event->event_type,
+				   notify_event->dev_id,
+				   notify_event->dev_type);
+			continue;
+		}
+
+		ps3_find_and_add_device(dev.sbd.bus_id, notify_event->dev_id);
 
 	} while (!kthread_should_stop());
 
+fail_free_irq:
+	free_irq(irq, &dev);
+fail_sb_event_receive_port_destroy:
+	ps3_sb_event_receive_port_destroy(&dev.sbd, irq);
+fail_close_device:
+	lv1_close_device(dev.sbd.bus_id, dev.sbd.dev_id);
+fail_free:
+	kfree(buf);
+
+	probe_task = NULL;
+
 	pr_debug(" <- %s:%u: kthread finished\n", __func__, __LINE__);
 
 	return 0;
 }
 
 /**
+ * ps3_stop_probe_thread - Stops the background probe thread.
+ *
+ */
+
+static int ps3_stop_probe_thread(struct notifier_block *nb, unsigned long code,
+				 void *data)
+{
+	if (probe_task)
+		kthread_stop(probe_task);
+	return 0;
+}
+
+static struct notifier_block nb = {
+	.notifier_call = ps3_stop_probe_thread
+};
+
+/**
  * ps3_start_probe_thread - Starts the background probe thread.
  *
  */
@@ -723,7 +842,7 @@ static int __init ps3_start_probe_thread(enum ps3_bus_type bus_type)
 {
 	int result;
 	struct task_struct *task;
-	static struct ps3_repository_device repo; /* must be static */
+	struct ps3_repository_device repo;
 
 	pr_debug(" -> %s:%d\n", __func__, __LINE__);
 
@@ -746,7 +865,8 @@ static int __init ps3_start_probe_thread(enum ps3_bus_type bus_type)
 		return -ENODEV;
 	}
 
-	task = kthread_run(ps3_probe_thread, &repo, "ps3-probe-%u", bus_type);
+	task = kthread_run(ps3_probe_thread, (void *)repo.bus_id,
+			   "ps3-probe-%u", bus_type);
 
 	if (IS_ERR(task)) {
 		result = PTR_ERR(task);
@@ -755,6 +875,9 @@ static int __init ps3_start_probe_thread(enum ps3_bus_type bus_type)
 		return result;
 	}
 
+	probe_task = task;
+	register_reboot_notifier(&nb);
+
 	pr_debug(" <- %s:%d\n", __func__, __LINE__);
 	return 0;
 }
@@ -787,6 +910,8 @@ static int __init ps3_register_devices(void)
 
 	ps3_register_sound_devices();
 
+	ps3_register_lpm_devices();
+
 	pr_debug(" <- %s:%d\n", __func__, __LINE__);
 	return 0;
 }
diff --git a/arch/powerpc/platforms/ps3/mm.c b/arch/powerpc/platforms/ps3/mm.c
index 7bb3e1620974..68900476c842 100644
--- a/arch/powerpc/platforms/ps3/mm.c
+++ b/arch/powerpc/platforms/ps3/mm.c
@@ -36,11 +36,6 @@
 #endif
 
 enum {
-#if defined(CONFIG_PS3_USE_LPAR_ADDR)
-	USE_LPAR_ADDR = 1,
-#else
-	USE_LPAR_ADDR = 0,
-#endif
 #if defined(CONFIG_PS3_DYNAMIC_DMA)
 	USE_DYNAMIC_DMA = 1,
 #else
@@ -137,11 +132,8 @@ static struct map map;
 unsigned long ps3_mm_phys_to_lpar(unsigned long phys_addr)
 {
 	BUG_ON(is_kernel_addr(phys_addr));
-	if (USE_LPAR_ADDR)
-		return phys_addr;
-	else
-		return (phys_addr < map.rm.size || phys_addr >= map.total)
-			? phys_addr : phys_addr + map.r1.offset;
+	return (phys_addr < map.rm.size || phys_addr >= map.total)
+		? phys_addr : phys_addr + map.r1.offset;
 }
 
 EXPORT_SYMBOL(ps3_mm_phys_to_lpar);
@@ -309,7 +301,7 @@ static int __init ps3_mm_add_memory(void)
 
 	BUG_ON(!mem_init_done);
 
-	start_addr = USE_LPAR_ADDR ? map.r1.base : map.rm.size;
+	start_addr = map.rm.size;
 	start_pfn = start_addr >> PAGE_SHIFT;
 	nr_pages = (map.r1.size + PAGE_SIZE - 1) >> PAGE_SHIFT;
 
@@ -359,7 +351,7 @@ static unsigned long dma_sb_lpar_to_bus(struct ps3_dma_region *r,
 static void  __maybe_unused _dma_dump_region(const struct ps3_dma_region *r,
 	const char *func, int line)
 {
-	DBG("%s:%d: dev        %u:%u\n", func, line, r->dev->bus_id,
+	DBG("%s:%d: dev        %lu:%lu\n", func, line, r->dev->bus_id,
 		r->dev->dev_id);
 	DBG("%s:%d: page_size  %u\n", func, line, r->page_size);
 	DBG("%s:%d: bus_addr   %lxh\n", func, line, r->bus_addr);
@@ -394,7 +386,7 @@ struct dma_chunk {
 static void _dma_dump_chunk (const struct dma_chunk* c, const char* func,
 	int line)
 {
-	DBG("%s:%d: r.dev        %u:%u\n", func, line,
+	DBG("%s:%d: r.dev        %lu:%lu\n", func, line,
 		c->region->dev->bus_id, c->region->dev->dev_id);
 	DBG("%s:%d: r.bus_addr   %lxh\n", func, line, c->region->bus_addr);
 	DBG("%s:%d: r.page_size  %u\n", func, line, c->region->page_size);
@@ -658,7 +650,7 @@ static int dma_sb_region_create(struct ps3_dma_region *r)
 	BUG_ON(!r);
 
 	if (!r->dev->bus_id) {
-		pr_info("%s:%d: %u:%u no dma\n", __func__, __LINE__,
+		pr_info("%s:%d: %lu:%lu no dma\n", __func__, __LINE__,
 			r->dev->bus_id, r->dev->dev_id);
 		return 0;
 	}
@@ -724,7 +716,7 @@ static int dma_sb_region_free(struct ps3_dma_region *r)
 	BUG_ON(!r);
 
 	if (!r->dev->bus_id) {
-		pr_info("%s:%d: %u:%u no dma\n", __func__, __LINE__,
+		pr_info("%s:%d: %lu:%lu no dma\n", __func__, __LINE__,
 			r->dev->bus_id, r->dev->dev_id);
 		return 0;
 	}
@@ -1007,7 +999,7 @@ static int dma_sb_region_create_linear(struct ps3_dma_region *r)
 
 	if (r->offset + r->len > map.rm.size) {
 		/* Map (part of) 2nd RAM chunk */
-		virt_addr = USE_LPAR_ADDR ? map.r1.base : map.rm.size;
+		virt_addr = map.rm.size;
 		len = r->len;
 		if (r->offset >= map.rm.size)
 			virt_addr += r->offset - map.rm.size;
diff --git a/arch/powerpc/platforms/ps3/platform.h b/arch/powerpc/platforms/ps3/platform.h
index 01f0c9506e11..235c13ebacd9 100644
--- a/arch/powerpc/platforms/ps3/platform.h
+++ b/arch/powerpc/platforms/ps3/platform.h
@@ -89,13 +89,11 @@ enum ps3_dev_type {
 	PS3_DEV_TYPE_STOR_ROM = TYPE_ROM,	/* 5 */
 	PS3_DEV_TYPE_SB_GPIO = 6,
 	PS3_DEV_TYPE_STOR_FLASH = TYPE_RBC,	/* 14 */
-	PS3_DEV_TYPE_STOR_DUMMY = 32,
-	PS3_DEV_TYPE_NOACCESS = 255,
 };
 
 int ps3_repository_read_bus_str(unsigned int bus_index, const char *bus_str,
 	u64 *value);
-int ps3_repository_read_bus_id(unsigned int bus_index, unsigned int *bus_id);
+int ps3_repository_read_bus_id(unsigned int bus_index, u64 *bus_id);
 int ps3_repository_read_bus_type(unsigned int bus_index,
 	enum ps3_bus_type *bus_type);
 int ps3_repository_read_bus_num_dev(unsigned int bus_index,
@@ -119,7 +117,7 @@ enum ps3_reg_type {
 int ps3_repository_read_dev_str(unsigned int bus_index,
 	unsigned int dev_index, const char *dev_str, u64 *value);
 int ps3_repository_read_dev_id(unsigned int bus_index, unsigned int dev_index,
-	unsigned int *dev_id);
+	u64 *dev_id);
 int ps3_repository_read_dev_type(unsigned int bus_index,
 	unsigned int dev_index, enum ps3_dev_type *dev_type);
 int ps3_repository_read_dev_intr(unsigned int bus_index,
@@ -138,21 +136,17 @@ int ps3_repository_read_dev_reg(unsigned int bus_index,
 /* repository bus enumerators */
 
 struct ps3_repository_device {
-	enum ps3_bus_type bus_type;
 	unsigned int bus_index;
-	unsigned int bus_id;
-	enum ps3_dev_type dev_type;
 	unsigned int dev_index;
-	unsigned int dev_id;
+	enum ps3_bus_type bus_type;
+	enum ps3_dev_type dev_type;
+	u64 bus_id;
+	u64 dev_id;
 };
 
-static inline struct ps3_repository_device *ps3_repository_bump_device(
-	struct ps3_repository_device *repo)
-{
-	repo->dev_index++;
-	return repo;
-}
 int ps3_repository_find_device(struct ps3_repository_device *repo);
+int ps3_repository_find_device_by_id(struct ps3_repository_device *repo,
+				     u64 bus_id, u64 dev_id);
 int ps3_repository_find_devices(enum ps3_bus_type bus_type,
 	int (*callback)(const struct ps3_repository_device *repo));
 int ps3_repository_find_bus(enum ps3_bus_type bus_type, unsigned int from,
@@ -186,10 +180,10 @@ int ps3_repository_read_stor_dev_region(unsigned int bus_index,
 	unsigned int dev_index, unsigned int region_index,
 	unsigned int *region_id, u64 *region_start, u64 *region_size);
 
-/* repository pu and memory info */
+/* repository logical pu and memory info */
 
-int ps3_repository_read_num_pu(unsigned int *num_pu);
-int ps3_repository_read_ppe_id(unsigned int *pu_index, unsigned int *ppe_id);
+int ps3_repository_read_num_pu(u64 *num_pu);
+int ps3_repository_read_pu_id(unsigned int pu_index, u64 *pu_id);
 int ps3_repository_read_rm_base(unsigned int ppe_id, u64 *rm_base);
 int ps3_repository_read_rm_size(unsigned int ppe_id, u64 *rm_size);
 int ps3_repository_read_region_total(u64 *region_total);
@@ -200,9 +194,15 @@ int ps3_repository_read_mm_info(u64 *rm_base, u64 *rm_size,
 
 int ps3_repository_read_num_be(unsigned int *num_be);
 int ps3_repository_read_be_node_id(unsigned int be_index, u64 *node_id);
+int ps3_repository_read_be_id(u64 node_id, u64 *be_id);
 int ps3_repository_read_tb_freq(u64 node_id, u64 *tb_freq);
 int ps3_repository_read_be_tb_freq(unsigned int be_index, u64 *tb_freq);
 
+/* repository performance monitor info */
+
+int ps3_repository_read_lpm_privileges(unsigned int be_index, u64 *lpar,
+	u64 *rights);
+
 /* repository 'Other OS' area */
 
 int ps3_repository_read_boot_dat_addr(u64 *lpar_addr);
diff --git a/arch/powerpc/platforms/ps3/repository.c b/arch/powerpc/platforms/ps3/repository.c
index 1c94824f7b63..22063adeb38b 100644
--- a/arch/powerpc/platforms/ps3/repository.c
+++ b/arch/powerpc/platforms/ps3/repository.c
@@ -33,7 +33,7 @@ enum ps3_lpar_id {
 };
 
 #define dump_field(_a, _b) _dump_field(_a, _b, __func__, __LINE__)
-static void _dump_field(const char *hdr, u64 n, const char* func, int line)
+static void _dump_field(const char *hdr, u64 n, const char *func, int line)
 {
 #if defined(DEBUG)
 	char s[16];
@@ -50,8 +50,8 @@ static void _dump_field(const char *hdr, u64 n, const char* func, int line)
 
 #define dump_node_name(_a, _b, _c, _d, _e) \
 	_dump_node_name(_a, _b, _c, _d, _e, __func__, __LINE__)
-static void _dump_node_name (unsigned int lpar_id, u64 n1, u64 n2, u64 n3,
-	u64 n4, const char* func, int line)
+static void _dump_node_name(unsigned int lpar_id, u64 n1, u64 n2, u64 n3,
+	u64 n4, const char *func, int line)
 {
 	pr_debug("%s:%d: lpar: %u\n", func, line, lpar_id);
 	_dump_field("n1: ", n1, func, line);
@@ -63,7 +63,7 @@ static void _dump_node_name (unsigned int lpar_id, u64 n1, u64 n2, u64 n3,
 #define dump_node(_a, _b, _c, _d, _e, _f, _g) \
 	_dump_node(_a, _b, _c, _d, _e, _f, _g, __func__, __LINE__)
 static void _dump_node(unsigned int lpar_id, u64 n1, u64 n2, u64 n3, u64 n4,
-	u64 v1, u64 v2, const char* func, int line)
+	u64 v1, u64 v2, const char *func, int line)
 {
 	pr_debug("%s:%d: lpar: %u\n", func, line, lpar_id);
 	_dump_field("n1: ", n1, func, line);
@@ -165,21 +165,18 @@ int ps3_repository_read_bus_str(unsigned int bus_index, const char *bus_str,
 		make_first_field("bus", bus_index),
 		make_field(bus_str, 0),
 		0, 0,
-		value, 0);
+		value, NULL);
 }
 
-int ps3_repository_read_bus_id(unsigned int bus_index, unsigned int *bus_id)
+int ps3_repository_read_bus_id(unsigned int bus_index, u64 *bus_id)
 {
 	int result;
-	u64 v1;
-	u64 v2; /* unused */
 
 	result = read_node(PS3_LPAR_ID_PME,
 		make_first_field("bus", bus_index),
 		make_field("id", 0),
 		0, 0,
-		&v1, &v2);
-	*bus_id = v1;
+		bus_id, NULL);
 	return result;
 }
 
@@ -193,7 +190,7 @@ int ps3_repository_read_bus_type(unsigned int bus_index,
 		make_first_field("bus", bus_index),
 		make_field("type", 0),
 		0, 0,
-		&v1, 0);
+		&v1, NULL);
 	*bus_type = v1;
 	return result;
 }
@@ -208,7 +205,7 @@ int ps3_repository_read_bus_num_dev(unsigned int bus_index,
 		make_first_field("bus", bus_index),
 		make_field("num_dev", 0),
 		0, 0,
-		&v1, 0);
+		&v1, NULL);
 	*num_dev = v1;
 	return result;
 }
@@ -221,22 +218,20 @@ int ps3_repository_read_dev_str(unsigned int bus_index,
 		make_field("dev", dev_index),
 		make_field(dev_str, 0),
 		0,
-		value, 0);
+		value, NULL);
 }
 
 int ps3_repository_read_dev_id(unsigned int bus_index, unsigned int dev_index,
-	unsigned int *dev_id)
+	u64 *dev_id)
 {
 	int result;
-	u64 v1;
 
 	result = read_node(PS3_LPAR_ID_PME,
 		make_first_field("bus", bus_index),
 		make_field("dev", dev_index),
 		make_field("id", 0),
 		0,
-		&v1, 0);
-	*dev_id = v1;
+		dev_id, NULL);
 	return result;
 }
 
@@ -251,14 +246,14 @@ int ps3_repository_read_dev_type(unsigned int bus_index,
 		make_field("dev", dev_index),
 		make_field("type", 0),
 		0,
-		&v1, 0);
+		&v1, NULL);
 	*dev_type = v1;
 	return result;
 }
 
 int ps3_repository_read_dev_intr(unsigned int bus_index,
 	unsigned int dev_index, unsigned int intr_index,
-	enum ps3_interrupt_type *intr_type, unsigned int* interrupt_id)
+	enum ps3_interrupt_type *intr_type, unsigned int *interrupt_id)
 {
 	int result;
 	u64 v1;
@@ -287,7 +282,7 @@ int ps3_repository_read_dev_reg_type(unsigned int bus_index,
 		make_field("dev", dev_index),
 		make_field("reg", reg_index),
 		make_field("type", 0),
-		&v1, 0);
+		&v1, NULL);
 	*reg_type = v1;
 	return result;
 }
@@ -332,7 +327,7 @@ int ps3_repository_find_device(struct ps3_repository_device *repo)
 		return result;
 	}
 
-	pr_debug("%s:%d: bus_type %u, bus_index %u, bus_id %u, num_dev %u\n",
+	pr_debug("%s:%d: bus_type %u, bus_index %u, bus_id %lu, num_dev %u\n",
 		__func__, __LINE__, tmp.bus_type, tmp.bus_index, tmp.bus_id,
 		num_dev);
 
@@ -349,47 +344,95 @@ int ps3_repository_find_device(struct ps3_repository_device *repo)
 		return result;
 	}
 
-	if (tmp.bus_type == PS3_BUS_TYPE_STORAGE) {
-		/*
-		 * A storage device may show up in the repository before the
-		 * hypervisor has finished probing its type and regions
-		 */
-		unsigned int num_regions;
-
-		if (tmp.dev_type == PS3_DEV_TYPE_STOR_DUMMY) {
-			pr_debug("%s:%u storage device not ready\n", __func__,
-				 __LINE__);
-			return -ENODEV;
-		}
+	result = ps3_repository_read_dev_id(tmp.bus_index, tmp.dev_index,
+		&tmp.dev_id);
 
-		result = ps3_repository_read_stor_dev_num_regions(tmp.bus_index,
-								  tmp.dev_index,
-								  &num_regions);
+	if (result) {
+		pr_debug("%s:%d ps3_repository_read_dev_id failed\n", __func__,
+		__LINE__);
+		return result;
+	}
+
+	pr_debug("%s:%d: found: dev_type %u, dev_index %u, dev_id %lu\n",
+		__func__, __LINE__, tmp.dev_type, tmp.dev_index, tmp.dev_id);
+
+	*repo = tmp;
+	return 0;
+}
+
+int ps3_repository_find_device_by_id(struct ps3_repository_device *repo,
+				     u64 bus_id, u64 dev_id)
+{
+	int result = -ENODEV;
+	struct ps3_repository_device tmp;
+	unsigned int num_dev;
+
+	pr_debug(" -> %s:%u: find device by id %lu:%lu\n", __func__, __LINE__,
+		 bus_id, dev_id);
+
+	for (tmp.bus_index = 0; tmp.bus_index < 10; tmp.bus_index++) {
+		result = ps3_repository_read_bus_id(tmp.bus_index,
+						    &tmp.bus_id);
 		if (result) {
-			pr_debug("%s:%d read_stor_dev_num_regions failed\n",
-				 __func__, __LINE__);
+			pr_debug("%s:%u read_bus_id(%u) failed\n", __func__,
+				 __LINE__, tmp.bus_index);
 			return result;
 		}
 
-		if (!num_regions) {
-			pr_debug("%s:%u storage device has no regions yet\n",
-				 __func__, __LINE__);
-			return -ENODEV;
-		}
+		if (tmp.bus_id == bus_id)
+			goto found_bus;
+
+		pr_debug("%s:%u: skip, bus_id %lu\n", __func__, __LINE__,
+			 tmp.bus_id);
 	}
+	pr_debug(" <- %s:%u: bus not found\n", __func__, __LINE__);
+	return result;
 
-	result = ps3_repository_read_dev_id(tmp.bus_index, tmp.dev_index,
-		&tmp.dev_id);
+found_bus:
+	result = ps3_repository_read_bus_type(tmp.bus_index, &tmp.bus_type);
+	if (result) {
+		pr_debug("%s:%u read_bus_type(%u) failed\n", __func__,
+			 __LINE__, tmp.bus_index);
+		return result;
+	}
 
+	result = ps3_repository_read_bus_num_dev(tmp.bus_index, &num_dev);
 	if (result) {
-		pr_debug("%s:%d ps3_repository_read_dev_id failed\n", __func__,
-		__LINE__);
+		pr_debug("%s:%u read_bus_num_dev failed\n", __func__,
+			 __LINE__);
 		return result;
 	}
 
-	pr_debug("%s:%d: found: dev_type %u, dev_index %u, dev_id %u\n",
-		__func__, __LINE__, tmp.dev_type, tmp.dev_index, tmp.dev_id);
+	for (tmp.dev_index = 0; tmp.dev_index < num_dev; tmp.dev_index++) {
+		result = ps3_repository_read_dev_id(tmp.bus_index,
+						    tmp.dev_index,
+						    &tmp.dev_id);
+		if (result) {
+			pr_debug("%s:%u read_dev_id(%u:%u) failed\n", __func__,
+				 __LINE__, tmp.bus_index, tmp.dev_index);
+			return result;
+		}
 
+		if (tmp.dev_id == dev_id)
+			goto found_dev;
+
+		pr_debug("%s:%u: skip, dev_id %lu\n", __func__, __LINE__,
+			 tmp.dev_id);
+	}
+	pr_debug(" <- %s:%u: dev not found\n", __func__, __LINE__);
+	return result;
+
+found_dev:
+	result = ps3_repository_read_dev_type(tmp.bus_index, tmp.dev_index,
+					      &tmp.dev_type);
+	if (result) {
+		pr_debug("%s:%u read_dev_type failed\n", __func__, __LINE__);
+		return result;
+	}
+
+	pr_debug(" <- %s:%u: found: type (%u:%u) index (%u:%u) id (%lu:%lu)\n",
+		 __func__, __LINE__, tmp.bus_type, tmp.dev_type, tmp.bus_index,
+		 tmp.dev_index, tmp.bus_id, tmp.dev_id);
 	*repo = tmp;
 	return 0;
 }
@@ -402,50 +445,34 @@ int __devinit ps3_repository_find_devices(enum ps3_bus_type bus_type,
 
 	pr_debug(" -> %s:%d: find bus_type %u\n", __func__, __LINE__, bus_type);
 
-	for (repo.bus_index = 0; repo.bus_index < 10; repo.bus_index++) {
+	repo.bus_type = bus_type;
+	result = ps3_repository_find_bus(repo.bus_type, 0, &repo.bus_index);
+	if (result) {
+		pr_debug(" <- %s:%u: bus not found\n", __func__, __LINE__);
+		return result;
+	}
 
-		result = ps3_repository_read_bus_type(repo.bus_index,
-			&repo.bus_type);
+	result = ps3_repository_read_bus_id(repo.bus_index, &repo.bus_id);
+	if (result) {
+		pr_debug("%s:%d read_bus_id(%u) failed\n", __func__, __LINE__,
+			 repo.bus_index);
+		return result;
+	}
 
-		if (result) {
-			pr_debug("%s:%d read_bus_type(%u) failed\n",
-				__func__, __LINE__, repo.bus_index);
+	for (repo.dev_index = 0; ; repo.dev_index++) {
+		result = ps3_repository_find_device(&repo);
+		if (result == -ENODEV) {
+			result = 0;
+			break;
+		} else if (result)
 			break;
-		}
-
-		if (repo.bus_type != bus_type) {
-			pr_debug("%s:%d: skip, bus_type %u\n", __func__,
-				__LINE__, repo.bus_type);
-			continue;
-		}
-
-		result = ps3_repository_read_bus_id(repo.bus_index,
-			&repo.bus_id);
 
+		result = callback(&repo);
 		if (result) {
-			pr_debug("%s:%d read_bus_id(%u) failed\n",
-				__func__, __LINE__, repo.bus_index);
-			continue;
-		}
-
-		for (repo.dev_index = 0; ; repo.dev_index++) {
-			result = ps3_repository_find_device(&repo);
-
-			if (result == -ENODEV) {
-				result = 0;
-				break;
-			} else if (result)
-				break;
-
-			result = callback(&repo);
-
-			if (result) {
-				pr_debug("%s:%d: abort at callback\n", __func__,
-					__LINE__);
-				break;
-			}
+			pr_debug("%s:%d: abort at callback\n", __func__,
+				__LINE__);
+			break;
 		}
-		break;
 	}
 
 	pr_debug(" <- %s:%d\n", __func__, __LINE__);
@@ -561,7 +588,7 @@ int ps3_repository_read_stor_dev_port(unsigned int bus_index,
 		make_first_field("bus", bus_index),
 		make_field("dev", dev_index),
 		make_field("port", 0),
-		0, port, 0);
+		0, port, NULL);
 }
 
 int ps3_repository_read_stor_dev_blk_size(unsigned int bus_index,
@@ -571,7 +598,7 @@ int ps3_repository_read_stor_dev_blk_size(unsigned int bus_index,
 		make_first_field("bus", bus_index),
 		make_field("dev", dev_index),
 		make_field("blk_size", 0),
-		0, blk_size, 0);
+		0, blk_size, NULL);
 }
 
 int ps3_repository_read_stor_dev_num_blocks(unsigned int bus_index,
@@ -581,7 +608,7 @@ int ps3_repository_read_stor_dev_num_blocks(unsigned int bus_index,
 		make_first_field("bus", bus_index),
 		make_field("dev", dev_index),
 		make_field("n_blocks", 0),
-		0, num_blocks, 0);
+		0, num_blocks, NULL);
 }
 
 int ps3_repository_read_stor_dev_num_regions(unsigned int bus_index,
@@ -594,7 +621,7 @@ int ps3_repository_read_stor_dev_num_regions(unsigned int bus_index,
 		make_first_field("bus", bus_index),
 		make_field("dev", dev_index),
 		make_field("n_regs", 0),
-		0, &v1, 0);
+		0, &v1, NULL);
 	*num_regions = v1;
 	return result;
 }
@@ -611,7 +638,7 @@ int ps3_repository_read_stor_dev_region_id(unsigned int bus_index,
 	    make_field("dev", dev_index),
 	    make_field("region", region_index),
 	    make_field("id", 0),
-	    &v1, 0);
+	    &v1, NULL);
 	*region_id = v1;
 	return result;
 }
@@ -624,7 +651,7 @@ int ps3_repository_read_stor_dev_region_size(unsigned int bus_index,
 	    make_field("dev", dev_index),
 	    make_field("region", region_index),
 	    make_field("size", 0),
-	    region_size, 0);
+	    region_size, NULL);
 }
 
 int ps3_repository_read_stor_dev_region_start(unsigned int bus_index,
@@ -635,7 +662,7 @@ int ps3_repository_read_stor_dev_region_start(unsigned int bus_index,
 	    make_field("dev", dev_index),
 	    make_field("region", region_index),
 	    make_field("start", 0),
-	    region_start, 0);
+	    region_start, NULL);
 }
 
 int ps3_repository_read_stor_dev_info(unsigned int bus_index,
@@ -684,6 +711,35 @@ int ps3_repository_read_stor_dev_region(unsigned int bus_index,
 	return result;
 }
 
+/**
+ * ps3_repository_read_num_pu - Number of logical PU processors for this lpar.
+ */
+
+int ps3_repository_read_num_pu(u64 *num_pu)
+{
+	*num_pu = 0;
+	return read_node(PS3_LPAR_ID_CURRENT,
+			   make_first_field("bi", 0),
+			   make_field("pun", 0),
+			   0, 0,
+			   num_pu, NULL);
+}
+
+/**
+ * ps3_repository_read_pu_id - Read the logical PU id.
+ * @pu_index: Zero based index.
+ * @pu_id: The logical PU id.
+ */
+
+int ps3_repository_read_pu_id(unsigned int pu_index, u64 *pu_id)
+{
+	return read_node(PS3_LPAR_ID_CURRENT,
+		make_first_field("bi", 0),
+		make_field("pu", pu_index),
+		0, 0,
+		pu_id, NULL);
+}
+
 int ps3_repository_read_rm_size(unsigned int ppe_id, u64 *rm_size)
 {
 	return read_node(PS3_LPAR_ID_CURRENT,
@@ -691,7 +747,7 @@ int ps3_repository_read_rm_size(unsigned int ppe_id, u64 *rm_size)
 		make_field("pu", 0),
 		ppe_id,
 		make_field("rm_size", 0),
-		rm_size, 0);
+		rm_size, NULL);
 }
 
 int ps3_repository_read_region_total(u64 *region_total)
@@ -700,7 +756,7 @@ int ps3_repository_read_region_total(u64 *region_total)
 		make_first_field("bi", 0),
 		make_field("rgntotal", 0),
 		0, 0,
-		region_total, 0);
+		region_total, NULL);
 }
 
 /**
@@ -736,7 +792,7 @@ int ps3_repository_read_num_spu_reserved(unsigned int *num_spu_reserved)
 		make_first_field("bi", 0),
 		make_field("spun", 0),
 		0, 0,
-		&v1, 0);
+		&v1, NULL);
 	*num_spu_reserved = v1;
 	return result;
 }
@@ -755,7 +811,7 @@ int ps3_repository_read_num_spu_resource_id(unsigned int *num_resource_id)
 		make_first_field("bi", 0),
 		make_field("spursvn", 0),
 		0, 0,
-		&v1, 0);
+		&v1, NULL);
 	*num_resource_id = v1;
 	return result;
 }
@@ -768,7 +824,7 @@ int ps3_repository_read_num_spu_resource_id(unsigned int *num_resource_id)
  */
 
 int ps3_repository_read_spu_resource_id(unsigned int res_index,
-	enum ps3_spu_resource_type* resource_type, unsigned int *resource_id)
+	enum ps3_spu_resource_type *resource_type, unsigned int *resource_id)
 {
 	int result;
 	u64 v1;
@@ -785,14 +841,14 @@ int ps3_repository_read_spu_resource_id(unsigned int res_index,
 	return result;
 }
 
-int ps3_repository_read_boot_dat_address(u64 *address)
+static int ps3_repository_read_boot_dat_address(u64 *address)
 {
 	return read_node(PS3_LPAR_ID_CURRENT,
 		make_first_field("bi", 0),
 		make_field("boot_dat", 0),
 		make_field("address", 0),
 		0,
-		address, 0);
+		address, NULL);
 }
 
 int ps3_repository_read_boot_dat_size(unsigned int *size)
@@ -805,7 +861,7 @@ int ps3_repository_read_boot_dat_size(unsigned int *size)
 		make_field("boot_dat", 0),
 		make_field("size", 0),
 		0,
-		&v1, 0);
+		&v1, NULL);
 	*size = v1;
 	return result;
 }
@@ -820,7 +876,7 @@ int ps3_repository_read_vuart_av_port(unsigned int *port)
 		make_field("vir_uart", 0),
 		make_field("port", 0),
 		make_field("avset", 0),
-		&v1, 0);
+		&v1, NULL);
 	*port = v1;
 	return result;
 }
@@ -835,7 +891,7 @@ int ps3_repository_read_vuart_sysmgr_port(unsigned int *port)
 		make_field("vir_uart", 0),
 		make_field("port", 0),
 		make_field("sysmgr", 0),
-		&v1, 0);
+		&v1, NULL);
 	*port = v1;
 	return result;
 }
@@ -856,6 +912,10 @@ int ps3_repository_read_boot_dat_info(u64 *lpar_addr, unsigned int *size)
 		: ps3_repository_read_boot_dat_size(size);
 }
 
+/**
+ * ps3_repository_read_num_be - Number of physical BE processors in the system.
+ */
+
 int ps3_repository_read_num_be(unsigned int *num_be)
 {
 	int result;
@@ -866,11 +926,17 @@ int ps3_repository_read_num_be(unsigned int *num_be)
 		0,
 		0,
 		0,
-		&v1, 0);
+		&v1, NULL);
 	*num_be = v1;
 	return result;
 }
 
+/**
+ * ps3_repository_read_be_node_id - Read the physical BE processor node id.
+ * @be_index: Zero based index.
+ * @node_id: The BE processor node id.
+ */
+
 int ps3_repository_read_be_node_id(unsigned int be_index, u64 *node_id)
 {
 	return read_node(PS3_LPAR_ID_PME,
@@ -878,7 +944,23 @@ int ps3_repository_read_be_node_id(unsigned int be_index, u64 *node_id)
 		0,
 		0,
 		0,
-		node_id, 0);
+		node_id, NULL);
+}
+
+/**
+ * ps3_repository_read_be_id - Read the physical BE processor id.
+ * @node_id: The BE processor node id.
+ * @be_id: The BE processor id.
+ */
+
+int ps3_repository_read_be_id(u64 node_id, u64 *be_id)
+{
+	return read_node(PS3_LPAR_ID_PME,
+		make_first_field("be", 0),
+		node_id,
+		0,
+		0,
+		be_id, NULL);
 }
 
 int ps3_repository_read_tb_freq(u64 node_id, u64 *tb_freq)
@@ -888,7 +970,7 @@ int ps3_repository_read_tb_freq(u64 node_id, u64 *tb_freq)
 		node_id,
 		make_field("clock", 0),
 		0,
-		tb_freq, 0);
+		tb_freq, NULL);
 }
 
 int ps3_repository_read_be_tb_freq(unsigned int be_index, u64 *tb_freq)
@@ -897,11 +979,29 @@ int ps3_repository_read_be_tb_freq(unsigned int be_index, u64 *tb_freq)
 	u64 node_id;
 
 	*tb_freq = 0;
-	result = ps3_repository_read_be_node_id(0, &node_id);
+	result = ps3_repository_read_be_node_id(be_index, &node_id);
 	return result ? result
 		: ps3_repository_read_tb_freq(node_id, tb_freq);
 }
 
+int ps3_repository_read_lpm_privileges(unsigned int be_index, u64 *lpar,
+	u64 *rights)
+{
+	int result;
+	u64 node_id;
+
+	*lpar = 0;
+	*rights = 0;
+	result = ps3_repository_read_be_node_id(be_index, &node_id);
+	return result ? result
+		: read_node(PS3_LPAR_ID_PME,
+			    make_first_field("be", 0),
+			    node_id,
+			    make_field("lpm", 0),
+			    make_field("priv", 0),
+			    lpar, rights);
+}
+
 #if defined(DEBUG)
 
 int ps3_repository_dump_resource_info(const struct ps3_repository_device *repo)
@@ -1034,7 +1134,7 @@ static int dump_device_info(struct ps3_repository_device *repo,
 			continue;
 		}
 
-		pr_debug("%s:%d  (%u:%u): dev_type %u, dev_id %u\n", __func__,
+		pr_debug("%s:%d  (%u:%u): dev_type %u, dev_id %lu\n", __func__,
 			__LINE__, repo->bus_index, repo->dev_index,
 			repo->dev_type, repo->dev_id);
 
@@ -1091,7 +1191,7 @@ int ps3_repository_dump_bus_info(void)
 			continue;
 		}
 
-		pr_debug("%s:%d bus_%u: bus_type %u, bus_id %u, num_dev %u\n",
+		pr_debug("%s:%d bus_%u: bus_type %u, bus_id %lu, num_dev %u\n",
 			__func__, __LINE__, repo.bus_index, repo.bus_type,
 			repo.bus_id, num_dev);
 
diff --git a/arch/powerpc/platforms/ps3/spu.c b/arch/powerpc/platforms/ps3/spu.c
index d1630a074acf..5ad41189b494 100644
--- a/arch/powerpc/platforms/ps3/spu.c
+++ b/arch/powerpc/platforms/ps3/spu.c
@@ -28,6 +28,7 @@
 #include <asm/spu_priv1.h>
 #include <asm/lv1call.h>
 
+#include "../cell/spufs/spufs.h"
 #include "platform.h"
 
 /* spu_management_ops */
@@ -419,10 +420,34 @@ static int ps3_init_affinity(void)
 	return 0;
 }
 
+/**
+ * ps3_enable_spu - Enable SPU run control.
+ *
+ * An outstanding enhancement for the PS3 would be to add a guard to check
+ * for incorrect access to the spu problem state when the spu context is
+ * disabled.  This check could be implemented with a flag added to the spu
+ * context that would inhibit mapping problem state pages, and a routine
+ * to unmap spu problem state pages.  When the spu is enabled with
+ * ps3_enable_spu() the flag would be set allowing pages to be mapped,
+ * and when the spu is disabled with ps3_disable_spu() the flag would be
+ * cleared and the mapped problem state pages would be unmapped.
+ */
+
+static void ps3_enable_spu(struct spu_context *ctx)
+{
+}
+
+static void ps3_disable_spu(struct spu_context *ctx)
+{
+	ctx->ops->runcntl_stop(ctx);
+}
+
 const struct spu_management_ops spu_management_ps3_ops = {
 	.enumerate_spus = ps3_enumerate_spus,
 	.create_spu = ps3_create_spu,
 	.destroy_spu = ps3_destroy_spu,
+	.enable_spu = ps3_enable_spu,
+	.disable_spu = ps3_disable_spu,
 	.init_affinity = ps3_init_affinity,
 };
 
@@ -505,8 +530,6 @@ static void mfc_sr1_set(struct spu *spu, u64 sr1)
 	static const u64 allowed = ~(MFC_STATE1_LOCAL_STORAGE_DECODE_MASK
 		| MFC_STATE1_PROBLEM_STATE_MASK);
 
-	sr1 |= MFC_STATE1_MASTER_RUN_CONTROL_MASK;
-
 	BUG_ON((sr1 & allowed) != (spu_pdata(spu)->cache.sr1 & allowed));
 
 	spu_pdata(spu)->cache.sr1 = sr1;
diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c
index 6405f4a36763..43c493fca2d0 100644
--- a/arch/powerpc/platforms/ps3/system-bus.c
+++ b/arch/powerpc/platforms/ps3/system-bus.c
@@ -42,8 +42,8 @@ struct {
 	int gpu;
 } static usage_hack;
 
-static int ps3_is_device(struct ps3_system_bus_device *dev,
-			 unsigned int bus_id, unsigned int dev_id)
+static int ps3_is_device(struct ps3_system_bus_device *dev, u64 bus_id,
+			 u64 dev_id)
 {
 	return dev->bus_id == bus_id && dev->dev_id == dev_id;
 }
@@ -182,8 +182,8 @@ int ps3_open_hv_device(struct ps3_system_bus_device *dev)
 	case PS3_MATCH_ID_SYSTEM_MANAGER:
 		pr_debug("%s:%d: unsupported match_id: %u\n", __func__,
 			__LINE__, dev->match_id);
-		pr_debug("%s:%d: bus_id: %u\n", __func__,
-			__LINE__, dev->bus_id);
+		pr_debug("%s:%d: bus_id: %lu\n", __func__, __LINE__,
+			dev->bus_id);
 		BUG();
 		return -EINVAL;
 
@@ -220,8 +220,8 @@ int ps3_close_hv_device(struct ps3_system_bus_device *dev)
 	case PS3_MATCH_ID_SYSTEM_MANAGER:
 		pr_debug("%s:%d: unsupported match_id: %u\n", __func__,
 			__LINE__, dev->match_id);
-		pr_debug("%s:%d: bus_id: %u\n", __func__,
-			__LINE__, dev->bus_id);
+		pr_debug("%s:%d: bus_id: %lu\n", __func__, __LINE__,
+			dev->bus_id);
 		BUG();
 		return -EINVAL;
 
@@ -240,7 +240,7 @@ EXPORT_SYMBOL_GPL(ps3_close_hv_device);
 static void _dump_mmio_region(const struct ps3_mmio_region* r,
 	const char* func, int line)
 {
-	pr_debug("%s:%d: dev       %u:%u\n", func, line, r->dev->bus_id,
+	pr_debug("%s:%d: dev       %lu:%lu\n", func, line, r->dev->bus_id,
 		r->dev->dev_id);
 	pr_debug("%s:%d: bus_addr  %lxh\n", func, line, r->bus_addr);
 	pr_debug("%s:%d: len       %lxh\n", func, line, r->len);
@@ -715,6 +715,7 @@ int ps3_system_bus_device_register(struct ps3_system_bus_device *dev)
 	static unsigned int dev_ioc0_count;
 	static unsigned int dev_sb_count;
 	static unsigned int dev_vuart_count;
+	static unsigned int dev_lpm_count;
 
 	if (!dev->core.parent)
 		dev->core.parent = &ps3_system_bus;
@@ -737,6 +738,10 @@ int ps3_system_bus_device_register(struct ps3_system_bus_device *dev)
 		snprintf(dev->core.bus_id, sizeof(dev->core.bus_id),
 			"vuart_%02x", ++dev_vuart_count);
 		break;
+	case PS3_DEVICE_TYPE_LPM:
+		snprintf(dev->core.bus_id, sizeof(dev->core.bus_id),
+			"lpm_%02x", ++dev_lpm_count);
+		break;
 	default:
 		BUG();
 	};