Merge 3.4-rc6 into usb-next

This resolves the conflict with:
	drivers/usb/host/ehci-tegra.c

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

13 files changed, 92 insertions, 26 deletions

diff --git a/include/linux/efi.h b/include/linux/efi.h
index 88ec80670d5f..ec45ccd8708a 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -554,7 +554,18 @@ extern int __init efi_setup_pcdp_console(char *);
 #define EFI_VARIABLE_NON_VOLATILE       0x0000000000000001
 #define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x0000000000000002
 #define EFI_VARIABLE_RUNTIME_ACCESS     0x0000000000000004
-
+#define EFI_VARIABLE_HARDWARE_ERROR_RECORD 0x0000000000000008
+#define EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS 0x0000000000000010
+#define EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS 0x0000000000000020
+#define EFI_VARIABLE_APPEND_WRITE       0x0000000000000040
+
+#define EFI_VARIABLE_MASK       (EFI_VARIABLE_NON_VOLATILE | \
+                                EFI_VARIABLE_BOOTSERVICE_ACCESS | \
+                                EFI_VARIABLE_RUNTIME_ACCESS | \
+                                EFI_VARIABLE_HARDWARE_ERROR_RECORD | \
+                                EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS | \
+                                EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS | \
+                                EFI_VARIABLE_APPEND_WRITE)
 /*
  * The type of search to perform when calling boottime->locate_handle
  */
diff --git a/include/linux/gpio-pxa.h b/include/linux/gpio-pxa.h
index 05071ee34c3f..d755b28ba635 100644
--- a/include/linux/gpio-pxa.h
+++ b/include/linux/gpio-pxa.h
@@ -13,4 +13,8 @@ extern int pxa_last_gpio;
 
 extern int pxa_irq_to_gpio(int irq);
 
+struct pxa_gpio_platform_data {
+        int (*gpio_set_wake)(unsigned int gpio, unsigned int on);
+};
+
 #endif /* __GPIO_PXA_H */
diff --git a/include/linux/hsi/hsi.h b/include/linux/hsi/hsi.h
index 4b178067f405..56fae865e272 100644
--- a/include/linux/hsi/hsi.h
+++ b/include/linux/hsi/hsi.h
@@ -26,9 +26,9 @@
 #include <linux/device.h>
 #include <linux/mutex.h>
 #include <linux/scatterlist.h>
-#include <linux/spinlock.h>
 #include <linux/list.h>
 #include <linux/module.h>
+#include <linux/notifier.h>
 
 /* HSI message ttype */
 #define HSI_MSG_READ    0
@@ -121,18 +121,18 @@ static inline int hsi_register_board_info(struct hsi_board_info const *info,
  * @device: Driver model representation of the device
  * @tx_cfg: HSI TX configuration
  * @rx_cfg: HSI RX configuration
- * @hsi_start_rx: Called after incoming wake line goes high
- * @hsi_stop_rx: Called after incoming wake line goes low
+ * @e_handler: Callback for handling port events (RX Wake High/Low)
+ * @pclaimed: Keeps tracks if the clients claimed its associated HSI port
+ * @nb: Notifier block for port events
  */
 struct hsi_client {
         struct device           device;
         struct hsi_config       tx_cfg;
         struct hsi_config       rx_cfg;
-        void                    (*hsi_start_rx)(struct hsi_client *cl);
-        void                    (*hsi_stop_rx)(struct hsi_client *cl);
         /* private: */
+        void                    (*ehandler)(struct hsi_client *, unsigned long);
         unsigned int            pclaimed:1;
-        struct list_head        link;
+        struct notifier_block   nb;
 };
 
 #define to_hsi_client(dev) container_of(dev, struct hsi_client, device)
@@ -147,6 +147,10 @@ static inline void *hsi_client_drvdata(struct hsi_client *cl)
         return dev_get_drvdata(&cl->device);
 }
 
+int hsi_register_port_event(struct hsi_client *cl,
+                        void (*handler)(struct hsi_client *, unsigned long));
+int hsi_unregister_port_event(struct hsi_client *cl);
+
 /**
  * struct hsi_client_driver - Driver associated to an HSI client
  * @driver: Driver model representation of the driver
@@ -214,8 +218,7 @@ void hsi_free_msg(struct hsi_msg *msg);
  * @start_tx: Callback to inform that a client wants to TX data
  * @stop_tx: Callback to inform that a client no longer wishes to TX data
  * @release: Callback to inform that a client no longer uses the port
- * @clients: List of hsi_clients using the port.
- * @clock: Lock to serialize access to the clients list.
+ * @n_head: Notifier chain for signaling port events to the clients.
  */
 struct hsi_port {
         struct device                   device;
@@ -231,14 +234,14 @@ struct hsi_port {
         int                             (*start_tx)(struct hsi_client *cl);
         int                             (*stop_tx)(struct hsi_client *cl);
         int                             (*release)(struct hsi_client *cl);
-        struct list_head                clients;
-        spinlock_t                      clock;
+        /* private */
+        struct atomic_notifier_head     n_head;
 };
 
 #define to_hsi_port(dev) container_of(dev, struct hsi_port, device)
 #define hsi_get_port(cl) to_hsi_port((cl)->device.parent)
 
-void hsi_event(struct hsi_port *port, unsigned int event);
+int hsi_event(struct hsi_port *port, unsigned long event);
 int hsi_claim_port(struct hsi_client *cl, unsigned int share);
 void hsi_release_port(struct hsi_client *cl);
 
@@ -270,13 +273,13 @@ struct hsi_controller {
         struct module           *owner;
         unsigned int            id;
         unsigned int            num_ports;
-        struct hsi_port         *port;
+        struct hsi_port         **port;
 };
 
 #define to_hsi_controller(dev) container_of(dev, struct hsi_controller, device)
 
 struct hsi_controller *hsi_alloc_controller(unsigned int n_ports, gfp_t flags);
-void hsi_free_controller(struct hsi_controller *hsi);
+void hsi_put_controller(struct hsi_controller *hsi);
 int hsi_register_controller(struct hsi_controller *hsi);
 void hsi_unregister_controller(struct hsi_controller *hsi);
 
@@ -294,7 +297,7 @@ static inline void *hsi_controller_drvdata(struct hsi_controller *hsi)
 static inline struct hsi_port *hsi_find_port_num(struct hsi_controller *hsi,
                                                         unsigned int num)
 {
-        return (num < hsi->num_ports) ? &hsi->port[num] : NULL;
+        return (num < hsi->num_ports) ? hsi->port[num] : NULL;
 }
 
 /*
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 7810406f3d80..b27cfcfd3a59 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -49,6 +49,12 @@ typedef	void (*irq_preflow_handler_t)(struct irq_data *data);
  * IRQ_TYPE_LEVEL_LOW           - low level triggered
  * IRQ_TYPE_LEVEL_MASK          - Mask to filter out the level bits
  * IRQ_TYPE_SENSE_MASK          - Mask for all the above bits
+ * IRQ_TYPE_DEFAULT             - For use by some PICs to ask irq_set_type
+ *                                to setup the HW to a sane default (used
+ *                                by irqdomain map() callbacks to synchronize
+ *                                the HW state and SW flags for a newly
+ *                                allocated descriptor).
+ *
  * IRQ_TYPE_PROBE               - Special flag for probing in progress
  *
  * Bits which can be modified via irq_set/clear/modify_status_flags()
@@ -77,6 +83,7 @@ enum {
         IRQ_TYPE_LEVEL_LOW      = 0x00000008,
         IRQ_TYPE_LEVEL_MASK     = (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH),
         IRQ_TYPE_SENSE_MASK     = 0x0000000f,
+        IRQ_TYPE_DEFAULT        = IRQ_TYPE_SENSE_MASK,
 
         IRQ_TYPE_PROBE          = 0x00000010,
 
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 42378d637ffb..e926df7b54c9 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -996,7 +996,8 @@ extern int ata_sas_scsi_ioctl(struct ata_port *ap, struct scsi_device *dev,
 extern void ata_sas_port_destroy(struct ata_port *);
 extern struct ata_port *ata_sas_port_alloc(struct ata_host *,
                                            struct ata_port_info *, struct Scsi_Host *);
-extern int ata_sas_async_port_init(struct ata_port *);
+extern void ata_sas_async_probe(struct ata_port *ap);
+extern int ata_sas_sync_probe(struct ata_port *ap);
 extern int ata_sas_port_init(struct ata_port *);
 extern int ata_sas_port_start(struct ata_port *ap);
 extern void ata_sas_port_stop(struct ata_port *ap);
diff --git a/include/linux/netfilter_bridge.h b/include/linux/netfilter_bridge.h
index 0ddd161f3b06..31d2844e6572 100644
--- a/include/linux/netfilter_bridge.h
+++ b/include/linux/netfilter_bridge.h
@@ -104,9 +104,18 @@ struct bridge_skb_cb {
         } daddr;
 };
 
+static inline void br_drop_fake_rtable(struct sk_buff *skb)
+{
+        struct dst_entry *dst = skb_dst(skb);
+
+        if (dst && (dst->flags & DST_FAKE_RTABLE))
+                skb_dst_drop(skb);
+}
+
 #else
 #define nf_bridge_maybe_copy_header(skb)        (0)
 #define nf_bridge_pad(skb)                      (0)
+#define br_drop_fake_rtable(skb)                do { } while (0)
 #endif /* CONFIG_BRIDGE_NETFILTER */
 
 #endif /* __KERNEL__ */
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index bfd0d1bf6707..7ba3551a0414 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -312,6 +312,11 @@ struct nfs4_layoutreturn {
         int rpc_status;
 };
 
+struct stateowner_id {
+        __u64   create_time;
+        __u32   uniquifier;
+};
+
 /*
  * Arguments to the open call.
  */
@@ -321,7 +326,7 @@ struct nfs_openargs {
         int                     open_flags;
         fmode_t                 fmode;
         __u64                   clientid;
-        __u64                   id;
+        struct stateowner_id    id;
         union {
                 struct {
                         struct iattr *  attrs;    /* UNCHECKED, GUARDED */
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index 6d626ff0cfd0..e1ac1ce16fb0 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -6,6 +6,7 @@
 #define PIPE_BUF_FLAG_LRU       0x01    /* page is on the LRU */
 #define PIPE_BUF_FLAG_ATOMIC    0x02    /* was atomically mapped */
 #define PIPE_BUF_FLAG_GIFT      0x04    /* page is a gift */
+#define PIPE_BUF_FLAG_PACKET    0x08    /* read() as a packet */
 
 /**
  *      struct pipe_buffer - a linux kernel pipe buffer
diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h
index c6db9fb33c44..600060e25ec6 100644
--- a/include/linux/seqlock.h
+++ b/include/linux/seqlock.h
@@ -141,7 +141,7 @@ static inline unsigned __read_seqcount_begin(const seqcount_t *s)
         unsigned ret;
 
 repeat:
-        ret = s->sequence;
+        ret = ACCESS_ONCE(s->sequence);
         if (unlikely(ret & 1)) {
                 cpu_relax();
                 goto repeat;
@@ -166,6 +166,27 @@ static inline unsigned read_seqcount_begin(const seqcount_t *s)
 }
 
 /**
+ * raw_seqcount_begin - begin a seq-read critical section
+ * @s: pointer to seqcount_t
+ * Returns: count to be passed to read_seqcount_retry
+ *
+ * raw_seqcount_begin opens a read critical section of the given seqcount.
+ * Validity of the critical section is tested by checking read_seqcount_retry
+ * function.
+ *
+ * Unlike read_seqcount_begin(), this function will not wait for the count
+ * to stabilize. If a writer is active when we begin, we will fail the
+ * read_seqcount_retry() instead of stabilizing at the beginning of the
+ * critical section.
+ */
+static inline unsigned raw_seqcount_begin(const seqcount_t *s)
+{
+        unsigned ret = ACCESS_ONCE(s->sequence);
+        smp_rmb();
+        return ret & ~1;
+}
+
+/**
  * __read_seqcount_retry - end a seq-read critical section (without barrier)
  * @s: pointer to seqcount_t
  * @start: count, from read_seqcount_begin
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 70a3f8d49118..111f26b6e28b 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -238,11 +238,12 @@ enum {
 /*
  * The callback notifies userspace to release buffers when skb DMA is done in
  * lower device, the skb last reference should be 0 when calling this.
- * The desc is used to track userspace buffer index.
+ * The ctx field is used to track device context.
+ * The desc field is used to track userspace buffer index.
  */
 struct ubuf_info {
-        void (*callback)(void *);
-        void *arg;
+        void (*callback)(struct ubuf_info *);
+        void *ctx;
         unsigned long desc;
 };
 
@@ -1019,7 +1020,7 @@ static inline void skb_queue_splice(const struct sk_buff_head *list,
 }
 
 /**
- *      skb_queue_splice - join two skb lists and reinitialise the emptied list
+ *      skb_queue_splice_init - join two skb lists and reinitialise the emptied list
  *      @list: the new list to add
  *      @head: the place to add it in the first list
  *
@@ -1050,7 +1051,7 @@ static inline void skb_queue_splice_tail(const struct sk_buff_head *list,
 }
 
 /**
- *      skb_queue_splice_tail - join two skb lists and reinitialise the emptied list
+ *      skb_queue_splice_tail_init - join two skb lists and reinitialise the emptied list
  *      @list: the new list to add
  *      @head: the place to add it in the first list
  *
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index 98679b061b63..fa702aeb5038 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -254,7 +254,7 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv)
  *      driver is finished with this message, it must call
  *      spi_finalize_current_message() so the subsystem can issue the next
  *      transfer
- * @prepare_transfer_hardware: there are currently no more messages on the
+ * @unprepare_transfer_hardware: there are currently no more messages on the
  *      queue so the subsystem notifies the driver that it may relax the
  *      hardware by issuing this call
  *
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index 159a08a4a78e..bbb946437070 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -126,6 +126,8 @@ struct usb_hcd {
         unsigned                wireless:1;     /* Wireless USB HCD */
         unsigned                authorized_default:1;
         unsigned                has_tt:1;       /* Integrated TT in root hub */
+        unsigned                broken_pci_sleep:1;     /* Don't put the
+                        controller in PCI-D3 for system sleep */
 
         unsigned int            irq;            /* irq allocated */
         void __iomem            *regs;          /* device memory/io */
diff --git a/include/linux/vm_event_item.h b/include/linux/vm_event_item.h
index 03b90cdc1921..06f8e3858251 100644
--- a/include/linux/vm_event_item.h
+++ b/include/linux/vm_event_item.h
@@ -26,13 +26,14 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
                 PGFREE, PGACTIVATE, PGDEACTIVATE,
                 PGFAULT, PGMAJFAULT,
                 FOR_ALL_ZONES(PGREFILL),
-                FOR_ALL_ZONES(PGSTEAL),
+                FOR_ALL_ZONES(PGSTEAL_KSWAPD),
+                FOR_ALL_ZONES(PGSTEAL_DIRECT),
                 FOR_ALL_ZONES(PGSCAN_KSWAPD),
                 FOR_ALL_ZONES(PGSCAN_DIRECT),
 #ifdef CONFIG_NUMA
                 PGSCAN_ZONE_RECLAIM_FAILED,
 #endif
-                PGINODESTEAL, SLABS_SCANNED, KSWAPD_STEAL, KSWAPD_INODESTEAL,
+                PGINODESTEAL, SLABS_SCANNED, KSWAPD_INODESTEAL,
                 KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
                 KSWAPD_SKIP_CONGESTION_WAIT,
                 PAGEOUTRUN, ALLOCSTALL, PGROTATED,