Merge 3.10-rc3 into usb-next

We want these fixes.

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

include/linux/acpi_dma.h

@@ -37,6 +37,8 @@ struct acpi_dma_spec {
  * @dev:		struct device of this controller
  * @acpi_dma_xlate:	callback function to find a suitable channel
  * @data:		private data used by a callback function
+ * @base_request_line:	first supported request line (CSRT)
+ * @end_request_line:	last supported request line (CSRT)
  */
 struct acpi_dma {
 	struct list_head	dma_controllers;
@@ -44,6 +46,8 @@ struct acpi_dma {
 	struct dma_chan		*(*acpi_dma_xlate)
 				(struct acpi_dma_spec *, struct acpi_dma *);
 	void			*data;
+	unsigned short		base_request_line;
+	unsigned short		end_request_line;
 };
 
 /* Used with acpi_dma_simple_xlate() */

include/linux/bcma/bcma.h

@@ -134,7 +134,10 @@ struct bcma_host_ops {
 #define BCMA_CORE_I2S			0x834
 #define BCMA_CORE_SDR_DDR1_MEM_CTL	0x835	/* SDR/DDR1 memory controller core */
 #define BCMA_CORE_SHIM			0x837	/* SHIM component in ubus/6362 */
-#define BCMA_CORE_ARM_CR4		0x83e
+#define BCMA_CORE_PHY_AC		0x83B
+#define BCMA_CORE_PCIE2			0x83C	/* PCI Express Gen2 */
+#define BCMA_CORE_USB30_DEV		0x83D
+#define BCMA_CORE_ARM_CR4		0x83E
 #define BCMA_CORE_DEFAULT		0xFFF
 
 #define BCMA_MAX_NR_CORES		16

include/linux/brcmphy.h

@@ -1,3 +1,6 @@
+#ifndef _LINUX_BRCMPHY_H
+#define _LINUX_BRCMPHY_H
+
 #define PHY_ID_BCM50610			0x0143bd60
 #define PHY_ID_BCM50610M		0x0143bd70
 #define PHY_ID_BCM5241			0x0143bc30
@@ -29,3 +32,5 @@
 #define PHY_BRCM_CLEAR_RGMII_MODE	0x00004000
 #define PHY_BRCM_DIS_TXCRXC_NOENRGY	0x00008000
 #define PHY_BCM_FLAGS_VALID		0x80000000
+
+#endif /* _LINUX_BRCMPHY_H */

include/linux/journal-head.h

@@ -30,15 +30,19 @@ struct journal_head {
 
 	/*
 	 * Journalling list for this buffer [jbd_lock_bh_state()]
+	 * NOTE: We *cannot* combine this with b_modified into a bitfield
+	 * as gcc would then (which the C standard allows but which is
+	 * very unuseful) make 64-bit accesses to the bitfield and clobber
+	 * b_jcount if its update races with bitfield modification.
 	 */
-	unsigned b_jlist:4;
+	unsigned b_jlist;
 
 	/*
 	 * This flag signals the buffer has been modified by
 	 * the currently running transaction
 	 * [jbd_lock_bh_state()]
 	 */
-	unsigned b_modified:1;
+	unsigned b_modified;
 
 	/*
 	 * Copy of the buffer data frozen for writing to the log.

include/linux/kernel.h

@@ -562,6 +562,9 @@ int __trace_bprintk(unsigned long ip, const char *fmt, ...);
 extern __printf(2, 3)
 int __trace_printk(unsigned long ip, const char *fmt, ...);
 
+extern int __trace_bputs(unsigned long ip, const char *str);
+extern int __trace_puts(unsigned long ip, const char *str, int size);
+
 /**
  * trace_puts - write a string into the ftrace buffer
  * @str: the string to record
@@ -587,8 +590,6 @@ int __trace_printk(unsigned long ip, const char *fmt, ...);
  *  (1 when __trace_bputs is used, strlen(str) when __trace_puts is used)
  */
 
-extern int __trace_bputs(unsigned long ip, const char *str);
-extern int __trace_puts(unsigned long ip, const char *str, int size);
 #define trace_puts(str) ({						\
 	static const char *trace_printk_fmt				\
 		__attribute__((section("__trace_printk_fmt"))) =	\

include/linux/kref.h

@@ -19,6 +19,7 @@
 #include <linux/atomic.h>
 #include <linux/kernel.h>
 #include <linux/mutex.h>
+#include <linux/spinlock.h>
 
 struct kref {
 	atomic_t refcount;
@@ -98,6 +99,38 @@ static inline int kref_put(struct kref *kref, void (*release)(struct kref *kref)
 	return kref_sub(kref, 1, release);
 }
 
+/**
+ * kref_put_spinlock_irqsave - decrement refcount for object.
+ * @kref: object.
+ * @release: pointer to the function that will clean up the object when the
+ *	     last reference to the object is released.
+ *	     This pointer is required, and it is not acceptable to pass kfree
+ *	     in as this function.
+ * @lock: lock to take in release case
+ *
+ * Behaves identical to kref_put with one exception.  If the reference count
+ * drops to zero, the lock will be taken atomically wrt dropping the reference
+ * count.  The release function has to call spin_unlock() without _irqrestore.
+ */
+static inline int kref_put_spinlock_irqsave(struct kref *kref,
+		void (*release)(struct kref *kref),
+		spinlock_t *lock)
+{
+	unsigned long flags;
+
+	WARN_ON(release == NULL);
+	if (atomic_add_unless(&kref->refcount, -1, 1))
+		return 0;
+	spin_lock_irqsave(lock, flags);
+	if (atomic_dec_and_test(&kref->refcount)) {
+		release(kref);
+		local_irq_restore(flags);
+		return 1;
+	}
+	spin_unlock_irqrestore(lock, flags);
+	return 0;
+}
+
 static inline int kref_put_mutex(struct kref *kref,
 				 void (*release)(struct kref *kref),
 				 struct mutex *lock)

include/linux/mfd/abx500/ab8500.h

@@ -373,13 +373,11 @@ struct ab8500_sysctrl_platform_data;
 /**
  * struct ab8500_platform_data - AB8500 platform data
  * @irq_base: start of AB8500 IRQs, AB8500_NR_IRQS will be used
- * @pm_power_off: Should machine pm power off hook be registered or not
  * @init: board-specific initialization after detection of ab8500
  * @regulator: machine-specific constraints for regulators
  */
 struct ab8500_platform_data {
 	int irq_base;
-	bool pm_power_off;
 	void (*init) (struct ab8500 *);
 	struct ab8500_regulator_platform_data *regulator;
 	struct abx500_gpio_platform_data *gpio;

include/linux/mlx4/qp.h

@@ -126,7 +126,7 @@ struct mlx4_rss_context {
 
 struct mlx4_qp_path {
 	u8			fl;
-	u8			reserved1[1];
+	u8			vlan_control;
 	u8			disable_pkey_check;
 	u8			pkey_index;
 	u8			counter_index;
@@ -141,11 +141,32 @@ struct mlx4_qp_path {
 	u8			sched_queue;
 	u8			vlan_index;
 	u8			feup;
-	u8			reserved3;
+	u8			fvl_rx;
 	u8			reserved4[2];
 	u8			dmac[6];
 };
 
+enum { /* fl */
+	MLX4_FL_CV      = 1 << 6,
+	MLX4_FL_ETH_HIDE_CQE_VLAN       = 1 << 2
+};
+enum { /* vlan_control */
+	MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED	= 1 << 6,
+	MLX4_VLAN_CTRL_ETH_RX_BLOCK_TAGGED	= 1 << 2,
+	MLX4_VLAN_CTRL_ETH_RX_BLOCK_PRIO_TAGGED	= 1 << 1, /* 802.1p priority tag */
+	MLX4_VLAN_CTRL_ETH_RX_BLOCK_UNTAGGED	= 1 << 0
+};
+
+enum { /* feup */
+	MLX4_FEUP_FORCE_ETH_UP          = 1 << 6, /* force Eth UP */
+	MLX4_FSM_FORCE_ETH_SRC_MAC      = 1 << 5, /* force Source MAC */
+	MLX4_FVL_FORCE_ETH_VLAN         = 1 << 3  /* force Eth vlan */
+};
+
+enum { /* fvl_rx */
+	MLX4_FVL_RX_FORCE_ETH_VLAN      = 1 << 0 /* enforce Eth rx vlan */
+};
+
 struct mlx4_qp_context {
 	__be32			flags;
 	__be32			pd;
@@ -185,6 +206,10 @@ struct mlx4_qp_context {
 	u32			reserved5[10];
 };
 
+enum { /* param3 */
+	MLX4_STRIP_VLAN = 1 << 30
+};
+
 /* Which firmware version adds support for NEC (NoErrorCompletion) bit */
 #define MLX4_FW_VER_WQE_CTRL_NEC mlx4_fw_ver(2, 2, 232)
 

include/linux/netdevice.h

@@ -2733,6 +2733,17 @@ static inline netdev_features_t netdev_get_wanted_features(
 }
 netdev_features_t netdev_increment_features(netdev_features_t all,
 	netdev_features_t one, netdev_features_t mask);
+
+/* Allow TSO being used on stacked device :
+ * Performing the GSO segmentation before last device
+ * is a performance improvement.
+ */
+static inline netdev_features_t netdev_add_tso_features(netdev_features_t features,
+							netdev_features_t mask)
+{
+	return netdev_increment_features(features, NETIF_F_ALL_TSO, mask);
+}
+
 int __netdev_update_features(struct net_device *dev);
 void netdev_update_features(struct net_device *dev);
 void netdev_change_features(struct net_device *dev);

include/linux/of_platform.h

@@ -11,9 +11,10 @@
  *
  */
 
-#ifdef CONFIG_OF_DEVICE
 #include <linux/device.h>
 #include <linux/mod_devicetable.h>
+
+#ifdef CONFIG_OF_DEVICE
 #include <linux/pm.h>
 #include <linux/of_device.h>
 #include <linux/platform_device.h>
@@ -100,7 +101,7 @@ extern int of_platform_populate(struct device_node *root,
 
 #if !defined(CONFIG_OF_ADDRESS)
 struct of_dev_auxdata;
-struct device;
+struct device_node;
 static inline int of_platform_populate(struct device_node *root,
 					const struct of_device_id *matches,
 					const struct of_dev_auxdata *lookup,

include/linux/pci-acpi.h

@@ -60,11 +60,13 @@ static inline void acpi_pci_slot_remove(struct pci_bus *bus) { }
 void acpiphp_init(void);
 void acpiphp_enumerate_slots(struct pci_bus *bus, acpi_handle handle);
 void acpiphp_remove_slots(struct pci_bus *bus);
+void acpiphp_check_host_bridge(acpi_handle handle);
 #else
 static inline void acpiphp_init(void) { }
 static inline void acpiphp_enumerate_slots(struct pci_bus *bus,
 					   acpi_handle handle) { }
 static inline void acpiphp_remove_slots(struct pci_bus *bus) { }
+static inline void acpiphp_check_host_bridge(acpi_handle handle) { }
 #endif
 
 #else	/* CONFIG_ACPI */

include/linux/pinctrl/pinconf-generic.h

@@ -37,17 +37,17 @@
  *	if it is 0, pull-down is disabled.
  * @PIN_CONFIG_DRIVE_PUSH_PULL: the pin will be driven actively high and
  *	low, this is the most typical case and is typically achieved with two
- *	active transistors on the output. Sending this config will enabale
+ *	active transistors on the output. Setting this config will enable
  *	push-pull mode, the argument is ignored.
  * @PIN_CONFIG_DRIVE_OPEN_DRAIN: the pin will be driven with open drain (open
  *	collector) which means it is usually wired with other output ports
- *	which are then pulled up with an external resistor. Sending this
- *	config will enabale open drain mode, the argument is ignored.
+ *	which are then pulled up with an external resistor. Setting this
+ *	config will enable open drain mode, the argument is ignored.
  * @PIN_CONFIG_DRIVE_OPEN_SOURCE: the pin will be driven with open source
- *	(open emitter). Sending this config will enabale open drain mode, the
+ *	(open emitter). Setting this config will enable open drain mode, the
  *	argument is ignored.
- * @PIN_CONFIG_DRIVE_STRENGTH: the pin will output the current passed as
- * 	argument. The argument is in mA.
+ * @PIN_CONFIG_DRIVE_STRENGTH: the pin will sink or source at most the current
+ *	passed as argument. The argument is in mA.
  * @PIN_CONFIG_INPUT_SCHMITT_ENABLE: control schmitt-trigger mode on the pin.
  *      If the argument != 0, schmitt-trigger mode is enabled. If it's 0,
  *      schmitt-trigger mode is disabled.

include/linux/platform_data/clk-lpss.h

@@ -13,6 +13,11 @@
 #ifndef __CLK_LPSS_H
 #define __CLK_LPSS_H
 
+struct lpss_clk_data {
+	const char *name;
+	struct clk *clk;
+};
+
 extern int lpt_clk_init(void);
 
 #endif /* __CLK_LPSS_H */

include/linux/platform_data/serial-omap.h

@@ -43,8 +43,6 @@ struct omap_uart_port_info {
 	int			DTR_present;
 
 	int (*get_context_loss_count)(struct device *);
-	void (*set_forceidle)(struct device *);
-	void (*set_noidle)(struct device *);
 	void (*enable_wakeup)(struct device *, bool);
 };
 

include/linux/printk.h

@@ -4,6 +4,7 @@
 #include <stdarg.h>
 #include <linux/init.h>
 #include <linux/kern_levels.h>
+#include <linux/linkage.h>
 
 extern const char linux_banner[];
 extern const char linux_proc_banner[];

include/linux/rio.h

@@ -83,7 +83,6 @@
 
 extern struct bus_type rio_bus_type;
 extern struct device rio_bus;
-extern struct list_head rio_devices;	/* list of all devices */
 
 struct rio_mport;
 struct rio_dev;
@@ -237,6 +236,7 @@ enum rio_phy_type {
  * @name: Port name string
  * @priv: Master port private data
  * @dma: DMA device associated with mport
+ * @nscan: RapidIO network enumeration/discovery operations
  */
 struct rio_mport {
 	struct list_head dbells;	/* list of doorbell events */
@@ -262,8 +262,14 @@ struct rio_mport {
 #ifdef CONFIG_RAPIDIO_DMA_ENGINE
 	struct dma_device	dma;
 #endif
+	struct rio_scan *nscan;
 };
 
+/*
+ * Enumeration/discovery control flags
+ */
+#define RIO_SCAN_ENUM_NO_WAIT	0x00000001 /* Do not wait for enum completed */
+
 struct rio_id_table {
 	u16 start;	/* logical minimal id */
 	u32 max;	/* max number of IDs in table */
@@ -460,6 +466,16 @@ static inline struct rio_mport *dma_to_mport(struct dma_device *ddev)
 }
 #endif /* CONFIG_RAPIDIO_DMA_ENGINE */
 
+/**
+ * struct rio_scan - RIO enumeration and discovery operations
+ * @enumerate: Callback to perform RapidIO fabric enumeration.
+ * @discover: Callback to perform RapidIO fabric discovery.
+ */
+struct rio_scan {
+	int (*enumerate)(struct rio_mport *mport, u32 flags);
+	int (*discover)(struct rio_mport *mport, u32 flags);
+};
+
 /* Architecture and hardware-specific functions */
 extern int rio_register_mport(struct rio_mport *);
 extern int rio_open_inb_mbox(struct rio_mport *, void *, int, int);

include/linux/rio_drv.h

@@ -433,5 +433,6 @@ extern u16 rio_local_get_device_id(struct rio_mport *port);
 extern struct rio_dev *rio_get_device(u16 vid, u16 did, struct rio_dev *from);
 extern struct rio_dev *rio_get_asm(u16 vid, u16 did, u16 asm_vid, u16 asm_did,
 				   struct rio_dev *from);
+extern int rio_init_mports(void);
 
 #endif				/* LINUX_RIO_DRV_H */

include/linux/socket.h

@@ -305,7 +305,6 @@ struct ucred {
 
 extern void cred_to_ucred(struct pid *pid, const struct cred *cred, struct ucred *ucred);
 
-extern int memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len);
 extern int memcpy_fromiovecend(unsigned char *kdata, const struct iovec *iov,
 			       int offset, int len);
 extern int csum_partial_copy_fromiovecend(unsigned char *kdata, 
@@ -314,7 +313,6 @@ extern int csum_partial_copy_fromiovecend(unsigned char *kdata,
 					  unsigned int len, __wsum *csump);
 
 extern int verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr_storage *address, int mode);
-extern int memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len);
 extern int memcpy_toiovecend(const struct iovec *v, unsigned char *kdata,
 			     int offset, int len);
 extern int move_addr_to_kernel(void __user *uaddr, int ulen, struct sockaddr_storage *kaddr);

include/linux/spi/spi.h

@@ -57,7 +57,7 @@ extern struct bus_type spi_bus_type;
  * @modalias: Name of the driver to use with this device, or an alias
  *	for that name.  This appears in the sysfs "modalias" attribute
  *	for driver coldplugging, and in uevents used for hotplugging
- * @cs_gpio: gpio number of the chipselect line (optional, -EINVAL when
+ * @cs_gpio: gpio number of the chipselect line (optional, -ENOENT when
  *	when not using a GPIO line)
  *
  * A @spi_device is used to interchange data between an SPI slave
@@ -266,7 +266,7 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv)
  *	queue so the subsystem notifies the driver that it may relax the
  *	hardware by issuing this call
  * @cs_gpios: Array of GPIOs to use as chip select lines; one per CS
- *	number. Any individual value may be -EINVAL for CS lines that
+ *	number. Any individual value may be -ENOENT for CS lines that
  *	are not GPIOs (driven by the SPI controller itself).
  *
  * Each SPI master controller can communicate with one or more @spi_device

include/linux/time.h

@@ -117,14 +117,10 @@ static inline bool timespec_valid_strict(const struct timespec *ts)
 
 extern bool persistent_clock_exist;
 
-#ifdef ALWAYS_USE_PERSISTENT_CLOCK
-#define has_persistent_clock()	true
-#else
 static inline bool has_persistent_clock(void)
 {
 	return persistent_clock_exist;
 }
-#endif
 
 extern void read_persistent_clock(struct timespec *ts);
 extern void read_boot_clock(struct timespec *ts);

include/linux/uio.h

@@ -35,4 +35,7 @@ static inline size_t iov_length(const struct iovec *iov, unsigned long nr_segs)
 }
 
 unsigned long iov_shorten(struct iovec *iov, unsigned long nr_segs, size_t to);
+
+int memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len);
+int memcpy_toiovec(struct iovec *iov, unsigned char *kdata, int len);
 #endif

include/linux/usb/gadget.h

@@ -563,9 +563,8 @@ static inline int gadget_is_dualspeed(struct usb_gadget *g)
 }
 
 /**
- * gadget_is_superspeed() - return true if the hardware handles
- * supperspeed
- * @g: controller that might support supper speed
+ * gadget_is_superspeed() - return true if the hardware handles superspeed
+ * @g: controller that might support superspeed
  */
 static inline int gadget_is_superspeed(struct usb_gadget *g)
 {

include/linux/usb/serial.h

@@ -268,6 +268,8 @@ struct usb_serial_driver {
 			struct usb_serial_port *port, struct ktermios *old);
 	void (*break_ctl)(struct tty_struct *tty, int break_state);
 	int  (*chars_in_buffer)(struct tty_struct *tty);
+	void (*wait_until_sent)(struct tty_struct *tty, long timeout);
+	bool (*tx_empty)(struct usb_serial_port *port);
 	void (*throttle)(struct tty_struct *tty);
 	void (*unthrottle)(struct tty_struct *tty);
 	int  (*tiocmget)(struct tty_struct *tty);
@@ -327,6 +329,8 @@ extern void usb_serial_generic_close(struct usb_serial_port *port);
 extern int usb_serial_generic_resume(struct usb_serial *serial);
 extern int usb_serial_generic_write_room(struct tty_struct *tty);
 extern int usb_serial_generic_chars_in_buffer(struct tty_struct *tty);
+extern void usb_serial_generic_wait_until_sent(struct tty_struct *tty,
+								long timeout);
 extern void usb_serial_generic_read_bulk_callback(struct urb *urb);
 extern void usb_serial_generic_write_bulk_callback(struct urb *urb);
 extern void usb_serial_generic_throttle(struct tty_struct *tty);

include/linux/vt_kern.h

@@ -36,7 +36,7 @@ extern int fg_console, last_console, want_console;
 int vc_allocate(unsigned int console);
 int vc_cons_allocated(unsigned int console);
 int vc_resize(struct vc_data *vc, unsigned int cols, unsigned int lines);
-void vc_deallocate(unsigned int console);
+struct vc_data *vc_deallocate(unsigned int console);
 void reset_palette(struct vc_data *vc);
 void do_blank_screen(int entering_gfx);
 void do_unblank_screen(int leaving_gfx);

include/linux/wait.h

@@ -217,6 +217,8 @@ do {									\
 		if (!ret)						\
 			break;						\
 	}								\
+	if (!ret && (condition))					\
+		ret = 1;						\
 	finish_wait(&wq, &__wait);					\
 } while (0)
 
@@ -233,8 +235,9 @@ do {									\
  * wake_up() has to be called after changing any variable that could
  * change the result of the wait condition.
  *
- * The function returns 0 if the @timeout elapsed, and the remaining
- * jiffies if the condition evaluated to true before the timeout elapsed.
+ * The function returns 0 if the @timeout elapsed, or the remaining
+ * jiffies (at least 1) if the @condition evaluated to %true before
+ * the @timeout elapsed.
  */
 #define wait_event_timeout(wq, condition, timeout)			\
 ({									\
@@ -302,6 +305,8 @@ do {									\
 		ret = -ERESTARTSYS;					\
 		break;							\
 	}								\
+	if (!ret && (condition))					\
+		ret = 1;						\
 	finish_wait(&wq, &__wait);					\
 } while (0)
 
@@ -318,9 +323,10 @@ do {									\
  * wake_up() has to be called after changing any variable that could
  * change the result of the wait condition.
  *
- * The function returns 0 if the @timeout elapsed, -ERESTARTSYS if it
- * was interrupted by a signal, and the remaining jiffies otherwise
- * if the condition evaluated to true before the timeout elapsed.
+ * Returns:
+ * 0 if the @timeout elapsed, -%ERESTARTSYS if it was interrupted by
+ * a signal, or the remaining jiffies (at least 1) if the @condition
+ * evaluated to %true before the @timeout elapsed.
  */
 #define wait_event_interruptible_timeout(wq, condition, timeout)	\
 ({									\