11 files changed, 149 insertions, 30 deletions

diff --git a/include/asm-mips/ptrace.h b/include/asm-mips/ptrace.h
index 8a1f2b6f04a..1906938285c 100644
--- a/include/asm-mips/ptrace.h
+++ b/include/asm-mips/ptrace.h
@@ -21,6 +21,7 @@
 #define FPC_EIR		70
 #define DSP_BASE	71		/* 3 more hi / lo register pairs */
 #define DSP_CONTROL	77
+#define ACX		78
 
 /*
  * This struct defines the way the registers are stored on the stack during a
@@ -39,6 +40,9 @@ struct pt_regs {
 	unsigned long cp0_status;
 	unsigned long hi;
 	unsigned long lo;
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+	unsigned long acx;
+#endif
 	unsigned long cp0_badvaddr;
 	unsigned long cp0_cause;
 	unsigned long cp0_epc;
diff --git a/include/asm-mips/sigcontext.h b/include/asm-mips/sigcontext.h
index 972947474eb..9ce0607d7a4 100644
--- a/include/asm-mips/sigcontext.h
+++ b/include/asm-mips/sigcontext.h
@@ -23,7 +23,7 @@ struct sigcontext {
 	unsigned long long	sc_pc;
 	unsigned long long	sc_regs[32];
 	unsigned long long	sc_fpregs[32];
-	unsigned int		sc_ownedfp;	/* Unused */
+	unsigned int		sc_acx;		/* Was sc_ownedfp */
 	unsigned int		sc_fpc_csr;
 	unsigned int		sc_fpc_eir;	/* Unused */
 	unsigned int		sc_used_math;
@@ -79,7 +79,7 @@ struct sigcontext32 {
 	__u64		sc_pc;
 	__u64		sc_regs[32];
 	__u64		sc_fpregs[32];
-	__u32		sc_ownedfp;	/* Unused */
+	__u32		sc_acx;		/* Only MIPS32; was sc_ownedfp */
 	__u32		sc_fpc_csr;
 	__u32		sc_fpc_eir;	/* Unused */
 	__u32		sc_used_math;
diff --git a/include/asm-mips/stackframe.h b/include/asm-mips/stackframe.h
index 1fae5dc5813..7afa1fdf70c 100644
--- a/include/asm-mips/stackframe.h
+++ b/include/asm-mips/stackframe.h
@@ -29,16 +29,25 @@
 		.endm
 
 		.macro	SAVE_TEMP
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+		mflhxu	v1
+		LONG_S	v1, PT_LO(sp)
+		mflhxu	v1
+		LONG_S	v1, PT_HI(sp)
+		mflhxu	v1
+		LONG_S	v1, PT_ACX(sp)
+#else
 		mfhi	v1
+		LONG_S	v1, PT_HI(sp)
+		mflo	v1
+		LONG_S	v1, PT_LO(sp)
+#endif
 #ifdef CONFIG_32BIT
 		LONG_S	$8, PT_R8(sp)
 		LONG_S	$9, PT_R9(sp)
 #endif
-		LONG_S	v1, PT_HI(sp)
-		mflo	v1
 		LONG_S	$10, PT_R10(sp)
 		LONG_S	$11, PT_R11(sp)
-		LONG_S	v1,  PT_LO(sp)
 		LONG_S	$12, PT_R12(sp)
 		LONG_S	$13, PT_R13(sp)
 		LONG_S	$14, PT_R14(sp)
@@ -182,16 +191,25 @@
 		.endm
 
 		.macro	RESTORE_TEMP
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+		LONG_L	$24, PT_ACX(sp)
+		mtlhx	$24
+		LONG_L	$24, PT_HI(sp)
+		mtlhx	$24
 		LONG_L	$24, PT_LO(sp)
+		mtlhx	$24
+#else
+		LONG_L	$24, PT_LO(sp)
+		mtlo	$24
+		LONG_L	$24, PT_HI(sp)
+		mthi	$24
+#endif
 #ifdef CONFIG_32BIT
 		LONG_L	$8, PT_R8(sp)
 		LONG_L	$9, PT_R9(sp)
 #endif
-		mtlo	$24
-		LONG_L	$24, PT_HI(sp)
 		LONG_L	$10, PT_R10(sp)
 		LONG_L	$11, PT_R11(sp)
-		mthi	$24
 		LONG_L	$12, PT_R12(sp)
 		LONG_L	$13, PT_R13(sp)
 		LONG_L	$14, PT_R14(sp)
diff --git a/include/linux/device.h b/include/linux/device.h
index d1a3a27c398..39a3199a826 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -294,8 +294,6 @@ extern void class_device_initialize(struct class_device *);
 extern int __must_check class_device_add(struct class_device *);
 extern void class_device_del(struct class_device *);
 
-extern int class_device_rename(struct class_device *, char *);
-
 extern struct class_device * class_device_get(struct class_device *);
 extern void class_device_put(struct class_device *);
 
diff --git a/include/linux/kmod.h b/include/linux/kmod.h
index cc8e674ae27..10f505c8431 100644
--- a/include/linux/kmod.h
+++ b/include/linux/kmod.h
@@ -28,10 +28,8 @@
 #ifdef CONFIG_KMOD
 /* modprobe exit status on success, -ve on error.  Return value
  * usually useless though. */
-extern void kmod_sysfs_init(void);
 extern int request_module(const char * name, ...) __attribute__ ((format (printf, 1, 2)));
 #else
-static inline void kmod_sysfs_init(void) {};
 static inline int request_module(const char * name, ...) { return -ENOSYS; }
 #endif
 
diff --git a/include/linux/pm.h b/include/linux/pm.h
index 070394e846d..21db05ac7c0 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -120,15 +120,48 @@ typedef int __bitwise suspend_disk_method_t;
 #define	PM_DISK_TESTPROC	((__force suspend_disk_method_t) 6)
 #define	PM_DISK_MAX		((__force suspend_disk_method_t) 7)
 
+/**
+ * struct pm_ops - Callbacks for managing platform dependent suspend states.
+ * @valid: Callback to determine whether the given state can be entered.
+ * 	If %CONFIG_SOFTWARE_SUSPEND is set then %PM_SUSPEND_DISK is
+ *	always valid and never passed to this call.
+ *	If not assigned, all suspend states are advertised as valid
+ *	in /sys/power/state (but can still be rejected by prepare or enter.)
+ *
+ * @prepare: Prepare the platform for the given suspend state. Can return a
+ *	negative error code if necessary.
+ *
+ * @enter: Enter the given suspend state, must be assigned. Can return a
+ *	negative error code if necessary.
+ *
+ * @finish: Called when the system has left the given state and all devices
+ *	are resumed. The return value is ignored.
+ *
+ * @pm_disk_mode: Set to the disk method that the user should be able to
+ *	configure for suspend-to-disk. Since %PM_DISK_SHUTDOWN,
+ *	%PM_DISK_REBOOT, %PM_DISK_TEST and %PM_DISK_TESTPROC
+ *	are always allowed, currently only %PM_DISK_PLATFORM
+ *	makes sense. If the user then choses %PM_DISK_PLATFORM,
+ *	the @prepare call will be called before suspending to disk
+ *	(if present), the @enter call should be present and will
+ *	be called after all state has been saved and the machine
+ *	is ready to be shut down/suspended/..., and the @finish
+ *	callback is called after state has been restored. All
+ *	these calls are called with %PM_SUSPEND_DISK as the state.
+ */
 struct pm_ops {
-	suspend_disk_method_t pm_disk_mode;
 	int (*valid)(suspend_state_t state);
 	int (*prepare)(suspend_state_t state);
 	int (*enter)(suspend_state_t state);
 	int (*finish)(suspend_state_t state);
+	suspend_disk_method_t pm_disk_mode;
 };
 
-extern void pm_set_ops(struct pm_ops *);
+/**
+ * pm_set_ops - set platform dependent power management ops
+ * @pm_ops: The new power management operations to set.
+ */
+extern void pm_set_ops(struct pm_ops *pm_ops);
 extern struct pm_ops *pm_ops;
 extern int pm_suspend(suspend_state_t state);
 
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index 192de3afa96..21805b500aa 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -17,6 +17,7 @@
 struct kobject;
 struct module;
 struct nameidata;
+struct dentry;
 
 struct attribute {
 	const char		* name;
@@ -68,18 +69,6 @@ struct sysfs_ops {
 	ssize_t	(*store)(struct kobject *,struct attribute *,const char *, size_t);
 };
 
-struct sysfs_dirent {
-	atomic_t		s_count;
-	struct list_head	s_sibling;
-	struct list_head	s_children;
-	void 			* s_element;
-	int			s_type;
-	umode_t			s_mode;
-	struct dentry		* s_dentry;
-	struct iattr		* s_iattr;
-	atomic_t		s_event;
-};
-
 #define SYSFS_ROOT		0x0001
 #define SYSFS_DIR		0x0002
 #define SYSFS_KOBJ_ATTR 	0x0004
@@ -126,6 +115,11 @@ void sysfs_remove_bin_file(struct kobject *kobj, struct bin_attribute *attr);
 int __must_check sysfs_create_group(struct kobject *,
 					const struct attribute_group *);
 void sysfs_remove_group(struct kobject *, const struct attribute_group *);
+int sysfs_add_file_to_group(struct kobject *kobj,
+		const struct attribute *attr, const char *group);
+void sysfs_remove_file_from_group(struct kobject *kobj,
+		const struct attribute *attr, const char *group);
+
 void sysfs_notify(struct kobject * k, char *dir, char *attr);
 
 
@@ -210,6 +204,18 @@ static inline void sysfs_remove_group(struct kobject * k, const struct attribute
 	;
 }
 
+static inline int sysfs_add_file_to_group(struct kobject *kobj,
+		const struct attribute *attr, const char *group)
+{
+	return 0;
+}
+
+static inline void sysfs_remove_file_from_group(struct kobject *kobj,
+		const struct attribute *attr, const char *group);
+{
+	;
+}
+
 static inline void sysfs_notify(struct kobject * k, char *dir, char *attr)
 {
 }
diff --git a/include/linux/usb.h b/include/linux/usb.h
index a8e8d1ecebb..87dc75a6cee 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -388,10 +388,14 @@ struct usb_device {
 	struct usb_device *children[USB_MAXCHILDREN];
 
 	int pm_usage_cnt;		/* usage counter for autosuspend */
+	u32 quirks;			/* quirks of the whole device */
+
 #ifdef CONFIG_PM
 	struct delayed_work autosuspend; /* for delayed autosuspends */
 	struct mutex pm_mutex;		/* protects PM operations */
 
+	unsigned autosuspend_delay;	/* in jiffies */
+
 	unsigned auto_pm:1;		/* autosuspend/resume in progress */
 	unsigned do_remote_wakeup:1;	/* remote wakeup should be enabled */
 #endif
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index 245c7253122..1122a6c2c1a 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -1,8 +1,9 @@
 /*
- * This file holds USB constants and structures that are needed for USB
- * device APIs.  These are used by the USB device model, which is defined
- * in chapter 9 of the USB 2.0 specification.  Linux has several APIs in C
- * that need these:
+ * This file holds USB constants and structures that are needed for
+ * USB device APIs.  These are used by the USB device model, which is
+ * defined in chapter 9 of the USB 2.0 specification and in the
+ * Wireless USB 1.0 (spread around).  Linux has several APIs in C that
+ * need these:
  *
  * - the master/host side Linux-USB kernel driver API;
  * - the "usbfs" user space API; and
@@ -14,6 +15,19 @@
  *
  * There's also "Wireless USB", using low power short range radios for
  * peripheral interconnection but otherwise building on the USB framework.
+ *
+ * Note all descriptors are declared '__attribute__((packed))' so that:
+ *
+ * [a] they never get padded, either internally (USB spec writers
+ *     probably handled that) or externally;
+ *
+ * [b] so that accessing bigger-than-a-bytes fields will never
+ *     generate bus errors on any platform, even when the location of
+ *     its descriptor inside a bundle isn't "naturally aligned", and
+ *
+ * [c] for consistency, removing all doubt even when it appears to
+ *     someone that the two other points are non-issues for that
+ *     particular descriptor type.
  */
 
 #ifndef __LINUX_USB_CH9_H
diff --git a/include/linux/usb/iowarrior.h b/include/linux/usb/iowarrior.h
new file mode 100644
index 00000000000..cbbe020a4f5
--- /dev/null
+++ b/include/linux/usb/iowarrior.h
@@ -0,0 +1,33 @@
+#ifndef _IOWARRIOR_H_
+#define _IOWARRIOR_H_
+
+#define CODEMERCS_MAGIC_NUMBER	0xC0	/* like COde Mercenaries */
+
+/* Define the ioctl commands for reading and writing data */
+#define IOW_WRITE	_IOW(CODEMERCS_MAGIC_NUMBER, 1, __u8 *)
+#define IOW_READ	_IOW(CODEMERCS_MAGIC_NUMBER, 2, __u8 *)
+
+/*
+   A struct for available device info which is read
+   with the ioctl IOW_GETINFO.
+   To be compatible with 2.4 userspace which didn't have an easy way to get
+   this information.
+*/
+struct iowarrior_info {
+	__u32 vendor;		/* vendor id : supposed to be USB_VENDOR_ID_CODEMERCS in all cases */
+	__u32 product;		/* product id : depends on type of chip (USB_DEVICE_ID_CODEMERCS_XXXXX) */
+	__u8 serial[9];		/* the serial number of our chip (if a serial-number is not available this is empty string) */
+	__u32 revision;		/* revision number of the chip */
+	__u32 speed;		/* USB-speed of the device (0=UNKNOWN, 1=LOW, 2=FULL 3=HIGH) */
+	__u32 power;		/* power consumption of the device in mA */
+	__u32 if_num;		/* the number of the endpoint */
+	__u32 report_size;	/* size of the data-packets on this interface */
+};
+
+/*
+  Get some device-information (product-id , serial-number etc.)
+  in order to identify a chip.
+*/
+#define IOW_GETINFO _IOR(CODEMERCS_MAGIC_NUMBER, 3, struct iowarrior_info)
+
+#endif  /* _IOWARRIOR_H_ */
diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h
new file mode 100644
index 00000000000..6bac8faacbc
--- /dev/null
+++ b/include/linux/usb/quirks.h
@@ -0,0 +1,11 @@
+/*
+ * This file holds the definitions of quirks found in USB devices.
+ * Only quirks that affect the whole device, not an interface,
+ * belong here.
+ */
+
+/* device must not be autosuspended */
+#define USB_QUIRK_NO_AUTOSUSPEND	0x00000001
+
+/* string descriptors must not be fetched using a 255-byte read */
+#define USB_QUIRK_STRING_FETCH_255	0x00000002