11 files changed, 20 insertions, 254 deletions

diff --git a/arch/powerpc/include/asm/cacheflush.h b/arch/powerpc/include/asm/cacheflush.h
index ba667a383b8c..ab9e402518e8 100644
--- a/arch/powerpc/include/asm/cacheflush.h
+++ b/arch/powerpc/include/asm/cacheflush.h
@@ -25,6 +25,7 @@
 #define flush_cache_vmap(start, end)            do { } while (0)
 #define flush_cache_vunmap(start, end)          do { } while (0)
 
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
 extern void flush_dcache_page(struct page *page);
 #define flush_dcache_mmap_lock(mapping)         do { } while (0)
 #define flush_dcache_mmap_unlock(mapping)       do { } while (0)
diff --git a/arch/powerpc/include/asm/pmac_low_i2c.h b/arch/powerpc/include/asm/pmac_low_i2c.h
index 131011bd7e76..01d71826d92f 100644
--- a/arch/powerpc/include/asm/pmac_low_i2c.h
+++ b/arch/powerpc/include/asm/pmac_low_i2c.h
@@ -72,11 +72,7 @@ extern int pmac_i2c_get_type(struct pmac_i2c_bus *bus);
 extern int pmac_i2c_get_flags(struct pmac_i2c_bus *bus);
 extern int pmac_i2c_get_channel(struct pmac_i2c_bus *bus);
 
-/* i2c layer adapter attach/detach */
-extern void pmac_i2c_attach_adapter(struct pmac_i2c_bus *bus,
-                                    struct i2c_adapter *adapter);
-extern void pmac_i2c_detach_adapter(struct pmac_i2c_bus *bus,
-                                    struct i2c_adapter *adapter);
+/* i2c layer adapter helpers */
 extern struct i2c_adapter *pmac_i2c_get_adapter(struct pmac_i2c_bus *bus);
 extern struct pmac_i2c_bus *pmac_i2c_adapter_to_bus(struct i2c_adapter *adapter);
 
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
index 6ff04185d2aa..2ab9cbd98826 100644
--- a/arch/powerpc/include/asm/prom.h
+++ b/arch/powerpc/include/asm/prom.h
@@ -1,3 +1,4 @@
+#include <linux/of.h>   /* linux/of.h gets to determine #include ordering */
 #ifndef _POWERPC_PROM_H
 #define _POWERPC_PROM_H
 #ifdef __KERNEL__
@@ -16,6 +17,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 #include <linux/types.h>
+#include <linux/of_fdt.h>
 #include <linux/proc_fs.h>
 #include <linux/platform_device.h>
 #include <asm/irq.h>
@@ -28,133 +30,14 @@
 #define of_prop_cmp(s1, s2)             strcmp((s1), (s2))
 #define of_node_cmp(s1, s2)             strcasecmp((s1), (s2))
 
-/* Definitions used by the flattened device tree */
-#define OF_DT_HEADER            0xd00dfeed      /* marker */
-#define OF_DT_BEGIN_NODE        0x1             /* Start of node, full name */
-#define OF_DT_END_NODE          0x2             /* End node */
-#define OF_DT_PROP              0x3             /* Property: name off, size,
-                                                 * content */
-#define OF_DT_NOP               0x4             /* nop */
-#define OF_DT_END               0x9
-
-#define OF_DT_VERSION           0x10
-
-/*
- * This is what gets passed to the kernel by prom_init or kexec
- *
- * The dt struct contains the device tree structure, full pathes and
- * property contents. The dt strings contain a separate block with just
- * the strings for the property names, and is fully page aligned and
- * self contained in a page, so that it can be kept around by the kernel,
- * each property name appears only once in this page (cheap compression)
- *
- * the mem_rsvmap contains a map of reserved ranges of physical memory,
- * passing it here instead of in the device-tree itself greatly simplifies
- * the job of everybody. It's just a list of u64 pairs (base/size) that
- * ends when size is 0
- */
-struct boot_param_header
-{
-        u32     magic;                  /* magic word OF_DT_HEADER */
-        u32     totalsize;              /* total size of DT block */
-        u32     off_dt_struct;          /* offset to structure */
-        u32     off_dt_strings;         /* offset to strings */
-        u32     off_mem_rsvmap;         /* offset to memory reserve map */
-        u32     version;                /* format version */
-        u32     last_comp_version;      /* last compatible version */
-        /* version 2 fields below */
-        u32     boot_cpuid_phys;        /* Physical CPU id we're booting on */
-        /* version 3 fields below */
-        u32     dt_strings_size;        /* size of the DT strings block */
-        /* version 17 fields below */
-        u32     dt_struct_size;         /* size of the DT structure block */
-};
-
-
-
-typedef u32 phandle;
-typedef u32 ihandle;
-
-struct property {
-        char    *name;
-        int     length;
-        void    *value;
-        struct property *next;
-};
-
-struct device_node {
-        const char *name;
-        const char *type;
-        phandle node;
-        phandle linux_phandle;
-        char    *full_name;
-
-        struct  property *properties;
-        struct  property *deadprops; /* removed properties */
-        struct  device_node *parent;
-        struct  device_node *child;
-        struct  device_node *sibling;
-        struct  device_node *next;      /* next device of same type */
-        struct  device_node *allnext;   /* next in list of all nodes */
-        struct  proc_dir_entry *pde;    /* this node's proc directory */
-        struct  kref kref;
-        unsigned long _flags;
-        void    *data;
-};
-
 extern struct device_node *of_chosen;
 
-static inline int of_node_check_flag(struct device_node *n, unsigned long flag)
-{
-        return test_bit(flag, &n->_flags);
-}
-
-static inline void of_node_set_flag(struct device_node *n, unsigned long flag)
-{
-        set_bit(flag, &n->_flags);
-}
-
-
 #define HAVE_ARCH_DEVTREE_FIXUPS
 
-static inline void set_node_proc_entry(struct device_node *dn, struct proc_dir_entry *de)
-{
-        dn->pde = de;
-}
-
-
-extern struct device_node *of_find_all_nodes(struct device_node *prev);
-extern struct device_node *of_node_get(struct device_node *node);
-extern void of_node_put(struct device_node *node);
-
-/* For scanning the flat device-tree at boot time */
-extern int __init of_scan_flat_dt(int (*it)(unsigned long node,
-                                            const char *uname, int depth,
-                                            void *data),
-                                  void *data);
-extern void* __init of_get_flat_dt_prop(unsigned long node, const char *name,
-                                        unsigned long *size);
-extern int __init of_flat_dt_is_compatible(unsigned long node, const char *name);
-extern unsigned long __init of_get_flat_dt_root(void);
-
 /* For updating the device tree at runtime */
 extern void of_attach_node(struct device_node *);
 extern void of_detach_node(struct device_node *);
 
-/* Other Prototypes */
-extern void finish_device_tree(void);
-extern void unflatten_device_tree(void);
-extern void early_init_devtree(void *);
-extern int machine_is_compatible(const char *compat);
-extern void print_properties(struct device_node *node);
-extern int prom_n_intr_cells(struct device_node* np);
-extern void prom_get_irq_senses(unsigned char *senses, int off, int max);
-extern int prom_add_property(struct device_node* np, struct property* prop);
-extern int prom_remove_property(struct device_node *np, struct property *prop);
-extern int prom_update_property(struct device_node *np,
-                                struct property *newprop,
-                                struct property *oldprop);
-
 #ifdef CONFIG_PPC32
 /*
  * PCI <-> OF matching functions
@@ -178,26 +61,6 @@ extern int release_OF_resource(struct device_node* node, int index);
  * OF address retreival & translation
  */
 
-
-/* Helper to read a big number; size is in cells (not bytes) */
-static inline u64 of_read_number(const u32 *cell, int size)
-{
-        u64 r = 0;
-        while (size--)
-                r = (r << 32) | *(cell++);
-        return r;
-}
-
-/* Like of_read_number, but we want an unsigned long result */
-#ifdef CONFIG_PPC32
-static inline unsigned long of_read_ulong(const u32 *cell, int size)
-{
-        return cell[size-1];
-}
-#else
-#define of_read_ulong(cell, size)       of_read_number(cell, size)
-#endif
-
 /* Translate an OF address block into a CPU physical address
  */
 extern u64 of_translate_address(struct device_node *np, const u32 *addr);
@@ -349,11 +212,5 @@ extern int of_irq_to_resource(struct device_node *dev, int index,
  */
 extern void __iomem *of_iomap(struct device_node *device, int index);
 
-/*
- * NB:  This is here while we transition from using asm/prom.h
- * to linux/of.h
- */
-#include <linux/of.h>
-
 #endif /* __KERNEL__ */
 #endif /* _POWERPC_PROM_H */
diff --git a/arch/powerpc/include/asm/socket.h b/arch/powerpc/include/asm/socket.h
index 3ab8b3e6feb0..866f7606da68 100644
--- a/arch/powerpc/include/asm/socket.h
+++ b/arch/powerpc/include/asm/socket.h
@@ -67,4 +67,6 @@
 #define SO_PROTOCOL             38
 #define SO_DOMAIN               39
 
+#define SO_RXQ_OVFL             40
+
 #endif  /* _ASM_POWERPC_SOCKET_H */
diff --git a/arch/powerpc/kernel/idle.c b/arch/powerpc/kernel/idle.c
index 88d9c1d5e5fb..049dda60e475 100644
--- a/arch/powerpc/kernel/idle.c
+++ b/arch/powerpc/kernel/idle.c
@@ -110,18 +110,16 @@ int powersave_nap;
  */
 static ctl_table powersave_nap_ctl_table[]={
         {
-                .ctl_name       = KERN_PPC_POWERSAVE_NAP,
                 .procname       = "powersave-nap",
                 .data           = &powersave_nap,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
-                .proc_handler   = &proc_dointvec,
+                .proc_handler   = proc_dointvec,
         },
         {}
 };
 static ctl_table powersave_nap_sysctl_root[] = {
         {
-                .ctl_name       = CTL_KERN,
                 .procname       = "kernel",
                 .mode           = 0555,
                 .child          = powersave_nap_ctl_table,
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index d4405b95bfaa..4ec300862466 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -1317,29 +1317,6 @@ struct device_node *of_find_next_cache_node(struct device_node *np)
 }
 
 /**
- *      of_find_all_nodes - Get next node in global list
- *      @prev:  Previous node or NULL to start iteration
- *              of_node_put() will be called on it
- *
- *      Returns a node pointer with refcount incremented, use
- *      of_node_put() on it when done.
- */
-struct device_node *of_find_all_nodes(struct device_node *prev)
-{
-        struct device_node *np;
-
-        read_lock(&devtree_lock);
-        np = prev ? prev->allnext : allnodes;
-        for (; np != 0; np = np->allnext)
-                if (of_node_get(np))
-                        break;
-        of_node_put(prev);
-        read_unlock(&devtree_lock);
-        return np;
-}
-EXPORT_SYMBOL(of_find_all_nodes);
-
-/**
  *      of_node_get - Increment refcount of a node
  *      @node:  Node to inc refcount, NULL is supported to
  *              simplify writing of callers
diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c
index b97c2d67f4ac..c5a4732bcc48 100644
--- a/arch/powerpc/kernel/sys_ppc32.c
+++ b/arch/powerpc/kernel/sys_ppc32.c
@@ -520,58 +520,6 @@ asmlinkage long compat_sys_umask(u32 mask)
         return sys_umask((int)mask);
 }
 
-#ifdef CONFIG_SYSCTL_SYSCALL
-struct __sysctl_args32 {
-        u32 name;
-        int nlen;
-        u32 oldval;
-        u32 oldlenp;
-        u32 newval;
-        u32 newlen;
-        u32 __unused[4];
-};
-
-asmlinkage long compat_sys_sysctl(struct __sysctl_args32 __user *args)
-{
-        struct __sysctl_args32 tmp;
-        int error;
-        size_t oldlen;
-        size_t __user *oldlenp = NULL;
-        unsigned long addr = (((unsigned long)&args->__unused[0]) + 7) & ~7;
-
-        if (copy_from_user(&tmp, args, sizeof(tmp)))
-                return -EFAULT;
-
-        if (tmp.oldval && tmp.oldlenp) {
-                /* Duh, this is ugly and might not work if sysctl_args
-                   is in read-only memory, but do_sysctl does indirectly
-                   a lot of uaccess in both directions and we'd have to
-                   basically copy the whole sysctl.c here, and
-                   glibc's __sysctl uses rw memory for the structure
-                   anyway.  */
-                oldlenp = (size_t __user *)addr;
-                if (get_user(oldlen, (compat_size_t __user *)compat_ptr(tmp.oldlenp)) ||
-                    put_user(oldlen, oldlenp))
-                        return -EFAULT;
-        }
-
-        lock_kernel();
-        error = do_sysctl(compat_ptr(tmp.name), tmp.nlen,
-                          compat_ptr(tmp.oldval), oldlenp,
-                          compat_ptr(tmp.newval), tmp.newlen);
-        unlock_kernel();
-        if (oldlenp) {
-                if (!error) {
-                        if (get_user(oldlen, oldlenp) ||
-                            put_user(oldlen, (compat_size_t __user *)compat_ptr(tmp.oldlenp)))
-                                error = -EFAULT;
-                }
-                copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused));
-        }
-        return error;
-}
-#endif
-
 unsigned long compat_sys_mmap2(unsigned long addr, size_t len,
                           unsigned long prot, unsigned long flags,
                           unsigned long fd, unsigned long pgoff)
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 36707dec94d7..674800b242d6 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -834,7 +834,8 @@ static cycle_t timebase_read(struct clocksource *cs)
         return (cycle_t)get_tb();
 }
 
-void update_vsyscall(struct timespec *wall_time, struct clocksource *clock)
+void update_vsyscall(struct timespec *wall_time, struct clocksource *clock,
+                     u32 mult)
 {
         u64 t2x, stamp_xsec;
 
@@ -847,7 +848,7 @@ void update_vsyscall(struct timespec *wall_time, struct clocksource *clock)
 
         /* XXX this assumes clock->shift == 22 */
         /* 4611686018 ~= 2^(20+64-22) / 1e9 */
-        t2x = (u64) clock->mult * 4611686018ULL;
+        t2x = (u64) mult * 4611686018ULL;
         stamp_xsec = (u64) xtime.tv_nsec * XSEC_PER_SEC;
         do_div(stamp_xsec, 1000000000);
         stamp_xsec += (u64) xtime.tv_sec * XSEC_PER_SEC;
@@ -924,7 +925,7 @@ static void register_decrementer_clockevent(int cpu)
         *dec = decrementer_clockevent;
         dec->cpumask = cpumask_of(cpu);
 
-        printk(KERN_DEBUG "clockevent: %s mult[%lx] shift[%d] cpu[%d]\n",
+        printk(KERN_DEBUG "clockevent: %s mult[%x] shift[%d] cpu[%d]\n",
                dec->name, dec->mult, dec->shift, cpu);
 
         clockevents_register_device(dec);
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 2a4551f78f60..5902bbc2411e 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -78,8 +78,9 @@ int kvmppc_emulate_mmio(struct kvm_run *run, struct kvm_vcpu *vcpu)
         return r;
 }
 
-void kvm_arch_hardware_enable(void *garbage)
+int kvm_arch_hardware_enable(void *garbage)
 {
+        return 0;
 }
 
 void kvm_arch_hardware_disable(void *garbage)
@@ -421,7 +422,7 @@ long kvm_arch_vm_ioctl(struct file *filp,
 
         switch (ioctl) {
         default:
-                r = -EINVAL;
+                r = -ENOTTY;
         }
 
         return r;
diff --git a/arch/powerpc/kvm/timing.h b/arch/powerpc/kvm/timing.h
index 806ef67868bd..8167d42a776f 100644
--- a/arch/powerpc/kvm/timing.h
+++ b/arch/powerpc/kvm/timing.h
@@ -51,7 +51,7 @@ static inline void kvmppc_account_exit_stat(struct kvm_vcpu *vcpu, int type)
 
         /* The BUILD_BUG_ON below breaks in funny ways, commented out
          * for now ... -BenH
-        BUILD_BUG_ON(__builtin_constant_p(type));
+        BUILD_BUG_ON(!__builtin_constant_p(type));
         */
         switch (type) {
         case EXT_INTR_EXITS:
diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c
index 414ca9849f23..345e2da56767 100644
--- a/arch/powerpc/platforms/powermac/low_i2c.c
+++ b/arch/powerpc/platforms/powermac/low_i2c.c
@@ -42,6 +42,7 @@
 #include <linux/interrupt.h>
 #include <linux/timer.h>
 #include <linux/mutex.h>
+#include <linux/i2c.h>
 #include <asm/keylargo.h>
 #include <asm/uninorth.h>
 #include <asm/io.h>
@@ -80,7 +81,7 @@ struct pmac_i2c_bus
         struct device_node      *busnode;
         int                     type;
         int                     flags;
-        struct i2c_adapter      *adapter;
+        struct i2c_adapter      adapter;
         void                    *hostdata;
         int                     channel;        /* some hosts have multiple */
         int                     mode;           /* current mode */
@@ -1014,25 +1015,9 @@ int pmac_i2c_get_channel(struct pmac_i2c_bus *bus)
 EXPORT_SYMBOL_GPL(pmac_i2c_get_channel);
 
 
-void pmac_i2c_attach_adapter(struct pmac_i2c_bus *bus,
-                             struct i2c_adapter *adapter)
-{
-        WARN_ON(bus->adapter != NULL);
-        bus->adapter = adapter;
-}
-EXPORT_SYMBOL_GPL(pmac_i2c_attach_adapter);
-
-void pmac_i2c_detach_adapter(struct pmac_i2c_bus *bus,
-                             struct i2c_adapter *adapter)
-{
-        WARN_ON(bus->adapter != adapter);
-        bus->adapter = NULL;
-}
-EXPORT_SYMBOL_GPL(pmac_i2c_detach_adapter);
-
 struct i2c_adapter *pmac_i2c_get_adapter(struct pmac_i2c_bus *bus)
 {
-        return bus->adapter;
+        return &bus->adapter;
 }
 EXPORT_SYMBOL_GPL(pmac_i2c_get_adapter);
 
@@ -1041,7 +1026,7 @@ struct pmac_i2c_bus *pmac_i2c_adapter_to_bus(struct i2c_adapter *adapter)
         struct pmac_i2c_bus *bus;
 
         list_for_each_entry(bus, &pmac_i2c_busses, link)
-                if (bus->adapter == adapter)
+                if (&bus->adapter == adapter)
                         return bus;
         return NULL;
 }
@@ -1053,7 +1038,7 @@ int pmac_i2c_match_adapter(struct device_node *dev, struct i2c_adapter *adapter)
 
         if (bus == NULL)
                 return 0;
-        return (bus->adapter == adapter);
+        return (&bus->adapter == adapter);
 }
 EXPORT_SYMBOL_GPL(pmac_i2c_match_adapter);