Merge branch 'from-linus' into upstream

5 files changed, 54 insertions, 61 deletions

diff --git a/include/asm-powerpc/atomic.h b/include/asm-powerpc/atomic.h
index bb3c0ab7e667..53283e2540b3 100644
--- a/include/asm-powerpc/atomic.h
+++ b/include/asm-powerpc/atomic.h
@@ -27,8 +27,8 @@ static __inline__ void atomic_add(int a, atomic_t *v)
         PPC405_ERR77(0,%3)
 "       stwcx.  %0,0,%3 \n\
         bne-    1b"
-        : "=&r" (t), "=m" (v->counter)
-        : "r" (a), "r" (&v->counter), "m" (v->counter)
+        : "=&r" (t), "+m" (v->counter)
+        : "r" (a), "r" (&v->counter)
         : "cc");
 }
 
@@ -63,8 +63,8 @@ static __inline__ void atomic_sub(int a, atomic_t *v)
         PPC405_ERR77(0,%3)
 "       stwcx.  %0,0,%3 \n\
         bne-    1b"
-        : "=&r" (t), "=m" (v->counter)
-        : "r" (a), "r" (&v->counter), "m" (v->counter)
+        : "=&r" (t), "+m" (v->counter)
+        : "r" (a), "r" (&v->counter)
         : "cc");
 }
 
@@ -97,8 +97,8 @@ static __inline__ void atomic_inc(atomic_t *v)
         PPC405_ERR77(0,%2)
 "       stwcx.  %0,0,%2 \n\
         bne-    1b"
-        : "=&r" (t), "=m" (v->counter)
-        : "r" (&v->counter), "m" (v->counter)
+        : "=&r" (t), "+m" (v->counter)
+        : "r" (&v->counter)
         : "cc");
 }
 
@@ -141,8 +141,8 @@ static __inline__ void atomic_dec(atomic_t *v)
         PPC405_ERR77(0,%2)\
 "       stwcx.  %0,0,%2\n\
         bne-    1b"
-        : "=&r" (t), "=m" (v->counter)
-        : "r" (&v->counter), "m" (v->counter)
+        : "=&r" (t), "+m" (v->counter)
+        : "r" (&v->counter)
         : "cc");
 }
 
@@ -253,8 +253,8 @@ static __inline__ void atomic64_add(long a, atomic64_t *v)
         add     %0,%2,%0\n\
         stdcx.  %0,0,%3 \n\
         bne-    1b"
-        : "=&r" (t), "=m" (v->counter)
-        : "r" (a), "r" (&v->counter), "m" (v->counter)
+        : "=&r" (t), "+m" (v->counter)
+        : "r" (a), "r" (&v->counter)
         : "cc");
 }
 
@@ -287,8 +287,8 @@ static __inline__ void atomic64_sub(long a, atomic64_t *v)
         subf    %0,%2,%0\n\
         stdcx.  %0,0,%3 \n\
         bne-    1b"
-        : "=&r" (t), "=m" (v->counter)
-        : "r" (a), "r" (&v->counter), "m" (v->counter)
+        : "=&r" (t), "+m" (v->counter)
+        : "r" (a), "r" (&v->counter)
         : "cc");
 }
 
@@ -319,8 +319,8 @@ static __inline__ void atomic64_inc(atomic64_t *v)
         addic   %0,%0,1\n\
         stdcx.  %0,0,%2 \n\
         bne-    1b"
-        : "=&r" (t), "=m" (v->counter)
-        : "r" (&v->counter), "m" (v->counter)
+        : "=&r" (t), "+m" (v->counter)
+        : "r" (&v->counter)
         : "cc");
 }
 
@@ -361,8 +361,8 @@ static __inline__ void atomic64_dec(atomic64_t *v)
         addic   %0,%0,-1\n\
         stdcx.  %0,0,%2\n\
         bne-    1b"
-        : "=&r" (t), "=m" (v->counter)
-        : "r" (&v->counter), "m" (v->counter)
+        : "=&r" (t), "+m" (v->counter)
+        : "r" (&v->counter)
         : "cc");
 }
 
diff --git a/include/asm-powerpc/backlight.h b/include/asm-powerpc/backlight.h
index a5e9e656e332..58d4b6f8d827 100644
--- a/include/asm-powerpc/backlight.h
+++ b/include/asm-powerpc/backlight.h
@@ -16,13 +16,19 @@
 extern struct backlight_device *pmac_backlight;
 extern struct mutex pmac_backlight_mutex;
 
-extern void pmac_backlight_calc_curve(struct fb_info*);
 extern int pmac_backlight_curve_lookup(struct fb_info *info, int value);
 
 extern int pmac_has_backlight_type(const char *type);
 
-extern void pmac_backlight_key_up(void);
-extern void pmac_backlight_key_down(void);
+extern void pmac_backlight_key(int direction);
+static inline void pmac_backlight_key_up(void)
+{
+        pmac_backlight_key(0);
+}
+static inline void pmac_backlight_key_down(void)
+{
+        pmac_backlight_key(1);
+}
 
 extern int pmac_backlight_set_legacy_brightness(int brightness);
 extern int pmac_backlight_get_legacy_brightness(void);
diff --git a/include/asm-powerpc/bitops.h b/include/asm-powerpc/bitops.h
index 76e2f08c3c83..c341063d0804 100644
--- a/include/asm-powerpc/bitops.h
+++ b/include/asm-powerpc/bitops.h
@@ -65,8 +65,8 @@ static __inline__ void set_bit(int nr, volatile unsigned long *addr)
         PPC405_ERR77(0,%3)
         PPC_STLCX "%0,0,%3\n"
         "bne-   1b"
-        : "=&r"(old), "=m"(*p)
-        : "r"(mask), "r"(p), "m"(*p)
+        : "=&r" (old), "+m" (*p)
+        : "r" (mask), "r" (p)
         : "cc" );
 }
 
@@ -82,8 +82,8 @@ static __inline__ void clear_bit(int nr, volatile unsigned long *addr)
         PPC405_ERR77(0,%3)
         PPC_STLCX "%0,0,%3\n"
         "bne-   1b"
-        : "=&r"(old), "=m"(*p)
-        : "r"(mask), "r"(p), "m"(*p)
+        : "=&r" (old), "+m" (*p)
+        : "r" (mask), "r" (p)
         : "cc" );
 }
 
@@ -99,8 +99,8 @@ static __inline__ void change_bit(int nr, volatile unsigned long *addr)
         PPC405_ERR77(0,%3)
         PPC_STLCX "%0,0,%3\n"
         "bne-   1b"
-        : "=&r"(old), "=m"(*p)
-        : "r"(mask), "r"(p), "m"(*p)
+        : "=&r" (old), "+m" (*p)
+        : "r" (mask), "r" (p)
         : "cc" );
 }
 
@@ -179,8 +179,8 @@ static __inline__ void set_bits(unsigned long mask, unsigned long *addr)
         "or     %0,%0,%2\n"
         PPC_STLCX "%0,0,%3\n"
         "bne-   1b"
-        : "=&r" (old), "=m" (*addr)
-        : "r" (mask), "r" (addr), "m" (*addr)
+        : "=&r" (old), "+m" (*addr)
+        : "r" (mask), "r" (addr)
         : "cc");
 }
 
diff --git a/include/asm-powerpc/irq.h b/include/asm-powerpc/irq.h
index e05754752028..d903a62959da 100644
--- a/include/asm-powerpc/irq.h
+++ b/include/asm-powerpc/irq.h
@@ -83,25 +83,24 @@ struct irq_host_ops {
         int (*match)(struct irq_host *h, struct device_node *node);
 
         /* Create or update a mapping between a virtual irq number and a hw
-         * irq number. This can be called several times for the same mapping
-         * but with different flags, though unmap shall always be called
-         * before the virq->hw mapping is changed.
+         * irq number. This is called only once for a given mapping.
          */
-        int (*map)(struct irq_host *h, unsigned int virq,
-                   irq_hw_number_t hw, unsigned int flags);
+        int (*map)(struct irq_host *h, unsigned int virq, irq_hw_number_t hw);
 
         /* Dispose of such a mapping */
         void (*unmap)(struct irq_host *h, unsigned int virq);
 
         /* Translate device-tree interrupt specifier from raw format coming
          * from the firmware to a irq_hw_number_t (interrupt line number) and
-         * trigger flags that can be passed to irq_create_mapping().
-         * If no translation is provided, raw format is assumed to be one cell
-         * for interrupt line and default sense.
+         * type (sense) that can be passed to set_irq_type(). In the absence
+         * of this callback, irq_create_of_mapping() and irq_of_parse_and_map()
+         * will return the hw number in the first cell and IRQ_TYPE_NONE for
+         * the type (which amount to keeping whatever default value the
+         * interrupt controller has for that line)
          */
         int (*xlate)(struct irq_host *h, struct device_node *ctrler,
                      u32 *intspec, unsigned int intsize,
-                     irq_hw_number_t *out_hwirq, unsigned int *out_flags);
+                     irq_hw_number_t *out_hwirq, unsigned int *out_type);
 };
 
 struct irq_host {
@@ -193,25 +192,14 @@ extern void irq_set_virq_count(unsigned int count);
  * irq_create_mapping - Map a hardware interrupt into linux virq space
  * @host: host owning this hardware interrupt or NULL for default host
  * @hwirq: hardware irq number in that host space
- * @flags: flags passed to the controller. contains the trigger type among
- *         others. Use IRQ_TYPE_* defined in include/linux/irq.h
  *
  * Only one mapping per hardware interrupt is permitted. Returns a linux
- * virq number. The flags can be used to provide sense information to the
- * controller (typically extracted from the device-tree). If no information
- * is passed, the controller defaults will apply (for example, xics can only
- * do edge so flags are irrelevant for some pseries specific irqs).
- *
- * The device-tree generally contains the trigger info in an encoding that is
- * specific to a given type of controller. In that case, you can directly use
- * host->ops->trigger_xlate() to translate that.
- *
- * It is recommended that new PICs that don't have existing OF bindings chose
- * to use a representation of triggers identical to linux.
+ * virq number.
+ * If the sense/trigger is to be specified, set_irq_type() should be called
+ * on the number returned from that call.
  */
 extern unsigned int irq_create_mapping(struct irq_host *host,
-                                       irq_hw_number_t hwirq,
-                                       unsigned int flags);
+                                       irq_hw_number_t hwirq);
 
 
 /***
@@ -295,7 +283,7 @@ extern void irq_free_virt(unsigned int virq, unsigned int count);
  *
  * This function is identical to irq_create_mapping except that it takes
  * as input informations straight from the device-tree (typically the results
- * of the of_irq_map_*() functions
+ * of the of_irq_map_*() functions.
  */
 extern unsigned int irq_create_of_mapping(struct device_node *controller,
                                           u32 *intspec, unsigned int intsize);
diff --git a/include/asm-powerpc/system.h b/include/asm-powerpc/system.h
index d075725bf444..7307aa775671 100644
--- a/include/asm-powerpc/system.h
+++ b/include/asm-powerpc/system.h
@@ -39,7 +39,6 @@
 #define read_barrier_depends()  do { } while(0)
 
 #define set_mb(var, value)      do { var = value; mb(); } while (0)
-#define set_wmb(var, value)     do { var = value; wmb(); } while (0)
 
 #ifdef __KERNEL__
 #ifdef CONFIG_SMP
@@ -220,8 +219,8 @@ __xchg_u32(volatile void *p, unsigned long val)
 "       stwcx.  %3,0,%2 \n\
         bne-    1b"
         ISYNC_ON_SMP
-        : "=&r" (prev), "=m" (*(volatile unsigned int *)p)
-        : "r" (p), "r" (val), "m" (*(volatile unsigned int *)p)
+        : "=&r" (prev), "+m" (*(volatile unsigned int *)p)
+        : "r" (p), "r" (val)
         : "cc", "memory");
 
         return prev;
@@ -240,8 +239,8 @@ __xchg_u64(volatile void *p, unsigned long val)
 "       stdcx.  %3,0,%2 \n\
         bne-    1b"
         ISYNC_ON_SMP
-        : "=&r" (prev), "=m" (*(volatile unsigned long *)p)
-        : "r" (p), "r" (val), "m" (*(volatile unsigned long *)p)
+        : "=&r" (prev), "+m" (*(volatile unsigned long *)p)
+        : "r" (p), "r" (val)
         : "cc", "memory");
 
         return prev;
@@ -299,8 +298,8 @@ __cmpxchg_u32(volatile unsigned int *p, unsigned long old, unsigned long new)
         ISYNC_ON_SMP
         "\n\
 2:"
-        : "=&r" (prev), "=m" (*p)
-        : "r" (p), "r" (old), "r" (new), "m" (*p)
+        : "=&r" (prev), "+m" (*p)
+        : "r" (p), "r" (old), "r" (new)
         : "cc", "memory");
 
         return prev;
@@ -322,8 +321,8 @@ __cmpxchg_u64(volatile unsigned long *p, unsigned long old, unsigned long new)
         ISYNC_ON_SMP
         "\n\
 2:"
-        : "=&r" (prev), "=m" (*p)
-        : "r" (p), "r" (old), "r" (new), "m" (*p)
+        : "=&r" (prev), "+m" (*p)
+        : "r" (p), "r" (old), "r" (new)
         : "cc", "memory");
 
         return prev;