Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

7 files changed, 27 insertions, 43 deletions

diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h
index c33749f95b32..058129e9b04c 100644
--- a/include/asm-generic/atomic.h
+++ b/include/asm-generic/atomic.h
@@ -30,8 +30,7 @@
  * atomic_read - read atomic variable
  * @v: pointer of type atomic_t
  *
- * Atomically reads the value of @v.  Note that the guaranteed
- * useful range of an atomic_t is only 24 bits.
+ * Atomically reads the value of @v.
  */
 #define atomic_read(v)  (*(volatile int *)&(v)->counter)
 
@@ -40,8 +39,7 @@
  * @v: pointer of type atomic_t
  * @i: required value
  *
- * Atomically sets the value of @v to @i.  Note that the guaranteed
- * useful range of an atomic_t is only 24 bits.
+ * Atomically sets the value of @v to @i.
  */
 #define atomic_set(v, i) (((v)->counter) = (i))
 
@@ -53,7 +51,6 @@
  * @v: pointer of type atomic_t
  *
  * Atomically adds @i to @v and returns the result
- * Note that the guaranteed useful range of an atomic_t is only 24 bits.
  */
 static inline int atomic_add_return(int i, atomic_t *v)
 {
@@ -75,7 +72,6 @@ static inline int atomic_add_return(int i, atomic_t *v)
  * @v: pointer of type atomic_t
  *
  * Atomically subtracts @i from @v and returns the result
- * Note that the guaranteed useful range of an atomic_t is only 24 bits.
  */
 static inline int atomic_sub_return(int i, atomic_t *v)
 {
diff --git a/include/asm-generic/dma-mapping-common.h b/include/asm-generic/dma-mapping-common.h
index 69206957b72c..0c80bb38773f 100644
--- a/include/asm-generic/dma-mapping-common.h
+++ b/include/asm-generic/dma-mapping-common.h
@@ -123,15 +123,7 @@ static inline void dma_sync_single_range_for_cpu(struct device *dev,
                                                  size_t size,
                                                  enum dma_data_direction dir)
 {
-        struct dma_map_ops *ops = get_dma_ops(dev);
-
-        BUG_ON(!valid_dma_direction(dir));
-        if (ops->sync_single_range_for_cpu) {
-                ops->sync_single_range_for_cpu(dev, addr, offset, size, dir);
-                debug_dma_sync_single_range_for_cpu(dev, addr, offset, size, dir);
-
-        } else
-                dma_sync_single_for_cpu(dev, addr + offset, size, dir);
+        dma_sync_single_for_cpu(dev, addr + offset, size, dir);
 }
 
 static inline void dma_sync_single_range_for_device(struct device *dev,
@@ -140,15 +132,7 @@ static inline void dma_sync_single_range_for_device(struct device *dev,
                                                     size_t size,
                                                     enum dma_data_direction dir)
 {
-        struct dma_map_ops *ops = get_dma_ops(dev);
-
-        BUG_ON(!valid_dma_direction(dir));
-        if (ops->sync_single_range_for_device) {
-                ops->sync_single_range_for_device(dev, addr, offset, size, dir);
-                debug_dma_sync_single_range_for_device(dev, addr, offset, size, dir);
-
-        } else
-                dma_sync_single_for_device(dev, addr + offset, size, dir);
+        dma_sync_single_for_device(dev, addr + offset, size, dir);
 }
 
 static inline void
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h
index 979c6a57f2f1..4f3d75e1ad39 100644
--- a/include/asm-generic/gpio.h
+++ b/include/asm-generic/gpio.h
@@ -60,7 +60,9 @@ struct module;
  * @names: if set, must be an array of strings to use as alternative
  *      names for the GPIOs in this chip. Any entry in the array
  *      may be NULL if there is no alias for the GPIO, however the
- *      array must be @ngpio entries long.
+ *      array must be @ngpio entries long.  A name can include a single printk
+ *      format specifier for an unsigned int.  It is substituted by the actual
+ *      number of the gpio.
  *
  * A gpio_chip can help platforms abstract various sources of GPIOs so
  * they can all be accessed through a common programing interface.
@@ -88,6 +90,9 @@ struct gpio_chip {
                                                 unsigned offset);
         int                     (*direction_output)(struct gpio_chip *chip,
                                                 unsigned offset, int value);
+        int                     (*set_debounce)(struct gpio_chip *chip,
+                                                unsigned offset, unsigned debounce);
+
         void                    (*set)(struct gpio_chip *chip,
                                                 unsigned offset, int value);
 
@@ -98,7 +103,7 @@ struct gpio_chip {
                                                 struct gpio_chip *chip);
         int                     base;
         u16                     ngpio;
-        char                    **names;
+        const char              *const *names;
         unsigned                can_sleep:1;
         unsigned                exported:1;
 };
@@ -121,6 +126,8 @@ extern void gpio_free(unsigned gpio);
 extern int gpio_direction_input(unsigned gpio);
 extern int gpio_direction_output(unsigned gpio, int value);
 
+extern int gpio_set_debounce(unsigned gpio, unsigned debounce);
+
 extern int gpio_get_value_cansleep(unsigned gpio);
 extern void gpio_set_value_cansleep(unsigned gpio, int value);
 
diff --git a/include/asm-generic/kmap_types.h b/include/asm-generic/kmap_types.h
index 97e807c8c812..0232ccb76f2b 100644
--- a/include/asm-generic/kmap_types.h
+++ b/include/asm-generic/kmap_types.h
@@ -29,6 +29,9 @@ KMAP_D(16)	KM_IRQ_PTE,
 KMAP_D(17)      KM_NMI,
 KMAP_D(18)      KM_NMI_PTE,
 KMAP_D(19)      KM_KDB,
+/*
+ * Remember to update debug_kmap_atomic() when adding new kmap types!
+ */
 KMAP_D(20)      KM_TYPE_NR
 };
 
diff --git a/include/asm-generic/scatterlist.h b/include/asm-generic/scatterlist.h
index 8b9454496a7c..5de07355fad4 100644
--- a/include/asm-generic/scatterlist.h
+++ b/include/asm-generic/scatterlist.h
@@ -11,7 +11,9 @@ struct scatterlist {
         unsigned int    offset;
         unsigned int    length;
         dma_addr_t      dma_address;
+#ifdef CONFIG_NEED_SG_DMA_LENGTH
         unsigned int    dma_length;
+#endif
 };
 
 /*
@@ -22,22 +24,11 @@ struct scatterlist {
  * is 0.
  */
 #define sg_dma_address(sg)      ((sg)->dma_address)
-#ifndef sg_dma_len
-/*
- * Normally, you have an iommu on 64 bit machines, but not on 32 bit
- * machines. Architectures that are differnt should override this.
- */
-#if __BITS_PER_LONG == 64
+
+#ifdef CONFIG_NEED_SG_DMA_LENGTH
 #define sg_dma_len(sg)          ((sg)->dma_length)
 #else
 #define sg_dma_len(sg)          ((sg)->length)
-#endif /* 64 bit */
-#endif /* sg_dma_len */
-
-#ifndef ISA_DMA_THRESHOLD
-#define ISA_DMA_THRESHOLD       (~0UL)
 #endif
 
-#define ARCH_HAS_SG_CHAIN
-
 #endif /* __ASM_GENERIC_SCATTERLIST_H */
diff --git a/include/asm-generic/topology.h b/include/asm-generic/topology.h
index 510df36dd5d4..fd60700503c8 100644
--- a/include/asm-generic/topology.h
+++ b/include/asm-generic/topology.h
@@ -34,6 +34,9 @@
 #ifndef cpu_to_node
 #define cpu_to_node(cpu)        ((void)(cpu),0)
 #endif
+#ifndef cpu_to_mem
+#define cpu_to_mem(cpu)         ((void)(cpu),0)
+#endif
 #ifndef parent_node
 #define parent_node(node)       ((void)(node),0)
 #endif
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 67e652068e0e..ef779c6fc3d7 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -247,10 +247,10 @@
         }                                                               \
                                                                         \
         /* RapidIO route ops */                                         \
-        .rio_route        : AT(ADDR(.rio_route) - LOAD_OFFSET) {        \
-                VMLINUX_SYMBOL(__start_rio_route_ops) = .;              \
-                *(.rio_route_ops)                                       \
-                VMLINUX_SYMBOL(__end_rio_route_ops) = .;                \
+        .rio_ops        : AT(ADDR(.rio_ops) - LOAD_OFFSET) {            \
+                VMLINUX_SYMBOL(__start_rio_switch_ops) = .;             \
+                *(.rio_switch_ops)                                      \
+                VMLINUX_SYMBOL(__end_rio_switch_ops) = .;               \
         }                                                               \
                                                                         \
         TRACEDATA                                                       \