Update from upstream with manual merge of Yasunori Goto's

changes to swiotlb.c made in commit 281dd25cdc0d6903929b79183816d151ea626341
since this file has been moved from arch/ia64/lib/swiotlb.c to
lib/swiotlb.c

Signed-off-by: Tony Luck <tony.luck@intel.com>

10 files changed, 47 insertions, 16 deletions

diff --git a/include/asm-ppc/cputable.h b/include/asm-ppc/cputable.h
index 41d8f8425c04..e17c492c870b 100644
--- a/include/asm-ppc/cputable.h
+++ b/include/asm-ppc/cputable.h
@@ -24,6 +24,7 @@
 #define PPC_FEATURE_HAS_SPE             0x00800000
 #define PPC_FEATURE_HAS_EFP_SINGLE      0x00400000
 #define PPC_FEATURE_HAS_EFP_DOUBLE      0x00200000
+#define PPC_FEATURE_NO_TB               0x00100000
 
 #ifdef __KERNEL__
 
diff --git a/include/asm-ppc/dma-mapping.h b/include/asm-ppc/dma-mapping.h
index 92b8ee78dcc2..061bfcac1bf1 100644
--- a/include/asm-ppc/dma-mapping.h
+++ b/include/asm-ppc/dma-mapping.h
@@ -61,7 +61,7 @@ static inline int dma_set_mask(struct device *dev, u64 dma_mask)
 
 static inline void *dma_alloc_coherent(struct device *dev, size_t size,
                                        dma_addr_t * dma_handle,
-                                       unsigned int __nocast gfp)
+                                       gfp_t gfp)
 {
 #ifdef CONFIG_NOT_COHERENT_CACHE
         return __dma_alloc_coherent(size, dma_handle, gfp);
diff --git a/include/asm-ppc/futex.h b/include/asm-ppc/futex.h
index 2cac5ecd9d00..9feff4ce1424 100644
--- a/include/asm-ppc/futex.h
+++ b/include/asm-ppc/futex.h
@@ -14,7 +14,7 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr)
         int cmp = (encoded_op >> 24) & 15;
         int oparg = (encoded_op << 8) >> 20;
         int cmparg = (encoded_op << 20) >> 20;
-        int oldval = 0, ret, tem;
+        int oldval = 0, ret;
         if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
                 oparg = 1 << oparg;
 
diff --git a/include/asm-ppc/io.h b/include/asm-ppc/io.h
index 7eb7cf6360bd..94d83998a759 100644
--- a/include/asm-ppc/io.h
+++ b/include/asm-ppc/io.h
@@ -56,7 +56,7 @@ extern unsigned long pci_dram_offset;
  * is actually performed (i.e. the data has come back) before we start
  * executing any following instructions.
  */
-extern inline int in_8(volatile unsigned char __iomem *addr)
+extern inline int in_8(const volatile unsigned char __iomem *addr)
 {
         int ret;
 
@@ -72,7 +72,7 @@ extern inline void out_8(volatile unsigned char __iomem *addr, int val)
         __asm__ __volatile__("stb%U0%X0 %1,%0; eieio" : "=m" (*addr) : "r" (val));
 }
 
-extern inline int in_le16(volatile unsigned short __iomem *addr)
+extern inline int in_le16(const volatile unsigned short __iomem *addr)
 {
         int ret;
 
@@ -83,7 +83,7 @@ extern inline int in_le16(volatile unsigned short __iomem *addr)
         return ret;
 }
 
-extern inline int in_be16(volatile unsigned short __iomem *addr)
+extern inline int in_be16(const volatile unsigned short __iomem *addr)
 {
         int ret;
 
@@ -104,7 +104,7 @@ extern inline void out_be16(volatile unsigned short __iomem *addr, int val)
         __asm__ __volatile__("sth%U0%X0 %1,%0; eieio" : "=m" (*addr) : "r" (val));
 }
 
-extern inline unsigned in_le32(volatile unsigned __iomem *addr)
+extern inline unsigned in_le32(const volatile unsigned __iomem *addr)
 {
         unsigned ret;
 
@@ -115,7 +115,7 @@ extern inline unsigned in_le32(volatile unsigned __iomem *addr)
         return ret;
 }
 
-extern inline unsigned in_be32(volatile unsigned __iomem *addr)
+extern inline unsigned in_be32(const volatile unsigned __iomem *addr)
 {
         unsigned ret;
 
@@ -139,7 +139,7 @@ extern inline void out_be32(volatile unsigned __iomem *addr, int val)
 #define readb(addr) in_8((volatile u8 *)(addr))
 #define writeb(b,addr) out_8((volatile u8 *)(addr), (b))
 #else
-static inline __u8 readb(volatile void __iomem *addr)
+static inline __u8 readb(const volatile void __iomem *addr)
 {
         return in_8(addr);
 }
@@ -150,11 +150,11 @@ static inline void writeb(__u8 b, volatile void __iomem *addr)
 #endif
 
 #if defined(CONFIG_APUS)
-static inline __u16 readw(volatile void __iomem *addr)
+static inline __u16 readw(const volatile void __iomem *addr)
 {
         return *(__force volatile __u16 *)(addr);
 }
-static inline __u32 readl(volatile void __iomem *addr)
+static inline __u32 readl(const volatile void __iomem *addr)
 {
         return *(__force volatile __u32 *)(addr);
 }
@@ -173,11 +173,11 @@ static inline void writel(__u32 b, volatile void __iomem *addr)
 #define writew(b,addr) out_le16((volatile u16 *)(addr),(b))
 #define writel(b,addr) out_le32((volatile u32 *)(addr),(b))
 #else
-static inline __u16 readw(volatile void __iomem *addr)
+static inline __u16 readw(const volatile void __iomem *addr)
 {
         return in_le16(addr);
 }
-static inline __u32 readl(volatile void __iomem *addr)
+static inline __u32 readl(const volatile void __iomem *addr)
 {
         return in_le32(addr);
 }
diff --git a/include/asm-ppc/irq.h b/include/asm-ppc/irq.h
index 55752474d0d9..bd9674807f05 100644
--- a/include/asm-ppc/irq.h
+++ b/include/asm-ppc/irq.h
@@ -138,6 +138,16 @@ irq_canonicalize(int irq)
 #define SIU_IRQ7        (14)
 #define SIU_LEVEL7      (15)
 
+#define MPC8xx_INT_FEC1         SIU_LEVEL1
+#define MPC8xx_INT_FEC2         SIU_LEVEL3
+
+#define MPC8xx_INT_SCC1         (CPM_IRQ_OFFSET + CPMVEC_SCC1)
+#define MPC8xx_INT_SCC2         (CPM_IRQ_OFFSET + CPMVEC_SCC2)
+#define MPC8xx_INT_SCC3         (CPM_IRQ_OFFSET + CPMVEC_SCC3)
+#define MPC8xx_INT_SCC4         (CPM_IRQ_OFFSET + CPMVEC_SCC4)
+#define MPC8xx_INT_SMC1         (CPM_IRQ_OFFSET + CPMVEC_SMC1)
+#define MPC8xx_INT_SMC2         (CPM_IRQ_OFFSET + CPMVEC_SMC2)
+
 /* The internal interrupts we can configure as we see fit.
  * My personal preference is CPM at level 2, which puts it above the
  * MBX PCI/ISA/IDE interrupts.
diff --git a/include/asm-ppc/macio.h b/include/asm-ppc/macio.h
index a481b772d154..b553dd4b139e 100644
--- a/include/asm-ppc/macio.h
+++ b/include/asm-ppc/macio.h
@@ -1,7 +1,6 @@
 #ifndef __MACIO_ASIC_H__
 #define __MACIO_ASIC_H__
 
-#include <linux/mod_devicetable.h>
 #include <asm/of_device.h>
 
 extern struct bus_type macio_bus_type;
diff --git a/include/asm-ppc/mpc8xx.h b/include/asm-ppc/mpc8xx.h
index dc8e59896050..208a2e11daee 100644
--- a/include/asm-ppc/mpc8xx.h
+++ b/include/asm-ppc/mpc8xx.h
@@ -97,6 +97,22 @@ extern unsigned char __res[];
 
 struct pt_regs;
 
+enum ppc_sys_devices {
+        MPC8xx_CPM_FEC1,
+        MPC8xx_CPM_FEC2,
+        MPC8xx_CPM_I2C,
+        MPC8xx_CPM_SCC1,
+        MPC8xx_CPM_SCC2,
+        MPC8xx_CPM_SCC3,
+        MPC8xx_CPM_SCC4,
+        MPC8xx_CPM_SPI,
+        MPC8xx_CPM_MCC1,
+        MPC8xx_CPM_MCC2,
+        MPC8xx_CPM_SMC1,
+        MPC8xx_CPM_SMC2,
+        MPC8xx_CPM_USB,
+};
+
 #endif /* !__ASSEMBLY__ */
 #endif /* CONFIG_8xx */
 #endif /* __CONFIG_8xx_DEFS */
diff --git a/include/asm-ppc/mv64x60.h b/include/asm-ppc/mv64x60.h
index 75c2ffa26b26..ee2f9188cc64 100644
--- a/include/asm-ppc/mv64x60.h
+++ b/include/asm-ppc/mv64x60.h
@@ -233,7 +233,7 @@ struct mv64x60_chip_info {
 struct mv64x60_handle {
         u32             type;           /* type of bridge */
         u32             rev;            /* revision of bridge */
-        void            *v_base;        /* virtual base addr of bridge regs */
+        void            __iomem *v_base;/* virtual base addr of bridge regs */
         phys_addr_t     p_base;         /* physical base addr of bridge regs */
 
         u32             pci_mode_a;     /* pci 0 mode: conventional pci, pci-x*/
@@ -303,7 +303,7 @@ void mv64x60_alloc_hose(struct mv64x60_handle *bh, u32 cfg_addr,
         u32 cfg_data, struct pci_controller **hose);
 int mv64x60_get_type(struct mv64x60_handle *bh);
 int mv64x60_setup_for_chip(struct mv64x60_handle *bh);
-void *mv64x60_get_bridge_vbase(void);
+void __iomem *mv64x60_get_bridge_vbase(void);
 u32 mv64x60_get_bridge_type(void);
 u32 mv64x60_get_bridge_rev(void);
 void mv64x60_get_mem_windows(struct mv64x60_handle *bh,
diff --git a/include/asm-ppc/of_device.h b/include/asm-ppc/of_device.h
index 4b264cfd3998..575bce418f80 100644
--- a/include/asm-ppc/of_device.h
+++ b/include/asm-ppc/of_device.h
@@ -2,6 +2,7 @@
 #define __OF_DEVICE_H__
 
 #include <linux/device.h>
+#include <linux/mod_devicetable.h>
 #include <asm/prom.h>
 
 /*
@@ -55,7 +56,9 @@ extern int of_register_driver(struct of_platform_driver *drv);
 extern void of_unregister_driver(struct of_platform_driver *drv);
 extern int of_device_register(struct of_device *ofdev);
 extern void of_device_unregister(struct of_device *ofdev);
-extern struct of_device *of_platform_device_create(struct device_node *np, const char *bus_id);
+extern struct of_device *of_platform_device_create(struct device_node *np,
+                                                   const char *bus_id,
+                                                   struct device *parent);
 extern void of_release_dev(struct device *dev);
 
 #endif /* __OF_DEVICE_H__ */
diff --git a/include/asm-ppc/ppc_sys.h b/include/asm-ppc/ppc_sys.h
index 048f7c8596ee..549f44843c5e 100644
--- a/include/asm-ppc/ppc_sys.h
+++ b/include/asm-ppc/ppc_sys.h
@@ -27,6 +27,8 @@
 #include <asm/mpc83xx.h>
 #elif defined(CONFIG_85xx)
 #include <asm/mpc85xx.h>
+#elif defined(CONFIG_8xx)
+#include <asm/mpc8xx.h>
 #elif defined(CONFIG_PPC_MPC52xx)
 #include <asm/mpc52xx.h>
 #elif defined(CONFIG_MPC10X_BRIDGE)