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-rw-r--r--arch/mips/include/asm/asmmacro.h10
-rw-r--r--arch/mips/include/asm/byteorder.h5
-rw-r--r--arch/mips/include/asm/elf.h2
-rw-r--r--arch/mips/include/asm/pci.h5
4 files changed, 18 insertions, 4 deletions
diff --git a/arch/mips/include/asm/asmmacro.h b/arch/mips/include/asm/asmmacro.h
index 7a881755800f..6c8342ae74db 100644
--- a/arch/mips/include/asm/asmmacro.h
+++ b/arch/mips/include/asm/asmmacro.h
@@ -35,6 +35,16 @@
mtc0 \reg, CP0_TCSTATUS
_ehb
.endm
+#elif defined(CONFIG_CPU_MIPSR2)
+ .macro local_irq_enable reg=t0
+ ei
+ irq_enable_hazard
+ .endm
+
+ .macro local_irq_disable reg=t0
+ di
+ irq_disable_hazard
+ .endm
#else
.macro local_irq_enable reg=t0
mfc0 \reg, CP0_STATUS
diff --git a/arch/mips/include/asm/byteorder.h b/arch/mips/include/asm/byteorder.h
index 2988d29a0867..33790b9e0cc0 100644
--- a/arch/mips/include/asm/byteorder.h
+++ b/arch/mips/include/asm/byteorder.h
@@ -50,9 +50,8 @@ static inline __attribute_const__ __u32 __arch_swab32(__u32 x)
static inline __attribute_const__ __u64 __arch_swab64(__u64 x)
{
__asm__(
- " dsbh %0, %1 \n"
- " dshd %0, %0 \n"
- " drotr %0, %0, 32 \n"
+ " dsbh %0, %1\n"
+ " dshd %0, %0"
: "=r" (x)
: "r" (x));
diff --git a/arch/mips/include/asm/elf.h b/arch/mips/include/asm/elf.h
index a8eac1697b3d..d58f128aa747 100644
--- a/arch/mips/include/asm/elf.h
+++ b/arch/mips/include/asm/elf.h
@@ -232,7 +232,7 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
*/
#ifdef __MIPSEB__
#define ELF_DATA ELFDATA2MSB
-#elif __MIPSEL__
+#elif defined(__MIPSEL__)
#define ELF_DATA ELFDATA2LSB
#endif
#define ELF_ARCH EM_MIPS
diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h
index 5510c53b7feb..053e4634acee 100644
--- a/arch/mips/include/asm/pci.h
+++ b/arch/mips/include/asm/pci.h
@@ -79,6 +79,11 @@ static inline void pcibios_penalize_isa_irq(int irq, int active)
/* We don't do dynamic PCI IRQ allocation */
}
+#define HAVE_PCI_MMAP
+
+extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
+ enum pci_mmap_state mmap_state, int write_combine);
+
/*
* Dynamic DMA mapping stuff.
* MIPS has everything mapped statically.