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-rw-r--r--include/asm-mips/atomic.h12
-rw-r--r--include/asm-mips/io.h18
-rw-r--r--include/asm-mips/mman.h22
-rw-r--r--include/asm-mips/smp.h11
-rw-r--r--include/asm-mips/system.h8
-rw-r--r--include/asm-mips/uaccess.h6
-rw-r--r--include/asm-mips/unistd.h6
-rw-r--r--include/asm-mips/vga.h3
8 files changed, 64 insertions, 22 deletions
diff --git a/include/asm-mips/atomic.h b/include/asm-mips/atomic.h
index 654b97d3e13..2c8b853376c 100644
--- a/include/asm-mips/atomic.h
+++ b/include/asm-mips/atomic.h
@@ -250,7 +250,10 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v)
" subu %0, %1, %3 \n"
" bltz %0, 1f \n"
" sc %0, %2 \n"
+ " .set noreorder \n"
" beqzl %0, 1b \n"
+ " subu %0, %1, %3 \n"
+ " .set reorder \n"
" sync \n"
"1: \n"
" .set mips0 \n"
@@ -266,7 +269,10 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v)
" subu %0, %1, %3 \n"
" bltz %0, 1f \n"
" sc %0, %2 \n"
+ " .set noreorder \n"
" beqz %0, 1b \n"
+ " subu %0, %1, %3 \n"
+ " .set reorder \n"
" sync \n"
"1: \n"
" .set mips0 \n"
@@ -598,7 +604,10 @@ static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v)
" dsubu %0, %1, %3 \n"
" bltz %0, 1f \n"
" scd %0, %2 \n"
+ " .set noreorder \n"
" beqzl %0, 1b \n"
+ " dsubu %0, %1, %3 \n"
+ " .set reorder \n"
" sync \n"
"1: \n"
" .set mips0 \n"
@@ -614,7 +623,10 @@ static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v)
" dsubu %0, %1, %3 \n"
" bltz %0, 1f \n"
" scd %0, %2 \n"
+ " .set noreorder \n"
" beqz %0, 1b \n"
+ " dsubu %0, %1, %3 \n"
+ " .set reorder \n"
" sync \n"
"1: \n"
" .set mips0 \n"
diff --git a/include/asm-mips/io.h b/include/asm-mips/io.h
index 5a4c8a54b8f..8c011aa61af 100644
--- a/include/asm-mips/io.h
+++ b/include/asm-mips/io.h
@@ -283,6 +283,24 @@ static inline void __iomem * __ioremap_mode(phys_t offset, unsigned long size,
__ioremap_mode((offset), (size), _CACHE_UNCACHED)
/*
+ * ioremap_cachable - map bus memory into CPU space
+ * @offset: bus address of the memory
+ * @size: size of the resource to map
+ *
+ * ioremap_nocache performs a platform specific sequence of operations to
+ * make bus memory CPU accessible via the readb/readw/readl/writeb/
+ * writew/writel functions and the other mmio helpers. The returned
+ * address is not guaranteed to be usable directly as a virtual
+ * address.
+ *
+ * This version of ioremap ensures that the memory is marked cachable by
+ * the CPU. Also enables full write-combining. Useful for some
+ * memory-like regions on I/O busses.
+ */
+#define ioremap_cachable(offset, size) \
+ __ioremap_mode((offset), (size), PAGE_CACHABLE_DEFAULT)
+
+/*
* These two are MIPS specific ioremap variant. ioremap_cacheable_cow
* requests a cachable mapping, ioremap_uncached_accelerated requests a
* mapping using the uncached accelerated mode which isn't supported on
diff --git a/include/asm-mips/mman.h b/include/asm-mips/mman.h
index 6d01e26830f..046cf686bee 100644
--- a/include/asm-mips/mman.h
+++ b/include/asm-mips/mman.h
@@ -60,17 +60,19 @@
#define MCL_CURRENT 1 /* lock all current mappings */
#define MCL_FUTURE 2 /* lock all future mappings */
-#define MADV_NORMAL 0x0 /* default page-in behavior */
-#define MADV_RANDOM 0x1 /* page-in minimum required */
-#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */
-#define MADV_WILLNEED 0x3 /* pre-fault pages */
-#define MADV_DONTNEED 0x4 /* discard these pages */
-#define MADV_REMOVE 0x5 /* remove these pages & resources */
-#define MADV_DONTFORK 0x30 /* dont inherit across fork */
-#define MADV_DOFORK 0x31 /* do inherit across fork */
+#define MADV_NORMAL 0 /* no further special treatment */
+#define MADV_RANDOM 1 /* expect random page references */
+#define MADV_SEQUENTIAL 2 /* expect sequential page references */
+#define MADV_WILLNEED 3 /* will need these pages */
+#define MADV_DONTNEED 4 /* don't need these pages */
+
+/* common parameters: try to keep these consistent across architectures */
+#define MADV_REMOVE 9 /* remove these pages & resources */
+#define MADV_DONTFORK 10 /* don't inherit across fork */
+#define MADV_DOFORK 11 /* do inherit across fork */
/* compatibility flags */
-#define MAP_ANON MAP_ANONYMOUS
-#define MAP_FILE 0
+#define MAP_ANON MAP_ANONYMOUS
+#define MAP_FILE 0
#endif /* _ASM_MMAN_H */
diff --git a/include/asm-mips/smp.h b/include/asm-mips/smp.h
index 5618f1e12f4..75c6fe7c212 100644
--- a/include/asm-mips/smp.h
+++ b/include/asm-mips/smp.h
@@ -58,7 +58,9 @@ static inline int num_booting_cpus(void)
return cpus_weight(cpu_callout_map);
}
-/* These are defined by the board-specific code. */
+/*
+ * These are defined by the board-specific code.
+ */
/*
* Cause the function described by call_data to be executed on the passed
@@ -79,7 +81,12 @@ extern void prom_boot_secondary(int cpu, struct task_struct *idle);
extern void prom_init_secondary(void);
/*
- * Detect available CPUs, populate phys_cpu_present_map before smp_init
+ * Populate cpu_possible_map before smp_init, called from setup_arch.
+ */
+extern void plat_smp_setup(void);
+
+/*
+ * Called after init_IRQ but before __cpu_up.
*/
extern void prom_prepare_cpus(unsigned int max_cpus);
diff --git a/include/asm-mips/system.h b/include/asm-mips/system.h
index e8e5d414337..ddae9bae31a 100644
--- a/include/asm-mips/system.h
+++ b/include/asm-mips/system.h
@@ -322,7 +322,7 @@ static inline unsigned long __cmpxchg_u32(volatile int * m, unsigned long old,
#endif
"2: \n"
" .set pop \n"
- : "=&r" (retval), "=m" (*m)
+ : "=&r" (retval), "=R" (*m)
: "R" (*m), "Jr" (old), "Jr" (new)
: "memory");
} else if (cpu_has_llsc) {
@@ -342,7 +342,7 @@ static inline unsigned long __cmpxchg_u32(volatile int * m, unsigned long old,
#endif
"2: \n"
" .set pop \n"
- : "=&r" (retval), "=m" (*m)
+ : "=&r" (retval), "=R" (*m)
: "R" (*m), "Jr" (old), "Jr" (new)
: "memory");
} else {
@@ -379,7 +379,7 @@ static inline unsigned long __cmpxchg_u64(volatile int * m, unsigned long old,
#endif
"2: \n"
" .set pop \n"
- : "=&r" (retval), "=m" (*m)
+ : "=&r" (retval), "=R" (*m)
: "R" (*m), "Jr" (old), "Jr" (new)
: "memory");
} else if (cpu_has_llsc) {
@@ -397,7 +397,7 @@ static inline unsigned long __cmpxchg_u64(volatile int * m, unsigned long old,
#endif
"2: \n"
" .set pop \n"
- : "=&r" (retval), "=m" (*m)
+ : "=&r" (retval), "=R" (*m)
: "R" (*m), "Jr" (old), "Jr" (new)
: "memory");
} else {
diff --git a/include/asm-mips/uaccess.h b/include/asm-mips/uaccess.h
index 7a553e9d44d..b96f3e0f393 100644
--- a/include/asm-mips/uaccess.h
+++ b/include/asm-mips/uaccess.h
@@ -233,7 +233,7 @@ do { \
#define __get_user_check(x,ptr,size) \
({ \
long __gu_err = -EFAULT; \
- const void __user * __gu_ptr = (ptr); \
+ const __typeof__(*(ptr)) __user * __gu_ptr = (ptr); \
\
if (likely(access_ok(VERIFY_READ, __gu_ptr, size))) \
__get_user_common((x), size, __gu_ptr); \
@@ -258,7 +258,7 @@ do { \
: "=r" (__gu_err), "=r" (__gu_tmp) \
: "0" (0), "o" (__m(addr)), "i" (-EFAULT)); \
\
- (val) = (__typeof__(val)) __gu_tmp; \
+ (val) = (__typeof__(*(addr))) __gu_tmp; \
}
/*
@@ -284,7 +284,7 @@ do { \
" .previous \n" \
: "=r" (__gu_err), "=&r" (__gu_tmp) \
: "0" (0), "r" (addr), "i" (-EFAULT)); \
- (val) = __gu_tmp; \
+ (val) = (__typeof__(*(addr))) __gu_tmp; \
}
/*
diff --git a/include/asm-mips/unistd.h b/include/asm-mips/unistd.h
index 769305d2010..b5c78a4a019 100644
--- a/include/asm-mips/unistd.h
+++ b/include/asm-mips/unistd.h
@@ -313,7 +313,7 @@
#define __NR_mknodat (__NR_Linux + 290)
#define __NR_fchownat (__NR_Linux + 291)
#define __NR_futimesat (__NR_Linux + 292)
-#define __NR_newfstatat (__NR_Linux + 293)
+#define __NR_fstatat (__NR_Linux + 293)
#define __NR_unlinkat (__NR_Linux + 294)
#define __NR_renameat (__NR_Linux + 295)
#define __NR_linkat (__NR_Linux + 296)
@@ -593,7 +593,7 @@
#define __NR_mknodat (__NR_Linux + 249)
#define __NR_fchownat (__NR_Linux + 250)
#define __NR_futimesat (__NR_Linux + 251)
-#define __NR_newfstatat (__NR_Linux + 252)
+#define __NR_fstatat (__NR_Linux + 252)
#define __NR_unlinkat (__NR_Linux + 253)
#define __NR_renameat (__NR_Linux + 254)
#define __NR_linkat (__NR_Linux + 255)
@@ -877,7 +877,7 @@
#define __NR_mknodat (__NR_Linux + 253)
#define __NR_fchownat (__NR_Linux + 254)
#define __NR_futimesat (__NR_Linux + 255)
-#define __NR_newfstatat (__NR_Linux + 256)
+#define __NR_fstatat (__NR_Linux + 256)
#define __NR_unlinkat (__NR_Linux + 257)
#define __NR_renameat (__NR_Linux + 258)
#define __NR_linkat (__NR_Linux + 259)
diff --git a/include/asm-mips/vga.h b/include/asm-mips/vga.h
index ca5cec97e16..34755c0a639 100644
--- a/include/asm-mips/vga.h
+++ b/include/asm-mips/vga.h
@@ -26,6 +26,9 @@
* <linux/vt_buffer.h> has already done the right job for us.
*/
+#undef scr_writew
+#undef scr_readw
+
static inline void scr_writew(u16 val, volatile u16 *addr)
{
*addr = cpu_to_le16(val);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-02 14:40:14 +0000