When compiling u-boot with W=1 the extern inline void for read* is likely causing the most noise. gcc / clang will warn there is never a actual declaration for these functions. Instead of declaring these extern make them static inline so it is actually declared.
cc: Albert ARIBAUD albert.u.boot@aribaud.net Signed-off-by: Jeroen Hofstee jeroen@myspectrum.nl --- arch/arm/include/asm/io.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h index 9f35fd6..7b6189b 100644 --- a/arch/arm/include/asm/io.h +++ b/arch/arm/include/asm/io.h @@ -75,7 +75,7 @@ static inline phys_addr_t virt_to_phys(void * vaddr) #define __arch_putw(v,a) (*(volatile unsigned short *)(a) = (v)) #define __arch_putl(v,a) (*(volatile unsigned int *)(a) = (v))
-extern inline void __raw_writesb(unsigned long addr, const void *data, +static inline void __raw_writesb(unsigned long addr, const void *data, int bytelen) { uint8_t *buf = (uint8_t *)data; @@ -83,7 +83,7 @@ extern inline void __raw_writesb(unsigned long addr, const void *data, __arch_putb(*buf++, addr); }
-extern inline void __raw_writesw(unsigned long addr, const void *data, +static inline void __raw_writesw(unsigned long addr, const void *data, int wordlen) { uint16_t *buf = (uint16_t *)data; @@ -91,7 +91,7 @@ extern inline void __raw_writesw(unsigned long addr, const void *data, __arch_putw(*buf++, addr); }
-extern inline void __raw_writesl(unsigned long addr, const void *data, +static inline void __raw_writesl(unsigned long addr, const void *data, int longlen) { uint32_t *buf = (uint32_t *)data; @@ -99,21 +99,21 @@ extern inline void __raw_writesl(unsigned long addr, const void *data, __arch_putl(*buf++, addr); }
-extern inline void __raw_readsb(unsigned long addr, void *data, int bytelen) +static inline void __raw_readsb(unsigned long addr, void *data, int bytelen) { uint8_t *buf = (uint8_t *)data; while(bytelen--) *buf++ = __arch_getb(addr); }
-extern inline void __raw_readsw(unsigned long addr, void *data, int wordlen) +static inline void __raw_readsw(unsigned long addr, void *data, int wordlen) { uint16_t *buf = (uint16_t *)data; while(wordlen--) *buf++ = __arch_getw(addr); }
-extern inline void __raw_readsl(unsigned long addr, void *data, int longlen) +static inline void __raw_readsl(unsigned long addr, void *data, int longlen) { uint32_t *buf = (uint32_t *)data; while(longlen--)