Defined in 2 files as a prototype:

• arch/arm/include/asm/io.h, line 55 (as a prototype)
• arch/hexagon/include/asm/io.h, line 46 (as a prototype)

Defined in 3 files as a function:

• arch/arm/lib/io-readsw-armv3.S, line 32 (as a function)
• arch/arm/lib/io-readsw-armv4.S, line 27 (as a function)
• arch/hexagon/lib/io.c, line 31 (as a function)

Referenced in 9 files:

• arch/arm/include/asm/io.h
  • line 274
  • line 317
• arch/arm/kernel/armksyms.c
  • line 70
  • line 71
• arch/arm/lib/io-readsw-armv4.S, line 131
• arch/arm/mach-ebsa110/io.c
  • line 112
  • line 409
  • line 436
• arch/arm/mach-ixp4xx/include/mach/io.h, line 414
• arch/arm/mach-s3c24xx/include/mach/io.h, line 205
• arch/hexagon/include/asm/io.h, line 52
• arch/sh/include/asm/io.h, line 60
• drivers/mmc/host/omap.c, line 690