s3c64xx_device_ac97 194 arch/arm/mach-s3c64xx/dev-audio.c struct platform_device s3c64xx_device_ac97 = { s3c64xx_device_ac97 205 arch/arm/mach-s3c64xx/dev-audio.c EXPORT_SYMBOL(s3c64xx_device_ac97); s3c64xx_device_ac97 28 arch/arm/plat-samsung/include/plat/devs.h extern struct platform_device s3c64xx_device_ac97;