common.h File Reference

Include dependency graph for common.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Macros
#define	__must_check   __attribute__((warn_unused_result))
#define	IS_ALIGNED(size, alignment)   ((size) % (alignment) == 0)
#define	is_power_of_2(x)   ((x) && !((x) & ((x) - 1)))
#define	compile_check(x)   (sizeof(struct { int _f[2 * (x) - 1]; }) != 0)
#define	ALIGN_UP_INTERNAL(val, align)   (((val) + (align) - 1) & ~((align) - 1))
#define	ALIGN_UP(size, alignment)   ALIGN_UP_INTERNAL(size, alignment)
#define	ALIGN_UP_COMPILE   ALIGN_UP
#define	ALIGN_DOWN(size, alignment)   ((size) & ~((alignment) - 1))
#define	ALIGN(val, align)   ALIGN_UP_INTERNAL(val, align)
#define	SOF_DIV_ROUND_UP(val, div)   (((val) + (div) - 1) / (div))
#define	container_of(ptr, type, member)
#define	attr_container_of(ptr, type, member, attr)
#define	ffs(i)   __builtin_ffs(i)
#define	ffsl(i)   __builtin_ffsl(i)
#define	ffsll(i)   __builtin_ffsll(i)
#define	clz(i)   __builtin_clz(i)
#define	clzl(i)   __builtin_clzl(i)
#define	clzll(i)   __builtin_clzll(i)
#define	popcount(x)   __builtin_popcount(x)
#define	PP_NARG(...)
#define	STATIC_ASSERT(COND, MESSAGE)
#define	SOF_CONFIG_HIFI(level, component)   (CONFIG_ ## component ## _HIFI_ ## level)
#define	SOF_USE_HIFI(level, component)
#define	SOF_USE_MIN_HIFI(minlevel, component)
#define	SOF_CONFIG_ARM_SIMD(component)   (CONFIG_ ## component ## _ARM_SIMD)
#define	SOF_USE_ARM_SIMD(component)   (IS_ENABLED(CONFIG_ ## component ## _ARM_SIMD))
#define	SOF_CONFIG_ARM_FPU(component)   (CONFIG_ ## component ## _ARM_FPU)
#define	SOF_USE_ARM_FPU(component)   (IS_ENABLED(CONFIG_ ## component ## _ARM_FPU))
#define	SOF_CONFIG_RISCV_SIMD(component)   (CONFIG_ ## component ## _RISCV_SIMD)
#define	SOF_USE_RISCV_SIMD(component)   (IS_ENABLED(CONFIG_ ## component ## _RISCV_SIMD))
#define	SOF_MAX_XCHAL_HIFI   NONE
#define	SOF_FRAME_BYTE_ALIGN   4
#define	SOF_FRAME_COUNT_ALIGN   1
#define	__GLIBC_USE(x)   0
#define	ASSUME_ALIGNED(x, a)   ((__typeof__(x))__builtin_assume_aligned((x), a))

Macro Definition Documentation

__GLIBC_USE

#define __GLIBC_USE

(

x

)

0

__must_check

#define __must_check   __attribute__((warn_unused_result))

ALIGN

#define ALIGN	(		val,
			align
	)		ALIGN_UP_INTERNAL(val, align)

ALIGN_DOWN

#define ALIGN_DOWN	(		size,
			alignment
	)		((size) & ~((alignment) - 1))

ALIGN_UP

#define ALIGN_UP	(		size,
			alignment
	)		ALIGN_UP_INTERNAL(size, alignment)

ALIGN_UP_COMPILE

#define ALIGN_UP_COMPILE   ALIGN_UP

ALIGN_UP_INTERNAL

#define ALIGN_UP_INTERNAL	(		val,
			align
	)		(((val) + (align) - 1) & ~((align) - 1))

ASSUME_ALIGNED

#define ASSUME_ALIGNED	(		x,
			a
	)		((__typeof__(x))__builtin_assume_aligned((x), a))

attr_container_of

#define attr_container_of	(		ptr,
			type,
			member,
			attr
	)

Value:

    ({const __typeof__(((type *)0)->member) attr *__memberptr = (ptr); \
    (type *)((char attr *)__memberptr - offsetof(type, member)); })

clz

#define clz

(

i

)

__builtin_clz(i)

clzl

#define clzl

(

i

)

__builtin_clzl(i)

clzll

#define clzll

(

i

)

__builtin_clzll(i)

compile_check

#define compile_check

(

x

)

(sizeof(struct { int _f[2 * (x) - 1]; }) != 0)

container_of

#define container_of	(		ptr,
			type,
			member
	)

Value:

    ({const __typeof__(((type *)0)->member)*__memberptr = (ptr); \
    (type *)((char *)__memberptr - offsetof(type, member)); })

ffs

#define ffs

(

i

)

__builtin_ffs(i)

ffsl

#define ffsl

(

i

)

__builtin_ffsl(i)

ffsll

#define ffsll

(

i

)

__builtin_ffsll(i)

IS_ALIGNED

#define IS_ALIGNED	(		size,
			alignment
	)		((size) % (alignment) == 0)

is_power_of_2

#define is_power_of_2

(

x

)

((x) && !((x) & ((x) - 1)))

popcount

#define popcount

(

x

)

__builtin_popcount(x)

PP_NARG

#define PP_NARG

(

...

)

Value:

    (sizeof((unsigned int[]){0, ##__VA_ARGS__}) \
    / sizeof(unsigned int) - 1)

SOF_CONFIG_ARM_FPU

#define SOF_CONFIG_ARM_FPU

(

component

)

(CONFIG_ ## component ## _ARM_FPU)

SOF_CONFIG_ARM_SIMD

#define SOF_CONFIG_ARM_SIMD

(

component

)

(CONFIG_ ## component ## _ARM_SIMD)

SOF_CONFIG_HIFI

#define SOF_CONFIG_HIFI	(		level,
			component
	)		(CONFIG_ ## component ## _HIFI_ ## level)

SOF_CONFIG_RISCV_SIMD

#define SOF_CONFIG_RISCV_SIMD

(

component

)

(CONFIG_ ## component ## _RISCV_SIMD)

SOF_DIV_ROUND_UP

#define SOF_DIV_ROUND_UP	(		val,
			div
	)		(((val) + (div) - 1) / (div))

SOF_FRAME_BYTE_ALIGN

#define SOF_FRAME_BYTE_ALIGN   4

SOF_FRAME_COUNT_ALIGN

#define SOF_FRAME_COUNT_ALIGN   1

SOF_MAX_XCHAL_HIFI

#define SOF_MAX_XCHAL_HIFI   NONE

SOF_USE_ARM_FPU

#define SOF_USE_ARM_FPU

(

component

)

(IS_ENABLED(CONFIG_ ## component ## _ARM_FPU))

SOF_USE_ARM_SIMD

#define SOF_USE_ARM_SIMD

(

component

)

(IS_ENABLED(CONFIG_ ## component ## _ARM_SIMD))

SOF_USE_HIFI

#define SOF_USE_HIFI	(		level,
			component
	)

Value:

    (SOF_CONFIG_HIFI(level, component) || \
    (SOF_CONFIG_HIFI(MAX, component) && level == SOF_MAX_XCHAL_HIFI))

SOF_USE_MIN_HIFI

#define SOF_USE_MIN_HIFI	(		minlevel,
			component
	)

Value:

    (SOF_CONFIG_HIFI(minlevel, component) || \
    (SOF_CONFIG_HIFI(MAX, component) && minlevel <= SOF_MAX_XCHAL_HIFI))

SOF_USE_RISCV_SIMD

#define SOF_USE_RISCV_SIMD

(

component

)

(IS_ENABLED(CONFIG_ ## component ## _RISCV_SIMD))

STATIC_ASSERT

#define STATIC_ASSERT	(		COND,
			MESSAGE
	)

Value:

    __attribute__((unused))     \
    typedef char _CONCAT(assertion_failed_, MESSAGE)[(COND) ? 1 : -1]