6 #define movs(type,to,from) \  argument
7 	asm volatile("movs" type:"=&D" (to), "=&S" (from):"0" (to), "1" (from):"memory")
10 static __always_inline void rep_movs(void *to, const void *from, size_t n)  in rep_movs()  argument
22 		     : "0" (n / 4), "q" (n), "1" ((long)to), "2" ((long)from)  in rep_movs()
26 static void string_memcpy_fromio(void *to, const volatile void __iomem *from, size_t n)  in string_memcpy_fromio()  argument
35 	if (unlikely(1 & (unsigned long)from)) {  in string_memcpy_fromio()
36 		movs("b", to, from);  in string_memcpy_fromio()
39 	if (n > 1 && unlikely(2 & (unsigned long)from)) {  in string_memcpy_fromio()
40 		movs("w", to, from);  in string_memcpy_fromio()
43 	rep_movs(to, (const void *)from, n);  in string_memcpy_fromio()
48 static void string_memcpy_toio(volatile void __iomem *to, const void *from, size_t n)  in string_memcpy_toio()  argument
54 	kmsan_check_memory(from, n);  in string_memcpy_toio()
57 		movs("b", to, from);  in string_memcpy_toio()
61 		movs("w", to, from);  in string_memcpy_toio()
64 	rep_movs((void *)to, (const void *) from, n);  in string_memcpy_toio()
67 static void unrolled_memcpy_fromio(void *to, const volatile void __iomem *from, size_t n)  in unrolled_memcpy_fromio()  argument
69 	const volatile char __iomem *in = from;  in unrolled_memcpy_fromio()
77 static void unrolled_memcpy_toio(volatile void __iomem *to, const void *from, size_t n)  in unrolled_memcpy_toio()  argument
80 	const char *in = from;  in unrolled_memcpy_toio()
96 void memcpy_fromio(void *to, const volatile void __iomem *from, size_t n)  in memcpy_fromio()  argument
99 		unrolled_memcpy_fromio(to, from, n);  in memcpy_fromio()
101 		string_memcpy_fromio(to, from, n);  in memcpy_fromio()
105 void memcpy_toio(volatile void __iomem *to, const void *from, size_t n)  in memcpy_toio()  argument
108 		unrolled_memcpy_toio(to, from, n);  in memcpy_toio()
110 		string_memcpy_toio(to, from, n);  in memcpy_toio()