From: Greg Ungerer Date: Fri, 6 Feb 2009 04:50:08 +0000 (+1000) Subject: m68k: merge the mmu and non-mmu versions of div64.h X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d20f5aa338dc75fb2e7bfb7627d3dfcc81196e69;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git m68k: merge the mmu and non-mmu versions of div64.h Trivial merge of the mmu and non-mmu versions of div64.h Signed-off-by: Greg Ungerer Acked-by: Geert Uytterhoeven --- diff --git a/arch/m68k/include/asm/div64.h b/arch/m68k/include/asm/div64.h index d211d9f54276..edb66148a71d 100644 --- a/arch/m68k/include/asm/div64.h +++ b/arch/m68k/include/asm/div64.h @@ -1,5 +1,34 @@ -#ifdef __uClinux__ -#include "div64_no.h" +#ifndef _M68K_DIV64_H +#define _M68K_DIV64_H + +#ifdef CONFIG_MMU + +#include + +/* n = n / base; return rem; */ + +#define do_div(n, base) ({ \ + union { \ + unsigned long n32[2]; \ + unsigned long long n64; \ + } __n; \ + unsigned long __rem, __upper; \ + \ + __n.n64 = (n); \ + if ((__upper = __n.n32[0])) { \ + asm ("divul.l %2,%1:%0" \ + : "=d" (__n.n32[0]), "=d" (__upper) \ + : "d" (base), "0" (__n.n32[0])); \ + } \ + asm ("divu.l %2,%1:%0" \ + : "=d" (__n.n32[1]), "=d" (__rem) \ + : "d" (base), "1" (__upper), "0" (__n.n32[1])); \ + (n) = __n.n64; \ + __rem; \ +}) + #else -#include "div64_mm.h" -#endif +#include +#endif /* CONFIG_MMU */ + +#endif /* _M68K_DIV64_H */ diff --git a/arch/m68k/include/asm/div64_mm.h b/arch/m68k/include/asm/div64_mm.h deleted file mode 100644 index 8243c931b5c0..000000000000 --- a/arch/m68k/include/asm/div64_mm.h +++ /dev/null @@ -1,28 +0,0 @@ -#ifndef _M68K_DIV64_H -#define _M68K_DIV64_H - -#include - -/* n = n / base; return rem; */ - -#define do_div(n, base) ({ \ - union { \ - unsigned long n32[2]; \ - unsigned long long n64; \ - } __n; \ - unsigned long __rem, __upper; \ - \ - __n.n64 = (n); \ - if ((__upper = __n.n32[0])) { \ - asm ("divul.l %2,%1:%0" \ - : "=d" (__n.n32[0]), "=d" (__upper) \ - : "d" (base), "0" (__n.n32[0])); \ - } \ - asm ("divu.l %2,%1:%0" \ - : "=d" (__n.n32[1]), "=d" (__rem) \ - : "d" (base), "1" (__upper), "0" (__n.n32[1])); \ - (n) = __n.n64; \ - __rem; \ -}) - -#endif /* _M68K_DIV64_H */ diff --git a/arch/m68k/include/asm/div64_no.h b/arch/m68k/include/asm/div64_no.h deleted file mode 100644 index 6cd978cefb28..000000000000 --- a/arch/m68k/include/asm/div64_no.h +++ /dev/null @@ -1 +0,0 @@ -#include