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| author | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-03-21 13:05:45 -0600 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-03-21 13:05:45 -0600 |
| commit | d04cdb64212eb5ae6a98026a97dda626e40e8e9a (patch) | |
| tree | b6a7dbb21ccfceb915844e9a330b3d3dfcaf3c5b /arch/sparc64/lib/delay.c | |
| parent | 2f8600dff2b140096a7df781884e918a16aa90e0 (diff) | |
| parent | ec1248e70edc5cf7b485efcc7b41e44e10f422e5 (diff) | |
Merge ../linux-2.6
Diffstat (limited to 'arch/sparc64/lib/delay.c')
| -rw-r--r-- | arch/sparc64/lib/delay.c | 19 |
1 files changed, 8 insertions, 11 deletions
diff --git a/arch/sparc64/lib/delay.c b/arch/sparc64/lib/delay.c index e8808727617a..fb27e54a03ee 100644 --- a/arch/sparc64/lib/delay.c +++ b/arch/sparc64/lib/delay.c @@ -1,6 +1,6 @@ /* delay.c: Delay loops for sparc64 * - * Copyright (C) 2004 David S. Miller <davem@redhat.com> + * Copyright (C) 2004, 2006 David S. Miller <davem@davemloft.net> * * Based heavily upon x86 variant which is: * Copyright (C) 1993 Linus Torvalds @@ -8,19 +8,16 @@ */ #include <linux/delay.h> +#include <asm/timer.h> void __delay(unsigned long loops) { - __asm__ __volatile__( -" b,pt %%xcc, 1f\n" -" cmp %0, 0\n" -" .align 32\n" -"1:\n" -" bne,pt %%xcc, 1b\n" -" subcc %0, 1, %0\n" - : "=&r" (loops) - : "0" (loops) - : "cc"); + unsigned long bclock, now; + + bclock = tick_ops->get_tick(); + do { + now = tick_ops->get_tick(); + } while ((now-bclock) < loops); } /* We used to multiply by HZ after shifting down by 32 bits |