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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-27 18:53:26 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-27 18:53:26 -0700 |
| commit | bdab225015fbbb45ccd8913f5d7c01b2bf67d8b2 (patch) | |
| tree | 5ef62301face958977a084bf2b6c5300296a25f2 /arch/mn10300/lib/delay.c | |
| parent | 7c5814c7199851c5fe9395d08fc1ab3c8c1531ea (diff) | |
| parent | 7c7fcf762e405eb040ee10d22d656a791f616122 (diff) | |
| download | linux-bdab225015fbbb45ccd8913f5d7c01b2bf67d8b2.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-mn10300
* git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-mn10300: (44 commits)
MN10300: Save frame pointer in thread_info struct rather than global var
MN10300: Change "Matsushita" to "Panasonic".
MN10300: Create a defconfig for the ASB2364 board
MN10300: Update the ASB2303 defconfig
MN10300: ASB2364: Add support for SMSC911X and SMC911X
MN10300: ASB2364: Handle the IRQ multiplexer in the FPGA
MN10300: Generic time support
MN10300: Specify an ELF HWCAP flag for MN10300 Atomic Operations Unit support
MN10300: Map userspace atomic op regs as a vmalloc page
MN10300: And Panasonic AM34 subarch and implement SMP
MN10300: Delete idle_timestamp from irq_cpustat_t
MN10300: Make various interrupt priority settings configurable
MN10300: Optimise do_csum()
MN10300: Implement atomic ops using atomic ops unit
MN10300: Make the FPU operate in non-lazy mode under SMP
MN10300: SMP TLB flushing
MN10300: Use the [ID]PTEL2 registers rather than [ID]PTEL for TLB control
MN10300: Make the use of PIDR to mark TLB entries controllable
MN10300: Rename __flush_tlb*() to local_flush_tlb*()
MN10300: AM34 erratum requires MMUCTR read and write on exception entry
...
Diffstat (limited to 'arch/mn10300/lib/delay.c')
| -rw-r--r-- | arch/mn10300/lib/delay.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/mn10300/lib/delay.c b/arch/mn10300/lib/delay.c index fdf6f710f94e..8e7ceb8ba33d 100644 --- a/arch/mn10300/lib/delay.c +++ b/arch/mn10300/lib/delay.c @@ -38,14 +38,14 @@ EXPORT_SYMBOL(__delay); */ void __udelay(unsigned long usecs) { - signed long ioclk, stop; + unsigned long start, stop, cnt; /* usecs * CLK / 1E6 */ stop = __muldiv64u(usecs, MN10300_TSCCLK, 1000000); - stop = TMTSCBC - stop; + start = TMTSCBC; do { - ioclk = TMTSCBC; - } while (stop < ioclk); + cnt = start - TMTSCBC; + } while (cnt < stop); } EXPORT_SYMBOL(__udelay); |