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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-01-18 13:49:29 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-01-18 13:49:29 +0100 |
| commit | a090b22f3fafa9340f903834de87552b50c5f2ba (patch) | |
| tree | d07b55c9d60d585f8ceed2c8f43e8a04309fc67e /drivers/acpi/acpica/hwtimer.c | |
| parent | 0b3571274b8ff53c0e08bc667ecd3d8a43bd8714 (diff) | |
| parent | b43e1065cab4b5be90c016b2f076086b70cd1556 (diff) | |
Merge branch 'acpica' into acpi-lpss
The following commits depend on the 'acpica' material.
Diffstat (limited to 'drivers/acpi/acpica/hwtimer.c')
| -rw-r--r-- | drivers/acpi/acpica/hwtimer.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/acpi/acpica/hwtimer.c b/drivers/acpi/acpica/hwtimer.c index bfdce22f379..4e741d85e6b 100644 --- a/drivers/acpi/acpica/hwtimer.c +++ b/drivers/acpi/acpica/hwtimer.c @@ -176,10 +176,11 @@ acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed) /* * Compute Duration (Requires a 64-bit multiply and divide): * - * time_elapsed = (delta_ticks * 1000000) / PM_TIMER_FREQUENCY; + * time_elapsed (microseconds) = + * (delta_ticks * ACPI_USEC_PER_SEC) / ACPI_PM_TIMER_FREQUENCY; */ - status = acpi_ut_short_divide(((u64) delta_ticks) * 1000000, - PM_TIMER_FREQUENCY, "ient, NULL); + status = acpi_ut_short_divide(((u64)delta_ticks) * ACPI_USEC_PER_SEC, + ACPI_PM_TIMER_FREQUENCY, "ient, NULL); *time_elapsed = (u32) quotient; return_ACPI_STATUS(status); |