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tests/pm_rc6_residency: Fix proper residency calculation

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With current code we are not considering the RC6 residency during sysfs
read. This is causing test to fail due to incorrect residency_accuracy check
This patch consider code time spent for accuracy check

Signed-off-by: Deepak S <deepak.s@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Deepak S 2015-02-26 21:10:28 +05:30 committed by Daniel Vetter
parent d5579f472e
commit af02ef4a48
1 changed files with 2 additions and 1 deletions
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3
tests/pm_rc6_residency.c
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@ -37,6 +37,7 @@
#define SLEEP_DURATION 3000 // in milliseconds
#define RC6_FUDGE 900 // in milliseconds
#define CODE_TIME 50 // in microseconfs
static unsigned int readit(const char *path)
{
@ -102,7 +103,7 @@ static void residency_accuracy(int value[],const char *name_of_rc6_residency)
"the GPU is as idle as possible(ie. no X, "
"running and running no other tests)\n");
counter = ((double)value[1] - (double)value[0]) /(double) SLEEP_DURATION;
counter = ((double)value[1] - (double)value[0]) /(double) (SLEEP_DURATION + CODE_TIME);
if( counter > 0.9 ){
counter_result = counter;