diff options
author | Joshua Cha <joshuac@nvidia.com> | 2012-04-23 10:13:47 +0900 |
---|---|---|
committer | Rohan Somvanshi <rsomvanshi@nvidia.com> | 2012-04-24 01:29:52 -0700 |
commit | a4a5e808b17a441456574a49afc2a62951d4c940 (patch) | |
tree | 0ec1ec54a56fc85b97cc1df1676b169be620cca4 /arch/arm/mach-tegra/cpuidle-t2.c | |
parent | a60c525119bfbe1b4f2fa5655be0d087dfa4017b (diff) |
ARM: tegra2: dvfs: Update DVFS rails statistic for Tegra2
LP2 state of Tegra2 is considered into rail statistic.
Change-Id: Iab2e0fe25ecb8feca1f4aa1040ce5020e6dcf584
Signed-off-by: Joshua Cha <joshuac@nvidia.com>
Reviewed-on: http://git-master/r/98118
Reviewed-by: Rohan Somvanshi <rsomvanshi@nvidia.com>
Tested-by: Rohan Somvanshi <rsomvanshi@nvidia.com>
Diffstat (limited to 'arch/arm/mach-tegra/cpuidle-t2.c')
-rw-r--r-- | arch/arm/mach-tegra/cpuidle-t2.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/cpuidle-t2.c b/arch/arm/mach-tegra/cpuidle-t2.c index e5ff7c61f24c..ff6c320dd11c 100644 --- a/arch/arm/mach-tegra/cpuidle-t2.c +++ b/arch/arm/mach-tegra/cpuidle-t2.c @@ -49,6 +49,7 @@ #include "pm.h" #include "sleep.h" #include "timer.h" +#include "dvfs.h" static struct { unsigned int cpu_ready_count[2]; @@ -221,6 +222,7 @@ static int tegra2_idle_lp2_cpu_0(struct cpuidle_device *dev, idle_stats.tear_down_count++; entry_time = ktime_get(); + tegra_dvfs_rail_off(tegra_cpu_rail, entry_time); if (request > state->target_residency) { s64 sleep_time = request - tegra_lp2_exit_latency; @@ -247,6 +249,8 @@ static int tegra2_idle_lp2_cpu_0(struct cpuidle_device *dev, } exit_time = ktime_get(); + tegra_dvfs_rail_on(tegra_cpu_rail, exit_time); + if (sleep_completed) { /* * Stayed in LP2 for the full time until the next tick, |