diff options
author | Alex Frid <afrid@nvidia.com> | 2013-05-02 16:32:52 -0700 |
---|---|---|
committer | Mandar Padmawar <mpadmawar@nvidia.com> | 2013-05-24 04:01:45 -0700 |
commit | 5592e97fe983174c5b2f387ae9b9a40483e197b8 (patch) | |
tree | 15ec6687965bf5a88861e6e7edf171ce018df7ac | |
parent | 06cb33e1a598426e67bf2ced08cd37f798995013 (diff) |
ARM: tegra: dvfs: Don't fail same level override request
When new VDD_CORE override level is the same as the one already in
place do not return error from the override API.
Bug 1280293
Change-Id: Ic4393541308139c2ac9579acc8e2af47b144d521
Signed-off-by: Alex Frid <afrid@nvidia.com>
Reviewed-on: http://git-master/r/225378
(cherry picked from commit cea34a24e79f8be40fa5aaf6a38992a0d54e705e)
Reviewed-on: http://git-master/r/231750
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Matt Wagner <mwagner@nvidia.com>
Tested-by: Matt Wagner <mwagner@nvidia.com>
-rw-r--r-- | arch/arm/mach-tegra/dvfs.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/dvfs.c b/arch/arm/mach-tegra/dvfs.c index 66877de687f3..12fe0d01f273 100644 --- a/arch/arm/mach-tegra/dvfs.c +++ b/arch/arm/mach-tegra/dvfs.c @@ -553,6 +553,11 @@ int tegra_dvfs_override_core_voltage(int override_mv) mutex_lock(&rail_override_lock); + if (override_mv == rail->override_millivolts) { + ret = 0; + goto out; + } + if (override_mv) { ret = tegra_dvfs_core_cap_level_apply(override_mv); if (ret) { |