diff options
author | Sai Charan Gurrappadi <sgurrappadi@nvidia.com> | 2012-07-10 17:33:58 -0700 |
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committer | Lokesh Pathak <lpathak@nvidia.com> | 2012-07-25 04:02:17 -0700 |
commit | 6dc1107e55f5b6eefd6c6314624905e33bac5b49 (patch) | |
tree | 79e519bb95f52789b666d05ab5ae61267469811e /drivers/cpuquiet | |
parent | a68ae587edbc3ca5d3216d39c462abd84f469027 (diff) |
ARM: tegra: cpuquiet: Notify the cpuquiet governor when the driver is busy
Added generic busy/free notifiers that the driver can invoke to let the
governor know that it cannot process further core online/offline
requests (invoked in our case whenever we switch to the LP cluster).
Change-Id: I5e3f7f28f38806a7f87050e8d0c8d2f2cf7521aa
Signed-off-by: Sai Charan Gurrappadi <sgurrappadi@nvidia.com>
Reviewed-on: http://git-master/r/114807
Reviewed-by: Lokesh Pathak <lpathak@nvidia.com>
Tested-by: Lokesh Pathak <lpathak@nvidia.com>
Diffstat (limited to 'drivers/cpuquiet')
-rw-r--r-- | drivers/cpuquiet/governor.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/cpuquiet/governor.c b/drivers/cpuquiet/governor.c index 7895fccc7f42..176ba3bd705f 100644 --- a/drivers/cpuquiet/governor.c +++ b/drivers/cpuquiet/governor.c @@ -100,3 +100,17 @@ void cpuquiet_unregister_governor(struct cpuquiet_governor *gov) list_del(&gov->governor_list); mutex_unlock(&cpuquiet_lock); } + +void cpuquiet_device_busy(void) +{ + if (cpuquiet_curr_governor && + cpuquiet_curr_governor->device_busy_notification) + cpuquiet_curr_governor->device_busy_notification(); +} + +void cpuquiet_device_free(void) +{ + if (cpuquiet_curr_governor && + cpuquiet_curr_governor->device_free_notification) + cpuquiet_curr_governor->device_free_notification(); +} |