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| author |   Kamil Konieczny <k.konieczny@samsung.com> | 2019-07-19 17:05:32 +0200 |
|---|---|---|
| committer |   Viresh Kumar <viresh.kumar@linaro.org> | 2020-05-29 10:15:12 +0530 |
| commit | 8d45719caaf56c859be0172447f8559c0df40f93 (patch) | |
| tree | 6da388dcfeaf0feba91978efddd0d4027ea1e11e /drivers/opp/opp.h | |
| parent | opp: Reorder the code for !target_freq case (diff) | |
| download | wireguard-linux-8d45719caaf56c859be0172447f8559c0df40f93.tar.xz wireguard-linux-8d45719caaf56c859be0172447f8559c0df40f93.zip | |
opp: core: add regulators enable and disable
Add enable regulators to dev_pm_opp_set_regulators() and disable
regulators to dev_pm_opp_put_regulators(). Even if bootloader
leaves regulators enabled, they should be enabled in kernel in
order to increase the reference count.
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Clément Péron <peron.clem@gmail.com>
Tested-by: Clément Péron <peron.clem@gmail.com>
Signed-off-by: Kamil Konieczny <k.konieczny@samsung.com>
[ Viresh: Enable the regulator only after it is programmed and add a
flag to track its status. ]
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'drivers/opp/opp.h')
| -rw-r--r-- | drivers/opp/opp.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/opp/opp.h b/drivers/opp/opp.h index 2b81ffef1ba4..e51646ff279e 100644 --- a/drivers/opp/opp.h +++ b/drivers/opp/opp.h @@ -147,6 +147,7 @@ enum opp_table_access { * @clk: Device's clock handle * @regulators: Supply regulators * @regulator_count: Number of power supply regulators. Its value can be -1 + * @regulator_enabled: Set to true if regulators were previously enabled. * (uninitialized), 0 (no opp-microvolt property) or > 0 (has opp-microvolt * property). * @paths: Interconnect path handles @@ -194,6 +195,7 @@ struct opp_table { struct clk *clk; struct regulator **regulators; int regulator_count; + bool regulator_enabled; struct icc_path **paths; unsigned int path_count; bool genpd_performance_state; |