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clk: qcom: gdsc: Don't override existing gdsc pd functions 

In extreme cases an individual gdsc may wish to override the
power domain enable or disable callback functions for their own
purposes. Only set the generic gdsc callback if the function pointers
are not already set.

Acked-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Jordan Crouse 2018-11-26 10:20:31 -07:00 committed by Stephen Boyd
parent 453361cdd7
commit 7895861a96
1 changed files with 4 additions and 2 deletions
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6
drivers/clk/qcom/gdsc.c
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@ -350,8 +350,10 @@ static int gdsc_init(struct gdsc *sc)
else
gdsc_clear_mem_on(sc);
sc->pd.power_off = gdsc_disable;
sc->pd.power_on = gdsc_enable;
if (!sc->pd.power_off)
sc->pd.power_off = gdsc_disable;
if (!sc->pd.power_on)
sc->pd.power_on = gdsc_enable;
pm_genpd_init(&sc->pd, NULL, !on);
return 0;