clk: take the prepare lock out of clk_core_set_parent

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Rework set_parent core function so it can be called when the prepare lock
is already held by the caller.

This rework is done to ease the integration of the "protected" clock
functionality.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Quentin Schulz <quentin.schulz@free-electrons.com>
Tested-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Michael Turquette <mturquette@baylibre.com>
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Michael Turquette <mturquette@baylibre.com>
Link: lkml.kernel.org/r/20171201215200.23523-3-jbrunet@baylibre.com

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This commit is contained in:

Jerome Brunet 2017-12-01 22:51:52 +01:00 • committed by Michael Turquette

parent 56e7ceddbe

commit 91baa9ffe6

1 changed files with 20 additions and 20 deletions

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drivers/clk/clk.c

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