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Commit 470b5e2f authored by Masahiro Yamada's avatar Masahiro Yamada Committed by Stephen Boyd
Browse files

clk: simplify clk_fetch_parent_index() function 



The clk_core_get_parent_by_index can be used as a helper function
to simplify the implementation of clk_fetch_parent_index().

Signed-off-by: default avatarMasahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: default avatarVladimir Zapolskiy <vz@mleia.com>
Signed-off-by: default avatarStephen Boyd <sboyd@codeaurora.org>
parent 508f884a

drivers/clk/clk.c

+2 −16
Original line number Original line Diff line number Diff line
@@ -1069,23 +1069,9 @@ static int clk_fetch_parent_index(struct clk_core *core, 
	if (!parent)

	if (!parent)

		return -EINVAL;

		return -EINVAL;





	/*

	for (i = 0; i < core->num_parents; i++)

	 * find index of new parent clock using cached parent ptrs,

		if (clk_core_get_parent_by_index(core, i) == parent)

	 * or if not yet cached, use string name comparison and cache

	 * them now to avoid future calls to clk_core_lookup.

	 */

	for (i = 0; i < core->num_parents; i++) {

		if (core->parents[i] == parent)

			return i;



		if (core->parents[i])

			continue;



		if (!strcmp(core->parent_names[i], parent->name)) {

			core->parents[i] = clk_core_lookup(parent->name);

			return i;

			return i;

		}

	}





	return -EINVAL;

	return -EINVAL;

}

}