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Commit 080f4242 authored by David Dai's avatar David Dai
Browse files

clk: remove prepare lock and bus voting in clk_debug_print_hw 



Remove prepare lock and bus voting since they can be called
from an atomic context. Bandwidth voting is unnecessary as
print_hw_show already covers for the voting in debug
usecases.

Change-Id: Iba4106e16ea7d1ffab01bef175a57f34aacb0f05
Signed-off-by: default avatarDavid Dai <daidavid1@codeaurora.org>
parent 78204b52

drivers/clk/clk.c

+7 −12
Original line number Diff line number Diff line
@@ -2935,30 +2935,25 @@ void clk_debug_print_hw(struct clk_core *clk, struct seq_file *f) 
	if (!clk->ops->list_registers)

		return;



	clk_prepare_lock();

	if (clk->ops->bus_vote)

		clk->ops->bus_vote(clk->hw, true);



	clk->ops->list_registers(f, clk->hw);



	if (clk->ops->bus_vote)

		clk->ops->bus_vote(clk->hw, false);

	clk_prepare_unlock();

}

EXPORT_SYMBOL(clk_debug_print_hw);



static int print_hw_show(struct seq_file *m, void *unused)

{

	struct clk_core *c = m->private;

	struct clk_core *clk;



	clk_prepare_lock();

	if (c->ops->bus_vote)

		c->ops->bus_vote(c->hw, true);

	for (clk = c; clk; clk = clk->parent)

		if (clk->ops->bus_vote)

			clk->ops->bus_vote(clk->hw, true);



	clk_debug_print_hw(c, m);



	if (c->ops->bus_vote)

		c->ops->bus_vote(c->hw, false);

	for (clk = c; clk; clk = clk->parent)

		if (clk->ops->bus_vote)

			clk->ops->bus_vote(c->hw, false);

	clk_prepare_unlock();



	return 0;