opp: Reorder the code for !target_freq case (b23dfa35) · Commits · 戴 / test

Reorder the code a bit to make it more readable. Add additional comment as well. Tested-by:

drivers/opp/core.c

+10 −4

Original line number	Diff line number	Diff line
		@@ -817,15 +817,21 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq)
		}

		if (unlikely(!target_freq)) {
		if (opp_table->required_opp_tables) {
		ret = _set_required_opps(dev, opp_table, NULL);
		} else if (!_get_opp_count(opp_table)) {
		/*
		* Some drivers need to support cases where some platforms may
		* have OPP table for the device, while others don't and
		* opp_set_rate() just needs to behave like clk_set_rate().
		*/
		if (!_get_opp_count(opp_table))
		return 0;
		} else {

		if (!opp_table->required_opp_tables) {
		dev_err(dev, "target frequency can't be 0\n");
		ret = -EINVAL;
		goto put_opp_table;
		}

		ret = _set_required_opps(dev, opp_table, NULL);
		goto put_opp_table;
		}