From 1d3c42cabbd351e9c171e906603b5cc2ea513640 Mon Sep 17 00:00:00 2001 From: Viresh Kumar Date: Wed, 20 Jan 2021 15:57:21 +0530 Subject: opp: No need to check clk for errors Clock is not optional for users who call into dev_pm_opp_set_rate(). Remove the unnecessary checks. While at it also drop the local variable for clk and use opp_table->clk instead. Signed-off-by: Viresh Kumar Tested-by: Dmitry Osipenko --- drivers/opp/core.c | 17 ++++------------- 1 file changed, 4 insertions(+), 13 deletions(-) (limited to 'drivers/opp') diff --git a/drivers/opp/core.c b/drivers/opp/core.c index 9637f2994d2e..8ef85cd918ce 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -994,7 +994,6 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq) struct opp_table *opp_table; unsigned long freq, old_freq, temp_freq; struct dev_pm_opp *old_opp, *opp; - struct clk *clk; int ret; opp_table = _find_opp_table(dev); @@ -1008,19 +1007,11 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq) goto put_opp_table; } - clk = opp_table->clk; - if (IS_ERR(clk)) { - dev_err(dev, "%s: No clock available for the device\n", - __func__); - ret = PTR_ERR(clk); - goto put_opp_table; - } - - freq = clk_round_rate(clk, target_freq); + freq = clk_round_rate(opp_table->clk, target_freq); if ((long)freq <= 0) freq = target_freq; - old_freq = clk_get_rate(clk); + old_freq = clk_get_rate(opp_table->clk); /* Return early if nothing to do */ if (opp_table->enabled && old_freq == freq) { @@ -1038,7 +1029,7 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq) * equivalent to a clk_set_rate() */ if (!_get_opp_count(opp_table)) { - ret = _generic_set_opp_clk_only(dev, clk, freq); + ret = _generic_set_opp_clk_only(dev, opp_table->clk, freq); goto put_opp_table; } @@ -1078,7 +1069,7 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq) opp->supplies); } else { /* Only frequency scaling */ - ret = _generic_set_opp_clk_only(dev, clk, freq); + ret = _generic_set_opp_clk_only(dev, opp_table->clk, freq); } /* Scaling down? Configure required OPPs after frequency */ -- cgit v1.2.3-59-g8ed1b