pwm: bcm2835: Drop open coded variant of devm_clk_rate_exclusive_get()

Since commit b0cde62e4c54 ("clk: Add a devm variant of
clk_rate_exclusive_get()") the clk subsystem provides
devm_clk_rate_exclusive_get(). Replace the open coded implementation by
the new function.

Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Link: https://lore.kernel.org/r/8e1a5151a7bcd455996c873bb3d13ab86def3490.1710078146.git.u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c
index 3d0c089c9ef00ee25c6eb6269e5550de6041aa65..578e95e0296c65f294063a07d63231be02a5281f 100644 (file)
--- a/drivers/pwm/pwm-bcm2835.c
+++ b/drivers/pwm/pwm-bcm2835.c
@@ -124,13 +124,6 @@ static const struct pwm_ops bcm2835_pwm_ops = {
        .apply = bcm2835_pwm_apply,
 };
 
-static void devm_clk_rate_exclusive_put(void *data)
-{
-       struct clk *clk = data;
-
-       clk_rate_exclusive_put(clk);
-}
-
 static int bcm2835_pwm_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
@@ -152,16 +145,11 @@ static int bcm2835_pwm_probe(struct platform_device *pdev)
                return dev_err_probe(dev, PTR_ERR(pc->clk),
                                     "clock not found\n");
 
-       ret = clk_rate_exclusive_get(pc->clk);
+       ret = devm_clk_rate_exclusive_get(dev, pc->clk);
        if (ret)
                return dev_err_probe(dev, ret,
                                     "fail to get exclusive rate\n");
 
-       ret = devm_add_action_or_reset(dev, devm_clk_rate_exclusive_put,
-                                      pc->clk);
-       if (ret)
-               return ret;
-
        pc->rate = clk_get_rate(pc->clk);
        if (!pc->rate)
                return dev_err_probe(dev, -EINVAL,