Merge branch 'for-4.7/pwm-args' into for-next

1 files changed, 20 insertions, 6 deletions

diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
index 2a1a2d566e39..e4de9156974d 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -147,12 +147,12 @@ of_pwm_xlate_with_flags(struct pwm_chip *pc, const struct of_phandle_args *args)
         if (IS_ERR(pwm))
                 return pwm;
 
-        pwm_set_period(pwm, args->args[1]);
+        pwm->args.period = args->args[1];
 
         if (args->args[2] & PWM_POLARITY_INVERTED)
-                pwm_set_polarity(pwm, PWM_POLARITY_INVERSED);
+                pwm->args.polarity = PWM_POLARITY_INVERSED;
         else
-                pwm_set_polarity(pwm, PWM_POLARITY_NORMAL);
+                pwm->args.polarity = PWM_POLARITY_NORMAL;
 
         return pwm;
 }
@@ -173,7 +173,7 @@ of_pwm_simple_xlate(struct pwm_chip *pc, const struct of_phandle_args *args)
         if (IS_ERR(pwm))
                 return pwm;
 
-        pwm_set_period(pwm, args->args[1]);
+        pwm->args.period = args->args[1];
 
         return pwm;
 }
@@ -621,6 +621,13 @@ struct pwm_device *of_pwm_get(struct device_node *np, const char *con_id)
 
         pwm->label = con_id;
 
+        /*
+         * FIXME: This should be removed once all PWM users properly make use
+         * of struct pwm_args to initialize the PWM device. As long as this is
+         * here, the PWM state and hardware state can get out of sync.
+         */
+        pwm_apply_args(pwm);
+
 put:
         of_node_put(args.np);
 
@@ -752,8 +759,15 @@ struct pwm_device *pwm_get(struct device *dev, const char *con_id)
         if (IS_ERR(pwm))
                 goto out;
 
-        pwm_set_period(pwm, chosen->period);
-        pwm_set_polarity(pwm, chosen->polarity);
+        pwm->args.period = chosen->period;
+        pwm->args.polarity = chosen->polarity;
+
+        /*
+         * FIXME: This should be removed once all PWM users properly make use
+         * of struct pwm_args to initialize the PWM device. As long as this is
+         * here, the PWM state and hardware state can get out of sync.
+         */
+        pwm_apply_args(pwm);
 
 out:
         mutex_unlock(&pwm_lookup_lock);