PM / devfreq: rk3399_dmc: remove unused variable and fix code style

[firefly-linux-kernel-4.4.55.git] / drivers / devfreq / rk3399_dmc.c

diff --git a/drivers/devfreq/rk3399_dmc.c b/drivers/devfreq/rk3399_dmc.c
index fc6ed4ddae1ccbac80da0013346444fc80b3f2c4..2675fc99d4f6cdf682e4002c1cb45cfd5b45c16e 100644 (file)
--- a/drivers/devfreq/rk3399_dmc.c
+++ b/drivers/devfreq/rk3399_dmc.c
@@ -69,15 +69,6 @@ struct rk3399_dmcfreq {
        struct devfreq_event_dev *edev;
        struct mutex lock;
        struct dram_timing *timing;
-
-       /*
-        * DDR Converser of Frequency (DCF) is used to implement DDR frequency
-        * conversion without the participation of CPU, we will implement and
-        * control it in arm trust firmware.
-        */
-       wait_queue_head_t       wait_dcf_queue;
-       int irq;
-       int wait_dcf_flag;
        struct regulator *vdd_center;
        unsigned long rate, target_rate;
        unsigned long volt, target_volt;
@@ -113,13 +104,12 @@ static int rk3399_dmcfreq_target(struct device *dev, unsigned long *freq,
                err = regulator_set_voltage(dmcfreq->vdd_center, target_volt,
                                            INT_MAX);
                if (err) {
-                       dev_err(dev, "Cannot to set voltage %lu uV\n",
+                       dev_err(dev, "Cannot set voltage %lu uV\n",
                                target_volt);
                        goto out;
                }
        }
 
-
        mutex_lock(&dmcfreq->lock);
 
        /*
@@ -130,7 +120,7 @@ static int rk3399_dmcfreq_target(struct device *dev, unsigned long *freq,
                err = regulator_set_voltage(dmcfreq->vdd_center, target_volt,
                                            INT_MAX);
                if (err) {
-                       dev_err(dev, "Cannot to set voltage %lu uV\n",
+                       dev_err(dev, "Cannot set voltage %lu uV\n",
                                target_volt);
                        goto out;
                }
@@ -138,7 +128,7 @@ static int rk3399_dmcfreq_target(struct device *dev, unsigned long *freq,
 
        err = clk_set_rate(dmcfreq->dmc_clk, target_rate);
        if (err) {
-               dev_err(dev, "Cannot to set frequency %lu (%d)\n",
+               dev_err(dev, "Cannot set frequency %lu (%d)\n",
                        target_rate, err);
                regulator_set_voltage(dmcfreq->vdd_center, dmcfreq->volt,
                                      INT_MAX);
@@ -155,8 +145,8 @@ static int rk3399_dmcfreq_target(struct device *dev, unsigned long *freq,
 
        /* If get the incorrect rate, set voltage to old value. */
        if (dmcfreq->rate != target_rate) {
-               dev_err(dev, "Get wrong ddr frequency, Request frequency %lu,\
-                       Current frequency %lu\n", target_rate, dmcfreq->rate);
+               dev_err(dev, "Get wrong frequency, Request %lu, Current %lu\n",
+                       target_rate, dmcfreq->rate);
                regulator_set_voltage(dmcfreq->vdd_center, dmcfreq->volt,
                                      INT_MAX);
                goto out;
@@ -164,7 +154,7 @@ static int rk3399_dmcfreq_target(struct device *dev, unsigned long *freq,
                err = regulator_set_voltage(dmcfreq->vdd_center, target_volt,
                                            INT_MAX);
                if (err) {
-                       dev_err(dev, "Cannot to set vol %lu uV\n", target_volt);
+                       dev_err(dev, "Cannot set vol %lu uV\n", target_volt);
                        goto out;
                }
        }