media: smiapp: Refactor reading SMIA limits
authorSakari Ailus <sakari.ailus@linux.intel.com>
Thu, 6 Feb 2020 22:11:46 +0000 (19:11 -0300)
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Thu, 27 Feb 2020 20:48:34 +0000 (17:48 -0300)
Combine the two trivial functions reading limits into one. Also rename
smiapp_get_all_limits() as smiapp_read_all_smia_limits().

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
drivers/media/i2c/smiapp/smiapp-core.c

index a6800e5..5e4f6a2 100644 (file)
@@ -69,37 +69,25 @@ static u32 smiapp_get_limit(struct smiapp_sensor *sensor,
 #define SMIA_LIM(sensor, limit) \
        smiapp_get_limit(sensor, SMIAPP_LIMIT_##limit)
 
-static int smiapp_get_limits(struct smiapp_sensor *sensor, int const *limit,
-                            unsigned int n)
+static int smiapp_read_all_smia_limits(struct smiapp_sensor *sensor)
 {
        struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
        unsigned int i;
-       u32 val;
        int rval;
 
-       for (i = 0; i < n; i++) {
+       for (i = 0; i < SMIAPP_LIMIT_LAST; i++) {
+               u32 val;
+
                rval = smiapp_read(
-                       sensor, smiapp_reg_limits[limit[i]].addr, &val);
+                       sensor, smiapp_reg_limits[i].addr, &val);
                if (rval)
                        return rval;
-               sensor->limits[limit[i]] = val;
-               dev_dbg(&client->dev, "0x%8.8x \"%s\" = %u, 0x%x\n",
-                       smiapp_reg_limits[limit[i]].addr,
-                       smiapp_reg_limits[limit[i]].what, val, val);
-       }
 
-       return 0;
-}
+               sensor->limits[i] = val;
 
-static int smiapp_get_all_limits(struct smiapp_sensor *sensor)
-{
-       unsigned int i;
-       int rval;
-
-       for (i = 0; i < SMIAPP_LIMIT_LAST; i++) {
-               rval = smiapp_get_limits(sensor, &i, 1);
-               if (rval < 0)
-                       return rval;
+               dev_dbg(&client->dev, "0x%8.8x \"%s\" = %u, 0x%x\n",
+                       smiapp_reg_limits[i].addr,
+                       smiapp_reg_limits[i].what, val, val);
        }
 
        if (SMIA_LIM(sensor, SCALER_N_MIN) == 0)
@@ -2938,7 +2926,7 @@ static int smiapp_probe(struct i2c_client *client)
                goto out_power_off;
        }
 
-       rval = smiapp_get_all_limits(sensor);
+       rval = smiapp_read_all_smia_limits(sensor);
        if (rval) {
                rval = -ENODEV;
                goto out_power_off;