*    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
 #include "tda18212.h"
 
 struct tda18212_priv {
        u32 if_frequency;
 };
 
-#define dbg(fmt, arg...)                                       \
-do {                                                           \
-       if (debug)                                              \
-               pr_info("%s: " fmt, __func__, ##arg);           \
-} while (0)
-
-static int debug;
-module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
-
 /* write multiple registers */
 static int tda18212_wr_regs(struct tda18212_priv *priv, u8 reg, u8 *val,
        int len)
        if (ret == 1) {
                ret = 0;
        } else {
-               pr_warn("i2c wr failed ret:%d reg:%02x len:%d\n",
-                       ret, reg, len);
+               dev_warn(&priv->i2c->dev, "%s: i2c wr failed=%d reg=%02x " \
+                               "len=%d\n", KBUILD_MODNAME, ret, reg, len);
                ret = -EREMOTEIO;
        }
        return ret;
                memcpy(val, buf, len);
                ret = 0;
        } else {
-               pr_warn("i2c rd failed ret:%d reg:%02x len:%d\n",
-                       ret, reg, len);
+               dev_warn(&priv->i2c->dev, "%s: i2c rd failed=%d reg=%02x " \
+                               "len=%d\n", KBUILD_MODNAME, ret, reg, len);
                ret = -EREMOTEIO;
        }
 
                [DVBC_8]  = { 0x92, 0x53, 0x03 },
        };
 
-       dbg("delsys=%d RF=%d BW=%d\n",
-           c->delivery_system, c->frequency, c->bandwidth_hz);
+       dev_dbg(&priv->i2c->dev,
+                       "%s: delivery_system=%d frequency=%d bandwidth_hz=%d\n",
+                       __func__, c->delivery_system, c->frequency,
+                       c->bandwidth_hz);
 
        if (fe->ops.i2c_gate_ctrl)
                fe->ops.i2c_gate_ctrl(fe, 1); /* open I2C-gate */
        return ret;
 
 error:
-       dbg("failed:%d\n", ret);
+       dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
        goto exit;
 }
 
        if (fe->ops.i2c_gate_ctrl)
                fe->ops.i2c_gate_ctrl(fe, 0); /* close I2C-gate */
 
-       dbg("ret:%d chip ID:%02x\n", ret, val);
+       dev_dbg(&priv->i2c->dev, "%s: ret=%d chip id=%02x\n", __func__, ret,
+                       val);
        if (ret || val != 0xc7) {
                kfree(priv);
                return NULL;
        }
 
-       pr_info("NXP TDA18212HN successfully identified\n");
+       dev_info(&priv->i2c->dev,
+                       "%s: NXP TDA18212HN successfully identified\n",
+                       KBUILD_MODNAME);
 
        memcpy(&fe->ops.tuner_ops, &tda18212_tuner_ops,
                sizeof(struct dvb_tuner_ops));