struct v4l2_ctrl *ctrl_tuner_if;
        struct v4l2_ctrl *ctrl_tuner_gain;
 
-       u32 symbol_received; /* for track lost packets */
-       u32 symbol; /* for symbol rate calc */
+       u32 next_sample; /* for track lost packets */
+       u32 sample; /* for sample rate calc */
        unsigned long jiffies;
 };
 
        int i, j, k, l, i_max, dst_len = 0;
        u16 sample[4];
 #ifdef MSI3101_EXTENSIVE_DEBUG
-       u32 symbol[3];
+       u32 sample_num[3];
 #endif
        /* There could be 1-3 1024 bytes URB frames */
        i_max = src_len / 1024;
        for (i = 0; i < i_max; i++) {
 #ifdef MSI3101_EXTENSIVE_DEBUG
-               symbol[i] = src[3] << 24 | src[2] << 16 | src[1] << 8 | src[0] << 0;
-               if (i == 0 && s->symbol_received != symbol[0]) {
+               sample_num[i] = src[3] << 24 | src[2] << 16 | src[1] << 8 | src[0] << 0;
+               if (i == 0 && s->next_sample != sample_num[0]) {
                        dev_dbg(&s->udev->dev,
-                                       "%d symbols lost, %d %08x:%08x\n",
-                                       symbol[0] - s->symbol_received,
-                                       src_len, s->symbol_received, symbol[0]);
+                                       "%d samples lost, %d %08x:%08x\n",
+                                       sample_num[0] - s->next_sample,
+                                       src_len, s->next_sample, sample_num[0]);
                }
 #endif
                src += 16;
        }
 
 #ifdef MSI3101_EXTENSIVE_DEBUG
-       /* calculate symbol rate and output it in 10 seconds intervals */
+       /* calculate samping rate and output it in 10 seconds intervals */
        if ((s->jiffies + msecs_to_jiffies(10000)) <= jiffies) {
                unsigned long jiffies_now = jiffies;
                unsigned long msecs = jiffies_to_msecs(jiffies_now) - jiffies_to_msecs(s->jiffies);
-               unsigned int symbols = symbol[i_max - 1] - s->symbol;
+               unsigned int samples = sample_num[i_max - 1] - s->sample;
                s->jiffies = jiffies_now;
-               s->symbol = symbol[i_max - 1];
+               s->sample = sample_num[i_max - 1];
                dev_dbg(&s->udev->dev,
-                               "slen=%d symbols=%u msecs=%lu symbolrate=%lu\n",
-                               src_len, symbols, msecs,
-                               symbols * 1000UL / msecs);
+                               "slen=%d samples=%u msecs=%lu sampling rate=%lu\n",
+                               src_len, samples, msecs,
+                               samples * 1000UL / msecs);
        }
 
-       /* last received symbol (symbol = symbol + i * 384) */
-       s->symbol_received = symbol[i_max - 1] + 384;
+       /* next sample (sample = sample + i * 384) */
+       s->next_sample = sample_num[i_max - 1] + 384;
 #endif
        return dst_len;
 }