-
- tvaudio_setcarrier(dev,carrier-90,carrier-90);
- saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
- if (tvaudio_sleep(dev,SCAN_SAMPLE_DELAY))
- return -1;
- left = saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
-
- tvaudio_setcarrier(dev,carrier+90,carrier+90);
- saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
- if (tvaudio_sleep(dev,SCAN_SAMPLE_DELAY))
- return -1;
- right = saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
-
- left >>= 16;
- right >>= 16;
- value = left > right ? left - right : right - left;
- dprintk("scanning %d.%03d MHz => dc is %5d [%d/%d]\n",
- carrier/1000,carrier%1000,value,left,right);
+ if (dev->tvnorm->id & scan->std) {
+ tvaudio_setcarrier(dev,scan->carr-90,scan->carr-90);
+ saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
+ if (tvaudio_sleep(dev,SCAN_SAMPLE_DELAY))
+ return -1;
+ left = saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
+
+ tvaudio_setcarrier(dev,scan->carr+90,scan->carr+90);
+ saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
+ if (tvaudio_sleep(dev,SCAN_SAMPLE_DELAY))
+ return -1;
+ right = saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
+
+ left >>= 16;
+ right >>= 16;
+ value = left > right ? left - right : right - left;
+ dprintk("scanning %d.%03d MHz [%4s] => dc is %5d [%d/%d]\n",
+ scan->carr / 1000, scan->carr % 1000,
+ scan->name, value, left, right);
+ } else {
+ value = 0;
+ dprintk("skipping %d.%03d MHz [%4s]\n",
+ scan->carr / 1000, scan->carr % 1000, scan->name);
+ }