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Commit 78bd3dc8 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

[media] xc5000,tda18271c2dd: Fix bandwidth calculus 



While here, add a debug message, to easy detecting bugs on it.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 2bf93629

drivers/media/common/tuners/xc5000.c

+4 −2
Original line number Diff line number Diff line
@@ -708,9 +708,9 @@ static int xc5000_set_params(struct dvb_frontend *fe, 
			 * is equal to 0.15 for Annex A, and 0.13 for annex C

			 */

			if (fe->dtv_property_cache.rolloff == ROLLOFF_13)

				bw = (params->u.qam.symbol_rate * 13) / 10;

				bw = (params->u.qam.symbol_rate * 113) / 100;

			else

				bw = (params->u.qam.symbol_rate * 15) / 10;

				bw = (params->u.qam.symbol_rate * 115) / 100;

			if (bw <= 6000000) {

				priv->bandwidth = BANDWIDTH_6_MHZ;

				priv->video_standard = DTV6;
@@ -720,6 +720,8 @@ static int xc5000_set_params(struct dvb_frontend *fe, 
				priv->video_standard = DTV7_8;

				priv->freq_hz = params->frequency - 2750000;

			}

			dprintk(1, "%s() Bandwidth %dMHz (%d)\n", __func__,

				BANDWIDTH_6_MHZ ? 6: 8, bw);

			break;

		default:

			dprintk(1, "%s() Unsupported QAM type\n", __func__);

drivers/media/dvb/frontends/tda18271c2dd.c

+2 −2
Original line number Diff line number Diff line
@@ -1158,9 +1158,9 @@ static int set_params(struct dvb_frontend *fe, 
		 * is equal to 0.15 for Annex A, and 0.13 for annex C

		 */

		if (fe->dtv_property_cache.rolloff == ROLLOFF_13)

			bw = (params->u.qam.symbol_rate * 13) / 10;

			bw = (params->u.qam.symbol_rate * 113) / 100;

		else

			bw = (params->u.qam.symbol_rate * 15) / 10;

			bw = (params->u.qam.symbol_rate * 115) / 100;

		if (bw <= 6000000)

			Standard = HF_DVBC_6MHZ;

		else if (bw <= 7000000)