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Commit cf6efeb6 authored by Manu Abraham's avatar Manu Abraham Committed by Mauro Carvalho Chehab
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V4L/DVB (9419): Bug: unnecessary large current causes large phasor errors 



Signed-off-by: default avatarManu Abraham <manu@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 6199ceef

drivers/media/dvb/frontends/tda8261.c

+12 −1
Original line number Diff line number Diff line
@@ -130,6 +130,10 @@ static int tda8261_set_state(struct dvb_frontend *fe, 
		 * (to account for half channel spacing on either side)

		 */

		frequency = tstate->frequency;

		if ((frequency < 950000) || (frequency > 2150000)) {

			printk("%s: Frequency beyond limits, frequency=%d\n", __func__, frequency);

			return -EINVAL;

		}

		N = (frequency + (div_tab[config->step_size] - 1)) / div_tab[config->step_size];

		printk("%s: Step size=%d, Divider=%d, PG=0x%02x (%d)\n",

			__func__, config->step_size, div_tab[config->step_size], N, N);
@@ -137,7 +141,14 @@ static int tda8261_set_state(struct dvb_frontend *fe, 
		buf[0] = (N >> 8) & 0xff;

		buf[1] = N & 0xff;

		buf[2] = (0x01 << 7) | ((ref_div[config->step_size] & 0x07) << 1);

		buf[3] = 0xc0;



		if (frequency < 1450000)

			buf[3] = 0x00;

		if (frequency < 2000000)

			buf[3] = 0x40;

		if (frequency < 2150000)

			buf[3] = 0x80;



		/* Set params */

		if ((err = tda8261_write(state, buf)) < 0) {

			printk("%s: I/O Error\n", __func__);