Exemplos de tda18271_lookup_thermometer em C++ (Cpp)

Exemplo n.º 1

Arquivo: tda18271-fe.c Projeto: AdrianHuang/linux-3.8.13

static int tda18271_read_thermometer(struct dvb_frontend *fe)
{
	struct tda18271_priv *priv = fe->tuner_priv;
	unsigned char *regs = priv->tda18271_regs;
	int tm;

	/* switch thermometer on */
	regs[R_TM]   |= 0x10;
	tda18271_write_regs(fe, R_TM, 1);

	/* read thermometer info */
	tda18271_read_regs(fe);

	if ((((regs[R_TM] & 0x0f) == 0x00) && ((regs[R_TM] & 0x20) == 0x20)) ||
	    (((regs[R_TM] & 0x0f) == 0x08) && ((regs[R_TM] & 0x20) == 0x00))) {

		if ((regs[R_TM] & 0x20) == 0x20)
			regs[R_TM] &= ~0x20;
		else
			regs[R_TM] |= 0x20;

		tda18271_write_regs(fe, R_TM, 1);

		msleep(10); /* temperature sensing */

		/* read thermometer info */
		tda18271_read_regs(fe);
	}

	tm = tda18271_lookup_thermometer(fe);

	/* switch thermometer off */
	regs[R_TM]   &= ~0x10;
	tda18271_write_regs(fe, R_TM, 1);

	/* set CAL mode to normal */
	regs[R_EP4]  &= ~0x03;
	tda18271_write_regs(fe, R_EP4, 1);

	return tm;
}

Exemplo n.º 2

static int tda18271_read_thermometer(struct dvb_frontend *fe)
{
	struct tda18271_priv *priv = fe->tuner_priv;
	unsigned char *regs = priv->tda18271_regs;
	int tm;

	
	regs[R_TM]   |= 0x10;
	tda18271_write_regs(fe, R_TM, 1);

	
	tda18271_read_regs(fe);

	if ((((regs[R_TM] & 0x0f) == 0x00) && ((regs[R_TM] & 0x20) == 0x20)) ||
	    (((regs[R_TM] & 0x0f) == 0x08) && ((regs[R_TM] & 0x20) == 0x00))) {

		if ((regs[R_TM] & 0x20) == 0x20)
			regs[R_TM] &= ~0x20;
		else
			regs[R_TM] |= 0x20;

		tda18271_write_regs(fe, R_TM, 1);

		msleep(10); 

		
		tda18271_read_regs(fe);
	}

	tm = tda18271_lookup_thermometer(fe);

	
	regs[R_TM]   &= ~0x10;
	tda18271_write_regs(fe, R_TM, 1);

	
	regs[R_EP4]  &= ~0x03;
	tda18271_write_regs(fe, R_EP4, 1);

	return tm;
}