28 static int cxd2820r_wr_regs_i2c(struct cxd2820r_priv *priv, u8 i2c, u8 reg,  in cxd2820r_wr_regs_i2c()  argument
43 		dev_warn(&priv->i2c->dev,  in cxd2820r_wr_regs_i2c()
52 	ret = i2c_transfer(priv->i2c, msg, 1);  in cxd2820r_wr_regs_i2c()
56 		dev_warn(&priv->i2c->dev, "%s: i2c wr failed=%d reg=%02x " \  in cxd2820r_wr_regs_i2c()
64 static int cxd2820r_rd_regs_i2c(struct cxd2820r_priv *priv, u8 i2c, u8 reg,  in cxd2820r_rd_regs_i2c()  argument
84 		dev_warn(&priv->i2c->dev,  in cxd2820r_rd_regs_i2c()
90 	ret = i2c_transfer(priv->i2c, msg, 2);  in cxd2820r_rd_regs_i2c()
95 		dev_warn(&priv->i2c->dev, "%s: i2c rd failed=%d reg=%02x " \  in cxd2820r_rd_regs_i2c()
104 int cxd2820r_wr_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,  in cxd2820r_wr_regs()  argument
115 		i2c_addr = priv->cfg.i2c_address | (1 << 1); /* DVB-C */  in cxd2820r_wr_regs()
117 		i2c_addr = priv->cfg.i2c_address; /* DVB-T/T2 */  in cxd2820r_wr_regs()
120 	if (bank != priv->bank[i2c]) {  in cxd2820r_wr_regs()
121 		ret = cxd2820r_wr_regs_i2c(priv, i2c_addr, 0x00, &bank, 1);  in cxd2820r_wr_regs()
124 		priv->bank[i2c] = bank;  in cxd2820r_wr_regs()
126 	return cxd2820r_wr_regs_i2c(priv, i2c_addr, reg, val, len);  in cxd2820r_wr_regs()
130 int cxd2820r_rd_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,  in cxd2820r_rd_regs()  argument
141 		i2c_addr = priv->cfg.i2c_address | (1 << 1); /* DVB-C */  in cxd2820r_rd_regs()
143 		i2c_addr = priv->cfg.i2c_address; /* DVB-T/T2 */  in cxd2820r_rd_regs()
146 	if (bank != priv->bank[i2c]) {  in cxd2820r_rd_regs()
147 		ret = cxd2820r_wr_regs_i2c(priv, i2c_addr, 0x00, &bank, 1);  in cxd2820r_rd_regs()
150 		priv->bank[i2c] = bank;  in cxd2820r_rd_regs()
152 	return cxd2820r_rd_regs_i2c(priv, i2c_addr, reg, val, len);  in cxd2820r_rd_regs()
156 int cxd2820r_wr_reg(struct cxd2820r_priv *priv, u32 reg, u8 val)  in cxd2820r_wr_reg()  argument
158 	return cxd2820r_wr_regs(priv, reg, &val, 1);  in cxd2820r_wr_reg()
162 int cxd2820r_rd_reg(struct cxd2820r_priv *priv, u32 reg, u8 *val)  in cxd2820r_rd_reg()  argument
164 	return cxd2820r_rd_regs(priv, reg, val, 1);  in cxd2820r_rd_reg()
168 int cxd2820r_wr_reg_mask(struct cxd2820r_priv *priv, u32 reg, u8 val,  in cxd2820r_wr_reg_mask()  argument
176 		ret = cxd2820r_rd_reg(priv, reg, &tmp);  in cxd2820r_wr_reg_mask()
185 	return cxd2820r_wr_reg(priv, reg, val);  in cxd2820r_wr_reg_mask()
190 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_gpio()  local
194 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_gpio()
198 	if (!memcmp(gpio, priv->gpio, sizeof(priv->gpio)))  in cxd2820r_gpio()
203 	for (i = 0; i < sizeof(priv->gpio); i++) {  in cxd2820r_gpio()
222 		dev_dbg(&priv->i2c->dev, "%s: gpio i=%d %02x %02x\n", __func__,  in cxd2820r_gpio()
226 	dev_dbg(&priv->i2c->dev, "%s: wr gpio=%02x %02x\n", __func__, tmp0,  in cxd2820r_gpio()
230 	ret = cxd2820r_wr_reg_mask(priv, 0x00089, tmp0, 0xfc);  in cxd2820r_gpio()
235 	ret = cxd2820r_wr_reg_mask(priv, 0x0008e, tmp1, 0x3f);  in cxd2820r_gpio()
239 	memcpy(priv->gpio, gpio, sizeof(priv->gpio));  in cxd2820r_gpio()
243 	dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);  in cxd2820r_gpio()
249 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_set_frontend()  local
253 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_set_frontend()
282 		dev_dbg(&priv->i2c->dev, "%s: error state=%d\n", __func__,  in cxd2820r_set_frontend()
292 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_read_status()  local
295 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_read_status()
317 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_get_frontend()  local
320 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_get_frontend()
323 	if (priv->delivery_system == SYS_UNDEFINED)  in cxd2820r_get_frontend()
345 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_read_ber()  local
348 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_read_ber()
370 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_read_signal_strength()  local
373 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_read_signal_strength()
395 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_read_snr()  local
398 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_read_snr()
420 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_read_ucblocks()  local
423 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_read_ucblocks()
450 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_sleep()  local
453 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_sleep()
476 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_get_tune_settings()  local
479 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_get_tune_settings()
501 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_search()  local
506 	dev_dbg(&priv->i2c->dev, "%s: delsys=%d\n", __func__,  in cxd2820r_search()
510 	if (priv->last_tune_failed) {  in cxd2820r_search()
511 		if (priv->delivery_system == SYS_DVBT) {  in cxd2820r_search()
517 		} else if (priv->delivery_system == SYS_DVBT2) {  in cxd2820r_search()
533 	switch (priv->delivery_system) {  in cxd2820r_search()
549 		dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);  in cxd2820r_search()
561 		priv->last_tune_failed = false;  in cxd2820r_search()
564 		priv->last_tune_failed = true;  in cxd2820r_search()
569 	dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);  in cxd2820r_search()
580 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_release()  local
582 	dev_dbg(&priv->i2c->dev, "%s\n", __func__);  in cxd2820r_release()
586 	if (priv->gpio_chip.label)  in cxd2820r_release()
587 		gpiochip_remove(&priv->gpio_chip);  in cxd2820r_release()
590 	kfree(priv);  in cxd2820r_release()
596 	struct cxd2820r_priv *priv = fe->demodulator_priv;  in cxd2820r_i2c_gate_ctrl()  local
598 	dev_dbg(&priv->i2c->dev, "%s: %d\n", __func__, enable);  in cxd2820r_i2c_gate_ctrl()
601 	return cxd2820r_wr_reg_mask(priv, 0xdb, enable ? 1 : 0, 0x1);  in cxd2820r_i2c_gate_ctrl()
608 	struct cxd2820r_priv *priv =  in cxd2820r_gpio_direction_output()  local
612 	dev_dbg(&priv->i2c->dev, "%s: nr=%d val=%d\n", __func__, nr, val);  in cxd2820r_gpio_direction_output()
614 	memcpy(gpio, priv->gpio, sizeof(gpio));  in cxd2820r_gpio_direction_output()
617 	return cxd2820r_gpio(&priv->fe, gpio);  in cxd2820r_gpio_direction_output()
622 	struct cxd2820r_priv *priv =  in cxd2820r_gpio_set()  local
626 	dev_dbg(&priv->i2c->dev, "%s: nr=%d val=%d\n", __func__, nr, val);  in cxd2820r_gpio_set()
628 	memcpy(gpio, priv->gpio, sizeof(gpio));  in cxd2820r_gpio_set()
631 	(void) cxd2820r_gpio(&priv->fe, gpio);  in cxd2820r_gpio_set()
638 	struct cxd2820r_priv *priv =  in cxd2820r_gpio_get()  local
641 	dev_dbg(&priv->i2c->dev, "%s: nr=%d\n", __func__, nr);  in cxd2820r_gpio_get()
643 	return (priv->gpio[nr] >> 2) & 0x01;  in cxd2820r_gpio_get()
697 	struct cxd2820r_priv *priv;  in cxd2820r_attach()  local
701 	priv = kzalloc(sizeof(struct cxd2820r_priv), GFP_KERNEL);  in cxd2820r_attach()
702 	if (!priv) {  in cxd2820r_attach()
709 	priv->i2c = i2c;  in cxd2820r_attach()
710 	memcpy(&priv->cfg, cfg, sizeof(struct cxd2820r_config));  in cxd2820r_attach()
711 	memcpy(&priv->fe.ops, &cxd2820r_ops, sizeof(struct dvb_frontend_ops));  in cxd2820r_attach()
712 	priv->fe.demodulator_priv = priv;  in cxd2820r_attach()
714 	priv->bank[0] = priv->bank[1] = 0xff;  in cxd2820r_attach()
715 	ret = cxd2820r_rd_reg(priv, 0x000fd, &tmp);  in cxd2820r_attach()
716 	dev_dbg(&priv->i2c->dev, "%s: chip id=%02x\n", __func__, tmp);  in cxd2820r_attach()
723 		priv->gpio_chip.label = KBUILD_MODNAME;  in cxd2820r_attach()
724 		priv->gpio_chip.dev = &priv->i2c->dev;  in cxd2820r_attach()
725 		priv->gpio_chip.owner = THIS_MODULE;  in cxd2820r_attach()
726 		priv->gpio_chip.direction_output =  in cxd2820r_attach()
728 		priv->gpio_chip.set = cxd2820r_gpio_set;  in cxd2820r_attach()
729 		priv->gpio_chip.get = cxd2820r_gpio_get;  in cxd2820r_attach()
730 		priv->gpio_chip.base = -1; /* dynamic allocation */  in cxd2820r_attach()
731 		priv->gpio_chip.ngpio = GPIO_COUNT;  in cxd2820r_attach()
732 		priv->gpio_chip.can_sleep = 1;  in cxd2820r_attach()
733 		ret = gpiochip_add(&priv->gpio_chip);  in cxd2820r_attach()
737 		dev_dbg(&priv->i2c->dev, "%s: gpio_chip.base=%d\n", __func__,  in cxd2820r_attach()
738 				priv->gpio_chip.base);  in cxd2820r_attach()
740 		*gpio_chip_base = priv->gpio_chip.base;  in cxd2820r_attach()
750 		ret = cxd2820r_gpio(&priv->fe, gpio);  in cxd2820r_attach()
756 	return &priv->fe;  in cxd2820r_attach()
759 	kfree(priv);  in cxd2820r_attach()