[media] common: move media/common/tuners to media/tuners

Move the tuners one level up, as the "common" directory will be used
by drivers that are shared between more than one driver.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 0 insertions, 524 deletions

diff --git a/drivers/media/common/tuners/fc0011.c b/drivers/media/common/tuners/fc0011.c
deleted file mode 100644
index e4882546c28..00000000000
--- a/drivers/media/common/tuners/fc0011.c
+++ /dev/null
@@ -1,524 +0,0 @@
-/*
- * Fitipower FC0011 tuner driver
- *
- * Copyright (C) 2012 Michael Buesch <m@bues.ch>
- *
- * Derived from FC0012 tuner driver:
- * Copyright (C) 2012 Hans-Frieder Vogt <hfvogt@gmx.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include "fc0011.h"
-
-
-/* Tuner registers */
-enum {
-	FC11_REG_0,
-	FC11_REG_FA,		/* FA */
-	FC11_REG_FP,		/* FP */
-	FC11_REG_XINHI,		/* XIN high 8 bit */
-	FC11_REG_XINLO,		/* XIN low 8 bit */
-	FC11_REG_VCO,		/* VCO */
-	FC11_REG_VCOSEL,	/* VCO select */
-	FC11_REG_7,		/* Unknown tuner reg 7 */
-	FC11_REG_8,		/* Unknown tuner reg 8 */
-	FC11_REG_9,
-	FC11_REG_10,		/* Unknown tuner reg 10 */
-	FC11_REG_11,		/* Unknown tuner reg 11 */
-	FC11_REG_12,
-	FC11_REG_RCCAL,		/* RC calibrate */
-	FC11_REG_VCOCAL,	/* VCO calibrate */
-	FC11_REG_15,
-	FC11_REG_16,		/* Unknown tuner reg 16 */
-	FC11_REG_17,
-
-	FC11_NR_REGS,		/* Number of registers */
-};
-
-enum FC11_REG_VCOSEL_bits {
-	FC11_VCOSEL_2		= 0x08, /* VCO select 2 */
-	FC11_VCOSEL_1		= 0x10, /* VCO select 1 */
-	FC11_VCOSEL_CLKOUT	= 0x20, /* Fix clock out */
-	FC11_VCOSEL_BW7M	= 0x40, /* 7MHz bw */
-	FC11_VCOSEL_BW6M	= 0x80, /* 6MHz bw */
-};
-
-enum FC11_REG_RCCAL_bits {
-	FC11_RCCAL_FORCE	= 0x10, /* force */
-};
-
-enum FC11_REG_VCOCAL_bits {
-	FC11_VCOCAL_RUN		= 0,	/* VCO calibration run */
-	FC11_VCOCAL_VALUEMASK	= 0x3F,	/* VCO calibration value mask */
-	FC11_VCOCAL_OK		= 0x40,	/* VCO calibration Ok */
-	FC11_VCOCAL_RESET	= 0x80, /* VCO calibration reset */
-};
-
-
-struct fc0011_priv {
-	struct i2c_adapter *i2c;
-	u8 addr;
-
-	u32 frequency;
-	u32 bandwidth;
-};
-
-
-static int fc0011_writereg(struct fc0011_priv *priv, u8 reg, u8 val)
-{
-	u8 buf[2] = { reg, val };
-	struct i2c_msg msg = { .addr = priv->addr,
-		.flags = 0, .buf = buf, .len = 2 };
-
-	if (i2c_transfer(priv->i2c, &msg, 1) != 1) {
-		dev_err(&priv->i2c->dev,
-			"I2C write reg failed, reg: %02x, val: %02x\n",
-			reg, val);
-		return -EIO;
-	}
-
-	return 0;
-}
-
-static int fc0011_readreg(struct fc0011_priv *priv, u8 reg, u8 *val)
-{
-	u8 dummy;
-	struct i2c_msg msg[2] = {
-		{ .addr = priv->addr,
-		  .flags = 0, .buf = &reg, .len = 1 },
-		{ .addr = priv->addr,
-		  .flags = I2C_M_RD, .buf = val ? : &dummy, .len = 1 },
-	};
-
-	if (i2c_transfer(priv->i2c, msg, 2) != 2) {
-		dev_err(&priv->i2c->dev,
-			"I2C read failed, reg: %02x\n", reg);
-		return -EIO;
-	}
-
-	return 0;
-}
-
-static int fc0011_release(struct dvb_frontend *fe)
-{
-	kfree(fe->tuner_priv);
-	fe->tuner_priv = NULL;
-
-	return 0;
-}
-
-static int fc0011_init(struct dvb_frontend *fe)
-{
-	struct fc0011_priv *priv = fe->tuner_priv;
-	int err;
-
-	if (WARN_ON(!fe->callback))
-		return -EINVAL;
-
-	err = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
-			   FC0011_FE_CALLBACK_POWER, priv->addr);
-	if (err) {
-		dev_err(&priv->i2c->dev, "Power-on callback failed\n");
-		return err;
-	}
-	err = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
-			   FC0011_FE_CALLBACK_RESET, priv->addr);
-	if (err) {
-		dev_err(&priv->i2c->dev, "Reset callback failed\n");
-		return err;
-	}
-
-	return 0;
-}
-
-/* Initiate VCO calibration */
-static int fc0011_vcocal_trigger(struct fc0011_priv *priv)
-{
-	int err;
-
-	err = fc0011_writereg(priv, FC11_REG_VCOCAL, FC11_VCOCAL_RESET);
-	if (err)
-		return err;
-	err = fc0011_writereg(priv, FC11_REG_VCOCAL, FC11_VCOCAL_RUN);
-	if (err)
-		return err;
-
-	return 0;
-}
-
-/* Read VCO calibration value */
-static int fc0011_vcocal_read(struct fc0011_priv *priv, u8 *value)
-{
-	int err;
-
-	err = fc0011_writereg(priv, FC11_REG_VCOCAL, FC11_VCOCAL_RUN);
-	if (err)
-		return err;
-	usleep_range(10000, 20000);
-	err = fc0011_readreg(priv, FC11_REG_VCOCAL, value);
-	if (err)
-		return err;
-
-	return 0;
-}
-
-static int fc0011_set_params(struct dvb_frontend *fe)
-{
-	struct dtv_frontend_properties *p = &fe->dtv_property_cache;
-	struct fc0011_priv *priv = fe->tuner_priv;
-	int err;
-	unsigned int i, vco_retries;
-	u32 freq = p->frequency / 1000;
-	u32 bandwidth = p->bandwidth_hz / 1000;
-	u32 fvco, xin, xdiv, xdivr;
-	u16 frac;
-	u8 fa, fp, vco_sel, vco_cal;
-	u8 regs[FC11_NR_REGS] = { };
-
-	regs[FC11_REG_7] = 0x0F;
-	regs[FC11_REG_8] = 0x3E;
-	regs[FC11_REG_10] = 0xB8;
-	regs[FC11_REG_11] = 0x80;
-	regs[FC11_REG_RCCAL] = 0x04;
-	err = fc0011_writereg(priv, FC11_REG_7, regs[FC11_REG_7]);
-	err |= fc0011_writereg(priv, FC11_REG_8, regs[FC11_REG_8]);
-	err |= fc0011_writereg(priv, FC11_REG_10, regs[FC11_REG_10]);
-	err |= fc0011_writereg(priv, FC11_REG_11, regs[FC11_REG_11]);
-	err |= fc0011_writereg(priv, FC11_REG_RCCAL, regs[FC11_REG_RCCAL]);
-	if (err)
-		return -EIO;
-
-	/* Set VCO freq and VCO div */
-	if (freq < 54000) {
-		fvco = freq * 64;
-		regs[FC11_REG_VCO] = 0x82;
-	} else if (freq < 108000) {
-		fvco = freq * 32;
-		regs[FC11_REG_VCO] = 0x42;
-	} else if (freq < 216000) {
-		fvco = freq * 16;
-		regs[FC11_REG_VCO] = 0x22;
-	} else if (freq < 432000) {
-		fvco = freq * 8;
-		regs[FC11_REG_VCO] = 0x12;
-	} else {
-		fvco = freq * 4;
-		regs[FC11_REG_VCO] = 0x0A;
-	}
-
-	/* Calc XIN. The PLL reference frequency is 18 MHz. */
-	xdiv = fvco / 18000;
-	frac = fvco - xdiv * 18000;
-	frac = (frac << 15) / 18000;
-	if (frac >= 16384)
-		frac += 32786;
-	if (!frac)
-		xin = 0;
-	else if (frac < 511)
-		xin = 512;
-	else if (frac < 65026)
-		xin = frac;
-	else
-		xin = 65024;
-	regs[FC11_REG_XINHI] = xin >> 8;
-	regs[FC11_REG_XINLO] = xin;
-
-	/* Calc FP and FA */
-	xdivr = xdiv;
-	if (fvco - xdiv * 18000 >= 9000)
-		xdivr += 1; /* round */
-	fp = xdivr / 8;
-	fa = xdivr - fp * 8;
-	if (fa < 2) {
-		fp -= 1;
-		fa += 8;
-	}
-	if (fp > 0x1F) {
-		fp &= 0x1F;
-		fa &= 0xF;
-	}
-	if (fa >= fp) {
-		dev_warn(&priv->i2c->dev,
-			 "fa %02X >= fp %02X, but trying to continue\n",
-			 (unsigned int)(u8)fa, (unsigned int)(u8)fp);
-	}
-	regs[FC11_REG_FA] = fa;
-	regs[FC11_REG_FP] = fp;
-
-	/* Select bandwidth */
-	switch (bandwidth) {
-	case 8000:
-		break;
-	case 7000:
-		regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_BW7M;
-		break;
-	default:
-		dev_warn(&priv->i2c->dev, "Unsupported bandwidth %u kHz. "
-			 "Using 6000 kHz.\n",
-			 bandwidth);
-		bandwidth = 6000;
-		/* fallthrough */
-	case 6000:
-		regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_BW6M;
-		break;
-	}
-
-	/* Pre VCO select */
-	if (fvco < 2320000) {
-		vco_sel = 0;
-		regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-	} else if (fvco < 3080000) {
-		vco_sel = 1;
-		regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-		regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_1;
-	} else {
-		vco_sel = 2;
-		regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-		regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_2;
-	}
-
-	/* Fix for low freqs */
-	if (freq < 45000) {
-		regs[FC11_REG_FA] = 0x6;
-		regs[FC11_REG_FP] = 0x11;
-	}
-
-	/* Clock out fix */
-	regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_CLKOUT;
-
-	/* Write the cached registers */
-	for (i = FC11_REG_FA; i <= FC11_REG_VCOSEL; i++) {
-		err = fc0011_writereg(priv, i, regs[i]);
-		if (err)
-			return err;
-	}
-
-	/* VCO calibration */
-	err = fc0011_vcocal_trigger(priv);
-	if (err)
-		return err;
-	err = fc0011_vcocal_read(priv, &vco_cal);
-	if (err)
-		return err;
-	vco_retries = 0;
-	while (!(vco_cal & FC11_VCOCAL_OK) && vco_retries < 3) {
-		/* Reset the tuner and try again */
-		err = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
-				   FC0011_FE_CALLBACK_RESET, priv->addr);
-		if (err) {
-			dev_err(&priv->i2c->dev, "Failed to reset tuner\n");
-			return err;
-		}
-		/* Reinit tuner config */
-		err = 0;
-		for (i = FC11_REG_FA; i <= FC11_REG_VCOSEL; i++)
-			err |= fc0011_writereg(priv, i, regs[i]);
-		err |= fc0011_writereg(priv, FC11_REG_7, regs[FC11_REG_7]);
-		err |= fc0011_writereg(priv, FC11_REG_8, regs[FC11_REG_8]);
-		err |= fc0011_writereg(priv, FC11_REG_10, regs[FC11_REG_10]);
-		err |= fc0011_writereg(priv, FC11_REG_11, regs[FC11_REG_11]);
-		err |= fc0011_writereg(priv, FC11_REG_RCCAL, regs[FC11_REG_RCCAL]);
-		if (err)
-			return -EIO;
-		/* VCO calibration */
-		err = fc0011_vcocal_trigger(priv);
-		if (err)
-			return err;
-		err = fc0011_vcocal_read(priv, &vco_cal);
-		if (err)
-			return err;
-		vco_retries++;
-	}
-	if (!(vco_cal & FC11_VCOCAL_OK)) {
-		dev_err(&priv->i2c->dev,
-			"Failed to read VCO calibration value (got %02X)\n",
-			(unsigned int)vco_cal);
-		return -EIO;
-	}
-	vco_cal &= FC11_VCOCAL_VALUEMASK;
-
-	switch (vco_sel) {
-	case 0:
-		if (vco_cal < 8) {
-			regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-			regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_1;
-			err = fc0011_writereg(priv, FC11_REG_VCOSEL,
-					      regs[FC11_REG_VCOSEL]);
-			if (err)
-				return err;
-			err = fc0011_vcocal_trigger(priv);
-			if (err)
-				return err;
-		} else {
-			regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-			err = fc0011_writereg(priv, FC11_REG_VCOSEL,
-					      regs[FC11_REG_VCOSEL]);
-			if (err)
-				return err;
-		}
-		break;
-	case 1:
-		if (vco_cal < 5) {
-			regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-			regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_2;
-			err = fc0011_writereg(priv, FC11_REG_VCOSEL,
-					      regs[FC11_REG_VCOSEL]);
-			if (err)
-				return err;
-			err = fc0011_vcocal_trigger(priv);
-			if (err)
-				return err;
-		} else if (vco_cal <= 48) {
-			regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-			regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_1;
-			err = fc0011_writereg(priv, FC11_REG_VCOSEL,
-					      regs[FC11_REG_VCOSEL]);
-			if (err)
-				return err;
-		} else {
-			regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-			err = fc0011_writereg(priv, FC11_REG_VCOSEL,
-					      regs[FC11_REG_VCOSEL]);
-			if (err)
-				return err;
-			err = fc0011_vcocal_trigger(priv);
-			if (err)
-				return err;
-		}
-		break;
-	case 2:
-		if (vco_cal > 53) {
-			regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-			regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_1;
-			err = fc0011_writereg(priv, FC11_REG_VCOSEL,
-					      regs[FC11_REG_VCOSEL]);
-			if (err)
-				return err;
-			err = fc0011_vcocal_trigger(priv);
-			if (err)
-				return err;
-		} else {
-			regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2);
-			regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_2;
-			err = fc0011_writereg(priv, FC11_REG_VCOSEL,
-					      regs[FC11_REG_VCOSEL]);
-			if (err)
-				return err;
-		}
-		break;
-	}
-	err = fc0011_vcocal_read(priv, NULL);
-	if (err)
-		return err;
-	usleep_range(10000, 50000);
-
-	err = fc0011_readreg(priv, FC11_REG_RCCAL, &regs[FC11_REG_RCCAL]);
-	if (err)
-		return err;
-	regs[FC11_REG_RCCAL] |= FC11_RCCAL_FORCE;
-	err = fc0011_writereg(priv, FC11_REG_RCCAL, regs[FC11_REG_RCCAL]);
-	if (err)
-		return err;
-	err = fc0011_writereg(priv, FC11_REG_16, 0xB);
-	if (err)
-		return err;
-
-	dev_dbg(&priv->i2c->dev, "Tuned to "
-		"fa=%02X fp=%02X xin=%02X%02X vco=%02X vcosel=%02X "
-		"vcocal=%02X(%u) bw=%u\n",
-		(unsigned int)regs[FC11_REG_FA],
-		(unsigned int)regs[FC11_REG_FP],
-		(unsigned int)regs[FC11_REG_XINHI],
-		(unsigned int)regs[FC11_REG_XINLO],
-		(unsigned int)regs[FC11_REG_VCO],
-		(unsigned int)regs[FC11_REG_VCOSEL],
-		(unsigned int)vco_cal, vco_retries,
-		(unsigned int)bandwidth);
-
-	priv->frequency = p->frequency;
-	priv->bandwidth = p->bandwidth_hz;
-
-	return 0;
-}
-
-static int fc0011_get_frequency(struct dvb_frontend *fe, u32 *frequency)
-{
-	struct fc0011_priv *priv = fe->tuner_priv;
-
-	*frequency = priv->frequency;
-
-	return 0;
-}
-
-static int fc0011_get_if_frequency(struct dvb_frontend *fe, u32 *frequency)
-{
-	*frequency = 0;
-
-	return 0;
-}
-
-static int fc0011_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
-{
-	struct fc0011_priv *priv = fe->tuner_priv;
-
-	*bandwidth = priv->bandwidth;
-
-	return 0;
-}
-
-static const struct dvb_tuner_ops fc0011_tuner_ops = {
-	.info = {
-		.name		= "Fitipower FC0011",
-
-		.frequency_min	= 45000000,
-		.frequency_max	= 1000000000,
-	},
-
-	.release		= fc0011_release,
-	.init			= fc0011_init,
-
-	.set_params		= fc0011_set_params,
-
-	.get_frequency		= fc0011_get_frequency,
-	.get_if_frequency	= fc0011_get_if_frequency,
-	.get_bandwidth		= fc0011_get_bandwidth,
-};
-
-struct dvb_frontend *fc0011_attach(struct dvb_frontend *fe,
-				   struct i2c_adapter *i2c,
-				   const struct fc0011_config *config)
-{
-	struct fc0011_priv *priv;
-
-	priv = kzalloc(sizeof(struct fc0011_priv), GFP_KERNEL);
-	if (!priv)
-		return NULL;
-
-	priv->i2c = i2c;
-	priv->addr = config->i2c_address;
-
-	fe->tuner_priv = priv;
-	fe->ops.tuner_ops = fc0011_tuner_ops;
-
-	dev_info(&priv->i2c->dev, "Fitipower FC0011 tuner attached\n");
-
-	return fe;
-}
-EXPORT_SYMBOL(fc0011_attach);
-
-MODULE_DESCRIPTION("Fitipower FC0011 silicon tuner driver");
-MODULE_AUTHOR("Michael Buesch <m@bues.ch>");
-MODULE_LICENSE("GPL");