Linux-libre 4.6.2-gnu

1 files changed, 0 insertions, 522 deletions

diff --git a/drivers/staging/media/mn88473/mn88473.c b/drivers/staging/media/mn88473/mn88473.c
deleted file mode 100644
index 18439db24..000000000
--- a/drivers/staging/media/mn88473/mn88473.c
+++ /dev/null
@@ -1,522 +0,0 @@
-/*
- * Panasonic MN88473 DVB-T/T2/C demodulator driver
- *
- * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
- *
- *    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.
- */
-
-#include "mn88473_priv.h"
-
-static int mn88473_get_tune_settings(struct dvb_frontend *fe,
-				     struct dvb_frontend_tune_settings *s)
-{
-	s->min_delay_ms = 1000;
-	return 0;
-}
-
-static int mn88473_set_frontend(struct dvb_frontend *fe)
-{
-	struct i2c_client *client = fe->demodulator_priv;
-	struct mn88473_dev *dev = i2c_get_clientdata(client);
-	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
-	int ret, i;
-	u32 if_frequency;
-	u64 tmp;
-	u8 delivery_system_val, if_val[3], bw_val[7];
-
-	dev_dbg(&client->dev,
-		"delivery_system=%u modulation=%u frequency=%u bandwidth_hz=%u symbol_rate=%u inversion=%d stream_id=%d\n",
-		c->delivery_system,
-		c->modulation,
-		c->frequency,
-		c->bandwidth_hz,
-		c->symbol_rate,
-		c->inversion,
-		c->stream_id);
-
-	if (!dev->warm) {
-		ret = -EAGAIN;
-		goto err;
-	}
-
-	switch (c->delivery_system) {
-	case SYS_DVBT:
-		delivery_system_val = 0x02;
-		break;
-	case SYS_DVBT2:
-		delivery_system_val = 0x03;
-		break;
-	case SYS_DVBC_ANNEX_A:
-		delivery_system_val = 0x04;
-		break;
-	default:
-		ret = -EINVAL;
-		goto err;
-	}
-
-	if (c->bandwidth_hz <= 6000000) {
-		memcpy(bw_val, "\xe9\x55\x55\x1c\x29\x1c\x29", 7);
-	} else if (c->bandwidth_hz <= 7000000) {
-		memcpy(bw_val, "\xc8\x00\x00\x17\x0a\x17\x0a", 7);
-	} else if (c->bandwidth_hz <= 8000000) {
-		memcpy(bw_val, "\xaf\x00\x00\x11\xec\x11\xec", 7);
-	} else {
-		ret = -EINVAL;
-		goto err;
-	}
-
-	/* program tuner */
-	if (fe->ops.tuner_ops.set_params) {
-		ret = fe->ops.tuner_ops.set_params(fe);
-		if (ret)
-			goto err;
-	}
-
-	if (fe->ops.tuner_ops.get_if_frequency) {
-		ret = fe->ops.tuner_ops.get_if_frequency(fe, &if_frequency);
-		if (ret)
-			goto err;
-
-		dev_dbg(&client->dev, "get_if_frequency=%d\n", if_frequency);
-	} else {
-		if_frequency = 0;
-	}
-
-	/* Calculate IF registers ( (1<<24)*IF / Xtal ) */
-	tmp =  div_u64(if_frequency * (u64)(1<<24) + (dev->xtal / 2),
-				   dev->xtal);
-	if_val[0] = ((tmp >> 16) & 0xff);
-	if_val[1] = ((tmp >>  8) & 0xff);
-	if_val[2] = ((tmp >>  0) & 0xff);
-
-	ret = regmap_write(dev->regmap[2], 0x05, 0x00);
-	ret = regmap_write(dev->regmap[2], 0xfb, 0x13);
-	ret = regmap_write(dev->regmap[2], 0xef, 0x13);
-	ret = regmap_write(dev->regmap[2], 0xf9, 0x13);
-	ret = regmap_write(dev->regmap[2], 0x00, 0x18);
-	ret = regmap_write(dev->regmap[2], 0x01, 0x01);
-	ret = regmap_write(dev->regmap[2], 0x02, 0x21);
-	ret = regmap_write(dev->regmap[2], 0x03, delivery_system_val);
-	ret = regmap_write(dev->regmap[2], 0x0b, 0x00);
-
-	for (i = 0; i < sizeof(if_val); i++) {
-		ret = regmap_write(dev->regmap[2], 0x10 + i, if_val[i]);
-		if (ret)
-			goto err;
-	}
-
-	for (i = 0; i < sizeof(bw_val); i++) {
-		ret = regmap_write(dev->regmap[2], 0x13 + i, bw_val[i]);
-		if (ret)
-			goto err;
-	}
-
-	ret = regmap_write(dev->regmap[2], 0x2d, 0x3b);
-	ret = regmap_write(dev->regmap[2], 0x2e, 0x00);
-	ret = regmap_write(dev->regmap[2], 0x56, 0x0d);
-	ret = regmap_write(dev->regmap[0], 0x01, 0xba);
-	ret = regmap_write(dev->regmap[0], 0x02, 0x13);
-	ret = regmap_write(dev->regmap[0], 0x03, 0x80);
-	ret = regmap_write(dev->regmap[0], 0x04, 0xba);
-	ret = regmap_write(dev->regmap[0], 0x05, 0x91);
-	ret = regmap_write(dev->regmap[0], 0x07, 0xe7);
-	ret = regmap_write(dev->regmap[0], 0x08, 0x28);
-	ret = regmap_write(dev->regmap[0], 0x0a, 0x1a);
-	ret = regmap_write(dev->regmap[0], 0x13, 0x1f);
-	ret = regmap_write(dev->regmap[0], 0x19, 0x03);
-	ret = regmap_write(dev->regmap[0], 0x1d, 0xb0);
-	ret = regmap_write(dev->regmap[0], 0x2a, 0x72);
-	ret = regmap_write(dev->regmap[0], 0x2d, 0x00);
-	ret = regmap_write(dev->regmap[0], 0x3c, 0x00);
-	ret = regmap_write(dev->regmap[0], 0x3f, 0xf8);
-	ret = regmap_write(dev->regmap[0], 0x40, 0xf4);
-	ret = regmap_write(dev->regmap[0], 0x41, 0x08);
-	ret = regmap_write(dev->regmap[0], 0xd2, 0x29);
-	ret = regmap_write(dev->regmap[0], 0xd4, 0x55);
-	ret = regmap_write(dev->regmap[1], 0x10, 0x10);
-	ret = regmap_write(dev->regmap[1], 0x11, 0xab);
-	ret = regmap_write(dev->regmap[1], 0x12, 0x0d);
-	ret = regmap_write(dev->regmap[1], 0x13, 0xae);
-	ret = regmap_write(dev->regmap[1], 0x14, 0x1d);
-	ret = regmap_write(dev->regmap[1], 0x15, 0x9d);
-	ret = regmap_write(dev->regmap[1], 0xbe, 0x08);
-	ret = regmap_write(dev->regmap[2], 0x09, 0x08);
-	ret = regmap_write(dev->regmap[2], 0x08, 0x1d);
-	ret = regmap_write(dev->regmap[0], 0xb2, 0x37);
-	ret = regmap_write(dev->regmap[0], 0xd7, 0x04);
-	ret = regmap_write(dev->regmap[2], 0x32, 0x80);
-	ret = regmap_write(dev->regmap[2], 0x36, 0x00);
-	ret = regmap_write(dev->regmap[2], 0xf8, 0x9f);
-	if (ret)
-		goto err;
-
-	dev->delivery_system = c->delivery_system;
-
-	return 0;
-err:
-	dev_dbg(&client->dev, "failed=%d\n", ret);
-	return ret;
-}
-
-static int mn88473_read_status(struct dvb_frontend *fe, enum fe_status *status)
-{
-	struct i2c_client *client = fe->demodulator_priv;
-	struct mn88473_dev *dev = i2c_get_clientdata(client);
-	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
-	int ret;
-	unsigned int utmp;
-	int lock = 0;
-
-	*status = 0;
-
-	if (!dev->warm) {
-		ret = -EAGAIN;
-		goto err;
-	}
-
-	switch (c->delivery_system) {
-	case SYS_DVBT:
-		ret = regmap_read(dev->regmap[0], 0x62, &utmp);
-		if (ret)
-			goto err;
-		if (!(utmp & 0xA0)) {
-			if ((utmp & 0xF) >= 0x03)
-				*status |= FE_HAS_SIGNAL;
-			if ((utmp & 0xF) >= 0x09)
-				lock = 1;
-		}
-		break;
-	case SYS_DVBT2:
-		ret = regmap_read(dev->regmap[2], 0x8B, &utmp);
-		if (ret)
-			goto err;
-		if (!(utmp & 0x40)) {
-			if ((utmp & 0xF) >= 0x07)
-				*status |= FE_HAS_SIGNAL;
-			if ((utmp & 0xF) >= 0x0a)
-				*status |= FE_HAS_CARRIER;
-			if ((utmp & 0xF) >= 0x0d)
-				*status |= FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_LOCK;
-		}
-		break;
-	case SYS_DVBC_ANNEX_A:
-		ret = regmap_read(dev->regmap[1], 0x85, &utmp);
-		if (ret)
-			goto err;
-		if (!(utmp & 0x40)) {
-			ret = regmap_read(dev->regmap[1], 0x89, &utmp);
-			if (ret)
-				goto err;
-			if (utmp & 0x01)
-				lock = 1;
-		}
-		break;
-	default:
-		ret = -EINVAL;
-		goto err;
-	}
-
-	if (lock)
-		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI |
-				FE_HAS_SYNC | FE_HAS_LOCK;
-
-	return 0;
-err:
-	dev_dbg(&client->dev, "failed=%d\n", ret);
-	return ret;
-}
-
-static int mn88473_init(struct dvb_frontend *fe)
-{
-	struct i2c_client *client = fe->demodulator_priv;
-	struct mn88473_dev *dev = i2c_get_clientdata(client);
-	int ret, len, remaining;
-	const struct firmware *fw = NULL;
-	u8 *fw_file = MN88473_FIRMWARE;
-	unsigned int tmp;
-
-	dev_dbg(&client->dev, "\n");
-
-	/* set cold state by default */
-	dev->warm = false;
-
-	/* check if firmware is already running */
-	ret = regmap_read(dev->regmap[0], 0xf5, &tmp);
-	if (ret)
-		goto err;
-
-	if (!(tmp & 0x1)) {
-		dev_info(&client->dev, "firmware already running\n");
-		dev->warm = true;
-		return 0;
-	}
-
-	/* request the firmware, this will block and timeout */
-	ret = reject_firmware(&fw, fw_file, &client->dev);
-	if (ret) {
-		dev_err(&client->dev, "firmare file '%s' not found\n", fw_file);
-		goto err_request_firmware;
-	}
-
-	dev_info(&client->dev, "downloading firmware from file '%s'\n",
-		 fw_file);
-
-	ret = regmap_write(dev->regmap[0], 0xf5, 0x03);
-	if (ret)
-		goto err;
-
-	for (remaining = fw->size; remaining > 0;
-			remaining -= (dev->i2c_wr_max - 1)) {
-		len = remaining;
-		if (len > (dev->i2c_wr_max - 1))
-			len = dev->i2c_wr_max - 1;
-
-		ret = regmap_bulk_write(dev->regmap[0], 0xf6,
-					&fw->data[fw->size - remaining], len);
-		if (ret) {
-			dev_err(&client->dev, "firmware download failed=%d\n",
-				ret);
-			goto err;
-		}
-	}
-
-	/* parity check of firmware */
-	ret = regmap_read(dev->regmap[0], 0xf8, &tmp);
-	if (ret) {
-		dev_err(&client->dev,
-				"parity reg read failed=%d\n", ret);
-		goto err;
-	}
-	if (tmp & 0x10) {
-		dev_err(&client->dev,
-				"firmware parity check failed=0x%x\n", tmp);
-		goto err;
-	}
-	dev_err(&client->dev, "firmware parity check succeeded=0x%x\n", tmp);
-
-	ret = regmap_write(dev->regmap[0], 0xf5, 0x00);
-	if (ret)
-		goto err;
-
-	release_firmware(fw);
-	fw = NULL;
-
-	/* warm state */
-	dev->warm = true;
-
-	return 0;
-
-err:
-	release_firmware(fw);
-err_request_firmware:
-	dev_dbg(&client->dev, "failed=%d\n", ret);
-	return ret;
-}
-
-static int mn88473_sleep(struct dvb_frontend *fe)
-{
-	struct i2c_client *client = fe->demodulator_priv;
-	struct mn88473_dev *dev = i2c_get_clientdata(client);
-	int ret;
-
-	dev_dbg(&client->dev, "\n");
-
-	ret = regmap_write(dev->regmap[2], 0x05, 0x3e);
-	if (ret)
-		goto err;
-
-	dev->delivery_system = SYS_UNDEFINED;
-
-	return 0;
-err:
-	dev_dbg(&client->dev, "failed=%d\n", ret);
-	return ret;
-}
-
-static struct dvb_frontend_ops mn88473_ops = {
-	.delsys = {SYS_DVBT, SYS_DVBT2, SYS_DVBC_ANNEX_AC},
-	.info = {
-		.name = "Panasonic MN88473",
-		.symbol_rate_min = 1000000,
-		.symbol_rate_max = 7200000,
-		.caps =	FE_CAN_FEC_1_2                 |
-			FE_CAN_FEC_2_3                 |
-			FE_CAN_FEC_3_4                 |
-			FE_CAN_FEC_5_6                 |
-			FE_CAN_FEC_7_8                 |
-			FE_CAN_FEC_AUTO                |
-			FE_CAN_QPSK                    |
-			FE_CAN_QAM_16                  |
-			FE_CAN_QAM_32                  |
-			FE_CAN_QAM_64                  |
-			FE_CAN_QAM_128                 |
-			FE_CAN_QAM_256                 |
-			FE_CAN_QAM_AUTO                |
-			FE_CAN_TRANSMISSION_MODE_AUTO  |
-			FE_CAN_GUARD_INTERVAL_AUTO     |
-			FE_CAN_HIERARCHY_AUTO          |
-			FE_CAN_MUTE_TS                 |
-			FE_CAN_2G_MODULATION           |
-			FE_CAN_MULTISTREAM
-	},
-
-	.get_tune_settings = mn88473_get_tune_settings,
-
-	.init = mn88473_init,
-	.sleep = mn88473_sleep,
-
-	.set_frontend = mn88473_set_frontend,
-
-	.read_status = mn88473_read_status,
-};
-
-static int mn88473_probe(struct i2c_client *client,
-			 const struct i2c_device_id *id)
-{
-	struct mn88473_config *config = client->dev.platform_data;
-	struct mn88473_dev *dev;
-	int ret;
-	unsigned int utmp;
-	static const struct regmap_config regmap_config = {
-		.reg_bits = 8,
-		.val_bits = 8,
-	};
-
-	dev_dbg(&client->dev, "\n");
-
-	/* Caller really need to provide pointer for frontend we create. */
-	if (config->fe == NULL) {
-		dev_err(&client->dev, "frontend pointer not defined\n");
-		ret = -EINVAL;
-		goto err;
-	}
-
-	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
-	if (dev == NULL) {
-		ret = -ENOMEM;
-		goto err;
-	}
-
-	dev->i2c_wr_max = config->i2c_wr_max;
-	if (!config->xtal)
-		dev->xtal = 25000000;
-	else
-		dev->xtal = config->xtal;
-	dev->client[0] = client;
-	dev->regmap[0] = regmap_init_i2c(dev->client[0], &regmap_config);
-	if (IS_ERR(dev->regmap[0])) {
-		ret = PTR_ERR(dev->regmap[0]);
-		goto err_kfree;
-	}
-
-	/* check demod answers to I2C */
-	ret = regmap_read(dev->regmap[0], 0x00, &utmp);
-	if (ret)
-		goto err_regmap_0_regmap_exit;
-
-	/*
-	 * Chip has three I2C addresses for different register pages. Used
-	 * addresses are 0x18, 0x1a and 0x1c. We register two dummy clients,
-	 * 0x1a and 0x1c, in order to get own I2C client for each register page.
-	 */
-	dev->client[1] = i2c_new_dummy(client->adapter, 0x1a);
-	if (dev->client[1] == NULL) {
-		ret = -ENODEV;
-		dev_err(&client->dev, "I2C registration failed\n");
-		if (ret)
-			goto err_regmap_0_regmap_exit;
-	}
-	dev->regmap[1] = regmap_init_i2c(dev->client[1], &regmap_config);
-	if (IS_ERR(dev->regmap[1])) {
-		ret = PTR_ERR(dev->regmap[1]);
-		goto err_client_1_i2c_unregister_device;
-	}
-	i2c_set_clientdata(dev->client[1], dev);
-
-	dev->client[2] = i2c_new_dummy(client->adapter, 0x1c);
-	if (dev->client[2] == NULL) {
-		ret = -ENODEV;
-		dev_err(&client->dev, "2nd I2C registration failed\n");
-		if (ret)
-			goto err_regmap_1_regmap_exit;
-	}
-	dev->regmap[2] = regmap_init_i2c(dev->client[2], &regmap_config);
-	if (IS_ERR(dev->regmap[2])) {
-		ret = PTR_ERR(dev->regmap[2]);
-		goto err_client_2_i2c_unregister_device;
-	}
-	i2c_set_clientdata(dev->client[2], dev);
-
-	/* create dvb_frontend */
-	memcpy(&dev->fe.ops, &mn88473_ops, sizeof(struct dvb_frontend_ops));
-	dev->fe.demodulator_priv = client;
-	*config->fe = &dev->fe;
-	i2c_set_clientdata(client, dev);
-
-	dev_info(&dev->client[0]->dev, "Panasonic MN88473 successfully attached\n");
-	return 0;
-
-err_client_2_i2c_unregister_device:
-	i2c_unregister_device(dev->client[2]);
-err_regmap_1_regmap_exit:
-	regmap_exit(dev->regmap[1]);
-err_client_1_i2c_unregister_device:
-	i2c_unregister_device(dev->client[1]);
-err_regmap_0_regmap_exit:
-	regmap_exit(dev->regmap[0]);
-err_kfree:
-	kfree(dev);
-err:
-	dev_dbg(&client->dev, "failed=%d\n", ret);
-	return ret;
-}
-
-static int mn88473_remove(struct i2c_client *client)
-{
-	struct mn88473_dev *dev = i2c_get_clientdata(client);
-
-	dev_dbg(&client->dev, "\n");
-
-	regmap_exit(dev->regmap[2]);
-	i2c_unregister_device(dev->client[2]);
-
-	regmap_exit(dev->regmap[1]);
-	i2c_unregister_device(dev->client[1]);
-
-	regmap_exit(dev->regmap[0]);
-
-	kfree(dev);
-
-	return 0;
-}
-
-static const struct i2c_device_id mn88473_id_table[] = {
-	{"mn88473", 0},
-	{}
-};
-MODULE_DEVICE_TABLE(i2c, mn88473_id_table);
-
-static struct i2c_driver mn88473_driver = {
-	.driver = {
-		.name	= "mn88473",
-	},
-	.probe		= mn88473_probe,
-	.remove		= mn88473_remove,
-	.id_table	= mn88473_id_table,
-};
-
-module_i2c_driver(mn88473_driver);
-
-MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
-MODULE_DESCRIPTION("Panasonic MN88473 DVB-T/T2/C demodulator driver");
-MODULE_LICENSE("GPL");
-/*(DEBLOBBED)*/