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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/media/tuners/mt2060.h | |
parent | Initial commit. (diff) | |
download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/media/tuners/mt2060.h')
-rw-r--r-- | drivers/media/tuners/mt2060.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/media/tuners/mt2060.h b/drivers/media/tuners/mt2060.h new file mode 100644 index 000000000..cc534eb41 --- /dev/null +++ b/drivers/media/tuners/mt2060.h @@ -0,0 +1,62 @@ +/* + * Driver for Microtune MT2060 "Single chip dual conversion broadband tuner" + * + * Copyright (c) 2006 Olivier DANET <odanet@caramail.com> + * + * 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. + */ + +#ifndef MT2060_H +#define MT2060_H + +struct dvb_frontend; +struct i2c_adapter; + +/* + * I2C address + * 0x60, ... + */ + +/** + * struct mt2060_platform_data - Platform data for the mt2060 driver + * @clock_out: Clock output setting. 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1. + * @if1: First IF used [MHz]. 0 defaults to 1220. + * @i2c_write_max: Maximum number of bytes I2C adapter can write at once. + * 0 defaults to maximum. + * @dvb_frontend: DVB frontend. + */ + +struct mt2060_platform_data { + u8 clock_out; + u16 if1; + unsigned int i2c_write_max:5; + struct dvb_frontend *dvb_frontend; +}; + + +/* configuration struct for mt2060_attach() */ +struct mt2060_config { + u8 i2c_address; + u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */ +}; + +#if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2060) +extern struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1); +#else +static inline struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif // CONFIG_MEDIA_TUNER_MT2060 + +#endif |