75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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TDA10021/TDA10023 - Single Chip Cable Channel Receiver driver module
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used on the Siemens DVB-C cards
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Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de>
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Copyright (C) 2004 Markus Schulz <msc@antzsystem.de>
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Support for TDA10021
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*/
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#ifndef TDA1002x_H
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#define TDA1002x_H
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#include <linux/dvb/frontend.h>
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struct tda1002x_config {
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/* the demodulator's i2c address */
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u8 demod_address;
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u8 invert;
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};
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enum tda10023_output_mode {
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TDA10023_OUTPUT_MODE_PARALLEL_A = 0xe0,
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TDA10023_OUTPUT_MODE_PARALLEL_B = 0xa1,
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TDA10023_OUTPUT_MODE_PARALLEL_C = 0xa0,
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TDA10023_OUTPUT_MODE_SERIAL, /* TODO: not implemented */
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};
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struct tda10023_config {
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/* the demodulator's i2c address */
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u8 demod_address;
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u8 invert;
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/* clock settings */
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u32 xtal; /* defaults: 28920000 */
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u8 pll_m; /* defaults: 8 */
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u8 pll_p; /* defaults: 4 */
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u8 pll_n; /* defaults: 1 */
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/* MPEG2 TS output mode */
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u8 output_mode;
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/* input freq offset + baseband conversion type */
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u16 deltaf;
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};
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#if IS_REACHABLE(CONFIG_DVB_TDA10021)
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extern struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
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struct i2c_adapter* i2c, u8 pwm);
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#else
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static inline struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
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struct i2c_adapter* i2c, u8 pwm)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif // CONFIG_DVB_TDA10021
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#if IS_REACHABLE(CONFIG_DVB_TDA10023)
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extern struct dvb_frontend *tda10023_attach(
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const struct tda10023_config *config,
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struct i2c_adapter *i2c, u8 pwm);
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#else
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static inline struct dvb_frontend *tda10023_attach(
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const struct tda10023_config *config,
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struct i2c_adapter *i2c, u8 pwm)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif // CONFIG_DVB_TDA10023
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#endif // TDA1002x_H
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