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2a5f2705c9
Add missing 'inline' to fix this compiler warning:
In file included from drivers/media/common/b2c2/flexcop-fe-tuner.c:21:0:
drivers/media/dvb-frontends/lgdt330x.h:61:22: warning: 'lgdt330x_attach' defined but not used [-Wunused-function]
struct dvb_frontend *lgdt330x_attach(const struct lgdt330x_config *config,
^~~~~~~~~~~~~~~
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Suggested-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
/*
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* Support for LGDT3302 and LGDT3303 - VSB/QAM
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*
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* Copyright (C) 2005 Wilson Michaels <wilsonmichaels@earthlink.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef LGDT330X_H
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#define LGDT330X_H
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#include <linux/dvb/frontend.h>
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typedef enum lg_chip_t {
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UNDEFINED,
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LGDT3302,
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LGDT3303
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}lg_chip_type;
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/**
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* struct lgdt330x_config - contains lgdt330x configuration
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*
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* @demod_chip: LG demodulator chip LGDT3302 or LGDT3303
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* @serial_mpeg: MPEG hardware interface - 0:parallel 1:serial
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* @pll_rf_set: Callback function to set PLL interface
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* @set_ts_params: Callback function to set device param for start_dma
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* @clock_polarity_flip:
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* Flip the polarity of the mpeg data transfer clock using alternate
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* init data.
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* This option applies ONLY to LGDT3303 - 0:disabled (default) 1:enabled
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* @get_dvb_frontend:
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* returns the frontend associated with this I2C client.
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* Filled by the driver.
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*/
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struct lgdt330x_config
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{
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lg_chip_type demod_chip;
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int serial_mpeg;
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int (*pll_rf_set) (struct dvb_frontend* fe, int index);
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int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
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int clock_polarity_flip;
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struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
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};
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#if IS_REACHABLE(CONFIG_DVB_LGDT330X)
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struct dvb_frontend *lgdt330x_attach(const struct lgdt330x_config *config,
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u8 demod_address,
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struct i2c_adapter *i2c);
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#else
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static inline
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struct dvb_frontend *lgdt330x_attach(const struct lgdt330x_config *config,
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u8 demod_address,
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struct i2c_adapter *i2c)
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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_LGDT330X
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#endif /* LGDT330X_H */
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