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782d8b743a
Instead of checking everywhere there for 3 symbols, use instead IS_ENABLED macro. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
91 lines
2.3 KiB
C
91 lines
2.3 KiB
C
/*
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NXP TDA10048HN DVB OFDM demodulator driver
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Copyright (C) 2009 Steven Toth <stoth@kernellabs.com>
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef TDA10048_H
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#define TDA10048_H
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#include <linux/kconfig.h>
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#include <linux/dvb/frontend.h>
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#include <linux/firmware.h>
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struct tda10048_config {
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/* the demodulator's i2c address */
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u8 demod_address;
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/* serial/parallel output */
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#define TDA10048_PARALLEL_OUTPUT 0
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#define TDA10048_SERIAL_OUTPUT 1
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u8 output_mode;
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#define TDA10048_BULKWRITE_200 200
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#define TDA10048_BULKWRITE_50 50
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u8 fwbulkwritelen;
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/* Spectral Inversion */
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#define TDA10048_INVERSION_OFF 0
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#define TDA10048_INVERSION_ON 1
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u8 inversion;
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#define TDA10048_IF_3300 3300
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#define TDA10048_IF_3500 3500
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#define TDA10048_IF_3800 3800
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#define TDA10048_IF_4000 4000
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#define TDA10048_IF_4300 4300
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#define TDA10048_IF_4500 4500
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#define TDA10048_IF_4750 4750
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#define TDA10048_IF_5000 5000
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#define TDA10048_IF_36130 36130
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u16 dtv6_if_freq_khz;
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u16 dtv7_if_freq_khz;
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u16 dtv8_if_freq_khz;
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#define TDA10048_CLK_4000 4000
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#define TDA10048_CLK_16000 16000
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u16 clk_freq_khz;
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/* Disable I2C gate access */
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u8 disable_gate_access;
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bool no_firmware;
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bool set_pll;
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u8 pll_m;
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u8 pll_p;
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u8 pll_n;
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};
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#if IS_ENABLED(CONFIG_DVB_TDA10048)
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extern struct dvb_frontend *tda10048_attach(
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const struct tda10048_config *config,
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struct i2c_adapter *i2c);
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#else
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static inline struct dvb_frontend *tda10048_attach(
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const struct tda10048_config *config,
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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_TDA10048 */
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#endif /* TDA10048_H */
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