782d8b743a
Instead of checking everywhere there for 3 symbols, use instead IS_ENABLED macro. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/*
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Conexant cx24116/cx24118 - DVBS/S2 Satellite demod/tuner driver
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Copyright (C) 2006 Steven Toth <stoth@linuxtv.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 CX24116_H
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#define CX24116_H
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#include <linux/kconfig.h>
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#include <linux/dvb/frontend.h>
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struct cx24116_config {
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/* the demodulator's i2c address */
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u8 demod_address;
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/* Need to set device param for start_dma */
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int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
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/* Need to reset device during firmware loading */
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int (*reset_device)(struct dvb_frontend *fe);
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/* Need to set MPEG parameters */
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u8 mpg_clk_pos_pol:0x02;
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/* max bytes I2C provider can write at once */
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u16 i2c_wr_max;
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};
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#if IS_ENABLED(CONFIG_DVB_CX24116)
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extern struct dvb_frontend *cx24116_attach(
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const struct cx24116_config *config,
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struct i2c_adapter *i2c);
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#else
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static inline struct dvb_frontend *cx24116_attach(
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const struct cx24116_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
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#endif /* CX24116_H */
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