mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-11-01 00:48:50 +00:00
782d8b743a
Instead of checking everywhere there for 3 symbols, use instead IS_ENABLED macro. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/*
|
|
* HDIC HD29L2 DMB-TH demodulator driver
|
|
*
|
|
* Copyright (C) 2011 Metropolia University of Applied Sciences, Electria R&D
|
|
*
|
|
* Author: Antti Palosaari <crope@iki.fi>
|
|
*
|
|
* 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
|
|
#ifndef HD29L2_H
|
|
#define HD29L2_H
|
|
|
|
#include <linux/kconfig.h>
|
|
#include <linux/dvb/frontend.h>
|
|
|
|
struct hd29l2_config {
|
|
/*
|
|
* demodulator I2C address
|
|
*/
|
|
u8 i2c_addr;
|
|
|
|
/*
|
|
* tuner I2C address
|
|
* only needed when tuner is behind demod I2C-gate
|
|
*/
|
|
u8 tuner_i2c_addr;
|
|
|
|
/*
|
|
* TS settings
|
|
*/
|
|
#define HD29L2_TS_SERIAL 0x00
|
|
#define HD29L2_TS_PARALLEL 0x80
|
|
#define HD29L2_TS_CLK_NORMAL 0x40
|
|
#define HD29L2_TS_CLK_INVERTED 0x00
|
|
#define HD29L2_TS_CLK_GATED 0x20
|
|
#define HD29L2_TS_CLK_FREE 0x00
|
|
u8 ts_mode;
|
|
};
|
|
|
|
|
|
#if IS_ENABLED(CONFIG_DVB_HD29L2)
|
|
extern struct dvb_frontend *hd29l2_attach(const struct hd29l2_config *config,
|
|
struct i2c_adapter *i2c);
|
|
#else
|
|
static inline struct dvb_frontend *hd29l2_attach(
|
|
const struct hd29l2_config *config, struct i2c_adapter *i2c)
|
|
{
|
|
pr_warn("%s: driver disabled by Kconfig\n", __func__);
|
|
return NULL;
|
|
}
|
|
#endif
|
|
|
|
#endif /* HD29L2_H */
|