mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-16 08:44:21 +08:00
7b34be71db
This patch introduces the use of IS_ENABLED() macro. For example, replacing: #if defined(CONFIG_I2C) || (defined(CONFIG_I2C_MODULE) && defined(MODULE)) with: #if IS_ENABLED(CONFIG_I2C) All changes made by this patch respect the same replacement pattern. Reported-by: Mauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com> Acked-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
/*
|
|
TDA8261 8PSK/QPSK tuner driver
|
|
Copyright (C) Manu Abraham (abraham.manu@gmail.com)
|
|
|
|
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 __TDA8261_H
|
|
#define __TDA8261_H
|
|
|
|
enum tda8261_step {
|
|
TDA8261_STEP_2000 = 0, /* 2000 kHz */
|
|
TDA8261_STEP_1000, /* 1000 kHz */
|
|
TDA8261_STEP_500, /* 500 kHz */
|
|
TDA8261_STEP_250, /* 250 kHz */
|
|
TDA8261_STEP_125 /* 125 kHz */
|
|
};
|
|
|
|
struct tda8261_config {
|
|
// u8 buf[16];
|
|
u8 addr;
|
|
enum tda8261_step step_size;
|
|
};
|
|
|
|
#if IS_ENABLED(CONFIG_DVB_TDA8261)
|
|
|
|
extern struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe,
|
|
const struct tda8261_config *config,
|
|
struct i2c_adapter *i2c);
|
|
|
|
#else
|
|
|
|
static inline struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe,
|
|
const struct tda8261_config *config,
|
|
struct i2c_adapter *i2c)
|
|
{
|
|
printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
|
|
return NULL;
|
|
}
|
|
|
|
#endif //CONFIG_DVB_TDA8261
|
|
|
|
#endif// __TDA8261_H
|