mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-27 04:54:41 +08:00
7186797646
Sparse complains that these are "dubious one-bit signed bitfields" and the comment says it was intended to be 1 and 0 instead of -1 and 0. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
85 lines
2.1 KiB
C
85 lines
2.1 KiB
C
/*
|
|
* Support for LG2160 - ATSC/MH
|
|
*
|
|
* Copyright (C) 2010 Michael Krufky <mkrufky@linuxtv.org>
|
|
*
|
|
* 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 _LG2160_H_
|
|
#define _LG2160_H_
|
|
|
|
#include <linux/kconfig.h>
|
|
#include <linux/i2c.h>
|
|
#include "dvb_frontend.h"
|
|
|
|
enum lg_chip_type {
|
|
LG2160 = 0,
|
|
LG2161 = 1,
|
|
};
|
|
|
|
#define LG2161_1019 LG2161
|
|
#define LG2161_1040 LG2161
|
|
|
|
enum lg2160_spi_clock {
|
|
LG2160_SPI_3_125_MHZ = 0,
|
|
LG2160_SPI_6_25_MHZ = 1,
|
|
LG2160_SPI_12_5_MHZ = 2,
|
|
};
|
|
|
|
#if 0
|
|
enum lg2161_oif {
|
|
LG2161_OIF_EBI2_SLA = 1,
|
|
LG2161_OIF_SDIO_SLA = 2,
|
|
LG2161_OIF_SPI_SLA = 3,
|
|
LG2161_OIF_SPI_MAS = 4,
|
|
LG2161_OIF_SERIAL_TS = 7,
|
|
};
|
|
#endif
|
|
|
|
struct lg2160_config {
|
|
u8 i2c_addr;
|
|
|
|
/* user defined IF frequency in KHz */
|
|
u16 if_khz;
|
|
|
|
/* disable i2c repeater - 0:repeater enabled 1:repeater disabled */
|
|
unsigned int deny_i2c_rptr:1;
|
|
|
|
/* spectral inversion - 0:disabled 1:enabled */
|
|
unsigned int spectral_inversion:1;
|
|
|
|
unsigned int output_if;
|
|
enum lg2160_spi_clock spi_clock;
|
|
enum lg_chip_type lg_chip;
|
|
};
|
|
|
|
#if IS_ENABLED(CONFIG_DVB_LG2160)
|
|
extern
|
|
struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,
|
|
struct i2c_adapter *i2c_adap);
|
|
#else
|
|
static inline
|
|
struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,
|
|
struct i2c_adapter *i2c_adap)
|
|
{
|
|
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
|
|
return NULL;
|
|
}
|
|
#endif /* CONFIG_DVB_LG2160 */
|
|
|
|
#endif /* _LG2160_H_ */
|