kernel_optimize_test/drivers/media/dvb-frontends/si2168.h
Mauro Carvalho Chehab 1c9b943cdc media: si2168: use bits instead of bool for flags
Using bool on struct is not recommended, as it wastes lots of
space. So, instead, let's use bits.

While here, convert the comments to kernel-doc format.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-10-10 07:05:51 -03:00

52 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Silicon Labs Si2168 DVB-T/T2/C demodulator driver
*
* Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
*/
#ifndef SI2168_H
#define SI2168_H
#include <linux/dvb/frontend.h>
/**
* struct si2168_config - configuration parameters for si2168
*
* @fe:
* frontend returned by driver
* @i2c_adapter:
* tuner I2C adapter returned by driver
* @ts_mode:
* Transport Stream mode. Can be:
* - %SI2168_TS_PARALLEL
* - %SI2168_TS_SERIAL
* - %SI2168_TS_TRISTATE
* - %SI2168_TS_CLK_MANUAL
* @ts_clock_inv:
* TS clock inverted
* @ts_clock_gapped:
* TS clock gapped
* @spectral_inversion:
* Inverted spectrum
*
* Note:
* The I2C address of this demod is 0x64.
*/
struct si2168_config {
struct dvb_frontend **fe;
struct i2c_adapter **i2c_adapter;
#define SI2168_TS_PARALLEL 0x06
#define SI2168_TS_SERIAL 0x03
#define SI2168_TS_TRISTATE 0x00
#define SI2168_TS_CLK_MANUAL 0x20
u8 ts_mode;
/* Flags */
unsigned int ts_clock_inv:1;
unsigned int ts_clock_gapped:1;
unsigned int spectral_inversion:1;
};
#endif