linux/drivers/media/dvb-frontends/dib8000.h
Mauro Carvalho Chehab 21de82e374 [media] dib8000: fix compiler warning
In file included from include/uapi/linux/posix_types.h:4:0,
                 from include/uapi/linux/types.h:13,
                 from include/linux/types.h:5,
                 from include/uapi/linux/sysinfo.h:4,
                 from include/uapi/linux/kernel.h:4,
                 from include/linux/cache.h:4,
                 from include/linux/time.h:4,
                 from include/linux/input.h:11,
                 from drivers/media/usb/dvb-usb/dvb-usb.h:13,
                 from drivers/media/usb/dvb-usb/dib0700.h:13,
                 from drivers/media/usb/dvb-usb/dib0700_devices.c:9:
drivers/media/dvb-frontends/dib8000.h: In function 'dib8000_attach':
include/linux/stddef.h:8:14: warning: return makes integer from pointer without a cast [-Wint-conversion]
 #define NULL ((void *)0)
              ^
drivers/media/dvb-frontends/dib8000.h:72:9: note: in expansion of macro 'NULL'
  return NULL;
         ^

Reported-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-04-28 09:30:33 -03:00

77 lines
2.6 KiB
C

#ifndef DIB8000_H
#define DIB8000_H
#include "dibx000_common.h"
struct dib8000_config {
u8 output_mpeg2_in_188_bytes;
u8 hostbus_diversity;
u8 tuner_is_baseband;
int (*update_lna) (struct dvb_frontend *, u16 agc_global);
u8 agc_config_count;
struct dibx000_agc_config *agc;
struct dibx000_bandwidth_config *pll;
#define DIB8000_GPIO_DEFAULT_DIRECTIONS 0xffff
u16 gpio_dir;
#define DIB8000_GPIO_DEFAULT_VALUES 0x0000
u16 gpio_val;
#define DIB8000_GPIO_PWM_POS0(v) ((v & 0xf) << 12)
#define DIB8000_GPIO_PWM_POS1(v) ((v & 0xf) << 8 )
#define DIB8000_GPIO_PWM_POS2(v) ((v & 0xf) << 4 )
#define DIB8000_GPIO_PWM_POS3(v) (v & 0xf)
#define DIB8000_GPIO_DEFAULT_PWM_POS 0xffff
u16 gpio_pwm_pos;
u16 pwm_freq_div;
void (*agc_control) (struct dvb_frontend *, u8 before);
u16 drives;
u16 diversity_delay;
u8 div_cfg;
u8 output_mode;
u8 refclksel;
u8 enMpegOutput:1;
struct dibx000_bandwidth_config *plltable;
};
#define DEFAULT_DIB8000_I2C_ADDRESS 18
struct dib8000_ops {
int (*set_wbd_ref)(struct dvb_frontend *fe, u16 value);
int (*update_pll)(struct dvb_frontend *fe,
struct dibx000_bandwidth_config *pll, u32 bw, u8 ratio);
int (*set_gpio)(struct dvb_frontend *fe, u8 num, u8 dir, u8 val);
void (*pwm_agc_reset)(struct dvb_frontend *fe);
struct i2c_adapter *(*get_i2c_tuner)(struct dvb_frontend *fe);
int (*tuner_sleep)(struct dvb_frontend *fe, int onoff);
s32 (*get_adc_power)(struct dvb_frontend *fe, u8 mode);
int (*get_dc_power)(struct dvb_frontend *fe, u8 IQ);
u32 (*ctrl_timf)(struct dvb_frontend *fe, uint8_t op, uint32_t timf);
enum frontend_tune_state (*get_tune_state)(struct dvb_frontend *fe);
int (*set_tune_state)(struct dvb_frontend *fe, enum frontend_tune_state tune_state);
int (*set_slave_frontend)(struct dvb_frontend *fe, struct dvb_frontend *fe_slave);
int (*remove_slave_frontend)(struct dvb_frontend *fe);
struct dvb_frontend *(*get_slave_frontend)(struct dvb_frontend *fe, int slave_index);
int (*i2c_enumeration)(struct i2c_adapter *host, int no_of_demods,
u8 default_addr, u8 first_addr, u8 is_dib8096p);
struct i2c_adapter *(*get_i2c_master)(struct dvb_frontend *fe, enum dibx000_i2c_interface intf, int gating);
int (*pid_filter_ctrl)(struct dvb_frontend *fe, u8 onoff);
int (*pid_filter)(struct dvb_frontend *fe, u8 id, u16 pid, u8 onoff);
struct dvb_frontend *(*init)(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib8000_config *cfg);
};
#if IS_REACHABLE(CONFIG_DVB_DIB8000)
void *dib8000_attach(struct dib8000_ops *ops);
#else
static inline void *dib8000_attach(struct dib8000_ops *ops)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#endif