media/tuners/tea5767.h

0001 /* SPDX-License-Identifier: GPL-2.0-or-later */
0002 /*
0003 */
0004
0005 #ifndef __TEA5767_H__
0006 #define __TEA5767_H__
0007
0008 #include <linux/i2c.h>
0009 #include <media/dvb_frontend.h>
0010
0011 enum tea5767_xtal {
0012     TEA5767_LOW_LO_32768    = 0,
0013     TEA5767_HIGH_LO_32768   = 1,
0014     TEA5767_LOW_LO_13MHz    = 2,
0015     TEA5767_HIGH_LO_13MHz   = 3,
0016 };
0017
0018 struct tea5767_ctrl {
0019     unsigned int        port1:1;
0020     unsigned int        port2:1;
0021     unsigned int        high_cut:1;
0022     unsigned int        st_noise:1;
0023     unsigned int        soft_mute:1;
0024     unsigned int        japan_band:1;
0025     unsigned int        deemph_75:1;
0026     unsigned int        pllref:1;
0027     enum tea5767_xtal   xtal_freq;
0028 };
0029
0030 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_TEA5767)
0031 extern int tea5767_autodetection(struct i2c_adapter* i2c_adap, u8 i2c_addr);
0032
0033 extern struct dvb_frontend *tea5767_attach(struct dvb_frontend *fe,
0034                        struct i2c_adapter* i2c_adap,
0035                        u8 i2c_addr);
0036 #else
0037 static inline int tea5767_autodetection(struct i2c_adapter* i2c_adap,
0038                     u8 i2c_addr)
0039 {
0040     printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
0041            __func__);
0042     return -EINVAL;
0043 }
0044
0045 static inline struct dvb_frontend *tea5767_attach(struct dvb_frontend *fe,
0046                            struct i2c_adapter* i2c_adap,
0047                            u8 i2c_addr)
0048 {
0049     printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
0050     return NULL;
0051 }
0052 #endif
0053
0054 #endif /* __TEA5767_H__ */