media/dvb-frontends/dvb-pll.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003  * descriptions + helper functions for simple dvb plls.
0004  */
0005
0006 #ifndef __DVB_PLL_H__
0007 #define __DVB_PLL_H__
0008
0009 #include <linux/i2c.h>
0010 #include <media/dvb_frontend.h>
0011
0012 #define DVB_PLL_UNDEFINED               0
0013 #define DVB_PLL_THOMSON_DTT7579         1
0014 #define DVB_PLL_THOMSON_DTT759X         2
0015 #define DVB_PLL_LG_Z201                 3
0016 #define DVB_PLL_UNKNOWN_1               4
0017 #define DVB_PLL_TUA6010XS               5
0018 #define DVB_PLL_ENV57H1XD5              6
0019 #define DVB_PLL_TUA6034                 7
0020 #define DVB_PLL_TDA665X                 8
0021 #define DVB_PLL_TDED4                   9
0022 #define DVB_PLL_TDHU2                  10
0023 #define DVB_PLL_SAMSUNG_TBMV           11
0024 #define DVB_PLL_PHILIPS_SD1878_TDA8261 12
0025 #define DVB_PLL_OPERA1                 13
0026 #define DVB_PLL_SAMSUNG_DTOS403IH102A  14
0027 #define DVB_PLL_SAMSUNG_TDTC9251DH0    15
0028 #define DVB_PLL_SAMSUNG_TBDU18132      16
0029 #define DVB_PLL_SAMSUNG_TBMU24112      17
0030 #define DVB_PLL_TDEE4              18
0031 #define DVB_PLL_THOMSON_DTT7520X       19
0032 #define DVB_PLL_TUA6034_FRIIO          20
0033 #define DVB_PLL_TDA665X_EARTH_PT1      21
0034
0035 struct dvb_pll_config {
0036     struct dvb_frontend *fe;
0037 };
0038
0039 #if IS_REACHABLE(CONFIG_DVB_PLL)
0040 /**
0041  * dvb_pll_attach - Attach a dvb-pll to the supplied frontend structure.
0042  *
0043  * @fe: Frontend to attach to.
0044  * @pll_addr: i2c address of the PLL (if used).
0045  * @i2c: i2c adapter to use (set to NULL if not used).
0046  * @pll_desc_id: dvb_pll_desc to use.
0047  *
0048  * return: Frontend pointer on success, NULL on failure
0049  */
0050 extern struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe,
0051                        int pll_addr,
0052                        struct i2c_adapter *i2c,
0053                        unsigned int pll_desc_id);
0054 #else
0055 static inline struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe,
0056                        int pll_addr,
0057                        struct i2c_adapter *i2c,
0058                        unsigned int pll_desc_id)
0059 {
0060     printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
0061     return NULL;
0062 }
0063 #endif
0064
0065 #endif