1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * descriptions + helper functions for simple dvb plls. 4 */ 5 6 #ifndef __DVB_PLL_H__ 7 #define __DVB_PLL_H__ 8 9 #include <linux/i2c.h> 10 #include <media/dvb_frontend.h> 11 12 #define DVB_PLL_UNDEFINED 0 13 #define DVB_PLL_THOMSON_DTT7579 1 14 #define DVB_PLL_THOMSON_DTT759X 2 15 #define DVB_PLL_LG_Z201 3 16 #define DVB_PLL_UNKNOWN_1 4 17 #define DVB_PLL_TUA6010XS 5 18 #define DVB_PLL_ENV57H1XD5 6 19 #define DVB_PLL_TUA6034 7 20 #define DVB_PLL_TDA665X 8 21 #define DVB_PLL_TDED4 9 22 #define DVB_PLL_TDHU2 10 23 #define DVB_PLL_SAMSUNG_TBMV 11 24 #define DVB_PLL_PHILIPS_SD1878_TDA8261 12 25 #define DVB_PLL_OPERA1 13 26 #define DVB_PLL_SAMSUNG_DTOS403IH102A 14 27 #define DVB_PLL_SAMSUNG_TDTC9251DH0 15 28 #define DVB_PLL_SAMSUNG_TBDU18132 16 29 #define DVB_PLL_SAMSUNG_TBMU24112 17 30 #define DVB_PLL_TDEE4 18 31 #define DVB_PLL_THOMSON_DTT7520X 19 32 #define DVB_PLL_TUA6034_FRIIO 20 33 #define DVB_PLL_TDA665X_EARTH_PT1 21 34 35 struct dvb_pll_config { 36 struct dvb_frontend *fe; 37 }; 38 39 #if IS_REACHABLE(CONFIG_DVB_PLL) 40 /** 41 * dvb_pll_attach - Attach a dvb-pll to the supplied frontend structure. 42 * 43 * @fe: Frontend to attach to. 44 * @pll_addr: i2c address of the PLL (if used). 45 * @i2c: i2c adapter to use (set to NULL if not used). 46 * @pll_desc_id: dvb_pll_desc to use. 47 * 48 * return: Frontend pointer on success, NULL on failure 49 */ 50 extern struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, 51 int pll_addr, 52 struct i2c_adapter *i2c, 53 unsigned int pll_desc_id); 54 #else 55 static inline struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, 56 int pll_addr, 57 struct i2c_adapter *i2c, 58 unsigned int pll_desc_id) 59 { 60 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 61 return NULL; 62 } 63 #endif 64 65 #endif 66