1 /* 2 * Driver for Dummy Frontend 3 * 4 * Written by Emard <emard@softhome.net> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * 15 * GNU General Public License for more details. 16 */ 17 18 #ifndef DVB_DUMMY_FE_H 19 #define DVB_DUMMY_FE_H 20 21 #include <linux/dvb/frontend.h> 22 #include <media/dvb_frontend.h> 23 24 #if IS_REACHABLE(CONFIG_DVB_DUMMY_FE) 25 extern struct dvb_frontend* dvb_dummy_fe_ofdm_attach(void); 26 extern struct dvb_frontend* dvb_dummy_fe_qpsk_attach(void); 27 extern struct dvb_frontend* dvb_dummy_fe_qam_attach(void); 28 #else 29 static inline struct dvb_frontend *dvb_dummy_fe_ofdm_attach(void) 30 { 31 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 32 return NULL; 33 } 34 static inline struct dvb_frontend *dvb_dummy_fe_qpsk_attach(void) 35 { 36 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 37 return NULL; 38 } 39 static inline struct dvb_frontend *dvb_dummy_fe_qam_attach(void) 40 { 41 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 42 return NULL; 43 } 44 #endif /* CONFIG_DVB_DUMMY_FE */ 45 46 #endif // DVB_DUMMY_FE_H 47