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mxl111sf-tuner.h
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1 /*
2  * mxl111sf-tuner.h - driver for the MaxLinear MXL111SF CMOS tuner
3  *
4  * Copyright (C) 2010 Michael Krufky <[email protected]>
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  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19  */
20 
21 #ifndef __MXL111SF_TUNER_H__
22 #define __MXL111SF_TUNER_H__
23 
24 #include "dvb_frontend.h"
25 
26 #include "mxl111sf.h"
27 
28 enum mxl_if_freq {
29 #if 0
30  MXL_IF_LO = 0x00, /* other IF < 9MHz */
31 #endif
32  MXL_IF_4_0 = 0x01, /* 4.0 MHz */
33  MXL_IF_4_5 = 0x02, /* 4.5 MHz */
34  MXL_IF_4_57 = 0x03, /* 4.57 MHz */
35  MXL_IF_5_0 = 0x04, /* 5.0 MHz */
36  MXL_IF_5_38 = 0x05, /* 5.38 MHz */
37  MXL_IF_6_0 = 0x06, /* 6.0 MHz */
38  MXL_IF_6_28 = 0x07, /* 6.28 MHz */
39  MXL_IF_7_2 = 0x08, /* 7.2 MHz */
40  MXL_IF_35_25 = 0x09, /* 35.25 MHz */
41  MXL_IF_36 = 0x0a, /* 36 MHz */
42  MXL_IF_36_15 = 0x0b, /* 36.15 MHz */
43  MXL_IF_44 = 0x0c, /* 44 MHz */
44 #if 0
45  MXL_IF_HI = 0x0f, /* other IF > 35 MHz and < 45 MHz */
46 #endif
47 };
48 
49 struct mxl111sf_tuner_config {
50  enum mxl_if_freq if_freq;
51  unsigned int invert_spectrum:1;
52 
53  int (*read_reg)(struct mxl111sf_state *state, u8 addr, u8 *data);
54  int (*write_reg)(struct mxl111sf_state *state, u8 addr, u8 data);
55  int (*program_regs)(struct mxl111sf_state *state,
56  struct mxl111sf_reg_ctrl_info *ctrl_reg_info);
57  int (*top_master_ctrl)(struct mxl111sf_state *state, int onoff);
58  int (*ant_hunt)(struct dvb_frontend *fe);
59 };
60 
61 /* ------------------------------------------------------------------------ */
62 
63 #if defined(CONFIG_DVB_USB_MXL111SF) || \
64  (defined(CONFIG_DVB_USB_MXL111SF_MODULE) && defined(MODULE))
65 extern
66 struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe,
67  struct mxl111sf_state *mxl_state,
68  struct mxl111sf_tuner_config *cfg);
69 #else
70 static inline
71 struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe,
72  struct mxl111sf_state *mxl_state
73  struct mxl111sf_tuner_config *cfg)
74 {
75  printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
76  return NULL;
77 }
78 #endif
79 
80 #endif /* __MXL111SF_TUNER_H__ */
81 
82 /*
83  * Overrides for Emacs so that we follow Linus's tabbing style.
84  * ---------------------------------------------------------------------------
85  * Local variables:
86  * c-basic-offset: 8
87  * End:
88  */
89 
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