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dc2b3d17 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
204b1434 DS |
2 | /* |
3 | * Driver for the MaxLinear MxL5xx family of tuners/demods | |
4 | * | |
5 | * Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de> | |
6 | * Marcus Metzler <mocm@metzlerbros.de> | |
7 | * developed for Digital Devices GmbH | |
8 | * | |
9 | * based on code: | |
10 | * Copyright (c) 2011-2013 MaxLinear, Inc. All rights reserved | |
11 | * which was released under GPL V2 | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or | |
14 | * modify it under the terms of the GNU General Public License | |
15 | * version 2, as published by the Free Software Foundation. | |
16 | * | |
17 | * This program is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | */ | |
22 | ||
3c4e0415 DS |
23 | #ifndef _MXL5XX_H_ |
24 | #define _MXL5XX_H_ | |
25 | ||
26 | #include <linux/types.h> | |
27 | #include <linux/i2c.h> | |
28 | ||
fada1935 | 29 | #include <media/dvb_frontend.h> |
3c4e0415 DS |
30 | |
31 | struct mxl5xx_cfg { | |
32 | u8 adr; | |
33 | u8 type; | |
34 | u32 cap; | |
35 | u32 clk; | |
36 | u32 ts_clk; | |
37 | ||
38 | u8 *fw; | |
39 | u32 fw_len; | |
40 | ||
41 | int (*fw_read)(void *priv, u8 *buf, u32 len); | |
42 | void *fw_priv; | |
43 | }; | |
44 | ||
45 | #if IS_REACHABLE(CONFIG_DVB_MXL5XX) | |
46 | ||
47 | extern struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c, | |
48 | struct mxl5xx_cfg *cfg, u32 demod, u32 tuner, | |
49 | int (**fn_set_input)(struct dvb_frontend *, int)); | |
50 | ||
51 | #else | |
52 | ||
53 | static inline struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c, | |
54 | struct mxl5xx_cfg *cfg, u32 demod, u32 tuner, | |
55 | int (**fn_set_input)(struct dvb_frontend *, int)) | |
56 | { | |
57 | pr_warn("%s: driver disabled by Kconfig\n", __func__); | |
58 | return NULL; | |
59 | } | |
60 | ||
61 | #endif /* CONFIG_DVB_MXL5XX */ | |
62 | ||
63 | #endif /* _MXL5XX_H_ */ |