| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Driver for the MaxLinear MxL5xx family of tuners/demods |
| * |
| * Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de> |
| * Marcus Metzler <mocm@metzlerbros.de> |
| * developed for Digital Devices GmbH |
| * |
| * based on code: |
| * Copyright (c) 2011-2013 MaxLinear, Inc. All rights reserved |
| * which was released under GPL V2 |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #ifndef _MXL5XX_H_ |
| #define _MXL5XX_H_ |
| |
| #include <linux/types.h> |
| #include <linux/i2c.h> |
| |
| #include <media/dvb_frontend.h> |
| |
| struct mxl5xx_cfg { |
| u8 adr; |
| u8 type; |
| u32 cap; |
| u32 clk; |
| u32 ts_clk; |
| |
| u8 *fw; |
| u32 fw_len; |
| |
| int (*fw_read)(void *priv, u8 *buf, u32 len); |
| void *fw_priv; |
| }; |
| |
| #if IS_REACHABLE(CONFIG_DVB_MXL5XX) |
| |
| extern struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c, |
| struct mxl5xx_cfg *cfg, u32 demod, u32 tuner, |
| int (**fn_set_input)(struct dvb_frontend *, int)); |
| |
| #else |
| |
| static inline struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c, |
| struct mxl5xx_cfg *cfg, u32 demod, u32 tuner, |
| int (**fn_set_input)(struct dvb_frontend *, int)) |
| { |
| pr_warn("%s: driver disabled by Kconfig\n", __func__); |
| return NULL; |
| } |
| |
| #endif /* CONFIG_DVB_MXL5XX */ |
| |
| #endif /* _MXL5XX_H_ */ |
