72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
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/*
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* drxd.h: DRXD DVB-T demodulator driver
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*
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* Copyright (C) 2005-2007 Micronas
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 only, as published by the Free Software Foundation.
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*
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
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*/
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#ifndef _DRXD_H_
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#define _DRXD_H_
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#include <linux/types.h>
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#include <linux/i2c.h>
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struct drxd_config {
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u8 index;
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u8 pll_address;
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u8 pll_type;
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#define DRXD_PLL_NONE 0
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#define DRXD_PLL_DTT7520X 1
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#define DRXD_PLL_MT3X0823 2
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u32 clock;
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u8 insert_rs_byte;
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u8 demod_address;
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u8 demoda_address;
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u8 demod_revision;
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/* If the tuner is not behind an i2c gate, be sure to flip this bit
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or else the i2c bus could get wedged */
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u8 disable_i2c_gate_ctrl;
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u32 IF;
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s16(*osc_deviation) (void *priv, s16 dev, int flag);
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};
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#if IS_REACHABLE(CONFIG_DVB_DRXD)
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extern
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struct dvb_frontend *drxd_attach(const struct drxd_config *config,
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void *priv, struct i2c_adapter *i2c,
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struct device *dev);
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#else
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static inline
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struct dvb_frontend *drxd_attach(const struct drxd_config *config,
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void *priv, struct i2c_adapter *i2c,
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struct device *dev)
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{
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printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
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__func__);
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return NULL;
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}
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#endif
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#endif
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