/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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Intersil ISL6423 SEC and LNB Power supply controller
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Copyright (C) Manu Abraham <abraham.manu@gmail.com>
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*/
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#ifndef __ISL_6423_H
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#define __ISL_6423_H
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#include <linux/dvb/frontend.h>
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enum isl6423_current {
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SEC_CURRENT_275m = 0,
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SEC_CURRENT_515m,
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SEC_CURRENT_635m,
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SEC_CURRENT_800m,
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};
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enum isl6423_curlim {
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SEC_CURRENT_LIM_ON = 1,
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SEC_CURRENT_LIM_OFF
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};
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struct isl6423_config {
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enum isl6423_current current_max;
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enum isl6423_curlim curlim;
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u8 addr;
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u8 mod_extern;
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};
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#if IS_REACHABLE(CONFIG_DVB_ISL6423)
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extern struct dvb_frontend *isl6423_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c,
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const struct isl6423_config *config);
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#else
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static inline struct dvb_frontend *isl6423_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c,
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const struct isl6423_config *config)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif /* CONFIG_DVB_ISL6423 */
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#endif /* __ISL_6423_H */
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