mirror of https://gitee.com/openkylin/linux.git
60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Load Analog Devices SigmaStudio firmware files
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*
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* Copyright 2009-2011 Analog Devices Inc.
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*/
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#include <linux/regmap.h>
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#include <linux/export.h>
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#include <linux/module.h>
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#include "sigmadsp.h"
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static int sigmadsp_write_regmap(void *control_data,
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unsigned int addr, const uint8_t data[], size_t len)
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{
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return regmap_raw_write(control_data, addr,
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data, len);
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}
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static int sigmadsp_read_regmap(void *control_data,
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unsigned int addr, uint8_t data[], size_t len)
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{
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return regmap_raw_read(control_data, addr,
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data, len);
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}
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/**
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* devm_sigmadsp_init_i2c() - Initialize SigmaDSP instance
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* @dev: The parent device
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* @regmap: Regmap instance to use
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* @ops: The sigmadsp_ops to use for this instance
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* @firmware_name: Name of the firmware file to load
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*
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* Allocates a SigmaDSP instance and loads the specified firmware file.
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*
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* Returns a pointer to a struct sigmadsp on success, or a PTR_ERR() on error.
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*/
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struct sigmadsp *devm_sigmadsp_init_regmap(struct device *dev,
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struct regmap *regmap, const struct sigmadsp_ops *ops,
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const char *firmware_name)
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{
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struct sigmadsp *sigmadsp;
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sigmadsp = devm_sigmadsp_init(dev, ops, firmware_name);
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if (IS_ERR(sigmadsp))
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return sigmadsp;
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sigmadsp->control_data = regmap;
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sigmadsp->write = sigmadsp_write_regmap;
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sigmadsp->read = sigmadsp_read_regmap;
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return sigmadsp;
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}
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EXPORT_SYMBOL_GPL(devm_sigmadsp_init_regmap);
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MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
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MODULE_DESCRIPTION("SigmaDSP regmap firmware loader");
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MODULE_LICENSE("GPL");
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