Revision d1bc75d7595b237f78b594509ea7cc159f98cae9 authored by WANG Xuerui on 26 July 2022, 15:57:20 UTC, committed by Huacai Chen on 29 July 2022, 10:22:32 UTC
Support for the syntactic sugar is present in upstream binutils port from the beginning. Use it for shorter lines and better consistency. Generated code should be identical. Signed-off-by: WANG Xuerui <git@xen0n.name> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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clkgen.h
/* SPDX-License-Identifier: GPL-2.0 */
/************************************************************************
File : Clock H/w specific Information
Author: Pankaj Dev <pankaj.dev@st.com>
Copyright (C) 2014 STMicroelectronics
************************************************************************/
#ifndef __CLKGEN_INFO_H
#define __CLKGEN_INFO_H
extern spinlock_t clkgen_a9_lock;
struct clkgen_field {
unsigned int offset;
unsigned int mask;
unsigned int shift;
};
static inline unsigned long clkgen_read(void __iomem *base,
struct clkgen_field *field)
{
return (readl(base + field->offset) >> field->shift) & field->mask;
}
static inline void clkgen_write(void __iomem *base, struct clkgen_field *field,
unsigned long val)
{
writel((readl(base + field->offset) &
~(field->mask << field->shift)) | (val << field->shift),
base + field->offset);
return;
}
#define CLKGEN_FIELD(_offset, _mask, _shift) { \
.offset = _offset, \
.mask = _mask, \
.shift = _shift, \
}
#define CLKGEN_READ(pll, field) clkgen_read(pll->regs_base, \
&pll->data->field)
#define CLKGEN_WRITE(pll, field, val) clkgen_write(pll->regs_base, \
&pll->data->field, val)
#endif /*__CLKGEN_INFO_H*/
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