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/* SPDX-License-Identifier: GPL-2.0 */
/*
* (C) COPYRIGHT 2018 ARM Limited. All rights reserved.
* Author: James.Qian.Wang <james.qian.wang@arm.com>
*
*/
#ifndef _MALIDP_UTILS_
#define _MALIDP_UTILS_
#include <linux/delay.h>
#include <linux/errno.h>
#define has_bit(nr, mask) (BIT(nr) & (mask))
#define has_bits(bits, mask) (((bits) & (mask)) == (bits))
#define dp_wait_cond(__cond, __tries, __min_range, __max_range) \
({ \
int num_tries = __tries; \
while (!__cond && (num_tries > 0)) { \
usleep_range(__min_range, __max_range); \
num_tries--; \
} \
(__cond) ? 0 : -ETIMEDOUT; \
})
/* the restriction of range is [start, end] */
struct malidp_range {
u32 start;
u32 end;
};
static inline void set_range(struct malidp_range *rg, u32 start, u32 end)
{
rg->start = start;
rg->end = end;
}
static inline bool in_range(struct malidp_range *rg, u32 v)
{
return (v >= rg->start) && (v <= rg->end);
}
#endif /* _MALIDP_UTILS_ */
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