/* 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 malidp_in_range(struct malidp_range *rg, u32 v)
{
        return (v >= rg->start) && (v <= rg->end);
}

#endif /* _MALIDP_UTILS_ */