/* 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_ */
|
