71c420b7bf
1. Add detailed layer/layer_state definitions 2. Add d71_layer_init to report layer features and capabilities according to D71 layer block. 3. Add d71_layer_updat/disable v2: Rebase. Signed-off-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com> [removed d71_layer_dump() from this commit] Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* (C) COPYRIGHT 2018 ARM Limited. All rights reserved.
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* Author: James.Qian.Wang <james.qian.wang@arm.com>
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*
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*/
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#ifndef _MALIDP_UTILS_
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#define _MALIDP_UTILS_
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#include <linux/delay.h>
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#define has_bit(nr, mask) (BIT(nr) & (mask))
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#define has_bits(bits, mask) (((bits) & (mask)) == (bits))
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#define dp_for_each_set_bit(bit, mask) \
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for_each_set_bit((bit), ((unsigned long *)&(mask)), sizeof(mask) * 8)
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#define dp_wait_cond(__cond, __tries, __min_range, __max_range) \
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({ \
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int num_tries = __tries; \
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while (!__cond && (num_tries > 0)) { \
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usleep_range(__min_range, __max_range); \
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if (__cond) \
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break; \
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num_tries--; \
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} \
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num_tries; \
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})
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/* the restriction of range is [start, end] */
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struct malidp_range {
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u32 start;
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u32 end;
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};
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static inline void set_range(struct malidp_range *rg, u32 start, u32 end)
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{
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rg->start = start;
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rg->end = end;
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}
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static inline bool in_range(struct malidp_range *rg, u32 v)
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{
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return (v >= rg->start) && (v <= rg->end);
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}
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#endif /* _MALIDP_UTILS_ */
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