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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2017 The Linux Foundation. All rights reserved.
*/
#ifndef __MDP5_LM_H__
#define __MDP5_LM_H__
/* represents a hw Layer Mixer, one (or more) is dynamically assigned to a crtc */
struct mdp5_hw_mixer {
int idx;
const char *name;
int lm; /* the LM instance # */
uint32_t caps;
int pp;
int dspp;
uint32_t flush_mask; /* used to commit LM registers */
};
/* global atomic state of assignment between CRTCs and Layer Mixers: */
struct mdp5_hw_mixer_state {
struct drm_crtc *hwmixer_to_crtc[8];
};
struct mdp5_hw_mixer *mdp5_mixer_init(const struct mdp5_lm_instance *lm);
void mdp5_mixer_destroy(struct mdp5_hw_mixer *lm);
int mdp5_mixer_assign(struct drm_atomic_state *s, struct drm_crtc *crtc,
uint32_t caps, struct mdp5_hw_mixer **mixer,
struct mdp5_hw_mixer **r_mixer);
void mdp5_mixer_release(struct drm_atomic_state *s,
struct mdp5_hw_mixer *mixer);
#endif /* __MDP5_LM_H__ */
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