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