mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
synced 2025-09-06 21:14:18 +00:00
1ad175c2c8
Use devm_kzalloc to create mixer data structure. This allows us to remove corresponding kfree and drop mdp5_mixer_destroy() function. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com> Patchwork: https://patchwork.freedesktop.org/patch/546166/ Link: https://lore.kernel.org/r/20230708010407.3871346-5-dmitry.baryshkov@linaro.org
37 lines
972 B
C
37 lines
972 B
C
/* 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(struct drm_device *dev,
|
|
const struct mdp5_lm_instance *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);
|
|
int mdp5_mixer_release(struct drm_atomic_state *s,
|
|
struct mdp5_hw_mixer *mixer);
|
|
|
|
#endif /* __MDP5_LM_H__ */
|