51805afe28
Add a compile time flag for the MST feature that will allow selectively enabling the feature. Change-Id: I8bf288277c7af00c3cf254a8c757151559e0a010 Signed-off-by: Tatenda Chipeperekwa <tatendac@codeaurora.org>
66 lines
1.4 KiB
C
66 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
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*/
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#ifndef _DP_MST_DRM_H_
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#define _DP_MST_DRM_H_
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#include <linux/types.h>
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#include <drm/drmP.h>
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#include <drm/drm_crtc.h>
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#include "dp_display.h"
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#ifdef CONFIG_DRM_MSM_DP_MST
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/**
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* dp_mst_drm_bridge_init - initialize mst bridge
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* @display: Pointer to private display structure
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* @encoder: Pointer to encoder for mst bridge mapping
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*/
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int dp_mst_drm_bridge_init(void *display,
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struct drm_encoder *encoder);
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/**
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* dp_mst_drm_bridge_deinit - de-initialize mst bridges
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* @display: Pointer to private display structure
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*/
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void dp_mst_drm_bridge_deinit(void *display);
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/**
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* dp_mst_init - initialize mst objects for the given display
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* @display: Pointer to private display structure
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*/
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int dp_mst_init(struct dp_display *dp_display);
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/**
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* dp_mst_deinit - de-initialize mst objects for the given display
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* @display: Pointer to private display structure
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*/
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void dp_mst_deinit(struct dp_display *dp_display);
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#else
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static inline int dp_mst_drm_bridge_init(void *display,
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struct drm_encoder *encoder)
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{
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return 0;
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}
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static inline void dp_mst_drm_bridge_deinit(void *display)
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{
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}
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static inline int dp_mst_init(struct dp_display *dp_display)
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{
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return 0;
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}
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static inline int dp_mst_deinit(struct dp_display *dp_display)
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{
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return 0;
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}
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#endif
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#endif /* _DP_MST_DRM_H_ */
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