6c4b068a66
This change is required to enable modularizing the driver for the following devices: qcom,dsi-ctrl-hw-v2.4 qcom,dp-display qcom,dsi-display qcom,dsi-phy-v4.1 qcom,sde-kms qcom,sde-rsc qcom,sde-rsc-rpmh qcom,smmu_sde_sec qcom,smmu_sde_unsec Test: build, boot, all devices still probe Bug: 141888346 Change-Id: I97be92b360441d3658183ddab65f789937b81b16 Signed-off-by: Hridya Valsaraju <hridya@google.com>
53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef _MSM_DRM_NOTIFY_H_
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#define _MSM_DRM_NOTIFY_H_
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#include <linux/notifier.h>
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/* A hardware display blank change occurred */
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#define MSM_DRM_EVENT_BLANK 0x01
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/* A hardware display blank early change occurred */
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#define MSM_DRM_EARLY_EVENT_BLANK 0x02
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enum {
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/* panel: power on */
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MSM_DRM_BLANK_UNBLANK,
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/* panel: power off */
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MSM_DRM_BLANK_POWERDOWN,
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/* panel: low power mode */
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MSM_DRM_BLANK_LP,
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};
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enum msm_drm_display_id {
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/* primary display */
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MSM_DRM_PRIMARY_DISPLAY,
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/* external display */
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MSM_DRM_EXTERNAL_DISPLAY,
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MSM_DRM_DISPLAY_MAX
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};
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struct msm_drm_notifier {
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enum msm_drm_display_id id;
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int refresh_rate;
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void *data;
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};
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#if IS_ENABLED(CONFIG_DRM_MSM) || defined(CONFIG_DRM)
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int msm_drm_register_client(struct notifier_block *nb);
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int msm_drm_unregister_client(struct notifier_block *nb);
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#else
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static inline int msm_drm_register_client(struct notifier_block *nb)
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{
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return 0;
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}
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static inline int msm_drm_unregister_client(struct notifier_block *nb)
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{
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return 0;
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}
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#endif
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#endif
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