ae1ea3d993
Currently the ipc context for drm_dp_aux is being created during dp_aux_init. This limits the IPC logs to be only readable when the external display is in connected state and it gets destroyed on unplug. This change moves the context creation to probe time and the aux context will be passed to the aux driver during initialization. Change-Id: Id8d26c907c9cb2fd8c89b2842b98e7a908816abe Signed-off-by: Rajkumar Subbiah <quic_rsubbia@quicinc.com>
144 line
4.6 KiB
C
144 line
4.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2021-2023, Qualcomm Innovation Center, Inc. All rights reserved.
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* Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
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*/
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#ifndef _DP_DISPLAY_H_
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#define _DP_DISPLAY_H_
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#include <linux/list.h>
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#include <drm/sde_drm.h>
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#include "dp_panel.h"
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enum dp_drv_state {
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PM_DEFAULT,
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PM_SUSPEND,
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};
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struct dp_mst_drm_cbs {
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void (*hpd)(void *display, bool hpd_status);
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void (*hpd_irq)(void *display);
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void (*set_drv_state)(void *dp_display,
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enum dp_drv_state mst_state);
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int (*set_mgr_state)(void *dp_display, bool state);
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};
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struct dp_mst_drm_install_info {
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void *dp_mst_prv_info;
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const struct dp_mst_drm_cbs *cbs;
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};
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struct dp_mst_caps {
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bool has_mst;
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u32 max_streams_supported;
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u32 max_dpcd_transaction_bytes;
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struct drm_dp_aux *drm_aux;
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};
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struct dp_display {
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struct drm_device *drm_dev;
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struct dp_bridge *bridge;
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struct drm_connector *base_connector;
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void *base_dp_panel;
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bool is_sst_connected;
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bool is_mst_supported;
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bool dsc_cont_pps;
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u32 max_pclk_khz;
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void *dp_mst_prv_info;
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u32 max_mixer_count;
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u32 max_dsc_count;
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void *dp_ipc_log;
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void *dp_aux_ipc_log;
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int (*enable)(struct dp_display *dp_display, void *panel);
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int (*post_enable)(struct dp_display *dp_display, void *panel);
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int (*pre_disable)(struct dp_display *dp_display, void *panel);
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int (*disable)(struct dp_display *dp_display, void *panel);
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int (*set_mode)(struct dp_display *dp_display, void *panel,
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struct dp_display_mode *mode);
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enum drm_mode_status (*validate_mode)(struct dp_display *dp_display,
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void *panel, struct drm_display_mode *mode,
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const struct msm_resource_caps_info *avail_res);
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int (*get_modes)(struct dp_display *dp_display, void *panel,
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struct dp_display_mode *dp_mode);
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int (*prepare)(struct dp_display *dp_display, void *panel);
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int (*unprepare)(struct dp_display *dp_display, void *panel);
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int (*request_irq)(struct dp_display *dp_display);
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struct dp_debug *(*get_debug)(struct dp_display *dp_display);
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void (*post_open)(struct dp_display *dp_display);
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int (*config_hdr)(struct dp_display *dp_display, void *panel,
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struct drm_msm_ext_hdr_metadata *hdr_meta,
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bool dhdr_update);
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int (*set_colorspace)(struct dp_display *dp_display, void *panel,
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u32 colorspace);
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int (*post_init)(struct dp_display *dp_display);
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int (*mst_install)(struct dp_display *dp_display,
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struct dp_mst_drm_install_info *mst_install_info);
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int (*mst_uninstall)(struct dp_display *dp_display);
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int (*mst_connector_install)(struct dp_display *dp_display,
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struct drm_connector *connector);
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int (*mst_connector_uninstall)(struct dp_display *dp_display,
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struct drm_connector *connector);
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int (*mst_connector_update_edid)(struct dp_display *dp_display,
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struct drm_connector *connector,
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struct edid *edid);
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int (*mst_connector_update_link_info)(struct dp_display *dp_display,
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struct drm_connector *connector);
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int (*mst_get_fixed_topology_port)(struct dp_display *dp_display,
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u32 strm_id, u32 *port_num);
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int (*get_mst_caps)(struct dp_display *dp_display,
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struct dp_mst_caps *mst_caps);
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int (*set_stream_info)(struct dp_display *dp_display, void *panel,
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u32 strm_id, u32 start_slot, u32 num_slots, u32 pbn,
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int vcpi);
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void (*convert_to_dp_mode)(struct dp_display *dp_display, void *panel,
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const struct drm_display_mode *drm_mode,
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struct dp_display_mode *dp_mode);
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int (*update_pps)(struct dp_display *dp_display,
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struct drm_connector *connector, char *pps_cmd);
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void (*wakeup_phy_layer)(struct dp_display *dp_display,
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bool wakeup);
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int (*get_available_dp_resources)(struct dp_display *dp_display,
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const struct msm_resource_caps_info *avail_res,
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struct msm_resource_caps_info *max_dp_avail_res);
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void (*clear_reservation)(struct dp_display *dp, struct dp_panel *panel);
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int (*get_mst_pbn_div)(struct dp_display *dp);
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};
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void *get_ipc_log_context(void);
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#if IS_ENABLED(CONFIG_DRM_MSM_DP)
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int dp_display_get_num_of_displays(void);
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int dp_display_get_displays(void **displays, int count);
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int dp_display_get_num_of_streams(void);
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int dp_display_mmrm_callback(struct mmrm_client_notifier_data *notifier_data);
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#else
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static inline int dp_display_get_num_of_displays(void)
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{
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return 0;
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}
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static inline int dp_display_get_displays(void **displays, int count)
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{
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return 0;
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}
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static inline int dp_display_get_num_of_streams(void)
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{
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return 0;
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}
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static inline int dp_connector_update_pps(struct drm_connector *connector,
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char *pps_cmd, void *display)
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{
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return 0;
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}
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static inline int dp_display_mmrm_callback(struct mmrm_client_notifier_data *notifier_data)
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{
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return 0;
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}
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#endif /* CONFIG_DRM_MSM_DP */
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#endif /* _DP_DISPLAY_H_ */
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