/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. * Copyright (c) 2016-2021, The Linux Foundation. All rights reserved. */ #ifndef __SDE_VBIF_H__ #define __SDE_VBIF_H__ #include "sde_kms.h" struct sde_vbif_set_ot_params { u32 xin_id; u32 num; u32 width; u32 height; u32 frame_rate; bool rd; bool is_wfd; u32 vbif_idx; u32 clk_ctrl; }; struct sde_vbif_set_memtype_params { u32 xin_id; u32 vbif_idx; u32 clk_ctrl; bool is_cacheable; }; /** * struct sde_vbif_set_xin_halt_params - xin halt parameters * @vbif_idx: vbif identifier * @xin_id: client interface identifier * @clk_ctrl: clock control identifier of the xin * @forced_on: whether or not previous call to xin halt forced the clocks on, * only applicable to xin halt disable calls * @enable: whether to enable/disable xin halts */ struct sde_vbif_set_xin_halt_params { u32 vbif_idx; u32 xin_id; u32 clk_ctrl; bool forced_on; bool enable; }; /** * struct sde_vbif_get_xin_status_params - xin halt parameters * @vbif_idx: vbif identifier * @xin_id: client interface identifier * @clk_ctrl: clock control identifier of the xin */ struct sde_vbif_get_xin_status_params { u32 vbif_idx; u32 xin_id; u32 clk_ctrl; }; /** * struct sde_vbif_set_qos_params - QoS remapper parameter * @vbif_idx: vbif identifier * @xin_id: client interface identifier * @clk_ctrl: clock control identifier of the xin * @num: pipe identifier (debug only) * @client_type: client type enumerated by sde_vbif_client_type */ struct sde_vbif_set_qos_params { u32 vbif_idx; u32 xin_id; u32 clk_ctrl; u32 num; enum sde_vbif_client_type client_type; }; /** * sde_vbif_clk_register - register vbif clk client * @sde_kms: SDE handler * @client: pointer to VBIF clk client info * Returns: 0 on success, error code otherwise */ int sde_vbif_clk_register(struct sde_kms *sde_kms, struct sde_vbif_clk_client *client); /** * sde_vbif_set_ot_limit - set OT limit for vbif client * @sde_kms: SDE handler * @params: Pointer to OT configuration parameters */ void sde_vbif_set_ot_limit(struct sde_kms *sde_kms, struct sde_vbif_set_ot_params *params); /** * sde_vbif_set_xin_halt - halt one of the xin ports * This function isn't thread safe. * @sde_kms: SDE handler * @params: Pointer to halt configuration parameters * Returns: Whether or not VBIF clocks were forced on */ bool sde_vbif_set_xin_halt(struct sde_kms *sde_kms, struct sde_vbif_set_xin_halt_params *params); /** * sde_vbif_get_xin_status - halt one of the xin ports * This function isn't thread safe. * @sde_kms: SDE handler * @params: Pointer to xin status parameters * Returns: true if xin client is idle, false otherwise */ bool sde_vbif_get_xin_status(struct sde_kms *sde_kms, struct sde_vbif_get_xin_status_params *params); /** * sde_vbif_set_qos_remap - set QoS priority level remap * @sde_kms: SDE handler * @params: Pointer to QoS configuration parameters */ void sde_vbif_set_qos_remap(struct sde_kms *sde_kms, struct sde_vbif_set_qos_params *params); /** * sde_vbif_clear_errors - clear any vbif errors * @sde_kms: SDE handler */ void sde_vbif_clear_errors(struct sde_kms *sde_kms); /** * sde_vbif_init_memtypes - initialize xin memory types for vbif * @sde_kms: SDE handler */ void sde_vbif_init_memtypes(struct sde_kms *sde_kms); /** * sde_vbif_axi_halt_request - halt all axi transcations on vbif * @sde_kms: SDE handler */ void sde_vbif_axi_halt_request(struct sde_kms *sde_kms); /** * sde_vbif_halt_xin_mask - halts/unhalts all the xin clients present in * the mask. * @sde_kms: SDE handler * @xin_id_mask: Mask of all the xin-ids to be halted/unhalted * halt: boolen to indicate halt/unhalt */ int sde_vbif_halt_xin_mask(struct sde_kms *sde_kms, u32 xin_id_mask, bool halt); #if IS_ENABLED(CONFIG_DEBUG_FS) int sde_debugfs_vbif_init(struct sde_kms *sde_kms, struct dentry *debugfs_root); void sde_debugfs_vbif_destroy(struct sde_kms *sde_kms); #else static inline int sde_debugfs_vbif_init(struct sde_kms *sde_kms, struct dentry *debugfs_root) { return 0; } static inline void sde_debugfs_vbif_destroy(struct sde_kms *sde_kms) { } #endif /* CONFIG_DEBUG_FS */ #endif /* __SDE_VBIF_H__ */