3709853456
This change brings msm display driver including sde, dp, dsi, rotator, dsi pll and dp pll from base 4.19 kernel project. It is first source code snapshot from base kernel project. Change-Id: Iec864c064ce5ea04e170f24414c728684002f284 Signed-off-by: Narendra Muppalla <NarendraM@codeaurora.org>
138 rivejä
3.6 KiB
C
138 rivejä
3.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef __SDE_VBIF_H__
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#define __SDE_VBIF_H__
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#include "sde_kms.h"
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struct sde_vbif_set_ot_params {
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u32 xin_id;
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u32 num;
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u32 width;
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u32 height;
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u32 frame_rate;
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bool rd;
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bool is_wfd;
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u32 vbif_idx;
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u32 clk_ctrl;
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};
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struct sde_vbif_set_memtype_params {
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u32 xin_id;
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u32 vbif_idx;
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u32 clk_ctrl;
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bool is_cacheable;
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};
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/**
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* struct sde_vbif_set_xin_halt_params - xin halt parameters
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* @vbif_idx: vbif identifier
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* @xin_id: client interface identifier
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* @clk_ctrl: clock control identifier of the xin
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* @forced_on: whether or not previous call to xin halt forced the clocks on,
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* only applicable to xin halt disable calls
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* @enable: whether to enable/disable xin halts
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*/
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struct sde_vbif_set_xin_halt_params {
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u32 vbif_idx;
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u32 xin_id;
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u32 clk_ctrl;
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bool forced_on;
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bool enable;
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};
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/**
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* struct sde_vbif_set_qos_params - QoS remapper parameter
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* @vbif_idx: vbif identifier
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* @xin_id: client interface identifier
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* @clk_ctrl: clock control identifier of the xin
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* @num: pipe identifier (debug only)
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* @client_type: client type enumerated by sde_vbif_client_type
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*/
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struct sde_vbif_set_qos_params {
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u32 vbif_idx;
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u32 xin_id;
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u32 clk_ctrl;
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u32 num;
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enum sde_vbif_client_type client_type;
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};
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/**
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* sde_vbif_set_ot_limit - set OT limit for vbif client
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* @sde_kms: SDE handler
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* @params: Pointer to OT configuration parameters
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*/
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void sde_vbif_set_ot_limit(struct sde_kms *sde_kms,
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struct sde_vbif_set_ot_params *params);
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/**
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* sde_vbif_set_xin_halt - halt one of the xin ports
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* This function isn't thread safe.
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* @sde_kms: SDE handler
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* @params: Pointer to halt configuration parameters
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* Returns: Whether or not VBIF clocks were forced on
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*/
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bool sde_vbif_set_xin_halt(struct sde_kms *sde_kms,
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struct sde_vbif_set_xin_halt_params *params);
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/**
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* sde_vbif_set_qos_remap - set QoS priority level remap
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* @sde_kms: SDE handler
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* @params: Pointer to QoS configuration parameters
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*/
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void sde_vbif_set_qos_remap(struct sde_kms *sde_kms,
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struct sde_vbif_set_qos_params *params);
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/**
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* sde_vbif_clear_errors - clear any vbif errors
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* @sde_kms: SDE handler
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*/
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void sde_vbif_clear_errors(struct sde_kms *sde_kms);
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/**
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* sde_vbif_init_memtypes - initialize xin memory types for vbif
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* @sde_kms: SDE handler
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*/
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void sde_vbif_init_memtypes(struct sde_kms *sde_kms);
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/**
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* sde_vbif_halt_plane_xin - halts the xin client for the unused plane
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* On unused plane, check if the vbif for this plane is idle or not.
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* If not then first force_on the planes clock and then send the
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* halt request. Wait for some time then check for the vbif idle
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* or not again.
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* @sde_kms: SDE handler
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* @xin_id: xin id of the unused plane
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* @clk_ctrl: clk ctrl type for the unused plane
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* Returns: 0 on success, error code otherwise
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*/
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int sde_vbif_halt_plane_xin(struct sde_kms *sde_kms, u32 xin_id,
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u32 clk_ctrl);
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/**
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* sde_vbif_halt_xin_mask - halts/unhalts all the xin clients present in
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* the mask.
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* @sde_kms: SDE handler
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* @xin_id_mask: Mask of all the xin-ids to be halted/unhalted
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* halt: boolen to indicate halt/unhalt
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*/
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int sde_vbif_halt_xin_mask(struct sde_kms *sde_kms, u32 xin_id_mask, bool halt);
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#ifdef CONFIG_DEBUG_FS
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int sde_debugfs_vbif_init(struct sde_kms *sde_kms, struct dentry *debugfs_root);
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void sde_debugfs_vbif_destroy(struct sde_kms *sde_kms);
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#else
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static inline int sde_debugfs_vbif_init(struct sde_kms *sde_kms,
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struct dentry *debugfs_root)
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{
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return 0;
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}
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static inline void sde_debugfs_vbif_destroy(struct sde_kms *sde_kms)
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{
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}
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#endif
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#endif /* __SDE_VBIF_H__ */
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