Files
android_kernel_samsung_sm86…/msm/sde/sde_hw_wb.h
Amine Najahi c8a4cdc761 disp: msm: sde: add support for WB VBIF clock split
Add support for localized CLK_CTRL access through WB
hardware block.

Change-Id: I408d1bbc798902d1abc7da5bcae9492baa3159c8
Signed-off-by: Amine Najahi <anajahi@codeaurora.org>
2021-11-17 13:30:55 -05:00

230 строки
6.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2015-2021, The Linux Foundation. All rights reserved.
*/
#ifndef _SDE_HW_WB_H
#define _SDE_HW_WB_H
#include "sde_hw_catalog.h"
#include "sde_hw_mdss.h"
#include "sde_hw_top.h"
#include "sde_hw_util.h"
#include "sde_hw_pingpong.h"
#include "sde_hw_vbif.h"
struct sde_hw_wb;
struct sde_hw_wb_cfg {
struct sde_hw_fmt_layout dest;
enum sde_intf_mode intf_mode;
struct sde_rect roi;
struct sde_rect crop;
bool is_secure;
};
/**
* enum CDP preload ahead address size
*/
enum {
SDE_WB_CDP_PRELOAD_AHEAD_32,
SDE_WB_CDP_PRELOAD_AHEAD_64
};
/**
* struct sde_hw_wb_cdp_cfg : CDP configuration
* @enable: true to enable CDP
* @ubwc_meta_enable: true to enable ubwc metadata preload
* @tile_amortize_enable: true to enable amortization control for tile format
* @preload_ahead: number of request to preload ahead
* SDE_WB_CDP_PRELOAD_AHEAD_32,
* SDE_WB_CDP_PRELOAD_AHEAD_64
*/
struct sde_hw_wb_cdp_cfg {
bool enable;
bool ubwc_meta_enable;
bool tile_amortize_enable;
u32 preload_ahead;
};
/**
* struct sde_hw_wb_qos_cfg : Writeback pipe QoS configuration
* @danger_lut: LUT for generate danger level based on fill level
* @safe_lut: LUT for generate safe level based on fill level
* @creq_lut: LUT for generate creq level based on fill level
* @danger_safe_en: enable danger safe generation
*/
struct sde_hw_wb_qos_cfg {
u32 danger_lut;
u32 safe_lut;
u64 creq_lut;
bool danger_safe_en;
};
/**
*
* struct sde_hw_wb_ops : Interface to the wb Hw driver functions
* Assumption is these functions will be called after clocks are enabled
*/
struct sde_hw_wb_ops {
void (*setup_csc_data)(struct sde_hw_wb *ctx,
struct sde_csc_cfg *data);
void (*setup_outaddress)(struct sde_hw_wb *ctx,
struct sde_hw_wb_cfg *wb);
void (*setup_outformat)(struct sde_hw_wb *ctx,
struct sde_hw_wb_cfg *wb);
void (*setup_rotator)(struct sde_hw_wb *ctx,
struct sde_hw_wb_cfg *wb);
void (*setup_dither)(struct sde_hw_wb *ctx,
struct sde_hw_wb_cfg *wb);
void (*setup_cdwn)(struct sde_hw_wb *ctx,
struct sde_hw_wb_cfg *wb);
void (*setup_trafficshaper)(struct sde_hw_wb *ctx,
struct sde_hw_wb_cfg *wb);
void (*setup_roi)(struct sde_hw_wb *ctx,
struct sde_hw_wb_cfg *wb);
void (*setup_crop)(struct sde_hw_wb *ctx,
struct sde_hw_wb_cfg *wb, bool crop);
/**
* setup_qos_lut - setup danger, safe, creq, etc. LUTs
* @ctx: Pointer to pipe context
* @cfg: Pointer to pipe QoS configuration
*/
void (*setup_qos_lut)(struct sde_hw_wb *ctx,
struct sde_hw_wb_qos_cfg *cfg);
/**
* setup_cdp - setup CDP
* @ctx: Pointer to pipe context
* @cfg: Pointer to pipe CDP configuration
*/
void (*setup_cdp)(struct sde_hw_wb *ctx,
struct sde_hw_wb_cdp_cfg *cfg);
/**
* bind_pingpong_blk - enable/disable the connection with pp
* @ctx: Pointer to wb context
* @enable: enable/disable connection
* @pp: pingpong blk id
*/
void (*bind_pingpong_blk)(struct sde_hw_wb *ctx,
bool enable,
const enum sde_pingpong pp);
/**
* bind_dcwb_pp_blk - enable/disable the connection with cwb pp
* @ctx: Pointer to wb context
* @enable: enable/disable connection
* @pp: pingpong blk id
*/
void (*bind_dcwb_pp_blk)(struct sde_hw_wb *ctx,
bool enable,
const enum sde_pingpong pp);
/**
* program_cwb_ctrl - program cwb block configp
* @ctx: Pointer to wb context
* @pp_idx: Current CWB block index to poram
* @data_src: Source CWB/PingPong block index
* @dspp_out: Tap dspp output or default LM output
* @enable: enable or disable the CWB path to tap the output
*/
void (*program_cwb_ctrl)(struct sde_hw_wb *ctx, const enum sde_cwb cwb,
const enum sde_cwb data_src, bool dspp_out, bool enable);
/**
* program_dcwb_ctrl - program cwb block configp
* @ctx: Pointer to wb context
* @pp_idx: Current CWB block index to poram
* @data_src: Source CWB/PingPong block index
* @tap_location: Tap LM output, dspp output or Demura output
* @enable: enable or disable the CWB path to tap the output
*/
void (*program_dcwb_ctrl)(struct sde_hw_wb *ctx, const enum sde_dcwb cwb,
const enum sde_cwb data_src, int tap_location, bool enable);
/**
* program_cwb_dither_ctrl - program cwb dither block config
* @ctx: Pointer to wb context
* @dcwb_idx: Current Ping-Pong CWB block index to program
* @cfg: cwb dither data
* @len: the size of cwb dither data
* @enable: enable or disable the cwb dither
*/
void (*program_cwb_dither_ctrl)(struct sde_hw_wb *ctx,
const enum sde_dcwb dcwb_idx, void *cfg, size_t len, bool enable);
};
/**
* struct sde_hw_wb : WB driver object
* @base: hardware block base structure
* @hw: block hardware details
* @catalog: back pointer to catalog
* @mdp: pointer to associated mdp portion of the catalog
* @idx: hardware index number within type
* @wb_hw_caps: hardware capabilities
* @ops: function pointers
* @hw_mdp: MDP top level hardware block
* @cwb_hw: CWB control hwio details
* @dcwb_hw: DCWB control hwio details
* @dcwb_pp_hw: DCWB PingPong control hwio details
*/
struct sde_hw_wb {
struct sde_hw_blk_reg_map hw;
struct sde_mdss_cfg *catalog;
struct sde_mdp_cfg *mdp;
/* wb path */
int idx;
const struct sde_wb_cfg *caps;
/* ops */
struct sde_hw_wb_ops ops;
struct sde_hw_mdp *hw_mdp;
struct sde_hw_blk_reg_map cwb_hw;
struct sde_hw_blk_reg_map dcwb_hw;
struct sde_hw_pingpong dcwb_pp_hw[DCWB_MAX - DCWB_0];
};
/**
* to_sde_hw_wb - convert base hw object to sde_hw_wb container
* @hw: Pointer to hardware block register map object
* return: Pointer to hardware block container
*/
static inline struct sde_hw_wb *to_sde_hw_wb(struct sde_hw_blk_reg_map *hw)
{
return container_of(hw, struct sde_hw_wb, hw);
}
/**
* sde_hw_wb_init(): Initializes and return writeback hw driver object.
* @idx: wb_path index for which driver object is required
* @addr: mapped register io address of MDP
* @m : pointer to mdss catalog data
* @hw_mdp: pointer to mdp top hw driver object
* @clk_client: pointer to vbif clk client info
*/
struct sde_hw_blk_reg_map *sde_hw_wb_init(enum sde_wb idx,
void __iomem *addr,
struct sde_mdss_cfg *m,
struct sde_hw_mdp *hw_mdp,
struct sde_vbif_clk_client *clk_client);
/**
* sde_hw_wb_destroy(): Destroy writeback hw driver object.
* @hw: Pointer to hardware block register map object
*/
void sde_hw_wb_destroy(struct sde_hw_blk_reg_map *hw);
#endif /*_SDE_HW_WB_H */