23b65c3a24
git-subtree-dir: techpack/display git-subtree-mainline:2d46776923
git-subtree-split:64f31403b4
Change-Id: I7f4c42a3ba6b11a8db861cdd171a52d8f58f2e06
131 lines
3.2 KiB
C
131 lines
3.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2015-2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef _SDE_HW_LM_H
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#define _SDE_HW_LM_H
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#include "sde_hw_mdss.h"
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#include "sde_hw_util.h"
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#include "sde_hw_blk.h"
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struct sde_hw_mixer;
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struct sde_hw_mixer_cfg {
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u32 out_width;
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u32 out_height;
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bool right_mixer;
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int flags;
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};
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struct sde_hw_color3_cfg {
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u8 keep_fg[SDE_STAGE_MAX];
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};
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/**
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*
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* struct sde_hw_lm_ops : Interface to the mixer Hw driver functions
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* Assumption is these functions will be called after clocks are enabled
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*/
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struct sde_hw_lm_ops {
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/*
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* Sets up mixer output width and height
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* and border color if enabled
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*/
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void (*setup_mixer_out)(struct sde_hw_mixer *ctx,
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struct sde_hw_mixer_cfg *cfg);
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/*
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* Alpha blending configuration
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* for the specified stage
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*/
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void (*setup_blend_config)(struct sde_hw_mixer *ctx, uint32_t stage,
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uint32_t fg_alpha, uint32_t bg_alpha, uint32_t blend_op);
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/*
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* Alpha color component selection from either fg or bg
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*/
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void (*setup_alpha_out)(struct sde_hw_mixer *ctx, uint32_t mixer_op);
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/**
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* setup_border_color : enable/disable border color
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*/
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void (*setup_border_color)(struct sde_hw_mixer *ctx,
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struct sde_mdss_color *color,
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u8 border_en);
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/**
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* setup_gc : enable/disable gamma correction feature
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*/
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void (*setup_gc)(struct sde_hw_mixer *mixer,
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void *cfg);
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/**
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* setup_dim_layer: configure dim layer settings
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* @ctx: Pointer to layer mixer context
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* @dim_layer: dim layer configs
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*/
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void (*setup_dim_layer)(struct sde_hw_mixer *ctx,
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struct sde_hw_dim_layer *dim_layer);
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/**
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* clear_dim_layer: clear dim layer settings
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* @ctx: Pointer to layer mixer context
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*/
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void (*clear_dim_layer)(struct sde_hw_mixer *ctx);
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/* setup_misr: enables/disables MISR in HW register */
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void (*setup_misr)(struct sde_hw_mixer *ctx,
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bool enable, u32 frame_count);
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/* collect_misr: reads and stores MISR data from HW register */
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int (*collect_misr)(struct sde_hw_mixer *ctx, bool nonblock,
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u32 *misr_value);
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};
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struct sde_hw_mixer {
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struct sde_hw_blk base;
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struct sde_hw_blk_reg_map hw;
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/* lm */
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enum sde_lm idx;
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const struct sde_lm_cfg *cap;
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const struct sde_mdp_cfg *mdp;
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const struct sde_ctl_cfg *ctl;
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/* ops */
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struct sde_hw_lm_ops ops;
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/* store mixer info specific to display */
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struct sde_hw_mixer_cfg cfg;
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};
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/**
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* to_sde_hw_mixer - convert base object sde_hw_base to container
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* @hw: Pointer to base hardware block
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* return: Pointer to hardware block container
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*/
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static inline struct sde_hw_mixer *to_sde_hw_mixer(struct sde_hw_blk *hw)
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{
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return container_of(hw, struct sde_hw_mixer, base);
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}
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/**
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* sde_hw_lm_init(): Initializes the mixer hw driver object.
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* should be called once before accessing every mixer.
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* @idx: mixer index for which driver object is required
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* @addr: mapped register io address of MDP
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* @m : pointer to mdss catalog data
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*/
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struct sde_hw_mixer *sde_hw_lm_init(enum sde_lm idx,
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void __iomem *addr,
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struct sde_mdss_cfg *m);
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/**
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* sde_hw_lm_destroy(): Destroys layer mixer driver context
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* @lm: Pointer to LM driver context
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*/
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void sde_hw_lm_destroy(struct sde_hw_mixer *lm);
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#endif /*_SDE_HW_LM_H */
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