89 lines
2.2 KiB
C
89 lines
2.2 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
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*/
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#ifndef _SDE_HW_VDC_H
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#define _SDE_HW_VDC_H
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#include "sde_hw_catalog.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_vdc;
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struct msm_display_vdc_info;
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/**
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* struct sde_hw_vdc_ops - interface to the vdc hardware 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_vdc_ops {
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/**
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* vdc_disable - disable vdc
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* @hw_vdc: Pointer to vdc context
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*/
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void (*vdc_disable)(struct sde_hw_vdc *hw_vdc);
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/**
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* vdc_config - configures vdc encoder
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* @hw_vdc: Pointer to vdc context
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* @vdc: panel vdc parameters
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*/
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void (*vdc_config)(struct sde_hw_vdc *hw_vdc,
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struct msm_display_vdc_info *vdc);
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/**
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* bind_pingpong_blk - enable/disable the connection with pp
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* @hw_vdc: Pointer to vdc context
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* @enable: enable/disable connection
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* @pp: pingpong blk id
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*/
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void (*bind_pingpong_blk)(struct sde_hw_vdc *hw_vdc,
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bool enable,
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const enum sde_pingpong pp);
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};
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struct sde_hw_vdc {
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struct sde_hw_blk base;
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struct sde_hw_blk_reg_map hw;
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/* vdc */
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enum sde_vdc idx;
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const struct sde_vdc_cfg *caps;
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/* ops */
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struct sde_hw_vdc_ops ops;
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};
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/**
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* sde_hw_vdc - 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_vdc *to_sde_hw_vdc(struct sde_hw_blk *hw)
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{
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return container_of(hw, struct sde_hw_vdc, base);
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}
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/**
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* sde_hw_vdc_init - initializes the vdc block for the passed
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* vdc idx.
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* @idx: VDC 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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* Returns: Error code or allocated sde_hw_vdc context
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*/
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struct sde_hw_vdc *sde_hw_vdc_init(enum sde_vdc 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_vdc_destroy - destroys vdc driver context
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* should be called to free the context
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* @vdc: Pointer to vdc driver context returned by sde_hw_vdc_init
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*/
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void sde_hw_vdc_destroy(struct sde_hw_vdc *vdc);
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#endif /*_SDE_HW_VDC_H */
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