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/* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _SDE_AD4_H_
#define _SDE_AD4_H_
#include <drm/drm_mode.h>
#include <drm/drm_property.h>
#include "sde_hw_dspp.h"
/**
* enum ad4_modes - ad4 modes supported by driver
*/
enum ad4_modes {
AD4_OFF,
AD4_AUTO_STRENGTH,
AD4_CALIBRATION,
AD4_MANUAL,
};
/**
* struct drm_prop_enum_list - drm structure for creating enum property and
* enumerating values
*/
static const struct drm_prop_enum_list ad4_modes[] = {
{AD4_OFF, "off"},
{AD4_AUTO_STRENGTH, "auto_strength_mode"},
{AD4_CALIBRATION, "calibration_mode"},
{AD4_MANUAL, "manual_mode"},
};
/**
* enum ad_property - properties that can be set for ad
*/
enum ad_property {
AD_MODE,
AD_INIT,
AD_CFG,
AD_INPUT,
AD_SUSPEND,
AD_ASSERTIVE,
AD_BACKLIGHT,
AD_STRENGTH,
AD_IPC_SUSPEND,
AD_IPC_RESUME,
AD_IPC_RESET,
AD_VSYNC_UPDATE,
AD_PROPMAX,
};
/**
* enum ad_intr_resp_property - ad4 interrupt response enum
*/
enum ad_intr_resp_property {
AD4_IN_OUT_BACKLIGHT,
AD4_RESPMAX,
};
/**
* struct sde_ad_hw_cfg - structure for setting the ad properties
* @prop: enum of ad property
* @hw_cfg: payload for the prop being set.
*/
struct sde_ad_hw_cfg {
enum ad_property prop;
struct sde_hw_cp_cfg *hw_cfg;
};
/**
* sde_validate_dspp_ad4() - api to validate if ad property is allowed for
* the display with allocated dspp/mixers.
* @dspp: pointer to dspp info structure.
* @prop: pointer to u32 pointing to ad property
*/
int sde_validate_dspp_ad4(struct sde_hw_dspp *dspp, u32 *prop);
/**
* sde_setup_dspp_ad4 - api to apply the ad property, sde_validate_dspp_ad4
* should be called before call this function
* @dspp: pointer to dspp info structure.
* @cfg: pointer to struct sde_ad_hw_cfg
*/
void sde_setup_dspp_ad4(struct sde_hw_dspp *dspp, void *cfg);
/**
* sde_read_intr_resp_ad4 - api to get ad4 interrupt status for event
* @dspp: pointer to dspp object
* @event: event for which response is needed
* @resp_in: read ad4 input value of event requested
* @resp_out: read ad4 output value of event requested
*/
void sde_read_intr_resp_ad4(struct sde_hw_dspp *dspp, u32 event,
u32 *resp_in, u32 *resp_out);
#endif /* _SDE_AD4_H_ */
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