70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/* Copyright (c) 2010-2013, 2015, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __MDSS_HDMI_CEC_H__
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#define __MDSS_HDMI_CEC_H__
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#include "mdss_hdmi_util.h"
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#include "mdss_cec_abstract.h"
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#define RETRANSMIT_MAX_NUM 5
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/**
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* struct hdmi_cec_init_data - data needed for initializing cec hw module
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* @workq: pointer to workqueue
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* @io: pointer to register access related data
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* @pinfo: pointer to panel information data
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* @cbs: pointer to cec abstract callback functions.
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* @ops: pointer to cec hw operation functions.
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*
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* Defines the data needed to be provided while initializing cec hw module
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*/
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struct hdmi_cec_init_data {
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struct workqueue_struct *workq;
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struct dss_io_data *io;
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struct mdss_panel_info *pinfo;
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struct cec_cbs *cbs;
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struct cec_ops *ops;
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};
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/**
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* hdmi_cec_isr() - interrupt handler for cec hw module
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* @cec_ctrl: pointer to cec hw module's data
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*
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* Return: irq error code
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*
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* The API can be called by HDMI Tx driver on receiving hw interrupts
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* to let the CEC related interrupts handled by this module.
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*/
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int hdmi_cec_isr(void *cec_ctrl);
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/**
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* hdmi_cec_init() - Initialize the CEC hw module
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* @init_data: data needed to initalize the cec hw module
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*
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* Return: pointer to cec hw modules data that needs to be passed when
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* calling cec hw modules API or error code.
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*
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* The API registers CEC HW modules with the client and provides HW
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* specific operations.
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*/
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void *hdmi_cec_init(struct hdmi_cec_init_data *init_data);
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/**
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* hdmi_cec_deinit() - de-initialize CEC HW module
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* @data: CEC HW module data
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*
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* This API release all resources allocated.
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*/
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void hdmi_cec_deinit(void *data);
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#endif /* __MDSS_HDMI_CEC_H__ */
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