linux/drivers/staging/media/atomisp/pci/runtime/isys/src/rx.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2010 - 2015, Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope 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.
 */

#define __INLINE_INPUT_SYSTEM__
#include "input_system.h"
#include "assert_support.h"
#include "ia_css_isys.h"
#include "ia_css_irq.h"
#include "sh_css_internal.h"

void ia_css_isys_rx_enable_all_interrupts(enum mipi_port_id port)
{ … }

/* This function converts between the enum used on the CSS API and the
 * internal DLI enum type.
 * We do not use an array for this since we cannot use named array
 * initializers in Windows. Without that there is no easy way to guarantee
 * that the array values would be in the correct order.
 * */
enum mipi_port_id ia_css_isys_port_to_mipi_port(enum mipi_port_id api_port)
{ … }

unsigned int ia_css_isys_rx_get_interrupt_reg(enum mipi_port_id port)
{ … }

void ia_css_rx_get_irq_info(unsigned int *irq_infos)
{ … }

void ia_css_rx_port_get_irq_info(enum mipi_port_id api_port,
				 unsigned int *irq_infos)
{ … }

void ia_css_isys_rx_get_irq_info(enum mipi_port_id port,
				 unsigned int *irq_infos)
{ … }

/* Translate register bits to CSS API enum mask */
unsigned int ia_css_isys_rx_translate_irq_infos(unsigned int bits)
{ … }

void ia_css_rx_clear_irq_info(unsigned int irq_infos)
{ … }

void ia_css_rx_port_clear_irq_info(enum mipi_port_id api_port,
				   unsigned int irq_infos)
{ … }

void ia_css_isys_rx_clear_irq_info(enum mipi_port_id port,
				   unsigned int irq_infos)
{ … }

static int ia_css_isys_2400_set_fmt_type(enum atomisp_input_format input_format,
					 unsigned int *fmt_type)
{ … }

static int ia_css_isys_2401_set_fmt_type(enum atomisp_input_format input_format,
					 unsigned int *fmt_type)
{ … }

int ia_css_isys_convert_stream_format_to_mipi_format(
    enum atomisp_input_format input_format,
    mipi_predictor_t compression,
    unsigned int *fmt_type)
{ … }

static mipi_predictor_t sh_css_csi2_compression_type_2_mipi_predictor(
    enum ia_css_csi2_compression_type type)
{ … }

int ia_css_isys_convert_compressed_format(
    struct ia_css_csi2_compression *comp,
    struct isp2401_input_system_cfg_s *cfg)
{ … }

unsigned int ia_css_csi2_calculate_input_system_alignment(
    enum atomisp_input_format fmt_type)
{ … }


static const mipi_lane_cfg_t MIPI_PORT_LANES[N_RX_MODE][N_MIPI_PORT_ID] = …;

void ia_css_isys_rx_configure(const rx_cfg_t *config,
			      const enum ia_css_input_mode input_mode)
{ … }

void ia_css_isys_rx_disable(void)
{ … }