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/*
* Driver for the Conexant CX25821 PCIe bridge
*
* Copyright (C) 2009 Conexant Systems Inc.
* Authors <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <string.h>
#include <linux/errno.h>
#include <linux/ioctl.h>
#define SET_VIDEO_STD 800
#define SET_PIXEL_FORMAT 1000
#define ENABLE_CIF_RESOLUTION 1001
#define PIXEL_FRMT_422 4
#define PIXEL_FRMT_411 5
#define PIXEL_FRMT_Y8 6
#define ALL_DECODERS 752
typedef struct {
char *vid_stdname;
int pixel_format;
int cif_resolution_enable;
int cif_width;
int decoder_select;
int command;
} downstream_user_struct;
void print_usage()
{
printf("\n*********************************\n");
printf("Sample Usage: ./set d 1 standard NTSC format 422 7 resolution 320 7\n");
printf(" device_id Device ID (1 and above) for MultiCard\n");
printf(" standard Video Standard (PAL/NTSC)\n");
printf(" format Output Pixel Format (422 or 411) for specific decoder (e.g. 7)\n");
printf(" resolution 352/320 for CIF and 720 for D1 resolution for specific decoder (e.g. 7)\n");
}
int main(int argc, char** argv)
{
unsigned int cmd= 0 ;
int fp;
int i = 1, j = 0, k = 0, len = 0;
int mode = 0;
int pixel_format = 0;
int width_input = 0;
int decoder_input = 0;
int device_id = 0, video_id = 11;
char * temp2;
char *device_str[4] = {"/dev/video11", "/dev/video23", "/dev/video35", "/dev/video47"};
char mode_temp = 's';
char *param_temp;
if(argc < 3 || (tolower(*(argv[1])) != 'd') )
{
print_usage();
return -EINVAL;
}
sscanf(argv[2], "%d", &device_id );
i += 2;
if( device_id <= 0 || device_id > 4 )
{
print_usage();
return -EINVAL;
}
printf("\n********************************* \n");
if((fp = open(device_str[device_id-1], O_RDWR)) == -1)
{
printf("Error: cannot open device file %s !\n", device_str[device_id-1]);
return -EINVAL;
}
printf("Device %s open for IOCTL successfully!\n", device_str[device_id-1]);
for( ; i < argc; i++)
{
temp2 = argv[i];
mode_temp = tolower(temp2[0]);
param_temp = argv[i+1];
switch(mode_temp)
{
case 's':
{
downstream_user_struct arguments;
char * temp = param_temp;
arguments.vid_stdname = (tolower(temp[0]) == 'p') ? "PAL" : "NTSC";
arguments.command = SET_VIDEO_STD;
printf("User parameters: vid_stdname = %s, command = %d \n", arguments.vid_stdname, arguments.command);
if((ioctl(fp, arguments.command, (char *) &arguments)) == -1)
printf("Error: ioctl FAILED!\n");
}
break;
case 'f':
{
sscanf(param_temp, "%d", &pixel_format );
sscanf(argv[i+2], "%d", &decoder_input ); i++;
if( pixel_format < 411 || pixel_format > 422)
pixel_format = 422;
if( decoder_input < 0 )
decoder_input = ALL_DECODERS;
downstream_user_struct arguments;
arguments.pixel_format = (pixel_format == 411) ? PIXEL_FRMT_411 : PIXEL_FRMT_422;
arguments.decoder_select = decoder_input;
arguments.command = SET_PIXEL_FORMAT;
printf("User parameters: pixel_format = %d, decoder_input = %d, command = %d \n", arguments.pixel_format, arguments.decoder_select, arguments.command);
if((ioctl(fp, arguments.command, (char *) &arguments)) == -1)
printf("Error: ioctl FAILED!\n");
}
break;
case 'r':
{
sscanf(param_temp, "%d", &width_input );
sscanf(argv[i+2], "%d", &decoder_input ); i++;
if( width_input < 320 || width_input > 352 )
width_input = 720;
if( decoder_input < 0 )
decoder_input = ALL_DECODERS;
downstream_user_struct arguments;
arguments.cif_resolution_enable = (width_input == 320 || width_input == 352) ? 1 : 0;
arguments.cif_width = width_input;
arguments.decoder_select = decoder_input;
arguments.command = ENABLE_CIF_RESOLUTION;
printf("User parameters: cif_resolution_enable = %d, decoder_input = %d, command = %d \n", arguments.cif_resolution_enable, arguments.decoder_select, arguments.command);
if((ioctl(fp, arguments.command, (char *) &arguments)) == -1)
printf("Error: ioctl FAILED!\n");
}
break;
default:
printf("Please verify the options are correct!\n");
break;
}
i++;
}
printf("********************************* \n\n");
close(fp);
return 0;
}
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