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Linux mint 19.1 Tessa mouse not always working with laptop bug fix
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/* usbreset -- send a USB port reset to a USB device */ | |
#include <stdio.h> | |
#include <unistd.h> | |
#include <fcntl.h> | |
#include <errno.h> | |
#include <sys/ioctl.h> | |
#include <linux/usbdevice_fs.h> | |
int main(int argc, char **argv) | |
{ | |
const char *filename; | |
int fd; | |
int rc; | |
if (argc != 2) { | |
fprintf(stderr, "Usage: usbreset device-filename\n"); | |
return 1; | |
} | |
filename = argv[1]; | |
fd = open(filename, O_WRONLY); | |
if (fd < 0) { | |
perror("Error opening output file"); | |
return 1; | |
} | |
printf("Resetting USB device %s\n", filename); | |
rc = ioctl(fd, USBDEVFS_RESET, 0); | |
if (rc < 0) { | |
perror("Error in ioctl"); | |
return 1; | |
} | |
printf("Reset successful\n"); | |
close(fd); | |
return 0; | |
} |
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