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#include <sys/ioctl.h>
#include <sys/sysmacros.h>
#include <sys/types.h>
#include "drm.h"
// From libdrm
#define DRM_IOCTL_BASE 'd'
#define DRM_IO(nr) _IO(DRM_IOCTL_BASE, nr)
#define DRM_IOCTL_SET_MASTER DRM_IO(0x1e)
#define DRM_IOCTL_DROP_MASTER DRM_IO(0x1f)
int drm_set_master(int fd) {
return ioctl(fd, DRM_IOCTL_SET_MASTER, 0);
}
int drm_drop_master(int fd) {
return ioctl(fd, DRM_IOCTL_DROP_MASTER, 0);
}
int dev_is_drm(dev_t device) {
return major(device) == 226;
}
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