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