Add drmGetDeviceNameFromFd function

[glsdk/libdrm.git] / xf86drm.h

diff --git a/xf86drm.h b/xf86drm.h
index 2cb9c9e9863731637023851a0d77de55fd13d5c9..f0dfb88ea305540a0cf500c89521d0a5750b063e 100644 (file)
--- a/xf86drm.h
+++ b/xf86drm.h
@@ -39,6 +39,28 @@
 #include <stdint.h>
 #include <drm.h>
 
+#if defined(__linux__)
+
+#define DRM_IOCTL_NR(n)                _IOC_NR(n)
+#define DRM_IOC_VOID           _IOC_NONE
+#define DRM_IOC_READ           _IOC_READ
+#define DRM_IOC_WRITE          _IOC_WRITE
+#define DRM_IOC_READWRITE      _IOC_READ|_IOC_WRITE
+#define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size)
+#define DRM_MAJOR       226
+
+#else /* One of the *BSDs */
+
+#include <sys/ioccom.h>
+#define DRM_IOCTL_NR(n)         ((n) & 0xff)
+#define DRM_IOC_VOID            IOC_VOID
+#define DRM_IOC_READ            IOC_OUT
+#define DRM_IOC_WRITE           IOC_IN
+#define DRM_IOC_READWRITE       IOC_INOUT
+#define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size)
+
+#endif
+
                                /* Defaults, if nothing set in xf86config */
 #define DRM_DEV_UID     0
 #define DRM_DEV_GID     0
@@ -686,4 +708,6 @@ typedef struct _drmEventContext {
 
 extern int drmHandleEvent(int fd, drmEventContextPtr evctx);
 
+extern char *drmGetDeviceNameFromFd(int fd);
+
 #endif