xf86drm: add drm{Get,Free}Device

Similar interface to the *Devices() ones but they obtain/free the
information of the opened device (as given by its fd).

Note there is a fair bit of duplication between the two Get functions,
and anyone interested is more than welcome to consolidate it.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/xf86drm.h b/xf86drm.h
index e82ca844..481d882a 100644
--- a/xf86drm.h
+++ b/xf86drm.h
@@ -790,6 +790,9 @@ typedef struct _drmDevice {
     } deviceinfo;
 } drmDevice, *drmDevicePtr;
 
+extern int drmGetDevice(int fd, drmDevicePtr *device);
+extern void drmFreeDevice(drmDevicePtr *device);
+
 extern int drmGetDevices(drmDevicePtr devices[], int max_devices);
 extern void drmFreeDevices(drmDevicePtr devices[], int count);