pipe-loader: Add auth_x parameter to pipe_loader_drm_probe_fd()

The caller can use this boolean parameter to tell the pipe-loader
to authenticate with the X server when probing a file descriptor.

2 files changed, 10 insertions, 4 deletions

diff --git a/src/gallium/auxiliary/pipe-loader/pipe_loader.h b/src/gallium/auxiliary/pipe-loader/pipe_loader.h
index e0525df..0064011 100644
--- a/src/gallium/auxiliary/pipe-loader/pipe_loader.h
+++ b/src/gallium/auxiliary/pipe-loader/pipe_loader.h
@@ -128,9 +128,13 @@ pipe_loader_drm_probe(struct pipe_loader_device **devs, int ndev);
  * This function is platform-specific.
  *
  * \sa pipe_loader_probe
+ *
+ * \param auth_x If true, the pipe-loader will attempt to
+ *               authenticate with the X server.
  */
 boolean
-pipe_loader_drm_probe_fd(struct pipe_loader_device **dev, int fd);
+pipe_loader_drm_probe_fd(struct pipe_loader_device **dev, int fd,
+                         boolean auth_x);
 
 #endif
 
diff --git a/src/gallium/auxiliary/pipe-loader/pipe_loader_drm.c b/src/gallium/auxiliary/pipe-loader/pipe_loader_drm.c
index 597a9b5..7abdec3 100644
--- a/src/gallium/auxiliary/pipe-loader/pipe_loader_drm.c
+++ b/src/gallium/auxiliary/pipe-loader/pipe_loader_drm.c
@@ -112,7 +112,8 @@ disconnect:
 }
 
 boolean
-pipe_loader_drm_probe_fd(struct pipe_loader_device **dev, int fd)
+pipe_loader_drm_probe_fd(struct pipe_loader_device **dev, int fd,
+                         boolean auth_x)
 {
    struct pipe_loader_drm_device *ddev = CALLOC_STRUCT(pipe_loader_drm_device);
    int vendor_id, chip_id;
@@ -127,7 +128,8 @@ pipe_loader_drm_probe_fd(struct pipe_loader_device **dev, int fd)
    ddev->base.ops = &pipe_loader_drm_ops;
    ddev->fd = fd;
 
-   pipe_loader_drm_x_auth(fd);
+   if (auth_x)
+      pipe_loader_drm_x_auth(fd);
 
    ddev->base.driver_name = loader_get_driver_for_fd(fd, _LOADER_GALLIUM);
    if (!ddev->base.driver_name)
@@ -159,7 +161,7 @@ pipe_loader_drm_probe(struct pipe_loader_device **devs, int ndev)
       if (fd < 0)
          continue;
 
-      if (j >= ndev || !pipe_loader_drm_probe_fd(&devs[j], fd))
+      if (j >= ndev || !pipe_loader_drm_probe_fd(&devs[j], fd, true))
          close(fd);
 
       j++;