loader: add special logic to distinguish nouveau from nouveau_vieux

There are a lot of different pci ids supported by nouveau, and more are
added all the time. The relevant distinguisher between drivers is the
chipset id.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Cc: "10.1" <mesa-stable@lists.freedesktop.org>

1 files changed, 10 insertions, 10 deletions

diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c
index d425559..79f6ecc 100644
--- a/src/glx/dri2_glx.c
+++ b/src/glx/dri2_glx.c
@@ -1201,6 +1201,16 @@ dri2CreateScreen(int screen, struct glx_display * priv)
       goto handle_error;
    }
 
+   if (drmGetMagic(psc->fd, &magic)) {
+      ErrorMessageF("failed to get magic\n");
+      goto handle_error;
+   }
+
+   if (!DRI2Authenticate(priv->dpy, RootWindow(priv->dpy, screen), magic)) {
+      ErrorMessageF("failed to authenticate magic %d\n", magic);
+      goto handle_error;
+   }
+
    /* If Mesa knows about the appropriate driver for this fd, then trust it.
     * Otherwise, default to the server's value.
     */
@@ -1232,16 +1242,6 @@ dri2CreateScreen(int screen, struct glx_display * priv)
       goto handle_error;
    }
 
-   if (drmGetMagic(psc->fd, &magic)) {
-      ErrorMessageF("failed to get magic\n");
-      goto handle_error;
-   }
-
-   if (!DRI2Authenticate(priv->dpy, RootWindow(priv->dpy, screen), magic)) {
-      ErrorMessageF("failed to authenticate magic %d\n", magic);
-      goto handle_error;
-   }
-
    if (psc->dri2->base.version >= 4) {
       psc->driScreen =
          psc->dri2->createNewScreen2(screen, psc->fd,