winsys/drm: check for CAPS2/SM41 support if VGPU10 is enabled

No need to check for HW_CAPS2 or SM4_1 support if VGPU10 is not
enabled or is explicitly disabled via the environment variable
SVGA_VGPU10.

Reviewed-by: Deepak Rawat <drawat@vmware.com>

diff --git a/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c b/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
index 94414e753423730bab021a433bf2a2ece0a75000..739e4ea131fb0959d5345144cda4023f26293e10 100644 (file)
--- a/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
+++ b/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
@@ -1070,7 +1070,7 @@ vmw_ioctl_init(struct vmw_winsys_screen *vws)
          }
       }
 
-      if (vws->ioctl.have_drm_2_15) {
+      if (vws->ioctl.have_drm_2_15 && vws->base.have_vgpu10) {
          memset(&gp_arg, 0, sizeof(gp_arg));
          gp_arg.param = DRM_VMW_PARAM_HW_CAPS2;
          ret = drmCommandWriteRead(vws->ioctl.drm_fd, DRM_VMW_GET_PARAM,