v3d: Add renderonly support.

I've been using this with the kmsro series to test v3d on VKMS without my
old KMS hack in the v3d kernel driver.  KMSRO still needs some cleanup,
but v3d RO support seems reasonable.

2 files changed, 9 insertions, 1 deletions

diff --git a/src/gallium/winsys/v3d/drm/v3d_drm_public.h b/src/gallium/winsys/v3d/drm/v3d_drm_public.h
index 46aed9d4e18..1813825436b 100644
--- a/src/gallium/winsys/v3d/drm/v3d_drm_public.h
+++ b/src/gallium/winsys/v3d/drm/v3d_drm_public.h
@@ -25,7 +25,9 @@
 #define __VC5_DRM_PUBLIC_H__
 
 struct pipe_screen;
+struct renderonly;
 
 struct pipe_screen *v3d_drm_screen_create(int drmFD);
+struct pipe_screen *v3d_drm_screen_create_renderonly(struct renderonly *ro);
 
 #endif /* __VC5_DRM_PUBLIC_H__ */
diff --git a/src/gallium/winsys/v3d/drm/v3d_drm_winsys.c b/src/gallium/winsys/v3d/drm/v3d_drm_winsys.c
index 63b7a5717f5..a4786068bba 100644
--- a/src/gallium/winsys/v3d/drm/v3d_drm_winsys.c
+++ b/src/gallium/winsys/v3d/drm/v3d_drm_winsys.c
@@ -31,5 +31,11 @@
 struct pipe_screen *
 v3d_drm_screen_create(int fd)
 {
-	return v3d_screen_create(fcntl(fd, F_DUPFD_CLOEXEC, 3));
+	return v3d_screen_create(fcntl(fd, F_DUPFD_CLOEXEC, 3), NULL);
+}
+
+struct pipe_screen *
+v3d_drm_screen_create_renderonly(struct renderonly *ro)
+{
+	return v3d_screen_create(fcntl(ro->gpu_fd, F_DUPFD_CLOEXEC, 3), ro);
 }