v3d: Use driconf to expose non-MSAA texture limits for Xorg.

The V3D 4.2 HW has a limit to MSAA texture sizes of 4096.  With non-MSAA,
we can go up to 7680 (actually probably 8138, but that hasn't been
validated by the HW team).  Exposing 7680 in X11 will allow dual 4k displays.

2 files changed, 8 insertions, 5 deletions

diff --git a/src/gallium/winsys/vc4/drm/vc4_drm_public.h b/src/gallium/winsys/vc4/drm/vc4_drm_public.h
index 102c1487ba5..a727242d7ba 100644
--- a/src/gallium/winsys/vc4/drm/vc4_drm_public.h
+++ b/src/gallium/winsys/vc4/drm/vc4_drm_public.h
@@ -27,7 +27,9 @@
 struct pipe_screen;
 struct renderonly;
 
-struct pipe_screen *vc4_drm_screen_create(int drmFD);
-struct pipe_screen *vc4_drm_screen_create_renderonly(struct renderonly *ro);
+struct pipe_screen *vc4_drm_screen_create(int drmFD,
+                                          const struct pipe_screen_config *config);
+struct pipe_screen *vc4_drm_screen_create_renderonly(struct renderonly *ro,
+                                                     const struct pipe_screen_config *config);
 
 #endif /* __VC4_DRM_PUBLIC_H__ */
diff --git a/src/gallium/winsys/vc4/drm/vc4_drm_winsys.c b/src/gallium/winsys/vc4/drm/vc4_drm_winsys.c
index 4215857d06b..2d05ac8cc92 100644
--- a/src/gallium/winsys/vc4/drm/vc4_drm_winsys.c
+++ b/src/gallium/winsys/vc4/drm/vc4_drm_winsys.c
@@ -32,7 +32,7 @@
 #include "drm-uapi/vc4_drm.h"
 
 struct pipe_screen *
-vc4_drm_screen_create(int fd)
+vc4_drm_screen_create(int fd, const struct pipe_screen_config *config)
 {
    bool v3d_present = true;
 
@@ -49,14 +49,15 @@ vc4_drm_screen_create(int fd)
       return vc4_screen_create(fcntl(fd, F_DUPFD_CLOEXEC, 3), NULL);
 
 #ifdef GALLIUM_KMSRO
-   return kmsro_drm_screen_create(fd);
+   return kmsro_drm_screen_create(fd, config);
 #endif
 
    return NULL;
 }
 
 struct pipe_screen *
-vc4_drm_screen_create_renderonly(struct renderonly *ro)
+vc4_drm_screen_create_renderonly(struct renderonly *ro,
+                                 const struct pipe_screen_config *config)
 {
    return vc4_screen_create(ro->gpu_fd, ro);
 }