r300g: fix mipmapped 3D textures

This is a bug in the CS checker causing CS being rejected.

3 files changed, 8 insertions, 0 deletions

diff --git a/src/gallium/winsys/radeon/drm/radeon_drm.c b/src/gallium/winsys/radeon/drm/radeon_drm.c
index 3dfcc5aef0..2809b57862 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm.c
@@ -100,6 +100,9 @@ static void do_ioctls(int fd, struct radeon_libdrm_winsys* winsys)
                            version->version_minor >= 1;
 #endif
 
+    /* XXX */
+    winsys->tex3d_mip_bug = TRUE;
+
     info.request = RADEON_INFO_DEVICE_ID;
     retval = drmCommandWriteRead(fd, DRM_RADEON_INFO, &info, sizeof(info));
     if (retval) {
diff --git a/src/gallium/winsys/radeon/drm/radeon_r300.c b/src/gallium/winsys/radeon/drm/radeon_r300.c
index 735b93bc77..d1e65f87c3 100644
--- a/src/gallium/winsys/radeon/drm/radeon_r300.c
+++ b/src/gallium/winsys/radeon/drm/radeon_r300.c
@@ -264,6 +264,8 @@ static uint32_t radeon_get_value(struct r300_winsys_screen *rws,
 	return ws->z_pipes;
     case R300_VID_SQUARE_TILING_SUPPORT:
         return ws->squaretiling;
+    case R300_VID_TEX3D_MIP_BUG:
+        return ws->tex3d_mip_bug;
     }
     return 0;
 }
diff --git a/src/gallium/winsys/radeon/drm/radeon_winsys.h b/src/gallium/winsys/radeon/drm/radeon_winsys.h
index 4260dbaad7..396f258c31 100644
--- a/src/gallium/winsys/radeon/drm/radeon_winsys.h
+++ b/src/gallium/winsys/radeon/drm/radeon_winsys.h
@@ -60,6 +60,9 @@ struct radeon_libdrm_winsys {
     /* Square tiling support. */
     boolean squaretiling;
 
+    /* Square tiling support. */
+    boolean tex3d_mip_bug;
+
     /* DRM FD */
     int fd;