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Diffstat (limited to 'src/gallium/winsys/drm/radeon/core/radeon_drm.h')
-rw-r--r--src/gallium/winsys/drm/radeon/core/radeon_drm.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/gallium/winsys/drm/radeon/core/radeon_drm.h b/src/gallium/winsys/drm/radeon/core/radeon_drm.h
index 28f2ba818e..ddd7983824 100644
--- a/src/gallium/winsys/drm/radeon/core/radeon_drm.h
+++ b/src/gallium/winsys/drm/radeon/core/radeon_drm.h
@@ -77,4 +77,13 @@ boolean radeon_global_handle_from_buffer(struct drm_api* api,
unsigned* handle);
void radeon_destroy_drm_api(struct drm_api* api);
+
+/* Guess at whether this chipset should use r300g.
+ *
+ * I believe that this check is valid, but I haven't been exhaustive. */
+static boolean is_r3xx(int pciid)
+{
+ return (pciid > 0x3150) && (pciid < 0x796f);
+}
+
#endif