i915g: Fix case where texcoords can overlap with fragpos/frontface.
diff --git a/src/gallium/drivers/i915/i915_fpc.h b/src/gallium/drivers/i915/i915_fpc.h
index b760bc4..b2683c8 100644
--- a/src/gallium/drivers/i915/i915_fpc.h
+++ b/src/gallium/drivers/i915/i915_fpc.h
@@ -39,9 +39,9 @@
 
 #define I915_PROGRAM_SIZE 192
 
-/* Use those indices for pos/face routing, must be >= I915_TEX_UNITS */
-#define I915_SEMANTIC_POS  10
-#define I915_SEMANTIC_FACE 11
+/* Use those indices for pos/face routing, must be >= num of inputs */
+#define I915_SEMANTIC_POS  100
+#define I915_SEMANTIC_FACE 101
 
 
 /**