diff --git a/lib/intel_batchbuffer.c b/lib/intel_batchbuffer.c
index bd0bcbcc..666c323d 100644
--- a/lib/intel_batchbuffer.c
+++ b/lib/intel_batchbuffer.c
@@ -661,7 +661,6 @@ void igt_blitter_fast_copy__raw(int fd,
 /**
  * igt_blitter_fast_copy:
  * @batch: batchbuffer object
- * @context: libdrm hardware context to use
  * @src: source i-g-t buffer object
  * @src_x: source pixel x-coordination
  * @src_y: source pixel y-coordination
diff --git a/lib/intel_batchbuffer.h b/lib/intel_batchbuffer.h
index c90b5e7d..fa8875b3 100644
--- a/lib/intel_batchbuffer.h
+++ b/lib/intel_batchbuffer.h
@@ -187,7 +187,7 @@ void intel_copy_bo(struct intel_batchbuffer *batch,
 		   drm_intel_bo *dst_bo, drm_intel_bo *src_bo,
 		   long int size);
 
-/**
+/*
  * Yf/Ys tiling
  *
  * Tiling mode in the I915_TILING_... namespace for new tiling modes which are
diff --git a/lib/ioctl_wrappers.c b/lib/ioctl_wrappers.c
index baebf5c2..ff78ef13 100644
--- a/lib/ioctl_wrappers.c
+++ b/lib/ioctl_wrappers.c
@@ -699,6 +699,7 @@ void gem_context_set_param(int fd, struct local_i915_gem_context_param *p)
 /**
  * gem_context_require_param:
  * @fd: open i915 drm file descriptor
+ * @param: i915 hw context parameter
  *
  * Feature test macro to query whether hw context parameter support for @param
  * is available. Automatically skips through igt_require() if not.