intel: Sync GEM ioctl comments for easier diffing against the kernel.

diff --git a/shared-core/i915_drm.h b/shared-core/i915_drm.h
index 976ff18..628f7f8 100644 (file)
--- a/shared-core/i915_drm.h
+++ b/shared-core/i915_drm.h
@@ -469,8 +469,12 @@ struct drm_i915_gem_pread {
        uint64_t offset;
        /** Length of data to read */
        uint64_t size;
-       /** Pointer to write the data into. */
-       uint64_t data_ptr;      /* void *, but pointers are not 32/64 compatible */
+       /**
+        * Pointer to write the data into.
+        *
+        * This is a fixed-size type for 32/64 compatibility.
+        */
+       uint64_t data_ptr;
 };
 
 struct drm_i915_gem_pwrite {
@@ -481,8 +485,12 @@ struct drm_i915_gem_pwrite {
        uint64_t offset;
        /** Length of data to write */
        uint64_t size;
-       /** Pointer to read the data from. */
-       uint64_t data_ptr;      /* void *, but pointers are not 32/64 compatible */
+       /**
+        * Pointer to read the data from.
+        *
+        * This is a fixed-size type for 32/64 compatibility.
+        */
+       uint64_t data_ptr;
 };
 
 struct drm_i915_gem_mmap {
@@ -497,8 +505,12 @@ struct drm_i915_gem_mmap {
         * The value will be page-aligned.
         */
        uint64_t size;
-       /** Returned pointer the data was mapped at */
-       uint64_t addr_ptr;      /* void *, but pointers are not 32/64 compatible */
+       /**
+        * Returned pointer the data was mapped at.
+        *
+        * This is a fixed-size type for 32/64 compatibility.
+        */
+       uint64_t addr_ptr;
 };
 
 struct drm_i915_gem_mmap_gtt {
@@ -643,7 +655,8 @@ struct drm_i915_gem_execbuffer {
        uint32_t DR1;
        uint32_t DR4;
        uint32_t num_cliprects;
-       uint64_t cliprects_ptr; /* struct drm_clip_rect *cliprects */
+       /** This is a struct drm_clip_rect *cliprects */
+       uint64_t cliprects_ptr;
 };
 
 struct drm_i915_gem_pin {