From 612c22f131a25915196e69d7ec1adb6f4ec84a60 Mon Sep 17 00:00:00 2001 From: Thomas Hellstrom Date: Fri, 29 Feb 2008 15:38:55 +0100 Subject: Working revision. --- shared-core/i915_drm.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'shared-core/i915_drm.h') diff --git a/shared-core/i915_drm.h b/shared-core/i915_drm.h index b93df670..de463614 100644 --- a/shared-core/i915_drm.h +++ b/shared-core/i915_drm.h @@ -358,8 +358,22 @@ typedef struct drm_i915_hws_addr { * 2 - buffer handle * 3 - reserved (for optimisations later). */ +/* + * type 1 relocation has 4-uint32_t stride. + * Hangs off the first item in the op list. + * Performed after all valiations are done. + * Try to group relocs into the same relocatee together for + * performance reasons. + * 0 - offset into buffer + * 1 - delta to add in + * 2 - buffer index in op list. + * 3 - relocatee index in op list. + */ #define I915_RELOC_TYPE_0 0 #define I915_RELOC0_STRIDE 4 +#define I915_RELOC_TYPE_1 1 +#define I915_RELOC1_STRIDE 4 + struct drm_i915_op_arg { uint64_t next; -- cgit v1.2.3