From 1593a1bb3435728806f66fff72a90e72a9616083 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 22 Jun 2009 15:23:38 -0700 Subject: [PATCH] intel: Bail on blits with non-tile-aligned offsets. --- src/mesa/drivers/dri/intel/intel_blit.c | 24 ++++++++++++++++++------ 1 file changed, 18 insertions(+), 6 deletions(-) diff --git a/src/mesa/drivers/dri/intel/intel_blit.c b/src/mesa/drivers/dri/intel/intel_blit.c index e0596a5531c..75d315d82bd 100644 --- a/src/mesa/drivers/dri/intel/intel_blit.c +++ b/src/mesa/drivers/dri/intel/intel_blit.c @@ -225,10 +225,18 @@ intelEmitCopyBlit(struct intel_context *intel, dri_bo *aper_array[3]; BATCH_LOCALS; - if (dst_tiling == I915_TILING_Y) - return GL_FALSE; - if (src_tiling == I915_TILING_Y) - return GL_FALSE; + if (dst_tiling != I915_TILING_NONE) { + if (dst_offset & 4095) + return GL_FALSE; + if (dst_tiling == I915_TILING_Y) + return GL_FALSE; + } + if (src_tiling != I915_TILING_NONE) { + if (src_offset & 4095) + return GL_FALSE; + if (src_tiling == I915_TILING_Y) + return GL_FALSE; + } /* do space/cliprects check before going any further */ do { @@ -561,8 +569,12 @@ intelEmitImmediateColorExpandBlit(struct intel_context *intel, int dwords = ALIGN(src_size, 8) / 4; uint32_t opcode, br13, blit_cmd; - if (dst_tiling == I915_TILING_Y) - return GL_FALSE; + if (dst_tiling != I915_TILING_NONE) { + if (dst_offset & 4095) + return GL_FALSE; + if (dst_tiling == I915_TILING_Y) + return GL_FALSE; + } assert( logic_op - GL_CLEAR >= 0 ); assert( logic_op - GL_CLEAR < 0x10 ); -- 2.30.2