diff options
Diffstat (limited to 'src/gallium/drivers/cell/spu')
| -rw-r--r-- | src/gallium/drivers/cell/spu/spu_main.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/src/gallium/drivers/cell/spu/spu_main.c b/src/gallium/drivers/cell/spu/spu_main.c index 8e46f6e471..b8bb8e9449 100644 --- a/src/gallium/drivers/cell/spu/spu_main.c +++ b/src/gallium/drivers/cell/spu/spu_main.c @@ -260,13 +260,22 @@ cmd_state_depth_stencil(const struct cell_command_depth_stencil_alpha_test *stat ASSERT_ALIGN16(state->base); - mfc_get(depth_stencil_code_buffer, - (unsigned int) state->base, /* src */ - ROUNDUP16(state->size), - TAG_BATCH_BUFFER, - 0, /* tid */ - 0 /* rid */); - wait_on_mask(1 << TAG_BATCH_BUFFER); + if (state->size != 0) { + mfc_get(depth_stencil_code_buffer, + (unsigned int) state->base, /* src */ + ROUNDUP16(state->size), + TAG_BATCH_BUFFER, + 0, /* tid */ + 0 /* rid */); + wait_on_mask(1 << TAG_BATCH_BUFFER); + } else { + /* If there is no code, emit a return instruction. + */ + depth_stencil_code_buffer[0] = 0x35; + depth_stencil_code_buffer[1] = 0x00; + depth_stencil_code_buffer[2] = 0x00; + depth_stencil_code_buffer[3] = 0x00; + } spu.frag_test = (frag_test_func) depth_stencil_code_buffer; spu.read_depth = state->read_depth; |