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intel/isl: Don't request space for stencil/hiz packets unless needed 

On Iron Lake, the packets exist but we never emit them so there's no
need for us to ask the driver to make batch space for them.

Reviewed-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
This commit is contained in:
Jason Ekstrand 2017-05-12 13:31:05 -07:00
parent b50b821eb3
commit b9b7792d9a
1 changed files with 6 additions and 7 deletions
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13
src/intel/isl/isl.c
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@ -84,17 +84,16 @@ isl_device_init(struct isl_device *dev,
dev->ss.aux_addr_offset =
(RENDER_SURFACE_STATE_AuxiliarySurfaceBaseAddress_start(info) & ~31) / 8;
dev->ds.size =
_3DSTATE_DEPTH_BUFFER_length(info) * 4 +
_3DSTATE_STENCIL_BUFFER_length(info) * 4 +
_3DSTATE_HIER_DEPTH_BUFFER_length(info) * 4 +
_3DSTATE_CLEAR_PARAMS_length(info) * 4;
dev->ds.size = _3DSTATE_DEPTH_BUFFER_length(info) * 4;
assert(_3DSTATE_DEPTH_BUFFER_SurfaceBaseAddress_start(info) % 8 == 0);
dev->ds.depth_offset =
_3DSTATE_DEPTH_BUFFER_SurfaceBaseAddress_start(info) / 8;
if (info->has_hiz_and_separate_stencil) {
if (dev->use_separate_stencil) {
dev->ds.size += _3DSTATE_STENCIL_BUFFER_length(info) * 4 +
_3DSTATE_HIER_DEPTH_BUFFER_length(info) * 4 +
_3DSTATE_CLEAR_PARAMS_length(info) * 4;
assert(_3DSTATE_STENCIL_BUFFER_SurfaceBaseAddress_start(info) % 8 == 0);
dev->ds.stencil_offset =
_3DSTATE_DEPTH_BUFFER_length(info) * 4 +