diff options
author | Jason Ekstrand <[email protected]> | 2016-06-08 16:43:35 -0700 |
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committer | Jason Ekstrand <[email protected]> | 2016-07-15 15:53:48 -0700 |
commit | 4f282ff67e8e458f794d37abb351fab842806fa6 (patch) | |
tree | ba33c81ae7dd42b677524ee05c6ce0c76670ac9b /src/intel/isl | |
parent | f8984b918a1db8869bae6a3ffa8883365342f98e (diff) |
isl/state: Add support for OffsetX/Y in surface state
Signed-off-by: Jason Ekstrand <[email protected]>
Reviewed-by: Chad Versace <[email protected]>
Diffstat (limited to 'src/intel/isl')
-rw-r--r-- | src/intel/isl/isl.h | 3 | ||||
-rw-r--r-- | src/intel/isl/isl_surface_state.c | 28 |
2 files changed, 31 insertions, 0 deletions
diff --git a/src/intel/isl/isl.h b/src/intel/isl/isl.h index b2ce6f59cc5..19673f899d9 100644 --- a/src/intel/isl/isl.h +++ b/src/intel/isl/isl.h @@ -917,6 +917,9 @@ struct isl_surf_fill_state_info { * Valid values depend on hardware generation. */ union isl_color_value clear_color; + + /* Intra-tile offset */ + uint16_t x_offset_sa, y_offset_sa; }; struct isl_buffer_fill_state_info { diff --git a/src/intel/isl/isl_surface_state.c b/src/intel/isl/isl_surface_state.c index dcec800b640..d1c8f17815a 100644 --- a/src/intel/isl/isl_surface_state.c +++ b/src/intel/isl/isl_surface_state.c @@ -402,6 +402,34 @@ isl_genX(surf_fill_state_s)(const struct isl_device *dev, void *state, s.MOCS = info->mocs; #endif +#if GEN_GEN > 4 || GEN_IS_G4X + if (info->x_offset_sa != 0 || info->y_offset_sa != 0) { + /* There are fairly strict rules about when the offsets can be used. + * These are mostly taken from the Sky Lake PRM documentation for + * RENDER_SURFACE_STATE. + */ + assert(info->surf->tiling != ISL_TILING_LINEAR); + assert(info->surf->dim == ISL_SURF_DIM_2D); + assert(isl_is_pow2(isl_format_get_layout(info->view->format)->bpb)); + assert(info->surf->levels == 1); + assert(info->surf->logical_level0_px.array_len == 1); + assert(info->aux_usage == ISL_AUX_USAGE_NONE); +#if GEN_GEN >= 7 + s.SurfaceArray = false; +#endif + } + + const unsigned x_div = 4; + const unsigned y_div = GEN_GEN >= 8 ? 4 : 2; + assert(info->x_offset_sa % x_div == 0); + assert(info->y_offset_sa % y_div == 0); + s.XOffset = info->x_offset_sa / x_div; + s.YOffset = info->y_offset_sa / y_div; +#else + assert(info->x_offset_sa == 0); + assert(info->y_offset_sa == 0); +#endif + #if GEN_GEN >= 7 if (info->aux_surf && info->aux_usage != ISL_AUX_USAGE_NONE) { struct isl_tile_info tile_info; |