intel/blorp: Add attachment version of mcs_partial_resolve.

2 files changed, 47 insertions, 0 deletions

diff --git a/src/intel/blorp/blorp.h b/src/intel/blorp/blorp.h
index 9716c66302..f36a22acff 100644
--- a/src/intel/blorp/blorp.h
+++ b/src/intel/blorp/blorp.h
@@ -216,6 +216,17 @@ blorp_mcs_partial_resolve(struct blorp_batch *batch,
                           enum isl_format format,
                           uint32_t start_layer, uint32_t num_layers);
 
+/* Resolves subresources of the image subresource range specified in the
+ * binding table.
+ */
+void
+blorp_mcs_partial_resolve_attachment(struct blorp_batch *batch,
+                                     const uint32_t binding_table_offset,
+                                     struct blorp_surf *surf,
+                                     enum isl_format format,
+                                     uint32_t start_layer,
+                                     uint32_t num_layers);
+
 /**
  * For an overview of the HiZ operations, see the following sections of the
  * Sandy Bridge PRM, Volume 1, Part2:
diff --git a/src/intel/blorp/blorp_clear.c b/src/intel/blorp/blorp_clear.c
index cd83fa13ca..b18f0d130d 100644
--- a/src/intel/blorp/blorp_clear.c
+++ b/src/intel/blorp/blorp_clear.c
@@ -911,3 +911,39 @@ blorp_mcs_partial_resolve(struct blorp_batch *batch,
 
    batch->blorp->exec(batch, &params);
 }
+
+void
+blorp_mcs_partial_resolve_attachment(struct blorp_batch *batch,
+                                     const uint32_t binding_table_offset,
+                                     struct blorp_surf *surf,
+                                     enum isl_format format,
+                                     uint32_t start_layer, uint32_t num_layers)
+{
+   struct blorp_params params;
+   blorp_params_init(&params);
+
+   assert(batch->blorp->isl_dev->info->gen >= 7);
+
+   params.x0 = 0;
+   params.y0 = 0;
+   params.x1 = surf->surf->logical_level0_px.width;
+   params.y1 = surf->surf->logical_level0_px.height;
+
+   brw_blorp_surface_info_init(batch->blorp, &params.src, surf, 0,
+                               start_layer, format, false);
+   brw_blorp_surface_info_init(batch->blorp, &params.dst, surf, 0,
+                               start_layer, format, true);
+
+   params.num_samples = params.dst.surf.samples;
+   params.use_pre_baked_binding_table = true;
+   params.pre_baked_binding_table_offset = binding_table_offset;
+   params.num_layers = num_layers;
+
+   memcpy(&params.wm_inputs.clear_color,
+          surf->clear_color.f32, sizeof(float) * 4);
+
+   if (!blorp_params_get_mcs_partial_resolve_kernel(batch->blorp, &params))
+      return;
+
+   batch->blorp->exec(batch, &params);
+}