From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Wed, 24 Feb 2016 20:50:31 +0000 (-0800)
Subject: anv/image: Use isl for filling brw_image_param
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4b34f2ccb8b97aaf46b2dadb8098463969064753;p=mesa.git

anv/image: Use isl for filling brw_image_param
---

diff --git a/src/intel/vulkan/anv_image.c b/src/intel/vulkan/anv_image.c
index 72f29f1dba8..46cf2413468 100644
--- a/src/intel/vulkan/anv_image.c
+++ b/src/intel/vulkan/anv_image.c
@@ -630,8 +630,9 @@ anv_image_view_init(struct anv_image_view *iview,
                                        iview->bo->size - iview->offset, 1);
       }
 
-      anv_image_view_fill_image_param(device, iview,
-                                      &iview->storage_image_param);
+      isl_surf_fill_image_param(&device->isl_dev,
+                                &iview->storage_image_param,
+                                &surface->isl, &isl_view);
 
       if (!device->info.has_llc)
          anv_state_clflush(iview->storage_surface_state);
@@ -737,8 +738,9 @@ anv_CreateBufferView(VkDevice _device,
                                     (storage_format == ISL_FORMAT_RAW ? 1 :
                                      format->isl_layout->bs));
 
-      anv_buffer_view_fill_image_param(device, view,
-                                       &view->storage_image_param);
+      isl_buffer_fill_image_param(&device->isl_dev,
+                                  &view->storage_image_param,
+                                  view->format, view->range);
    } else {
       view->storage_surface_state = (struct anv_state){ 0 };
    }
@@ -817,110 +819,3 @@ anv_image_get_surface_for_aspect_mask(struct anv_image *image, VkImageAspectFlag
        return NULL;
    }
 }
-
-static void
-image_param_defaults(struct brw_image_param *param)
-{
-   memset(param, 0, sizeof *param);
-   /* Set the swizzling shifts to all-ones to effectively disable swizzling --
-    * See emit_address_calculation() in brw_fs_surface_builder.cpp for a more
-    * detailed explanation of these parameters.
-    */
-   param->swizzling[0] = 0xff;
-   param->swizzling[1] = 0xff;
-}
-
-void
-anv_image_view_fill_image_param(struct anv_device *device,
-                                struct anv_image_view *view,
-                                struct brw_image_param *param)
-{
-   image_param_defaults(param);
-
-   const struct isl_surf *surf = &view->image->color_surface.isl;
-   const int cpp = isl_format_get_layout(surf->format)->bs;
-   const struct isl_extent3d image_align_sa =
-      isl_surf_get_image_alignment_sa(surf);
-
-   param->size[0] = view->extent.width;
-   param->size[1] = view->extent.height;
-   if (surf->dim == ISL_SURF_DIM_3D) {
-      param->size[2] = view->extent.depth;
-   } else {
-      param->size[2] = surf->logical_level0_px.array_len - view->base_layer;
-   }
-
-   isl_surf_get_image_offset_el(surf, view->base_mip, view->base_layer, 0,
-                                &param->offset[0],  &param->offset[1]);
-
-   param->stride[0] = cpp;
-   param->stride[1] = surf->row_pitch / cpp;
-
-   if (device->info.gen < 9 && surf->dim == ISL_SURF_DIM_3D) {
-      param->stride[2] = util_align_npot(param->size[0], image_align_sa.w);
-      param->stride[3] = util_align_npot(param->size[1], image_align_sa.h);
-   } else {
-      param->stride[2] = 0;
-      param->stride[3] = isl_surf_get_array_pitch_el_rows(surf);
-   }
-
-   switch (surf->tiling) {
-   case ISL_TILING_LINEAR:
-      /* image_param_defaults is good enough */
-      break;
-
-   case ISL_TILING_X:
-      /* An X tile is a rectangular block of 512x8 bytes. */
-      param->tiling[0] = util_logbase2(512 / cpp);
-      param->tiling[1] = util_logbase2(8);
-
-      if (device->isl_dev.has_bit6_swizzling) {
-         /* Right shifts required to swizzle bits 9 and 10 of the memory
-          * address with bit 6.
-          */
-         param->swizzling[0] = 3;
-         param->swizzling[1] = 4;
-      }
-      break;
-
-   case ISL_TILING_Y0:
-      /* The layout of a Y-tiled surface in memory isn't really fundamentally
-       * different to the layout of an X-tiled surface, we simply pretend that
-       * the surface is broken up in a number of smaller 16Bx32 tiles, each
-       * one arranged in X-major order just like is the case for X-tiling.
-       */
-      param->tiling[0] = util_logbase2(16 / cpp);
-      param->tiling[1] = util_logbase2(32);
-
-      if (device->isl_dev.has_bit6_swizzling) {
-         /* Right shift required to swizzle bit 9 of the memory address with
-          * bit 6.
-          */
-         param->swizzling[0] = 3;
-         param->swizzling[1] = 0xff;
-      }
-      break;
-
-   default:
-      assert(!"Unhandled storage image tiling");
-   }
-
-   /* 3D textures are arranged in 2D in memory with 2^lod slices per row.  The
-    * address calculation algorithm (emit_address_calculation() in
-    * brw_fs_surface_builder.cpp) handles this as a sort of tiling with
-    * modulus equal to the LOD.
-    */
-   param->tiling[2] = (device->info.gen < 9 && surf->dim == ISL_SURF_DIM_3D ?
-                       view->base_mip : 0);
-}
-
-void
-anv_buffer_view_fill_image_param(struct anv_device *device,
-                                 struct anv_buffer_view *view,
-                                 struct brw_image_param *param)
-{
-   image_param_defaults(param);
-
-   param->stride[0] = isl_format_layouts[view->format].bs;
-   param->size[0] = view->range / param->stride[0];
-}