[Mesa-dev] [PATCH 03/21] intel/isl: Make the offset helpers four dimensional

Jason Ekstrand jason at jlekstrand.net
Fri Feb 23 07:06:43 UTC 2018


We need to do this in order to handle Yf and Ys tiling because they use
a four-dimensional tile instead of laying everything out in two
dimensions.
---
 src/intel/blorp/blorp_blit.c                       |  8 ++-
 src/intel/isl/isl.c                                | 60 ++++++++++++++++++----
 src/intel/isl/isl.h                                | 37 ++++++++++---
 src/intel/isl/isl_storage_image.c                  |  6 ++-
 .../isl/tests/isl_surf_get_image_offset_test.c     |  4 +-
 src/mesa/drivers/dri/i965/intel_blit.c             |  7 ++-
 src/mesa/drivers/dri/i965/intel_mipmap_tree.c      |  7 ++-
 7 files changed, 102 insertions(+), 27 deletions(-)

diff --git a/src/intel/blorp/blorp_blit.c b/src/intel/blorp/blorp_blit.c
index 0757db0..46cfc37 100644
--- a/src/intel/blorp/blorp_blit.c
+++ b/src/intel/blorp/blorp_blit.c
@@ -1927,11 +1927,15 @@ shrink_surface_params(const struct isl_device *dev,
     */
    x_offset_sa = (uint32_t)*x0 * px_size_sa.w + info->tile_x_sa;
    y_offset_sa = (uint32_t)*y0 * px_size_sa.h + info->tile_y_sa;
+   uint32_t tile_z_sa, tile_a;
    isl_tiling_get_intratile_offset_sa(info->surf.tiling,
                                       info->surf.format, info->surf.row_pitch,
-                                      x_offset_sa, y_offset_sa,
+                                      info->surf.array_pitch_el_rows,
+                                      x_offset_sa, y_offset_sa, 0, 0,
                                       &byte_offset,
-                                      &info->tile_x_sa, &info->tile_y_sa);
+                                      &info->tile_x_sa, &info->tile_y_sa,
+                                      &tile_z_sa, &tile_a);
+   assert(tile_z_sa == 0 && tile_a == 0);
 
    info->addr.offset += byte_offset;
 
diff --git a/src/intel/isl/isl.c b/src/intel/isl/isl.c
index bba7310..cbe295b 100644
--- a/src/intel/isl/isl.c
+++ b/src/intel/isl/isl.c
@@ -2087,7 +2087,9 @@ isl_surf_get_image_offset_sa(const struct isl_surf *surf,
                              uint32_t logical_array_layer,
                              uint32_t logical_z_offset_px,
                              uint32_t *x_offset_sa,
-                             uint32_t *y_offset_sa)
+                             uint32_t *y_offset_sa,
+                             uint32_t *z_offset_sa,
+                             uint32_t *array_offset)
 {
    assert(level < surf->levels);
    assert(logical_array_layer < surf->logical_level0_px.array_len);
@@ -2098,21 +2100,29 @@ isl_surf_get_image_offset_sa(const struct isl_surf *surf,
    case ISL_DIM_LAYOUT_GEN9_1D:
       get_image_offset_sa_gen9_1d(surf, level, logical_array_layer,
                                   x_offset_sa, y_offset_sa);
+      *z_offset_sa = 0;
+      *array_offset = 0;
       break;
    case ISL_DIM_LAYOUT_GEN4_2D:
       get_image_offset_sa_gen4_2d(surf, level, logical_array_layer
                                   + logical_z_offset_px,
                                   x_offset_sa, y_offset_sa);
+      *z_offset_sa = 0;
+      *array_offset = 0;
       break;
    case ISL_DIM_LAYOUT_GEN4_3D:
       get_image_offset_sa_gen4_3d(surf, level, logical_array_layer +
                                   logical_z_offset_px,
                                   x_offset_sa, y_offset_sa);
+      *z_offset_sa = 0;
+      *array_offset = 0;
       break;
    case ISL_DIM_LAYOUT_GEN6_STENCIL_HIZ:
       get_image_offset_sa_gen6_stencil_hiz(surf, level, logical_array_layer +
                                            logical_z_offset_px,
                                            x_offset_sa, y_offset_sa);
+      *z_offset_sa = 0;
+      *array_offset = 0;
       break;
 
    default:
@@ -2126,7 +2136,9 @@ isl_surf_get_image_offset_el(const struct isl_surf *surf,
                              uint32_t logical_array_layer,
                              uint32_t logical_z_offset_px,
                              uint32_t *x_offset_el,
-                             uint32_t *y_offset_el)
+                             uint32_t *y_offset_el,
+                             uint32_t *z_offset_el,
+                             uint32_t *array_offset)
 {
    const struct isl_format_layout *fmtl = isl_format_get_layout(surf->format);
 
@@ -2135,15 +2147,18 @@ isl_surf_get_image_offset_el(const struct isl_surf *surf,
    assert(logical_z_offset_px
           < isl_minify(surf->logical_level0_px.depth, level));
 
-   uint32_t x_offset_sa, y_offset_sa;
+   uint32_t x_offset_sa, y_offset_sa, z_offset_sa;
    isl_surf_get_image_offset_sa(surf, level,
                                 logical_array_layer,
                                 logical_z_offset_px,
                                 &x_offset_sa,
-                                &y_offset_sa);
+                                &y_offset_sa,
+                                &z_offset_sa,
+                                array_offset);
 
    *x_offset_el = x_offset_sa / fmtl->bw;
    *y_offset_el = y_offset_sa / fmtl->bh;
+   *z_offset_el = z_offset_sa / fmtl->bd;
 }
 
 void
@@ -2190,18 +2205,29 @@ isl_surf_get_image_offset_B_tile_el(const struct isl_surf *surf,
    const struct isl_format_layout *fmtl = isl_format_get_layout(surf->format);
 
    uint32_t total_x_offset_el, total_y_offset_el;
+   uint32_t total_z_offset_el, total_array_offset;
    isl_surf_get_image_offset_el(surf, level, logical_array_layer,
                                 logical_z_offset_px,
                                 &total_x_offset_el,
-                                &total_y_offset_el);
+                                &total_y_offset_el,
+                                &total_z_offset_el,
+                                &total_array_offset);
 
+   uint32_t z_offset_el, array_offset;
    isl_tiling_get_intratile_offset_el(surf->tiling, fmtl->bpb,
                                       surf->row_pitch,
+                                      surf->array_pitch_el_rows,
                                       total_x_offset_el,
                                       total_y_offset_el,
+                                      total_z_offset_el,
+                                      total_array_offset,
                                       offset_B,
                                       x_offset_el,
-                                      y_offset_el);
+                                      y_offset_el,
+                                      &z_offset_el,
+                                      &array_offset);
+   assert(z_offset_el == 0);
+   assert(array_offset == 0);
 }
 
 void
@@ -2248,26 +2274,34 @@ isl_surf_get_image_surf(const struct isl_device *dev,
 void
 isl_tiling_get_intratile_offset_el(enum isl_tiling tiling,
                                    uint32_t bpb,
-                                   uint32_t row_pitch,
+                                   uint32_t row_pitch_B,
+                                   uint32_t array_pitch_el_rows,
                                    uint32_t total_x_offset_el,
                                    uint32_t total_y_offset_el,
+                                   uint32_t total_z_offset_el,
+                                   uint32_t total_array_offset,
                                    uint32_t *base_address_offset,
                                    uint32_t *x_offset_el,
-                                   uint32_t *y_offset_el)
+                                   uint32_t *y_offset_el,
+                                   uint32_t *z_offset_el,
+                                   uint32_t *array_offset)
 {
    if (tiling == ISL_TILING_LINEAR) {
       assert(bpb % 8 == 0);
-      *base_address_offset = total_y_offset_el * row_pitch +
+      assert(total_z_offset_el == 0 && total_array_offset == 0);
+      *base_address_offset = total_y_offset_el * row_pitch_B +
                              total_x_offset_el * (bpb / 8);
       *x_offset_el = 0;
       *y_offset_el = 0;
+      *z_offset_el = 0;
+      *array_offset = 0;
       return;
    }
 
    struct isl_tile_info tile_info;
    isl_tiling_get_info(tiling, bpb, &tile_info);
 
-   assert(row_pitch % tile_info.phys_extent_B.width == 0);
+   assert(row_pitch_B % tile_info.phys_extent_B.width == 0);
 
    /* For non-power-of-two formats, we need the address to be both tile and
     * element-aligned.  The easiest way to achieve this is to work with a tile
@@ -2284,13 +2318,17 @@ isl_tiling_get_intratile_offset_el(enum isl_tiling tiling,
    /* Compute the offset into the tile */
    *x_offset_el = total_x_offset_el % tile_info.logical_extent_el.w;
    *y_offset_el = total_y_offset_el % tile_info.logical_extent_el.h;
+   assert(total_z_offset_el == 0);
+   assert(total_array_offset == 0);
+   *z_offset_el = 0;
+   *array_offset = 0;
 
    /* Compute the offset of the tile in units of whole tiles */
    uint32_t x_offset_tl = total_x_offset_el / tile_info.logical_extent_el.w;
    uint32_t y_offset_tl = total_y_offset_el / tile_info.logical_extent_el.h;
 
    *base_address_offset =
-      y_offset_tl * tile_info.phys_extent_B.h * row_pitch +
+      y_offset_tl * tile_info.phys_extent_B.h * row_pitch_B +
       x_offset_tl * tile_info.phys_extent_B.h * tile_info.phys_extent_B.w;
 }
 
diff --git a/src/intel/isl/isl.h b/src/intel/isl/isl.h
index 142a92c..6cee631 100644
--- a/src/intel/isl/isl.h
+++ b/src/intel/isl/isl.h
@@ -1864,7 +1864,9 @@ isl_surf_get_image_offset_sa(const struct isl_surf *surf,
                              uint32_t logical_array_layer,
                              uint32_t logical_z_offset_px,
                              uint32_t *x_offset_sa,
-                             uint32_t *y_offset_sa);
+                             uint32_t *y_offset_sa,
+                             uint32_t *z_offset_sa,
+                             uint32_t *array_offset);
 
 /**
  * Calculate the offset, in units of surface elements, to a subimage in the
@@ -1880,7 +1882,9 @@ isl_surf_get_image_offset_el(const struct isl_surf *surf,
                              uint32_t logical_array_layer,
                              uint32_t logical_z_offset_px,
                              uint32_t *x_offset_el,
-                             uint32_t *y_offset_el);
+                             uint32_t *y_offset_el,
+                             uint32_t *z_offset_el,
+                             uint32_t *array_offset);
 
 /**
  * Calculate the offset, in bytes and intratile surface samples, to a
@@ -1960,21 +1964,31 @@ void
 isl_tiling_get_intratile_offset_el(enum isl_tiling tiling,
                                    uint32_t bpb,
                                    uint32_t row_pitch,
+                                   uint32_t array_pitch_el_rows,
                                    uint32_t total_x_offset_el,
                                    uint32_t total_y_offset_el,
+                                   uint32_t total_z_offset_el,
+                                   uint32_t total_array_offset,
                                    uint32_t *base_address_offset,
                                    uint32_t *x_offset_el,
-                                   uint32_t *y_offset_el);
+                                   uint32_t *y_offset_el,
+                                   uint32_t *z_offset_el,
+                                   uint32_t *array_offset);
 
 static inline void
 isl_tiling_get_intratile_offset_sa(enum isl_tiling tiling,
                                    enum isl_format format,
                                    uint32_t row_pitch,
+                                   uint32_t array_pitch_el_rows,
                                    uint32_t total_x_offset_sa,
                                    uint32_t total_y_offset_sa,
+                                   uint32_t total_z_offset_sa,
+                                   uint32_t total_array_offset,
                                    uint32_t *base_address_offset,
                                    uint32_t *x_offset_sa,
-                                   uint32_t *y_offset_sa)
+                                   uint32_t *y_offset_sa,
+                                   uint32_t *z_offset_sa,
+                                   uint32_t *array_offset)
 {
    const struct isl_format_layout *fmtl = isl_format_get_layout(format);
 
@@ -1984,15 +1998,22 @@ isl_tiling_get_intratile_offset_sa(enum isl_tiling tiling,
     */
    assert(total_x_offset_sa % fmtl->bw == 0);
    assert(total_y_offset_sa % fmtl->bh == 0);
-   const uint32_t total_x_offset = total_x_offset_sa / fmtl->bw;
-   const uint32_t total_y_offset = total_y_offset_sa / fmtl->bh;
+   const uint32_t total_x_offset_el = total_x_offset_sa / fmtl->bw;
+   const uint32_t total_y_offset_el = total_y_offset_sa / fmtl->bh;
+   const uint32_t total_z_offset_el = total_z_offset_sa / fmtl->bd;
 
    isl_tiling_get_intratile_offset_el(tiling, fmtl->bpb, row_pitch,
-                                      total_x_offset, total_y_offset,
+                                      array_pitch_el_rows,
+                                      total_x_offset_el,
+                                      total_y_offset_el,
+                                      total_z_offset_el,
+                                      total_array_offset,
                                       base_address_offset,
-                                      x_offset_sa, y_offset_sa);
+                                      x_offset_sa, y_offset_sa,
+                                      z_offset_sa, array_offset);
    *x_offset_sa *= fmtl->bw;
    *y_offset_sa *= fmtl->bh;
+   *z_offset_sa *= fmtl->bd;
 }
 
 /**
diff --git a/src/intel/isl/isl_storage_image.c b/src/intel/isl/isl_storage_image.c
index 20f6fd5..0ae79a2 100644
--- a/src/intel/isl/isl_storage_image.c
+++ b/src/intel/isl/isl_storage_image.c
@@ -233,12 +233,16 @@ isl_surf_fill_image_param(const struct isl_device *dev,
                        view->base_array_layer;
    }
 
+   uint32_t tile_z_el, phys_array_layer;
    isl_surf_get_image_offset_el(surf, view->base_level,
                                 surf->dim == ISL_SURF_DIM_3D ?
                                    0 : view->base_array_layer,
                                 surf->dim == ISL_SURF_DIM_3D ?
                                    view->base_array_layer : 0,
-                                &param->offset[0],  &param->offset[1]);
+                                &param->offset[0],  &param->offset[1],
+                                &tile_z_el, &phys_array_layer);
+   assert(tile_z_el == 0);
+   assert(phys_array_layer == 0);
 
    const int cpp = isl_format_get_layout(surf->format)->bpb / 8;
    param->stride[0] = cpp;
diff --git a/src/intel/isl/tests/isl_surf_get_image_offset_test.c b/src/intel/isl/tests/isl_surf_get_image_offset_test.c
index 05fd79f..42c12c8 100644
--- a/src/intel/isl/tests/isl_surf_get_image_offset_test.c
+++ b/src/intel/isl/tests/isl_surf_get_image_offset_test.c
@@ -85,9 +85,9 @@ t_assert_offset_el(const struct isl_surf *surf,
                    uint32_t expected_x_offset_el,
                    uint32_t expected_y_offset_el)
 {
-   uint32_t x, y;
+   uint32_t x, y, z, a;
    isl_surf_get_image_offset_el(surf, level, logical_array_layer,
-                                logical_z_offset_px, &x, &y);
+                                logical_z_offset_px, &x, &y, &z, &a);
 
    t_assert(x == expected_x_offset_el);
    t_assert(y == expected_y_offset_el);
diff --git a/src/mesa/drivers/dri/i965/intel_blit.c b/src/mesa/drivers/dri/i965/intel_blit.c
index dcecab6..b93db1c 100644
--- a/src/mesa/drivers/dri/i965/intel_blit.c
+++ b/src/mesa/drivers/dri/i965/intel_blit.c
@@ -177,11 +177,16 @@ get_blit_intratile_offset_el(const struct brw_context *brw,
                              uint32_t *x_offset_el,
                              uint32_t *y_offset_el)
 {
+   uint32_t z_offset_el, array_offset;
    isl_tiling_get_intratile_offset_el(mt->surf.tiling,
                                       mt->cpp * 8, mt->surf.row_pitch,
+                                      mt->surf.array_pitch_el_rows,
                                       total_x_offset_el, total_y_offset_el,
+                                      0, 0,
                                       base_address_offset,
-                                      x_offset_el, y_offset_el);
+                                      x_offset_el, y_offset_el,
+                                      &z_offset_el, &array_offset);
+   assert(z_offset_el == 0 && array_offset == 0);
    if (mt->surf.tiling == ISL_TILING_LINEAR) {
       /* From the Broadwell PRM docs for XY_SRC_COPY_BLT::SourceBaseAddress:
        *
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index 6d35c9d..59dbfb9 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -1341,7 +1341,7 @@ intel_miptree_get_image_offset(const struct intel_mipmap_tree *mt,
       return;
    }
 
-   uint32_t x_offset_sa, y_offset_sa;
+   uint32_t x_offset_sa, y_offset_sa, z_offset_sa, array_offset;
 
    /* Miptree itself can have an offset only if it represents a single
     * slice in an imported buffer object.
@@ -1359,10 +1359,13 @@ intel_miptree_get_image_offset(const struct intel_mipmap_tree *mt,
    const unsigned z = mt->surf.dim == ISL_SURF_DIM_3D ? slice : 0;
    slice = mt->surf.dim == ISL_SURF_DIM_3D ? 0 : slice;
    isl_surf_get_image_offset_el(&mt->surf, level, slice, z,
-                                &x_offset_sa, &y_offset_sa);
+                                &x_offset_sa, &y_offset_sa,
+                                &z_offset_sa, &array_offset);
 
    *x = x_offset_sa;
    *y = y_offset_sa;
+   assert(z_offset_sa == 0);
+   assert(array_offset == 0);
 }
 
 
-- 
2.5.0.400.gff86faf



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