[Mesa-dev] [PATCH 15/15] i965: Represent depth surfaces with isl
Topi Pohjolainen
topi.pohjolainen at gmail.com
Tue Jun 13 19:11:06 UTC 2017
Signed-off-by: Topi Pohjolainen <topi.pohjolainen at intel.com>
---
src/mesa/drivers/dri/i965/brw_misc_state.c | 9 +-
src/mesa/drivers/dri/i965/gen6_depth_state.c | 2 +-
src/mesa/drivers/dri/i965/gen7_misc_state.c | 2 +-
src/mesa/drivers/dri/i965/gen8_depth_state.c | 5 +-
src/mesa/drivers/dri/i965/intel_fbo.c | 4 +-
src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 140 +++++++++++++++++---------
6 files changed, 102 insertions(+), 60 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
index 3f3bd2535e..e744ed2482 100644
--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
@@ -143,8 +143,8 @@ rebase_depth_stencil(struct brw_context *brw, struct intel_renderbuffer *irb,
struct gl_context *ctx = &brw->ctx;
uint32_t tile_mask_x = 0, tile_mask_y = 0;
- intel_get_tile_masks(irb->mt->tiling, irb->mt->cpp,
- &tile_mask_x, &tile_mask_y);
+ const unsigned cpp = isl_format_get_layout(irb->mt->surf.format)->bpb / 8;
+ intel_get_tile_masks(I915_TILING_Y, cpp, &tile_mask_x, &tile_mask_y);
assert(!intel_miptree_level_has_hiz(irb->mt, irb->mt_level));
uint32_t tile_x = irb->draw_x & tile_mask_x;
@@ -313,8 +313,7 @@ brw_emit_depthbuffer(struct brw_context *brw)
/* Prior to Gen7, if using separate stencil, hiz must be enabled. */
assert(brw->gen >= 7 || !separate_stencil || hiz);
- assert(brw->gen < 6 || depth_mt->tiling == I915_TILING_Y);
- assert(!hiz || depth_mt->tiling == I915_TILING_Y);
+ assert(depth_mt->surf.tiling == ISL_TILING_Y0);
depthbuffer_format = brw_depthbuffer_format(brw);
depth_surface_type = BRW_SURFACE_2D;
@@ -387,7 +386,7 @@ brw_emit_depth_stencil_hiz(struct brw_context *brw,
BEGIN_BATCH(len);
OUT_BATCH(_3DSTATE_DEPTH_BUFFER << 16 | (len - 2));
- OUT_BATCH((depth_mt ? depth_mt->pitch - 1 : 0) |
+ OUT_BATCH((depth_mt ? depth_mt->surf.row_pitch - 1 : 0) |
(depthbuffer_format << 18) |
(BRW_TILEWALK_YMAJOR << 26) |
(1 << 27) |
diff --git a/src/mesa/drivers/dri/i965/gen6_depth_state.c b/src/mesa/drivers/dri/i965/gen6_depth_state.c
index 35c4aa537c..3e3d2c629b 100644
--- a/src/mesa/drivers/dri/i965/gen6_depth_state.c
+++ b/src/mesa/drivers/dri/i965/gen6_depth_state.c
@@ -116,7 +116,7 @@ gen6_emit_depth_stencil_hiz(struct brw_context *brw,
OUT_BATCH(_3DSTATE_DEPTH_BUFFER << 16 | (7 - 2));
/* 3DSTATE_DEPTH_BUFFER dw1 */
- OUT_BATCH((depth_mt ? depth_mt->pitch - 1 : 0) |
+ OUT_BATCH((depth_mt ? depth_mt->surf.row_pitch - 1 : 0) |
(depthbuffer_format << 18) |
((enable_hiz_ss ? 1 : 0) << 21) | /* separate stencil enable */
((enable_hiz_ss ? 1 : 0) << 22) | /* hiz enable */
diff --git a/src/mesa/drivers/dri/i965/gen7_misc_state.c b/src/mesa/drivers/dri/i965/gen7_misc_state.c
index f272e05860..6b519527e9 100644
--- a/src/mesa/drivers/dri/i965/gen7_misc_state.c
+++ b/src/mesa/drivers/dri/i965/gen7_misc_state.c
@@ -109,7 +109,7 @@ gen7_emit_depth_stencil_hiz(struct brw_context *brw,
OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER << 16 | (7 - 2));
/* 3DSTATE_DEPTH_BUFFER dw1 */
- OUT_BATCH((depth_mt ? depth_mt->pitch - 1 : 0) |
+ OUT_BATCH((depth_mt ? depth_mt->surf.row_pitch - 1 : 0) |
(depthbuffer_format << 18) |
((hiz ? 1 : 0) << 22) |
((stencil_mt != NULL && ctx->Stencil._WriteEnabled) << 27) |
diff --git a/src/mesa/drivers/dri/i965/gen8_depth_state.c b/src/mesa/drivers/dri/i965/gen8_depth_state.c
index 7729fac091..d826654cc4 100644
--- a/src/mesa/drivers/dri/i965/gen8_depth_state.c
+++ b/src/mesa/drivers/dri/i965/gen8_depth_state.c
@@ -67,7 +67,7 @@ emit_depth_packets(struct brw_context *brw,
(stencil_mt != NULL && stencil_writable) << 27 |
(hiz ? 1 : 0) << 22 |
depthbuffer_format << 18 |
- (depth_mt ? depth_mt->pitch - 1 : 0));
+ (depth_mt ? depth_mt->surf.row_pitch - 1 : 0));
if (depth_mt) {
OUT_RELOC64(depth_mt->bo,
I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
@@ -78,7 +78,8 @@ emit_depth_packets(struct brw_context *brw,
OUT_BATCH(((width - 1) << 4) | ((height - 1) << 18) | lod);
OUT_BATCH(((depth - 1) << 21) | (min_array_element << 10) | mocs_wb);
OUT_BATCH(0);
- OUT_BATCH(((depth - 1) << 21) | (depth_mt ? depth_mt->qpitch >> 2 : 0));
+ OUT_BATCH(((depth - 1) << 21) |
+ (depth_mt ? depth_mt->surf.array_pitch_el_rows >> 2 : 0));
ADVANCE_BATCH();
if (!hiz) {
diff --git a/src/mesa/drivers/dri/i965/intel_fbo.c b/src/mesa/drivers/dri/i965/intel_fbo.c
index 04ca480dfa..2b19971996 100644
--- a/src/mesa/drivers/dri/i965/intel_fbo.c
+++ b/src/mesa/drivers/dri/i965/intel_fbo.c
@@ -989,7 +989,9 @@ intel_renderbuffer_move_to_temp(struct brw_context *brw,
intel_image->base.Base.TexFormat,
0, 0,
width, height, 1,
- irb->mt->num_samples,
+ irb->mt->surf.size > 0 ?
+ irb->mt->surf.samples :
+ irb->mt->num_samples,
layout_flags);
if (intel_miptree_wants_hiz_buffer(brw, new_mt)) {
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index b58e9454d1..beac3085a2 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -501,44 +501,7 @@ intel_miptree_create_layout(struct brw_context *brw,
mt->physical_height0 = height0;
mt->physical_depth0 = depth0;
- if (needs_stencil(brw, mt, format, layout_flags)) {
- uint32_t stencil_flags = MIPTREE_LAYOUT_ACCELERATED_UPLOAD;
- if (brw->gen == 6) {
- stencil_flags |= MIPTREE_LAYOUT_GEN6_HIZ_STENCIL |
- MIPTREE_LAYOUT_TILING_ANY;
- }
-
- mt->stencil_mt = intel_miptree_create(brw,
- mt->target,
- MESA_FORMAT_S_UINT8,
- mt->first_level,
- mt->last_level,
- mt->logical_width0,
- mt->logical_height0,
- mt->logical_depth0,
- num_samples,
- stencil_flags);
-
- if (!mt->stencil_mt) {
- intel_miptree_release(&mt);
- return NULL;
- }
- mt->stencil_mt->r8stencil_needs_update = true;
-
- /* Fix up the Z miptree format for how we're splitting out separate
- * stencil. Gen7 expects there to be no stencil bits in its depth buffer.
- */
- mt->format = intel_depth_format_for_depthstencil_format(mt->format);
- mt->cpp = 4;
-
- if (format == mt->format) {
- _mesa_problem(NULL, "Unknown format %s in separate stencil mt\n",
- _mesa_get_format_name(mt->format));
- }
- }
-
- if (layout_flags & MIPTREE_LAYOUT_GEN6_HIZ_STENCIL)
- mt->array_layout = GEN6_HIZ_STENCIL;
+ assert(!needs_stencil(brw, mt, format, layout_flags));
/*
* Obey HALIGN_16 constraints for Gen8 and Gen9 buffers which are
@@ -748,6 +711,40 @@ fail:
return NULL;
}
+static bool
+separate_stencil_surface(struct brw_context *brw,
+ struct intel_mipmap_tree *mt)
+{
+ mt->stencil_mt = make_surface(brw, mt->target, MESA_FORMAT_S_UINT8,
+ 0, mt->surf.levels - 1,
+ mt->surf.logical_level0_px.width,
+ mt->surf.logical_level0_px.height,
+ mt->surf.dim == ISL_SURF_DIM_3D ?
+ mt->surf.logical_level0_px.depth :
+ mt->surf.logical_level0_px.array_len,
+ mt->surf.samples, ISL_TILING_W,
+ ISL_SURF_USAGE_STENCIL_BIT |
+ ISL_SURF_USAGE_TEXTURE_BIT,
+ BO_ALLOC_FOR_RENDER, NULL);
+
+ if (!mt->stencil_mt)
+ return false;
+
+ mt->stencil_mt->r8stencil_needs_update = true;
+
+ return true;
+}
+
+static bool
+force_linear_tiling(uint32_t layout_flags)
+{
+ /* ANY includes NONE and Y bit. */
+ if (layout_flags & MIPTREE_LAYOUT_TILING_Y)
+ return false;
+
+ return layout_flags & MIPTREE_LAYOUT_TILING_NONE;
+}
+
static struct intel_mipmap_tree *
miptree_create(struct brw_context *brw,
GLenum target,
@@ -767,6 +764,31 @@ miptree_create(struct brw_context *brw,
ISL_SURF_USAGE_TEXTURE_BIT,
BO_ALLOC_FOR_RENDER, NULL);
+ const GLenum base_format = _mesa_get_format_base_format(format);
+ if ((base_format == GL_DEPTH_COMPONENT ||
+ base_format == GL_DEPTH_STENCIL) &&
+ !force_linear_tiling(layout_flags)) {
+ /* Fix up the Z miptree format for how we're splitting out separate
+ * stencil. Gen7 expects there to be no stencil bits in its depth buffer.
+ */
+ const mesa_format depth_only_format =
+ intel_depth_format_for_depthstencil_format(format);
+ struct intel_mipmap_tree *mt = make_surface(
+ brw, target, brw->gen >= 6 ? depth_only_format : format,
+ first_level, last_level,
+ width0, height0, depth0, num_samples, ISL_TILING_Y0,
+ ISL_SURF_USAGE_DEPTH_BIT | ISL_SURF_USAGE_TEXTURE_BIT,
+ BO_ALLOC_FOR_RENDER, NULL);
+
+ if (needs_stencil(brw, mt, format, layout_flags) &&
+ !separate_stencil_surface(brw, mt)) {
+ intel_miptree_release(&mt);
+ return NULL;
+ }
+
+ return mt;
+ }
+
struct intel_mipmap_tree *mt;
mesa_format tex_format = format;
mesa_format etc_format = MESA_FORMAT_NONE;
@@ -906,8 +928,31 @@ intel_miptree_create_for_bo(struct brw_context *brw,
uint32_t layout_flags)
{
struct intel_mipmap_tree *mt;
+ const GLenum target = depth > 1 ? GL_TEXTURE_2D_ARRAY : GL_TEXTURE_2D;
+ const GLenum base_format = _mesa_get_format_base_format(format);
+
+ if ((base_format == GL_DEPTH_COMPONENT ||
+ base_format == GL_DEPTH_STENCIL) &&
+ !force_linear_tiling(layout_flags)) {
+ const mesa_format depth_only_format =
+ intel_depth_format_for_depthstencil_format(format);
+ mt = make_surface(brw, target,
+ brw->gen >= 6 ? depth_only_format : format,
+ 0, 0, width, height, depth, 1, ISL_TILING_Y0,
+ ISL_SURF_USAGE_DEPTH_BIT | ISL_SURF_USAGE_TEXTURE_BIT,
+ BO_ALLOC_FOR_RENDER, bo);
+
+ if (needs_stencil(brw, mt, format, layout_flags) &&
+ !separate_stencil_surface(brw, mt)) {
+ intel_miptree_release(&mt);
+ return NULL;
+ }
+
+ brw_bo_reference(bo);
+ return mt;
+ }
+
uint32_t tiling, swizzle;
- GLenum target;
brw_bo_get_tiling(bo, &tiling, &swizzle);
@@ -922,8 +967,6 @@ intel_miptree_create_for_bo(struct brw_context *brw,
*/
assert(pitch >= 0);
- target = depth > 1 ? GL_TEXTURE_2D_ARRAY : GL_TEXTURE_2D;
-
/* The BO already has a tiling format and we shouldn't confuse the lower
* layers by making it try to find a tiling format again.
*/
@@ -1869,18 +1912,15 @@ intel_miptree_alloc_hiz(struct brw_context *brw,
if (!aux_state)
return false;
- struct isl_surf temp_main_surf;
struct isl_surf temp_hiz_surf;
-
- intel_miptree_get_isl_surf(brw, mt, &temp_main_surf);
- isl_surf_get_hiz_surf(&brw->isl_dev, &temp_main_surf, &temp_hiz_surf);
+ isl_surf_get_hiz_surf(&brw->isl_dev, &mt->surf, &temp_hiz_surf);
assert(temp_hiz_surf.size &&
(temp_hiz_surf.size % temp_hiz_surf.row_pitch == 0));
const uint32_t alloc_flags = BO_ALLOC_FOR_RENDER;
mt->hiz_buf = intel_alloc_aux_buffer(brw, "hiz-miptree",
- &temp_main_surf, &temp_hiz_surf,
+ &mt->surf, &temp_hiz_surf,
alloc_flags, mt);
if (!mt->hiz_buf) {
@@ -1918,7 +1958,7 @@ intel_miptree_sample_with_hiz(struct brw_context *brw,
* mipmap levels aren't available in the HiZ buffer. So we need all levels
* of the texture to be HiZ enabled.
*/
- for (unsigned level = mt->first_level; level <= mt->last_level; ++level) {
+ for (unsigned level = 0; level < mt->surf.levels; ++level) {
if (!intel_miptree_level_has_hiz(mt, level))
return false;
}
@@ -1935,7 +1975,7 @@ intel_miptree_sample_with_hiz(struct brw_context *brw,
* There is no such blurb for 1D textures, but there is sufficient evidence
* that this is broken on SKL+.
*/
- return (mt->num_samples <= 1 &&
+ return (mt->surf.samples <= 1 &&
mt->target != GL_TEXTURE_3D &&
mt->target != GL_TEXTURE_1D /* gen9+ restriction */);
}
@@ -3271,7 +3311,7 @@ intel_miptree_map_depthstencil(struct brw_context *brw,
map_y + s_image_y,
brw->has_swizzling);
ptrdiff_t z_offset = ((map_y + z_image_y) *
- (z_mt->pitch / 4) +
+ (z_mt->surf.row_pitch / 4) +
(map_x + z_image_x));
uint8_t s = s_map[s_offset];
uint32_t z = z_map[z_offset];
@@ -3337,7 +3377,7 @@ intel_miptree_unmap_depthstencil(struct brw_context *brw,
y + s_image_y + map->y,
brw->has_swizzling);
ptrdiff_t z_offset = ((y + z_image_y + map->y) *
- (z_mt->pitch / 4) +
+ (z_mt->surf.row_pitch / 4) +
(x + z_image_x + map->x));
if (map_z32f_x24s8) {
--
2.11.0
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