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authorJason Ekstrand <[email protected]>2018-05-04 22:32:24 -0700
committerJason Ekstrand <[email protected]>2018-05-08 08:27:44 -0700
commitbdbb527a65fc729e7a9319ae67de60d03d06c3fd (patch)
tree130ced88b4416251d9e77174a547431c302038ec /src
parentccd3dce3c059ad6d24ab50107ac6bb8827f46c3d (diff)
i965: Use ISL for emitting depth/stencil/hiz state on gen6+
We leave gen4-5 alone because the ISL code hasn't really been well- tested on gen4-5 or with combined depth-stencil because we don't use BLORP for depth operations on gen4-5. Also, the gen4-5 code has to deal with intratile offsets for LOD hacks and ISL doesn't handle those yet. We could make ISL handle gen4-5 capable or we could just not bother. Among other things, this should make future platform enabling easier because it means we don't have to update multiple (or hand-rolled!) depth stencil emit paths. Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/i965/Makefile.sources2
-rw-r--r--src/mesa/drivers/dri/i965/brw_context.c9
-rw-r--r--src/mesa/drivers/dri/i965/brw_context.h53
-rw-r--r--src/mesa/drivers/dri/i965/brw_misc_state.c147
-rw-r--r--src/mesa/drivers/dri/i965/brw_state.h3
-rw-r--r--src/mesa/drivers/dri/i965/gen6_depth_state.c221
-rw-r--r--src/mesa/drivers/dri/i965/gen7_misc_state.c188
-rw-r--r--src/mesa/drivers/dri/i965/gen8_depth_state.c175
-rw-r--r--src/mesa/drivers/dri/i965/meson.build2
9 files changed, 129 insertions, 671 deletions
diff --git a/src/mesa/drivers/dri/i965/Makefile.sources b/src/mesa/drivers/dri/i965/Makefile.sources
index 5e53d874d88..db6591ab90a 100644
--- a/src/mesa/drivers/dri/i965/Makefile.sources
+++ b/src/mesa/drivers/dri/i965/Makefile.sources
@@ -68,14 +68,12 @@ i965_FILES = \
gen4_blorp_exec.h \
gen6_clip_state.c \
gen6_constant_state.c \
- gen6_depth_state.c \
gen6_multisample_state.c \
gen6_queryobj.c \
gen6_sampler_state.c \
gen6_sol.c \
gen6_urb.c \
gen7_l3_state.c \
- gen7_misc_state.c \
gen7_sol_state.c \
gen7_urb.c \
gen8_depth_state.c \
diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index b954a2916d9..ec3fe3be40d 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -922,15 +922,6 @@ brwCreateContext(gl_api api,
brw->gs.base.stage = MESA_SHADER_GEOMETRY;
brw->wm.base.stage = MESA_SHADER_FRAGMENT;
brw->cs.base.stage = MESA_SHADER_COMPUTE;
- if (devinfo->gen >= 8) {
- brw->vtbl.emit_depth_stencil_hiz = gen8_emit_depth_stencil_hiz;
- } else if (devinfo->gen >= 7) {
- brw->vtbl.emit_depth_stencil_hiz = gen7_emit_depth_stencil_hiz;
- } else if (devinfo->gen >= 6) {
- brw->vtbl.emit_depth_stencil_hiz = gen6_emit_depth_stencil_hiz;
- } else {
- brw->vtbl.emit_depth_stencil_hiz = brw_emit_depth_stencil_hiz;
- }
brw_init_driver_functions(brw, &functions);
diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index 23406816a9b..d8b0d94aaff 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -742,20 +742,6 @@ struct brw_context
struct
{
/**
- * Send the appropriate state packets to configure depth, stencil, and
- * HiZ buffers (i965+ only)
- */
- void (*emit_depth_stencil_hiz)(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset,
- uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y);
-
- /**
* Emit an MI_REPORT_PERF_COUNT command packet.
*
* This asks the GPU to write a report of the current OA counter values
@@ -1708,45 +1694,6 @@ brw_depth_writes_enabled(const struct brw_context *brw)
void
brw_emit_depthbuffer(struct brw_context *brw);
-void
-brw_emit_depth_stencil_hiz(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset, uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y);
-
-void
-gen6_emit_depth_stencil_hiz(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset, uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y);
-
-void
-gen7_emit_depth_stencil_hiz(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset, uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y);
-void
-gen8_emit_depth_stencil_hiz(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset, uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y);
-
uint32_t get_hw_prim_for_gl_prim(int mode);
void
diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
index 0ab1f128011..e44baf25185 100644
--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
@@ -254,6 +254,16 @@ brw_workaround_depthstencil_alignment(struct brw_context *brw,
rebase_depth_stencil(brw, stencil_irb, invalidate_stencil);
}
+static void
+brw_emit_depth_stencil_hiz(struct brw_context *brw,
+ struct intel_mipmap_tree *depth_mt,
+ uint32_t depth_offset, uint32_t depthbuffer_format,
+ uint32_t depth_surface_type,
+ struct intel_mipmap_tree *stencil_mt,
+ bool hiz, bool separate_stencil,
+ uint32_t width, uint32_t height,
+ uint32_t tile_x, uint32_t tile_y);
+
void
brw_emit_depthbuffer(struct brw_context *brw)
{
@@ -337,28 +347,129 @@ brw_emit_depthbuffer(struct brw_context *brw)
if (stencil_mt)
brw_cache_flush_for_depth(brw, stencil_mt->bo);
- brw->vtbl.emit_depth_stencil_hiz(brw, depth_mt, depth_offset,
- depthbuffer_format, depth_surface_type,
- stencil_mt, hiz, separate_stencil,
- width, height, tile_x, tile_y);
-}
+ if (devinfo->gen < 6) {
+ brw_emit_depth_stencil_hiz(brw, depth_mt, depth_offset,
+ depthbuffer_format, depth_surface_type,
+ stencil_mt, hiz, separate_stencil,
+ width, height, tile_x, tile_y);
+ return;
+ }
-uint32_t
-brw_convert_depth_value(mesa_format format, float value)
-{
- switch (format) {
- case MESA_FORMAT_Z_FLOAT32:
- return float_as_int(value);
- case MESA_FORMAT_Z_UNORM16:
- return value * ((1u << 16) - 1);
- case MESA_FORMAT_Z24_UNORM_X8_UINT:
- return value * ((1u << 24) - 1);
- default:
- unreachable("Invalid depth format");
+ /* Skip repeated NULL depth/stencil emits (think 2D rendering). */
+ if (!depth_mt && !stencil_mt && brw->no_depth_or_stencil) {
+ assert(brw->hw_ctx);
+ return;
+ }
+
+ brw_emit_depth_stall_flushes(brw);
+
+ const unsigned ds_dwords = brw->isl_dev.ds.size / 4;
+ intel_batchbuffer_begin(brw, ds_dwords, RENDER_RING);
+ uint32_t *ds_map = brw->batch.map_next;
+ const uint32_t ds_offset = (char *)ds_map - (char *)brw->batch.batch.map;
+
+ struct isl_view view = {
+ /* Some nice defaults */
+ .base_level = 0,
+ .levels = 1,
+ .base_array_layer = 0,
+ .array_len = 1,
+ .swizzle = ISL_SWIZZLE_IDENTITY,
+ };
+
+ struct isl_depth_stencil_hiz_emit_info info = {
+ .view = &view,
+ };
+
+ if (depth_mt) {
+ view.usage |= ISL_SURF_USAGE_DEPTH_BIT;
+ info.depth_surf = &depth_mt->surf;
+
+ info.depth_address =
+ brw_batch_reloc(&brw->batch,
+ ds_offset + brw->isl_dev.ds.depth_offset,
+ depth_mt->bo, depth_mt->offset, RELOC_WRITE);
+
+ info.mocs = brw_get_bo_mocs(devinfo, depth_mt->bo);
+ view.base_level = depth_irb->mt_level - depth_irb->mt->first_level;
+ view.base_array_layer = depth_irb->mt_layer;
+ view.array_len = MAX2(depth_irb->layer_count, 1);
+ view.format = depth_mt->surf.format;
+
+ info.hiz_usage = depth_mt->aux_usage;
+ if (!intel_renderbuffer_has_hiz(depth_irb)) {
+ /* Just because a miptree has ISL_AUX_USAGE_HIZ does not mean that
+ * all miplevels of that miptree are guaranteed to support HiZ. See
+ * intel_miptree_level_enable_hiz for details.
+ */
+ info.hiz_usage = ISL_AUX_USAGE_NONE;
+ }
+
+ if (info.hiz_usage == ISL_AUX_USAGE_HIZ) {
+ info.hiz_surf = &depth_mt->aux_buf->surf;
+
+ uint32_t hiz_offset = 0;
+ if (devinfo->gen == 6) {
+ /* HiZ surfaces on Sandy Bridge technically don't support
+ * mip-mapping. However, we can fake it by offsetting to the
+ * first slice of LOD0 in the HiZ surface.
+ */
+ isl_surf_get_image_offset_B_tile_sa(&depth_mt->aux_buf->surf,
+ view.base_level, 0, 0,
+ &hiz_offset, NULL, NULL);
+ }
+
+ info.hiz_address =
+ brw_batch_reloc(&brw->batch,
+ ds_offset + brw->isl_dev.ds.hiz_offset,
+ depth_mt->aux_buf->bo,
+ depth_mt->aux_buf->offset + hiz_offset,
+ RELOC_WRITE);
+ }
+
+ info.depth_clear_value = depth_mt->fast_clear_color.f32[0];
}
+
+ if (stencil_mt) {
+ view.usage |= ISL_SURF_USAGE_STENCIL_BIT;
+ info.stencil_surf = &stencil_mt->surf;
+
+ if (!depth_mt) {
+ info.mocs = brw_get_bo_mocs(devinfo, stencil_mt->bo);
+ view.base_level = stencil_irb->mt_level - stencil_irb->mt->first_level;
+ view.base_array_layer = stencil_irb->mt_layer;
+ view.array_len = MAX2(stencil_irb->layer_count, 1);
+ view.format = stencil_mt->surf.format;
+ }
+
+ uint32_t stencil_offset = 0;
+ if (devinfo->gen == 6) {
+ /* Stencil surfaces on Sandy Bridge technically don't support
+ * mip-mapping. However, we can fake it by offsetting to the
+ * first slice of LOD0 in the stencil surface.
+ */
+ isl_surf_get_image_offset_B_tile_sa(&stencil_mt->surf,
+ view.base_level, 0, 0,
+ &stencil_offset, NULL, NULL);
+ }
+
+ info.stencil_address =
+ brw_batch_reloc(&brw->batch,
+ ds_offset + brw->isl_dev.ds.stencil_offset,
+ stencil_mt->bo,
+ stencil_mt->offset + stencil_offset,
+ RELOC_WRITE);
+ }
+
+ isl_emit_depth_stencil_hiz_s(&brw->isl_dev, ds_map, &info);
+
+ brw->batch.map_next += ds_dwords;
+ intel_batchbuffer_advance(brw);
+
+ brw->no_depth_or_stencil = !depth_mt && !stencil_mt;
}
-void
+static void
brw_emit_depth_stencil_hiz(struct brw_context *brw,
struct intel_mipmap_tree *depth_mt,
uint32_t depth_offset, uint32_t depthbuffer_format,
diff --git a/src/mesa/drivers/dri/i965/brw_state.h b/src/mesa/drivers/dri/i965/brw_state.h
index f89182a0017..1b4745ef753 100644
--- a/src/mesa/drivers/dri/i965/brw_state.h
+++ b/src/mesa/drivers/dri/i965/brw_state.h
@@ -114,9 +114,6 @@ void brw_upload_invariant_state(struct brw_context *brw);
uint32_t
brw_depthbuffer_format(struct brw_context *brw);
-uint32_t
-brw_convert_depth_value(mesa_format format, float value);
-
void brw_upload_state_base_address(struct brw_context *brw);
/* gen8_depth_state.c */
diff --git a/src/mesa/drivers/dri/i965/gen6_depth_state.c b/src/mesa/drivers/dri/i965/gen6_depth_state.c
deleted file mode 100644
index bca956e23d2..00000000000
--- a/src/mesa/drivers/dri/i965/gen6_depth_state.c
+++ /dev/null
@@ -1,221 +0,0 @@
-/*
- * Copyright (c) 2014 Intel Corporation
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- * IN THE SOFTWARE.
- */
-
-
-#include "intel_batchbuffer.h"
-#include "intel_fbo.h"
-#include "intel_mipmap_tree.h"
-
-#include "brw_context.h"
-#include "brw_state.h"
-#include "brw_defines.h"
-
-#include "main/mtypes.h"
-#include "main/fbobject.h"
-#include "main/glformats.h"
-
-void
-gen6_emit_depth_stencil_hiz(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset, uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y)
-{
- struct gl_context *ctx = &brw->ctx;
- struct gl_framebuffer *fb = ctx->DrawBuffer;
- uint32_t surftype;
- unsigned int depth = 1;
- GLenum gl_target = GL_TEXTURE_2D;
- unsigned int lod;
- const struct intel_mipmap_tree *mt = depth_mt ? depth_mt : stencil_mt;
- const struct intel_renderbuffer *irb = NULL;
- const struct gl_renderbuffer *rb = NULL;
-
- /* Enable the hiz bit if we're doing separate stencil, because it and the
- * separate stencil bit must have the same value. From Section 2.11.5.6.1.1
- * 3DSTATE_DEPTH_BUFFER, Bit 1.21 "Separate Stencil Enable":
- * [DevIL]: If this field is enabled, Hierarchical Depth Buffer
- * Enable must also be enabled.
- *
- * [DevGT]: This field must be set to the same value (enabled or
- * disabled) as Hierarchical Depth Buffer Enable
- */
- bool enable_hiz_ss = hiz || separate_stencil;
-
- brw_emit_depth_stall_flushes(brw);
-
- irb = intel_get_renderbuffer(fb, BUFFER_DEPTH);
- if (!irb)
- irb = intel_get_renderbuffer(fb, BUFFER_STENCIL);
- rb = (struct gl_renderbuffer*) irb;
-
- if (rb) {
- depth = MAX2(irb->layer_count, 1);
- if (rb->TexImage)
- gl_target = rb->TexImage->TexObject->Target;
- }
-
- switch (gl_target) {
- case GL_TEXTURE_CUBE_MAP_ARRAY:
- case GL_TEXTURE_CUBE_MAP:
- /* The PRM claims that we should use BRW_SURFACE_CUBE for this
- * situation, but experiments show that gl_Layer doesn't work when we do
- * this. So we use BRW_SURFACE_2D, since for rendering purposes this is
- * equivalent.
- */
- surftype = BRW_SURFACE_2D;
- depth *= 6;
- break;
- case GL_TEXTURE_3D:
- assert(mt);
- depth = mt->surf.logical_level0_px.depth;
- /* fallthrough */
- default:
- surftype = translate_tex_target(gl_target);
- break;
- }
-
- const unsigned min_array_element = irb ? irb->mt_layer : 0;
-
- lod = irb ? irb->mt_level - irb->mt->first_level : 0;
-
- if (mt) {
- width = mt->surf.logical_level0_px.width;
- height = mt->surf.logical_level0_px.height;
- }
-
- BEGIN_BATCH(7);
- /* 3DSTATE_DEPTH_BUFFER dw0 */
- OUT_BATCH(_3DSTATE_DEPTH_BUFFER << 16 | (7 - 2));
-
- /* 3DSTATE_DEPTH_BUFFER dw1 */
- 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 */
- (BRW_TILEWALK_YMAJOR << 26) |
- (1 << 27) |
- (surftype << 29));
-
- /* 3DSTATE_DEPTH_BUFFER dw2 */
- if (depth_mt) {
- OUT_RELOC(depth_mt->bo, RELOC_WRITE, 0);
- } else {
- OUT_BATCH(0);
- }
-
- /* 3DSTATE_DEPTH_BUFFER dw3 */
- OUT_BATCH(((width - 1) << 6) |
- ((height - 1) << 19) |
- lod << 2);
-
- /* 3DSTATE_DEPTH_BUFFER dw4 */
- OUT_BATCH((depth - 1) << 21 |
- min_array_element << 10 |
- (depth - 1) << 1);
-
- /* 3DSTATE_DEPTH_BUFFER dw5 */
- OUT_BATCH(0);
- assert(tile_x == 0 && tile_y == 0);
-
- /* 3DSTATE_DEPTH_BUFFER dw6 */
- OUT_BATCH(0);
-
- ADVANCE_BATCH();
-
- if (hiz || separate_stencil) {
- /*
- * In the 3DSTATE_DEPTH_BUFFER batch emitted above, the 'separate
- * stencil enable' and 'hiz enable' bits were set. Therefore we must
- * emit 3DSTATE_HIER_DEPTH_BUFFER and 3DSTATE_STENCIL_BUFFER. Even if
- * there is no stencil buffer, 3DSTATE_STENCIL_BUFFER must be emitted;
- * failure to do so causes hangs on gen5 and a stall on gen6.
- */
-
- /* Emit stencil buffer. */
- if (separate_stencil) {
- assert(stencil_mt->format == MESA_FORMAT_S_UINT8);
- assert(stencil_mt->surf.size > 0);
-
- uint32_t offset;
- isl_surf_get_image_offset_B_tile_sa(&stencil_mt->surf,
- lod, 0, 0, &offset, NULL, NULL);
-
- BEGIN_BATCH(3);
- OUT_BATCH((_3DSTATE_STENCIL_BUFFER << 16) | (3 - 2));
- OUT_BATCH(stencil_mt->surf.row_pitch - 1);
- OUT_RELOC(stencil_mt->bo, RELOC_WRITE, offset);
- ADVANCE_BATCH();
- } else {
- BEGIN_BATCH(3);
- OUT_BATCH((_3DSTATE_STENCIL_BUFFER << 16) | (3 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
- }
-
- /* Emit hiz buffer. */
- if (hiz) {
- assert(depth_mt);
-
- uint32_t offset;
- isl_surf_get_image_offset_B_tile_sa(&depth_mt->aux_buf->surf,
- lod, 0, 0, &offset, NULL, NULL);
-
- BEGIN_BATCH(3);
- OUT_BATCH((_3DSTATE_HIER_DEPTH_BUFFER << 16) | (3 - 2));
- OUT_BATCH(depth_mt->aux_buf->surf.row_pitch - 1);
- OUT_RELOC(depth_mt->aux_buf->bo, RELOC_WRITE, offset);
- ADVANCE_BATCH();
- } else {
- BEGIN_BATCH(3);
- OUT_BATCH((_3DSTATE_HIER_DEPTH_BUFFER << 16) | (3 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
- }
- }
-
- /*
- * On Gen >= 6, emit clear params for safety. If using hiz, then clear
- * params must be emitted.
- *
- * From Section 2.11.5.6.4.1 3DSTATE_CLEAR_PARAMS:
- * 3DSTATE_CLEAR_PARAMS packet must follow the DEPTH_BUFFER_STATE packet
- * when HiZ is enabled and the DEPTH_BUFFER_STATE changes.
- */
- BEGIN_BATCH(2);
- OUT_BATCH(_3DSTATE_CLEAR_PARAMS << 16 |
- GEN5_DEPTH_CLEAR_VALID |
- (2 - 2));
- if (depth_mt) {
- OUT_BATCH(brw_convert_depth_value(depth_mt->format,
- depth_mt->fast_clear_color.f32[0]));
- } else {
- OUT_BATCH(0);
- }
- ADVANCE_BATCH();
-}
diff --git a/src/mesa/drivers/dri/i965/gen7_misc_state.c b/src/mesa/drivers/dri/i965/gen7_misc_state.c
deleted file mode 100644
index 5c88cf55fa0..00000000000
--- a/src/mesa/drivers/dri/i965/gen7_misc_state.c
+++ /dev/null
@@ -1,188 +0,0 @@
-/*
- * Copyright © 2011 Intel Corporation
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- * IN THE SOFTWARE.
- */
-
-#include "main/mtypes.h"
-#include "intel_batchbuffer.h"
-#include "intel_mipmap_tree.h"
-#include "intel_fbo.h"
-#include "brw_context.h"
-#include "brw_state.h"
-#include "brw_defines.h"
-
-void
-gen7_emit_depth_stencil_hiz(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset, uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y)
-{
- const struct gen_device_info *devinfo = &brw->screen->devinfo;
- struct gl_context *ctx = &brw->ctx;
- const uint8_t mocs = GEN7_MOCS_L3;
- struct gl_framebuffer *fb = ctx->DrawBuffer;
- uint32_t surftype;
- unsigned int depth = 1;
- unsigned int min_array_element;
- GLenum gl_target = GL_TEXTURE_2D;
- unsigned int lod;
- const struct intel_mipmap_tree *mt = depth_mt ? depth_mt : stencil_mt;
- const struct intel_renderbuffer *irb = NULL;
- const struct gl_renderbuffer *rb = NULL;
-
- /* Skip repeated NULL depth/stencil emits (think 2D rendering). */
- if (!mt && brw->no_depth_or_stencil) {
- assert(brw->hw_ctx);
- return;
- }
-
- brw_emit_depth_stall_flushes(brw);
-
- irb = intel_get_renderbuffer(fb, BUFFER_DEPTH);
- if (!irb)
- irb = intel_get_renderbuffer(fb, BUFFER_STENCIL);
- rb = (struct gl_renderbuffer*) irb;
-
- if (rb) {
- depth = MAX2(irb->layer_count, 1);
- if (rb->TexImage)
- gl_target = rb->TexImage->TexObject->Target;
- }
-
- switch (gl_target) {
- case GL_TEXTURE_CUBE_MAP_ARRAY:
- case GL_TEXTURE_CUBE_MAP:
- /* The PRM claims that we should use BRW_SURFACE_CUBE for this
- * situation, but experiments show that gl_Layer doesn't work when we do
- * this. So we use BRW_SURFACE_2D, since for rendering purposes this is
- * equivalent.
- */
- surftype = BRW_SURFACE_2D;
- depth *= 6;
- break;
- case GL_TEXTURE_3D:
- assert(mt);
- depth = mt->surf.logical_level0_px.depth;
- /* fallthrough */
- default:
- surftype = translate_tex_target(gl_target);
- break;
- }
-
- min_array_element = irb ? irb->mt_layer : 0;
-
- lod = irb ? irb->mt_level - irb->mt->first_level : 0;
-
- if (mt) {
- width = mt->surf.logical_level0_px.width;
- height = mt->surf.logical_level0_px.height;
- }
-
- /* _NEW_DEPTH, _NEW_STENCIL, _NEW_BUFFERS */
- BEGIN_BATCH(7);
- /* 3DSTATE_DEPTH_BUFFER dw0 */
- OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER << 16 | (7 - 2));
-
- /* 3DSTATE_DEPTH_BUFFER dw1 */
- OUT_BATCH((depth_mt ? depth_mt->surf.row_pitch - 1 : 0) |
- (depthbuffer_format << 18) |
- ((hiz ? 1 : 0) << 22) |
- ((stencil_mt != NULL) << 27) | /* Stencil Write Enable */
- ((depth_mt != NULL) << 28) | /* Depth Write Enable */
- (surftype << 29));
-
- /* 3DSTATE_DEPTH_BUFFER dw2 */
- if (depth_mt) {
- OUT_RELOC(depth_mt->bo, RELOC_WRITE, 0);
- } else {
- OUT_BATCH(0);
- }
-
- /* 3DSTATE_DEPTH_BUFFER dw3 */
- OUT_BATCH(((width - 1) << 4) |
- ((height - 1) << 18) |
- lod);
-
- /* 3DSTATE_DEPTH_BUFFER dw4 */
- OUT_BATCH(((depth - 1) << 21) |
- (min_array_element << 10) |
- mocs);
-
- /* 3DSTATE_DEPTH_BUFFER dw5 */
- OUT_BATCH(0);
-
- /* 3DSTATE_DEPTH_BUFFER dw6 */
- OUT_BATCH((depth - 1) << 21);
- ADVANCE_BATCH();
-
- if (stencil_mt == NULL) {
- BEGIN_BATCH(3);
- OUT_BATCH(GEN7_3DSTATE_STENCIL_BUFFER << 16 | (3 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
- } else {
- stencil_mt->r8stencil_needs_update = true;
- const int enabled = devinfo->is_haswell ? HSW_STENCIL_ENABLED : 0;
-
- BEGIN_BATCH(3);
- OUT_BATCH(GEN7_3DSTATE_STENCIL_BUFFER << 16 | (3 - 2));
- OUT_BATCH(enabled |
- mocs << 25 |
- (stencil_mt->surf.row_pitch - 1));
- OUT_RELOC(stencil_mt->bo, RELOC_WRITE, 0);
- ADVANCE_BATCH();
- }
-
- if (!hiz) {
- BEGIN_BATCH(3);
- OUT_BATCH(GEN7_3DSTATE_HIER_DEPTH_BUFFER << 16 | (3 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
- } else {
- assert(depth_mt);
-
- BEGIN_BATCH(3);
- OUT_BATCH(GEN7_3DSTATE_HIER_DEPTH_BUFFER << 16 | (3 - 2));
- OUT_BATCH((mocs << 25) |
- (depth_mt->aux_buf->pitch - 1));
- OUT_RELOC(depth_mt->aux_buf->bo, RELOC_WRITE, 0);
- ADVANCE_BATCH();
- }
-
- BEGIN_BATCH(3);
- OUT_BATCH(GEN7_3DSTATE_CLEAR_PARAMS << 16 | (3 - 2));
- if (depth_mt) {
- OUT_BATCH(brw_convert_depth_value(depth_mt->format,
- depth_mt->fast_clear_color.f32[0]));
- } else {
- OUT_BATCH(0);
- }
- OUT_BATCH(1);
- ADVANCE_BATCH();
-
- brw->no_depth_or_stencil = !mt;
-}
diff --git a/src/mesa/drivers/dri/i965/gen8_depth_state.c b/src/mesa/drivers/dri/i965/gen8_depth_state.c
index a00e22a6868..1ea5884f818 100644
--- a/src/mesa/drivers/dri/i965/gen8_depth_state.c
+++ b/src/mesa/drivers/dri/i965/gen8_depth_state.c
@@ -32,181 +32,6 @@
#include "main/framebuffer.h"
/**
- * Helper function to emit depth related command packets.
- */
-static void
-emit_depth_packets(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz,
- uint32_t width,
- uint32_t height,
- uint32_t depth,
- uint32_t lod,
- uint32_t min_array_element)
-{
- const struct gen_device_info *devinfo = &brw->screen->devinfo;
- uint32_t mocs_wb = devinfo->gen >= 9 ? SKL_MOCS_WB : BDW_MOCS_WB;
-
- /* Skip repeated NULL depth/stencil emits (think 2D rendering). */
- if (!depth_mt && !stencil_mt && brw->no_depth_or_stencil) {
- assert(brw->hw_ctx);
- return;
- }
-
- brw_emit_depth_stall_flushes(brw);
-
- /* _NEW_BUFFERS, _NEW_DEPTH, _NEW_STENCIL */
- BEGIN_BATCH(8);
- OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER << 16 | (8 - 2));
- OUT_BATCH(depth_surface_type << 29 |
- (depth_mt != NULL) << 28 | /* Depth Write Enable */
- (stencil_mt != NULL) << 27 | /* Stencil Write Enable */
- (hiz ? 1 : 0) << 22 |
- depthbuffer_format << 18 |
- (depth_mt ? depth_mt->surf.row_pitch - 1 : 0));
- if (depth_mt) {
- OUT_RELOC64(depth_mt->bo, RELOC_WRITE, 0);
- } else {
- OUT_BATCH(0);
- OUT_BATCH(0);
- }
- 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->surf.array_pitch_el_rows >> 2 : 0));
- ADVANCE_BATCH();
-
- if (stencil_mt == NULL) {
- BEGIN_BATCH(5);
- OUT_BATCH(GEN7_3DSTATE_STENCIL_BUFFER << 16 | (5 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
- } else {
- BEGIN_BATCH(5);
- OUT_BATCH(GEN7_3DSTATE_STENCIL_BUFFER << 16 | (5 - 2));
- OUT_BATCH(HSW_STENCIL_ENABLED | mocs_wb << 22 |
- (stencil_mt->surf.row_pitch - 1));
- OUT_RELOC64(stencil_mt->bo, RELOC_WRITE, 0);
- OUT_BATCH(stencil_mt->surf.array_pitch_el_rows >> 2);
- ADVANCE_BATCH();
- }
-
- if (!hiz) {
- BEGIN_BATCH(5);
- OUT_BATCH(GEN7_3DSTATE_HIER_DEPTH_BUFFER << 16 | (5 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
- } else {
- assert(depth_mt);
- BEGIN_BATCH(5);
- OUT_BATCH(GEN7_3DSTATE_HIER_DEPTH_BUFFER << 16 | (5 - 2));
- OUT_BATCH((depth_mt->aux_buf->pitch - 1) | mocs_wb << 25);
- OUT_RELOC64(depth_mt->aux_buf->bo, RELOC_WRITE, 0);
- OUT_BATCH(depth_mt->aux_buf->qpitch >> 2);
- ADVANCE_BATCH();
- }
-
- BEGIN_BATCH(3);
- OUT_BATCH(GEN7_3DSTATE_CLEAR_PARAMS << 16 | (3 - 2));
- OUT_BATCH(depth_mt ? depth_mt->fast_clear_color.u32[0] : 0);
- OUT_BATCH(1);
- ADVANCE_BATCH();
-
- brw->no_depth_or_stencil = !depth_mt && !stencil_mt;
-}
-
-/* Awful vtable-compatible function; should be cleaned up in the future. */
-void
-gen8_emit_depth_stencil_hiz(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset,
- uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y)
-{
- const struct gen_device_info *devinfo = &brw->screen->devinfo;
- struct gl_context *ctx = &brw->ctx;
- struct gl_framebuffer *fb = ctx->DrawBuffer;
- uint32_t surftype;
- unsigned int depth = 1;
- unsigned int min_array_element;
- GLenum gl_target = GL_TEXTURE_2D;
- unsigned int lod;
- const struct intel_mipmap_tree *mt = depth_mt ? depth_mt : stencil_mt;
- const struct intel_renderbuffer *irb = NULL;
- const struct gl_renderbuffer *rb = NULL;
-
- irb = intel_get_renderbuffer(fb, BUFFER_DEPTH);
- if (!irb)
- irb = intel_get_renderbuffer(fb, BUFFER_STENCIL);
- rb = (struct gl_renderbuffer *) irb;
-
- if (rb) {
- depth = MAX2(irb->layer_count, 1);
- if (rb->TexImage)
- gl_target = rb->TexImage->TexObject->Target;
- }
-
- switch (gl_target) {
- case GL_TEXTURE_CUBE_MAP_ARRAY:
- case GL_TEXTURE_CUBE_MAP:
- /* The PRM claims that we should use BRW_SURFACE_CUBE for this
- * situation, but experiments show that gl_Layer doesn't work when we do
- * this. So we use BRW_SURFACE_2D, since for rendering purposes this is
- * equivalent.
- */
- surftype = BRW_SURFACE_2D;
- depth *= 6;
- break;
- case GL_TEXTURE_3D:
- assert(mt);
- depth = mt->surf.logical_level0_px.depth;
- surftype = translate_tex_target(gl_target);
- break;
- case GL_TEXTURE_1D_ARRAY:
- case GL_TEXTURE_1D:
- if (devinfo->gen >= 9) {
- /* WaDisable1DDepthStencil. Skylake+ doesn't support 1D depth
- * textures but it does allow pretending it's a 2D texture
- * instead.
- */
- surftype = BRW_SURFACE_2D;
- break;
- }
- /* fallthrough */
- default:
- surftype = translate_tex_target(gl_target);
- break;
- }
-
- min_array_element = irb ? irb->mt_layer : 0;
-
- lod = irb ? irb->mt_level - irb->mt->first_level : 0;
-
- if (mt) {
- width = mt->surf.logical_level0_px.width;
- height = mt->surf.logical_level0_px.height;
- }
-
- emit_depth_packets(brw, depth_mt, brw_depthbuffer_format(brw), surftype,
- stencil_mt,
- hiz, width, height, depth, lod, min_array_element);
-}
-
-/**
* Should we set the PMA FIX ENABLE bit?
*
* To avoid unnecessary depth related stalls, we need to set this bit.
diff --git a/src/mesa/drivers/dri/i965/meson.build b/src/mesa/drivers/dri/i965/meson.build
index a2c1896fecb..20404d5b059 100644
--- a/src/mesa/drivers/dri/i965/meson.build
+++ b/src/mesa/drivers/dri/i965/meson.build
@@ -87,14 +87,12 @@ files_i965 = files(
'gen4_blorp_exec.h',
'gen6_clip_state.c',
'gen6_constant_state.c',
- 'gen6_depth_state.c',
'gen6_multisample_state.c',
'gen6_queryobj.c',
'gen6_sampler_state.c',
'gen6_sol.c',
'gen6_urb.c',
'gen7_l3_state.c',
- 'gen7_misc_state.c',
'gen7_sol_state.c',
'gen7_urb.c',
'gen8_depth_state.c',