anv: Add initial blorp support

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Topi Pohjolainen <topi.pohjolainen@intel.com>

7 files changed, 400 insertions, 0 deletions

diff --git a/src/intel/vulkan/Makefile.am b/src/intel/vulkan/Makefile.am
index cf16ea4..ce31abb 100644
--- a/src/intel/vulkan/Makefile.am
+++ b/src/intel/vulkan/Makefile.am
@@ -121,6 +121,7 @@ VULKAN_LIB_DEPS += \
 	$(top_builddir)/src/util/libmesautil.la \
 	$(top_builddir)/src/intel/common/libintel_common.la \
 	$(top_builddir)/src/intel/isl/libisl.la \
+	$(top_builddir)/src/intel/blorp/libblorp.la \
 	$(PER_GEN_LIBS) \
 	$(PTHREAD_LIBS) \
 	$(DLOPEN_LIBS) \
diff --git a/src/intel/vulkan/Makefile.sources b/src/intel/vulkan/Makefile.sources
index 8b4b97f..e384235 100644
--- a/src/intel/vulkan/Makefile.sources
+++ b/src/intel/vulkan/Makefile.sources
@@ -22,6 +22,7 @@
 VULKAN_FILES := \
 	anv_allocator.c \
 	anv_batch_chain.c \
+	anv_blorp.c \
 	anv_cmd_buffer.c \
 	anv_descriptor_set.c \
 	anv_device.c \
@@ -73,6 +74,7 @@ VULKAN_GENERATED_FILES := \
 
 GEN7_FILES := \
 	genX_cmd_buffer.c \
+	genX_blorp_exec.c \
 	genX_pipeline.c \
 	gen7_cmd_buffer.c \
 	gen7_pipeline.c \
@@ -80,6 +82,7 @@ GEN7_FILES := \
 
 GEN75_FILES := \
 	genX_cmd_buffer.c \
+	genX_blorp_exec.c \
 	genX_pipeline.c \
 	gen7_cmd_buffer.c \
 	gen7_pipeline.c \
@@ -87,6 +90,7 @@ GEN75_FILES := \
 
 GEN8_FILES := \
 	genX_cmd_buffer.c \
+	genX_blorp_exec.c \
 	genX_pipeline.c \
 	gen8_cmd_buffer.c \
 	gen8_pipeline.c \
@@ -94,6 +98,7 @@ GEN8_FILES := \
 
 GEN9_FILES := \
 	genX_cmd_buffer.c \
+	genX_blorp_exec.c \
 	genX_pipeline.c \
 	gen8_cmd_buffer.c \
 	gen8_pipeline.c \
diff --git a/src/intel/vulkan/anv_blorp.c b/src/intel/vulkan/anv_blorp.c
new file mode 100644
index 0000000..d047bcd
--- /dev/null
+++ b/src/intel/vulkan/anv_blorp.c
@@ -0,0 +1,120 @@
+/*
+ * Copyright © 2016 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 "anv_private.h"
+
+static bool
+lookup_blorp_shader(struct blorp_context *blorp,
+                    const void *key, uint32_t key_size,
+                    uint32_t *kernel_out, void *prog_data_out)
+{
+   struct anv_device *device = blorp->driver_ctx;
+
+   /* The blorp cache must be a real cache */
+   assert(device->blorp_shader_cache.cache);
+
+   struct anv_shader_bin *bin =
+      anv_pipeline_cache_search(&device->blorp_shader_cache, key, key_size);
+   if (!bin)
+      return false;
+
+   /* The cache already has a reference and it's not going anywhere so there
+    * is no need to hold a second reference.
+    */
+   anv_shader_bin_unref(device, bin);
+
+   *kernel_out = bin->kernel.offset;
+   *(const struct brw_stage_prog_data **)prog_data_out =
+      anv_shader_bin_get_prog_data(bin);
+
+   return true;
+}
+
+static void
+upload_blorp_shader(struct blorp_context *blorp,
+                    const void *key, uint32_t key_size,
+                    const void *kernel, uint32_t kernel_size,
+                    const void *prog_data, uint32_t prog_data_size,
+                    uint32_t *kernel_out, void *prog_data_out)
+{
+   struct anv_device *device = blorp->driver_ctx;
+
+   /* The blorp cache must be a real cache */
+   assert(device->blorp_shader_cache.cache);
+
+   struct anv_pipeline_bind_map bind_map = {
+      .surface_count = 0,
+      .sampler_count = 0,
+   };
+
+   struct anv_shader_bin *bin =
+      anv_pipeline_cache_upload_kernel(&device->blorp_shader_cache,
+                                       key, key_size, kernel, kernel_size,
+                                       prog_data, prog_data_size, &bind_map);
+
+   /* The cache already has a reference and it's not going anywhere so there
+    * is no need to hold a second reference.
+    */
+   anv_shader_bin_unref(device, bin);
+
+   *kernel_out = bin->kernel.offset;
+   *(const struct brw_stage_prog_data **)prog_data_out =
+      anv_shader_bin_get_prog_data(bin);
+}
+
+void
+anv_device_init_blorp(struct anv_device *device)
+{
+   anv_pipeline_cache_init(&device->blorp_shader_cache, device, true);
+   blorp_init(&device->blorp, device, &device->isl_dev);
+   device->blorp.compiler = device->instance->physicalDevice.compiler;
+   device->blorp.mocs.tex = device->default_mocs;
+   device->blorp.mocs.rb = device->default_mocs;
+   device->blorp.mocs.vb = device->default_mocs;
+   device->blorp.lookup_shader = lookup_blorp_shader;
+   device->blorp.upload_shader = upload_blorp_shader;
+   switch (device->info.gen) {
+   case 7:
+      if (device->info.is_haswell) {
+         device->blorp.exec = gen75_blorp_exec;
+      } else {
+         device->blorp.exec = gen7_blorp_exec;
+      }
+      break;
+   case 8:
+      device->blorp.exec = gen8_blorp_exec;
+      break;
+   case 9:
+      device->blorp.exec = gen9_blorp_exec;
+      break;
+   default:
+      unreachable("Unknown hardware generation");
+   }
+}
+
+void
+anv_device_finish_blorp(struct anv_device *device)
+{
+   blorp_finish(&device->blorp);
+   anv_pipeline_cache_finish(&device->blorp_shader_cache);
+}
diff --git a/src/intel/vulkan/anv_device.c b/src/intel/vulkan/anv_device.c
index 7317493..e66f812 100644
--- a/src/intel/vulkan/anv_device.c
+++ b/src/intel/vulkan/anv_device.c
@@ -918,6 +918,8 @@ VkResult anv_CreateDevice(
    if (result != VK_SUCCESS)
       goto fail_fd;
 
+   anv_device_init_blorp(device);
+
    anv_device_init_border_colors(device);
 
    *pDevice = anv_device_to_handle(device);
@@ -940,6 +942,8 @@ void anv_DestroyDevice(
 
    anv_queue_finish(&device->queue);
 
+   anv_device_finish_blorp(device);
+
    anv_device_finish_meta(device);
 
 #ifdef HAVE_VALGRIND
diff --git a/src/intel/vulkan/anv_genX.h b/src/intel/vulkan/anv_genX.h
index ccf4357..02e79c2 100644
--- a/src/intel/vulkan/anv_genX.h
+++ b/src/intel/vulkan/anv_genX.h
@@ -72,3 +72,6 @@ genX(compute_pipeline_create)(VkDevice _device,
                               const VkComputePipelineCreateInfo *pCreateInfo,
                               const VkAllocationCallbacks *alloc,
                               VkPipeline *pPipeline);
+
+void genX(blorp_exec)(struct blorp_batch *batch,
+                      const struct blorp_params *params);
diff --git a/src/intel/vulkan/anv_private.h b/src/intel/vulkan/anv_private.h
index cb94297..a01aeba 100644
--- a/src/intel/vulkan/anv_private.h
+++ b/src/intel/vulkan/anv_private.h
@@ -41,6 +41,7 @@
 #endif
 
 #include "common/gen_device_info.h"
+#include "blorp/blorp.h"
 #include "brw_compiler.h"
 #include "util/macros.h"
 #include "util/list.h"
@@ -709,6 +710,9 @@ struct anv_device {
 
     struct anv_meta_state                       meta_state;
 
+    struct anv_pipeline_cache                   blorp_shader_cache;
+    struct blorp_context                        blorp;
+
     struct anv_state                            border_colors;
 
     struct anv_queue                            queue;
@@ -722,6 +726,8 @@ struct anv_device {
 
 void anv_device_get_cache_uuid(void *uuid);
 
+void anv_device_init_blorp(struct anv_device *device);
+void anv_device_finish_blorp(struct anv_device *device);
 
 void* anv_gem_mmap(struct anv_device *device,
                    uint32_t gem_handle, uint64_t offset, uint64_t size, uint32_t flags);
diff --git a/src/intel/vulkan/genX_blorp_exec.c b/src/intel/vulkan/genX_blorp_exec.c
new file mode 100644
index 0000000..889c423
--- /dev/null
+++ b/src/intel/vulkan/genX_blorp_exec.c
@@ -0,0 +1,261 @@
+/*
+ * Copyright © 2016 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 <assert.h>
+
+#include "anv_private.h"
+#include "genX_multisample.h"
+
+/* These are defined in anv_private.h and blorp_genX_exec.h */
+#undef __gen_address_type
+#undef __gen_user_data
+#undef __gen_combine_address
+
+#include "common/gen_l3_config.h"
+#include "blorp/blorp_genX_exec.h"
+
+static void *
+blorp_emit_dwords(struct blorp_batch *batch, unsigned n)
+{
+   struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
+   return anv_batch_emit_dwords(&cmd_buffer->batch, n);
+}
+
+static uint64_t
+blorp_emit_reloc(struct blorp_batch *batch,
+                 void *location, struct blorp_address address, uint32_t delta)
+{
+   struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
+   assert(cmd_buffer->batch.start <= location &&
+          location < cmd_buffer->batch.end);
+   return anv_batch_emit_reloc(&cmd_buffer->batch, location,
+                               address.buffer, address.offset + delta);
+}
+
+static void
+blorp_surface_reloc(struct blorp_batch *batch, uint32_t ss_offset,
+                    struct blorp_address address, uint32_t delta)
+{
+   struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
+   anv_reloc_list_add(&cmd_buffer->surface_relocs, &cmd_buffer->pool->alloc,
+                      ss_offset, address.buffer, address.offset + delta);
+}
+
+static void *
+blorp_alloc_dynamic_state(struct blorp_batch *batch,
+                          enum aub_state_struct_type type,
+                          uint32_t size,
+                          uint32_t alignment,
+                          uint32_t *offset)
+{
+   struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
+
+   struct anv_state state =
+      anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, size, alignment);
+
+   *offset = state.offset;
+   return state.map;
+}
+
+static void
+blorp_alloc_binding_table(struct blorp_batch *batch, unsigned num_entries,
+                          unsigned state_size, unsigned state_alignment,
+                          uint32_t *bt_offset,
+                          uint32_t *surface_offsets, void **surface_maps)
+{
+   struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
+
+   uint32_t state_offset;
+   struct anv_state bt_state =
+      anv_cmd_buffer_alloc_binding_table(cmd_buffer, num_entries,
+                                         &state_offset);
+   if (bt_state.map == NULL) {
+      /* We ran out of space.  Grab a new binding table block. */
+      VkResult result = anv_cmd_buffer_new_binding_table_block(cmd_buffer);
+      assert(result == VK_SUCCESS);
+
+      /* Re-emit state base addresses so we get the new surface state base
+       * address before we start emitting binding tables etc.
+       */
+      anv_cmd_buffer_emit_state_base_address(cmd_buffer);
+
+      bt_state = anv_cmd_buffer_alloc_binding_table(cmd_buffer, num_entries,
+                                                    &state_offset);
+      assert(bt_state.map != NULL);
+   }
+
+   uint32_t *bt_map = bt_state.map;
+   *bt_offset = bt_state.offset;
+
+   for (unsigned i = 0; i < num_entries; i++) {
+      struct anv_state surface_state =
+         anv_cmd_buffer_alloc_surface_state(cmd_buffer);
+      bt_map[i] = surface_state.offset + state_offset;
+      surface_offsets[i] = surface_state.offset;
+      surface_maps[i] = surface_state.map;
+   }
+}
+
+static void *
+blorp_alloc_vertex_buffer(struct blorp_batch *batch, uint32_t size,
+                          struct blorp_address *addr)
+{
+   struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
+   struct anv_state vb_state =
+      anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, size, 16);
+
+   *addr = (struct blorp_address) {
+      .buffer = &cmd_buffer->device->dynamic_state_block_pool.bo,
+      .offset = vb_state.offset,
+   };
+
+   return vb_state.map;
+}
+
+static void
+blorp_emit_urb_config(struct blorp_batch *batch, unsigned vs_entry_size)
+{
+   struct anv_device *device = batch->blorp->driver_ctx;
+   struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
+
+   genX(emit_urb_setup)(device, &cmd_buffer->batch,
+                        VK_SHADER_STAGE_VERTEX_BIT |
+                        VK_SHADER_STAGE_FRAGMENT_BIT,
+                        vs_entry_size, 0,
+                        cmd_buffer->state.current_l3_config);
+}
+
+static void
+blorp_emit_3dstate_multisample(struct blorp_batch *batch, unsigned samples)
+{
+   blorp_emit(batch, GENX(3DSTATE_MULTISAMPLE), ms) {
+      ms.NumberofMultisamples       = __builtin_ffs(samples) - 1;
+
+#if GEN_GEN >= 8
+      /* The PRM says that this bit is valid only for DX9:
+       *
+       *    SW can choose to set this bit only for DX9 API. DX10/OGL API's
+       *    should not have any effect by setting or not setting this bit.
+       */
+      ms.PixelPositionOffsetEnable  = false;
+      ms.PixelLocation              = CENTER;
+#else
+      ms.PixelLocation              = PIXLOC_CENTER;
+
+      switch (samples) {
+      case 1:
+         SAMPLE_POS_1X(ms.Sample);
+         break;
+      case 2:
+         SAMPLE_POS_2X(ms.Sample);
+         break;
+      case 4:
+         SAMPLE_POS_4X(ms.Sample);
+         break;
+      case 8:
+         SAMPLE_POS_8X(ms.Sample);
+         break;
+      default:
+         break;
+      }
+#endif
+   }
+}
+
+void genX(blorp_exec)(struct blorp_batch *batch,
+                      const struct blorp_params *params);
+
+void
+genX(blorp_exec)(struct blorp_batch *batch,
+                 const struct blorp_params *params)
+{
+   struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
+
+   if (!cmd_buffer->state.current_l3_config) {
+      const struct gen_l3_config *cfg =
+         gen_get_default_l3_config(&cmd_buffer->device->info);
+      genX(cmd_buffer_config_l3)(cmd_buffer, cfg);
+   }
+
+   genX(cmd_buffer_apply_pipe_flushes)(cmd_buffer);
+
+   if (cmd_buffer->state.current_pipeline != _3D) {
+#if GEN_GEN <= 7
+      /* From "BXML » GT » MI » vol1a GPU Overview » [Instruction]
+       * PIPELINE_SELECT [DevBWR+]":
+       *
+       *   Project: DEVSNB+
+       *
+       *   Software must ensure all the write caches are flushed through a
+       *   stalling PIPE_CONTROL command followed by another PIPE_CONTROL
+       *   command to invalidate read only caches prior to programming
+       *   MI_PIPELINE_SELECT command to change the Pipeline Select Mode.
+       */
+      blorp_emit(batch, GENX(PIPE_CONTROL), pc) {
+         pc.RenderTargetCacheFlushEnable  = true;
+         pc.DepthCacheFlushEnable         = true;
+         pc.DCFlushEnable                 = true;
+         pc.PostSyncOperation             = NoWrite;
+         pc.CommandStreamerStallEnable    = true;
+      }
+
+      blorp_emit(batch, GENX(PIPE_CONTROL), pc) {
+         pc.TextureCacheInvalidationEnable   = true;
+         pc.ConstantCacheInvalidationEnable  = true;
+         pc.StateCacheInvalidationEnable     = true;
+         pc.InstructionCacheInvalidateEnable = true;
+         pc.PostSyncOperation                = NoWrite;
+      }
+#endif
+
+      blorp_emit(batch, GENX(PIPELINE_SELECT), ps) {
+#if GEN_GEN >= 9
+         ps.MaskBits = 3;
+#endif
+         ps.PipelineSelection = _3D;
+      }
+
+      cmd_buffer->state.current_pipeline = _3D;
+   }
+
+   blorp_exec(batch, params);
+
+   /* BLORP sets DRAWING_RECTANGLE but we always want it set to the maximum.
+    * Since we set it once at driver init and never again, we have to set it
+    * back after invoking blorp.
+    *
+    * TODO: BLORP should assume a max drawing rectangle
+    */
+   blorp_emit(batch, GENX(3DSTATE_DRAWING_RECTANGLE), rect) {
+      rect.ClippedDrawingRectangleYMin = 0;
+      rect.ClippedDrawingRectangleXMin = 0;
+      rect.ClippedDrawingRectangleYMax = UINT16_MAX;
+      rect.ClippedDrawingRectangleXMax = UINT16_MAX;
+      rect.DrawingRectangleOriginY = 0;
+      rect.DrawingRectangleOriginX = 0;
+   }
+
+   cmd_buffer->state.vb_dirty = ~0;
+   cmd_buffer->state.dirty = ~0;
+   cmd_buffer->state.push_constants_dirty = ~0;
+}