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/*
* 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"
/* 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 "common/gen_sample_positions.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;
VkResult result =
anv_reloc_list_add(&cmd_buffer->surface_relocs, &cmd_buffer->pool->alloc,
ss_offset, address.buffer, address.offset + delta);
if (result != VK_SUCCESS)
anv_batch_set_error(&cmd_buffer->batch, result);
}
static void *
blorp_alloc_dynamic_state(struct blorp_batch *batch,
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;
VkResult result =
anv_cmd_buffer_alloc_blorp_binding_table(cmd_buffer, num_entries,
&state_offset, &bt_state);
if (result != VK_SUCCESS)
return;
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;
}
anv_state_flush(cmd_buffer->device, bt_state);
}
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;
/* From the Skylake PRM, 3DSTATE_VERTEX_BUFFERS:
*
* "The VF cache needs to be invalidated before binding and then using
* Vertex Buffers that overlap with any previously bound Vertex Buffer
* (at a 64B granularity) since the last invalidation. A VF cache
* invalidate is performed by setting the "VF Cache Invalidation Enable"
* bit in PIPE_CONTROL."
*
* This restriction first appears in the Skylake PRM but the internal docs
* also list it as being an issue on Broadwell. In order to avoid this
* problem, we align all vertex buffer allocations to 64 bytes.
*/
struct anv_state vb_state =
anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, size, 64);
*addr = (struct blorp_address) {
.buffer = &cmd_buffer->device->dynamic_state_pool.block_pool.bo,
.offset = vb_state.offset,
};
return vb_state.map;
}
#if GEN_GEN >= 8
static struct blorp_address
blorp_get_workaround_page(struct blorp_batch *batch)
{
struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
return (struct blorp_address) {
.buffer = &cmd_buffer->device->workaround_bo,
};
}
#endif
static void
blorp_flush_range(struct blorp_batch *batch, void *start, size_t size)
{
struct anv_device *device = batch->blorp->driver_ctx;
if (!device->info.has_llc)
anv_flush_range(start, size);
}
static void
blorp_emit_urb_config(struct blorp_batch *batch,
unsigned vs_entry_size, unsigned sf_entry_size)
{
struct anv_device *device = batch->blorp->driver_ctx;
struct anv_cmd_buffer *cmd_buffer = batch->driver_batch;
assert(sf_entry_size == 0);
const unsigned entry_size[4] = { vs_entry_size, 1, 1, 1 };
genX(emit_urb_setup)(device, &cmd_buffer->batch,
cmd_buffer->state.current_l3_config,
VK_SHADER_STAGE_VERTEX_BIT |
VK_SHADER_STAGE_FRAGMENT_BIT,
entry_size);
}
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);
genX(flush_pipeline_select_3d)(cmd_buffer);
genX(cmd_buffer_emit_gen7_depth_flush)(cmd_buffer);
/* BLORP doesn't do anything fancy with depth such as discards, so we want
* the PMA fix off. Also, off is always the safe option.
*/
genX(cmd_buffer_enable_pma_fix)(cmd_buffer, false);
/* Disable VF statistics */
blorp_emit(batch, GENX(3DSTATE_VF_STATISTICS), vf) {
vf.StatisticsEnable = false;
}
blorp_exec(batch, params);
cmd_buffer->state.vb_dirty = ~0;
cmd_buffer->state.dirty = ~0;
cmd_buffer->state.push_constants_dirty = ~0;
}
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