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/*
* Copyright © 2015 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.
*
* Authors:
* Zhenyu Wang <zhenyuw@linux.intel.com>
* Dominik Zeromski <dominik.zeromski@intel.com>
*/
#include <intel_bufmgr.h>
#include <i915_drm.h>
#include "intel_reg.h"
#include "drmtest.h"
#include "gpgpu_fill.h"
#include "gpu_cmds.h"
/* shaders/gpgpu/gpgpu_fill.gxa */
static const uint32_t gen7_gpgpu_kernel[][4] = {
{ 0x00400001, 0x20200231, 0x00000020, 0x00000000 },
{ 0x00000041, 0x20400c21, 0x00000004, 0x00000010 },
{ 0x00000001, 0x20440021, 0x00000018, 0x00000000 },
{ 0x00600001, 0x20800021, 0x008d0000, 0x00000000 },
{ 0x00200001, 0x20800021, 0x00450040, 0x00000000 },
{ 0x00000001, 0x20880061, 0x00000000, 0x0000000f },
{ 0x00800001, 0x20a00021, 0x00000020, 0x00000000 },
{ 0x05800031, 0x24001ca8, 0x00000080, 0x060a8000 },
{ 0x00600001, 0x2e000021, 0x008d0000, 0x00000000 },
{ 0x07800031, 0x20001ca8, 0x00000e00, 0x82000010 },
};
static const uint32_t gen8_gpgpu_kernel[][4] = {
{ 0x00400001, 0x20202288, 0x00000020, 0x00000000 },
{ 0x00000041, 0x20400208, 0x06000004, 0x00000010 },
{ 0x00000001, 0x20440208, 0x00000018, 0x00000000 },
{ 0x00600001, 0x20800208, 0x008d0000, 0x00000000 },
{ 0x00200001, 0x20800208, 0x00450040, 0x00000000 },
{ 0x00000001, 0x20880608, 0x00000000, 0x0000000f },
{ 0x00800001, 0x20a00208, 0x00000020, 0x00000000 },
{ 0x0c800031, 0x24000a40, 0x0e000080, 0x060a8000 },
{ 0x00600001, 0x2e000208, 0x008d0000, 0x00000000 },
{ 0x07800031, 0x20000a40, 0x0e000e00, 0x82000010 },
};
static const uint32_t gen9_gpgpu_kernel[][4] = {
{ 0x00400001, 0x20202288, 0x00000020, 0x00000000 },
{ 0x00000041, 0x20400208, 0x06000004, 0x00000010 },
{ 0x00000001, 0x20440208, 0x00000018, 0x00000000 },
{ 0x00600001, 0x20800208, 0x008d0000, 0x00000000 },
{ 0x00200001, 0x20800208, 0x00450040, 0x00000000 },
{ 0x00000001, 0x20880608, 0x00000000, 0x0000000f },
{ 0x00800001, 0x20a00208, 0x00000020, 0x00000000 },
{ 0x0c800031, 0x24000a40, 0x06000080, 0x060a8000 },
{ 0x00600001, 0x2e000208, 0x008d0000, 0x00000000 },
{ 0x07800031, 0x20000a40, 0x06000e00, 0x82000010 },
};
/*
* This sets up the gpgpu pipeline,
*
* +---------------+ <---- 4096
* | ^ |
* | | |
* | various |
* | state |
* | | |
* |_______|_______| <---- 2048 + ?
* | ^ |
* | | |
* | batch |
* | commands |
* | | |
* | | |
* +---------------+ <---- 0 + ?
*
*/
#define BATCH_STATE_SPLIT 2048
/* VFE STATE params */
#define THREADS 1
#define GEN7_GPGPU_URB_ENTRIES 0
#define GEN8_GPGPU_URB_ENTRIES 1
#define GPGPU_URB_SIZE 0
#define GPGPU_CURBE_SIZE 1
#define GEN7_VFE_STATE_GPGPU_MODE 1
void
gen7_gpgpu_fillfunc(struct intel_batchbuffer *batch,
struct igt_buf *dst,
unsigned int x, unsigned int y,
unsigned int width, unsigned int height,
uint8_t color)
{
uint32_t curbe_buffer, interface_descriptor;
uint32_t batch_end;
intel_batchbuffer_flush(batch);
/* setup states */
batch->ptr = &batch->buffer[BATCH_STATE_SPLIT];
/*
* const buffer needs to fill for every thread, but as we have just 1
* thread per every group, so need only one curbe data.
* For each thread, just use thread group ID for buffer offset.
*/
curbe_buffer = gen7_fill_curbe_buffer_data(batch, color);
interface_descriptor = gen7_fill_interface_descriptor(batch, dst,
gen7_gpgpu_kernel, sizeof(gen7_gpgpu_kernel));
igt_assert(batch->ptr < &batch->buffer[4095]);
batch->ptr = batch->buffer;
/* GPGPU pipeline */
OUT_BATCH(GEN7_PIPELINE_SELECT | PIPELINE_SELECT_GPGPU);
gen7_emit_state_base_address(batch);
gen7_emit_vfe_state(batch, THREADS, GEN7_GPGPU_URB_ENTRIES,
GPGPU_URB_SIZE, GPGPU_CURBE_SIZE,
GEN7_VFE_STATE_GPGPU_MODE);
gen7_emit_curbe_load(batch, curbe_buffer);
gen7_emit_interface_descriptor_load(batch, interface_descriptor);
gen7_emit_gpgpu_walk(batch, x, y, width, height);
OUT_BATCH(MI_BATCH_BUFFER_END);
batch_end = intel_batchbuffer_align(batch, 8);
igt_assert(batch_end < BATCH_STATE_SPLIT);
gen7_render_flush(batch, batch_end);
intel_batchbuffer_reset(batch);
}
void
gen8_gpgpu_fillfunc(struct intel_batchbuffer *batch,
struct igt_buf *dst,
unsigned int x, unsigned int y,
unsigned int width, unsigned int height,
uint8_t color)
{
uint32_t curbe_buffer, interface_descriptor;
uint32_t batch_end;
intel_batchbuffer_flush(batch);
/* setup states */
batch->ptr = &batch->buffer[BATCH_STATE_SPLIT];
/*
* const buffer needs to fill for every thread, but as we have just 1
* thread per every group, so need only one curbe data.
* For each thread, just use thread group ID for buffer offset.
*/
curbe_buffer = gen7_fill_curbe_buffer_data(batch, color);
interface_descriptor = gen8_fill_interface_descriptor(batch, dst,
gen8_gpgpu_kernel, sizeof(gen8_gpgpu_kernel));
igt_assert(batch->ptr < &batch->buffer[4095]);
batch->ptr = batch->buffer;
/* GPGPU pipeline */
OUT_BATCH(GEN7_PIPELINE_SELECT | PIPELINE_SELECT_GPGPU);
gen8_emit_state_base_address(batch);
gen8_emit_vfe_state(batch, THREADS, GEN8_GPGPU_URB_ENTRIES,
GPGPU_URB_SIZE, GPGPU_CURBE_SIZE);
gen7_emit_curbe_load(batch, curbe_buffer);
gen7_emit_interface_descriptor_load(batch, interface_descriptor);
gen8_emit_gpgpu_walk(batch, x, y, width, height);
OUT_BATCH(MI_BATCH_BUFFER_END);
batch_end = intel_batchbuffer_align(batch, 8);
igt_assert(batch_end < BATCH_STATE_SPLIT);
gen7_render_flush(batch, batch_end);
intel_batchbuffer_reset(batch);
}
static void
__gen9_gpgpu_fillfunc(struct intel_batchbuffer *batch,
struct igt_buf *dst,
unsigned int x, unsigned int y,
unsigned int width, unsigned int height,
uint8_t color, const uint32_t kernel[][4],
size_t kernel_size)
{
uint32_t curbe_buffer, interface_descriptor;
uint32_t batch_end;
intel_batchbuffer_flush(batch);
/* setup states */
batch->ptr = &batch->buffer[BATCH_STATE_SPLIT];
/*
* const buffer needs to fill for every thread, but as we have just 1
* thread per every group, so need only one curbe data.
* For each thread, just use thread group ID for buffer offset.
*/
curbe_buffer = gen7_fill_curbe_buffer_data(batch, color);
interface_descriptor = gen8_fill_interface_descriptor(batch, dst,
kernel, kernel_size);
igt_assert(batch->ptr < &batch->buffer[4095]);
batch->ptr = batch->buffer;
/* GPGPU pipeline */
OUT_BATCH(GEN7_PIPELINE_SELECT | GEN9_PIPELINE_SELECTION_MASK |
PIPELINE_SELECT_GPGPU);
gen9_emit_state_base_address(batch);
gen8_emit_vfe_state(batch, THREADS, GEN8_GPGPU_URB_ENTRIES,
GPGPU_URB_SIZE, GPGPU_CURBE_SIZE);
gen7_emit_curbe_load(batch, curbe_buffer);
gen7_emit_interface_descriptor_load(batch, interface_descriptor);
gen8_emit_gpgpu_walk(batch, x, y, width, height);
OUT_BATCH(MI_BATCH_BUFFER_END);
batch_end = intel_batchbuffer_align(batch, 8);
igt_assert(batch_end < BATCH_STATE_SPLIT);
gen7_render_flush(batch, batch_end);
intel_batchbuffer_reset(batch);
}
void gen9_gpgpu_fillfunc(struct intel_batchbuffer *batch,
struct igt_buf *dst,
unsigned int x, unsigned int y,
unsigned int width, unsigned int height,
uint8_t color)
{
__gen9_gpgpu_fillfunc(batch, dst, x, y, width, height, color,
gen9_gpgpu_kernel, sizeof(gen9_gpgpu_kernel));
}
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