[PATCH i-g-t 23/32] tests/gem_stress: remove libdrm dependency
Chris Wilson
chris at chris-wilson.co.uk
Wed Sep 16 13:40:51 UTC 2020
From: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>
Use intel_bb / intel_buf to remove libdrm dependency.
Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>
Cc: Dominik Grzegorzek <dominik.grzegorzek at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
tests/i915/gem_stress.c | 244 +++++++++++++++++++++-------------------
1 file changed, 129 insertions(+), 115 deletions(-)
diff --git a/tests/i915/gem_stress.c b/tests/i915/gem_stress.c
index 50245b934..0d513709e 100644
--- a/tests/i915/gem_stress.c
+++ b/tests/i915/gem_stress.c
@@ -62,8 +62,6 @@
#include <drm.h>
-#include "intel_bufmgr.h"
-
IGT_TEST_DESCRIPTION("General gem coherency test.");
#define CMD_POLY_STIPPLE_OFFSET 0x7906
@@ -84,13 +82,13 @@ IGT_TEST_DESCRIPTION("General gem coherency test.");
* first one (to check consistency of the kernel recovery paths)
*/
-drm_intel_bufmgr *bufmgr;
-struct intel_batchbuffer *batch;
+struct buf_ops *bops;
+struct intel_bb *ibb;
int drm_fd;
int devid;
int num_fences;
-drm_intel_bo *busy_bo;
+struct intel_buf busy_bo;
struct option_struct {
unsigned scratch_buf_size;
@@ -136,7 +134,7 @@ struct option_struct options = {
.check_render_cpyfn = 0,
};
-static struct igt_buf buffers[2][MAX_BUFS];
+static struct intel_buf buffers[2][MAX_BUFS];
/* tile i is at logical position tile_permutation[i] */
static unsigned *tile_permutation;
static unsigned num_buffers = 0;
@@ -152,16 +150,16 @@ struct {
unsigned max_failed_reads;
} stats;
-static void tile2xy(struct igt_buf *buf, unsigned tile, unsigned *x, unsigned *y)
+static void tile2xy(struct intel_buf *buf, unsigned tile, unsigned *x, unsigned *y)
{
- igt_assert(tile < buf->num_tiles);
+ igt_assert(tile < options.tiles_per_buf);
*x = (tile*options.tile_size) % (buf->surface[0].stride/sizeof(uint32_t));
*y = ((tile*options.tile_size) / (buf->surface[0].stride/sizeof(uint32_t))) * options.tile_size;
}
-static void emit_blt(drm_intel_bo *src_bo, uint32_t src_tiling, unsigned src_pitch,
+static void emit_blt(struct intel_buf *src, uint32_t src_tiling, unsigned src_pitch,
unsigned src_x, unsigned src_y, unsigned w, unsigned h,
- drm_intel_bo *dst_bo, uint32_t dst_tiling, unsigned dst_pitch,
+ struct intel_buf *dst, uint32_t dst_tiling, unsigned dst_pitch,
unsigned dst_x, unsigned dst_y)
{
uint32_t cmd_bits = 0;
@@ -177,24 +175,26 @@ static void emit_blt(drm_intel_bo *src_bo, uint32_t src_tiling, unsigned src_pit
}
/* copy lower half to upper half */
- BLIT_COPY_BATCH_START(cmd_bits);
- OUT_BATCH((3 << 24) | /* 32 bits */
- (0xcc << 16) | /* copy ROP */
- dst_pitch);
- OUT_BATCH(dst_y << 16 | dst_x);
- OUT_BATCH((dst_y+h) << 16 | (dst_x+w));
- OUT_RELOC_FENCED(dst_bo, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
- OUT_BATCH(src_y << 16 | src_x);
- OUT_BATCH(src_pitch);
- OUT_RELOC_FENCED(src_bo, I915_GEM_DOMAIN_RENDER, 0, 0);
- ADVANCE_BATCH();
-
- if (batch->gen >= 6) {
- BEGIN_BATCH(3, 0);
- OUT_BATCH(XY_SETUP_CLIP_BLT_CMD);
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
+ intel_bb_blit_start(ibb, cmd_bits);
+ intel_bb_out(ibb, (3 << 24) | /* 32 bits */
+ (0xcc << 16) | /* copy ROP */
+ dst_pitch);
+ intel_bb_out(ibb, dst_y << 16 | dst_x);
+ intel_bb_out(ibb, (dst_y+h) << 16 | (dst_x+w));
+ intel_bb_emit_reloc_fenced(ibb, dst->handle,
+ I915_GEM_DOMAIN_RENDER,
+ I915_GEM_DOMAIN_RENDER,
+ 0, dst->addr.offset);
+ intel_bb_out(ibb, src_y << 16 | src_x);
+ intel_bb_out(ibb, src_pitch);
+ intel_bb_emit_reloc_fenced(ibb, src->handle,
+ I915_GEM_DOMAIN_RENDER, 0,
+ 0, src->addr.offset);
+
+ if (ibb->gen >= 6) {
+ intel_bb_out(ibb, XY_SETUP_CLIP_BLT_CMD);
+ intel_bb_out(ibb, 0);
+ intel_bb_out(ibb, 0);
}
}
@@ -207,19 +207,25 @@ static void keep_gpu_busy(void)
tmp = 1 << gpu_busy_load;
igt_assert_lte(tmp, 1024);
- emit_blt(busy_bo, 0, 4096, 0, 0, tmp, 128,
- busy_bo, 0, 4096, 0, 128);
+ emit_blt(&busy_bo, 0, 4096, 0, 0, tmp, 128,
+ &busy_bo, 0, 4096, 0, 128);
}
-static void set_to_cpu_domain(struct igt_buf *buf, int writing)
+static void set_to_cpu_domain(struct intel_buf *buf, int writing)
{
- gem_set_domain(drm_fd, buf->bo->handle, I915_GEM_DOMAIN_CPU,
+ gem_set_domain(drm_fd, buf->handle, I915_GEM_DOMAIN_CPU,
writing ? I915_GEM_DOMAIN_CPU : 0);
}
+static void set_to_gtt_domain(struct intel_buf *buf, int writing)
+{
+ gem_set_domain(drm_fd, buf->handle, I915_GEM_DOMAIN_GTT,
+ writing ? I915_GEM_DOMAIN_GTT : 0);
+}
+
static unsigned int copyfunc_seq = 0;
-static void (*copyfunc)(struct igt_buf *src, unsigned src_x, unsigned src_y,
- struct igt_buf *dst, unsigned dst_x, unsigned dst_y,
+static void (*copyfunc)(struct intel_buf *src, unsigned src_x, unsigned src_y,
+ struct intel_buf *dst, unsigned dst_x, unsigned dst_y,
unsigned logical_tile_no);
/* stride, x, y in units of uint32_t! */
@@ -254,51 +260,53 @@ static void cpucpy2d(uint32_t *src, unsigned src_stride, unsigned src_x, unsigne
stats.num_failed++;
}
-static void cpu_copyfunc(struct igt_buf *src, unsigned src_x, unsigned src_y,
- struct igt_buf *dst, unsigned dst_x, unsigned dst_y,
+static void cpu_copyfunc(struct intel_buf *src, unsigned src_x, unsigned src_y,
+ struct intel_buf *dst, unsigned dst_x, unsigned dst_y,
unsigned logical_tile_no)
{
- igt_assert(batch->ptr == batch->buffer);
+ igt_assert(src->ptr);
+ igt_assert(dst->ptr);
if (options.ducttape)
- drm_intel_bo_wait_rendering(dst->bo);
+ set_to_gtt_domain(dst, 1);
if (options.use_cpu_maps) {
set_to_cpu_domain(src, 0);
set_to_cpu_domain(dst, 1);
}
- cpucpy2d(src->data, src->surface[0].stride/sizeof(uint32_t), src_x,
- src_y,
- dst->data, dst->surface[0].stride/sizeof(uint32_t), dst_x,
- dst_y,
+ cpucpy2d(src->ptr, src->surface[0].stride/sizeof(uint32_t), src_x, src_y,
+ dst->ptr, dst->surface[0].stride/sizeof(uint32_t), dst_x, dst_y,
logical_tile_no);
}
-static void prw_copyfunc(struct igt_buf *src, unsigned src_x, unsigned src_y,
- struct igt_buf *dst, unsigned dst_x, unsigned dst_y,
+static void prw_copyfunc(struct intel_buf *src, unsigned src_x, unsigned src_y,
+ struct intel_buf *dst, unsigned dst_x, unsigned dst_y,
unsigned logical_tile_no)
{
uint32_t tmp_tile[options.tile_size*options.tile_size];
int i;
- igt_assert(batch->ptr == batch->buffer);
+ igt_assert(src->ptr);
+ igt_assert(dst->ptr);
+
+ igt_info("prw\n");
if (options.ducttape)
- drm_intel_bo_wait_rendering(dst->bo);
+ set_to_gtt_domain(dst, 1);
if (src->tiling == I915_TILING_NONE) {
for (i = 0; i < options.tile_size; i++) {
unsigned ofs = src_x*sizeof(uint32_t) + src->surface[0].stride*(src_y + i);
- drm_intel_bo_get_subdata(src->bo, ofs,
- options.tile_size*sizeof(uint32_t),
- tmp_tile + options.tile_size*i);
+ gem_read(drm_fd, src->handle, ofs,
+ tmp_tile + options.tile_size*i,
+ options.tile_size*sizeof(uint32_t));
}
} else {
if (options.use_cpu_maps)
set_to_cpu_domain(src, 0);
- cpucpy2d(src->data, src->surface[0].stride/sizeof(uint32_t),
+ cpucpy2d(src->ptr, src->surface[0].stride/sizeof(uint32_t),
src_x, src_y,
tmp_tile, options.tile_size, 0, 0, logical_tile_no);
}
@@ -306,23 +314,23 @@ static void prw_copyfunc(struct igt_buf *src, unsigned src_x, unsigned src_y,
if (dst->tiling == I915_TILING_NONE) {
for (i = 0; i < options.tile_size; i++) {
unsigned ofs = dst_x*sizeof(uint32_t) + dst->surface[0].stride*(dst_y + i);
- drm_intel_bo_subdata(dst->bo, ofs,
- options.tile_size*sizeof(uint32_t),
- tmp_tile + options.tile_size*i);
+ gem_write(drm_fd, dst->handle, ofs,
+ tmp_tile + options.tile_size*i,
+ options.tile_size*sizeof(uint32_t));
}
} else {
if (options.use_cpu_maps)
set_to_cpu_domain(dst, 1);
cpucpy2d(tmp_tile, options.tile_size, 0, 0,
- dst->data, dst->surface[0].stride/sizeof(uint32_t),
+ dst->ptr, dst->surface[0].stride/sizeof(uint32_t),
dst_x, dst_y,
logical_tile_no);
}
}
-static void blitter_copyfunc(struct igt_buf *src, unsigned src_x, unsigned src_y,
- struct igt_buf *dst, unsigned dst_x, unsigned dst_y,
+static void blitter_copyfunc(struct intel_buf *src, unsigned src_x, unsigned src_y,
+ struct intel_buf *dst, unsigned dst_x, unsigned dst_y,
unsigned logical_tile_no)
{
static unsigned keep_gpu_busy_counter = 0;
@@ -331,9 +339,9 @@ static void blitter_copyfunc(struct igt_buf *src, unsigned src_x, unsigned src_y
if (keep_gpu_busy_counter & 1 && !fence_storm)
keep_gpu_busy();
- emit_blt(src->bo, src->tiling, src->surface[0].stride, src_x, src_y,
+ emit_blt(src, src->tiling, src->surface[0].stride, src_x, src_y,
options.tile_size, options.tile_size,
- dst->bo, dst->tiling, dst->surface[0].stride, dst_x, dst_y);
+ dst, dst->tiling, dst->surface[0].stride, dst_x, dst_y);
if (!(keep_gpu_busy_counter & 1) && !fence_storm)
keep_gpu_busy();
@@ -347,12 +355,12 @@ static void blitter_copyfunc(struct igt_buf *src, unsigned src_x, unsigned src_y
if (fence_storm <= 1) {
fence_storm = 0;
- intel_batchbuffer_flush(batch);
+ intel_bb_flush_blit(ibb);
}
}
-static void render_copyfunc(struct igt_buf *src, unsigned src_x, unsigned src_y,
- struct igt_buf *dst, unsigned dst_x, unsigned dst_y,
+static void render_copyfunc(struct intel_buf *src, unsigned src_x, unsigned src_y,
+ struct intel_buf *dst, unsigned dst_x, unsigned dst_y,
unsigned logical_tile_no)
{
static unsigned keep_gpu_busy_counter = 0;
@@ -367,8 +375,9 @@ static void render_copyfunc(struct igt_buf *src, unsigned src_x, unsigned src_y,
* Flush outstanding blts so that they don't end up on
* the render ring when that's not allowed (gen6+).
*/
- intel_batchbuffer_flush(batch);
- rendercopy(batch, NULL, src, src_x, src_y,
+ intel_bb_flush_blit(ibb);
+
+ rendercopy(ibb, 0, src, src_x, src_y,
options.tile_size, options.tile_size,
dst, dst_x, dst_y);
} else
@@ -379,7 +388,7 @@ static void render_copyfunc(struct igt_buf *src, unsigned src_x, unsigned src_y,
keep_gpu_busy();
keep_gpu_busy_counter++;
- intel_batchbuffer_flush(batch);
+ intel_bb_flush_blit(ibb);
}
static void next_copyfunc(int tile)
@@ -444,7 +453,7 @@ static void fan_out(void)
set_to_cpu_domain(&buffers[current_set][buf_idx], 1);
cpucpy2d(tmp_tile, options.tile_size, 0, 0,
- buffers[current_set][buf_idx].data,
+ buffers[current_set][buf_idx].ptr,
buffers[current_set][buf_idx].surface[0].stride / sizeof(uint32_t),
x, y, i);
}
@@ -468,7 +477,7 @@ static void fan_in_and_check(void)
if (options.use_cpu_maps)
set_to_cpu_domain(&buffers[current_set][buf_idx], 0);
- cpucpy2d(buffers[current_set][buf_idx].data,
+ cpucpy2d(buffers[current_set][buf_idx].ptr,
buffers[current_set][buf_idx].surface[0].stride / sizeof(uint32_t),
x, y,
tmp_tile, options.tile_size, 0, 0,
@@ -476,61 +485,59 @@ static void fan_in_and_check(void)
}
}
-static void sanitize_stride(struct igt_buf *buf)
+static void sanitize_stride(struct intel_buf *buf)
{
- if (igt_buf_height(buf) > options.max_dimension)
+ if (intel_buf_height(buf) > options.max_dimension)
buf->surface[0].stride = buf->surface[0].size / options.max_dimension;
- if (igt_buf_height(buf) < options.tile_size)
+ if (intel_buf_height(buf) < options.tile_size)
buf->surface[0].stride = buf->surface[0].size / options.tile_size;
- if (igt_buf_width(buf) < options.tile_size)
+ if (intel_buf_width(buf) < options.tile_size)
buf->surface[0].stride = options.tile_size * sizeof(uint32_t);
igt_assert(buf->surface[0].stride <= 8192);
- igt_assert(igt_buf_width(buf) <= options.max_dimension);
- igt_assert(igt_buf_height(buf) <= options.max_dimension);
+ igt_assert(intel_buf_width(buf) <= options.max_dimension);
+ igt_assert(intel_buf_height(buf) <= options.max_dimension);
- igt_assert(igt_buf_width(buf) >= options.tile_size);
- igt_assert(igt_buf_height(buf) >= options.tile_size);
+ igt_assert(intel_buf_width(buf) >= options.tile_size);
+ igt_assert(intel_buf_height(buf) >= options.tile_size);
}
-static void init_buffer(struct igt_buf *buf, unsigned size)
+static void init_buffer(struct intel_buf *buf, unsigned size)
{
- memset(buf, 0, sizeof(*buf));
+ uint32_t stride, width, height, bpp;
+
+ stride = 4096;
+ bpp = 32;
+ width = stride / (bpp / 8);
+ height = size / stride;
- buf->bo = drm_intel_bo_alloc(bufmgr, "tiled bo", size, 4096);
- buf->surface[0].size = size;
- igt_assert(buf->bo);
- buf->tiling = I915_TILING_NONE;
- buf->surface[0].stride = 4096;
- buf->bpp = 32;
+ intel_buf_init(bops, buf, width, height, bpp, 0,
+ I915_TILING_NONE, I915_COMPRESSION_NONE);
sanitize_stride(buf);
if (options.no_hw)
- buf->data = malloc(size);
+ buf->ptr = malloc(size);
else {
if (options.use_cpu_maps)
- drm_intel_bo_map(buf->bo, 1);
+ intel_buf_cpu_map(buf, true);
else
- drm_intel_gem_bo_map_gtt(buf->bo);
- buf->data = buf->bo->virtual;
+ intel_buf_device_map(buf, true);
}
-
- buf->num_tiles = options.tiles_per_buf;
}
static void exchange_buf(void *array, unsigned i, unsigned j)
{
- struct igt_buf *buf_arr, tmp;
+ struct intel_buf *buf_arr, tmp;
buf_arr = array;
- memcpy(&tmp, &buf_arr[i], sizeof(struct igt_buf));
- memcpy(&buf_arr[i], &buf_arr[j], sizeof(struct igt_buf));
- memcpy(&buf_arr[j], &tmp, sizeof(struct igt_buf));
+ memcpy(&tmp, &buf_arr[i], sizeof(struct intel_buf));
+ memcpy(&buf_arr[i], &buf_arr[j], sizeof(struct intel_buf));
+ memcpy(&buf_arr[j], &tmp, sizeof(struct intel_buf));
}
@@ -577,7 +584,7 @@ static void init_set(unsigned set)
sanitize_stride(&buffers[set][i]);
- gem_set_tiling(drm_fd, buffers[set][i].bo->handle,
+ gem_set_tiling(drm_fd, buffers[set][i].handle,
buffers[set][i].tiling,
buffers[set][i].surface[0].stride);
@@ -598,8 +605,9 @@ static void copy_tiles(unsigned *permutation)
{
unsigned src_tile, src_buf_idx, src_x, src_y;
unsigned dst_tile, dst_buf_idx, dst_x, dst_y;
- struct igt_buf *src_buf, *dst_buf;
+ struct intel_buf *src_buf, *dst_buf;
int i, idx;
+
for (i = 0; i < num_total_tiles; i++) {
/* tile_permutation is independent of current_permutation, so
* abuse it to randomize the order of the src bos */
@@ -620,10 +628,10 @@ static void copy_tiles(unsigned *permutation)
igt_info("copying tile %i from %i (%i, %i) to %i (%i, %i)", i, tile_permutation[i], src_buf_idx, src_tile, permutation[idx], dst_buf_idx, dst_tile);
if (options.no_hw) {
- cpucpy2d(src_buf->data,
+ cpucpy2d(src_buf->ptr,
src_buf->surface[0].stride / sizeof(uint32_t),
src_x, src_y,
- dst_buf->data,
+ dst_buf->ptr,
dst_buf->surface[0].stride / sizeof(uint32_t),
dst_x, dst_y,
i);
@@ -635,7 +643,7 @@ static void copy_tiles(unsigned *permutation)
}
}
- intel_batchbuffer_flush(batch);
+ intel_bb_flush_blit(ibb);
}
static void sanitize_tiles_per_buf(void)
@@ -757,6 +765,7 @@ static void init(void)
{
int i;
unsigned tmp;
+ uint32_t stride, width, height, bpp;
if (options.num_buffers == 0) {
tmp = gem_aperture_size(drm_fd);
@@ -767,22 +776,25 @@ static void init(void)
} else
num_buffers = options.num_buffers;
- bufmgr = drm_intel_bufmgr_gem_init(drm_fd, 4096);
- drm_intel_bufmgr_gem_enable_reuse(bufmgr);
- drm_intel_bufmgr_gem_enable_fenced_relocs(bufmgr);
num_fences = gem_available_fences(drm_fd);
igt_assert_lt(4, num_fences);
- batch = intel_batchbuffer_alloc(bufmgr, devid);
- busy_bo = drm_intel_bo_alloc(bufmgr, "tiled bo", BUSY_BUF_SIZE, 4096);
- if (options.forced_tiling >= 0)
- gem_set_tiling(drm_fd, busy_bo->handle, options.forced_tiling, 4096);
+ bops = buf_ops_create(drm_fd);
+ ibb = intel_bb_create(drm_fd, 4096);
+
+ stride = 4096;
+ bpp = 32;
+ width = stride / (bpp / 8);
+ height = BUSY_BUF_SIZE / stride;
+ intel_buf_init(bops, &busy_bo,
+ width, height, bpp, 0, options.forced_tiling,
+ I915_COMPRESSION_NONE);
for (i = 0; i < num_buffers; i++) {
init_buffer(&buffers[0][i], options.scratch_buf_size);
init_buffer(&buffers[1][i], options.scratch_buf_size);
- num_total_tiles += buffers[0][i].num_tiles;
+ num_total_tiles += options.tiles_per_buf;
}
current_set = 0;
@@ -792,7 +804,7 @@ static void init(void)
static void check_render_copyfunc(void)
{
- struct igt_buf src, dst;
+ struct intel_buf src, dst;
uint32_t *ptr;
int i, j, pass;
@@ -803,17 +815,18 @@ static void check_render_copyfunc(void)
init_buffer(&dst, options.scratch_buf_size);
for (pass = 0; pass < 16; pass++) {
- int sx = random() % (igt_buf_width(&src)-options.tile_size);
- int sy = random() % (igt_buf_height(&src)-options.tile_size);
- int dx = random() % (igt_buf_width(&dst)-options.tile_size);
- int dy = random() % (igt_buf_height(&dst)-options.tile_size);
+ int sx = random() % (intel_buf_width(&src)-options.tile_size);
+ int sy = random() % (intel_buf_height(&src)-options.tile_size);
+ int dx = random() % (intel_buf_width(&dst)-options.tile_size);
+ int dy = random() % (intel_buf_height(&dst)-options.tile_size);
if (options.use_cpu_maps)
set_to_cpu_domain(&src, 1);
- memset(src.data, 0xff, options.scratch_buf_size);
+ memset(src.ptr, 0xff, options.scratch_buf_size);
for (j = 0; j < options.tile_size; j++) {
- ptr = (uint32_t*)((char *)src.data + sx*4 + (sy+j) * src.surface[0].stride);
+ ptr = (uint32_t*)((char *)src.ptr + sx*4 +
+ (sy+j) * src.surface[0].stride);
for (i = 0; i < options.tile_size; i++)
ptr[i] = j * options.tile_size + i;
}
@@ -824,7 +837,8 @@ static void check_render_copyfunc(void)
set_to_cpu_domain(&dst, 0);
for (j = 0; j < options.tile_size; j++) {
- ptr = (uint32_t*)((char *)dst.data + dx*4 + (dy+j) * dst.surface[0].stride);
+ ptr = (uint32_t*)((char *)dst.ptr + dx*4 +
+ (dy+j) * dst.surface[0].stride);
for (i = 0; i < options.tile_size; i++)
if (ptr[i] != j * options.tile_size + i) {
igt_info("render copyfunc mismatch at (%d, %d): found %d, expected %d\n", i, j, ptr[i], j * options.tile_size + i);
@@ -909,8 +923,8 @@ igt_simple_main_args("ds:g:c:t:rbuxmo:fp:",
igt_info("num failed tiles %u, max incoherent bytes %zd\n", stats.num_failed, stats.max_failed_reads * sizeof(uint32_t));
- intel_batchbuffer_free(batch);
- drm_intel_bufmgr_destroy(bufmgr);
+ intel_bb_destroy(ibb);
+ buf_ops_destroy(bops);
close(drm_fd);
--
2.28.0
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