[igt-dev] [PATCH i-g-t 3/3] tests/i915/gem_lmem_swapping: ccs subtests
Ramalingam C
ramalingam.c at intel.com
Mon Feb 28 19:51:30 UTC 2022
Subtests for covering the compressed object's eviction are added.
Signed-off-by: Chris Wilson <chris.p.wilson at intel.com>
Signed-off-by: Ayaz A Siddiqui <ayaz.siddiqui at intel.com>
Signed-off-by: Ramalingam C <ramalingam.c at intel.com>
---
tests/i915/gem_lmem_swapping.c | 217 ++++++++++++++++++++++++++++++++-
1 file changed, 212 insertions(+), 5 deletions(-)
diff --git a/tests/i915/gem_lmem_swapping.c b/tests/i915/gem_lmem_swapping.c
index 39f9e1f536dd..220f6713a377 100644
--- a/tests/i915/gem_lmem_swapping.c
+++ b/tests/i915/gem_lmem_swapping.c
@@ -22,6 +22,7 @@
#include <sys/time.h>
#include <sys/wait.h>
#include "drm.h"
+#include "i915/i915_blt.h"
IGT_TEST_DESCRIPTION("Exercise local memory swapping.");
@@ -30,6 +31,7 @@ IGT_TEST_DESCRIPTION("Exercise local memory swapping.");
#define PAGE_SIZE (1ULL << 12)
#define SZ_64K (16 * PAGE_SIZE)
+#define DG2_MOCS (2 << 1)
static const char *readable_unit(uint64_t size)
{
@@ -60,6 +62,7 @@ struct params {
#define TEST_RANDOM (1 << 3)
#define TEST_ENGINES (1 << 4)
#define TEST_MULTI (1 << 5)
+#define TEST_CCS (1 << 6)
unsigned int flags;
unsigned int seed;
bool oom_test;
@@ -69,8 +72,56 @@ struct object {
uint64_t size;
uint32_t seed;
uint32_t handle;
+ struct blt_copy_object *blt_obj;
};
+static void set_object(struct blt_copy_object *obj,
+ uint32_t handle, uint64_t size, uint32_t region,
+ uint8_t mocs, enum blt_tiling tiling,
+ enum blt_compression compression,
+ enum blt_compression_type compression_type)
+{
+ obj->handle = handle;
+ obj->size = size;
+ obj->region = region;
+ obj->mocs = mocs;
+ obj->tiling = tiling;
+ obj->compression = compression;
+ obj->compression_type = compression_type;
+}
+
+static void set_geom(struct blt_copy_object *obj, uint32_t pitch,
+ int16_t x1, int16_t y1, int16_t x2, int16_t y2,
+ uint16_t x_offset, uint16_t y_offset)
+{
+ obj->pitch = pitch;
+ obj->x1 = x1;
+ obj->y1 = y1;
+ obj->x2 = x2;
+ obj->y2 = y2;
+ obj->x_offset = x_offset;
+ obj->y_offset = y_offset;
+}
+
+static void set_batch(struct blt_copy_batch *batch,
+ uint32_t handle, uint64_t size, uint32_t region)
+{
+ batch->handle = handle;
+ batch->size = size;
+ batch->region = region;
+}
+
+static void set_object_ext(struct blt_block_copy_object_ext *obj,
+ uint8_t compression_format,
+ uint16_t surface_width, uint16_t surface_height,
+ enum blt_surface_type surface_type)
+{
+ obj->compression_format = compression_format;
+ obj->surface_width = surface_width;
+ obj->surface_height = surface_height;
+ obj->surface_type = surface_type;
+}
+
static uint32_t create_bo(int i915,
uint64_t size,
struct drm_i915_gem_memory_class_instance *region,
@@ -105,6 +156,51 @@ init_object(int i915, struct object *obj, unsigned long seed, unsigned int flags
munmap(buf, obj->size);
}
+#define BATCH_SIZE 4096
+static void
+init_object_ccs(int i915, struct object *obj, struct blt_copy_object *tmp,
+ struct blt_copy_object *cmd, unsigned long seed,
+ unsigned int flags, const intel_ctx_t *ctx, uint32_t region)
+{
+ uint64_t ahnd = intel_allocator_open_full(i915, ctx->id, 0, 0,
+ INTEL_ALLOCATOR_SIMPLE,
+ ALLOC_STRATEGY_LOW_TO_HIGH, 0);
+ struct blt_block_copy_data_ext ext = {}, *pext = &ext;
+ const struct intel_execution_engine2 *e;
+ struct blt_copy_data blt = {};
+ unsigned long *buf, j;
+
+ obj->seed = seed;
+
+ for_each_ctx_engine(i915, ctx, e) {
+ igt_assert_f(gem_engine_can_block_copy(i915, e),
+ "Ctx dont have Blt engine");
+ break;
+ }
+
+ buf = gem_mmap__device_coherent(i915, tmp->handle, 0, obj->size, PROT_WRITE);
+ gem_set_domain(i915, tmp->handle, I915_GEM_DOMAIN_WC, I915_GEM_DOMAIN_WC);
+
+ for (j = 0; j < obj->size / sizeof(*buf); j++)
+ buf[j] = seed++;
+ munmap(buf, obj->size);
+
+ memset(&blt, 0, sizeof(blt));
+ blt.color_depth = CD_32bit;
+
+ memcpy(&blt.src, tmp, sizeof(blt.src));
+ memcpy(&blt.dst, obj->blt_obj, sizeof(blt.dst));
+
+ set_object_ext(&ext.src, 0, tmp->x2, tmp->y2, SURFACE_TYPE_2D);
+ set_object_ext(&ext.dst, 0, obj->blt_obj->x2, obj->blt_obj->y2,
+ SURFACE_TYPE_2D);
+
+ set_batch(&blt.bb, cmd->handle, BATCH_SIZE, region);
+ blt_block_copy(i915, ctx, e, ahnd, &blt, pext);
+
+ put_ahnd(ahnd);
+}
+
static void
verify_object(int i915, const struct object *obj, unsigned int flags)
{
@@ -125,6 +221,56 @@ verify_object(int i915, const struct object *obj, unsigned int flags)
munmap(buf, obj->size);
}
+static void
+verify_object_ccs(int i915, const struct object *obj,
+ struct blt_copy_object *tmp,
+ struct blt_copy_object *cmd, unsigned int flags,
+ const intel_ctx_t *ctx, uint32_t region)
+{
+ uint64_t ahnd = intel_allocator_open_full(i915, ctx->id, 0, 0,
+ INTEL_ALLOCATOR_SIMPLE,
+ ALLOC_STRATEGY_LOW_TO_HIGH, 0);
+ struct blt_block_copy_data_ext ext = {}, *pext = &ext;
+ const struct intel_execution_engine2 *e;
+ struct blt_copy_data blt = {};
+ unsigned long j, val, *buf;
+
+ for_each_ctx_engine(i915, ctx, e) {
+ igt_assert_f(gem_engine_can_block_copy(i915, e),
+ "ctx dont have Blt engine");
+ break;
+ }
+
+ memset(&blt, 0, sizeof(blt));
+ blt.color_depth = CD_32bit;
+
+ memcpy(&blt.src, obj->blt_obj, sizeof(blt.src));
+ memcpy(&blt.dst, tmp, sizeof(blt.dst));
+
+ set_object_ext(&ext.src, 0, obj->blt_obj->x2, obj->blt_obj->y2,
+ SURFACE_TYPE_2D);
+ set_object_ext(&ext.dst, 0, tmp->x2, tmp->y2, SURFACE_TYPE_2D);
+ set_batch(&blt.bb, cmd->handle, BATCH_SIZE, region);
+
+ blt_block_copy(i915, ctx, e, ahnd, &blt, pext);
+ put_ahnd(ahnd);
+
+ buf = gem_mmap__device_coherent(i915, tmp->handle, 0,
+ obj->size, PROT_READ);
+ gem_set_domain(i915, tmp->handle, I915_GEM_DOMAIN_WC, 0);
+
+ for (j = 0; j < obj->size / PAGE_SIZE; j++) {
+ unsigned long x = (j * PAGE_SIZE + rand() % PAGE_SIZE) / sizeof(*buf);
+
+ val = obj->seed + x;
+ igt_assert_f(buf[x] == val,
+ "Object mismatch at offset %lu - found %lx, expected %lx, difference:%lx!\n",
+ x * sizeof(*buf), buf[x], val, buf[x] ^ val);
+ }
+
+ munmap(buf, obj->size);
+}
+
static void move_to_lmem(int i915,
struct object *list,
unsigned int num,
@@ -160,22 +306,36 @@ static void __do_evict(int i915,
struct params *params,
unsigned int seed)
{
+ uint32_t region_id = INTEL_MEMORY_REGION_ID(region->memory_class,
+ region->memory_instance);
const unsigned int max_swap_in = params->count / 100 + 1;
const uint32_t bbe = MI_BATCH_BUFFER_END;
struct object *objects, *obj, *list;
- uint32_t batch;
+ const uint32_t bpp = 32;
+ uint32_t batch, width, height, stride;
+ const intel_ctx_t *blt_ctx;
+ struct blt_copy_object *tmp, *cmd;
unsigned int engine = 0;
unsigned int i, l;
uint64_t size;
struct timespec t = {};
unsigned int num;
+ width = PAGE_SIZE / (bpp / 8);
+ height = params->size.max / (bpp / 8) / width;
+ stride = width * 4;
+
+ tmp = calloc(1, sizeof(*tmp));
+ cmd = calloc(1, sizeof(*cmd));
+
__gem_context_set_persistence(i915, 0, false);
size = 4096;
batch = create_bo(i915, size, region, params->oom_test);
-
gem_write(i915, batch, 0, &bbe, sizeof(bbe));
+ if (params->flags & TEST_CCS)
+ blt_ctx = intel_ctx_create_for_engine(i915, I915_ENGINE_CLASS_COPY, 0);
+
objects = calloc(params->count, sizeof(*objects));
igt_assert(objects);
@@ -185,6 +345,18 @@ static void __do_evict(int i915,
srand(seed);
/* Create the initial working set of objects. */
+ if (params->flags & TEST_CCS) {
+ tmp->handle = gem_create_in_memory_regions(i915, params->size.max,
+ INTEL_MEMORY_REGION_ID(I915_SYSTEM_MEMORY, 0));
+ set_object(tmp, tmp->handle, params->size.max,
+ INTEL_MEMORY_REGION_ID(I915_SYSTEM_MEMORY, 0), DG2_MOCS,
+ T_LINEAR, COMPRESSION_DISABLED, COMPRESSION_TYPE_3D);
+ set_geom(tmp, stride, 0, 0, width, height, 0, 0);
+ cmd->handle = gem_create_in_memory_regions(i915, BATCH_SIZE, region_id);
+ set_object(cmd, cmd->handle, BATCH_SIZE, region_id, DG2_MOCS,
+ T_LINEAR, COMPRESSION_DISABLED, COMPRESSION_TYPE_3D);
+ }
+
size = 0;
for (i = 0, obj = objects; i < params->count; i++, obj++) {
if (params->flags & TEST_RANDOM)
@@ -201,11 +373,24 @@ static void __do_evict(int i915,
}
obj->handle = create_bo(i915, obj->size, region, params->oom_test);
- if (params->flags & TEST_VERIFY)
+ if (params->flags & TEST_CCS) {
+ width = PAGE_SIZE / (bpp / 8);
+ height = obj->size / (bpp / 8) / width;
+ stride = width * 4;
+
+ obj->blt_obj = calloc(1, sizeof(*obj->blt_obj));
+ set_object(obj->blt_obj, obj->handle, obj->size, region_id,
+ DG2_MOCS, T_LINEAR, COMPRESSION_ENABLED,
+ COMPRESSION_TYPE_3D);
+ set_geom(obj->blt_obj, stride, 0, 0, width, height, 0, 0);
+ init_object_ccs(i915, obj, tmp, cmd, rand(),
+ params->flags, blt_ctx, region_id);
+ } else if (params->flags & TEST_VERIFY) {
init_object(i915, obj, rand(), params->flags);
- else
+ } else {
move_to_lmem(i915, objects + i, 1, batch, engine,
params->oom_test);
+ }
}
igt_debug("obj size min/max=%lu %s/%lu %s, count=%u, seed: %u\n",
@@ -232,7 +417,16 @@ static void __do_evict(int i915,
if (params->flags & TEST_ENGINES)
engine = (engine + 1) % __num_engines__;
- if (params->flags & TEST_VERIFY) {
+ if (params->flags & TEST_CCS) {
+ for (i = 0; i < num; i++)
+ verify_object_ccs(i915, &list[i], tmp,
+ cmd, params->flags, blt_ctx,
+ region_id);
+ /* Update random object - may swap it back in. */
+ i = rand() % params->count;
+ init_object_ccs(i915, &objects[i], tmp, cmd, rand(),
+ params->flags, blt_ctx, region_id);
+ } else if (params->flags & TEST_VERIFY) {
for (i = 0; i < num; i++)
verify_object(i915, &list[i], params->flags);
@@ -247,6 +441,11 @@ static void __do_evict(int i915,
free(list);
free(objects);
+ if (params->flags & TEST_CCS) {
+ gem_close(i915, cmd->handle);
+ gem_close(i915, tmp->handle);
+ gem_context_destroy(i915, blt_ctx->id);
+ }
gem_close(i915, batch);
}
@@ -349,6 +548,9 @@ static void test_evict(int i915,
const unsigned int nproc = sysconf(_SC_NPROCESSORS_ONLN) + 1;
struct params params;
+ if (flags & TEST_CCS)
+ igt_require(IS_DG2(intel_get_drm_devid(i915)));
+
fill_params(i915, ¶ms, region, flags, nproc, false);
if (flags & TEST_PARALLEL) {
@@ -512,6 +714,11 @@ igt_main_args("", long_options, help_str, opt_handler, NULL)
{ "parallel-random-engines", TEST_PARALLEL | TEST_RANDOM | TEST_ENGINES },
{ "parallel-random-verify", TEST_PARALLEL | TEST_RANDOM | TEST_VERIFY },
{ "parallel-multi", TEST_PARALLEL | TEST_RANDOM | TEST_VERIFY | TEST_ENGINES | TEST_MULTI },
+ { "verify-ccs", TEST_CCS },
+ { "verify-random-ccs", TEST_CCS | TEST_RANDOM },
+ { "heavy-verify-random-ccs", TEST_CCS | TEST_RANDOM | TEST_HEAVY },
+ { "heavy-verify-multi-ccs", TEST_CCS | TEST_RANDOM | TEST_HEAVY | TEST_ENGINES | TEST_MULTI },
+ { "parallel-random-verify-ccs", TEST_PARALLEL | TEST_RANDOM | TEST_CCS },
{ }
};
int i915 = -1;
--
2.20.1
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