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// SPDX-License-Identifier: MIT
/*
* Copyright © 2025 Intel Corporation
*/
/**
* TEST: Basic tests for exec functionality with multi-queue feature
* Category: Hardware building block
* Mega feature: General Core features
* Sub-category: CMD submission
* Functionality: multi-queue
*/
#include "igt.h"
#include "xe_drm.h"
#include "igt_core.h"
#include "lib/igt_syncobj.h"
#include "xe/xe_ioctl.h"
#include "xe/xe_query.h"
#include "xe/xe_spin.h"
#define XE_EXEC_QUEUE_PRIORITY_LOW 0
#define XE_EXEC_QUEUE_PRIORITY_NORMAL 1
#define XE_EXEC_QUEUE_PRIORITY_HIGH 2
#define XE_EXEC_QUEUE_NUM_PRIORITIES 3
#define XE_EXEC_QUEUE_PRIORITY_N (XE_EXEC_QUEUE_NUM_PRIORITIES * 2 + 1)
#define MAX_N_EXEC_QUEUES 64
#define USERPTR (0x1 << 0)
#define PRIORITY (0x1 << 1)
#define CLOSE_FD (0x1 << 2)
#define PREEMPT_MODE (0x1 << 3)
#define DYN_PRIORITY (0x1 << 4)
#define INVALIDATE (0x1 << 5)
#define FAULT_MODE (0x1 << 6)
#define SMEM (0x1 << 7)
#define WAIT_MODE (0x1 << 8)
#define KEEP_ACTIVE (0x1 << 9)
#define MAX_INSTANCE 9
#define XE_MULTI_GROUP_VALID_FLAGS (DRM_XE_MULTI_GROUP_CREATE | \
DRM_XE_MULTI_GROUP_KEEP_ACTIVE)
#define BASE_ADDRESS 0x1a0000
/* Number of queues in exec sanity tests */
#define NUM_QUEUES 2
static void
__test_sanity(int fd, int gt, int class, bool preempt_mode)
{
uint32_t exec_queues[MAX_N_EXEC_QUEUES];
struct drm_xe_ext_set_property multi_queue = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_GROUP,
.value = DRM_XE_MULTI_GROUP_CREATE,
};
struct drm_xe_ext_set_property mq_priority = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY,
};
struct drm_xe_ext_set_property priority = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_PRIORITY,
.value = XE_EXEC_QUEUE_PRIORITY_NORMAL,
};
struct drm_xe_engine_class_instance vm_bind_eci = {
.engine_class = DRM_XE_ENGINE_CLASS_VM_BIND,
};
uint64_t invalid_flag = 0, ext = to_user_pointer(&multi_queue);
struct drm_xe_engine_class_instance eci[MAX_INSTANCE];
struct drm_xe_engine_class_instance *hwe;
uint32_t vm, vm2, val;
int i, n = 0;
xe_for_each_engine(fd, hwe) {
if (hwe->engine_class != class || hwe->gt_id != gt)
continue;
eci[n++] = *hwe;
}
if (!n)
return;
vm = xe_vm_create(fd, preempt_mode ? DRM_XE_VM_CREATE_FLAG_LR_MODE |
DRM_XE_VM_CREATE_FLAG_FAULT_MODE : 0, 0);
/* Invalid flags */
while (!invalid_flag)
invalid_flag = (1ull << (rand() % 63)) & ~XE_MULTI_GROUP_VALID_FLAGS;
multi_queue.value |= invalid_flag;
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -EINVAL);
multi_queue.value = DRM_XE_MULTI_GROUP_CREATE;
/* Queues can't be a vm_bind queues */
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, &vm_bind_eci, ext, &val), -EINVAL);
exec_queues[0] = xe_exec_queue_create(fd, vm, eci, 0);
multi_queue.value = exec_queues[0];
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, &vm_bind_eci, ext, &val), -EINVAL);
xe_exec_queue_destroy(fd, exec_queues[0]);
exec_queues[0] = xe_bind_exec_queue_create(fd, vm, 0);
multi_queue.value = exec_queues[0];
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -EINVAL);
xe_exec_queue_destroy(fd, exec_queues[0]);
/* Q0 can't be a regular queue */
exec_queues[0] = xe_exec_queue_create(fd, vm, eci, 0);
multi_queue.value = exec_queues[0];
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -EINVAL);
xe_exec_queue_destroy(fd, exec_queues[0]);
/* Multi-Queue can't be a parallel queue */
multi_queue.value = DRM_XE_MULTI_GROUP_CREATE;
if (n > 1)
igt_assert_eq(__xe_exec_queue_create(fd, vm, 2, 1, eci, ext, &val), -EINVAL);
/* Specifying multiple MULTI_GROUP property is invalid */
multi_queue.base.next_extension = to_user_pointer(&multi_queue);
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -EINVAL);
/* KEEP_ACTIVE not supported in preempt mode without fault_mode */
if (preempt_mode) {
vm2 = xe_vm_create(fd, DRM_XE_VM_CREATE_FLAG_LR_MODE, 0);
multi_queue.value |= DRM_XE_MULTI_GROUP_KEEP_ACTIVE;
igt_assert_eq(__xe_exec_queue_create(fd, vm2, 1, 1, eci, ext, &val), -EINVAL);
multi_queue.value &= ~DRM_XE_MULTI_GROUP_KEEP_ACTIVE;
xe_vm_destroy(fd, vm2);
}
/* Setting other queue properties are valid for Q0 */
multi_queue.base.next_extension = to_user_pointer(&priority);
exec_queues[0] = xe_exec_queue_create(fd, vm, eci, ext);
xe_exec_queue_destroy(fd, exec_queues[0]);
/* Adding queues to group after primary is destroyed is invalid */
multi_queue.base.next_extension = 0;
exec_queues[0] = xe_exec_queue_create(fd, vm, eci, ext);
xe_exec_queue_destroy(fd, exec_queues[0]);
multi_queue.value = exec_queues[0];
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -ENOENT);
multi_queue.value = DRM_XE_MULTI_GROUP_CREATE;
exec_queues[0] = xe_exec_queue_create(fd, vm, eci, ext);
/* Upper 32 bits must be 0 while adding secondary queues */
multi_queue.value = exec_queues[0] | (1ull << (32 + (rand() % 32)));
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -EINVAL);
/* Invalid Q0 */
multi_queue.value = exec_queues[0] + 1;
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -ENOENT);
/* Queues in a queue group must share the same address space (vm) */
multi_queue.value = exec_queues[0];
vm2 = xe_vm_create(fd, preempt_mode ? DRM_XE_VM_CREATE_FLAG_LR_MODE : 0, 0);
igt_assert_eq(__xe_exec_queue_create(fd, vm2, 1, 1, eci, ext, &val), -EINVAL);
xe_vm_destroy(fd, vm2);
/* Secondary queues must map to same engine instances as primary queue */
if (n > 1)
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, n, eci, ext, &val), -EINVAL);
/* Setting properties (other than MULTI_QUEUE_PRIORITY) is invalid for secondary queues */
multi_queue.base.next_extension = to_user_pointer(&priority);
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -EINVAL);
multi_queue.base.next_extension = 0;
for (i = 1; i < MAX_N_EXEC_QUEUES; i++)
exec_queues[i] = xe_exec_queue_create(fd, vm, eci, ext);
/* Queue group limit check */
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -EINVAL);
/* Secondary queues can't be replaced once successfully created */
xe_exec_queue_destroy(fd, exec_queues[1]);
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -EINVAL);
/* Primary queue can be destroyed before all secondary queues are destroyed */
xe_exec_queue_destroy(fd, exec_queues[0]);
for (i = 2; i < MAX_N_EXEC_QUEUES; i++)
xe_exec_queue_destroy(fd, exec_queues[i]);
/* Validate with multiple num_placements */
if (n > 1) {
multi_queue.value = DRM_XE_MULTI_GROUP_CREATE;
multi_queue.base.next_extension = 0;
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, n, eci, ext, &exec_queues[0]), 0);
multi_queue.value = exec_queues[0];
for (i = 1; i < MAX_N_EXEC_QUEUES; i++)
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, n, eci, ext, &exec_queues[i]), 0);
for (i = 0; i < MAX_N_EXEC_QUEUES; i++)
xe_exec_queue_destroy(fd, exec_queues[i]);
}
/* MQ priority is not valid for regular queues */
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci,
to_user_pointer(&mq_priority), &val), -EINVAL);
/* MQ priority validation */
multi_queue.value = DRM_XE_MULTI_GROUP_CREATE;
multi_queue.base.next_extension = to_user_pointer(&mq_priority);
mq_priority.value = XE_EXEC_QUEUE_NUM_PRIORITIES;
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, 1, eci, ext, &val), -EINVAL);
mq_priority.value = XE_EXEC_QUEUE_PRIORITY_HIGH;
exec_queues[0] = xe_exec_queue_create(fd, vm, eci, ext);
multi_queue.value = exec_queues[0];
exec_queues[1] = xe_exec_queue_create(fd, vm, eci, ext);
xe_exec_queue_destroy(fd, exec_queues[1]);
xe_exec_queue_destroy(fd, exec_queues[0]);
igt_fork(child, 1) {
igt_drop_root();
/* Tests MULTI_QUEUE_PRIORITY property by dropping root permissions */
multi_queue.value = DRM_XE_MULTI_GROUP_CREATE;
mq_priority.value = XE_EXEC_QUEUE_PRIORITY_HIGH;
exec_queues[0] = xe_exec_queue_create(fd, vm, eci, ext);
multi_queue.value = exec_queues[0];
exec_queues[1] = xe_exec_queue_create(fd, vm, eci, ext);
xe_exec_queue_destroy(fd, exec_queues[1]);
xe_exec_queue_destroy(fd, exec_queues[0]);
}
igt_waitchildren();
xe_vm_destroy(fd, vm);
/* Validate closing FD while keeping group active */
fd = drm_open_driver(DRIVER_XE);
vm = xe_vm_create(fd, preempt_mode ? DRM_XE_VM_CREATE_FLAG_LR_MODE |
DRM_XE_VM_CREATE_FLAG_FAULT_MODE : 0, 0);
multi_queue.value = DRM_XE_MULTI_GROUP_CREATE | DRM_XE_MULTI_GROUP_KEEP_ACTIVE;
multi_queue.base.next_extension = 0;
exec_queues[0] = xe_exec_queue_create(fd, vm, eci, ext);
multi_queue.value = exec_queues[0];
for (i = 1; i < MAX_N_EXEC_QUEUES; i++)
exec_queues[i] = xe_exec_queue_create(fd, vm, eci, ext);
drm_close_driver(fd);
}
/**
* SUBTEST: sanity
* Description: Run sanity test
* Test category: functionality test
*/
static void
test_sanity(int fd, int gt, int class)
{
__test_sanity(fd, gt, class, false);
__test_sanity(fd, gt, class, true);
}
static void
__test_exec_sanity(int fd, struct drm_xe_engine_class_instance *eci, unsigned int flags)
{
#define USER_FENCE_VALUE 0xdeadbeefdeadbeefull
struct drm_xe_sync sync = { };
struct drm_xe_exec exec = {
.num_batch_buffer = 1,
.num_syncs = 1,
.syncs = to_user_pointer(&sync),
};
uint64_t vm_sync = 0, addr[NUM_QUEUES];
uint32_t vm, exec_queues[NUM_QUEUES], bo[NUM_QUEUES];
int64_t fence_timeout = NSEC_PER_SEC;
struct xe_spin *spin[NUM_QUEUES];
size_t bo_size;
struct drm_xe_ext_set_property multi_queue = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_GROUP,
.value = DRM_XE_MULTI_GROUP_CREATE,
};
uint64_t ext = to_user_pointer(&multi_queue);
bool preempt_mode = flags & PREEMPT_MODE;
bool keep_active = flags & KEEP_ACTIVE;
int i;
sync.flags = DRM_XE_SYNC_FLAG_SIGNAL;
if (preempt_mode) {
sync.type = DRM_XE_SYNC_TYPE_USER_FENCE;
sync.timeline_value = USER_FENCE_VALUE;
} else {
sync.type = DRM_XE_SYNC_TYPE_SYNCOBJ;
sync.handle = syncobj_create(fd, 0);
}
vm = xe_vm_create(fd, preempt_mode ? DRM_XE_VM_CREATE_FLAG_LR_MODE |
DRM_XE_VM_CREATE_FLAG_FAULT_MODE : 0, 0);
bo_size = xe_bb_size(fd, sizeof(struct xe_spin));
if (keep_active)
multi_queue.value |= DRM_XE_MULTI_GROUP_KEEP_ACTIVE;
for (i = 0; i < NUM_QUEUES; i++) {
bo[i] = xe_bo_create(fd, vm, bo_size, vram_if_possible(fd, eci[0].gt_id),
DRM_XE_GEM_CREATE_FLAG_NEEDS_VISIBLE_VRAM);
spin[i] = xe_bo_map(fd, bo[i], bo_size);
exec_queues[i] = xe_exec_queue_create(fd, vm, eci, ext);
if (i == 0)
multi_queue.value = exec_queues[i];
addr[i] = BASE_ADDRESS + i * bo_size;
}
if (preempt_mode)
sync.addr = to_user_pointer(&vm_sync);
for (i = 0; i < NUM_QUEUES; i++) {
xe_vm_bind_async(fd, vm, 0, bo[i], 0, addr[i], bo_size, &sync, 1);
if (preempt_mode) {
xe_wait_ufence(fd, &vm_sync, USER_FENCE_VALUE, 0, fence_timeout);
vm_sync = 0;
} else {
igt_assert(syncobj_wait(fd, &sync.handle, 1, INT64_MAX, 0, NULL));
syncobj_reset(fd, &sync.handle, 1);
}
}
/* Validate job submission on secondary queue before primary queue */
for (i = NUM_QUEUES - 1; i >= 0; i--) {
xe_spin_init_opts(spin[i], .addr = addr[i]);
if (preempt_mode)
sync.addr = addr[i] + (char *)&spin[i]->exec_sync - (char *)spin[i];
exec.exec_queue_id = exec_queues[i];
exec.address = addr[i];
xe_exec(fd, &exec);
xe_spin_wait_started(spin[i]);
xe_spin_end(spin[i]);
if (preempt_mode) {
xe_wait_ufence(fd, &spin[i]->exec_sync, USER_FENCE_VALUE, exec_queues[i], fence_timeout);
} else {
igt_assert(syncobj_wait(fd, &sync.handle, 1, INT64_MAX, 0, NULL));
syncobj_reset(fd, &sync.handle, 1);
}
}
/* Destroy primary queue */
xe_exec_queue_destroy(fd, exec_queues[0]);
/* Validate submission on secondary queues after destroying the primary */
xe_spin_init_opts(spin[1], .addr = addr[1]);
if (preempt_mode)
sync.addr = addr[1] + (char *)&spin[1]->exec_sync - (char *)spin[1];
exec.exec_queue_id = exec_queues[1];
exec.address = addr[1];
if (keep_active) {
xe_exec(fd, &exec);
xe_spin_wait_started(spin[1]);
xe_spin_end(spin[1]);
if (preempt_mode) {
xe_wait_ufence(fd, &spin[1]->exec_sync, USER_FENCE_VALUE, exec_queues[1], fence_timeout);
} else {
igt_assert(syncobj_wait(fd, &sync.handle, 1, INT64_MAX, 0, NULL));
syncobj_reset(fd, &sync.handle, 1);
}
} else {
igt_assert_eq(__xe_exec(fd, &exec), -ECANCELED);
}
if (preempt_mode)
sync.addr = to_user_pointer(&vm_sync);
for (i = 0; i < NUM_QUEUES; i++) {
xe_vm_unbind_async(fd, vm, 0, 0, addr[i], bo_size, &sync, 1);
if (preempt_mode) {
xe_wait_ufence(fd, &vm_sync, USER_FENCE_VALUE, 0, fence_timeout);
vm_sync = 0;
} else {
igt_assert(syncobj_wait(fd, &sync.handle, 1, INT64_MAX, 0, NULL));
syncobj_reset(fd, &sync.handle, 1);
}
}
/* Destroy secondary queue */
xe_exec_queue_destroy(fd, exec_queues[1]);
for (i = 0; i < NUM_QUEUES; i++) {
munmap(spin[i], bo_size);
gem_close(fd, bo[i]);
}
if (!preempt_mode)
syncobj_destroy(fd, sync.handle);
xe_vm_destroy(fd, vm);
}
/**
* SUBTEST: exec-sanity
* Description: Run exec submission sanity tests
* Test category: functionality test
*/
static void
test_exec_sanity(int fd, struct drm_xe_engine_class_instance *eci)
{
__test_exec_sanity(fd, eci, 0);
__test_exec_sanity(fd, eci, PREEMPT_MODE);
__test_exec_sanity(fd, eci, KEEP_ACTIVE);
__test_exec_sanity(fd, eci, PREEMPT_MODE | KEEP_ACTIVE);
}
static void
__test_priority(int fd, struct drm_xe_engine_class_instance *eci,
unsigned int flags)
{
#define USER_FENCE_VALUE 0xdeadbeefdeadbeefull
struct drm_xe_sync sync = {
.type = DRM_XE_SYNC_TYPE_USER_FENCE,
.flags = DRM_XE_SYNC_FLAG_SIGNAL,
.timeline_value = USER_FENCE_VALUE,
};
struct drm_xe_exec exec = {
.num_batch_buffer = 1,
.num_syncs = 1,
.syncs = to_user_pointer(&sync),
};
uint64_t vm_sync = 0, addr = BASE_ADDRESS;
uint32_t exec_queues[XE_EXEC_QUEUE_PRIORITY_N];
struct xe_spin *spin[XE_EXEC_QUEUE_PRIORITY_N];
uint32_t vm, num_queues, num_queue_priorities, bo = 0;
uint32_t start_order[XE_EXEC_QUEUE_PRIORITY_N] = { 0 };
int64_t fence_timeout = NSEC_PER_SEC;
size_t bo_size;
/*
* Q1 - Q6 are used for the priority test.
* Q Priority = id % 3
* QID Q1 Q2 Q3 Q4 Q5 Q6
* Priority 1 2 0 1 2 0
* The HW treats priority 1 and 0 the same, so it should
* pick Q with priority: Q2, Q5, Q1, Q3, Q4, Q6.
*/
int expect_order[] = {0,2,5,1,3,4,6};
uint32_t already_in_order = 0; // bitmask to record Q started info
struct drm_xe_ext_set_property multi_queue = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_GROUP,
.value = DRM_XE_MULTI_GROUP_CREATE,
};
uint64_t ext = to_user_pointer(&multi_queue);
int i, j, sleep_duration = 1;
void *bo_map;
num_queue_priorities = XE_EXEC_QUEUE_NUM_PRIORITIES;
num_queues = num_queue_priorities * 2 + 1;
igt_assert(num_queues <= XE_EXEC_QUEUE_PRIORITY_N);
igt_assert(num_queues <= sizeof(uint32_t) * 8);
igt_debug("%s flags 0x%x eci %d:%d:%d\n", __func__, flags, eci[0].gt_id,
eci[0].engine_class, eci[0].engine_instance);
vm = xe_vm_create(fd, DRM_XE_VM_CREATE_FLAG_LR_MODE, 0);
bo_size = xe_bb_size(fd, sizeof(*spin[0]) * num_queues);
bo = xe_bo_create(fd, vm, bo_size, vram_if_possible(fd, eci[0].gt_id),
DRM_XE_GEM_CREATE_FLAG_NEEDS_VISIBLE_VRAM);
bo_map = xe_bo_map(fd, bo, bo_size);
for (i = 0; i < num_queues; i++)
spin[i] = bo_map + i * sizeof(*spin[0]);
/* Use the default priority for Q0 because we are explicitly waiting for it below */
exec_queues[0] = xe_exec_queue_create(fd, vm, eci, ext);
multi_queue.value = exec_queues[0];
if (flags & DYN_PRIORITY) {
for (i = 1; i < num_queues; i++)
exec_queues[i] = xe_exec_queue_create(fd, vm, eci, ext);
} else {
struct drm_xe_ext_set_property mq_priority = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY,
};
multi_queue.base.next_extension = to_user_pointer(&mq_priority);
/* Create secondary queues with increasing order of priority */
for (i = 1; i < num_queues; i++) {
mq_priority.value = i % num_queue_priorities;
exec_queues[i] = xe_exec_queue_create(fd, vm, eci, ext);
}
}
sync.addr = to_user_pointer(&vm_sync);
xe_vm_bind_async(fd, vm, 0, bo, 0, addr, bo_size, &sync, 1);
xe_wait_ufence(fd, &vm_sync, USER_FENCE_VALUE, 0, fence_timeout);
vm_sync = 0;
for (i = 0; i < num_queues; i++) {
uint64_t spin_addr = addr + i * sizeof(struct xe_spin);
xe_spin_init_opts(spin[i], .addr = spin_addr, .multi_queue_switch = true);
sync.addr = spin_addr + (char *)&spin[i]->exec_sync - (char *)spin[i];
exec.exec_queue_id = exec_queues[i];
exec.address = spin_addr;
xe_exec(fd, &exec);
/* Wait for job on Q0 to start, other queues block behind Q0 */
if (!i)
xe_spin_wait_started(spin[i]);
}
sleep(sleep_duration);
/*
* Expect the job on other queue to not get scheduled while the spinner
* on q0 is not waiting on preempt condition.
*/
for (i = 1; i < num_queues; i++)
igt_assert(!xe_spin_started(spin[i]));
if (flags & DYN_PRIORITY) {
/* Assign increasing order of priority for secondary queues */
for (i = 1; i < num_queues; i++)
xe_exec_queue_set_property(fd, exec_queues[i],
DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY,
i % num_queue_priorities);
/* Wait for priorities to take effect */
sleep(sleep_duration);
}
/*
* Trigger a queue switch by making the spinner on q0 to wait on preempt
* condition, allowing job on q1 to get scheduled and finish. When we end
* the spin[0], it triggers the CFEG to perform a queue priority arbitration
* rather than a full context switch out. Consequently, in both semaphore
* (WAIT_MODE) and non-semaphore scenarios, a priority check will occur.
*/
if (flags & WAIT_MODE)
xe_spin_preempt_wait(spin[0]);
else
xe_spin_end(spin[0]);
/* Wait for jobs to get scheduled */
i = 1;
while (i < num_queues) {
for (j = 1; j < num_queues; j++) {
if (xe_spin_started(spin[j]) && ((already_in_order & (1 << j)) == 0)) {
start_order[i] = j;
xe_spin_end(spin[j]);
xe_wait_ufence(fd, &spin[j]->exec_sync, USER_FENCE_VALUE,
exec_queues[j], fence_timeout);
already_in_order |= (1 << j);
i++;
}
}
}
/* While ending spinner on q0, bring it out of preempt wait */
if (flags & WAIT_MODE) {
xe_spin_end(spin[0]);
xe_spin_preempt_nowait(spin[0]);
}
xe_wait_ufence(fd, &spin[0]->exec_sync, USER_FENCE_VALUE, exec_queues[0], fence_timeout);
igt_debug("Order\t Actual\t Expect\n");
for (i = 1, j = 0; i < num_queues; i++) {
igt_debug(" %d\t Q%d(%d)\t Q%d(%d)\n",i, start_order[i], start_order[i] % num_queue_priorities,
expect_order[i], expect_order[i] % num_queue_priorities);
/* The priority 0, 1 are the same, so we can skip the comparison */
if (expect_order[i] % num_queue_priorities < XE_EXEC_QUEUE_PRIORITY_HIGH &&
start_order[i] % num_queue_priorities < XE_EXEC_QUEUE_PRIORITY_HIGH)
continue;
if (start_order[i] % num_queue_priorities != expect_order[i] % num_queue_priorities)
j++;
}
/* There should be no out of order execution */
igt_assert(j == 0);
sync.addr = to_user_pointer(&vm_sync);
xe_vm_unbind_async(fd, vm, 0, 0, addr, bo_size, &sync, 1);
xe_wait_ufence(fd, &vm_sync, USER_FENCE_VALUE, 0, fence_timeout);
for (i = 0; i < num_queues; i++)
xe_exec_queue_destroy(fd, exec_queues[i]);
munmap(bo_map, bo_size);
gem_close(fd, bo);
xe_vm_destroy(fd, vm);
}
/**
* SUBTEST: priority
* Description: Validate queue priority setting
* Test category: functionality test
*/
static void
test_priority(int fd, struct drm_xe_engine_class_instance *eci)
{
__test_priority(fd, eci, 0);
__test_priority(fd, eci, WAIT_MODE);
__test_priority(fd, eci, DYN_PRIORITY);
__test_priority(fd, eci, DYN_PRIORITY | WAIT_MODE);
}
static void
test_preempt_mode(int fd, struct drm_xe_engine_class_instance *eci, int num_placement,
int n_exec_queues, int n_execs, unsigned int flags)
{
#define USER_FENCE_VALUE 0xdeadbeefdeadbeefull
struct drm_xe_sync sync = {
.type = DRM_XE_SYNC_TYPE_USER_FENCE,
.flags = DRM_XE_SYNC_FLAG_SIGNAL,
.timeline_value = USER_FENCE_VALUE,
};
struct drm_xe_exec exec = {
.num_batch_buffer = 1,
.num_syncs = 1,
.syncs = to_user_pointer(&sync),
};
uint32_t vm;
uint64_t addr = BASE_ADDRESS;
uint32_t exec_queues[MAX_N_EXEC_QUEUES];
int64_t fence_timeout = NSEC_PER_SEC;
uint64_t vm_sync = 0;
size_t bo_size;
uint32_t bo = 0;
struct {
uint32_t batch[16];
uint64_t pad;
uint64_t exec_sync;
uint32_t data;
} *data;
int i, b;
if (flags & CLOSE_FD)
fd = drm_open_driver(DRIVER_XE);
igt_assert(n_exec_queues <= MAX_N_EXEC_QUEUES);
if (flags & FAULT_MODE)
vm = xe_vm_create(fd, DRM_XE_VM_CREATE_FLAG_LR_MODE |
DRM_XE_VM_CREATE_FLAG_FAULT_MODE, 0);
else
vm = xe_vm_create(fd, DRM_XE_VM_CREATE_FLAG_LR_MODE, 0);
bo_size = xe_bb_size(fd, sizeof(*data) * n_execs);
if (flags & USERPTR) {
#define MAP_ADDRESS 0x00007fadeadbe000
if (flags & INVALIDATE) {
data = mmap((void *)MAP_ADDRESS, bo_size, PROT_READ |
PROT_WRITE, MAP_SHARED | MAP_FIXED |
MAP_ANONYMOUS, -1, 0);
igt_assert(data != MAP_FAILED);
} else {
data = aligned_alloc(xe_get_default_alignment(fd), bo_size);
igt_assert(data);
}
memset(data, 0, bo_size);
} else {
if (flags & SMEM)
bo = xe_bo_create(fd, vm, bo_size, system_memory(fd), 0);
else
bo = xe_bo_create(fd, vm, bo_size, vram_if_possible(fd, eci[0].gt_id),
DRM_XE_GEM_CREATE_FLAG_NEEDS_VISIBLE_VRAM);
data = xe_bo_map(fd, bo, bo_size);
}
for (i = 0; i < n_exec_queues; i++) {
struct drm_xe_ext_set_property multi_queue = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_GROUP,
};
struct drm_xe_ext_set_property mq_priority = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY,
};
uint64_t ext = to_user_pointer(&multi_queue);
if (flags & PRIORITY) {
multi_queue.base.next_extension = to_user_pointer(&mq_priority);
mq_priority.value = XE_EXEC_QUEUE_PRIORITY_NORMAL + (rand() % 2);
}
multi_queue.value = i ? exec_queues[0] : DRM_XE_MULTI_GROUP_CREATE;
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, num_placement, eci,
ext, &exec_queues[i]), 0);
};
sync.addr = to_user_pointer(&vm_sync);
if (bo)
xe_vm_bind_async(fd, vm, 0, bo, 0, addr, bo_size, &sync, 1);
else
xe_vm_bind_userptr_async(fd, vm, 0, to_user_pointer(data),
addr, bo_size, &sync, 1);
xe_wait_ufence(fd, &vm_sync, USER_FENCE_VALUE, 0, fence_timeout);
vm_sync = 0;
for (i = 0; i < n_execs; i++) {
uint64_t batch_offset = (char *)&data[i].batch - (char *)data;
uint64_t batch_addr = addr + batch_offset;
uint64_t sdi_offset = (char *)&data[i].data - (char *)data;
uint64_t sdi_addr = addr + sdi_offset;
int e = i % n_exec_queues;
b = 0;
data[i].batch[b++] = MI_STORE_DWORD_IMM_GEN4;
data[i].batch[b++] = sdi_addr;
data[i].batch[b++] = sdi_addr >> 32;
data[i].batch[b++] = 0xc0ffee;
data[i].batch[b++] = MI_BATCH_BUFFER_END;
igt_assert(b <= ARRAY_SIZE(data[i].batch));
sync.addr = addr + (char *)&data[i].exec_sync - (char *)data;
exec.exec_queue_id = exec_queues[e];
exec.address = batch_addr;
if (flags & DYN_PRIORITY)
xe_exec_queue_set_property(fd, exec_queues[e],
DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY,
XE_EXEC_QUEUE_PRIORITY_NORMAL + (rand() % 2));
xe_exec(fd, &exec);
if (flags & INVALIDATE) {
/*
* Wait for exec completion and check data as userptr will
* likely change to different physical memory on next mmap
* call triggering an invalidate.
*/
xe_wait_ufence(fd, &data[i].exec_sync,
USER_FENCE_VALUE, exec_queues[e],
fence_timeout);
igt_assert_eq(data[i].data, 0xc0ffee);
if (i) {
data = mmap((void *)MAP_ADDRESS, bo_size, PROT_READ |
PROT_WRITE, MAP_SHARED | MAP_FIXED |
MAP_ANONYMOUS, -1, 0);
igt_assert(data != MAP_FAILED);
}
}
}
if (!(flags & INVALIDATE))
for (i = 0; i < n_execs; i++)
xe_wait_ufence(fd, &data[i].exec_sync, USER_FENCE_VALUE,
exec_queues[i % n_exec_queues], fence_timeout);
sync.addr = to_user_pointer(&vm_sync);
xe_vm_unbind_async(fd, vm, 0, 0, addr, bo_size, &sync, 1);
xe_wait_ufence(fd, &vm_sync, USER_FENCE_VALUE, 0, fence_timeout);
if (!(flags & INVALIDATE))
for (i = 0; i < n_execs; i++)
igt_assert_eq(data[i].data, 0xc0ffee);
if (!(flags & CLOSE_FD))
for (i = 0; i < n_exec_queues; i++)
xe_exec_queue_destroy(fd, exec_queues[i]);
if (bo) {
munmap(data, bo_size);
gem_close(fd, bo);
} else if (!(flags & INVALIDATE)) {
free(data);
}
if (!(flags & CLOSE_FD))
xe_vm_destroy(fd, vm);
else
drm_close_driver(fd);
}
static void
test_legacy_mode(int fd, struct drm_xe_engine_class_instance *eci, int num_placement,
int n_exec_queues, int n_execs, unsigned int flags)
{
struct drm_xe_sync sync[2] = {
{ .flags = DRM_XE_SYNC_TYPE_SYNCOBJ | DRM_XE_SYNC_FLAG_SIGNAL, },
{ .flags = DRM_XE_SYNC_TYPE_SYNCOBJ | DRM_XE_SYNC_FLAG_SIGNAL, },
};
struct drm_xe_exec exec = {
.num_batch_buffer = 1,
.num_syncs = 2,
.syncs = to_user_pointer(sync),
};
uint32_t vm;
uint64_t addr = BASE_ADDRESS;
uint32_t exec_queues[MAX_N_EXEC_QUEUES];
uint32_t syncobjs[MAX_N_EXEC_QUEUES];
uint32_t bind_syncobj;
size_t bo_size;
uint32_t bo = 0;
struct {
uint32_t batch[16];
uint64_t pad;
uint32_t data;
} *data;
int i, b;
if (flags & CLOSE_FD)
fd = drm_open_driver(DRIVER_XE);
igt_assert(n_exec_queues <= MAX_N_EXEC_QUEUES);
vm = xe_vm_create(fd, 0, 0);
bo_size = xe_bb_size(fd, sizeof(*data) * n_execs);
if (flags & USERPTR) {
#define MAP_ADDRESS 0x00007fadeadbe000
if (flags & INVALIDATE) {
data = mmap((void *)MAP_ADDRESS, bo_size, PROT_READ |
PROT_WRITE, MAP_SHARED | MAP_FIXED |
MAP_ANONYMOUS, -1, 0);
igt_assert(data != MAP_FAILED);
} else {
data = aligned_alloc(xe_get_default_alignment(fd), bo_size);
igt_assert(data);
}
memset(data, 0, bo_size);
} else {
if (flags & SMEM)
bo = xe_bo_create(fd, vm, bo_size, system_memory(fd), 0);
else
bo = xe_bo_create(fd, vm, bo_size, vram_if_possible(fd, eci[0].gt_id),
DRM_XE_GEM_CREATE_FLAG_NEEDS_VISIBLE_VRAM);
data = xe_bo_map(fd, bo, bo_size);
}
for (i = 0; i < n_exec_queues; i++) {
struct drm_xe_ext_set_property multi_queue = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_GROUP,
};
struct drm_xe_ext_set_property mq_priority = {
.base.name = DRM_XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
.property = DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY,
};
uint64_t ext = to_user_pointer(&multi_queue);
if (flags & PRIORITY) {
multi_queue.base.next_extension = to_user_pointer(&mq_priority);
mq_priority.value = XE_EXEC_QUEUE_PRIORITY_NORMAL + (rand() % 2);
}
multi_queue.value = i ? exec_queues[0] : DRM_XE_MULTI_GROUP_CREATE;
igt_assert_eq(__xe_exec_queue_create(fd, vm, 1, num_placement, eci,
ext, &exec_queues[i]), 0);
syncobjs[i] = syncobj_create(fd, 0);
};
bind_syncobj = syncobj_create(fd, 0);
sync[0].handle = bind_syncobj;
if (bo)
xe_vm_bind_async(fd, vm, 0, bo, 0, addr, bo_size, sync, 1);
else
xe_vm_bind_userptr_async(fd, vm, 0, to_user_pointer(data),
addr, bo_size, sync, 1);
for (i = 0; i < n_execs; i++) {
uint64_t batch_offset = (char *)&data[i].batch - (char *)data;
uint64_t batch_addr = addr + batch_offset;
uint64_t sdi_offset = (char *)&data[i].data - (char *)data;
uint64_t sdi_addr = addr + sdi_offset;
int e = i % n_exec_queues;
b = 0;
data[i].batch[b++] = MI_STORE_DWORD_IMM_GEN4;
data[i].batch[b++] = sdi_addr;
data[i].batch[b++] = sdi_addr >> 32;
data[i].batch[b++] = 0xc0ffee;
data[i].batch[b++] = MI_BATCH_BUFFER_END;
igt_assert(b <= ARRAY_SIZE(data[i].batch));
sync[0].flags &= ~DRM_XE_SYNC_FLAG_SIGNAL;
sync[0].handle = bind_syncobj;
sync[1].flags |= DRM_XE_SYNC_FLAG_SIGNAL;
sync[1].handle = syncobjs[e];
exec.exec_queue_id = exec_queues[e];
exec.address = batch_addr;
if (e != i)
syncobj_reset(fd, &syncobjs[e], 1);
if (flags & DYN_PRIORITY)
xe_exec_queue_set_property(fd, exec_queues[e],
DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY,
XE_EXEC_QUEUE_PRIORITY_NORMAL + (rand() % 2));
xe_exec(fd, &exec);
if (flags & INVALIDATE) {
/*
* Wait for exec completion and check data as userptr will
* likely change to different physical memory on next mmap
* call triggering an invalidate.
*/
igt_assert(syncobj_wait(fd, &syncobjs[e], 1,
INT64_MAX, 0, NULL));
igt_assert_eq(data[i].data, 0xc0ffee);
if (i) {
data = mmap((void *)MAP_ADDRESS, bo_size, PROT_READ |
PROT_WRITE, MAP_SHARED | MAP_FIXED |
MAP_ANONYMOUS, -1, 0);
igt_assert(data != MAP_FAILED);
}
}
}
if (!(flags & INVALIDATE))
for (i = 0; i < n_exec_queues && i < n_execs; i++)
igt_assert(syncobj_wait(fd, &syncobjs[i], 1, INT64_MAX, 0, NULL));
igt_assert(syncobj_wait(fd, &bind_syncobj, 1, INT64_MAX, 0, NULL));
sync[0].flags |= DRM_XE_SYNC_FLAG_SIGNAL;
syncobj_reset(fd, &sync[0].handle, 1);
xe_vm_unbind_async(fd, vm, 0, 0, addr, bo_size, sync, 1);
igt_assert(syncobj_wait(fd, &sync[0].handle, 1, INT64_MAX, 0, NULL));
if (!(flags & INVALIDATE))
for (i = 0; i < n_execs; i++)
igt_assert_eq(data[i].data, 0xc0ffee);
for (i = 0; i < n_exec_queues; i++) {
syncobj_destroy(fd, syncobjs[i]);
if (!(flags & CLOSE_FD))
xe_exec_queue_destroy(fd, exec_queues[i]);
}
if (bo) {
munmap(data, bo_size);
gem_close(fd, bo);
} else if (!(flags & INVALIDATE)) {
free(data);
}
syncobj_destroy(fd, bind_syncobj);
if (!(flags & CLOSE_FD))
xe_vm_destroy(fd, vm);
else
drm_close_driver(fd);
}
/**
* SUBTEST: one-queue-%s
* Description: Run %arg[1] test with one exec queue
* Test category: functionality test
*
* SUBTEST: two-queues-%s
* Description: Run %arg[1] test with two exec queues
* Test category: functionality test
*
* SUBTEST: many-queues-%s
* Description: Run %arg[1] test with many exec queues
* Test category: stress test
*
* SUBTEST: max-queues-%s
* Description: Run %arg[1] test with max exec queues
* Test category: stress test
*
* SUBTEST: many-execs-%s
* Description: Run %arg[1] test with many exec submissions per exec queue
* Test category: functionality test
*
* SUBTEST: few-execs-%s
* Description: Run %arg[1] test with exec submissions only on few exec queues
* Test category: functionality test
*
* arg[1]:
*
* @basic: basic
* @basic-smem: basic smem
* @userptr: userptr
* @userptr-invalidate: userptr invalidate
* @priority: priority
* @close-fd: close fd without destroying exec queues
* @dyn-priority: dynamic priority
* @preempt-mode-basic: preempt-mode basic
* @priority-smem: priority smem
* @close-fd-smem: close fd without destroying exec queues smem
* @dyn-priority-smem: dynamic priority smem
* @preempt-mode-basic-smem: preempt-mode basic smem
* @preempt-mode-userptr: preempt-mode userptr
* @preempt-mode-userptr-invalidate: preempt-mode userptr invalidate
* @preempt-mode-priority: preempt-mode priority
* @preempt-mode-close-fd: preempt-mode close fd without destroying exec queues
* @preempt-mode-dyn-priority: preempt-mode dynamic priority
* @preempt-mode-fault-basic: preempt-mode-fault-mode basic
* @preempt-mode-priority-smem: preempt-mode priority smem
* @preempt-mode-close-fd-smem: preempt-mode close fd without destroying exec queues smem
* @preempt-mode-dyn-priority-smem: preempt-mode dynamic priority smem
* @preempt-mode-fault-basic-smem: preempt-mode-fault-mode basic smem
* @preempt-mode-fault-userptr: preempt-mode-fault-mode userptr
* @preempt-mode-fault-userptr-invalidate: preempt-mode-fault-mode userptr invalidate
* @preempt-mode-fault-priority: preempt-mode-fault-mode priority
* @preempt-mode-fault-close-fd: preempt-mode-fault-mode close fd
* @preempt-mode-fault-dyn-priority: preempt-mode-fault-mode dynamic priority
* @preempt-mode-fault-priority-smem: preempt-mode-fault-mode priority smem
* @preempt-mode-fault-close-fd-smem: preempt-mode-fault-mode close fd smem
* @preempt-mode-fault-dyn-priority-smem: preempt-mode-fault-mode dynamic priority smem
*
*/
static void
test_exec(int fd, struct drm_xe_engine_class_instance *eci, int num_placement,
int n_exec_queues, int n_execs, unsigned int flags)
{
if (flags & PREEMPT_MODE)
test_preempt_mode(fd, eci, num_placement, n_exec_queues, n_execs, flags);
else
test_legacy_mode(fd, eci, num_placement, n_exec_queues, n_execs, flags);
}
/**
* SUBTEST: virtual
* Description: Validate virtual queues with multiple placements
* Test category: functionality test
*/
static void
test_exec_virtual(int fd, int gt, int class)
{
struct drm_xe_engine_class_instance eci[MAX_INSTANCE];
struct drm_xe_engine_class_instance *hwe;
int n = 0;
xe_for_each_engine(fd, hwe) {
if (hwe->engine_class != class || hwe->gt_id != gt)
continue;
eci[n++] = *hwe;
}
igt_assert(n);
test_exec(fd, eci, n, n, n, 0);
test_exec(fd, eci, n, n, n, PREEMPT_MODE);
}
int igt_main()
{
struct drm_xe_engine_class_instance *hwe;
const struct section {
const char *name;
unsigned int flags;
} sections[] = {
{ "basic", 0 },
{ "basic-smem", SMEM },
{ "userptr", USERPTR },
{ "userptr-invalidate", USERPTR | INVALIDATE },
{ "priority", PRIORITY },
{ "priority-smem", PRIORITY | SMEM },
{ "close-fd", CLOSE_FD },
{ "close-fd-smem", CLOSE_FD | SMEM },
{ "dyn-priority", DYN_PRIORITY },
{ "dyn-priority-smem", DYN_PRIORITY | SMEM },
{ "preempt-mode-basic", PREEMPT_MODE },
{ "preempt-mode-basic-smem", PREEMPT_MODE | SMEM },
{ "preempt-mode-userptr", PREEMPT_MODE | USERPTR },
{ "preempt-mode-userptr-invalidate", PREEMPT_MODE | USERPTR | INVALIDATE },
{ "preempt-mode-priority", PREEMPT_MODE | PRIORITY },
{ "preempt-mode-priority-smem", PREEMPT_MODE | PRIORITY | SMEM },
{ "preempt-mode-close-fd", PREEMPT_MODE | CLOSE_FD },
{ "preempt-mode-close-fd-smem", PREEMPT_MODE | CLOSE_FD | SMEM },
{ "preempt-mode-dyn-priority", PREEMPT_MODE | DYN_PRIORITY },
{ "preempt-mode-dyn-priority-smem", PREEMPT_MODE | DYN_PRIORITY | SMEM },
{ "preempt-mode-fault-basic", PREEMPT_MODE | FAULT_MODE },
{ "preempt-mode-fault-basic-smem", PREEMPT_MODE | FAULT_MODE | SMEM },
{ "preempt-mode-fault-userptr", PREEMPT_MODE | FAULT_MODE | USERPTR },
{ "preempt-mode-fault-userptr-invalidate", PREEMPT_MODE | FAULT_MODE |
USERPTR | INVALIDATE },
{ "preempt-mode-fault-priority", PREEMPT_MODE | FAULT_MODE | PRIORITY },
{ "preempt-mode-fault-priority-smem", PREEMPT_MODE | FAULT_MODE | PRIORITY | SMEM },
{ "preempt-mode-fault-close-fd", PREEMPT_MODE | FAULT_MODE | CLOSE_FD },
{ "preempt-mode-fault-close-fd-smem", PREEMPT_MODE | FAULT_MODE | CLOSE_FD | SMEM },
{ "preempt-mode-fault-dyn-priority", PREEMPT_MODE | FAULT_MODE | DYN_PRIORITY },
{ "preempt-mode-fault-dyn-priority-smem", PREEMPT_MODE | FAULT_MODE | DYN_PRIORITY | SMEM },
{ NULL },
};
int fd, gt, class;
igt_fixture() {
fd = drm_open_driver(DRIVER_XE);
igt_require(intel_graphics_ver(intel_get_drm_devid(fd)) >= IP_VER(35, 0));
}
igt_subtest_f("sanity")
xe_for_each_gt(fd, gt)
xe_for_each_multi_queue_engine_class(class)
test_sanity(fd, gt, class);
igt_subtest_f("exec-sanity")
xe_for_each_multi_queue_engine(fd, hwe)
test_exec_sanity(fd, hwe);
igt_subtest_f("virtual")
xe_for_each_gt(fd, gt)
xe_for_each_multi_queue_engine_class(class)
test_exec_virtual(fd, gt, class);
igt_subtest_f("priority")
xe_for_each_multi_queue_engine(fd, hwe)
test_priority(fd, hwe);
for (const struct section *s = sections; s->name; s++) {
igt_subtest_f("one-queue-%s", s->name)
xe_for_each_multi_queue_engine(fd, hwe)
test_exec(fd, hwe, 1, 1, 1, s->flags);
igt_subtest_f("two-queues-%s", s->name)
xe_for_each_multi_queue_engine(fd, hwe)
test_exec(fd, hwe, 1, 2, 2, s->flags);
igt_subtest_f("many-queues-%s", s->name)
xe_for_each_multi_queue_engine(fd, hwe)
test_exec(fd, hwe, 1, 16, 16, s->flags);
igt_subtest_f("max-queues-%s", s->name)
xe_for_each_multi_queue_engine(fd, hwe)
test_exec(fd, hwe, 1, MAX_N_EXEC_QUEUES,
MAX_N_EXEC_QUEUES, s->flags);
igt_subtest_f("many-execs-%s", s->name)
xe_for_each_multi_queue_engine(fd, hwe)
test_exec(fd, hwe, 1, 16, 64, s->flags);
igt_subtest_f("few-execs-%s", s->name)
xe_for_each_multi_queue_engine(fd, hwe)
test_exec(fd, hwe, 1, 16, 8, s->flags);
}
igt_fixture()
drm_close_driver(fd);
}
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