From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id A16AC10E0C6 for ; Wed, 27 Dec 2023 12:23:13 +0000 (UTC) From: sai.gowtham.ch@intel.com To: igt-dev@lists.freedesktop.org, sai.gowtham.ch@intel.com Subject: [PATCH i-g-t 2/2] intel/xe_exec_store: Add Persistent subtest Date: Wed, 27 Dec 2023 17:50:38 +0530 Message-Id: <20231227122038.11595-3-sai.gowtham.ch@intel.com> In-Reply-To: <20231227122038.11595-1-sai.gowtham.ch@intel.com> References: <20231227122038.11595-1-sai.gowtham.ch@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" List-ID: From: Sai Gowtham Ch Add persistent subtest to validate MI_PRT_BATCH_BUFFER_START. Signed-off-by: Sai Gowtham Ch Reviewed-by: Janga Rahul Kumar --- tests/intel/xe_exec_store.c | 86 +++++++++++++++++++++++++++++++++++++ 1 file changed, 86 insertions(+) diff --git a/tests/intel/xe_exec_store.c b/tests/intel/xe_exec_store.c index ec875cffc..870394d3c 100644 --- a/tests/intel/xe_exec_store.c +++ b/tests/intel/xe_exec_store.c @@ -74,6 +74,24 @@ static void cond_batch(struct data *data, uint64_t addr, int value) data->addr = batch_addr; } +static void persistance_batch(struct data *data, uint64_t addr) +{ + int b; + uint64_t batch_offset = (char *)&(data->batch) - (char *)data; + uint64_t batch_addr = addr + batch_offset; + uint64_t prt_offset = (char *)&(data->data) - (char *)data; + uint64_t prt_addr = addr + prt_offset; + + b = 0; + data->batch[b++] = MI_BATCH_BUFFER_START; + data->batch[b++] = MI_PRT_BATCH_BUFFER_START; + data->batch[b++] = prt_addr; + data->batch[b++] = prt_addr >> 32; + data->batch[b++] = MI_BATCH_BUFFER_END; + + data->addr = batch_addr; + +} /** * SUBTEST: basic-store * Description: Basic test to verify store dword. @@ -246,6 +264,71 @@ static void store_cachelines(int fd, struct drm_xe_engine_class_instance *eci, xe_vm_destroy(fd, vm); } +/** + * SUBTEST: persistent + * DESCRIPTION: Validate MI_PRT_BATCH_BUFFER_START functionality + */ +static void persistent(int fd) +{ + struct drm_xe_sync sync = { + .type = DRM_XE_SYNC_TYPE_SYNCOBJ, + .flags = DRM_XE_SYNC_FLAG_SIGNAL, + }; + struct drm_xe_exec exec = { + .num_batch_buffer = 1, + .num_syncs = 1, + .syncs = to_user_pointer(&sync), + }; + struct data *sd_data; + struct data *prt_data; + struct drm_xe_engine *engine; + uint32_t vm, exec_queue, syncobj; + uint32_t sd_batch, prt_batch; + uint64_t addr = 0x100000; + int value = 0x123456; + size_t batch_size = 4096; + + syncobj = syncobj_create(fd, 0); + sync.handle = syncobj; + + vm = xe_vm_create(fd, 0, 0); + batch_size = ALIGN(batch_size + xe_cs_prefetch_size(fd), + xe_get_default_alignment(fd)); + + engine = xe_engine(fd, 1); + sd_batch = xe_bo_create(fd, vm, batch_size, + vram_if_possible(fd, engine->instance.gt_id), + DRM_XE_GEM_CREATE_FLAG_NEEDS_VISIBLE_VRAM); + prt_batch = xe_bo_create(fd, vm, batch_size, + vram_if_possible(fd, engine->instance.gt_id), + DRM_XE_GEM_CREATE_FLAG_NEEDS_VISIBLE_VRAM); + + xe_vm_bind_async(fd, vm, engine->instance.gt_id, sd_batch, 0, addr, batch_size, &sync, 1); + sd_data = xe_bo_map(fd, sd_batch, batch_size); + prt_data = xe_bo_map(fd, prt_batch, batch_size); + + store_dword_batch(sd_data, addr, value); + persistance_batch(prt_data, addr); + + exec_queue = xe_exec_queue_create(fd, vm, &engine->instance, 0); + exec.exec_queue_id = exec_queue; + exec.address = prt_data->addr; + sync.flags &= DRM_XE_SYNC_FLAG_SIGNAL; + xe_exec(fd, &exec); + + igt_assert(syncobj_wait(fd, &syncobj, 1, INT64_MAX, 0, NULL)); + igt_assert_eq(sd_data->data, value); + + syncobj_destroy(fd, syncobj); + munmap(sd_data, batch_size); + munmap(prt_data, batch_size); + gem_close(fd, sd_batch); + gem_close(fd, prt_batch); + + xe_exec_queue_destroy(fd, exec_queue); + xe_vm_destroy(fd, vm); +} + igt_main { struct drm_xe_engine_class_instance *hwe; @@ -285,6 +368,9 @@ igt_main xe_for_each_engine(fd, hwe) store_cachelines(fd, hwe, PAGES); + igt_subtest("persistent") + persistent(fd); + igt_fixture { xe_device_put(fd); close(fd); -- 2.39.1