From 741bf7064c467df725c14cc0b3b8b50436f9ee09 Mon Sep 17 00:00:00 2001 From: Arkadiusz Hiler Date: Thu, 18 Oct 2018 14:06:42 +0300 Subject: tests: Introduce i915 directory We can already move all the tests with distinct prefixes: gem_, gen3_ and i915_. pm_ and drv_ tests will follow in batches, so we can do the adjustments in the reporting/filtering layer of the CI system. v2: Fix test-list.txt generation with meson v3: Fix docs build (Petri) Cc: Chris Wilson Cc: Petri Latvala Cc: Martin Peres Signed-off-by: Arkadiusz Hiler Reviewed-by: Petri Latvala Tested-by: Petri Latvala Acked-by: Daniel Vetter Acked-by: Chris Wilson --- tests/i915/gem_exec_capture.c | 253 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 253 insertions(+) create mode 100644 tests/i915/gem_exec_capture.c (limited to 'tests/i915/gem_exec_capture.c') diff --git a/tests/i915/gem_exec_capture.c b/tests/i915/gem_exec_capture.c new file mode 100644 index 00000000..3e4a4377 --- /dev/null +++ b/tests/i915/gem_exec_capture.c @@ -0,0 +1,253 @@ +/* + * Copyright © 2016 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. + */ + +#include "igt.h" +#include "igt_device.h" +#include "igt_sysfs.h" + +#define LOCAL_OBJECT_CAPTURE (1 << 7) +#define LOCAL_PARAM_HAS_EXEC_CAPTURE 45 + +IGT_TEST_DESCRIPTION("Check that we capture the user specified objects on a hang"); + +static void check_error_state(int dir, struct drm_i915_gem_exec_object2 *obj) +{ + char *error, *str; + bool found = false; + + error = igt_sysfs_get(dir, "error"); + igt_sysfs_set(dir, "error", "Begone!"); + + igt_assert(error); + igt_debug("%s\n", error); + + /* render ring --- user = 0x00000000 ffffd000 */ + for (str = error; (str = strstr(str, "--- user = ")); str++) { + uint64_t addr; + uint32_t hi, lo; + + igt_assert(sscanf(str, "--- user = 0x%x %x", &hi, &lo) == 2); + addr = hi; + addr <<= 32; + addr |= lo; + igt_assert_eq_u64(addr, obj->offset); + found = true; + } + + igt_assert(found); +} + +static void __capture(int fd, int dir, unsigned ring, uint32_t target) +{ + const int gen = intel_gen(intel_get_drm_devid(fd)); + struct drm_i915_gem_exec_object2 obj[4]; +#define SCRATCH 0 +#define CAPTURE 1 +#define NOCAPTURE 2 +#define BATCH 3 + struct drm_i915_gem_relocation_entry reloc[2]; + struct drm_i915_gem_execbuffer2 execbuf; + uint32_t *batch, *seqno; + int i; + + memset(obj, 0, sizeof(obj)); + obj[SCRATCH].handle = gem_create(fd, 4096); + obj[CAPTURE].handle = target; + obj[CAPTURE].flags = LOCAL_OBJECT_CAPTURE; + obj[NOCAPTURE].handle = gem_create(fd, 4096); + + obj[BATCH].handle = gem_create(fd, 4096); + obj[BATCH].relocs_ptr = (uintptr_t)reloc; + obj[BATCH].relocation_count = ARRAY_SIZE(reloc); + + memset(reloc, 0, sizeof(reloc)); + reloc[0].target_handle = obj[BATCH].handle; /* recurse */ + reloc[0].presumed_offset = 0; + reloc[0].offset = 5*sizeof(uint32_t); + reloc[0].delta = 0; + reloc[0].read_domains = I915_GEM_DOMAIN_COMMAND; + reloc[0].write_domain = 0; + + reloc[1].target_handle = obj[SCRATCH].handle; /* breadcrumb */ + reloc[1].presumed_offset = 0; + reloc[1].offset = sizeof(uint32_t); + reloc[1].delta = 0; + reloc[1].read_domains = I915_GEM_DOMAIN_RENDER; + reloc[1].write_domain = I915_GEM_DOMAIN_RENDER; + + seqno = gem_mmap__wc(fd, obj[SCRATCH].handle, 0, 4096, PROT_READ); + gem_set_domain(fd, obj[SCRATCH].handle, + I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT); + + batch = gem_mmap__cpu(fd, obj[BATCH].handle, 0, 4096, PROT_WRITE); + gem_set_domain(fd, obj[BATCH].handle, + I915_GEM_DOMAIN_CPU, I915_GEM_DOMAIN_CPU); + + i = 0; + batch[i] = MI_STORE_DWORD_IMM | (gen < 6 ? 1 << 22 : 0); + if (gen >= 8) { + batch[++i] = 0; + batch[++i] = 0; + } else if (gen >= 4) { + batch[++i] = 0; + batch[++i] = 0; + reloc[1].offset += sizeof(uint32_t); + } else { + batch[i]--; + batch[++i] = 0; + } + batch[++i] = 0xc0ffee; + if (gen < 4) + batch[++i] = MI_NOOP; + + batch[++i] = MI_BATCH_BUFFER_START; /* not crashed? try again! */ + if (gen >= 8) { + batch[i] |= 1 << 8 | 1; + batch[++i] = 0; + batch[++i] = 0; + } else if (gen >= 6) { + batch[i] |= 1 << 8; + batch[++i] = 0; + } else { + batch[i] |= 2 << 6; + batch[++i] = 0; + if (gen < 4) { + batch[i] |= 1; + reloc[0].delta = 1; + } + } + munmap(batch, 4096); + + memset(&execbuf, 0, sizeof(execbuf)); + execbuf.buffers_ptr = (uintptr_t)obj; + execbuf.buffer_count = ARRAY_SIZE(obj); + execbuf.flags = ring; + if (gen > 3 && gen < 6) + execbuf.flags |= I915_EXEC_SECURE; + + igt_assert(!READ_ONCE(*seqno)); + gem_execbuf(fd, &execbuf); + + /* Wait for the request to start */ + while (READ_ONCE(*seqno) != 0xc0ffee) + igt_assert(gem_bo_busy(fd, obj[SCRATCH].handle)); + munmap(seqno, 4096); + + /* Check that only the buffer we marked is reported in the error */ + igt_force_gpu_reset(fd); + check_error_state(dir, &obj[CAPTURE]); + + gem_sync(fd, obj[BATCH].handle); + + gem_close(fd, obj[BATCH].handle); + gem_close(fd, obj[NOCAPTURE].handle); + gem_close(fd, obj[SCRATCH].handle); +} + +static void capture(int fd, int dir, unsigned ring) +{ + uint32_t handle; + + handle = gem_create(fd, 4096); + __capture(fd, dir, ring, handle); + gem_close(fd, handle); +} + +static void userptr(int fd, int dir) +{ + uint32_t handle; + void *ptr; + + igt_assert(posix_memalign(&ptr, 4096, 4096) == 0); + igt_require(__gem_userptr(fd, ptr, 4096, 0, 0, &handle) == 0); + + __capture(fd, dir, 0, handle); + + gem_close(fd, handle); + free(ptr); +} + +static bool has_capture(int fd) +{ + drm_i915_getparam_t gp; + int async = -1; + + gp.param = LOCAL_PARAM_HAS_EXEC_CAPTURE; + gp.value = &async; + drmIoctl(fd, DRM_IOCTL_I915_GETPARAM, &gp); + + return async > 0; +} + +igt_main +{ + const struct intel_execution_engine *e; + igt_hang_t hang; + int fd = -1; + int dir = -1; + + igt_skip_on_simulation(); + + igt_fixture { + int gen; + + fd = drm_open_driver(DRIVER_INTEL); + + gen = intel_gen(intel_get_drm_devid(fd)); + if (gen > 3 && gen < 6) /* ctg and ilk need secure batches */ + igt_device_set_master(fd); + + igt_require_gem(fd); + gem_require_mmap_wc(fd); + igt_require(has_capture(fd)); + igt_allow_hang(fd, 0, HANG_ALLOW_CAPTURE); + + dir = igt_sysfs_open(fd, NULL); + igt_require(igt_sysfs_set(dir, "error", "Begone!")); + } + + for (e = intel_execution_engines; e->name; e++) { + /* default exec-id is purely symbolic */ + if (e->exec_id == 0) + continue; + + igt_subtest_f("capture-%s", e->name) { + igt_require(gem_ring_has_physical_engine(fd, e->exec_id | e->flags)); + igt_require(gem_can_store_dword(fd, e->exec_id | e->flags)); + capture(fd, dir, e->exec_id | e->flags); + } + } + + /* And check we can read from different types of objects */ + + igt_subtest_f("userptr") { + igt_require(gem_can_store_dword(fd, 0)); + userptr(fd, dir); + } + + igt_fixture { + close(dir); + igt_disallow_hang(fd, hang); + close(fd); + } +} -- cgit v1.2.3