gem_seqno_wrap is defunct as the debug API withered away. The
handling of wraparound under many different workloads is tested by
gem_exec_whisper (Chris).
Signed-off-by: Abdiel Janulgue <abdiel.janul...@linux.intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahti...@linux.intel.com>
---
tests/Makefile.sources | 1 -
tests/gem_seqno_wrap.c | 483 -------------------------------------------------
tests/meson.build | 1 -
3 files changed, 485 deletions(-)
delete mode 100644 tests/gem_seqno_wrap.c
diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index 4f936e7..e4e06d0 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -132,7 +132,6 @@ TESTS_progs = \
gem_ring_sync_copy \
gem_ring_sync_loop \
gem_ringfill \
- gem_seqno_wrap \
gem_set_tiling_vs_blt \
gem_set_tiling_vs_gtt \
gem_set_tiling_vs_pwrite \
diff --git a/tests/gem_seqno_wrap.c b/tests/gem_seqno_wrap.c
deleted file mode 100644
index c8cad5f..0000000
--- a/tests/gem_seqno_wrap.c
+++ /dev/null
@@ -1,483 +0,0 @@
-/*
- * Copyright (c) 2012 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.
- *
- * Authors:
- * Mika Kuoppala <mika.kuopp...@intel.com>
- *
- */
-
-/*
- * This test runs blitcopy -> rendercopy with multiple buffers over wrap
- * boundary.
- */
-
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <limits.h>
-#include <signal.h>
-#include <errno.h>
-
-#include "igt.h"
-#include "igt_sysfs.h"
-#include "intel_bufmgr.h"
-
-IGT_TEST_DESCRIPTION("Runs blitcopy -> rendercopy with multiple buffers over"
- " wrap boundary.");
-
-static int drm_fd;
-static int debugfs;
-static int devid;
-static int card_index = 0;
-static uint32_t last_seqno = 0;
-
-static struct intel_batchbuffer *batch_blt;
-static struct intel_batchbuffer *batch_3d;
-
-struct option_struct {
- int rounds;
- int background;
- int timeout;
- int dontwrap;
- int prewrap_space;
- int random;
- int buffers;
-};
-
-static struct option_struct options;
-
-static void init_buffer(drm_intel_bufmgr *bufmgr,
- struct igt_buf *buf,
- drm_intel_bo *bo,
- int width, int height)
-{
- /* buf->bo = drm_intel_bo_alloc(bufmgr, "", size, 4096); */
- buf->bo = bo;
- buf->size = width * height * 4;
- igt_assert(buf->bo);
- buf->tiling = I915_TILING_NONE;
- buf->num_tiles = width * height * 4;
- buf->stride = width * 4;
-}
-
-static void
-set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
-{
- int size = width * height;
- uint32_t *vaddr;
-
- drm_intel_gem_bo_start_gtt_access(bo, true);
- vaddr = bo->virtual;
- while (size--)
- *vaddr++ = val;
-}
-
-static void
-cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
-{
- int size = width * height;
- uint32_t *vaddr;
-
- drm_intel_gem_bo_start_gtt_access(bo, false);
- vaddr = bo->virtual;
- while (size--) {
- igt_assert_f(*vaddr++ == val,
- "%d: 0x%x differs from assumed 0x%x\n"
- "seqno_before_test 0x%x, "
- " approximated seqno on test fail 0x%x\n",
- width * height - size, *vaddr-1, val,
- last_seqno, last_seqno + val * 2);
- }
-}
-
-static drm_intel_bo *
-create_bo(drm_intel_bufmgr *bufmgr, uint32_t val, int width, int height)
-{
- drm_intel_bo *bo;
-
- bo = drm_intel_bo_alloc(bufmgr, "bo", width * height * 4, 0);
- igt_assert(bo);
-
- /* gtt map doesn't have a write parameter, so just keep the mapping
- * around (to avoid the set_domain with the gtt write domain set) and
- * manually tell the kernel when we start access the gtt. */
- drm_intel_gem_bo_map_gtt(bo);
-
- set_bo(bo, val, width, height);
-
- return bo;
-}
-
-static void release_bo(drm_intel_bo *bo)
-{
- drm_intel_gem_bo_unmap_gtt(bo);
- drm_intel_bo_unreference(bo);
-}
-
-static void render_copyfunc(struct igt_buf *src,
- struct igt_buf *dst,
- int width,
- int height)
-{
- const int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
- igt_render_copyfunc_t rendercopy = igt_get_render_copyfunc(devid);
- static int warned = 0;
-
- if (rendercopy) {
- rendercopy(batch_3d, NULL,
- src, src_x, src_y,
- width, height,
- dst, dst_x, dst_y);
- intel_batchbuffer_flush(batch_3d);
- } else {
- if (!warned) {
- igt_info("No render copy found for this gen, ""test is
shallow!\n");
- warned = 1;
- }
- igt_assert(dst->bo);
- igt_assert(src->bo);
- intel_copy_bo(batch_blt, dst->bo, src->bo, width*height*4);
- intel_batchbuffer_flush(batch_blt);
- }
-}
-
-static void exchange_uint(void *array, unsigned i, unsigned j)
-{
- unsigned *i_arr = array;
-
- igt_swap(i_arr[i], i_arr[j]);
-}
-
-static bool has_seqno_wrap(void)
-{
- int ret = igt_sysfs_printf(debugfs, "i915_next_seqno", "0x1");
- errno = 0;
- return ret == 1;
-}
-
-static void run_sync_test(int num_buffers, bool verify)
-{
- drm_intel_bufmgr *bufmgr;
- int max;
- drm_intel_bo **src, **dst1, **dst2;
- int width = 128, height = 128;
- int i;
- unsigned int *p_dst1, *p_dst2;
- struct igt_buf *s_src, *s_dst;
-
- max = gem_aperture_size (drm_fd) / (1024 * 1024) / 2;
- if (num_buffers > max)
- num_buffers = max;
-
- bufmgr = drm_intel_bufmgr_gem_init(drm_fd, 4096);
- drm_intel_bufmgr_gem_enable_reuse(bufmgr);
- batch_blt = intel_batchbuffer_alloc(bufmgr,
intel_get_drm_devid(drm_fd));
- igt_assert(batch_blt);
- batch_3d = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(drm_fd));
- igt_assert(batch_3d);
-
- src = malloc(num_buffers * sizeof(*src));
- igt_assert(src);
-
- dst1 = malloc(num_buffers * sizeof(*dst1));
- igt_assert(dst1);
-
- dst2 = malloc(num_buffers * sizeof(*dst2));
- igt_assert(dst2);
-
- s_src = malloc(num_buffers * sizeof(*s_src));
- igt_assert(s_src);
-
- s_dst = malloc(num_buffers * sizeof(*s_dst));
- igt_assert(s_dst);
-
- p_dst1 = malloc(num_buffers * sizeof(unsigned int));
- igt_assert(p_dst1);
-
- p_dst2 = malloc(num_buffers * sizeof(unsigned int));
- igt_assert(p_dst2);
-
- for (i = 0; i < num_buffers; i++) {
- p_dst1[i] = p_dst2[i] = i;
- src[i] = create_bo(bufmgr, i, width, height);
- igt_assert(src[i]);
- dst1[i] = create_bo(bufmgr, ~i, width, height);
- igt_assert(dst1[i]);
- dst2[i] = create_bo(bufmgr, ~i, width, height);
- igt_assert(dst2[i]);
- init_buffer(bufmgr, &s_src[i], src[i], width, height);
- init_buffer(bufmgr, &s_dst[i], dst1[i], width, height);
- }
-
- igt_permute_array(p_dst1, num_buffers, exchange_uint);
- igt_permute_array(p_dst2, num_buffers, exchange_uint);
-
- for (i = 0; i < num_buffers; i++)
- render_copyfunc(&s_src[i], &s_dst[p_dst1[i]], width, height);
-
- /* Only sync between buffers if this is actual test run and
- * not a seqno filler */
- if (verify) {
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch_blt, dst2[p_dst2[i]],
dst1[p_dst1[i]],
- width*height*4);
-
- for (i = 0; i < num_buffers; i++) {
- cmp_bo(dst2[p_dst2[i]], i, width, height);
- }
- }
-
- for (i = 0; i < num_buffers; i++) {
- release_bo(src[i]);
- release_bo(dst1[i]);
- release_bo(dst2[i]);
- }
-
- intel_batchbuffer_free(batch_3d);
- intel_batchbuffer_free(batch_blt);
- drm_intel_bufmgr_destroy(bufmgr);
-
- free(p_dst1);
- free(p_dst2);
- free(s_dst);
- free(s_src);
- free(dst2);
- free(dst1);
- free(src);
-
- gem_quiescent_gpu(drm_fd);
-}
-
-static int __read_seqno(uint32_t *seqno)
-{
- if (igt_sysfs_scanf(debugfs, "i915_next_seqno", "%x", seqno) != 1)
- return -1;
-
- igt_debug("next_seqno: 0x%x\n", *seqno);
- return 0;
-}
-
-static int read_seqno(void)
-{
- uint32_t seqno = 0;
- int r;
- int wrap = 0;
-
- r = __read_seqno(&seqno);
- igt_assert_eq(r, 0);
-
- if (last_seqno > seqno)
- wrap++;
-
- last_seqno = seqno;
-
- return wrap;
-}
-
-static void write_seqno(uint32_t seqno)
-{
- uint32_t rb = -1;
-
- if (options.dontwrap)
- return;
-
- igt_sysfs_printf(debugfs, "i915_next_seqno", "0x%x", seqno);
- igt_debug("next_seqno set to: 0x%x\n", seqno);
- last_seqno = seqno;
-
- igt_assert_eq(__read_seqno(&rb), 0);
- igt_assert_f(rb == seqno,
- "seqno readback differs, read 0x%x, expected 0x%x\n",
- rb, seqno);
-}
-
-static uint32_t calc_prewrap_val(void)
-{
- const int pval = options.prewrap_space;
-
- if (options.random == 0)
- return pval;
-
- if (pval == 0)
- return 0;
-
- return (random() % pval);
-}
-
-static void run_test(void)
-{
- run_sync_test(options.buffers, true);
-}
-
-static void preset_run_once(void)
-{
- write_seqno(1);
- run_test();
-
- write_seqno(0x7fffffff);
- run_test();
-
- write_seqno(0xffffffff);
- run_test();
-
- write_seqno(0xfffffff0);
- run_test();
-}
-
-static void random_run_once(void)
-{
- uint32_t val;
-
- do {
- val = random() % UINT32_MAX;
- if (RAND_MAX < UINT32_MAX)
- val += random();
- } while (val == 0);
-
- write_seqno(val);
- run_test();
-}
-
-static void wrap_run_once(void)
-{
- const uint32_t pw_val = calc_prewrap_val();
-
- write_seqno(UINT32_MAX - pw_val);
- while (!read_seqno())
- run_test();
-}
-
-static void background_run_once(void)
-{
- const uint32_t pw_val = calc_prewrap_val();
-
- write_seqno(UINT32_MAX - pw_val);
- while (!read_seqno())
- sleep(3);
-}
-
-static int parse_options(int opt, int opt_index, void *data)
-{
- switch(opt) {
- case 'b':
- options.background = 1;
- igt_info("running in background inducing wraps\n");
- break;
- case 'd':
- options.dontwrap = 1;
- igt_info("won't wrap after testruns\n");
- break;
- case 'n':
- options.rounds = atoi(optarg);
- igt_info("running %d rounds\n", options.rounds);
- break;
- case 'i':
- options.buffers = atoi(optarg);
- igt_info("buffers %d\n", options.buffers);
- break;
- case 't':
- options.timeout = atoi(optarg);
- if (options.timeout == 0)
- options.timeout = 10;
- igt_info("setting timeout to %d seconds\n",
options.timeout);
- break;
- case 'r':
- options.random = 0;
- break;
- case 'p':
- options.prewrap_space = atoi(optarg);
- igt_info("prewrap set to %d (0x%x)\n",
options.prewrap_space, UINT32_MAX - options.prewrap_space);
- break;
- }
-
- return 0;
-}
-
-int main(int argc, char **argv)
-{
- int wcount = 0;
-
- static struct option long_options[] = {
- {"rounds", required_argument, 0, 'n'},
- {"background", no_argument, 0, 'b'},
- {"timeout", required_argument, 0, 't'},
- {"dontwrap", no_argument, 0, 'd'},
- {"prewrap", required_argument, 0, 'p'},
- {"norandom", no_argument, 0, 'r'},
- {"buffers", required_argument, 0, 'i'},
- { 0, 0, 0, 0 }
- };
-
- const char *help =
- " -b --background run in background inducing wraps\n"
- " -n --rounds=num run num times across wrap boundary, 0
== forever\n"
- " -t --timeout=sec set timeout to wait for testrun to sec
seconds\n"
- " -d --dontwrap don't wrap just run the test\n"
- " -p --prewrap=n set seqno to WRAP - n for each
testrun\n"
- " -r --norandom dont randomize prewrap space\n"
- " -i --buffers number of buffers to copy\n";
-
- options.rounds = SLOW_QUICK(50, 2);
- options.background = 0;
- options.dontwrap = 0;
- options.timeout = 20;
- options.random = 1;
- options.prewrap_space = 21;
- options.buffers = 10;
-
- igt_simple_init_parse_opts(&argc, argv, "n:bvt:dp:ri:", long_options,
- help, parse_options, NULL);
-
- drm_fd = drm_open_driver(DRIVER_INTEL);
- debugfs = igt_debugfs_dir(drm_fd);
- igt_require(has_seqno_wrap());
-
- gem_quiescent_gpu(drm_fd);
-
- devid = intel_get_drm_devid(drm_fd);
- card_index = drm_get_card();
-
- srandom(time(NULL));
-
- while(options.rounds == 0 || wcount < options.rounds) {
- if (options.background) {
- background_run_once();
- } else {
- preset_run_once();
- random_run_once();
- wrap_run_once();
- }
-
- wcount++;
-
- igt_debug("%s done: %d\n",
- options.dontwrap ? "tests" : "wraps", wcount);
- }
-
- igt_assert_eq(options.rounds, wcount);
-
- igt_exit();
-}
diff --git a/tests/meson.build b/tests/meson.build
index 99c1eef..155a99f 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -110,7 +110,6 @@ test_progs = [
'gem_ring_sync_copy',
'gem_ring_sync_loop',
'gem_ringfill',
- 'gem_seqno_wrap',
'gem_set_tiling_vs_blt',
'gem_set_tiling_vs_gtt',
'gem_set_tiling_vs_pwrite',
--
2.7.4
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