diff options
| -rw-r--r-- | tests/.gitignore | 1 | ||||
| -rw-r--r-- | tests/Makefile.sources | 1 | ||||
| -rw-r--r-- | tests/gem_multi_bsd_sync_loop.c | 175 |
3 files changed, 177 insertions, 0 deletions
diff --git a/tests/.gitignore b/tests/.gitignore index a677af30..f710c9be 100644 --- a/tests/.gitignore +++ b/tests/.gitignore @@ -55,6 +55,7 @@ gem_media_fill gem_mmap gem_mmap_gtt gem_mmap_offset_exhaustion +gem_multi_bsd_sync_loop gem_non_secure_batch gem_partial_pwrite_pread gem_persistent_relocs diff --git a/tests/Makefile.sources b/tests/Makefile.sources index b922f75e..44b99e67 100644 --- a/tests/Makefile.sources +++ b/tests/Makefile.sources @@ -107,6 +107,7 @@ TESTS_progs = \ gem_render_tiled_blits \ gem_ring_sync_copy \ gem_ring_sync_loop \ + gem_multi_bsd_sync_loop \ gem_seqno_wrap \ gem_set_tiling_vs_gtt \ gem_set_tiling_vs_pwrite \ diff --git a/tests/gem_multi_bsd_sync_loop.c b/tests/gem_multi_bsd_sync_loop.c new file mode 100644 index 00000000..b01764ae --- /dev/null +++ b/tests/gem_multi_bsd_sync_loop.c @@ -0,0 +1,175 @@ +/* + * Copyright © 2014 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: + * Daniel Vetter <daniel.vetter@ffwll.ch> (based on gem_ring_sync_loop_*.c) + * Zhao Yakui <yakui.zhao@intel.com> + * + */ + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <fcntl.h> +#include <inttypes.h> +#include <errno.h> +#include <sys/stat.h> +#include <sys/time.h> +#include "drm.h" +#include "ioctl_wrappers.h" +#include "drmtest.h" +#include "intel_bufmgr.h" +#include "intel_batchbuffer.h" +#include "intel_io.h" +#include "i830_reg.h" +#include "intel_chipset.h" + +static drm_intel_bufmgr *bufmgr; +struct intel_batchbuffer *batch; +static drm_intel_bo *target_buffer; + +#define NUM_FD 50 + +static int mfd[NUM_FD]; +static drm_intel_bufmgr *mbufmgr[NUM_FD]; +static struct intel_batchbuffer *mbatch[NUM_FD]; +static drm_intel_bo *mbuffer[NUM_FD]; + + +/* + * Testcase: Basic check of ring<->ring sync using a dummy reloc + * + * Extremely efficient at catching missed irqs with semaphores=0 ... + */ + +#define MI_COND_BATCH_BUFFER_END (0x36<<23 | 1) +#define MI_DO_COMPARE (1<<21) + +static void +store_dword_loop(int fd) +{ + int i; + int num_rings = gem_get_num_rings(fd); + + srandom(0xdeadbeef); + + for (i = 0; i < SLOW_QUICK(0x100000, 10); i++) { + int ring, mindex; + ring = random() % num_rings + 1; + mindex = random() % NUM_FD; + batch = mbatch[mindex]; + if (ring == I915_EXEC_RENDER) { + BEGIN_BATCH(4); + OUT_BATCH(MI_COND_BATCH_BUFFER_END | MI_DO_COMPARE); + OUT_BATCH(0xffffffff); /* compare dword */ + OUT_RELOC(mbuffer[mindex], I915_GEM_DOMAIN_RENDER, + I915_GEM_DOMAIN_RENDER, 0); + OUT_BATCH(MI_NOOP); + ADVANCE_BATCH(); + } else { + BEGIN_BATCH(4); + OUT_BATCH(MI_FLUSH_DW | 1); + OUT_BATCH(0); /* reserved */ + OUT_RELOC(mbuffer[mindex], I915_GEM_DOMAIN_RENDER, + I915_GEM_DOMAIN_RENDER, 0); + OUT_BATCH(MI_NOOP | (1<<22) | (0xf)); + ADVANCE_BATCH(); + } + intel_batchbuffer_flush_on_ring(batch, ring); + } + + drm_intel_bo_map(target_buffer, 0); + // map to force waiting on rendering + drm_intel_bo_unmap(target_buffer); +} + +igt_simple_main +{ + int fd; + int devid; + int i; + + fd = drm_open_any(); + devid = intel_get_drm_devid(fd); + gem_require_ring(fd, I915_EXEC_BLT); + + + bufmgr = drm_intel_bufmgr_gem_init(fd, 4096); + igt_assert_f(bufmgr, "fail to initialize the buf manager\n"); + drm_intel_bufmgr_gem_enable_reuse(bufmgr); + + + target_buffer = drm_intel_bo_alloc(bufmgr, "target bo", 4096, 4096); + igt_assert_f(target_buffer, "fail to create the gem bo\n"); + + /* Create multiple drm_fd and map one gem_object among multi drm_fd */ + { + unsigned int target_flink; + char buffer_name[32]; + if (dri_bo_flink(target_buffer, &target_flink)) { + printf("fail to get flink for target buffer\n"); + igt_assert_f(0, "fail to create global gem handle" + " for allocated buffer\n"); + goto fail_flink; + } + for (i = 0; i < NUM_FD; i++) { + sprintf(buffer_name, "Target buffer %d\n", i); + mfd[i] = drm_open_any(); + mbufmgr[i] = drm_intel_bufmgr_gem_init(mfd[i], 4096); + igt_assert_f(mbufmgr[i], + "fail to initialize buf manager for drm_fd %d\n", + mfd[i]); + drm_intel_bufmgr_gem_enable_reuse(mbufmgr[i]); + mbatch[i] = intel_batchbuffer_alloc(mbufmgr[i], devid); + igt_assert_f(mbatch[i], + "fail to create batchbuffer for drm_fd %d\n", + mfd[i]); + mbuffer[i] = intel_bo_gem_create_from_name(mbufmgr[i], buffer_name, target_flink); + igt_assert_f(mbuffer[i], + "fail to create buffer bo from global " + "gem handle %d for drm_fd %d\n", + target_flink, mfd[i]); + } + } + + store_dword_loop(fd); + + { + for (i = 0; i < NUM_FD; i++) { + dri_bo_unreference(mbuffer[i]); + intel_batchbuffer_free(mbatch[i]); + drm_intel_bufmgr_destroy(mbufmgr[i]); + close(mfd[i]); + } + } + drm_intel_bo_unreference(target_buffer); + drm_intel_bufmgr_destroy(bufmgr); + + close(fd); + return; + +fail_flink: + drm_intel_bo_unreference(target_buffer); + drm_intel_bufmgr_destroy(bufmgr); + + close(fd); +} |