diff options
Diffstat (limited to 'tests/i915/gem_lut_handle.c')
| -rw-r--r-- | tests/i915/gem_lut_handle.c | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/tests/i915/gem_lut_handle.c b/tests/i915/gem_lut_handle.c new file mode 100644 index 00000000..fec65dd8 --- /dev/null +++ b/tests/i915/gem_lut_handle.c @@ -0,0 +1,231 @@ +/* + * Copyright © 2012,2013 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: + * Chris Wilson <chris@chris-wilson.co.uk> + * + */ + +/* Exercises the basic execbuffer using the handle LUT interface */ + +#include "igt.h" +#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" + +IGT_TEST_DESCRIPTION("Exercises the basic execbuffer using the handle LUT" + " interface."); + +#define BATCH_SIZE (1024*1024) + +#define LOCAL_I915_EXEC_HANDLE_LUT (1<<12) + +#define NORMAL 0 +#define USE_LUT 0x1 +#define BROKEN 0x2 + +static int exec(int fd, uint32_t handle, unsigned int flags) +{ + struct drm_i915_gem_execbuffer2 execbuf; + struct drm_i915_gem_exec_object2 gem_exec[1]; + struct drm_i915_gem_relocation_entry gem_reloc[1]; + + gem_reloc[0].offset = 1024; + gem_reloc[0].delta = 0; + gem_reloc[0].target_handle = + !!(flags & USE_LUT) ^ !!(flags & BROKEN) ? 0 : handle; + gem_reloc[0].read_domains = I915_GEM_DOMAIN_RENDER; + gem_reloc[0].write_domain = 0; + gem_reloc[0].presumed_offset = 0; + + gem_exec[0].handle = handle; + gem_exec[0].relocation_count = 1; + gem_exec[0].relocs_ptr = to_user_pointer(gem_reloc); + gem_exec[0].alignment = 0; + gem_exec[0].offset = 0; + gem_exec[0].flags = 0; + gem_exec[0].rsvd1 = 0; + gem_exec[0].rsvd2 = 0; + + execbuf.buffers_ptr = to_user_pointer(gem_exec); + execbuf.buffer_count = 1; + execbuf.batch_start_offset = 0; + execbuf.batch_len = 8; + execbuf.cliprects_ptr = 0; + execbuf.num_cliprects = 0; + execbuf.DR1 = 0; + execbuf.DR4 = 0; + execbuf.flags = flags & USE_LUT ? LOCAL_I915_EXEC_HANDLE_LUT : 0; + i915_execbuffer2_set_context_id(execbuf, 0); + execbuf.rsvd2 = 0; + + return __gem_execbuf(fd, &execbuf); +} + +static int many_exec(int fd, uint32_t batch, int num_exec, int num_reloc, unsigned flags) +{ + struct drm_i915_gem_execbuffer2 execbuf; + struct drm_i915_gem_exec_object2 *gem_exec; + struct drm_i915_gem_relocation_entry *gem_reloc; + unsigned max_handle = batch; + int ret, n; + + gem_exec = calloc(num_exec+1, sizeof(*gem_exec)); + gem_reloc = calloc(num_reloc, sizeof(*gem_reloc)); + igt_assert(gem_exec && gem_reloc); + + for (n = 0; n < num_exec; n++) { + gem_exec[n].handle = gem_create(fd, 4096); + if (gem_exec[n].handle > max_handle) + max_handle = gem_exec[n].handle; + gem_exec[n].relocation_count = 0; + gem_exec[n].relocs_ptr = 0; + gem_exec[n].alignment = 0; + gem_exec[n].offset = 0; + gem_exec[n].flags = 0; + gem_exec[n].rsvd1 = 0; + gem_exec[n].rsvd2 = 0; + } + + gem_exec[n].handle = batch; + gem_exec[n].relocation_count = num_reloc; + gem_exec[n].relocs_ptr = to_user_pointer(gem_reloc); + + if (flags & USE_LUT) + max_handle = num_exec + 1; + max_handle++; + + for (n = 0; n < num_reloc; n++) { + uint32_t target; + + if (flags & BROKEN) { + target = -(rand() % 4096) - 1; + } else { + target = rand() % (num_exec + 1); + if ((flags & USE_LUT) == 0) + target = gem_exec[target].handle; + } + + gem_reloc[n].offset = 1024; + gem_reloc[n].delta = 0; + gem_reloc[n].target_handle = target; + gem_reloc[n].read_domains = I915_GEM_DOMAIN_RENDER; + gem_reloc[n].write_domain = 0; + gem_reloc[n].presumed_offset = 0; + } + + execbuf.buffers_ptr = to_user_pointer(gem_exec); + execbuf.buffer_count = num_exec + 1; + execbuf.batch_start_offset = 0; + execbuf.batch_len = 8; + execbuf.cliprects_ptr = 0; + execbuf.num_cliprects = 0; + execbuf.DR1 = 0; + execbuf.DR4 = 0; + execbuf.flags = flags & USE_LUT ? LOCAL_I915_EXEC_HANDLE_LUT : 0; + i915_execbuffer2_set_context_id(execbuf, 0); + execbuf.rsvd2 = 0; + + ret = __gem_execbuf(fd, &execbuf); + + for (n = 0; n < num_exec; n++) + gem_close(fd, gem_exec[n].handle); + + free(gem_exec); + free(gem_reloc); + + return ret; +} + +#define fail(x) igt_assert((x) == -ENOENT) +#define pass(x) igt_assert((x) == 0) + +igt_simple_main +{ + uint32_t batch[2] = {MI_BATCH_BUFFER_END}; + uint32_t handle; + int fd, i; + + fd = drm_open_driver(DRIVER_INTEL); + + handle = gem_create(fd, 4096); + gem_write(fd, handle, 0, batch, sizeof(batch)); + + do_or_die(exec(fd, handle, NORMAL)); + fail(exec(fd, handle, BROKEN)); + + igt_skip_on(exec(fd, handle, USE_LUT)); + + do_or_die(exec(fd, handle, USE_LUT)); + fail(exec(fd, handle, USE_LUT | BROKEN)); + + for (i = 2; i <= SLOW_QUICK(65536, 8); i *= 2) { + if (many_exec(fd, handle, i+1, i+1, NORMAL) == -ENOSPC) + break; + + pass(many_exec(fd, handle, i-1, i-1, NORMAL)); + pass(many_exec(fd, handle, i-1, i, NORMAL)); + pass(many_exec(fd, handle, i-1, i+1, NORMAL)); + pass(many_exec(fd, handle, i, i-1, NORMAL)); + pass(many_exec(fd, handle, i, i, NORMAL)); + pass(many_exec(fd, handle, i, i+1, NORMAL)); + pass(many_exec(fd, handle, i+1, i-1, NORMAL)); + pass(many_exec(fd, handle, i+1, i, NORMAL)); + pass(many_exec(fd, handle, i+1, i+1, NORMAL)); + + fail(many_exec(fd, handle, i-1, i-1, NORMAL | BROKEN)); + fail(many_exec(fd, handle, i-1, i, NORMAL | BROKEN)); + fail(many_exec(fd, handle, i-1, i+1, NORMAL | BROKEN)); + fail(many_exec(fd, handle, i, i-1, NORMAL | BROKEN)); + fail(many_exec(fd, handle, i, i, NORMAL | BROKEN)); + fail(many_exec(fd, handle, i, i+1, NORMAL | BROKEN)); + fail(many_exec(fd, handle, i+1, i-1, NORMAL | BROKEN)); + fail(many_exec(fd, handle, i+1, i, NORMAL | BROKEN)); + fail(many_exec(fd, handle, i+1, i+1, NORMAL | BROKEN)); + + pass(many_exec(fd, handle, i-1, i-1, USE_LUT)); + pass(many_exec(fd, handle, i-1, i, USE_LUT)); + pass(many_exec(fd, handle, i-1, i+1, USE_LUT)); + pass(many_exec(fd, handle, i, i-1, USE_LUT)); + pass(many_exec(fd, handle, i, i, USE_LUT)); + pass(many_exec(fd, handle, i, i+1, USE_LUT)); + pass(many_exec(fd, handle, i+1, i-1, USE_LUT)); + pass(many_exec(fd, handle, i+1, i, USE_LUT)); + pass(many_exec(fd, handle, i+1, i+1, USE_LUT)); + + fail(many_exec(fd, handle, i-1, i-1, USE_LUT | BROKEN)); + fail(many_exec(fd, handle, i-1, i, USE_LUT | BROKEN)); + fail(many_exec(fd, handle, i-1, i+1, USE_LUT | BROKEN)); + fail(many_exec(fd, handle, i, i-1, USE_LUT | BROKEN)); + fail(many_exec(fd, handle, i, i, USE_LUT | BROKEN)); + fail(many_exec(fd, handle, i, i+1, USE_LUT | BROKEN)); + fail(many_exec(fd, handle, i+1, i-1, USE_LUT | BROKEN)); + fail(many_exec(fd, handle, i+1, i, USE_LUT | BROKEN)); + fail(many_exec(fd, handle, i+1, i+1, USE_LUT | BROKEN)); + } +} |