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igt/gem_exec_lut_handle: Put some operations back!

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In order to force relocations, we have to remember to clear the presumed
offsets that get filled in by each pass.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2015-04-08 21:32:58 +01:00
parent e22525064d
commit 1f6a64ee80
1 changed files with 17 additions and 17 deletions
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34
tests/gem_exec_lut_handle.c
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@ -53,6 +53,7 @@ IGT_TEST_DESCRIPTION("Exercises the basic execbuffer using the handle LUT"
#define SKIP_RELOC 0x1 #define SKIP_RELOC 0x1
#define NO_RELOC 0x2 #define NO_RELOC 0x2
int target[MAX_NUM_RELOC];
struct drm_i915_gem_exec_object2 gem_exec[MAX_NUM_EXEC+1]; struct drm_i915_gem_exec_object2 gem_exec[MAX_NUM_EXEC+1];
struct drm_i915_gem_relocation_entry gem_reloc[MAX_NUM_RELOC]; struct drm_i915_gem_relocation_entry gem_reloc[MAX_NUM_RELOC];
@ -89,7 +90,7 @@ igt_simple_main
} pass[] = { } pass[] = {
{ .name = "relocation", .flags = 0 }, { .name = "relocation", .flags = 0 },
{ .name = "skip-relocs", .flags = SKIP_RELOC }, { .name = "skip-relocs", .flags = SKIP_RELOC },
{ .name = "no-relocs", .flags = NO_RELOC }, { .name = "no-relocs", .flags = SKIP_RELOC | NO_RELOC },
{ .name = NULL }, { .name = NULL },
}, *p; }, *p;
@ -136,36 +137,35 @@ igt_simple_main
execbuf.flags |= LOCAL_I915_EXEC_NO_RELOC; execbuf.flags |= LOCAL_I915_EXEC_NO_RELOC;
for (j = 0; j < m; j++) { for (j = 0; j < m; j++) {
int target = hars_petruska_f54_1_random() % n; target[j] = hars_petruska_f54_1_random() % n;
gem_reloc[j].target_handle = target; gem_reloc[j].target_handle = target[j];
if (p->flags & SKIP_RELOC) gem_reloc[j].presumed_offset = 0;
gem_reloc[j].presumed_offset = objects[target].offset;
else
gem_reloc[j].presumed_offset = 0;
} }
gem_execbuf(fd,&execbuf); gem_execbuf(fd,&execbuf);
gettimeofday(&start, NULL); gettimeofday(&start, NULL);
for (count = 0; count < 1000; count++) for (count = 0; count < 1000; count++) {
if ((p->flags & SKIP_RELOC) == 0)
for (j = 0; j < m; j++)
gem_reloc[j].presumed_offset = 0;
gem_execbuf(fd, &execbuf); gem_execbuf(fd, &execbuf);
}
gettimeofday(&end, NULL); gettimeofday(&end, NULL);
gem_sync(fd, gem_exec[MAX_NUM_EXEC].handle); gem_sync(fd, gem_exec[MAX_NUM_EXEC].handle);
elapsed[i][1] = ELAPSED(&start, &end); elapsed[i][1] = ELAPSED(&start, &end);
execbuf.flags &= ~LOCAL_I915_EXEC_HANDLE_LUT; execbuf.flags &= ~LOCAL_I915_EXEC_HANDLE_LUT;
for (j = 0; j < m; j++) { for (j = 0; j < m; j++)
int target = gem_reloc[j].target_handle; gem_reloc[j].target_handle = objects[target[j]].handle;
gem_reloc[j].target_handle = objects[target].handle;
if (p->flags & SKIP_RELOC)
gem_reloc[j].presumed_offset = objects[target].offset;
else
gem_reloc[j].presumed_offset = 0;
}
gem_execbuf(fd,&execbuf); gem_execbuf(fd,&execbuf);
gettimeofday(&start, NULL); gettimeofday(&start, NULL);
for (count = 0; count < 1000; count++) for (count = 0; count < 1000; count++) {
if ((p->flags & SKIP_RELOC) == 0)
for (j = 0; j < m; j++)
gem_reloc[j].presumed_offset = 0;
gem_execbuf(fd, &execbuf); gem_execbuf(fd, &execbuf);
}
gettimeofday(&end, NULL); gettimeofday(&end, NULL);
gem_sync(fd, gem_exec[MAX_NUM_EXEC].handle); gem_sync(fd, gem_exec[MAX_NUM_EXEC].handle);
elapsed[i][0] = ELAPSED(&start, &end); elapsed[i][0] = ELAPSED(&start, &end);