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lib: Flush all possible rings

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2016-03-04 15:35:24 +00:00
parent 310f99ceb8
commit 0501dcfd0f
1 changed files with 13 additions and 24 deletions
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37
lib/drmtest.c
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@ -156,46 +156,35 @@ static void check_stop_rings(void)
*/ */
void gem_quiescent_gpu(int fd) void gem_quiescent_gpu(int fd)
{ {
uint32_t batch[2] = {MI_BATCH_BUFFER_END, 0}; uint32_t bbe = MI_BATCH_BUFFER_END;
struct drm_i915_gem_execbuffer2 execbuf; struct drm_i915_gem_execbuffer2 execbuf;
struct drm_i915_gem_exec_object2 gem_exec[1]; struct drm_i915_gem_exec_object2 obj;
unsigned ring;
check_stop_rings(); check_stop_rings();
memset(gem_exec, 0, sizeof(gem_exec)); memset(&obj, 0, sizeof(obj));
gem_exec[0].handle = gem_create(fd, 4096); obj.handle = gem_create(fd, 4096);
gem_write(fd, gem_exec[0].handle, 0, batch, sizeof(batch)); gem_write(fd, obj.handle, 0, &bbe, sizeof(&bbe));
memset(&execbuf, 0, sizeof(execbuf)); memset(&execbuf, 0, sizeof(execbuf));
execbuf.buffers_ptr = (uintptr_t)gem_exec; execbuf.buffers_ptr = (uintptr_t)&obj;
execbuf.buffer_count = 1; execbuf.buffer_count = 1;
execbuf.flags = I915_EXEC_RENDER; for (ring = 0; ring < 1<<6; ring++) {
gem_execbuf(fd, &execbuf); execbuf.flags = ring;
__gem_execbuf(fd, &execbuf);
if (gem_has_blt(fd)) {
execbuf.flags = I915_EXEC_BLT;
gem_execbuf(fd, &execbuf);
}
if (gem_has_bsd(fd)) {
execbuf.flags = I915_EXEC_BSD;
gem_execbuf(fd, &execbuf);
} }
if (gem_has_bsd2(fd)) { if (gem_has_bsd2(fd)) {
execbuf.flags = I915_EXEC_BSD | (2 << 13); execbuf.flags = I915_EXEC_BSD | (2 << 13);
gem_execbuf(fd, &execbuf); __gem_execbuf(fd, &execbuf);
} }
if (gem_has_vebox(fd)) { gem_sync(fd, obj.handle);
execbuf.flags = LOCAL_I915_EXEC_VEBOX; gem_close(fd, obj.handle);
gem_execbuf(fd, &execbuf);
}
gem_sync(fd, gem_exec[0].handle);
igt_drop_caches_set(DROP_RETIRE); igt_drop_caches_set(DROP_RETIRE);
gem_close(fd, gem_exec[0].handle);
} }
/** /**