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authorMarek Olšák <[email protected]>2018-11-26 20:55:26 -0500
committerMarek Olšák <[email protected]>2018-11-28 20:20:27 -0500
commit075fd5d8f27ff71e89eabb089d74a266476e1bf0 (patch)
tree1e24fc096435d175be1957b2b794cfc60b16db40 /src/gallium/drivers/radeonsi/si_pipe.c
parentc1d3c086991e1fb932e95759394140741bf29545 (diff)
radeonsi: add memory management stress tests for GDS
Reviewed-by: Bas Nieuwenhuizen <[email protected]>
Diffstat (limited to 'src/gallium/drivers/radeonsi/si_pipe.c')
-rw-r--r--src/gallium/drivers/radeonsi/si_pipe.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 9080de1ceca..503d8331906 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -103,6 +103,8 @@ static const struct debug_named_value debug_options[] = {
{ "testvmfaultshader", DBG(TEST_VMFAULT_SHADER), "Invoke a shader VM fault test and exit." },
{ "testdmaperf", DBG(TEST_DMA_PERF), "Test DMA performance" },
{ "testgds", DBG(TEST_GDS), "Test GDS." },
+ { "testgdsmm", DBG(TEST_GDS_MM), "Test GDS memory management." },
+ { "testgdsoamm", DBG(TEST_GDS_OA_MM), "Test GDS OA memory management." },
DEBUG_NAMED_VALUE_END /* must be last */
};
@@ -788,6 +790,41 @@ static void si_test_vmfault(struct si_screen *sscreen)
exit(0);
}
+static void si_test_gds_memory_management(struct si_context *sctx,
+ unsigned alloc_size, unsigned alignment,
+ enum radeon_bo_domain domain)
+{
+ struct radeon_winsys *ws = sctx->ws;
+ struct radeon_cmdbuf *cs[8];
+ struct pb_buffer *gds_bo[ARRAY_SIZE(cs)];
+
+ for (unsigned i = 0; i < ARRAY_SIZE(cs); i++) {
+ cs[i] = ws->cs_create(sctx->ctx, RING_COMPUTE,
+ NULL, NULL, false);
+ gds_bo[i] = ws->buffer_create(ws, alloc_size, alignment, domain, 0);
+ assert(gds_bo[i]);
+ }
+
+ for (unsigned iterations = 0; iterations < 20000; iterations++) {
+ for (unsigned i = 0; i < ARRAY_SIZE(cs); i++) {
+ /* This clears GDS with CP DMA.
+ *
+ * We don't care if GDS is present. Just add some packet
+ * to make the GPU busy for a moment.
+ */
+ si_cp_dma_clear_buffer(sctx, cs[i], NULL, 0, alloc_size, 0,
+ SI_CPDMA_SKIP_BO_LIST_UPDATE |
+ SI_CPDMA_SKIP_CHECK_CS_SPACE |
+ SI_CPDMA_SKIP_GFX_SYNC, 0, 0);
+
+ ws->cs_add_buffer(cs[i], gds_bo[i], domain,
+ RADEON_USAGE_READWRITE, 0);
+ ws->cs_flush(cs[i], PIPE_FLUSH_ASYNC, NULL);
+ }
+ }
+ exit(0);
+}
+
static void si_disk_cache_create(struct si_screen *sscreen)
{
/* Don't use the cache if shader dumping is enabled. */
@@ -1142,5 +1179,14 @@ struct pipe_screen *radeonsi_screen_create(struct radeon_winsys *ws,
if (sscreen->debug_flags & DBG(TEST_GDS))
si_test_gds((struct si_context*)sscreen->aux_context);
+ if (sscreen->debug_flags & DBG(TEST_GDS_MM)) {
+ si_test_gds_memory_management((struct si_context*)sscreen->aux_context,
+ 32 * 1024, 4, RADEON_DOMAIN_GDS);
+ }
+ if (sscreen->debug_flags & DBG(TEST_GDS_OA_MM)) {
+ si_test_gds_memory_management((struct si_context*)sscreen->aux_context,
+ 4, 1, RADEON_DOMAIN_OA);
+ }
+
return &sscreen->b;
}