[PATCH i-g-t] i915/gem_ctx_engines: Exercise independence across all physical engines

[Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>]

Run the 'independent' subtest on all all engines.

Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
 tests/i915/gem_ctx_engines.c | 26 +++++++++++++++++++-------
 1 file changed, 19 insertions(+), 7 deletions(-)

diff --git a/tests/i915/gem_ctx_engines.c b/tests/i915/gem_ctx_engines.c
index 7d4abdb5c..4d4b028b0 100644
--- a/tests/i915/gem_ctx_engines.c
+++ b/tests/i915/gem_ctx_engines.c
@@ -479,10 +479,11 @@ static uint32_t read_result(int timeline, uint32_t *map, int idx)
 	return map[idx];
 }
 
-static void independent(int i915)
+static void independent(int i915, const struct intel_execution_engine2 *e)
 {
-#define RCS_TIMESTAMP (0x2000 + 0x358)
+#define RCS_TIMESTAMP (mmio_base + 0x358)
 	const unsigned int gen = intel_gen(intel_get_drm_devid(i915));
+	unsigned int mmio_base = gem_engine_mmio_base(i915, e->name);
 	const int has_64bit_reloc = gen >= 8;
 	I915_DEFINE_CONTEXT_PARAM_ENGINES(engines , I915_EXEC_RING_MASK + 1);
 	struct drm_i915_gem_context_param param = {
@@ -499,21 +500,25 @@ static void independent(int i915)
 	int timeline = sw_sync_timeline_create();
 	uint32_t last, *map;
 
-	igt_require(gen >= 6); /* No per-engine TIMESTAMP on older gen */
-	igt_require(gem_scheduler_enabled(i915));
+	igt_require(mmio_base);
 
 	{
 		struct drm_i915_gem_execbuffer2 execbuf = {
 			.buffers_ptr = to_user_pointer(&results),
 			.buffer_count = 1,
 			.rsvd1 = param.ctx_id,
+			.flags = e->flags,
 		};
 		gem_write(i915, results.handle, 0, &bbe, sizeof(bbe));
 		gem_execbuf(i915, &execbuf);
 		results.flags = EXEC_OBJECT_PINNED;
 	}
 
-	memset(&engines, 0, sizeof(engines)); /* All rcs0 */
+	memset(&engines, 0, sizeof(engines));
+	for (int i = 0; i < I915_EXEC_RING_MASK + 1; i++) {
+		engine_class(&engines, i) = e->class;
+		engine_instance(&engines, i) = e->instance;
+	}
 	gem_context_set_param(i915, &param);
 
 	gem_set_caching(i915, results.handle, I915_CACHING_CACHED);
@@ -643,6 +648,7 @@ static void libapi(int i915)
 
 igt_main
 {
+	const struct intel_execution_engine2 *e;
 	int i915 = -1;
 
 	igt_fixture {
@@ -673,8 +679,14 @@ igt_main
 	igt_subtest("execute-allforone")
 		execute_allforone(i915);
 
-	igt_subtest("independent")
-		independent(i915);
+	igt_subtest_with_dynamic("independent") {
+		igt_require(gem_scheduler_enabled(i915));
+		igt_require(intel_gen(intel_get_drm_devid(i915) >= 6));
+		__for_each_physical_engine(i915, e) {
+			igt_dynamic_f("%s", e->name)
+				independent(i915, e);
+		}
+	}
 
 	igt_subtest("libapi")
 		libapi(i915);
-- 
2.30.0.rc2

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