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igt/gem_mocs_settings: Check for pollution of default contexts

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2016-04-14 12:25:52 +01:00
parent cfb9e8ec29
commit c84853ba32
1 changed files with 44 additions and 3 deletions
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47
tests/gem_mocs_settings.c
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@ -435,7 +435,7 @@ static void test_mocs_values(int fd)
test_mocs_l3cc_values(fd); test_mocs_l3cc_values(fd);
} }
static void non_context_tests(unsigned mode) static void default_context_tests(unsigned mode)
{ {
int fd = drm_open_driver_master(DRIVER_INTEL); int fd = drm_open_driver_master(DRIVER_INTEL);
@ -452,7 +452,45 @@ static void non_context_tests(unsigned mode)
test_mocs_values(fd); test_mocs_values(fd);
close(fd); close(fd);
igt_debug("Testing Pristine Context\n"); igt_debug("Testing Pristine Defaults\n");
test_mocs_values(-1);
}
static void default_dirty_tests(unsigned mode)
{
const struct intel_execution_engine *e;
int fd = drm_open_driver_master(DRIVER_INTEL);
igt_debug("Testing Dirty Default Context Engines\n");
test_mocs_values(fd);
for (e = intel_execution_engines; e->name; e++) {
unsigned engine = e->exec_id | e->flags;
if (!local_has_ring(fd, engine))
continue;
write_registers(fd, 0,
GEN9_GFX_MOCS_0,
write_values, ARRAY_SIZE(write_values),
engine);
write_registers(fd, 0,
GEN9_LNCFCMOCS0,
write_values, ARRAY_SIZE(write_values),
engine);
}
switch (mode) {
case NONE: break;
case RESET: igt_force_gpu_reset(); break;
case SUSPEND: igt_system_suspend_autoresume(); break;
case HIBERNATE: igt_system_hibernate_autoresume(); break;
}
close(fd);
igt_debug("Testing Pristine after Dirty Defaults\n");
test_mocs_values(-1); test_mocs_values(-1);
} }
@ -490,6 +528,8 @@ static void context_dirty_test(unsigned mode)
check_control_registers(fd, I915_EXEC_RENDER, ctx_id, false); check_control_registers(fd, I915_EXEC_RENDER, ctx_id, false);
check_l3cc_registers(fd, I915_EXEC_RENDER, ctx_id, false); check_l3cc_registers(fd, I915_EXEC_RENDER, ctx_id, false);
/* XXX !RCS as well */
write_registers(fd, write_registers(fd,
ctx_id, ctx_id,
GEN9_GFX_MOCS_0, GEN9_GFX_MOCS_0,
@ -526,7 +566,8 @@ static void context_dirty_test(unsigned mode)
static void run_tests(unsigned mode) static void run_tests(unsigned mode)
{ {
non_context_tests(mode); default_context_tests(mode);
default_dirty_tests(mode);
context_save_restore_test(mode); context_save_restore_test(mode);
context_dirty_test(mode); context_dirty_test(mode);
} }