tests/pm_pc8: subtests for runtime pm for dpms

Very basic since I lack a bit ideas. After all with the latest
patches runtime pm doesn't make much a difference between dpms off
and disabling the outputs completely with SetCrtc.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/tests/pm_pc8.c b/tests/pm_pc8.c
index 9a95326..5a3ebc1 100644 (file)
--- a/tests/pm_pc8.c
+++ b/tests/pm_pc8.c
@@ -84,6 +84,7 @@ enum screen_type {
 #define WAIT_STATUS    1
 #define WAIT_PC8_RES   2
 #define WAIT_EXTRA     4
+#define USE_DPMS       8
 
 int drm_fd, msr_fd, pm_status_fd, pc8_status_fd;
 bool has_runtime_pm, has_pc8;
@@ -254,6 +255,17 @@ static bool wait_for_active(void)
                return wait_for_pm_status(RUNTIME_PM_STATUS_ACTIVE);
 }
 
+static void disable_all_screens_dpms(struct mode_set_data *data)
+{
+       int i;
+
+       for (i = 0; i < data->res->count_connectors; i++) {
+               drmModeConnectorPtr c = data->connectors[i];
+
+               kmstest_set_connector_dpms(drm_fd, c, DRM_MODE_DPMS_OFF);
+       }
+}
+
 static void disable_all_screens(struct mode_set_data *data)
 {
        int i, rc;
@@ -825,7 +837,11 @@ static void modeset_subtest(enum screen_type type, int rounds, int wait_flags)
                igt_require(has_pc8);
 
        for (i = 0; i < rounds; i++) {
-               disable_all_screens(&ms_data);
+               if (wait_flags & USE_DPMS)
+                       disable_all_screens_dpms(&ms_data);
+               else
+                       disable_all_screens(&ms_data);
+
                if (wait_flags & WAIT_STATUS)
                        igt_assert(wait_for_suspended());
                if (wait_flags & WAIT_PC8_RES)
@@ -1498,6 +1514,10 @@ int main(int argc, char *argv[])
                modeset_subtest(SCREEN_TYPE_LPSP, 1, WAIT_STATUS);
        igt_subtest("modeset-non-lpsp")
                modeset_subtest(SCREEN_TYPE_NON_LPSP, 1, WAIT_STATUS);
+       igt_subtest("dpms-lpsp")
+               modeset_subtest(SCREEN_TYPE_LPSP, 1, WAIT_STATUS | USE_DPMS);
+       igt_subtest("dpms-non-lpsp")
+               modeset_subtest(SCREEN_TYPE_NON_LPSP, 1, WAIT_STATUS | USE_DPMS);
 
        /* GEM */
        igt_subtest("gem-mmap-cpu")