[PATCH i-g-t v3 15/17] tests/kms_ccs: limit #outputs tested during suspend

Each suspend test is executed per output. Limit number of outputs tested
to 3 by default. Add command-line option enabling execution on every
output.

v1->v2
- fix off-by-one error

Signed-off-by: Michał Grzelak <[email protected]>
---
 tests/intel/kms_ccs.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/tests/intel/kms_ccs.c b/tests/intel/kms_ccs.c
index 9ac0ac8e2b..11bc30769c 100644
--- a/tests/intel/kms_ccs.c
+++ b/tests/intel/kms_ccs.c
@@ -141,6 +141,8 @@
  * @yf-tiled-ccs:              YF tiled ccs
  */
 
+#define OUTPUT_LIMIT 3
+
 #define SDR_PLANE_BASE	3
 
 IGT_TEST_DESCRIPTION("Test render compression (RC), in which the main surface "
@@ -188,6 +190,7 @@ typedef struct {
 	enum igt_commit_style commit;
 	int fb_list_length;
 	bool do_hibernate;
+	bool all_outputs;
 	struct {
 		struct igt_fb fb;
 		int width, height;
@@ -1128,6 +1131,7 @@ static void test_output(data_t *data, const int testnum)
 {
 	igt_crtc_t *crtc;
 	uint16_t dev_id;
+	int output_count = 0;
 
 	igt_fixture()
 		dev_id = intel_get_drm_devid(data->drm_fd);
@@ -1153,6 +1157,12 @@ static void test_output(data_t *data, const int testnum)
 			}
 
 			for_each_connected_output(&data->display, data->output) {
+				if (!data->all_outputs && (data->flags & TEST_SUSPEND) &&
+				    output_count >= OUTPUT_LIMIT)
+					continue;
+
+				output_count++;
+
 				for_each_crtc(&data->display, crtc) {
 					if (!igt_crtc_connector_valid(crtc, data->output))
 						continue;
@@ -1221,6 +1231,9 @@ static int opt_handler(int opt, int opt_index, void *opt_data)
 	case 'r':
 		data->do_hibernate = true;
 		break;
+	case 'n':
+		data->all_outputs = true;
+		break;
 	default:
 		return IGT_OPT_HANDLER_ERROR;
 	}
@@ -1234,9 +1247,10 @@ static const char *help_str =
 "  -c\t\tCheck the presence of compression meta-data\n"
 "  -s <seed>\tSeed for random number generator\n"
 "  -r\t\tOn suspend test do full hibernate with reboot\n"
+"  -n\t\tRun on all connectors. (By default suspend subtests will run on 2 connectors)\n"
 ;
 
-int igt_main_args("csr:", NULL, help_str, opt_handler, &data)
+int igt_main_args("csrn:", NULL, help_str, opt_handler, &data)
 {
 	igt_fixture() {
 		data.drm_fd = drm_open_driver_master(DRIVER_INTEL | DRIVER_XE);
-- 
2.45.2