Limit execution of suspend tests to first and last active CRTC unless
using `extended` flag. This helps with reducing default execution time
of the test which can lower number of hitting CI timeout.

v1->v2
- move constraint before crtc_output_combo_valid() (Mohammed)

Signed-off-by: Michał Grzelak <michal.grzelak@intel.com>

LGTM:

Reviewed-by: Mohammed Thasleem <mohammed.thasleem@intel.com>

---
 tests/kms_pipe_crc_basic.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/tests/kms_pipe_crc_basic.c b/tests/kms_pipe_crc_basic.c
index 42e1415452..f1f89f11f8 100644
--- a/tests/kms_pipe_crc_basic.c
+++ b/tests/kms_pipe_crc_basic.c
@@ -127,6 +127,16 @@ enum {
 	TEST_HANG = 1 << 3,
 };
 
+static bool suspend_constraint(unsigned flags, igt_crtc_t *crtc)
+{
+	if (!extended && (flags & TEST_SUSPEND) &&
+	    crtc->crtc_index != active_crtcs[0] &&
+	    crtc->crtc_index != active_crtcs[last_crtc_index])
+		return true;
+
+	return false;
+}
+
 static void test_read_crc(data_t *data, igt_crtc_t *crtc,
 			  igt_output_t *output, unsigned flags)
 {
@@ -425,6 +435,9 @@ int igt_main_args("e", NULL, help_str, opt_handler, NULL)
 				if (simulation_constraint(crtc))
 					continue;
 
+				if (suspend_constraint(tests[i].flags, crtc))
+					continue;
+
 				if(!crtc_output_combo_valid(&data.display, crtc, output))
 					continue;