[igt-dev] [PATCH i-g-t 8/9] tests/kms_atomic_transition: Set modeset for enable pipes only

[Mohammed Khajapasha]

Set the modeset for enable pipes only by using max iteration
from enable pipe count.

Signed-off-by: Mohammed Khajapasha <mohammed.khajapasha at intel.com>
---
 tests/kms_atomic_transition.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/tests/kms_atomic_transition.c b/tests/kms_atomic_transition.c
index 754a4969..8c1c1d93 100644
--- a/tests/kms_atomic_transition.c
+++ b/tests/kms_atomic_transition.c
@@ -737,8 +737,8 @@ static void collect_crcs_mask(igt_pipe_crc_t **pipe_crcs, unsigned mask, igt_crc
 static void run_modeset_tests(igt_display_t *display, int howmany, bool nonblocking, bool fencing)
 {
 	struct igt_fb fbs[2];
-	int i, j;
-	unsigned iter_max = 1 << display->n_pipes;
+	int i, j = 0;
+	unsigned iter_max;
 	igt_pipe_crc_t *pipe_crcs[IGT_MAX_PIPES] = { 0 };
 	igt_output_t *output;
 	unsigned width = 0, height = 0;
@@ -762,6 +762,9 @@ static void run_modeset_tests(igt_display_t *display, int howmany, bool nonblock
 		igt_plane_t *plane = igt_pipe_get_plane_type(pipe, DRM_PLANE_TYPE_PRIMARY);
 		drmModeModeInfo *mode = NULL;
 
+		/* count enable pipes to set max iteration */
+		j += 1;
+
 		if (is_i915_device(display->drm_fd))
 			pipe_crcs[i] = igt_pipe_crc_new(display->drm_fd, i, INTEL_PIPE_CRC_SOURCE_AUTO);
 
@@ -785,6 +788,8 @@ static void run_modeset_tests(igt_display_t *display, int howmany, bool nonblock
 			igt_plane_set_fb(plane, NULL);
 	}
 
+	iter_max = 1 << j;
+
 	igt_display_commit2(display, COMMIT_ATOMIC);
 
 	for (i = 0; i < iter_max; i++) {
-- 
2.24.1