[PATCH] tests/amdgpl/amd_abm: Fixed test to only test one output per pipe

[<george.zhang@amd.com>]

From: George Zhang <george.zhang@amd.com>

This test only needs to run on one output per pipe, instead of all
pipes. Additionally, fixed the test not changing the abm level.

Change-Id: I401f0592d31db89b8ec1691e10ee041ca6e39e0a
---
 tests/amdgpu/amd_abm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/amdgpu/amd_abm.c b/tests/amdgpu/amd_abm.c
index a85f444c4..07d1520d1 100644
--- a/tests/amdgpu/amd_abm.c
+++ b/tests/amdgpu/amd_abm.c
@@ -291,7 +291,7 @@ static void backlight_monotonic_abm(data_t *data)
 	enum pipe pipe;
 	igt_output_t *output;
 
-	for_each_pipe_with_valid_output(&data->display, pipe, output) {
+	for_each_valid_output_on_pipe(&data->display, pipe, output) {
 		if (output->config.connector->connector_type != DRM_MODE_CONNECTOR_eDP)
 			continue;
 		ret = backlight_read_max_brightness(&max_brightness);
@@ -299,7 +299,7 @@ static void backlight_monotonic_abm(data_t *data)
 
 		brightness_step = max_brightness / 10;
 		for (i = 1; i < 5; i++) {
-			set_abm_level(data, output, 0);
+			set_abm_level(data, output, i);
 			backlight_write_brightness(max_brightness);
 			usleep(100000);
 			prev_pwm = read_target_backlight_pwm(data->drm_fd, output->name);
-- 
2.34.1