[igt-dev] [V5 i-g-t 37/81] tests/kms_bw: Document each subtest for testplan

[Bhanuprakash Modem]

Add documentation for all kms tests which is used by IGT testplan
documentation.

Signed-off-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
---
 tests/kms_bw.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/tests/kms_bw.c b/tests/kms_bw.c
index b66473e60..331be5755 100644
--- a/tests/kms_bw.c
+++ b/tests/kms_bw.c
@@ -25,6 +25,26 @@
 #include "drm.h"
 #include <stdio.h>
 #include <xf86drmMode.h>
+/**
+ * TEST: kms bw
+ * Category: Display
+ *
+ * SUBTEST: linear-tiling-%d-displays-%s
+ * Description: bw test with %arg[2]
+ * Driver requirement: any
+ * Functionality: obsolete
+ * Mega feature: General Display Features
+ * Run type: FULL
+ * Test category: functionality test
+ *
+ * arg[1].values: 1, 2, 3, 4, 5, 6, 7, 8
+ *
+ * arg[2]:
+ *
+ * @1920x1080p:       1920x1080 resolution
+ * @2560x1440p:       2560x1440 resolution
+ * @3840x2160p:       3840x2160 resolution
+ */
 
 /* Common test data. */
 typedef struct data {
-- 
2.40.0