[igt-dev] [i-g-t 72/79] tests/kms_setmode: 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_setmode.c | 58 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/tests/kms_setmode.c b/tests/kms_setmode.c
index a611d9382..8c0cb7f1c 100644
--- a/tests/kms_setmode.c
+++ b/tests/kms_setmode.c
@@ -31,6 +31,64 @@
 #include <sys/time.h>
 #include <math.h>
 #include "xe/xe_query.h"
+/**
+ * TEST: kms setmode
+ * Category: Display
+ *
+ * SUBTEST: basic
+ * Description: Tests the mode by iterating through all valid/invalid crtc/connector
+ *              combinations
+ * Driver requirement: any
+ * Functionality: kms_core
+ * Mega feature: General Display Features
+ * Run type: FULL
+ * Test category: functionality test
+ *
+ * SUBTEST: basic-clone-single-crtc
+ * Description: Tests the mode by iterating through all valid/invalid crtc/connector
+ *              combinations
+ * Driver requirement: any
+ * Functionality: kms_core
+ * Mega feature: General Display Features
+ * Run type: FULL
+ * Test category: functionality test
+ *
+ * SUBTEST: clone-exclusive-crtc
+ * Description: Tests the mode by iterating through all valid/invalid crtc/connector
+ *              combinations
+ * Driver requirement: any
+ * Functionality: kms_core
+ * Mega feature: General Display Features
+ * Run type: FULL
+ * Test category: functionality test
+ *
+ * SUBTEST: invalid-clone-exclusive-crtc
+ * Description: Tests the mode by iterating through all valid/invalid crtc/connector
+ *              combinations
+ * Driver requirement: any
+ * Functionality: kms_core
+ * Mega feature: General Display Features
+ * Run type: FULL
+ * Test category: functionality test
+ *
+ * SUBTEST: invalid-clone-single-crtc
+ * Description: Tests the mode by iterating through all valid/invalid crtc/connector
+ *              combinations
+ * Driver requirement: any
+ * Functionality: kms_core
+ * Mega feature: General Display Features
+ * Run type: FULL
+ * Test category: functionality test
+ *
+ * SUBTEST: invalid-clone-single-crtc-stealing
+ * Description: Tests the mode by iterating through all valid/invalid crtc/connector
+ *              combinations
+ * Driver requirement: any
+ * Functionality: kms_core
+ * Mega feature: General Display Features
+ * Run type: FULL
+ * Test category: functionality test
+ */
 
 #define MAX_CONNECTORS  10
 #define MAX_CRTCS       6
-- 
2.40.0