[igt-dev] [PATCH i-g-t] i915/gem_mmap_wc: Added test description for test case

* [igt-dev] [PATCH i-g-t] i915/gem_mmap_wc: Added test description for test case
@ 2020-09-14 19:24 apoorva1.singh
  2020-09-14 21:10 ` [igt-dev] ✓ Fi.CI.BAT: success for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: apoorva1.singh @ 2020-09-14 19:24 UTC (permalink / raw)
  To: igt-dev, arjun.melkaveri

From: Apoorva Singh <apoorva1.singh@intel.com>

Added test description to all the available subtests.

Cc: Melkaveri, Arjun <arjun.melkaveri@intel.com>
Signed-off-by: Apoorva Singh <apoorva1.singh@intel.com>
---
 tests/i915/gem_mmap_wc.c | 45 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/tests/i915/gem_mmap_wc.c b/tests/i915/gem_mmap_wc.c
index f44b406d..aa98d408 100644
--- a/tests/i915/gem_mmap_wc.c
+++ b/tests/i915/gem_mmap_wc.c
@@ -38,6 +38,8 @@
 #include <sys/ioctl.h>
 #include "drm.h"
 
+IGT_TEST_DESCRIPTION("Tests the extended version of MMAP IOCTL (Write Combine)");
+
 struct local_i915_gem_mmap_v2 {
 	uint32_t handle;
 	uint32_t pad;
@@ -505,6 +507,7 @@ igt_main
 		gem_require_mmap_wc(fd);
 	}
 
+	igt_describe("Verify mapping to invalid gem object won't be created");
 	igt_subtest("bad-object") {
 		uint32_t real_handle = gem_create(fd, 4096);
 		uint32_t handles[20];
@@ -528,6 +531,7 @@ igt_main
 		gem_close(fd, real_handle);
 	}
 
+	igt_describe("Verify mapping to gem object with invalid offset won't be created");
 	igt_subtest("bad-offset") {
 		struct bad_offset {
 			uint64_t size;
@@ -555,6 +559,7 @@ igt_main
 		}
 	}
 
+	igt_describe("Verify mapping to gem object with invalid size won't be created");
 	igt_subtest("bad-size") {
 		uint64_t bad_size[] = {
 			0,
@@ -577,45 +582,85 @@ igt_main
 		}
 	}
 
+	igt_describe("Verify mapping to gem object with invalid flag won't be created");
 	igt_subtest("invalid-flags")
 		test_invalid_flags(fd);
+
+	igt_describe("Verify memory mapping to gem object persists after gem_close");
 	igt_subtest("close")
 		test_close(fd);
+
+	igt_describe("Verify copying between two memory mapped gem objects works fine");
 	igt_subtest("copy")
 		test_copy(fd);
+
+	igt_describe("Verify reading from newly created gem obejct works fine");
 	igt_subtest("read")
 		test_read(fd);
+
+	igt_describe("Verify writing into newly created gem object works fine");
 	igt_subtest("write")
 		test_write(fd);
+
+	igt_describe("Tests that mmap and mmap(wc) mappings to a gem object are "
+	       "coherent after cache flush");
 	igt_subtest("coherency")
 		test_coherency(fd);
+
+	igt_describe("Verify writing into prefaulted gem object works fine");
 	igt_subtest("write-prefaulted")
 		test_write_prefaulted(fd);
+
+	igt_describe("Tests read and subsequent write on buffer object");
 	igt_subtest("read-write")
 		test_read_write(fd, READ_BEFORE_WRITE);
+
+	igt_describe("Tests write and subsequent read on buffer object");
 	igt_subtest("write-read")
 		test_read_write(fd, READ_AFTER_WRITE);
+
+	igt_describe("Tests read before write using distinct mmap(wc) mappings to "
+	       "same buffer object");
 	igt_subtest("read-write-distinct")
 		test_read_write2(fd, READ_BEFORE_WRITE);
+
+	igt_describe("Tests write before read using distinct mmap(wc) mappings to "
+	       "same buffer object");
 	igt_subtest("write-read-distinct")
 		test_read_write2(fd, READ_AFTER_WRITE);
+
+	igt_describe("Verify concurrent access of a gem object by multiple threads work fine");
 	igt_subtest("fault-concurrent")
 		test_fault_concurrent(fd);
+
+	igt_describe("Checks the coherency of data written into gem object using cpu mmap and "
+	       "read from it using write combine mmap, having WC domain set");
 	igt_subtest("write-cpu-read-wc")
 		test_write_cpu_read_wc(fd, 1);
+
+        igt_describe("Checks the coherency of data written into gem object using cpu mmap and "
+               "read from it using write combine mmap, not having WC domain set");
 	igt_subtest("write-cpu-read-wc-unflushed")
 		test_write_cpu_read_wc(fd, 0);
 
 	igt_subtest_group {
 		igt_fixture gem_require_mappable_ggtt(fd);
+
+	        igt_describe("Checks the coherency of data written into gem object using write "
+		       "combine mmap and read from it using gtt mmap");
 		igt_subtest("write-wc-read-gtt")
 			test_write_wc_read_gtt(fd);
+
+		igt_describe("Checks the coherency of data written into gem object using gtt "
+		       "mmap and read from it using write combine mmap");
 		igt_subtest("write-gtt-read-gtt")
 			test_write_gtt_read_wc(fd);
 	}
 
+	igt_describe("Verify initial page faulting completes within a specified time");
 	igt_subtest("pf-nonblock")
 		test_pf_nonblock(fd);
+
 	igt_subtest("set-cache-level")
 		test_set_cache_level(fd);
 
-- 
2.28.0

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