[igt-dev] [PATCH i-g-t 1/2] i915/gem_softpin: Added test description for test case.

[sai.gowtham.ch at intel.com]

From: Sai Gowtham Ch <sai.gowtham.ch at intel.com>

Added test description for test and to all the subtests that are
available.

Cc: Kamil Konieczny <kamil.konieczny at linux.intel.com>
Signed-off-by: Sai Gowtham Ch <sai.gowtham.ch at intel.com>
---
 tests/i915/gem_softpin.c | 40 ++++++++++++++++++++++++++++++++++++++--
 1 file changed, 38 insertions(+), 2 deletions(-)

diff --git a/tests/i915/gem_softpin.c b/tests/i915/gem_softpin.c
index b851c90e..153f5f6b 100644
--- a/tests/i915/gem_softpin.c
+++ b/tests/i915/gem_softpin.c
@@ -32,6 +32,10 @@
 #include "igt_rand.h"
 #include "intel_allocator.h"
 
+IGT_TEST_DESCRIPTION("Tests softpin feature with normal usage, invalid inputs"
+		     " scenarios and couple of eviction tests which copy buffers"
+		     " between CPU and GPU.");
+
 #define EXEC_OBJECT_PINNED	(1<<4)
 #define EXEC_OBJECT_SUPPORTS_48B_ADDRESS (1<<3)
 
@@ -1248,6 +1252,7 @@ igt_main
 		ctx = intel_ctx_create_all_physical(fd);
 	}
 
+	igt_describe("Check that invalid inputs are handled correctly.");
 	igt_subtest("invalid")
 		test_invalid(fd);
 
@@ -1258,64 +1263,95 @@ igt_main
 			igt_require(gem_uses_full_ppgtt(fd));
 		}
 
+		igt_describe("Check full placement control under full-ppGTT.");
 		igt_subtest("zero")
 			test_zero(fd);
 
+		igt_describe("Check the last 32b page is excluded.");
 		igt_subtest("32b-excludes-last-page")
 			test_32b_last_page(fd);
 
+		igt_describe("Check the total occupancy by using pad-to-size to fill"
+			     " the entire GTT.");
 		igt_subtest("full")
 			test_full(fd);
 
+		igt_describe("Check that we can place objects at start/end of the GTT"
+			     " using the allocator.");
 		igt_subtest("allocator-basic")
 			test_allocator_basic(fd, false);
 
+		igt_describe("Check that if we can reserve a space for an object"
+			     " starting from a given offset.");
 		igt_subtest("allocator-basic-reserve")
 			test_allocator_basic(fd, true);
 
+		igt_describe("Check that we can combine manual placement with automatic"
+			     " GTT placement.");
 		igt_subtest("allocator-nopin")
 			test_allocator_nopin(fd, false);
 
+		igt_describe("Check that we can combine manual placement with automatic"
+			     " GTT placement and reserves/unreserves space for objects.");
 		igt_subtest("allocator-nopin-reserve")
 			test_allocator_nopin(fd, true);
 
+		igt_describe("Check if multiple processes can use alloctor.");
 		igt_subtest("allocator-fork")
 			test_allocator_fork(fd);
 
+		igt_describe("Exercise eviction with softpinning.");
 		test_each_engine("allocator-evict", fd, ctx, e)
 			test_allocator_evict(fd, ctx, e->flags, 20);
 
-		igt_describe("Use same offset for all engines and for different handles");
+		igt_describe("Use same offset for all engines and for different handles.");
 		igt_subtest("evict-single-offset")
 			evict_single_offset(fd, ctx, 20);
 	}
 
-	igt_describe("Check start offset and alignment detection");
+	igt_describe("Check start offset and alignment detection.");
 	igt_subtest("safe-alignment")
 		safe_alignment(fd);
 
+	igt_describe("Check softpinning of a gem buffer object.");
 	igt_subtest("softpin")
 		test_softpin(fd);
+
+	igt_describe("Check all the possible pages aligned overlaps.");
 	igt_subtest("overlap")
 		test_overlap(fd);
+
+	igt_describe("Check that if the user demands the vma will be swapped.");
 	igt_subtest("reverse")
 		test_reverse(fd);
 
+	igt_describe("Check that noreloc support works.");
 	igt_subtest("noreloc")
 		test_noreloc(fd, NOSLEEP, 0);
+
+	igt_describe("Check noreloc support with interruptible.");
 	igt_subtest("noreloc-interruptible")
 		test_noreloc(fd, NOSLEEP, INTERRUPTIBLE);
+
+	igt_describe("Check noreloc survives after suspend to RAM/resume cycle.");
 	igt_subtest("noreloc-S3")
 		test_noreloc(fd, SUSPEND, 0);
+
+	igt_describe("Check noreloc survives after suspend to disk/resume cycle.");
 	igt_subtest("noreloc-S4")
 		test_noreloc(fd, HIBERNATE, 0);
 
 	for (int signal = 0; signal <= 1; signal++) {
+		igt_describe_f("Check eviction with active bo %s.", signal ? "with interrupts" : "");
 		igt_subtest_f("evict-active%s", signal ? "-interruptible" : "")
 			test_evict_active(fd, signal);
+
+		igt_describe_f("Check eviction against snooping %s.", signal ? "with interrupts" : "");
 		igt_subtest_f("evict-snoop%s", signal ? "-interruptible" : "")
 			test_evict_snoop(fd, signal);
 	}
+
+	igt_describe("Check eviction of softpinned bo with hung batch.");
 	igt_subtest("evict-hang")
 		test_evict_hang(fd);
 
-- 
2.35.1