selftests: firmware: Add request_firmware_into_buf tests

Add tests cases for checking request_firmware_into_buf api.
API was introduced into kernel with no testing present previously.

Signed-off-by: Scott Branden <scott.branden@broadcom.com>
Acked-by: Luis Chamberlain <mcgrof@kernel.org>
Acked-by: Shuah Khan <skhan@linuxfoundation.org>
Link: https://lore.kernel.org/r/20190822184005.901-3-scott.branden@broadcom.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 55 insertions, 2 deletions

diff --git a/tools/testing/selftests/firmware/fw_filesystem.sh b/tools/testing/selftests/firmware/fw_filesystem.sh
index f901076aa2ea..56894477c8bd 100755
--- a/tools/testing/selftests/firmware/fw_filesystem.sh
+++ b/tools/testing/selftests/firmware/fw_filesystem.sh
@@ -116,6 +116,16 @@ config_set_name()
 	echo -n $1 >  $DIR/config_name
 }
 
+config_set_into_buf()
+{
+	echo 1 >  $DIR/config_into_buf
+}
+
+config_unset_into_buf()
+{
+	echo 0 >  $DIR/config_into_buf
+}
+
 config_set_sync_direct()
 {
 	echo 1 >  $DIR/config_sync_direct
@@ -153,11 +163,14 @@ config_set_read_fw_idx()
 
 read_firmwares()
 {
-	if [ "$1" = "xzonly" ]; then
-		fwfile="${FW}-orig"
+	if [ "$(cat $DIR/config_into_buf)" == "1" ]; then
+		fwfile="$FW_INTO_BUF"
 	else
 		fwfile="$FW"
 	fi
+	if [ "$1" = "xzonly" ]; then
+		fwfile="${fwfile}-orig"
+	fi
 	for i in $(seq 0 3); do
 		config_set_read_fw_idx $i
 		# Verify the contents are what we expect.
@@ -194,6 +207,18 @@ test_batched_request_firmware_nofile()
 	echo "OK"
 }
 
+test_batched_request_firmware_into_buf_nofile()
+{
+	echo -n "Batched request_firmware_into_buf() nofile try #$1: "
+	config_reset
+	config_set_name nope-test-firmware.bin
+	config_set_into_buf
+	config_trigger_sync
+	read_firmwares_expect_nofile
+	release_all_firmware
+	echo "OK"
+}
+
 test_batched_request_firmware_direct_nofile()
 {
 	echo -n "Batched request_firmware_direct() nofile try #$1: "
@@ -259,6 +284,18 @@ test_batched_request_firmware()
 	echo "OK"
 }
 
+test_batched_request_firmware_into_buf()
+{
+	echo -n "Batched request_firmware_into_buf() $2 try #$1: "
+	config_reset
+	config_set_name $TEST_FIRMWARE_INTO_BUF_FILENAME
+	config_set_into_buf
+	config_trigger_sync
+	read_firmwares $2
+	release_all_firmware
+	echo "OK"
+}
+
 test_batched_request_firmware_direct()
 {
 	echo -n "Batched request_firmware_direct() $2 try #$1: "
@@ -308,6 +345,10 @@ for i in $(seq 1 5); do
 done
 
 for i in $(seq 1 5); do
+	test_batched_request_firmware_into_buf $i normal
+done
+
+for i in $(seq 1 5); do
 	test_batched_request_firmware_direct $i normal
 done
 
@@ -328,6 +369,10 @@ for i in $(seq 1 5); do
 done
 
 for i in $(seq 1 5); do
+	test_batched_request_firmware_into_buf_nofile $i
+done
+
+for i in $(seq 1 5); do
 	test_batched_request_firmware_direct_nofile $i
 done
 
@@ -351,6 +396,10 @@ for i in $(seq 1 5); do
 done
 
 for i in $(seq 1 5); do
+	test_batched_request_firmware_into_buf $i both
+done
+
+for i in $(seq 1 5); do
 	test_batched_request_firmware_direct $i both
 done
 
@@ -371,6 +420,10 @@ for i in $(seq 1 5); do
 done
 
 for i in $(seq 1 5); do
+	test_batched_request_firmware_into_buf $i xzonly
+done
+
+for i in $(seq 1 5); do
 	test_batched_request_firmware_direct $i xzonly
 done