From 648897a3f4638b39411a9347ea62f12ccf07f561 Mon Sep 17 00:00:00 2001
From: Akinobu Mita <akinobu.mita@gmail.com>
Date: Sat, 8 Sep 2012 01:48:08 +0900
Subject: [PATCH] --- yaml --- r: 332755 b: refs/heads/master c:
 ccaa67956cfef80776d72d134467235f0055c863 h: refs/heads/master i:   332753:
 868f71f60c9d17e6d88fe8f31ca8ac51397ca674   332751:
 037f87eb89f50e9c8d4c9593d3586e95ab3d2fae v: v3

---
 [refs]                                    |  2 +-
 trunk/drivers/mtd/tests/mtd_nandecctest.c | 26 +++++++++++++++++++++++
 2 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index c35a02df7edb..a3a6eaf4f6e0 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6060fb42a0bf93015d05c1a857b94894936f40ee
+refs/heads/master: ccaa67956cfef80776d72d134467235f0055c863
diff --git a/trunk/drivers/mtd/tests/mtd_nandecctest.c b/trunk/drivers/mtd/tests/mtd_nandecctest.c
index 204f796ed3e7..ff97b1070235 100644
--- a/trunk/drivers/mtd/tests/mtd_nandecctest.c
+++ b/trunk/drivers/mtd/tests/mtd_nandecctest.c
@@ -48,6 +48,27 @@ static void single_bit_error_data(void *error_data, void *correct_data,
 	__change_bit_le(offset, error_data);
 }
 
+static void no_bit_error(void *error_data, void *error_ecc,
+		void *correct_data, void *correct_ecc, const size_t size)
+{
+	memcpy(error_data, correct_data, size);
+	memcpy(error_ecc, correct_ecc, 3);
+}
+
+static int no_bit_error_verify(void *error_data, void *error_ecc,
+				void *correct_data, const size_t size)
+{
+	unsigned char calc_ecc[3];
+	int ret;
+
+	__nand_calculate_ecc(error_data, size, calc_ecc);
+	ret = __nand_correct_data(error_data, error_ecc, calc_ecc, size);
+	if (ret == 0 && !memcmp(correct_data, error_data, size))
+		return 0;
+
+	return -EINVAL;
+}
+
 static void single_bit_error_in_data(void *error_data, void *error_ecc,
 		void *correct_data, void *correct_ecc, const size_t size)
 {
@@ -70,6 +91,11 @@ static int single_bit_error_correct(void *error_data, void *error_ecc,
 }
 
 static const struct nand_ecc_test nand_ecc_test[] = {
+	{
+		.name = "no-bit-error",
+		.prepare = no_bit_error,
+		.verify = no_bit_error_verify,
+	},
 	{
 		.name = "single-bit-error-in-data-correct",
 		.prepare = single_bit_error_in_data,