linux-kernel - [PATCH 4.19 010/425] mtd: rawnand: atmel: Update ecc

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Message-Id: <20210520092131.673382500@linuxfoundation.org>
Date:   Thu, 20 May 2021 11:16:19 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        "Kai Stuhlemmer (ebee Engineering)" <kai.stuhlemmer@...e.de>,
        Tudor Ambarus <tudor.ambarus@...rochip.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>
Subject: [PATCH 4.19 010/425] mtd: rawnand: atmel: Update ecc_stats.corrected counter

From: Kai Stuhlemmer (ebee Engineering) <kai.stuhlemmer@...e.de>

commit 33cebf701e98dd12b01d39d1c644387b27c1a627 upstream.

Update MTD ECC statistics with the number of corrected bits.

Fixes: f88fc122cc34 ("mtd: nand: Cleanup/rework the atmel_nand driver")
Cc: stable@...r.kernel.org
Signed-off-by: Kai Stuhlemmer (ebee Engineering) <kai.stuhlemmer@...e.de>
Signed-off-by: Tudor Ambarus <tudor.ambarus@...rochip.com>
Signed-off-by: Miquel Raynal <miquel.raynal@...tlin.com>
Link: https://lore.kernel.org/linux-mtd/20210322150714.101585-1-tudor.ambarus@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/mtd/nand/raw/atmel/nand-controller.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

--- a/drivers/mtd/nand/raw/atmel/nand-controller.c
+++ b/drivers/mtd/nand/raw/atmel/nand-controller.c
@@ -826,10 +826,12 @@ static int atmel_nand_pmecc_correct_data
 							  NULL, 0,
 							  chip->ecc.strength);
 
-		if (ret >= 0)
+		if (ret >= 0) {
+			mtd->ecc_stats.corrected += ret;
 			max_bitflips = max(ret, max_bitflips);
-		else
+		} else {
 			mtd->ecc_stats.failed++;
+		}
 
 		databuf += chip->ecc.size;
 		eccbuf += chip->ecc.bytes;