From nobody Wed Dec 17 03:34:00 2025 Received: from cstnet.cn (smtp84.cstnet.cn [159.226.251.84]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0E0E71991B6; Mon, 26 May 2025 03:44:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.84 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748231086; cv=none; b=q8SMMI29GRKf12cMKkPzDk9EpXtTU8AoaHEQfJg2b5wnxtwopKDFKzRDMIjP9Wiiu3Vbw4wiAX+qJcoVaigbMGVk76EiQfJq5hiAZaLJgeGJ8l4QOEeJH2OjaAl9Cpq/3ATAPbQCa4oq+gl0I2/AoVftYEHCQg5AmFdxUsqyCeg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748231086; c=relaxed/simple; bh=hDOkeb1ifPk+Hydf4a/gPJBIfrZrr+ugw6O3xDS0YKM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=fTN8+XvS2igGRiMgEyDLZjLAL1Qll2L5SqDW4vtDOjoJ4hUJOwZU0WXZiwvYcKEUeXGnOvVMPD8EezNKsAlKJ1MwHiTABt74rJyFjMtGAAJCovcTaEtXs9ug+XsRo+gKw2f9IGStn4n9Uv5p9oUhQU3zNgQrmEWiwlAT9EovNQ4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.84 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from localhost.localdomain (unknown [124.16.141.245]) by APP-05 (Coremail) with SMTP id zQCowAC3QRCS4zNoQrYKAA--.5221S2; Mon, 26 May 2025 11:44:20 +0800 (CST) From: Wentao Liang To: miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, wens@csie.org, jernej.skrabec@gmail.com, samuel@sholland.org Cc: ruanjinjie@huawei.com, u.kleine-koenig@baylibre.com, linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, Wentao Liang , stable@vger.kernel.org Subject: [PATCH] mtd: nand: sunxi: Add randomizer configuration in sunxi_nfc_hw_ecc_write_chunk Date: Mon, 26 May 2025 11:43:44 +0800 Message-ID: <20250526034344.517-1-vulab@iscas.ac.cn> X-Mailer: git-send-email 2.42.0.windows.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: zQCowAC3QRCS4zNoQrYKAA--.5221S2 X-Coremail-Antispam: 1UD129KBjvdXoW7Gw1UWF1UXw4rZr1UXryftFb_yoWkKwb_W3 yIvrykKr1DCrZ5JF1xuF4xCryxtw4UWa1vqFnIqrZxAan3XryxJ3sxZF1vyF18WF1jkFyF y3sYv3W2y347XjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUb3xFF20E14v26r4j6ryUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_Ar0_tr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Cr0_ Gr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v26rxl6s 0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xII jxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr 1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7M4IIrI8v6xkF7I0E8cxa n2IY04v7MxkF7I0En4kS14v26r1q6r43MxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4 AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE 17CEb7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMI IF0xvE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4l IxAIcVC2z280aVAFwI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvf C2KfnxnUUI43ZEXa7VUbGQ6JUUUUU== X-CM-SenderInfo: pyxotu46lvutnvoduhdfq/1tbiBgsOA2gzt8ibngABsg Content-Type: text/plain; charset="utf-8" The function sunxi_nfc_hw_ecc_write_chunk() calls the sunxi_nfc_hw_ecc_write_chunk(), but does not call the configuration function sunxi_nfc_randomizer_config(). Consequently, the randomization might not conduct correctly, which will affect the lifespan of NAND flash. A proper implementation can be found in sunxi_nfc_hw_ecc_write_page_dma(). Add the sunxi_nfc_randomizer_config() to config randomizer. Fixes: 4be4e03efc7f ("mtd: nand: sunxi: add randomizer support") Cc: stable@vger.kernel.org # v4.6 Signed-off-by: Wentao Liang --- drivers/mtd/nand/raw/sunxi_nand.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi= _nand.c index 9179719f639e..162cd5f4f234 100644 --- a/drivers/mtd/nand/raw/sunxi_nand.c +++ b/drivers/mtd/nand/raw/sunxi_nand.c @@ -1050,6 +1050,7 @@ static int sunxi_nfc_hw_ecc_write_chunk(struct nand_c= hip *nand, if (ret) return ret; =20 + sunxi_nfc_randomizer_config(nand, page, false); sunxi_nfc_randomizer_enable(nand); sunxi_nfc_hw_ecc_set_prot_oob_bytes(nand, oob, 0, bbm, page); =20 --=20 2.42.0.windows.2