From patchwork Wed Oct 30 11:27:25 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Danzberger X-Patchwork-Id: 1186652 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.openwrt.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=openwrt-devel-bounces+incoming=patchwork.ozlabs.org@lists.openwrt.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=dd-wrt.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="bzGj5QlH"; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=dd-wrt.com header.i=@dd-wrt.com header.b="ishTndAy"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4735mk4Xmdz9sPL for ; Wed, 30 Oct 2019 22:28:22 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Subject:MIME-Version:References: In-Reply-To:Message-Id:Date:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=qJ5VwvRBhD/cKoYSzisnBY8hdaj385sUJl+wrIYHdKs=; b=bzGj5QlHwMxPQG k3CTcoNQ7+YKEbmDeC/fD0tuvmD9hzSL45GNJq9ZCusWjj/RLjKXFWziYEkVUFOwbAeSx9mG+GrQ0 UuDM69pqo3K/PbFMv6RzEbIdI0IMO1LuyrfZeOpX7rQ/7N7G8TAn/vs0gDvH9cMdg6txzW+ykVug0 M5vtDSyWbI4U1Dei3gkpAY1zMWoGaj9PyM/vYU/lRMLaKT3fVBrP/8HBeYHVqq0G/1D7FwuCgcSLo WLSoDmA/RkF8knRg4c7S4fdgSkvyRzSjbAOJvJqrdt6KrVwolqnpyUM8oGfBc/+ZKCuoGMR645vgg oppFBlCth+xyZcWXaPsA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iPm9B-0000qc-RU; Wed, 30 Oct 2019 11:28:17 +0000 Received: from smtps.newmedia-net.de ([2a05:a1c0:0:de::167] helo=webmail.newmedia-net.de) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iPm8w-0000fX-Ea for openwrt-devel@lists.openwrt.org; Wed, 30 Oct 2019 11:28:05 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=dd-wrt.com; s=mikd; h=Subject:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-Id:Date:Cc:To:From; bh=Hc1bqNKOD+7HapCPZeN5YxdCOghT6MLfMX9TCjmPIiI=; b=ishTndAyPFhE3AdRmXSHcQkk8qJJP3M1HkbQFYyM1OyfVEpvDu9MqVlD+wT/0UmN8hqVy3IvtwFwU+MYn7Nig04sL33aopc6O+2NuO/qp/m7JqtUIxvjWZG2dkVWgAPhZP+HvIDRxeSnnA1FYq2fBguDe4JuVgfUiGYe4t6e7z8=; From: Daniel Danzberger To: openwrt-devel@lists.openwrt.org Date: Wed, 30 Oct 2019 12:27:25 +0100 Message-Id: <20191030112726.13106-3-daniel@dd-wrt.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191030112726.13106-1-daniel@dd-wrt.com> References: <20191030112726.13106-1-daniel@dd-wrt.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a05:a1c7:1:b101:819:5a9a:5145:d03a X-SA-Exim-Mail-From: daniel@dd-wrt.com X-Spam-Checker-Version: SpamAssassin 3.1.9 (2007-02-13) on webmail.newmedia-net.de X-Spam-Level: X-Spam-Status: No, score=-2.6 required=4.0 tests=BAYES_00,NO_RELAYS autolearn=ham version=3.1.9, No X-SA-Exim-Version: 4.2.1 (built Thu, 26 May 2011 15:22:33 +0200) X-SA-Exim-Scanned: Yes (on webmail.newmedia-net.de) X-NMN-MailScanner-Information: Please contact the ISP for more information X-NMN-MailScanner-ID: 1iPm8B-000189-CU X-NMN-MailScanner: Found to be clean X-NMN-MailScanner-From: daniel@dd-wrt.com X-Received: from [2a05:a1c7:1:b101:819:5a9a:5145:d03a] (helo=lappi.newmedia-net.de) by webmail.newmedia-net.de with esmtpa (Exim 4.72) (envelope-from ) id 1iPm8B-000189-CU; Wed, 30 Oct 2019 12:27:16 +0100 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191030_042803_193814_B7EB18FF X-CRM114-Status: UNSURE ( 8.58 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature Subject: [OpenWrt-Devel] [PATCH 2/3] ipq40xx: mtd m25p80: fix hang on device shutdown X-BeenThere: openwrt-devel@lists.openwrt.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daniel Danzberger Sender: "openwrt-devel" Errors-To: openwrt-devel-bounces+incoming=patchwork.ozlabs.org@lists.openwrt.org Signed-off-by: Daniel Danzberger --- .../401-mtd-m25p80-fix-shutdown-hang.patch | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 target/linux/ipq40xx/patches-4.19/401-mtd-m25p80-fix-shutdown-hang.patch diff --git a/target/linux/ipq40xx/patches-4.19/401-mtd-m25p80-fix-shutdown-hang.patch b/target/linux/ipq40xx/patches-4.19/401-mtd-m25p80-fix-shutdown-hang.patch new file mode 100644 index 0000000000..779f7ec4af --- /dev/null +++ b/target/linux/ipq40xx/patches-4.19/401-mtd-m25p80-fix-shutdown-hang.patch @@ -0,0 +1,21 @@ +diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c +index 270d3c95..39f90436 100644 +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -256,9 +256,16 @@ static int m25p_remove(struct spi_mem *spimem) + static void m25p_shutdown(struct spi_mem *spimem) + { + struct m25p *flash = spi_mem_get_drvdata(spimem); ++ u8 command[1]; ++ ++ command[0] = 0x66; ++ spi_write(spimem->spi, command, 1); ++ command[0] = 0x99; ++ spi_write(spimem->spi, command, 1); + + spi_nor_restore(&flash->spi_nor); + } ++ + /* + * Do NOT add to this array without reading the following: + *