From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E5EB3C2D0EF for ; Fri, 17 Apr 2020 14:27:17 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B279120857 for ; Fri, 17 Apr 2020 14:27:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="HXdoyDIe"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="QShcQD3/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B279120857 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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:MIME-Version:Message-Id:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=6I5Ze1mlQRkdyGcHKSKdYblQSnXJ/DSDHKi3Opxkz4Y=; b=HXdoyDIedbrYZw gwovzAL3bZPbCsyI9Kw0JCeGTPpDm3PYk748UqwMn5jrcWzWNCVkCJhVpxen23UqHKhHiA7ujuSDn T4enCaWrV/t7AX70pxtPjUxcQDRJLfMmcMWt8+HZULb/GgzhFrIlIh+S41b+GzooIV48foEQ5Dp0j VerjqOlvJy9hb9ldRx7wO0hML18+OkOSehhurjlIxSJ0JpGIYfXV+Mf7jZ5hUmqMDDNHAO96otAR9 uYYcW+fBkFIs0a93f0qftJwPJOmVaOXUHGITU3UM6UpM+D74Pe5vcanC6BhxN1FbTDJnruRtuERyk I60c55aC+lxxgPdiSj5Q==; 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 1jPRxc-0005Br-53; Fri, 17 Apr 2020 14:27:16 +0000 Received: from mail-wr1-x441.google.com ([2a00:1450:4864:20::441]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jPRxN-00053G-ER for linux-arm-kernel@lists.infradead.org; Fri, 17 Apr 2020 14:27:03 +0000 Received: by mail-wr1-x441.google.com with SMTP id t14so3231168wrw.12 for ; Fri, 17 Apr 2020 07:27:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=PHFxusB8wA5WqPB2sIr0XZtrSers8hydd/1i7jfoyIM=; b=QShcQD3/K5G7PhsyLb+vZfLdWTAN41ha5G6ulcEMrf8GhM4uaK8YsBVonWPtth9WWd 6oTIBmj5FiXyMmvQAPoHg8pNnBD2gXKAYBOIlXjMYEIjzC7LvvtX1KetO0yjpjteIS/B S318g17YhYlnT4VwdAqdus2oUwoYJE0KnO3JZ8Fi/kZcUmY5o/ictTKsVa+uH2IOCogP YaYD0eN6kpvhE+TwSaXN1MwETTHUaNqEPQVdAg2eEOec0cc48M33gkY3vEE0dZDrcXby n9+QDI02e/PYKnPObUk1C8WZ0LtUtNeThWDUVy8icysQamXRYzki1uCbUNlXk0w89lLL W8Og== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=PHFxusB8wA5WqPB2sIr0XZtrSers8hydd/1i7jfoyIM=; b=HSrBF2SWJy8WN/IXyQdwd9z2udPgJz5j17U0WPmF+BQwg1oyqJ2rwee8bDjJXOMqdu jIjHlh7S8Io9J45tQhLikutus2hizy+XPxc+r99axPum7SC97XRkwvteKpwLySuVLNwb k5EVq9j9FNBNghKXEE+/3x8cWIbreD/X6XYDvMMyfxxkeGuOqk3JfdoWDzIJkk6MNYma hfJlH74SNh0IZJP7nBA6XAWMWEgy/72OgChJpJQ8CY3UOy5R8DREX6fpjjIY6gl6fAAN EFZSn2P8O5a2F/DJYgzMaMkF7TtCWgaOQo37mc6aQ1CXC8UHwenQbiya/kOGS9VuOaha eIqw== X-Gm-Message-State: AGi0Pub3tXJMpHpo231GOLcwl3mV3QI6p6YFqt08eLwfTu5+ghuZbueO 1TPTPQjXGQG2AbshEyQlF/eDvA== X-Google-Smtp-Source: APiQypIQeo4qw1hhOGPpOoyM89JM24bpa+h+F3bZbfjwtpTKTN/uPVbfWNixkdcH2WIW7Jp6P6/ENA== X-Received: by 2002:adf:97ce:: with SMTP id t14mr4271829wrb.263.1587133619437; Fri, 17 Apr 2020 07:26:59 -0700 (PDT) Received: from localhost.localdomain ([2001:171b:226b:54a0:116c:c27a:3e7f:5eaf]) by smtp.gmail.com with ESMTPSA id a205sm7863556wmh.29.2020.04.17.07.26.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Apr 2020 07:26:58 -0700 (PDT) From: Jean-Philippe Brucker To: linux-mtd@lists.infradead.org Subject: [PATCH] mtd: cfi_cmdset_0001: Support the absence of protection registers Date: Fri, 17 Apr 2020 16:23:26 +0200 Message-Id: <20200417142325.2931423-1-jean-philippe@linaro.org> X-Mailer: git-send-email 2.26.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200417_072702_011176_0440C3B1 X-CRM114-Status: GOOD ( 13.39 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jean-Philippe Brucker , vigneshr@ti.com, richard@nod.at, miquel.raynal@bootlin.com, sudeep.holla@arm.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org VGhlIGZsYXNoIGNvbnRyb2xsZXIgaW1wbGVtZW50ZWQgYnkgdGhlIEFybSBCYXNlIHBsYXRmb3Jt IGJlaGF2ZXMgbGlrZQp0aGUgSW50ZWwgU3RyYXRhRmxhc2ggSjMgZGV2aWNlLCBidXQgb21pdHMg c2V2ZXJhbCBmZWF0dXJlcy4gSW4KcGFydGljdWxhciBpdCBkb2Vzbid0IGltcGxlbWVudCBhIHBy b3RlY3Rpb24gcmVnaXN0ZXIsIHNvICJOdW1iZXIgb2YKUHJvdGVjdGlvbiByZWdpc3RlciBmaWVs ZHMiIGluIHRoZSBQcmltYXJ5IFZlbmRvci1TcGVjaWZpYyBFeHRlbmRlZApRdWVyeSwgaXMgMC4K ClRoZSBJbnRlbCBTdHJhdGFGbGFzaCBKMyBkYXRhc2hlZXQgb25seSBsaXN0cyAxIGFzIGEgdmFs aWQgdmFsdWUgZm9yCk51bVByb3RlY3Rpb25GaWVsZHMuIEl0IGRlc2NyaWJlcyB0aGUgZmllbGQg YXM6CgoJIk51bWJlciBvZiBQcm90ZWN0aW9uIHJlZ2lzdGVyIGZpZWxkcyBpbiBKRURFQyBJRCBz cGFjZS4KCeKAnDAwaCzigJ0gaW5kaWNhdGVzIHRoYXQgMjU2IHByb3RlY3Rpb24gYnl0ZXMgYXJl IGF2YWlsYWJsZSIKCldoaWxlIGEgdmFsdWUgb2YgMCBtYXkgYXJndWFibHkgbm90IGJlIGFyY2hp dGVjdHVyYWxseSB2YWxpZCwgdGhlCmRyaXZlcidzIGN1cnJlbnQgYmVoYXZpb3IgaXMgY2VydGFp bmx5IHdyb25nOiBpZiBOdW1Qcm90ZWN0aW9uRmllbGRzIGlzCjAsIHJlYWRfcHJpX2ludGVsZXh0 KCkgYWRkcyBhIG5lZ2F0aXZlIHZhbHVlIHRvIHRoZSB1bnNpZ25lZCBleHRyYV9zaXplLAphbmQg ZW5kcyB1cCBpbiBhbiBpbmZpbml0ZSBsb29wLgoKRml4IGl0IGJ5IGlnbm9yaW5nIGEgTnVtUHJv dGVjdGlvbkZpZWxkcyBvZiAwLgoKU2lnbmVkLW9mZi1ieTogSmVhbi1QaGlsaXBwZSBCcnVja2Vy IDxqZWFuLXBoaWxpcHBlQGxpbmFyby5vcmc+Ci0tLQpJIGd1ZXNzIHRoaXMgZmxhc2ggZGV2aWNl IGhhcyBuZXZlciBiZWVuIHRlc3RlZCBvbiBMaW51eC4gVGhlIGJ1ZyBzaG93ZWQKdXAgd2hlbiB0 cnlpbmcgdG8gYm9vdCB0aGUgbGF0ZXN0IGFybTY0IGRlZmNvbmZpZywgd2hpY2ggZW5hYmxlZApD T05GSUdfTVREX1BIWVNNQVBfT0YsIG9uIHRoZSBSZXZDIEZhc3RNb2RlbC4gV2l0aG91dCB0aGlz IGNvbmZpZyBvcHRpb24KdGhlIGRldmljZSBpc24ndCBwcm9iZWQuCi0tLQogZHJpdmVycy9tdGQv Y2hpcHMvY2ZpX2NtZHNldF8wMDAxLmMgfCAxMyArKysrKysrKy0tLS0tCiAxIGZpbGUgY2hhbmdl ZCwgOCBpbnNlcnRpb25zKCspLCA1IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMv bXRkL2NoaXBzL2NmaV9jbWRzZXRfMDAwMS5jIGIvZHJpdmVycy9tdGQvY2hpcHMvY2ZpX2NtZHNl dF8wMDAxLmMKaW5kZXggMTQyYzBmOTQ4NWZlMS4uNDIwMDFjNDk4MzNiOSAxMDA2NDQKLS0tIGEv ZHJpdmVycy9tdGQvY2hpcHMvY2ZpX2NtZHNldF8wMDAxLmMKKysrIGIvZHJpdmVycy9tdGQvY2hp cHMvY2ZpX2NtZHNldF8wMDAxLmMKQEAgLTQyMCw4ICs0MjAsOSBAQCByZWFkX3ByaV9pbnRlbGV4 dChzdHJ1Y3QgbWFwX2luZm8gKm1hcCwgX191MTYgYWRyKQogCQlleHRyYV9zaXplID0gMDsKIAog CQkvKiBQcm90ZWN0aW9uIFJlZ2lzdGVyIGluZm8gKi8KLQkJZXh0cmFfc2l6ZSArPSAoZXh0cC0+ TnVtUHJvdGVjdGlvbkZpZWxkcyAtIDEpICoKLQkJCSAgICAgIHNpemVvZihzdHJ1Y3QgY2ZpX2lu dGVsZXh0X290cGluZm8pOworCQlpZiAoZXh0cC0+TnVtUHJvdGVjdGlvbkZpZWxkcykKKwkJCWV4 dHJhX3NpemUgKz0gKGV4dHAtPk51bVByb3RlY3Rpb25GaWVsZHMgLSAxKSAqCisJCQkJICAgICAg c2l6ZW9mKHN0cnVjdCBjZmlfaW50ZWxleHRfb3RwaW5mbyk7CiAJfQogCiAJaWYgKGV4dHAtPk1p bm9yVmVyc2lvbiA+PSAnMScpIHsKQEAgLTY5NSwxNCArNjk2LDE2IEBAIHN0YXRpYyBpbnQgY2Zp X2ludGVsZXh0X3BhcnRpdGlvbl9maXh1cChzdHJ1Y3QgbXRkX2luZm8gKm10ZCwKIAkgKi8KIAlp ZiAoZXh0cCAmJiBleHRwLT5NYWpvclZlcnNpb24gPT0gJzEnICYmIGV4dHAtPk1pbm9yVmVyc2lv biA+PSAnMycKIAkgICAgJiYgZXh0cC0+RmVhdHVyZVN1cHBvcnQgJiAoMSA8PCA5KSkgeworCQlp bnQgb2ZmcyA9IDA7CiAJCXN0cnVjdCBjZmlfcHJpdmF0ZSAqbmV3Y2ZpOwogCQlzdHJ1Y3QgZmxj aGlwICpjaGlwOwogCQlzdHJ1Y3QgZmxjaGlwX3NoYXJlZCAqc2hhcmVkOwotCQlpbnQgb2Zmcywg bnVtcmVnaW9ucywgbnVtcGFydHMsIHBhcnRzaGlmdCwgbnVtdmlydGNoaXBzLCBpLCBqOworCQlp bnQgbnVtcmVnaW9ucywgbnVtcGFydHMsIHBhcnRzaGlmdCwgbnVtdmlydGNoaXBzLCBpLCBqOwog CiAJCS8qIFByb3RlY3Rpb24gUmVnaXN0ZXIgaW5mbyAqLwotCQlvZmZzID0gKGV4dHAtPk51bVBy b3RlY3Rpb25GaWVsZHMgLSAxKSAqCi0JCSAgICAgICBzaXplb2Yoc3RydWN0IGNmaV9pbnRlbGV4 dF9vdHBpbmZvKTsKKwkJaWYgKGV4dHAtPk51bVByb3RlY3Rpb25GaWVsZHMpCisJCQlvZmZzID0g KGV4dHAtPk51bVByb3RlY3Rpb25GaWVsZHMgLSAxKSAqCisJCQkgICAgICAgc2l6ZW9mKHN0cnVj dCBjZmlfaW50ZWxleHRfb3RwaW5mbyk7CiAKIAkJLyogQnVyc3QgUmVhZCBpbmZvICovCiAJCW9m ZnMgKz0gZXh0cC0+ZXh0cmFbb2ZmcysxXSsyOwotLSAKMi4yNi4wCgoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5n IGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5p bmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=