From nobody Fri Oct 3 23:11:33 2025 Received: from DU2PR03CU002.outbound.protection.outlook.com (mail-northeuropeazon11021097.outbound.protection.outlook.com [52.101.65.97]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 276BA1EC01D; Sat, 23 Aug 2025 16:01:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.101.65.97 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755964892; cv=fail; b=opwPUEYBGmgpYhr+OGzR0ORfOM/3NL4vTpyTvKdExZU7Wia0c+ZlzIVfJ9coPdmVhxuiNVx01dCD+jJER69/HBfQJrzO2dVlakCNq3pw7IAvZUDiifh2D0/969B9N54ZuQRe6OPGh/xnuA19AWHZcpz6zO1y2Eq9pCWS4VCv/mg= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755964892; c=relaxed/simple; bh=yfVgRyVAlRoU3SzK1GEy9nQvaGLglKASwFFrlb9QsS4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=b388eUiRgE0eviOrjGH87JEAjkCWoUnVXzGopZc4eRABFIroxP0ZeyUv3LtKj6iYa43Zg/T+kPwzDiPoTEqN1WAczWDked4ptviKnLUOG139uOUzyO2RwE19niU2XU3WMrH53YC6PwwkkgnpWPbASVXjANL6vYSNZPTc1TwhOts= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=iopsys.eu; spf=pass smtp.mailfrom=genexis.eu; dkim=pass (2048-bit key) header.d=iopsys.eu header.i=@iopsys.eu header.b=ORy/y8Z1; arc=fail smtp.client-ip=52.101.65.97 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=iopsys.eu Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=genexis.eu Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=iopsys.eu header.i=@iopsys.eu header.b="ORy/y8Z1" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=IQtDQkFSqGhwtQsaHouCCLttPUscilMKrewe5yZrEnifPoMCXXWcQ36VNg45m08WK9jbLJPMVqiRbaPU5HlSuM3BHKc0yB2h5wY+k/DvVIL4hfhW5JqL1QKC9ecujqL0pFtBXLR0HtDTqlqhrFrefGSCMmLs/WcTofTxCSNjbLlVZh3rmBtBPugpHx/gSUhd9QYPBtXN+b5pQ398BTZK8pyFN+26wAAahzFXYhUZfvmw5OsOIZ2Ybdgzqzy5XszTOYryTldWVWsHkIG097i4+kaoQWkM8q8fv7DhfrpbtSE+8YKGfK8ArcODhY6Cx53DeKPw/zdgFqlZZMY7NuB2lA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=afEq9bHX/2s3KBTTklyPlyvAIAF9EeHEPeuOYA/bDc0=; b=lXlKHViPdDJNBN+lm2itsSdzpgIgepwAihEikYGtFpI0Nu8p5onZY8pQxwyXvUl2Hh/fhrrbAf74UsSWROOsFbIug5hxbC+9dQszGippcVPHoDLkCJC5ty+8n3SoY99EsRBB83j72VrZHpTC/mMTVUt+f2zkkoGEVIlIArGoiWZFuqY5R2/Qlp4OaFomEgtmZOmJh6b+odO1jWPcHtp04+8++GXmH9rD9xSc5n6k9J5+2ngyQvVSMhhCtScfE3AeSyaz/gUpRLD5c398EclIA2S2N3g7CPUT6/VhNC7JSlWuj4YvQFoUVa7N+Jl8chc8TqYVRTvftLqgxmWdikPf+A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=genexis.eu; dmarc=pass action=none header.from=iopsys.eu; dkim=pass header.d=iopsys.eu; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=iopsys.eu; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=afEq9bHX/2s3KBTTklyPlyvAIAF9EeHEPeuOYA/bDc0=; b=ORy/y8Z1gRc3sQ/5M6XcKwuaVlwrF4ETiv4fIEumWF1+sp/Oc7wfjCxy3uCYWvZ6rSaPgjMDPpckylGmi57HD0rFhDUKOJaeA8GGpPF1hxufw+lSJDuv47weU0R4bV8h1q0+wC+yeomnBYz2rol5iVldfYwrmu1llpIu2UCWPLaQydQpkUW/Udg9FwboDV6BKbZLSW/xdUvBh/QymCRl9qoi/YpwzkzwGLpw30xB3CcZu4xwO7kD4HBYhPzEIk6nuUHYOpu+LEllAoqz5oKLm+3peWYSTRIQxdDdZFQSo4i2GkdRl0kYwIinb9FY54T6lwWNOItxVlrEy26Yn2ZafQ== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=iopsys.eu; Received: from GV2PR08MB8121.eurprd08.prod.outlook.com (2603:10a6:150:7d::22) by DU0PR08MB7519.eurprd08.prod.outlook.com (2603:10a6:10:321::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9052.15; Sat, 23 Aug 2025 16:01:25 +0000 Received: from GV2PR08MB8121.eurprd08.prod.outlook.com ([fe80::4cd3:da80:2532:daa0]) by GV2PR08MB8121.eurprd08.prod.outlook.com ([fe80::4cd3:da80:2532:daa0%4]) with mapi id 15.20.9031.018; Sat, 23 Aug 2025 16:01:25 +0000 From: Mikhail Kshevetskiy To: Lorenzo Bianconi , Ray Liu , Mark Brown , AngeloGioacchino Del Regno , Andy Shevchenko , linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, Jyothi Kumar Seerapu Cc: Mikhail Kshevetskiy , Frieder Schrempf Subject: [PATCH v5 01/13] spi: airoha: return an error for continuous mode dirmap creation cases Date: Sat, 23 Aug 2025 19:01:04 +0300 Message-ID: <20250823160116.3762730-2-mikhail.kshevetskiy@iopsys.eu> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250823160116.3762730-1-mikhail.kshevetskiy@iopsys.eu> References: <20250823001626.3641935-1-mikhail.kshevetskiy@iopsys.eu> <20250823160116.3762730-1-mikhail.kshevetskiy@iopsys.eu> Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: GV2PEPF00007568.SWEP280.PROD.OUTLOOK.COM (2603:10a6:158:401::3e6) To GV2PR08MB8121.eurprd08.prod.outlook.com (2603:10a6:150:7d::22) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: GV2PR08MB8121:EE_|DU0PR08MB7519:EE_ X-MS-Office365-Filtering-Correlation-Id: 2b58ee96-2ed8-4337-8bf4-08dde25e4fd3 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|52116014|7416014|376014|1800799024|38350700014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?gy+PzYtzEqjyyOKkMI2mNV3vV3qnpvw53h4+baZ8LS/KGiVt8I9hEqn2qgeo?= =?us-ascii?Q?6LzkgQg+AEwDltjNuAdSg3C4Td69a/vyxU2kKkLLoMxgrOqKDkY5n3mQ29sX?= =?us-ascii?Q?6a8sBlpbd0CnswPKGjMpIBZA99OgStqLYIpwPWAtcyCwH7Un35WFZ/meaWyJ?= =?us-ascii?Q?9hZFgmB93BcJhRcM91tbLCwDuOFC1qri3plpMH0Xf1SDHVSeBjW1jKUVCLyk?= =?us-ascii?Q?XVuaNTk2AE4tpTZFiYUxT/lCgmQ+etb/L+xvuojlZPFVhgNmMKBiiSljrfzs?= =?us-ascii?Q?vEQMsu8qycF/P4q9W1we1vFl3JziDXt7KnyemU1MBgX2tGKDxqvoZ8XKQkV1?= =?us-ascii?Q?L6f/YvsbQLy97eDTlKzICqjnb4u5sUuj7pLuPbdA0q4HemGE6tnBw0BKvbbM?= =?us-ascii?Q?TAR0AudyW0zLuMx62MEjQH1Ny+YPvqk6Ma5VmvIYiddfnv12BqZe2UZGKpTU?= =?us-ascii?Q?46NEexmzw2jixF3kDpFpDnCYBn+oL1Y2tVHgjSXxWMi+5zAGVGfh9tyWE8xb?= =?us-ascii?Q?GMVjj4v+PuiojG+EFJI31KDI/wuDv6aReVuVTWdsuMjEqjlAClrjIjX4IOeQ?= =?us-ascii?Q?Ob9OHiUFP6TNCWkPrgfey3bSCdB8/QPzB5XqxC/mVF+i2Uq/i55n11QHoAXX?= =?us-ascii?Q?XeAw/CK4JcpS0VDmZk2a33yaQDnDbwXTso7HCYUpLOZemBng6zbhH7GhEP+y?= =?us-ascii?Q?dyAVeprG3uPZss5UsEwEcuQBhr4dodzjBy4ftwpSJbdpKiBxbmftvufjDBqJ?= =?us-ascii?Q?CTyKc2Rnb2IPBG9k47gSuOaG0nHqGtD+nv/K5JiqvRa5EwBeB30CVniFC+V9?= =?us-ascii?Q?gmw8EQLGIiCGLLruPcabzLpm/23fNRDyruhxZ8FsxN7EfEy8KcYd3BTsaz7u?= =?us-ascii?Q?C/wlE7QTqDEI8YuvZ5396+zDjEbqGNcz70Hf5M2HFaA+Fqq3dvakKMyqvajq?= =?us-ascii?Q?1llOolBFONI3WwflGNx4GTuiuMX3eLqond7sniVry0r+YYFB8wYF+VgdWX0V?= =?us-ascii?Q?cvNkB7yuRQtHaZJM9Z/K86TGfmEDBZ5BPB+dTSy4mOdhnL63Mqc5ki8nz6vb?= =?us-ascii?Q?L5il6ehfgMn//hRMpTzQtKsei/C6SM2hXeRZMlJuTfrOXknBQepna0IF6USi?= =?us-ascii?Q?SelJyT7SSrKK6lsCK4A5Hq2QZ5VH/v4Wdbpt9djZ16u/oBr9wlBN1gGYp4Cj?= =?us-ascii?Q?JqTfETdsvrSPJp46ZECyGMoEVzVd8lDh1DlnpY6BSgJLR9m8sMVvL9jvbBEN?= =?us-ascii?Q?wNRzyUeKlG0Z5yIhq3y7S33voxZD9NZGyRXH+6Roru/7rhYUfgUtBDbzaEi6?= =?us-ascii?Q?ArIN6WbpWQdAvB45mteAILBGGLP6iNDGqp+9cvIEEq981uJ8VvPtEa2p5cmw?= =?us-ascii?Q?RIglaaewk3XkOI51C1dutHJntsdABEA4LMfdNeq1r9is4XHY2coY92xwj9oj?= =?us-ascii?Q?bhLrRkLKA1he37bHfWQZwOwKHrgihQFJuW/43bHKP5vUylVAVnZFlQ=3D=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:GV2PR08MB8121.eurprd08.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(52116014)(7416014)(376014)(1800799024)(38350700014);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?IL8TqBN+ARdFtjAyTxwuGiFTQHSL7fs8+T6kvnvSsucZY9T6wpBfr4G2h2aD?= =?us-ascii?Q?t+x+7CW8fPP6IzKqFB7ZzY0+ENZ7jTeXBiooKJgN7yVfDoTbV/OUNZMmttvL?= =?us-ascii?Q?NvesDhgcmLhjfIPsO2Ke64py0u+56pOebKOxhBBQVR9JimTqN7gTPtOKh+x9?= =?us-ascii?Q?4fDNBE/qdMs90A7DqYEEZCLsf6MiOwVpC4HHJtCNwCXssxCPl0aboYGuaCW6?= =?us-ascii?Q?bBregL6u8tqMeonegOrkzMbhnBjhtl1x9f+Dphpl9eGYkkeC1BJwtQbpneG7?= =?us-ascii?Q?YAy/c9ZlOiTQUVWJHQiD2q+HB9LXDDn1ZrH1n8syHXS9z53DY9QZpT2OdNcI?= =?us-ascii?Q?3kFt2CwJYQj9zgSIuAm/xoiR56YHP4bq1GMtc3Y/BNCZmv6jLbV2FDp0TJIA?= =?us-ascii?Q?lniZ5A3gz/CotLQN4ogwSxNRqxJkLMPTtk9n74i9ixg0j3ylbrJdCvxdIwgx?= =?us-ascii?Q?pKTwKPe1WER9tWn2hcqAtXBO7F4L8KS774WrWDVzAOZxLQHeHlak5XltaN3z?= =?us-ascii?Q?YO7BNLEJFRA5ZGd0ypCMimtnXuM6U6v1lnTr/t0BjSrSpewT9/4k0WbYWUu+?= =?us-ascii?Q?zLSyV38HdeSXhkdNXs4/VoDgwIe0d4RV/p4b1CRq0vmICmsd63zhIGlp2JsQ?= =?us-ascii?Q?3I7jWKHwfSWsNhxYi0mYGFM8dVKoOlTqGSp1NTUWSy3mlaQRklQtjIEt/qKc?= =?us-ascii?Q?BF1iKd+FRCTI5sXBfIbu9HQfFjdn1b+I+OHiIHgOFg+k+S7uR9J6fAF1yXDv?= =?us-ascii?Q?RRQXL+Ig6s3unEsqagMm50pv4KhK49EjXK3+0pagvaKkPKbont7gpgD56pC2?= =?us-ascii?Q?IeNaZJhRPtfoCcT3TocKeSCGeIp2BbrmmMRkGikKmgS85R4M17QM3qIvbNu0?= =?us-ascii?Q?iZWSvLgRBWnSBDq4F2YciKRSA+On677l/z/jixD1SI5lSozH6Ze3kFgm2/IW?= =?us-ascii?Q?/7/hvBZUo6MfJLZEDM/1S0kTqF//SQkjh3+estTuCrWMVpKaO4OrZ87zMlYA?= =?us-ascii?Q?X9cqCWBcBM6+0+rHwpYYYxCuKVBdk0iqIydMvjnAt0CRGwoQiv5G7mpCpd2v?= =?us-ascii?Q?SguAHrXpGPEoJ7vrcFlUw5Q4ZmwzOgHrI1JinfYnhFPA8ZAEuISJ5dC6XPjM?= =?us-ascii?Q?ox+raYKG6okGP2fYQ5WTzWeajOmQik/7krMCvFl3adbRwVVRVcY9zMxOPznG?= =?us-ascii?Q?8xyHUYtCFrAlGIknzSBEnmbTFIuOdbxiXW/VOvLh5dwRV7XkOXS0JOUKw/pG?= =?us-ascii?Q?PZFk0VtDybtgp8RHcIuELHOIrKB3p3xZk6ai3F0NUj3HbkwBb+gcIXkIsfie?= =?us-ascii?Q?diJdVQbK4d4/JRPD4otJimpBeJwGRKzK2Ky4ZPFc0VyZGHuK4/yuIvcdXZJn?= =?us-ascii?Q?nheSxoXuUBizRRyGjr0MrlozQtZzpAqvHL/7dfOSDpChiDNgHqcDHv+X+DA/?= =?us-ascii?Q?jK70tlhU/HIyaPthKef7jHbPAFi4JZlMtP1lfB6eZbOYt00wGoufvUfM/lZi?= =?us-ascii?Q?bSO7IiCS9mi1zewxA2BkzFem3VvYDEN0Sq86kKAX1jNsMQQGzUCpZnn5kX6A?= =?us-ascii?Q?0tHAQWBemzrwrZUcsdIXqO7N5qFncrYuXRU81ze8hZVeuzYJw1xMLT1V6zwt?= =?us-ascii?Q?vk9spUgmOYTKChw4pZ7SnDA=3D?= X-OriginatorOrg: iopsys.eu X-MS-Exchange-CrossTenant-Network-Message-Id: 2b58ee96-2ed8-4337-8bf4-08dde25e4fd3 X-MS-Exchange-CrossTenant-AuthSource: GV2PR08MB8121.eurprd08.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Aug 2025 16:01:25.2248 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 8d891be1-7bce-4216-9a99-bee9de02ba58 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: Z/iGKHJ7JzWn94pI4Cn+sqplNCHTbY65dXzVOAQmnmbXhIoixSdWJK+yJGteK6KWEz1/DWl3ZWeL8rntk+QFDHMiRX0CLQNpdUpnr/yD3WE= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DU0PR08MB7519 Content-Type: text/plain; charset="utf-8" This driver can accelerate single page operations only, thus continuous reading mode should not be used. Continuous reading will use sizes up to the size of one erase block. This size is much larger than the size of single flash page. Use this difference to identify continuous reading and return an error. Signed-off-by: Mikhail Kshevetskiy Reviewed-by: Frieder Schrempf --- drivers/spi/spi-airoha-snfi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/spi/spi-airoha-snfi.c b/drivers/spi/spi-airoha-snfi.c index dbe640986825..043a03cd90a1 100644 --- a/drivers/spi/spi-airoha-snfi.c +++ b/drivers/spi/spi-airoha-snfi.c @@ -618,6 +618,10 @@ static int airoha_snand_dirmap_create(struct spi_mem_d= irmap_desc *desc) if (desc->info.offset + desc->info.length > U32_MAX) return -EINVAL; =20 + /* continuous reading is not supported */ + if (desc->info.length > SPI_NAND_CACHE_SIZE) + return -E2BIG; + if (!airoha_snand_supports_op(desc->mem, &desc->info.op_tmpl)) return -EOPNOTSUPP; =20 --=20 2.50.1