Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/1.1/patches/2220641/?format=api
{ "id": 2220641, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2220641/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/patch/20260407184805.807328-6-dev-josejavier.rodriguez@duagon.com/", "project": { "id": 42, "url": "http://patchwork.ozlabs.org/api/1.1/projects/42/?format=api", "name": "Linux GPIO development", "link_name": "linux-gpio", "list_id": "linux-gpio.vger.kernel.org", "list_email": "linux-gpio@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260407184805.807328-6-dev-josejavier.rodriguez@duagon.com>", "date": "2026-04-07T18:48:05", "name": "[RFC,5/5] gpio: mmio: add port-mapped read/write callbacks", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "6bee72b7c4aedcc3c754e2ecfb0bf9fe0df570d7", "submitter": { "id": 92011, "url": "http://patchwork.ozlabs.org/api/1.1/people/92011/?format=api", "name": "Jose Javier Rodriguez Barbarin", "email": "dev-josejavier.rodriguez@duagon.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-gpio/patch/20260407184805.807328-6-dev-josejavier.rodriguez@duagon.com/mbox/", "series": [ { "id": 499020, "url": "http://patchwork.ozlabs.org/api/1.1/series/499020/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/list/?series=499020", "date": "2026-04-07T18:48:01", "name": "gpio: add PMIO support to gpio-mmio", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499020/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2220641/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2220641/checks/", "tags": {}, "headers": { "Return-Path": "\n <linux-gpio+bounces-34842-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-gpio@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=duagon.com header.i=@duagon.com header.a=rsa-sha256\n header.s=selector1 header.b=pHsjHF85;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.234.253.10; helo=sea.lore.kernel.org;\n envelope-from=linux-gpio+bounces-34842-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)", "smtp.subspace.kernel.org;\n\tdkim=pass (1024-bit key) header.d=duagon.com header.i=@duagon.com\n header.b=\"pHsjHF85\"", "smtp.subspace.kernel.org;\n arc=fail smtp.client-ip=40.107.167.138", "smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=duagon.com", "smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=duagon.com" ], "Received": [ "from sea.lore.kernel.org (sea.lore.kernel.org [172.234.253.10])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fqwKr0tPQz1xtJ\n\tfor <incoming@patchwork.ozlabs.org>; Wed, 08 Apr 2026 04:52:16 +1000 (AEST)", "from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sea.lore.kernel.org (Postfix) with ESMTP id 7611730512A9\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 7 Apr 2026 18:49:35 +0000 (UTC)", "from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id E591633AD9B;\n\tTue, 7 Apr 2026 18:49:33 +0000 (UTC)", "from ZRZP278CU001.outbound.protection.outlook.com\n (mail-switzerlandnorthazon11021138.outbound.protection.outlook.com\n [40.107.167.138])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 0A4A1346E4A;\n\tTue, 7 Apr 2026 18:49:31 +0000 (UTC)", "from CWLP265CA0425.GBRP265.PROD.OUTLOOK.COM (2603:10a6:400:1d7::17)\n by ZR5P278MB1941.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:b0::5) with\n Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9769.17; Tue, 7 Apr\n 2026 18:49:28 +0000", "from AMS0EPF000001A1.eurprd05.prod.outlook.com\n (2603:10a6:400:1d7:cafe::ce) by CWLP265CA0425.outlook.office365.com\n (2603:10a6:400:1d7::17) with Microsoft SMTP Server (version=TLS1_3,\n cipher=TLS_AES_256_GCM_SHA384) id 15.20.9769.32 via Frontend Transport; Tue,\n 7 Apr 2026 18:49:02 +0000", "from hz-deliver01.de.seppmail.cloud (162.55.72.219) by\n AMS0EPF000001A1.mail.protection.outlook.com (10.167.16.231) with Microsoft\n SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9769.17\n via Frontend Transport; Tue, 7 Apr 2026 18:49:27 +0000", "from hz-glue05.de.seppmail.cloud (unknown [10.11.0.47])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest\n SHA256)\n\t(No client certificate requested)\n\tby hz-deliver01.de.seppmail.cloud (Postfix) with ESMTPS id 4fqwGb1nbnz4wxW;\n\tTue, 7 Apr 2026 20:49:27 +0200 (CEST)", "from hz-glue05.de.seppmail.cloud (unknown [172.18.0.7])\n\tby hz-glue05.de.seppmail.cloud (Postfix) with ESMTP id 4fqwGb1WgDz20FK;\n\tTue, 7 Apr 2026 20:49:27 +0200 (CEST)", "from hz-scan05.de.seppmail.cloud (unknown [10.11.0.38])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange X25519 server-signature RSA-PSS (4096 bits))\n\t(No client certificate requested)\n\tby hz-glue03.de.seppmail.cloud (Postfix) with ESMTPS id 4fqwGb0nrKz23dn;\n\tTue, 7 Apr 2026 20:49:27 +0200 (CEST)", "from hz-scan05 (localhost [127.0.0.1])\n\tby hz-scan05.de.seppmail.cloud (Postfix) with SMTP id 4fqwGb0Dqhz8n8v;\n\tTue, 07 Apr 2026 20:49:27 +0200 (CEST)", "from hz-m365gate01.de.seppmail.cloud (unknown [10.11.0.27])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature RSA-PSS (4096 bits) server-digest\n SHA256)\n\t(No client certificate requested)\n\tby hz-scan05.de.seppmail.cloud (Postfix) with ESMTPS;\n\tTue, 07 Apr 2026 20:49:26 +0200 (CEST)", "from ZRZP278CU001.outbound.protection.outlook.com\n (mail-switzerlandnorthazlp17011028.outbound.protection.outlook.com\n [40.93.85.28])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange ECDHE (secp384r1) server-signature RSA-PSS (4096 bits)\n server-digest SHA256\n\t client-signature RSA-PSS (2048 bits) client-digest SHA256)\n\t(Client CN \"mail.protection.outlook.com\",\n Issuer \"DigiCert Cloud Services CA-1\" (not verified))\n\tby hz-m365gate01.de.seppmail.cloud (Postfix) with ESMTPS id 4fqwGY2LvTz2xLN;\n\tTue, 7 Apr 2026 20:49:25 +0200 (CEST)", "from ZR0P278MB0523.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:34::6) by\n ZR2PPF05AEF8FE9.CHEP278.PROD.OUTLOOK.COM (2603:10a6:918::2c5) with Microsoft\n SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id\n 15.20.9769.19; Tue, 7 Apr 2026 18:49:22 +0000", "from ZR0P278MB0523.CHEP278.PROD.OUTLOOK.COM\n ([fe80::30b2:3be9:48ab:c354]) by ZR0P278MB0523.CHEP278.PROD.OUTLOOK.COM\n ([fe80::30b2:3be9:48ab:c354%6]) with mapi id 15.20.9769.018; Tue, 7 Apr 2026\n 18:49:22 +0000" ], "ARC-Seal": [ "i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1775587773; cv=fail;\n b=fTVLmLS8RgrauDTwthqoriIKE0y43aAlBEag1C6tHd4qAOuEzFrvIbOALgZo2WQuap6jV1PVJ9wdOgFIEyzIyizUpg8Tgq7BGx8Px95ISeH/3xgLAB6i9CsXmXZKIJiS/W0Z9frmJmh7CVUWEI9jtsUvZHR6jsLyyt/Mt3SYRzA=", "i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none;\n b=gLhNnu+/GwK2uJEYSrdfSqQZQHCjsr6yCl5TjgoLutEwyiC0op3ScJSrfLHbKFPiOhbBkuUv1H5WYespmaLRPt4F4wNH3KXPLCqU6DoswmVZLZfqzOX1av0xTISI82/60LQAwdZx3mIVnJlOFgkVgGFMkQ0LRz9jUfTvU7rN9tsIq69s8wzYEbUuuyzGdTkPLseUdMQbLXMIZBtkDDb8qSKxeRgnm14+f6bsQ0S9mJn8ydo5xF06IhzPSFAlSFv0iX/He6nO32KAfiFBp3HMWlOtvx3wkH36l3YQvcY1dJxBDqe/htcWNwTEdgtuV/p7+XAMo8lBfBn6chzQPTDASA==" ], "ARC-Message-Signature": [ "i=2; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1775587773; c=relaxed/simple;\n\tbh=aeDVrrItmk8WSjqsewRj0e57AbnxYLJMKI6KXHZ6oos=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t Content-Type:MIME-Version;\n b=Nk7kMfwCHTtMSmzKX7F2utfbNpq9UGy3EmbDT9NL0kNW8hfxuBkc9kX+PGH0oZTDACbbNYCt0B7SumB88guaAKeZ8f/jLYXmdrbf6Vskuu3vuJab4i3pLVbvi0P5gP+zldbui2zyBndjlqAhCNPDcReP8/hTArA+BAfzhFBQEzA=", "i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com;\n s=arcselector10001;\n 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;\n bh=80LYFMBNyiaSYy2rLpu8/akbUd/rZRfeFtH1sEzNUuM=;\n b=U8eB9BwpeFMtpss4TBCmCdy8vP4Nw4GkHa1I4lRRyTVxws1y2G+imaShG7J9unHDr+gcGmFrmjRyXOWkHNwGLpTInnYeRQnQEjdAfbqwt+pYPM6mAkb4JFFshixD5flaJL1UTnqQPrfHVsT/ajHiO6J277qJvuSeGiYCSvJYoF9er/I12Zf9/shNN4Dxd6Sd+BJfj39xB42vfbAIDnu2XLhGhQO/HGNQkHBEtGlcr4+26B61SjdMoDzMISsHoMV80JEPajfF7SzXwPlkWExLay5D0kIoNkUg6KIwFD5P0D1LLap7AlS5AdBun22voMkz/ExjqUK6Q0Q+VDqhMXnCIg==" ], "ARC-Authentication-Results": [ "i=2; smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=duagon.com;\n spf=pass smtp.mailfrom=duagon.com;\n dkim=pass (1024-bit key) header.d=duagon.com header.i=@duagon.com\n header.b=pHsjHF85; arc=fail smtp.client-ip=40.107.167.138", "i=1; mx.microsoft.com 1; spf=pass (sender ip is\n 40.93.85.28) smtp.rcpttodomain=kernel.org smtp.mailfrom=duagon.com;\n dmarc=pass (p=reject sp=reject pct=100) action=none header.from=duagon.com;\n dkim=none (message not signed); arc=none (0)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=duagon.com;\n s=selector1;\n h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n bh=80LYFMBNyiaSYy2rLpu8/akbUd/rZRfeFtH1sEzNUuM=;\n b=pHsjHF85ixwtluuWGz/wBSDbu9fHlBluI0KZhYQbSVU0nsyjuzV6A5Kl0YP0ew6F0sKfI495IgxDgSvUrfFmgM1acBOOG71BfqW83jxBHwkp88RZngTZhoqChJrqLcZRSmMzMkBNgtoCZ13Fh/gLtjrgEtkvfXdlfnoqtcS27to=", "X-MS-Exchange-Authentication-Results": "spf=pass (sender IP is 40.93.85.28)\n smtp.mailfrom=duagon.com; dkim=none (message not signed)\n header.d=none;dmarc=pass action=none header.from=duagon.com;", "Received-SPF": "Pass (protection.outlook.com: domain of duagon.com designates\n 40.93.85.28 as permitted sender) receiver=protection.outlook.com;\n client-ip=40.93.85.28; helo=ZRZP278CU001.outbound.protection.outlook.com;\n pr=C", "X-SEPP-Suspect": "19c25697b5ba403aafdb132e3ff015e2", "From": "Jose Javier Rodriguez Barbarin <dev-josejavier.rodriguez@duagon.com>", "To": "linusw@kernel.org,\n\tbrgl@kernel.org", "Cc": "linux-gpio@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tJose Javier Rodriguez Barbarin <dev-josejavier.rodriguez@duagon.com>", "Subject": "[RFC PATCH 5/5] gpio: mmio: add port-mapped read/write callbacks", "Date": "Tue, 7 Apr 2026 20:48:05 +0200", "Message-ID": "<20260407184805.807328-6-dev-josejavier.rodriguez@duagon.com>", "X-Mailer": "git-send-email 2.53.0", "In-Reply-To": "<20260407184805.807328-1-dev-josejavier.rodriguez@duagon.com>", "References": "<20260407184805.807328-1-dev-josejavier.rodriguez@duagon.com>", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-ClientProxiedBy": "MA3P292CA0072.ESPP292.PROD.OUTLOOK.COM\n (2603:10a6:250:49::17) To ZR0P278MB0523.CHEP278.PROD.OUTLOOK.COM\n (2603:10a6:910:34::6)", "Precedence": "bulk", "X-Mailing-List": "linux-gpio@vger.kernel.org", "List-Id": "<linux-gpio.vger.kernel.org>", "List-Subscribe": "<mailto:linux-gpio+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-gpio+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "X-MS-TrafficTypeDiagnostic": "\n\tZR0P278MB0523:EE_|ZR2PPF05AEF8FE9:EE_|AMS0EPF000001A1:EE_|ZR5P278MB1941:EE_", "X-MS-Office365-Filtering-Correlation-Id": "0eb99eb4-9037-445b-6a00-08de94d6653e", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam-Untrusted": "\n BCL:0;ARA:13230040|52116014|376014|366016|1800799024|38350700014|56012099003|22082099003|18002099003;", "X-Microsoft-Antispam-Message-Info-Original": "\n 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", "X-Forefront-Antispam-Report-Untrusted": "\n CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:ZR0P278MB0523.CHEP278.PROD.OUTLOOK.COM;PTR:;CAT:NONE;SFS:(13230040)(52116014)(376014)(366016)(1800799024)(38350700014)(56012099003)(22082099003)(18002099003);DIR:OUT;SFP:1102;", "X-Exchange-RoutingPolicyChecked": "\n VIxas3cbkgf+SYBVWld/7V/t7i9CQTRMzeZevyNPXAhkCX3SzpWUHdORTjqk2IH0tAkA9ToZe70nyuhD7z4Do/5bHfVpqlJwcDrtrqsclLmSZhkuzoMuLKw1zYqX2rKdUF1NDpAQsJjL9r8FMvfOmJ9YFFDgEmVTaVK9X2CJEAS8elKaWWoKsYFgDFwatAWxTSR+KYVR/52hX9qLO/5fsEjgt00AgpJo70mp9LFiuPKjaun5v1RYamBTkZE3n068I+q6eqTjmxtJqA8YLe4NJ1ryMUgE25ACILkZOfhWVE8A2gSSMZpaXmQNjQMXpxxEtwV6O5s1Qj3nXt/pgn1quw==", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": [ "ZR2PPF05AEF8FE9", "ZR5P278MB1941" ], "X-SEPP-CCCVersion": "2026-03-30T09:40:10+02:00 639c564b", "X-EOPAttributedMessage": "0", "X-MS-Exchange-SkipListedInternetSender": "\n ip=[40.93.85.28];domain=ZRZP278CU001.outbound.protection.outlook.com", "X-MS-Exchange-ExternalOriginalInternetSender": "\n ip=[40.93.85.28];domain=ZRZP278CU001.outbound.protection.outlook.com", "X-MS-Exchange-Transport-CrossTenantHeadersStripped": "\n AMS0EPF000001A1.eurprd05.prod.outlook.com", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id-Prvs": "\n\td26b513e-0705-4716-efaf-08de94d6620e", "X-SM-ruleversion": "2.1.0", "X-Microsoft-Antispam": "\n\tBCL:0;ARA:13230040|1800799024|82310400026|36860700016|35042699022|156008|376014|14060799003|56012099003|18002099003|22082099003;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "\n\tCIP:162.55.72.219;CTRY:CH;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:ZRZP278CU001.outbound.protection.outlook.com;PTR:mail-switzerlandnorthazlp17011028.outbound.protection.outlook.com;CAT:NONE;SFS:(13230040)(1800799024)(82310400026)(36860700016)(35042699022)(156008)(376014)(14060799003)(56012099003)(18002099003)(22082099003);DIR:OUT;SFP:1102;", "X-MS-Exchange-AntiSpam-MessageData-ChunkCount": "1", "X-MS-Exchange-AntiSpam-MessageData-0": "\n\tUxuUThmbBhHMGZG5RLwXAbnA8fLimKPFDP9KU4SELBVgrcahxqLYZg/vh8/kPBtx2RCEmq3PyBklm6/e4V9AZj1f+A8Ahiahnggr86BJ4PWchkinW6Plf934kNV5xuaMl1hZHHi8LOS4xdiNR4Iui+wswpVxM8h7JftOu2c7XqxHevYzZaOXD0kYO3zHj+Jp0eUYGlSzaTRJZFakzYE9aWMguEEsWLVErhI9amig+Z67dL9MV/tO+wVBWw7NWaRHzdMCc7kO/xq7eS5+G7wh8WnKmqJAXvV2u/o5pO0w1vcm2323JMr2czv+m7N3UvG5jDSdQZDkJzlU4uJwjUKsBmLfJNxwCzz5ICA3rclA9R1kJSy/J3rJ3+in03y1dPXzAgQa22eo23nW9Vzil2d4a6T65tOv3LEtgosY7Q8ssaoAs8Ix99rI35HlKU2sTAXo", "X-OriginatorOrg": "duagon.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "07 Apr 2026 18:49:27.5000\n (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 0eb99eb4-9037-445b-6a00-08de94d6653e", "X-MS-Exchange-CrossTenant-Id": "e5e7e96e-8a28-45d6-9093-a40dd5b51a57", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=e5e7e96e-8a28-45d6-9093-a40dd5b51a57;Ip=[162.55.72.219];Helo=[hz-deliver01.de.seppmail.cloud]", "X-MS-Exchange-CrossTenant-AuthSource": "\n\tAMS0EPF000001A1.eurprd05.prod.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem" }, "content": "Implement PMIO read and write callbacks for 8-, 16- and 32-bit\nregister accesses using the corresponding port I/O helpers.\n\nSigned-off-by: Jose Javier Rodriguez Barbarin <dev-josejavier.rodriguez@duagon.com>\n---\n drivers/gpio/gpio-mmio.c | 102 ++++++++++++++++++++++++++++++++++++++-\n 1 file changed, 100 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/gpio/gpio-mmio.c b/drivers/gpio/gpio-mmio.c\nindex 247ce5b76441..9b20283632a9 100644\n--- a/drivers/gpio/gpio-mmio.c\n+++ b/drivers/gpio/gpio-mmio.c\n@@ -124,6 +124,60 @@ static unsigned long gpio_mmio_read32be(struct gpio_chip_reg *reg)\n \treturn ioread32be(reg->mmio);\n }\n \n+#ifdef CONFIG_HAS_IOPORT\n+\n+static void gpio_port_write8(struct gpio_chip_reg *reg, unsigned long data)\n+{\n+\toutb(data, reg->port);\n+}\n+\n+static unsigned long gpio_port_read8(struct gpio_chip_reg *reg)\n+{\n+\treturn inb(reg->port);\n+}\n+\n+static void gpio_port_write16(struct gpio_chip_reg *reg, unsigned long data)\n+{\n+\toutw(data, reg->port);\n+}\n+\n+static unsigned long gpio_port_read16(struct gpio_chip_reg *reg)\n+{\n+\treturn inw(reg->port);\n+}\n+\n+static void gpio_port_write32(struct gpio_chip_reg *reg, unsigned long data)\n+{\n+\toutl(data, reg->port);\n+}\n+\n+static unsigned long gpio_port_read32(struct gpio_chip_reg *reg)\n+{\n+\treturn inl(reg->port);\n+}\n+\n+static void gpio_port_write16be(struct gpio_chip_reg *reg, unsigned long data)\n+{\n+\toutw(swab16(data), reg->port);\n+}\n+\n+static unsigned long gpio_port_read16be(struct gpio_chip_reg *reg)\n+{\n+\treturn swab16(inw(reg->port));\n+}\n+\n+static void gpio_port_write32be(struct gpio_chip_reg *reg, unsigned long data)\n+{\n+\toutl(swab32(data), reg->port);\n+}\n+\n+static unsigned long gpio_port_read32be(struct gpio_chip_reg *reg)\n+{\n+\treturn swab32(inl(reg->port));\n+}\n+\n+#endif /* CONFIG_HAS_IOPORT */\n+\n static inline void gpio_chip_reg_init(struct gpio_chip_reg *reg, bool io_port,\n \t\t\t\t void __iomem *addr, unsigned long port)\n {\n@@ -474,6 +528,46 @@ static int gpio_mmio_dir_out_val_first(struct gpio_chip *gc, unsigned int gpio,\n \treturn gpio_mmio_dir_return(gc, gpio, true);\n }\n \n+static int gpio_port_setup_accessors(struct device *dev,\n+\t\t\t\t struct gpio_generic_chip *chip,\n+\t\t\t\t bool byte_be)\n+{\n+#ifdef CONFIG_HAS_IOPORT\n+\tswitch (chip->bits) {\n+\tcase 8:\n+\t\tchip->read_reg\t= gpio_port_read8;\n+\t\tchip->write_reg\t= gpio_port_write8;\n+\t\tbreak;\n+\tcase 16:\n+\t\tif (byte_be) {\n+\t\t\tchip->read_reg\t= gpio_port_read16be;\n+\t\t\tchip->write_reg\t= gpio_port_write16be;\n+\t\t} else {\n+\t\t\tchip->read_reg\t= gpio_port_read16;\n+\t\t\tchip->write_reg\t= gpio_port_write16;\n+\t\t}\n+\t\tbreak;\n+\tcase 32:\n+\t\tif (byte_be) {\n+\t\t\tchip->read_reg\t= gpio_port_read32be;\n+\t\t\tchip->write_reg\t= gpio_port_write32be;\n+\t\t} else {\n+\t\t\tchip->read_reg\t= gpio_port_read32;\n+\t\t\tchip->write_reg\t= gpio_port_write32;\n+\t\t}\n+\t\tbreak;\n+\tdefault:\n+\t\tdev_err(dev, \"unsupported data width %u bits\\n\", chip->bits);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\treturn 0;\n+#else\n+\tdev_err(dev, \"not supported because of missing I/O resource\\n\");\n+\treturn -ENXIO;\n+#endif /* CONFIG_HAS_IOPORT */\n+}\n+\n static int gpio_mmio_setup_accessors(struct device *dev,\n \t\t\t\t struct gpio_generic_chip *chip,\n \t\t\t\t bool byte_be)\n@@ -684,8 +778,12 @@ int gpio_generic_chip_init(struct gpio_generic_chip *chip,\n \tif (ret)\n \t\treturn ret;\n \n-\tret = gpio_mmio_setup_accessors(dev, chip,\n-\t\t\t\t flags & GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER);\n+\tif (chip->io_port)\n+\t\tret = gpio_port_setup_accessors(dev, chip,\n+\t\t\t\t\tflags & GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER);\n+\telse\n+\t\tret = gpio_mmio_setup_accessors(dev, chip,\n+\t\t\t\t\tflags & GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER);\n \tif (ret)\n \t\treturn ret;\n \n", "prefixes": [ "RFC", "5/5" ] }