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Fri, 30 Jun 2023 14:47:30 -0500 From: Mario Limonciello To: , , CC: , , , , , , Mario Limonciello , Subject: [PATCH 1/4] pinctrl: amd: Only use special debounce behavior for GPIO 0 Date: Fri, 30 Jun 2023 14:47:13 -0500 Message-ID: <20230630194716.6497-2-mario.limonciello@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230630194716.6497-1-mario.limonciello@amd.com> References: <20230630194716.6497-1-mario.limonciello@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT060:EE_|SA1PR12MB7296:EE_ X-MS-Office365-Filtering-Correlation-Id: ce374f58-e345-4be3-818c-08db79a2d827 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: DmpIB58ZoEIpIhFqNcEnKp7AaLAVoz9wMBDD2raDG+1lfEd27TOtp0/27VuEzozOw9kAYkv/MA4KKlFOHNmZahpHuHNHegQAjJsfZ3csh2gA9Ac5qwPlwwKHejdkfEtDy73jtXQFu8UblmJxbK2kC7G2wW33ubqjxxzuyoh6llIOTR5PxT5JVo6VKUfsVDY1ZtQSDlybtEfjYmaqVPTytJiUOdbqoQ+kz7+pow2CWFHW3raGrYHachHU2alIxrO756TrNbeTSFUrM1mgUR4vGf7wVLZRQquexdaW3YynXTMVJAI7NTrTUuQjmTy254/m06q8ONGayZzH4pi2yNYj/QtxGI/mRm3TvT9J26vnEgBkY2huec3WmZm+DiH4IkLiq3/Cita+5lrxLejJtHHJEzRSMVXu/EJ2c3sKG2nM/juNNiNrwwFuuH3NZfDi2d9FzH5hP1CwMAdBHZiJIrHxWgiepqM1tOZLXKP2O5PDr5juUi5y66/2RSX5YjOQ1m9oUhtnNghC+z8cpZZnnBFpQQD2UfTMuAM1qLFmiIam26ftJqyJNyMlrVi+NSpDt7qPyigMz0DwBeLDXTJDEg3eSfo70Ll/t+s/tPMCHYbUECZCqyDuOmo6lzyAYHhhnJCPKoEMnVOd0sYhcAilINEE8Scq9qPX38phPKm56i1vt8Xz1+4P5WEBTIuimAGjV9iEVkgGETLJ2KUE8egJHWF6SBLmWe8EntG2AAV5tO8xIOWFzzhKS+uBX8ef93AdCC0xfAinslXt9tLZa0zaoZHhBQ== X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230028)(4636009)(136003)(396003)(346002)(39860400002)(376002)(451199021)(46966006)(36840700001)(40470700004)(7696005)(6666004)(54906003)(478600001)(110136005)(336012)(356005)(36860700001)(2616005)(86362001)(426003)(47076005)(40460700003)(83380400001)(82310400005)(316002)(16526019)(26005)(186003)(1076003)(40480700001)(2906002)(82740400003)(81166007)(36756003)(8936002)(5660300002)(70586007)(4326008)(44832011)(70206006)(41300700001)(8676002)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Jun 2023 19:47:31.9469 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: ce374f58-e345-4be3-818c-08db79a2d827 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT060.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB7296 X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1770159636458857497?= X-GMAIL-MSGID: =?utf-8?q?1770159636458857497?= It's uncommon to use debounce on any other pin, but technically we should only set debounce to 0 when working off GPIO0. Cc: stable@vger.kernel.org Fixes: 968ab9261627f ("pinctrl: amd: Detect internal GPIO0 debounce handling") Signed-off-by: Mario Limonciello --- drivers/pinctrl/pinctrl-amd.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index 7a4dd0c861abc..02d9f9f245707 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -127,9 +127,11 @@ static int amd_gpio_set_debounce(struct gpio_chip *gc, unsigned offset, raw_spin_lock_irqsave(&gpio_dev->lock, flags); /* Use special handling for Pin0 debounce */ - pin_reg = readl(gpio_dev->base + WAKE_INT_MASTER_REG); - if (pin_reg & INTERNAL_GPIO0_DEBOUNCE) - debounce = 0; + if (offset == 0) { + pin_reg = readl(gpio_dev->base + WAKE_INT_MASTER_REG); + if (pin_reg & INTERNAL_GPIO0_DEBOUNCE) + debounce = 0; + } pin_reg = readl(gpio_dev->base + offset * 4); From patchwork Fri Jun 30 19:47:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Mario Limonciello X-Patchwork-Id: 114869 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp10619798vqr; Fri, 30 Jun 2023 12:52:27 -0700 (PDT) X-Google-Smtp-Source: APBJJlHFphNZog5sciUHj1iuRKPIa0WkkOmwkZx95LWBH8svk8jAnejEYNUDps51MJMubhFTFHJ5 X-Received: by 2002:a17:902:c20c:b0:1b8:7483:d47a with SMTP id 12-20020a170902c20c00b001b87483d47amr1817309pll.37.1688154747030; Fri, 30 Jun 2023 12:52:27 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1688154747; cv=pass; d=google.com; s=arc-20160816; b=vFx2tSLNb13b6olnJBk8NCz9nC7ca+2sf7lPkOu+OEalK9+XTsPSz4pHxnpCgShPeL bxX8zTbtclcZ1oZG7/HdzklJWHMjsATJlirto986ohU/RlyOb+pfQr6zZN7cWY0RIM+W 2f6MVbz1neJ4ZlXfz8P1fhPtR5Jk2+tJbbk2y+vueEeeNJDtT/QLLy6vK+WPTT+IS1V+ JjVJoil9x1aJPGLyMCqz96vudzH8M6D5wfbKZC/fb1E7T/Ep06QDMTVipsquID/ynFOw 2hCzWG2VkmYAHWqBb2q8Pxh9hIfZNt3wpLyhPQ7UHM4iQ0iwmSJu+JVfRnvTvIkgjIhA wC6g== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=B1RlsxEo5Tfy5SSjNbFvpb4yqnUfA+lLTf69KEyNJ+A=; fh=mLJ6ZU54HUdzZnukW5aDHtAB/3p6mAkEBSCMVa2t2YE=; b=be5VsQsZouB+HYQfAkTWmmGQt1QLGukofenLYxO7VLx/3RL/cUNI6usuLvnXZ4zoi9 W6tisaewBarYNGEW1PspBxn+e1HnIIDc2YQNDk4L5YWL9Ndt7Bcb4MXITNBolUSqgSk0 8CminBjJTqetXpiAlgx11hQgiPdZIPbAJda6W8XbH5TIopk/Q/DhJ9ZjUWDhfuiJNGCt gxTHXvxtqTl9N6QjreThFcJJqYBJqlpimBnN5alAa1GSdLO+bVFC4MU3gjkSzYGbVApC n8BO29xofJyb3btRHfZVrsTiNQOfYk3k7o5jQp9vq6naxp0s+EudXNgD5sH/Xwm3PMoI N2uw== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@amd.com header.s=selector1 header.b="zfdp4/SV"; arc=pass (i=1 spf=pass spfdomain=amd.com dmarc=pass fromdomain=amd.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=amd.com Received: from out1.vger.email (out1.vger.email. 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Fri, 30 Jun 2023 14:47:31 -0500 From: Mario Limonciello To: , , CC: , , , , , , Mario Limonciello Subject: [PATCH 2/4] pinctrl: amd: Drop pull up select configuration Date: Fri, 30 Jun 2023 14:47:14 -0500 Message-ID: <20230630194716.6497-3-mario.limonciello@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230630194716.6497-1-mario.limonciello@amd.com> References: <20230630194716.6497-1-mario.limonciello@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT060:EE_|BL1PR12MB5803:EE_ X-MS-Office365-Filtering-Correlation-Id: d05a56e7-f258-4d1c-502c-08db79a2d8da X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230028)(4636009)(346002)(39860400002)(396003)(136003)(376002)(451199021)(40470700004)(46966006)(36840700001)(336012)(426003)(47076005)(40460700003)(83380400001)(2616005)(2906002)(81166007)(356005)(82740400003)(36860700001)(40480700001)(36756003)(8936002)(8676002)(82310400005)(110136005)(5660300002)(86362001)(54906003)(41300700001)(4326008)(70206006)(70586007)(6666004)(316002)(7696005)(478600001)(16526019)(186003)(44832011)(1076003)(26005)(36900700001);DIR:OUT;SFP:1101; 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Bit 19 is marked as reserved, even in the latest platforms documentation. Drop this programming functionality. Signed-off-by: Mario Limonciello --- drivers/pinctrl/pinctrl-amd.c | 16 ++++------------ drivers/pinctrl/pinctrl-amd.h | 1 - 2 files changed, 4 insertions(+), 13 deletions(-) diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index 02d9f9f245707..cd46a5200f9b4 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -221,7 +221,6 @@ static void amd_gpio_dbg_show(struct seq_file *s, struct gpio_chip *gc) char *pin_sts; char *interrupt_sts; char *wake_sts; - char *pull_up_sel; char *orientation; char debounce_value[40]; char *debounce_enable; @@ -329,14 +328,9 @@ static void amd_gpio_dbg_show(struct seq_file *s, struct gpio_chip *gc) seq_printf(s, " %s|", wake_sts); if (pin_reg & BIT(PULL_UP_ENABLE_OFF)) { - if (pin_reg & BIT(PULL_UP_SEL_OFF)) - pull_up_sel = "8k"; - else - pull_up_sel = "4k"; - seq_printf(s, "%s ↑|", - pull_up_sel); + seq_puts(s, " ↑ |"); } else if (pin_reg & BIT(PULL_DOWN_ENABLE_OFF)) { - seq_puts(s, " ↓|"); + seq_puts(s, " ↓ |"); } else { seq_puts(s, " |"); } @@ -763,7 +757,7 @@ static int amd_pinconf_get(struct pinctrl_dev *pctldev, break; case PIN_CONFIG_BIAS_PULL_UP: - arg = (pin_reg >> PULL_UP_SEL_OFF) & (BIT(0) | BIT(1)); + arg = (pin_reg >> PULL_UP_ENABLE_OFF) & BIT(0); break; case PIN_CONFIG_DRIVE_STRENGTH: @@ -810,10 +804,8 @@ static int amd_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, break; case PIN_CONFIG_BIAS_PULL_UP: - pin_reg &= ~BIT(PULL_UP_SEL_OFF); - pin_reg |= (arg & BIT(0)) << PULL_UP_SEL_OFF; pin_reg &= ~BIT(PULL_UP_ENABLE_OFF); - pin_reg |= ((arg>>1) & BIT(0)) << PULL_UP_ENABLE_OFF; + pin_reg |= (arg & BIT(0)) << PULL_UP_ENABLE_OFF; break; case PIN_CONFIG_DRIVE_STRENGTH: diff --git a/drivers/pinctrl/pinctrl-amd.h b/drivers/pinctrl/pinctrl-amd.h index 1cf2d06bbd8c4..34c5c3e71fb26 100644 --- a/drivers/pinctrl/pinctrl-amd.h +++ b/drivers/pinctrl/pinctrl-amd.h @@ -36,7 +36,6 @@ #define WAKE_CNTRL_OFF_S4 15 #define PIN_STS_OFF 16 #define DRV_STRENGTH_SEL_OFF 17 -#define PULL_UP_SEL_OFF 19 #define PULL_UP_ENABLE_OFF 20 #define PULL_DOWN_ENABLE_OFF 21 #define OUTPUT_VALUE_OFF 22 From patchwork Fri Jun 30 19:47:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mario Limonciello X-Patchwork-Id: 114870 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp10623345vqr; Fri, 30 Jun 2023 13:00:24 -0700 (PDT) X-Google-Smtp-Source: APBJJlE4xvS4zp6RArHQTj9HKRqnJkSrp2FirDI4mnlzDpiqQHJmyAIkxYDrQImbt9Qst30BQA2t X-Received: by 2002:a05:6a21:9996:b0:127:3c6e:fc81 with SMTP id ve22-20020a056a21999600b001273c6efc81mr4184028pzb.57.1688155224522; Fri, 30 Jun 2023 13:00:24 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1688155224; cv=pass; d=google.com; s=arc-20160816; b=hLiaIqOsNXazbQwdParxDqluEbR7tp84sdIwOMQxeM6mNUswPgEeeAk3WERWs4n+kS yyUNzDSjTE843jg6Cj3ZUM+kTMHDDOFEnj0Xe41+HeVGx4HZ3hvxs3/DzPjfYoZrAnN0 CONdn72+p/2Pnbjaz2pb220Lu0iNXCzYeKYUUJHpr3hBaLQhANrY/HOKaF4+VA1GHQZ3 S4EE13ZniqUw7t0T1SddAhEOSh2MnrW4eV3jmOKKG2fiBVZTVxYu0aqvh3KTbD3IqPG7 +XAOCw1GaYN7KqtxeFMQWhwqha/zAniBX32QOTOXQF2UpETIoE12HrrXi5VB5x/9cGFF n6Tg== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=IELXkTAaMRKhRE43Nb9IlArLSIKnc2nqBxCm99DDMDY=; fh=mLJ6ZU54HUdzZnukW5aDHtAB/3p6mAkEBSCMVa2t2YE=; b=q0//OQ8yjaG4ps2dysBYP4Ia/s4NyVoX3dFRYcpVNEDagluCjcHfieoZEXo56xgUS2 zA03q4K17IL+lrdzVHrOG41ZAqQI3QisX2Re4/TZ74zVzqPwOXwuyq9KE08nN+XcClIZ sm45QqlhePDxH6oDyUImN5fwNwHZIThSpE40xaSw9Nn8fvilEFa2AEEOO4Kn9hntoD61 6S7sfc2mgTbp0iVlkr4LGibn+llmb3zkpLssawmg08Iux40gjcPnrqmKYnjwzgxOsJjM ox28BwHfS+vLZ4uR5IxZSbwFvT1HUt8ennq2WZTVzQD+NicE6PPzugM5AIichBIpeCPR CK6g== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@amd.com header.s=selector1 header.b=rzbVd2ht; arc=pass (i=1 spf=pass spfdomain=amd.com dmarc=pass fromdomain=amd.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=amd.com Received: from out1.vger.email (out1.vger.email. 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Fri, 30 Jun 2023 14:47:31 -0500 From: Mario Limonciello To: , , CC: , , , , , , Mario Limonciello Subject: [PATCH 3/4] pinctrl: amd: Unify debounce handling into amd_pinconf_set() Date: Fri, 30 Jun 2023 14:47:15 -0500 Message-ID: <20230630194716.6497-4-mario.limonciello@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230630194716.6497-1-mario.limonciello@amd.com> References: <20230630194716.6497-1-mario.limonciello@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT060:EE_|DM4PR12MB5820:EE_ X-MS-Office365-Filtering-Correlation-Id: 2ecaac92-af35-4f83-6bba-08db79a2d99b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230028)(4636009)(346002)(376002)(396003)(136003)(39860400002)(451199021)(36840700001)(46966006)(40470700004)(16526019)(40460700003)(186003)(26005)(1076003)(82310400005)(86362001)(81166007)(82740400003)(356005)(336012)(36756003)(2616005)(36860700001)(426003)(83380400001)(47076005)(40480700001)(44832011)(6666004)(5660300002)(7696005)(70586007)(70206006)(4326008)(54906003)(110136005)(316002)(41300700001)(478600001)(8936002)(8676002)(2906002)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Jun 2023 19:47:34.3842 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2ecaac92-af35-4f83-6bba-08db79a2d99b X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT060.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB5820 X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1770159052270883893?= X-GMAIL-MSGID: =?utf-8?q?1770159052270883893?= Debounce handling is done in two different entry points in the driver. Unify this to make sure that it's always handled the same. Signed-off-by: Mario Limonciello --- drivers/pinctrl/pinctrl-amd.c | 38 +++++++++++++++-------------------- 1 file changed, 16 insertions(+), 22 deletions(-) diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index cd46a5200f9b4..a22e02e2f5d35 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -115,16 +115,12 @@ static void amd_gpio_set_value(struct gpio_chip *gc, unsigned offset, int value) raw_spin_unlock_irqrestore(&gpio_dev->lock, flags); } -static int amd_gpio_set_debounce(struct gpio_chip *gc, unsigned offset, - unsigned debounce) +static int amd_gpio_set_debounce(struct amd_gpio *gpio_dev, unsigned offset, + unsigned debounce) { u32 time; u32 pin_reg; int ret = 0; - unsigned long flags; - struct amd_gpio *gpio_dev = gpiochip_get_data(gc); - - raw_spin_lock_irqsave(&gpio_dev->lock, flags); /* Use special handling for Pin0 debounce */ if (offset == 0) { @@ -183,23 +179,10 @@ static int amd_gpio_set_debounce(struct gpio_chip *gc, unsigned offset, pin_reg &= ~(DB_CNTRl_MASK << DB_CNTRL_OFF); } writel(pin_reg, gpio_dev->base + offset * 4); - raw_spin_unlock_irqrestore(&gpio_dev->lock, flags); return ret; } -static int amd_gpio_set_config(struct gpio_chip *gc, unsigned offset, - unsigned long config) -{ - u32 debounce; - - if (pinconf_to_config_param(config) != PIN_CONFIG_INPUT_DEBOUNCE) - return -ENOTSUPP; - - debounce = pinconf_to_config_argument(config); - return amd_gpio_set_debounce(gc, offset, debounce); -} - #ifdef CONFIG_DEBUG_FS static void amd_gpio_dbg_show(struct seq_file *s, struct gpio_chip *gc) { @@ -794,9 +777,8 @@ static int amd_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, switch (param) { case PIN_CONFIG_INPUT_DEBOUNCE: - pin_reg &= ~DB_TMR_OUT_MASK; - pin_reg |= arg & DB_TMR_OUT_MASK; - break; + ret = amd_gpio_set_debounce(gpio_dev, pin, arg); + goto out; case PIN_CONFIG_BIAS_PULL_DOWN: pin_reg &= ~BIT(PULL_DOWN_ENABLE_OFF); @@ -823,6 +805,7 @@ static int amd_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, writel(pin_reg, gpio_dev->base + pin*4); } +out: raw_spin_unlock_irqrestore(&gpio_dev->lock, flags); return ret; @@ -864,6 +847,17 @@ static int amd_pinconf_group_set(struct pinctrl_dev *pctldev, return 0; } +static int amd_gpio_set_config(struct gpio_chip *gc, unsigned pin, + unsigned long config) +{ + struct amd_gpio *gpio_dev = gpiochip_get_data(gc); + + if (pinconf_to_config_param(config) != PIN_CONFIG_INPUT_DEBOUNCE) + return -ENOTSUPP; + + return amd_pinconf_set(gpio_dev->pctrl, pin, &config, 1); +} + static const struct pinconf_ops amd_pinconf_ops = { .pin_config_get = amd_pinconf_get, .pin_config_set = amd_pinconf_set, From patchwork Fri Jun 30 19:47:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mario Limonciello X-Patchwork-Id: 114871 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp10627929vqr; Fri, 30 Jun 2023 13:06:48 -0700 (PDT) X-Google-Smtp-Source: APBJJlEy8JPSOVxxZYjRAiiFS4xp7v79e0j5uBBvKRMKHX2UY0qFCQV8NAihZkpOdiSOA5LsBXAz X-Received: by 2002:a17:902:6acc:b0:1b1:a9e7:5d4b with SMTP id i12-20020a1709026acc00b001b1a9e75d4bmr3008184plt.22.1688155607837; Fri, 30 Jun 2023 13:06:47 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1688155607; cv=pass; d=google.com; s=arc-20160816; b=geD3xMxpCcF2GtcrypL8y53HVi1BnObWHwA1f+UWrxhqhPj84sbFER415gHN/1mYe7 SLPP0nXCrfCei327L84rqTF1xAD93R0MO7kHqhx/yICAvZQayPxVi3D5t+CqoGkNzp3O +kd08RvPFJqZg7x5UXU8Az1DSnbgf7YXW/NnDsyX50yFRQ9kwQNMyc8hmu8AXKJ6A5rf uV4Bm8MjYjKx0YyN96zx4IlXAveFfB8a72FFyi7yLdUNvQSZeUhzwODTNFtqNbDxqc/b ESOzyrWWUEvdwfKQa6zC91WIu87MyYwIC5RQk5rNZ0AXm10v4Q29v1NyiOFar4uX1yzV lgFA== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=YAxjDBO7x2yNiy0AtnQhx95ahaFwwysXpgsjAHueea4=; fh=mLJ6ZU54HUdzZnukW5aDHtAB/3p6mAkEBSCMVa2t2YE=; b=rtgmjZfFHYAhVN2Vviez76bHt46CJn9AbzdkUpueNcDqCBXgZ7o11+SWxyyu2GrkUV aDioMPTo4qfsycqNNdKxa9e/A5kUYl0jGPSA70nNliJcLAd0dCUIOCEeNdEy53uXGJWk 5MuFkKQPCM5Spqs6TqEcYdEe4S9eIii/af6r4nIeNAf7tZ8SVFIdwiHs+DJW8IaJ1jxh ptrIE7WnUd3NGAhtQq+PAXWWfbubXkd2PGaOkNJIB9MYjKytnoeI0nRhDQAp53S6bM5i Tl+ozXoQjggZIhSQzIX+X3M24PJLJ03loCzJudI2PoZT49YKuacxPWPj23rJDv6/68WH 9g8A== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@amd.com header.s=selector1 header.b=CV2lqhd1; arc=pass (i=1 spf=pass spfdomain=amd.com dmarc=pass fromdomain=amd.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=amd.com Received: from out1.vger.email (out1.vger.email. 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Fri, 30 Jun 2023 14:47:32 -0500 From: Mario Limonciello To: , , CC: , , , , , , Mario Limonciello Subject: [PATCH 4/4] pinctrl: amd: Use amd_pinconf_set() for all config options Date: Fri, 30 Jun 2023 14:47:16 -0500 Message-ID: <20230630194716.6497-5-mario.limonciello@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230630194716.6497-1-mario.limonciello@amd.com> References: <20230630194716.6497-1-mario.limonciello@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT060:EE_|SN7PR12MB8129:EE_ X-MS-Office365-Filtering-Correlation-Id: f9abc006-b04e-42dc-1683-08db79a2da09 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230028)(4636009)(396003)(376002)(136003)(346002)(39860400002)(451199021)(40470700004)(36840700001)(46966006)(82310400005)(36860700001)(47076005)(110136005)(966005)(478600001)(1076003)(7696005)(54906003)(83380400001)(336012)(2616005)(6666004)(26005)(2906002)(16526019)(426003)(86362001)(44832011)(70206006)(41300700001)(36756003)(4326008)(8676002)(356005)(5660300002)(82740400003)(40480700001)(70586007)(40460700003)(81166007)(316002)(8936002)(186003)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Jun 2023 19:47:35.1030 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f9abc006-b04e-42dc-1683-08db79a2da09 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT060.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB8129 X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1770159454479205896?= X-GMAIL-MSGID: =?utf-8?q?1770159454479205896?= On ASUS TUF A16 it is reported that the ITE5570 ACPI device connected to GPIO 7 is causing an interrupt storm. This issue doesn't happen on Windows. Comparing the GPIO register configuration between Windows and Linux bit 20 has been configured as a pull up on Windows, but not on Linux. Checking GPIO declaration from the firmware it is clear it *should* have been a pull up on Linux as well. ``` GpioInt (Level, ActiveLow, Exclusive, PullUp, 0x0000, "\\_SB.GPIO", 0x00, ResourceConsumer, , ) { // Pin list 0x0007 } ``` On Linux amd_gpio_set_config() is currently only used for programming the debounce. Actually the GPIO core calls it with all the arguments that are supported by a GPIO, pinctrl-amd just responds `-ENOTSUPP`. To solve this issue expand amd_gpio_set_config() to support the other arguments amd_pinconf_set() supports, namely `PIN_CONFIG_BIAS_PULL_DOWN`, `PIN_CONFIG_BIAS_PULL_UP`, and `PIN_CONFIG_DRIVE_STRENGTH`. Reported-by: Nik P Reported-by: Nathan Schulte Reported-by: Friedrich Vock Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217336 Reported-by: dridri85@gmail.com Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217493 Link: https://lore.kernel.org/linux-input/20230530154058.17594-1-friedrich.vock@gmx.de/ Fixes: 2956b5d94a76b ("pinctrl / gpio: Introduce .set_config() callback for GPIO chips") Signed-off-by: Mario Limonciello --- drivers/pinctrl/pinctrl-amd.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index a22e02e2f5d35..76fabf4404a6c 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -852,9 +852,6 @@ static int amd_gpio_set_config(struct gpio_chip *gc, unsigned pin, { struct amd_gpio *gpio_dev = gpiochip_get_data(gc); - if (pinconf_to_config_param(config) != PIN_CONFIG_INPUT_DEBOUNCE) - return -ENOTSUPP; - return amd_pinconf_set(gpio_dev->pctrl, pin, &config, 1); }