From patchwork Mon May 6 13:32:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antonio Borneo X-Patchwork-Id: 13655450 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 4586CC10F16 for ; Mon, 6 May 2024 13:34:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=HV5qjK2VAvhdXGZixtEQ15JJ+FMJDMHqf6/JH/E75ro=; b=RPvC77Z+DhMp5p lEWpofxRT6YJCS+8m76oifZeQvlHESJo1BM0tlJ64H58kkNT0zrRQRTrYI/H2g2rMYodxCjeh8OAr BQub7aXiR5tp2eSaSBeSzzmBzqDTufmO+kvIyLIyan5UxPo4bafCu46tYiyNgEvrYQz1NeXOQ0HtU M6YNqSOKl2USfLtRZ8Lb8hqMVNhX4Y8F0FbNQ29SF3wlVfQj3kPPFUoKvH5JgIs0svb18/2x5FI+s V2PPpX6NAMZ+TZeFeBDEe5gyDio1dibSdS6q3FSrvTs3S+IQsS3wwCaIY+d1HrEQRcnbukcMH3eoJ WysKXOaC5zhPfVfHZquw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s3yU4-00000007SQ9-2l01; Mon, 06 May 2024 13:34:24 +0000 Received: from mx07-00178001.pphosted.com ([185.132.182.106]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s3yTx-00000007SMT-0Din for linux-arm-kernel@lists.infradead.org; Mon, 06 May 2024 13:34:20 +0000 Received: from pps.filterd (m0241204.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 446DP5XV032357; Mon, 6 May 2024 15:33:47 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= selector1; bh=XIk/vz4CZvRDP46S7QF0CjZaFR83xkL+/AG9b+2atfg=; b=m2 wuIT+6qcBtMsPsZemGk8e5n+WKLSsOTLRY2sWuyfjzjMR/STD2l46AOpTDqrJfpf d9hUBvYGyMcfiM4SB536Wvw6KW5MIseaCNABMjsuh+Ymhbx0Y2GTNB2QzxJw1UUM djcCaTaLl3MOFoNcZlQzJoQeDEsrvAyWOXZ0OBFvHbm6xfVd7GdVN18CzGhJSQpu PZ+2EIy+K2+4pkX3JQOaPrrGEJB9kYXjdmA5R1sWVABmqfC6PP5k7nXQNoyLAC/K lXHxfRnMGp/R/gvg3ChXteHGxkYbbYn18YhSVt83PRYji/TxKfN+b+PCc711nx9O 02KKRqkMDk6t1vM/lkpQ== Received: from beta.dmz-ap.st.com (beta.dmz-ap.st.com [138.198.100.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3xwcbx781r-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 06 May 2024 15:33:47 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 9CC4E40051; Mon, 6 May 2024 15:33:41 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 8E1F621B537; Mon, 6 May 2024 15:33:07 +0200 (CEST) Received: from localhost (10.48.87.171) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 6 May 2024 15:33:07 +0200 From: Antonio Borneo To: Russell King , Maxime Coquelin , Alexandre Torgue , Catalin Marinas , Will Deacon , Thomas Gleixner CC: Antonio Borneo , , , Subject: [PATCH 1/8] irqchip/stm32-exti: add CONFIG_STM32MP_EXTI Date: Mon, 6 May 2024 15:32:49 +0200 Message-ID: <20240506133256.948712-2-antonio.borneo@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240506133256.948712-1-antonio.borneo@foss.st.com> References: <20240506133256.948712-1-antonio.borneo@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.87.171] X-ClientProxiedBy: SAFCAS1NODE1.st.com (10.75.90.11) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-06_08,2024-05-06_02,2023-05-22_02 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240506_063417_484516_A4AF7BAC X-CRM114-Status: UNSURE ( 9.48 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org To guarantee bisect-ability during split of stm32-exti in MCU and MPU code, introduce CONFIG_STM32MP_EXTI. It will be used in arch configuration. Signed-off-by: Antonio Borneo --- drivers/irqchip/Kconfig | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index 14464716bacbb..798bd50f8ab23 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -392,6 +392,10 @@ config LS_SCFG_MSI config PARTITION_PERCPU bool +config STM32MP_EXTI + bool + select STM32_EXTI + config STM32_EXTI bool select IRQ_DOMAIN From patchwork Mon May 6 13:32:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antonio Borneo X-Patchwork-Id: 13655451 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id A961BC25B4F for ; Mon, 6 May 2024 13:34:36 +0000 (UTC) DKIM-Signature: v=1; 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Mon, 06 May 2024 15:33:47 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 365A34004D; Mon, 6 May 2024 15:33:41 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 2E49C2207A2; Mon, 6 May 2024 15:33:08 +0200 (CEST) Received: from localhost (10.48.87.171) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 6 May 2024 15:33:07 +0200 From: Antonio Borneo To: Russell King , Maxime Coquelin , Alexandre Torgue , Catalin Marinas , Will Deacon , Thomas Gleixner CC: Antonio Borneo , , , Subject: [PATCH 2/8] ARM: stm32: use different EXTI driver on ARMv7m and ARMv7a Date: Mon, 6 May 2024 15:32:50 +0200 Message-ID: <20240506133256.948712-3-antonio.borneo@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240506133256.948712-1-antonio.borneo@foss.st.com> References: <20240506133256.948712-1-antonio.borneo@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.87.171] X-ClientProxiedBy: SAFCAS1NODE1.st.com (10.75.90.11) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-06_08,2024-05-06_02,2023-05-22_02 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240506_063417_490441_8EC8C280 X-CRM114-Status: GOOD ( 11.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Build the proper driver by selecting the appropriate config flag. Signed-off-by: Antonio Borneo --- arch/arm/mach-stm32/Kconfig | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-stm32/Kconfig b/arch/arm/mach-stm32/Kconfig index 98145031586f1..41bfcf31f8a76 100644 --- a/arch/arm/mach-stm32/Kconfig +++ b/arch/arm/mach-stm32/Kconfig @@ -11,7 +11,8 @@ menuconfig ARCH_STM32 select CLKSRC_STM32 select PINCTRL select RESET_CONTROLLER - select STM32_EXTI + select STM32MP_EXTI if ARCH_MULTI_V7 + select STM32_EXTI if ARM_SINGLE_ARMV7M help Support for STMicroelectronics STM32 processors. 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Signed-off-by: Antonio Borneo --- arch/arm64/Kconfig.platforms | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index 19bf58a9d5e1b..da85e0d49686f 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -302,7 +302,7 @@ config ARCH_STM32 select GPIOLIB select PINCTRL select PINCTRL_STM32MP257 - select STM32_EXTI + select STM32MP_EXTI select ARM_SMC_MBOX select ARM_SCMI_PROTOCOL select COMMON_CLK_SCMI From patchwork Mon May 6 13:32:52 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antonio Borneo X-Patchwork-Id: 13655453 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 55DDAC10F16 for ; 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Signed-off-by: Antonio Borneo --- drivers/irqchip/Kconfig | 3 +- drivers/irqchip/Makefile | 1 + drivers/irqchip/irq-stm32-exti.c | 670 +----------------- .../{irq-stm32-exti.c => irq-stm32mp-exti.c} | 345 +-------- 4 files changed, 10 insertions(+), 1009 deletions(-) diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index 798bd50f8ab23..486022fb7806e 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -394,7 +394,8 @@ config PARTITION_PERCPU config STM32MP_EXTI bool - select STM32_EXTI + select IRQ_DOMAIN + select GENERIC_IRQ_CHIP config STM32_EXTI bool diff --git a/drivers/irqchip/Makefile b/drivers/irqchip/Makefile index d9dc3d99aaa86..8dffb6efbc070 100644 --- a/drivers/irqchip/Makefile +++ b/drivers/irqchip/Makefile @@ -84,6 +84,7 @@ obj-$(CONFIG_MVEBU_SEI) += irq-mvebu-sei.o obj-$(CONFIG_LS_EXTIRQ) += irq-ls-extirq.o obj-$(CONFIG_LS_SCFG_MSI) += irq-ls-scfg-msi.o obj-$(CONFIG_ARCH_ASPEED) += irq-aspeed-vic.o irq-aspeed-i2c-ic.o irq-aspeed-scu-ic.o +obj-$(CONFIG_STM32MP_EXTI) += irq-stm32mp-exti.o obj-$(CONFIG_STM32_EXTI) += irq-stm32-exti.o obj-$(CONFIG_QCOM_IRQ_COMBINER) += qcom-irq-combiner.o obj-$(CONFIG_IRQ_UNIPHIER_AIDET) += irq-uniphier-aidet.o diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c index 2cc9f3b7d6690..7c6a0080c3303 100644 --- a/drivers/irqchip/irq-stm32-exti.c +++ b/drivers/irqchip/irq-stm32-exti.c @@ -1,45 +1,22 @@ // SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) Maxime Coquelin 2015 - * Copyright (C) STMicroelectronics 2017 + * Copyright (C) STMicroelectronics 2017-2024 * Author: Maxime Coquelin */ #include -#include -#include #include #include #include #include #include #include -#include -#include #include #include -#include -#include - -#include #define IRQS_PER_BANK 32 -#define HWSPNLCK_TIMEOUT 1000 /* usec */ - -#define EXTI_EnCIDCFGR(n) (0x180 + (n) * 4) -#define EXTI_HWCFGR1 0x3f0 - -/* Register: EXTI_EnCIDCFGR(n) */ -#define EXTI_CIDCFGR_CFEN_MASK BIT(0) -#define EXTI_CIDCFGR_CID_MASK GENMASK(6, 4) -#define EXTI_CIDCFGR_CID_SHIFT 4 - -/* Register: EXTI_HWCFGR1 */ -#define EXTI_HWCFGR1_CIDWIDTH_MASK GENMASK(27, 24) - -#define EXTI_CID1 1 - struct stm32_exti_bank { u32 imr_ofst; u32 emr_ofst; @@ -47,13 +24,8 @@ struct stm32_exti_bank { u32 ftsr_ofst; u32 swier_ofst; u32 rpr_ofst; - u32 fpr_ofst; - u32 trg_ofst; - u32 seccfgr_ofst; }; -#define UNDEF_REG ~0 - struct stm32_exti_drv_data { const struct stm32_exti_bank **exti_banks; const u8 *desc_irqs; @@ -63,7 +35,6 @@ struct stm32_exti_drv_data { struct stm32_exti_chip_data { struct stm32_exti_host_data *host_data; const struct stm32_exti_bank *reg_bank; - struct raw_spinlock rlock; u32 wake_active; u32 mask_cache; u32 rtsr_cache; @@ -76,8 +47,6 @@ struct stm32_exti_host_data { struct device *dev; struct stm32_exti_chip_data *chips_data; const struct stm32_exti_drv_data *drv_data; - struct hwspinlock *hwlock; - bool dt_has_irqs_desc; /* skip internal desc_irqs array and get it from DT */ }; static const struct stm32_exti_bank stm32f4xx_exti_b1 = { @@ -87,9 +56,6 @@ static const struct stm32_exti_bank stm32f4xx_exti_b1 = { .ftsr_ofst = 0x0C, .swier_ofst = 0x10, .rpr_ofst = 0x14, - .fpr_ofst = UNDEF_REG, - .trg_ofst = UNDEF_REG, - .seccfgr_ofst = UNDEF_REG, }; static const struct stm32_exti_bank *stm32f4xx_exti_banks[] = { @@ -108,9 +74,6 @@ static const struct stm32_exti_bank stm32h7xx_exti_b1 = { .ftsr_ofst = 0x04, .swier_ofst = 0x08, .rpr_ofst = 0x88, - .fpr_ofst = UNDEF_REG, - .trg_ofst = UNDEF_REG, - .seccfgr_ofst = UNDEF_REG, }; static const struct stm32_exti_bank stm32h7xx_exti_b2 = { @@ -120,9 +83,6 @@ static const struct stm32_exti_bank stm32h7xx_exti_b2 = { .ftsr_ofst = 0x24, .swier_ofst = 0x28, .rpr_ofst = 0x98, - .fpr_ofst = UNDEF_REG, - .trg_ofst = UNDEF_REG, - .seccfgr_ofst = UNDEF_REG, }; static const struct stm32_exti_bank stm32h7xx_exti_b3 = { @@ -132,9 +92,6 @@ static const struct stm32_exti_bank stm32h7xx_exti_b3 = { .ftsr_ofst = 0x44, .swier_ofst = 0x48, .rpr_ofst = 0xA8, - .fpr_ofst = UNDEF_REG, - .trg_ofst = UNDEF_REG, - .seccfgr_ofst = UNDEF_REG, }; static const struct stm32_exti_bank *stm32h7xx_exti_banks[] = { @@ -148,183 +105,12 @@ static const struct stm32_exti_drv_data stm32h7xx_drv_data = { .bank_nr = ARRAY_SIZE(stm32h7xx_exti_banks), }; -static const struct stm32_exti_bank stm32mp1_exti_b1 = { - .imr_ofst = 0x80, - .emr_ofst = UNDEF_REG, - .rtsr_ofst = 0x00, - .ftsr_ofst = 0x04, - .swier_ofst = 0x08, - .rpr_ofst = 0x0C, - .fpr_ofst = 0x10, - .trg_ofst = 0x3EC, - .seccfgr_ofst = 0x14, -}; - -static const struct stm32_exti_bank stm32mp1_exti_b2 = { - .imr_ofst = 0x90, - .emr_ofst = UNDEF_REG, - .rtsr_ofst = 0x20, - .ftsr_ofst = 0x24, - .swier_ofst = 0x28, - .rpr_ofst = 0x2C, - .fpr_ofst = 0x30, - .trg_ofst = 0x3E8, - .seccfgr_ofst = 0x34, -}; - -static const struct stm32_exti_bank stm32mp1_exti_b3 = { - .imr_ofst = 0xA0, - .emr_ofst = UNDEF_REG, - .rtsr_ofst = 0x40, - .ftsr_ofst = 0x44, - .swier_ofst = 0x48, - .rpr_ofst = 0x4C, - .fpr_ofst = 0x50, - .trg_ofst = 0x3E4, - .seccfgr_ofst = 0x54, -}; - -static const struct stm32_exti_bank *stm32mp1_exti_banks[] = { - &stm32mp1_exti_b1, - &stm32mp1_exti_b2, - &stm32mp1_exti_b3, -}; - -static struct irq_chip stm32_exti_h_chip; -static struct irq_chip stm32_exti_h_chip_direct; - -#define EXTI_INVALID_IRQ U8_MAX -#define STM32MP1_DESC_IRQ_SIZE (ARRAY_SIZE(stm32mp1_exti_banks) * IRQS_PER_BANK) - -/* - * Use some intentionally tricky logic here to initialize the whole array to - * EXTI_INVALID_IRQ, but then override certain fields, requiring us to indicate - * that we "know" that there are overrides in this structure, and we'll need to - * disable that warning from W=1 builds. - */ -__diag_push(); -__diag_ignore_all("-Woverride-init", - "logic to initialize all and then override some is OK"); - -static const u8 stm32mp1_desc_irq[] = { - /* default value */ - [0 ... (STM32MP1_DESC_IRQ_SIZE - 1)] = EXTI_INVALID_IRQ, - - [0] = 6, - [1] = 7, - [2] = 8, - [3] = 9, - [4] = 10, - [5] = 23, - [6] = 64, - [7] = 65, - [8] = 66, - [9] = 67, - [10] = 40, - [11] = 42, - [12] = 76, - [13] = 77, - [14] = 121, - [15] = 127, - [16] = 1, - [19] = 3, - [21] = 31, - [22] = 33, - [23] = 72, - [24] = 95, - [25] = 107, - [26] = 37, - [27] = 38, - [28] = 39, - [29] = 71, - [30] = 52, - [31] = 53, - [32] = 82, - [33] = 83, - [46] = 151, - [47] = 93, - [48] = 138, - [50] = 139, - [52] = 140, - [53] = 141, - [54] = 135, - [61] = 100, - [65] = 144, - [68] = 143, - [70] = 62, - [73] = 129, -}; - -static const u8 stm32mp13_desc_irq[] = { - /* default value */ - [0 ... (STM32MP1_DESC_IRQ_SIZE - 1)] = EXTI_INVALID_IRQ, - - [0] = 6, - [1] = 7, - [2] = 8, - [3] = 9, - [4] = 10, - [5] = 24, - [6] = 65, - [7] = 66, - [8] = 67, - [9] = 68, - [10] = 41, - [11] = 43, - [12] = 77, - [13] = 78, - [14] = 106, - [15] = 109, - [16] = 1, - [19] = 3, - [21] = 32, - [22] = 34, - [23] = 73, - [24] = 93, - [25] = 114, - [26] = 38, - [27] = 39, - [28] = 40, - [29] = 72, - [30] = 53, - [31] = 54, - [32] = 83, - [33] = 84, - [44] = 96, - [47] = 92, - [48] = 116, - [50] = 117, - [52] = 118, - [53] = 119, - [68] = 63, - [70] = 98, -}; - -__diag_pop(); - -static const struct stm32_exti_drv_data stm32mp1_drv_data = { - .exti_banks = stm32mp1_exti_banks, - .bank_nr = ARRAY_SIZE(stm32mp1_exti_banks), - .desc_irqs = stm32mp1_desc_irq, -}; - -static const struct stm32_exti_drv_data stm32mp13_drv_data = { - .exti_banks = stm32mp1_exti_banks, - .bank_nr = ARRAY_SIZE(stm32mp1_exti_banks), - .desc_irqs = stm32mp13_desc_irq, -}; - static unsigned long stm32_exti_pending(struct irq_chip_generic *gc) { struct stm32_exti_chip_data *chip_data = gc->private; const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - unsigned long pending; - pending = irq_reg_readl(gc, stm32_bank->rpr_ofst); - if (stm32_bank->fpr_ofst != UNDEF_REG) - pending |= irq_reg_readl(gc, stm32_bank->fpr_ofst); - - return pending; + return irq_reg_readl(gc, stm32_bank->rpr_ofst); } static void stm32_irq_handler(struct irq_desc *desc) @@ -380,33 +166,21 @@ static int stm32_irq_set_type(struct irq_data *d, unsigned int type) struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); struct stm32_exti_chip_data *chip_data = gc->private; const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - struct hwspinlock *hwlock = chip_data->host_data->hwlock; u32 rtsr, ftsr; int err; irq_gc_lock(gc); - if (hwlock) { - err = hwspin_lock_timeout_in_atomic(hwlock, HWSPNLCK_TIMEOUT); - if (err) { - pr_err("%s can't get hwspinlock (%d)\n", __func__, err); - goto unlock; - } - } - rtsr = irq_reg_readl(gc, stm32_bank->rtsr_ofst); ftsr = irq_reg_readl(gc, stm32_bank->ftsr_ofst); err = stm32_exti_set_type(d, type, &rtsr, &ftsr); if (err) - goto unspinlock; + goto unlock; irq_reg_writel(gc, rtsr, stm32_bank->rtsr_ofst); irq_reg_writel(gc, ftsr, stm32_bank->ftsr_ofst); -unspinlock: - if (hwlock) - hwspin_unlock_in_atomic(hwlock); unlock: irq_gc_unlock(gc); @@ -494,287 +268,10 @@ static void stm32_irq_ack(struct irq_data *d) irq_gc_lock(gc); irq_reg_writel(gc, d->mask, stm32_bank->rpr_ofst); - if (stm32_bank->fpr_ofst != UNDEF_REG) - irq_reg_writel(gc, d->mask, stm32_bank->fpr_ofst); irq_gc_unlock(gc); } -/* directly set the target bit without reading first. */ -static inline void stm32_exti_write_bit(struct irq_data *d, u32 reg) -{ - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - void __iomem *base = chip_data->host_data->base; - u32 val = BIT(d->hwirq % IRQS_PER_BANK); - - writel_relaxed(val, base + reg); -} - -static inline u32 stm32_exti_set_bit(struct irq_data *d, u32 reg) -{ - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - void __iomem *base = chip_data->host_data->base; - u32 val; - - val = readl_relaxed(base + reg); - val |= BIT(d->hwirq % IRQS_PER_BANK); - writel_relaxed(val, base + reg); - - return val; -} - -static inline u32 stm32_exti_clr_bit(struct irq_data *d, u32 reg) -{ - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - void __iomem *base = chip_data->host_data->base; - u32 val; - - val = readl_relaxed(base + reg); - val &= ~BIT(d->hwirq % IRQS_PER_BANK); - writel_relaxed(val, base + reg); - - return val; -} - -static void stm32_exti_h_eoi(struct irq_data *d) -{ - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - - raw_spin_lock(&chip_data->rlock); - - stm32_exti_write_bit(d, stm32_bank->rpr_ofst); - if (stm32_bank->fpr_ofst != UNDEF_REG) - stm32_exti_write_bit(d, stm32_bank->fpr_ofst); - - raw_spin_unlock(&chip_data->rlock); - - if (d->parent_data->chip) - irq_chip_eoi_parent(d); -} - -static void stm32_exti_h_mask(struct irq_data *d) -{ - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - - raw_spin_lock(&chip_data->rlock); - chip_data->mask_cache = stm32_exti_clr_bit(d, stm32_bank->imr_ofst); - raw_spin_unlock(&chip_data->rlock); - - if (d->parent_data->chip) - irq_chip_mask_parent(d); -} - -static void stm32_exti_h_unmask(struct irq_data *d) -{ - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - - raw_spin_lock(&chip_data->rlock); - chip_data->mask_cache = stm32_exti_set_bit(d, stm32_bank->imr_ofst); - raw_spin_unlock(&chip_data->rlock); - - if (d->parent_data->chip) - irq_chip_unmask_parent(d); -} - -static int stm32_exti_h_set_type(struct irq_data *d, unsigned int type) -{ - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - struct hwspinlock *hwlock = chip_data->host_data->hwlock; - void __iomem *base = chip_data->host_data->base; - u32 rtsr, ftsr; - int err; - - raw_spin_lock(&chip_data->rlock); - - if (hwlock) { - err = hwspin_lock_timeout_in_atomic(hwlock, HWSPNLCK_TIMEOUT); - if (err) { - pr_err("%s can't get hwspinlock (%d)\n", __func__, err); - goto unlock; - } - } - - rtsr = readl_relaxed(base + stm32_bank->rtsr_ofst); - ftsr = readl_relaxed(base + stm32_bank->ftsr_ofst); - - err = stm32_exti_set_type(d, type, &rtsr, &ftsr); - if (err) - goto unspinlock; - - writel_relaxed(rtsr, base + stm32_bank->rtsr_ofst); - writel_relaxed(ftsr, base + stm32_bank->ftsr_ofst); - -unspinlock: - if (hwlock) - hwspin_unlock_in_atomic(hwlock); -unlock: - raw_spin_unlock(&chip_data->rlock); - - return err; -} - -static int stm32_exti_h_set_wake(struct irq_data *d, unsigned int on) -{ - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - u32 mask = BIT(d->hwirq % IRQS_PER_BANK); - - raw_spin_lock(&chip_data->rlock); - - if (on) - chip_data->wake_active |= mask; - else - chip_data->wake_active &= ~mask; - - raw_spin_unlock(&chip_data->rlock); - - return 0; -} - -static int stm32_exti_h_set_affinity(struct irq_data *d, - const struct cpumask *dest, bool force) -{ - if (d->parent_data->chip) - return irq_chip_set_affinity_parent(d, dest, force); - - return IRQ_SET_MASK_OK_DONE; -} - -static int stm32_exti_h_suspend(struct device *dev) -{ - struct stm32_exti_host_data *host_data = dev_get_drvdata(dev); - struct stm32_exti_chip_data *chip_data; - int i; - - for (i = 0; i < host_data->drv_data->bank_nr; i++) { - chip_data = &host_data->chips_data[i]; - stm32_chip_suspend(chip_data, chip_data->wake_active); - } - - return 0; -} - -static int stm32_exti_h_resume(struct device *dev) -{ - struct stm32_exti_host_data *host_data = dev_get_drvdata(dev); - struct stm32_exti_chip_data *chip_data; - int i; - - for (i = 0; i < host_data->drv_data->bank_nr; i++) { - chip_data = &host_data->chips_data[i]; - stm32_chip_resume(chip_data, chip_data->mask_cache); - } - - return 0; -} - -static int stm32_exti_h_retrigger(struct irq_data *d) -{ - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - void __iomem *base = chip_data->host_data->base; - u32 mask = BIT(d->hwirq % IRQS_PER_BANK); - - writel_relaxed(mask, base + stm32_bank->swier_ofst); - - return 0; -} - -static struct irq_chip stm32_exti_h_chip = { - .name = "stm32-exti-h", - .irq_eoi = stm32_exti_h_eoi, - .irq_mask = stm32_exti_h_mask, - .irq_unmask = stm32_exti_h_unmask, - .irq_retrigger = stm32_exti_h_retrigger, - .irq_set_type = stm32_exti_h_set_type, - .irq_set_wake = stm32_exti_h_set_wake, - .flags = IRQCHIP_MASK_ON_SUSPEND, - .irq_set_affinity = IS_ENABLED(CONFIG_SMP) ? stm32_exti_h_set_affinity : NULL, -}; - -static struct irq_chip stm32_exti_h_chip_direct = { - .name = "stm32-exti-h-direct", - .irq_eoi = irq_chip_eoi_parent, - .irq_ack = irq_chip_ack_parent, - .irq_mask = stm32_exti_h_mask, - .irq_unmask = stm32_exti_h_unmask, - .irq_retrigger = irq_chip_retrigger_hierarchy, - .irq_set_type = irq_chip_set_type_parent, - .irq_set_wake = stm32_exti_h_set_wake, - .flags = IRQCHIP_MASK_ON_SUSPEND, - .irq_set_affinity = IS_ENABLED(CONFIG_SMP) ? irq_chip_set_affinity_parent : NULL, -}; - -static int stm32_exti_h_domain_alloc(struct irq_domain *dm, - unsigned int virq, - unsigned int nr_irqs, void *data) -{ - struct stm32_exti_host_data *host_data = dm->host_data; - struct stm32_exti_chip_data *chip_data; - u8 desc_irq; - struct irq_fwspec *fwspec = data; - struct irq_fwspec p_fwspec; - irq_hw_number_t hwirq; - int bank; - u32 event_trg; - struct irq_chip *chip; - - hwirq = fwspec->param[0]; - if (hwirq >= host_data->drv_data->bank_nr * IRQS_PER_BANK) - return -EINVAL; - - bank = hwirq / IRQS_PER_BANK; - chip_data = &host_data->chips_data[bank]; - - /* Check if event is reserved (Secure) */ - if (chip_data->event_reserved & BIT(hwirq % IRQS_PER_BANK)) { - dev_err(host_data->dev, "event %lu is reserved, secure\n", hwirq); - return -EPERM; - } - - event_trg = readl_relaxed(host_data->base + chip_data->reg_bank->trg_ofst); - chip = (event_trg & BIT(hwirq % IRQS_PER_BANK)) ? - &stm32_exti_h_chip : &stm32_exti_h_chip_direct; - - irq_domain_set_hwirq_and_chip(dm, virq, hwirq, chip, chip_data); - - if (host_data->dt_has_irqs_desc) { - struct of_phandle_args out_irq; - int ret; - - ret = of_irq_parse_one(host_data->dev->of_node, hwirq, &out_irq); - if (ret) - return ret; - /* we only support one parent, so far */ - if (of_node_to_fwnode(out_irq.np) != dm->parent->fwnode) - return -EINVAL; - - of_phandle_args_to_fwspec(out_irq.np, out_irq.args, - out_irq.args_count, &p_fwspec); - - return irq_domain_alloc_irqs_parent(dm, virq, 1, &p_fwspec); - } - - if (!host_data->drv_data->desc_irqs) - return -EINVAL; - - desc_irq = host_data->drv_data->desc_irqs[hwirq]; - if (desc_irq != EXTI_INVALID_IRQ) { - p_fwspec.fwnode = dm->parent->fwnode; - p_fwspec.param_count = 3; - p_fwspec.param[0] = GIC_SPI; - p_fwspec.param[1] = desc_irq; - p_fwspec.param[2] = IRQ_TYPE_LEVEL_HIGH; - - return irq_domain_alloc_irqs_parent(dm, virq, 1, &p_fwspec); - } - - return 0; -} - static struct stm32_exti_host_data *stm32_exti_host_init(const struct stm32_exti_drv_data *dd, struct device_node *node) @@ -822,19 +319,12 @@ stm32_exti_chip_data *stm32_exti_chip_init(struct stm32_exti_host_data *h_data, chip_data->host_data = h_data; chip_data->reg_bank = stm32_bank; - raw_spin_lock_init(&chip_data->rlock); - /* * This IP has no reset, so after hot reboot we should * clear registers to avoid residue */ writel_relaxed(0, base + stm32_bank->imr_ofst); - if (stm32_bank->emr_ofst != UNDEF_REG) - writel_relaxed(0, base + stm32_bank->emr_ofst); - - /* reserve Secure events */ - if (stm32_bank->seccfgr_ofst != UNDEF_REG) - chip_data->event_reserved = readl_relaxed(base + stm32_bank->seccfgr_ofst); + writel_relaxed(0, base + stm32_bank->emr_ofst); pr_info("%pOF: bank%d\n", node, bank_idx); @@ -914,158 +404,6 @@ static int __init stm32_exti_init(const struct stm32_exti_drv_data *drv_data, return ret; } -static const struct irq_domain_ops stm32_exti_h_domain_ops = { - .alloc = stm32_exti_h_domain_alloc, - .free = irq_domain_free_irqs_common, - .xlate = irq_domain_xlate_twocell, -}; - -static void stm32_exti_check_rif(struct stm32_exti_host_data *host_data) -{ - unsigned int bank, i, event; - u32 cid, cidcfgr, hwcfgr1; - - /* quit on CID not supported */ - hwcfgr1 = readl_relaxed(host_data->base + EXTI_HWCFGR1); - if ((hwcfgr1 & EXTI_HWCFGR1_CIDWIDTH_MASK) == 0) - return; - - for (bank = 0; bank < host_data->drv_data->bank_nr; bank++) { - for (i = 0; i < IRQS_PER_BANK; i++) { - event = bank * IRQS_PER_BANK + i; - cidcfgr = readl_relaxed(host_data->base + EXTI_EnCIDCFGR(event)); - cid = (cidcfgr & EXTI_CIDCFGR_CID_MASK) >> EXTI_CIDCFGR_CID_SHIFT; - if ((cidcfgr & EXTI_CIDCFGR_CFEN_MASK) && cid != EXTI_CID1) - host_data->chips_data[bank].event_reserved |= BIT(i); - } - } -} - -static void stm32_exti_remove_irq(void *data) -{ - struct irq_domain *domain = data; - - irq_domain_remove(domain); -} - -static int stm32_exti_probe(struct platform_device *pdev) -{ - int ret, i; - struct device *dev = &pdev->dev; - struct device_node *np = dev->of_node; - struct irq_domain *parent_domain, *domain; - struct stm32_exti_host_data *host_data; - const struct stm32_exti_drv_data *drv_data; - - host_data = devm_kzalloc(dev, sizeof(*host_data), GFP_KERNEL); - if (!host_data) - return -ENOMEM; - - dev_set_drvdata(dev, host_data); - host_data->dev = dev; - - /* check for optional hwspinlock which may be not available yet */ - ret = of_hwspin_lock_get_id(np, 0); - if (ret == -EPROBE_DEFER) - /* hwspinlock framework not yet ready */ - return ret; - - if (ret >= 0) { - host_data->hwlock = devm_hwspin_lock_request_specific(dev, ret); - if (!host_data->hwlock) { - dev_err(dev, "Failed to request hwspinlock\n"); - return -EINVAL; - } - } else if (ret != -ENOENT) { - /* note: ENOENT is a valid case (means 'no hwspinlock') */ - dev_err(dev, "Failed to get hwspinlock\n"); - return ret; - } - - /* initialize host_data */ - drv_data = of_device_get_match_data(dev); - if (!drv_data) { - dev_err(dev, "no of match data\n"); - return -ENODEV; - } - host_data->drv_data = drv_data; - - host_data->chips_data = devm_kcalloc(dev, drv_data->bank_nr, - sizeof(*host_data->chips_data), - GFP_KERNEL); - if (!host_data->chips_data) - return -ENOMEM; - - host_data->base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(host_data->base)) - return PTR_ERR(host_data->base); - - for (i = 0; i < drv_data->bank_nr; i++) - stm32_exti_chip_init(host_data, i, np); - - stm32_exti_check_rif(host_data); - - parent_domain = irq_find_host(of_irq_find_parent(np)); - if (!parent_domain) { - dev_err(dev, "GIC interrupt-parent not found\n"); - return -EINVAL; - } - - domain = irq_domain_add_hierarchy(parent_domain, 0, - drv_data->bank_nr * IRQS_PER_BANK, - np, &stm32_exti_h_domain_ops, - host_data); - - if (!domain) { - dev_err(dev, "Could not register exti domain\n"); - return -ENOMEM; - } - - ret = devm_add_action_or_reset(dev, stm32_exti_remove_irq, domain); - if (ret) - return ret; - - if (of_property_read_bool(np, "interrupts-extended")) - host_data->dt_has_irqs_desc = true; - - return 0; -} - -/* platform driver only for MP1 */ -static const struct of_device_id stm32_exti_ids[] = { - { .compatible = "st,stm32mp1-exti", .data = &stm32mp1_drv_data}, - { .compatible = "st,stm32mp13-exti", .data = &stm32mp13_drv_data}, - {}, -}; -MODULE_DEVICE_TABLE(of, stm32_exti_ids); - -static const struct dev_pm_ops stm32_exti_dev_pm_ops = { - NOIRQ_SYSTEM_SLEEP_PM_OPS(stm32_exti_h_suspend, stm32_exti_h_resume) -}; - -static struct platform_driver stm32_exti_driver = { - .probe = stm32_exti_probe, - .driver = { - .name = "stm32_exti", - .of_match_table = stm32_exti_ids, - .pm = &stm32_exti_dev_pm_ops, - }, -}; - -static int __init stm32_exti_arch_init(void) -{ - return platform_driver_register(&stm32_exti_driver); -} - -static void __exit stm32_exti_arch_exit(void) -{ - return platform_driver_unregister(&stm32_exti_driver); -} - -arch_initcall(stm32_exti_arch_init); -module_exit(stm32_exti_arch_exit); - -/* no platform driver for F4 and H7 */ static int __init stm32f4_exti_of_init(struct device_node *np, struct device_node *parent) { diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32mp-exti.c similarity index 67% copy from drivers/irqchip/irq-stm32-exti.c copy to drivers/irqchip/irq-stm32mp-exti.c index 2cc9f3b7d6690..8a45ece2e198f 100644 --- a/drivers/irqchip/irq-stm32-exti.c +++ b/drivers/irqchip/irq-stm32mp-exti.c @@ -1,18 +1,16 @@ // SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) Maxime Coquelin 2015 - * Copyright (C) STMicroelectronics 2017 + * Copyright (C) STMicroelectronics 2017-2024 * Author: Maxime Coquelin */ #include -#include #include #include #include #include #include -#include #include #include #include @@ -42,7 +40,6 @@ struct stm32_exti_bank { u32 imr_ofst; - u32 emr_ofst; u32 rtsr_ofst; u32 ftsr_ofst; u32 swier_ofst; @@ -52,8 +49,6 @@ struct stm32_exti_bank { u32 seccfgr_ofst; }; -#define UNDEF_REG ~0 - struct stm32_exti_drv_data { const struct stm32_exti_bank **exti_banks; const u8 *desc_irqs; @@ -80,77 +75,8 @@ struct stm32_exti_host_data { bool dt_has_irqs_desc; /* skip internal desc_irqs array and get it from DT */ }; -static const struct stm32_exti_bank stm32f4xx_exti_b1 = { - .imr_ofst = 0x00, - .emr_ofst = 0x04, - .rtsr_ofst = 0x08, - .ftsr_ofst = 0x0C, - .swier_ofst = 0x10, - .rpr_ofst = 0x14, - .fpr_ofst = UNDEF_REG, - .trg_ofst = UNDEF_REG, - .seccfgr_ofst = UNDEF_REG, -}; - -static const struct stm32_exti_bank *stm32f4xx_exti_banks[] = { - &stm32f4xx_exti_b1, -}; - -static const struct stm32_exti_drv_data stm32f4xx_drv_data = { - .exti_banks = stm32f4xx_exti_banks, - .bank_nr = ARRAY_SIZE(stm32f4xx_exti_banks), -}; - -static const struct stm32_exti_bank stm32h7xx_exti_b1 = { - .imr_ofst = 0x80, - .emr_ofst = 0x84, - .rtsr_ofst = 0x00, - .ftsr_ofst = 0x04, - .swier_ofst = 0x08, - .rpr_ofst = 0x88, - .fpr_ofst = UNDEF_REG, - .trg_ofst = UNDEF_REG, - .seccfgr_ofst = UNDEF_REG, -}; - -static const struct stm32_exti_bank stm32h7xx_exti_b2 = { - .imr_ofst = 0x90, - .emr_ofst = 0x94, - .rtsr_ofst = 0x20, - .ftsr_ofst = 0x24, - .swier_ofst = 0x28, - .rpr_ofst = 0x98, - .fpr_ofst = UNDEF_REG, - .trg_ofst = UNDEF_REG, - .seccfgr_ofst = UNDEF_REG, -}; - -static const struct stm32_exti_bank stm32h7xx_exti_b3 = { - .imr_ofst = 0xA0, - .emr_ofst = 0xA4, - .rtsr_ofst = 0x40, - .ftsr_ofst = 0x44, - .swier_ofst = 0x48, - .rpr_ofst = 0xA8, - .fpr_ofst = UNDEF_REG, - .trg_ofst = UNDEF_REG, - .seccfgr_ofst = UNDEF_REG, -}; - -static const struct stm32_exti_bank *stm32h7xx_exti_banks[] = { - &stm32h7xx_exti_b1, - &stm32h7xx_exti_b2, - &stm32h7xx_exti_b3, -}; - -static const struct stm32_exti_drv_data stm32h7xx_drv_data = { - .exti_banks = stm32h7xx_exti_banks, - .bank_nr = ARRAY_SIZE(stm32h7xx_exti_banks), -}; - static const struct stm32_exti_bank stm32mp1_exti_b1 = { .imr_ofst = 0x80, - .emr_ofst = UNDEF_REG, .rtsr_ofst = 0x00, .ftsr_ofst = 0x04, .swier_ofst = 0x08, @@ -162,7 +88,6 @@ static const struct stm32_exti_bank stm32mp1_exti_b1 = { static const struct stm32_exti_bank stm32mp1_exti_b2 = { .imr_ofst = 0x90, - .emr_ofst = UNDEF_REG, .rtsr_ofst = 0x20, .ftsr_ofst = 0x24, .swier_ofst = 0x28, @@ -174,7 +99,6 @@ static const struct stm32_exti_bank stm32mp1_exti_b2 = { static const struct stm32_exti_bank stm32mp1_exti_b3 = { .imr_ofst = 0xA0, - .emr_ofst = UNDEF_REG, .rtsr_ofst = 0x40, .ftsr_ofst = 0x44, .swier_ofst = 0x48, @@ -314,42 +238,6 @@ static const struct stm32_exti_drv_data stm32mp13_drv_data = { .desc_irqs = stm32mp13_desc_irq, }; -static unsigned long stm32_exti_pending(struct irq_chip_generic *gc) -{ - struct stm32_exti_chip_data *chip_data = gc->private; - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - unsigned long pending; - - pending = irq_reg_readl(gc, stm32_bank->rpr_ofst); - if (stm32_bank->fpr_ofst != UNDEF_REG) - pending |= irq_reg_readl(gc, stm32_bank->fpr_ofst); - - return pending; -} - -static void stm32_irq_handler(struct irq_desc *desc) -{ - struct irq_domain *domain = irq_desc_get_handler_data(desc); - struct irq_chip *chip = irq_desc_get_chip(desc); - unsigned int nbanks = domain->gc->num_chips; - struct irq_chip_generic *gc; - unsigned long pending; - int n, i, irq_base = 0; - - chained_irq_enter(chip, desc); - - for (i = 0; i < nbanks; i++, irq_base += IRQS_PER_BANK) { - gc = irq_get_domain_generic_chip(domain, irq_base); - - while ((pending = stm32_exti_pending(gc))) { - for_each_set_bit(n, &pending, IRQS_PER_BANK) - generic_handle_domain_irq(domain, irq_base + n); - } - } - - chained_irq_exit(chip, desc); -} - static int stm32_exti_set_type(struct irq_data *d, unsigned int type, u32 *rtsr, u32 *ftsr) { @@ -375,44 +263,6 @@ static int stm32_exti_set_type(struct irq_data *d, return 0; } -static int stm32_irq_set_type(struct irq_data *d, unsigned int type) -{ - struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); - struct stm32_exti_chip_data *chip_data = gc->private; - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - struct hwspinlock *hwlock = chip_data->host_data->hwlock; - u32 rtsr, ftsr; - int err; - - irq_gc_lock(gc); - - if (hwlock) { - err = hwspin_lock_timeout_in_atomic(hwlock, HWSPNLCK_TIMEOUT); - if (err) { - pr_err("%s can't get hwspinlock (%d)\n", __func__, err); - goto unlock; - } - } - - rtsr = irq_reg_readl(gc, stm32_bank->rtsr_ofst); - ftsr = irq_reg_readl(gc, stm32_bank->ftsr_ofst); - - err = stm32_exti_set_type(d, type, &rtsr, &ftsr); - if (err) - goto unspinlock; - - irq_reg_writel(gc, rtsr, stm32_bank->rtsr_ofst); - irq_reg_writel(gc, ftsr, stm32_bank->ftsr_ofst); - -unspinlock: - if (hwlock) - hwspin_unlock_in_atomic(hwlock); -unlock: - irq_gc_unlock(gc); - - return err; -} - static void stm32_chip_suspend(struct stm32_exti_chip_data *chip_data, u32 wake_active) { @@ -439,67 +289,6 @@ static void stm32_chip_resume(struct stm32_exti_chip_data *chip_data, writel_relaxed(mask_cache, base + stm32_bank->imr_ofst); } -static void stm32_irq_suspend(struct irq_chip_generic *gc) -{ - struct stm32_exti_chip_data *chip_data = gc->private; - - irq_gc_lock(gc); - stm32_chip_suspend(chip_data, gc->wake_active); - irq_gc_unlock(gc); -} - -static void stm32_irq_resume(struct irq_chip_generic *gc) -{ - struct stm32_exti_chip_data *chip_data = gc->private; - - irq_gc_lock(gc); - stm32_chip_resume(chip_data, gc->mask_cache); - irq_gc_unlock(gc); -} - -static int stm32_exti_alloc(struct irq_domain *d, unsigned int virq, - unsigned int nr_irqs, void *data) -{ - struct irq_fwspec *fwspec = data; - irq_hw_number_t hwirq; - - hwirq = fwspec->param[0]; - - irq_map_generic_chip(d, virq, hwirq); - - return 0; -} - -static void stm32_exti_free(struct irq_domain *d, unsigned int virq, - unsigned int nr_irqs) -{ - struct irq_data *data = irq_domain_get_irq_data(d, virq); - - irq_domain_reset_irq_data(data); -} - -static const struct irq_domain_ops irq_exti_domain_ops = { - .map = irq_map_generic_chip, - .alloc = stm32_exti_alloc, - .free = stm32_exti_free, - .xlate = irq_domain_xlate_twocell, -}; - -static void stm32_irq_ack(struct irq_data *d) -{ - struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); - struct stm32_exti_chip_data *chip_data = gc->private; - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; - - irq_gc_lock(gc); - - irq_reg_writel(gc, d->mask, stm32_bank->rpr_ofst); - if (stm32_bank->fpr_ofst != UNDEF_REG) - irq_reg_writel(gc, d->mask, stm32_bank->fpr_ofst); - - irq_gc_unlock(gc); -} - /* directly set the target bit without reading first. */ static inline void stm32_exti_write_bit(struct irq_data *d, u32 reg) { @@ -544,8 +333,7 @@ static void stm32_exti_h_eoi(struct irq_data *d) raw_spin_lock(&chip_data->rlock); stm32_exti_write_bit(d, stm32_bank->rpr_ofst); - if (stm32_bank->fpr_ofst != UNDEF_REG) - stm32_exti_write_bit(d, stm32_bank->fpr_ofst); + stm32_exti_write_bit(d, stm32_bank->fpr_ofst); raw_spin_unlock(&chip_data->rlock); @@ -775,39 +563,6 @@ static int stm32_exti_h_domain_alloc(struct irq_domain *dm, return 0; } -static struct -stm32_exti_host_data *stm32_exti_host_init(const struct stm32_exti_drv_data *dd, - struct device_node *node) -{ - struct stm32_exti_host_data *host_data; - - host_data = kzalloc(sizeof(*host_data), GFP_KERNEL); - if (!host_data) - return NULL; - - host_data->drv_data = dd; - host_data->chips_data = kcalloc(dd->bank_nr, - sizeof(struct stm32_exti_chip_data), - GFP_KERNEL); - if (!host_data->chips_data) - goto free_host_data; - - host_data->base = of_iomap(node, 0); - if (!host_data->base) { - pr_err("%pOF: Unable to map registers\n", node); - goto free_chips_data; - } - - return host_data; - -free_chips_data: - kfree(host_data->chips_data); -free_host_data: - kfree(host_data); - - return NULL; -} - static struct stm32_exti_chip_data *stm32_exti_chip_init(struct stm32_exti_host_data *h_data, u32 bank_idx, @@ -829,91 +584,15 @@ stm32_exti_chip_data *stm32_exti_chip_init(struct stm32_exti_host_data *h_data, * clear registers to avoid residue */ writel_relaxed(0, base + stm32_bank->imr_ofst); - if (stm32_bank->emr_ofst != UNDEF_REG) - writel_relaxed(0, base + stm32_bank->emr_ofst); /* reserve Secure events */ - if (stm32_bank->seccfgr_ofst != UNDEF_REG) - chip_data->event_reserved = readl_relaxed(base + stm32_bank->seccfgr_ofst); + chip_data->event_reserved = readl_relaxed(base + stm32_bank->seccfgr_ofst); pr_info("%pOF: bank%d\n", node, bank_idx); return chip_data; } -static int __init stm32_exti_init(const struct stm32_exti_drv_data *drv_data, - struct device_node *node) -{ - struct stm32_exti_host_data *host_data; - unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN; - int nr_irqs, ret, i; - struct irq_chip_generic *gc; - struct irq_domain *domain; - - host_data = stm32_exti_host_init(drv_data, node); - if (!host_data) - return -ENOMEM; - - domain = irq_domain_add_linear(node, drv_data->bank_nr * IRQS_PER_BANK, - &irq_exti_domain_ops, NULL); - if (!domain) { - pr_err("%pOFn: Could not register interrupt domain.\n", - node); - ret = -ENOMEM; - goto out_unmap; - } - - ret = irq_alloc_domain_generic_chips(domain, IRQS_PER_BANK, 1, "exti", - handle_edge_irq, clr, 0, 0); - if (ret) { - pr_err("%pOF: Could not allocate generic interrupt chip.\n", - node); - goto out_free_domain; - } - - for (i = 0; i < drv_data->bank_nr; i++) { - const struct stm32_exti_bank *stm32_bank; - struct stm32_exti_chip_data *chip_data; - - stm32_bank = drv_data->exti_banks[i]; - chip_data = stm32_exti_chip_init(host_data, i, node); - - gc = irq_get_domain_generic_chip(domain, i * IRQS_PER_BANK); - - gc->reg_base = host_data->base; - gc->chip_types->type = IRQ_TYPE_EDGE_BOTH; - gc->chip_types->chip.irq_ack = stm32_irq_ack; - gc->chip_types->chip.irq_mask = irq_gc_mask_clr_bit; - gc->chip_types->chip.irq_unmask = irq_gc_mask_set_bit; - gc->chip_types->chip.irq_set_type = stm32_irq_set_type; - gc->chip_types->chip.irq_set_wake = irq_gc_set_wake; - gc->suspend = stm32_irq_suspend; - gc->resume = stm32_irq_resume; - gc->wake_enabled = IRQ_MSK(IRQS_PER_BANK); - - gc->chip_types->regs.mask = stm32_bank->imr_ofst; - gc->private = (void *)chip_data; - } - - nr_irqs = of_irq_count(node); - for (i = 0; i < nr_irqs; i++) { - unsigned int irq = irq_of_parse_and_map(node, i); - - irq_set_handler_data(irq, domain); - irq_set_chained_handler(irq, stm32_irq_handler); - } - - return 0; - -out_free_domain: - irq_domain_remove(domain); -out_unmap: - iounmap(host_data->base); - kfree(host_data->chips_data); - kfree(host_data); - return ret; -} - static const struct irq_domain_ops stm32_exti_h_domain_ops = { .alloc = stm32_exti_h_domain_alloc, .free = irq_domain_free_irqs_common, @@ -1031,7 +710,6 @@ static int stm32_exti_probe(struct platform_device *pdev) return 0; } -/* platform driver only for MP1 */ static const struct of_device_id stm32_exti_ids[] = { { .compatible = "st,stm32mp1-exti", .data = &stm32mp1_drv_data}, { .compatible = "st,stm32mp13-exti", .data = &stm32mp13_drv_data}, @@ -1064,20 +742,3 @@ static void __exit stm32_exti_arch_exit(void) arch_initcall(stm32_exti_arch_init); module_exit(stm32_exti_arch_exit); - -/* no platform driver for F4 and H7 */ -static int __init stm32f4_exti_of_init(struct device_node *np, - struct device_node *parent) -{ - return stm32_exti_init(&stm32f4xx_drv_data, np); -} - -IRQCHIP_DECLARE(stm32f4_exti, "st,stm32-exti", stm32f4_exti_of_init); - -static int __init stm32h7_exti_of_init(struct device_node *np, - struct device_node *parent) -{ - return stm32_exti_init(&stm32h7xx_drv_data, np); -} - -IRQCHIP_DECLARE(stm32h7_exti, "st,stm32h7-exti", stm32h7_exti_of_init); From patchwork Mon May 6 13:32:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antonio Borneo X-Patchwork-Id: 13655457 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id B3915C25B5F for ; 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Mon, 06 May 2024 15:34:49 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 1FF2740045; Mon, 6 May 2024 15:34:45 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 4661421A8F7; Mon, 6 May 2024 15:34:12 +0200 (CEST) Received: from localhost (10.48.87.171) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 6 May 2024 15:34:11 +0200 From: Antonio Borneo To: Russell King , Maxime Coquelin , Alexandre Torgue , Catalin Marinas , Will Deacon , Thomas Gleixner CC: Antonio Borneo , , , Subject: [PATCH 5/8] irqchip/stm32mp-exti: rename internal symbols Date: Mon, 6 May 2024 15:32:53 +0200 Message-ID: <20240506133256.948712-6-antonio.borneo@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240506133256.948712-1-antonio.borneo@foss.st.com> References: <20240506133256.948712-1-antonio.borneo@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.87.171] X-ClientProxiedBy: SAFCAS1NODE1.st.com (10.75.90.11) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-06_08,2024-05-06_02,2023-05-22_02 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240506_063500_087369_7D778BE9 X-CRM114-Status: GOOD ( 18.46 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Rename all the internal symbols accordingly to the new name of the driver. Renaming done automatically through sed rules: s/stm32_exti_set_type/stm32mp_exti_convert_type/g s/stm32_exti_h_/stm32mp_exti_/g s/stm32_exti/stm32mp_exti/g s/stm32_bank/bank/g s/stm32_/stm32mp_/g s/STM32_/STM32MP_/g s/STM32MP1_/STM32MP_/g s/stm32mp1_exti_/stm32mp_exti_/g s/stm32-exti-h/stm32mp-exti/g Manually fix some indentation after the rename. Signed-off-by: Antonio Borneo --- drivers/irqchip/irq-stm32mp-exti.c | 272 ++++++++++++++--------------- 1 file changed, 136 insertions(+), 136 deletions(-) diff --git a/drivers/irqchip/irq-stm32mp-exti.c b/drivers/irqchip/irq-stm32mp-exti.c index 8a45ece2e198f..3ceff6d25b702 100644 --- a/drivers/irqchip/irq-stm32mp-exti.c +++ b/drivers/irqchip/irq-stm32mp-exti.c @@ -38,7 +38,7 @@ #define EXTI_CID1 1 -struct stm32_exti_bank { +struct stm32mp_exti_bank { u32 imr_ofst; u32 rtsr_ofst; u32 ftsr_ofst; @@ -49,15 +49,15 @@ struct stm32_exti_bank { u32 seccfgr_ofst; }; -struct stm32_exti_drv_data { - const struct stm32_exti_bank **exti_banks; +struct stm32mp_exti_drv_data { + const struct stm32mp_exti_bank **exti_banks; const u8 *desc_irqs; u32 bank_nr; }; -struct stm32_exti_chip_data { - struct stm32_exti_host_data *host_data; - const struct stm32_exti_bank *reg_bank; +struct stm32mp_exti_chip_data { + struct stm32mp_exti_host_data *host_data; + const struct stm32mp_exti_bank *reg_bank; struct raw_spinlock rlock; u32 wake_active; u32 mask_cache; @@ -66,16 +66,16 @@ struct stm32_exti_chip_data { u32 event_reserved; }; -struct stm32_exti_host_data { +struct stm32mp_exti_host_data { void __iomem *base; struct device *dev; - struct stm32_exti_chip_data *chips_data; - const struct stm32_exti_drv_data *drv_data; + struct stm32mp_exti_chip_data *chips_data; + const struct stm32mp_exti_drv_data *drv_data; struct hwspinlock *hwlock; bool dt_has_irqs_desc; /* skip internal desc_irqs array and get it from DT */ }; -static const struct stm32_exti_bank stm32mp1_exti_b1 = { +static const struct stm32mp_exti_bank stm32mp_exti_b1 = { .imr_ofst = 0x80, .rtsr_ofst = 0x00, .ftsr_ofst = 0x04, @@ -86,7 +86,7 @@ static const struct stm32_exti_bank stm32mp1_exti_b1 = { .seccfgr_ofst = 0x14, }; -static const struct stm32_exti_bank stm32mp1_exti_b2 = { +static const struct stm32mp_exti_bank stm32mp_exti_b2 = { .imr_ofst = 0x90, .rtsr_ofst = 0x20, .ftsr_ofst = 0x24, @@ -97,7 +97,7 @@ static const struct stm32_exti_bank stm32mp1_exti_b2 = { .seccfgr_ofst = 0x34, }; -static const struct stm32_exti_bank stm32mp1_exti_b3 = { +static const struct stm32mp_exti_bank stm32mp_exti_b3 = { .imr_ofst = 0xA0, .rtsr_ofst = 0x40, .ftsr_ofst = 0x44, @@ -108,17 +108,17 @@ static const struct stm32_exti_bank stm32mp1_exti_b3 = { .seccfgr_ofst = 0x54, }; -static const struct stm32_exti_bank *stm32mp1_exti_banks[] = { - &stm32mp1_exti_b1, - &stm32mp1_exti_b2, - &stm32mp1_exti_b3, +static const struct stm32mp_exti_bank *stm32mp_exti_banks[] = { + &stm32mp_exti_b1, + &stm32mp_exti_b2, + &stm32mp_exti_b3, }; -static struct irq_chip stm32_exti_h_chip; -static struct irq_chip stm32_exti_h_chip_direct; +static struct irq_chip stm32mp_exti_chip; +static struct irq_chip stm32mp_exti_chip_direct; #define EXTI_INVALID_IRQ U8_MAX -#define STM32MP1_DESC_IRQ_SIZE (ARRAY_SIZE(stm32mp1_exti_banks) * IRQS_PER_BANK) +#define STM32MP_DESC_IRQ_SIZE (ARRAY_SIZE(stm32mp_exti_banks) * IRQS_PER_BANK) /* * Use some intentionally tricky logic here to initialize the whole array to @@ -132,7 +132,7 @@ __diag_ignore_all("-Woverride-init", static const u8 stm32mp1_desc_irq[] = { /* default value */ - [0 ... (STM32MP1_DESC_IRQ_SIZE - 1)] = EXTI_INVALID_IRQ, + [0 ... (STM32MP_DESC_IRQ_SIZE - 1)] = EXTI_INVALID_IRQ, [0] = 6, [1] = 7, @@ -181,7 +181,7 @@ static const u8 stm32mp1_desc_irq[] = { static const u8 stm32mp13_desc_irq[] = { /* default value */ - [0 ... (STM32MP1_DESC_IRQ_SIZE - 1)] = EXTI_INVALID_IRQ, + [0 ... (STM32MP_DESC_IRQ_SIZE - 1)] = EXTI_INVALID_IRQ, [0] = 6, [1] = 7, @@ -226,20 +226,20 @@ static const u8 stm32mp13_desc_irq[] = { __diag_pop(); -static const struct stm32_exti_drv_data stm32mp1_drv_data = { - .exti_banks = stm32mp1_exti_banks, - .bank_nr = ARRAY_SIZE(stm32mp1_exti_banks), +static const struct stm32mp_exti_drv_data stm32mp1_drv_data = { + .exti_banks = stm32mp_exti_banks, + .bank_nr = ARRAY_SIZE(stm32mp_exti_banks), .desc_irqs = stm32mp1_desc_irq, }; -static const struct stm32_exti_drv_data stm32mp13_drv_data = { - .exti_banks = stm32mp1_exti_banks, - .bank_nr = ARRAY_SIZE(stm32mp1_exti_banks), +static const struct stm32mp_exti_drv_data stm32mp13_drv_data = { + .exti_banks = stm32mp_exti_banks, + .bank_nr = ARRAY_SIZE(stm32mp_exti_banks), .desc_irqs = stm32mp13_desc_irq, }; -static int stm32_exti_set_type(struct irq_data *d, - unsigned int type, u32 *rtsr, u32 *ftsr) +static int stm32mp_exti_convert_type(struct irq_data *d, + unsigned int type, u32 *rtsr, u32 *ftsr) { u32 mask = BIT(d->hwirq % IRQS_PER_BANK); @@ -263,45 +263,45 @@ static int stm32_exti_set_type(struct irq_data *d, return 0; } -static void stm32_chip_suspend(struct stm32_exti_chip_data *chip_data, - u32 wake_active) +static void stm32mp_chip_suspend(struct stm32mp_exti_chip_data *chip_data, + u32 wake_active) { - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; + const struct stm32mp_exti_bank *bank = chip_data->reg_bank; void __iomem *base = chip_data->host_data->base; /* save rtsr, ftsr registers */ - chip_data->rtsr_cache = readl_relaxed(base + stm32_bank->rtsr_ofst); - chip_data->ftsr_cache = readl_relaxed(base + stm32_bank->ftsr_ofst); + chip_data->rtsr_cache = readl_relaxed(base + bank->rtsr_ofst); + chip_data->ftsr_cache = readl_relaxed(base + bank->ftsr_ofst); - writel_relaxed(wake_active, base + stm32_bank->imr_ofst); + writel_relaxed(wake_active, base + bank->imr_ofst); } -static void stm32_chip_resume(struct stm32_exti_chip_data *chip_data, - u32 mask_cache) +static void stm32mp_chip_resume(struct stm32mp_exti_chip_data *chip_data, + u32 mask_cache) { - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; + const struct stm32mp_exti_bank *bank = chip_data->reg_bank; void __iomem *base = chip_data->host_data->base; /* restore rtsr, ftsr, registers */ - writel_relaxed(chip_data->rtsr_cache, base + stm32_bank->rtsr_ofst); - writel_relaxed(chip_data->ftsr_cache, base + stm32_bank->ftsr_ofst); + writel_relaxed(chip_data->rtsr_cache, base + bank->rtsr_ofst); + writel_relaxed(chip_data->ftsr_cache, base + bank->ftsr_ofst); - writel_relaxed(mask_cache, base + stm32_bank->imr_ofst); + writel_relaxed(mask_cache, base + bank->imr_ofst); } /* directly set the target bit without reading first. */ -static inline void stm32_exti_write_bit(struct irq_data *d, u32 reg) +static inline void stm32mp_exti_write_bit(struct irq_data *d, u32 reg) { - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); + struct stm32mp_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); void __iomem *base = chip_data->host_data->base; u32 val = BIT(d->hwirq % IRQS_PER_BANK); writel_relaxed(val, base + reg); } -static inline u32 stm32_exti_set_bit(struct irq_data *d, u32 reg) +static inline u32 stm32mp_exti_set_bit(struct irq_data *d, u32 reg) { - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); + struct stm32mp_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); void __iomem *base = chip_data->host_data->base; u32 val; @@ -312,9 +312,9 @@ static inline u32 stm32_exti_set_bit(struct irq_data *d, u32 reg) return val; } -static inline u32 stm32_exti_clr_bit(struct irq_data *d, u32 reg) +static inline u32 stm32mp_exti_clr_bit(struct irq_data *d, u32 reg) { - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); + struct stm32mp_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); void __iomem *base = chip_data->host_data->base; u32 val; @@ -325,15 +325,15 @@ static inline u32 stm32_exti_clr_bit(struct irq_data *d, u32 reg) return val; } -static void stm32_exti_h_eoi(struct irq_data *d) +static void stm32mp_exti_eoi(struct irq_data *d) { - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; + struct stm32mp_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); + const struct stm32mp_exti_bank *bank = chip_data->reg_bank; raw_spin_lock(&chip_data->rlock); - stm32_exti_write_bit(d, stm32_bank->rpr_ofst); - stm32_exti_write_bit(d, stm32_bank->fpr_ofst); + stm32mp_exti_write_bit(d, bank->rpr_ofst); + stm32mp_exti_write_bit(d, bank->fpr_ofst); raw_spin_unlock(&chip_data->rlock); @@ -341,36 +341,36 @@ static void stm32_exti_h_eoi(struct irq_data *d) irq_chip_eoi_parent(d); } -static void stm32_exti_h_mask(struct irq_data *d) +static void stm32mp_exti_mask(struct irq_data *d) { - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; + struct stm32mp_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); + const struct stm32mp_exti_bank *bank = chip_data->reg_bank; raw_spin_lock(&chip_data->rlock); - chip_data->mask_cache = stm32_exti_clr_bit(d, stm32_bank->imr_ofst); + chip_data->mask_cache = stm32mp_exti_clr_bit(d, bank->imr_ofst); raw_spin_unlock(&chip_data->rlock); if (d->parent_data->chip) irq_chip_mask_parent(d); } -static void stm32_exti_h_unmask(struct irq_data *d) +static void stm32mp_exti_unmask(struct irq_data *d) { - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; + struct stm32mp_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); + const struct stm32mp_exti_bank *bank = chip_data->reg_bank; raw_spin_lock(&chip_data->rlock); - chip_data->mask_cache = stm32_exti_set_bit(d, stm32_bank->imr_ofst); + chip_data->mask_cache = stm32mp_exti_set_bit(d, bank->imr_ofst); raw_spin_unlock(&chip_data->rlock); if (d->parent_data->chip) irq_chip_unmask_parent(d); } -static int stm32_exti_h_set_type(struct irq_data *d, unsigned int type) +static int stm32mp_exti_set_type(struct irq_data *d, unsigned int type) { - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; + struct stm32mp_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); + const struct stm32mp_exti_bank *bank = chip_data->reg_bank; struct hwspinlock *hwlock = chip_data->host_data->hwlock; void __iomem *base = chip_data->host_data->base; u32 rtsr, ftsr; @@ -386,15 +386,15 @@ static int stm32_exti_h_set_type(struct irq_data *d, unsigned int type) } } - rtsr = readl_relaxed(base + stm32_bank->rtsr_ofst); - ftsr = readl_relaxed(base + stm32_bank->ftsr_ofst); + rtsr = readl_relaxed(base + bank->rtsr_ofst); + ftsr = readl_relaxed(base + bank->ftsr_ofst); - err = stm32_exti_set_type(d, type, &rtsr, &ftsr); + err = stm32mp_exti_convert_type(d, type, &rtsr, &ftsr); if (err) goto unspinlock; - writel_relaxed(rtsr, base + stm32_bank->rtsr_ofst); - writel_relaxed(ftsr, base + stm32_bank->ftsr_ofst); + writel_relaxed(rtsr, base + bank->rtsr_ofst); + writel_relaxed(ftsr, base + bank->ftsr_ofst); unspinlock: if (hwlock) @@ -405,9 +405,9 @@ static int stm32_exti_h_set_type(struct irq_data *d, unsigned int type) return err; } -static int stm32_exti_h_set_wake(struct irq_data *d, unsigned int on) +static int stm32mp_exti_set_wake(struct irq_data *d, unsigned int on) { - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); + struct stm32mp_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); u32 mask = BIT(d->hwirq % IRQS_PER_BANK); raw_spin_lock(&chip_data->rlock); @@ -422,7 +422,7 @@ static int stm32_exti_h_set_wake(struct irq_data *d, unsigned int on) return 0; } -static int stm32_exti_h_set_affinity(struct irq_data *d, +static int stm32mp_exti_set_affinity(struct irq_data *d, const struct cpumask *dest, bool force) { if (d->parent_data->chip) @@ -431,77 +431,77 @@ static int stm32_exti_h_set_affinity(struct irq_data *d, return IRQ_SET_MASK_OK_DONE; } -static int stm32_exti_h_suspend(struct device *dev) +static int stm32mp_exti_suspend(struct device *dev) { - struct stm32_exti_host_data *host_data = dev_get_drvdata(dev); - struct stm32_exti_chip_data *chip_data; + struct stm32mp_exti_host_data *host_data = dev_get_drvdata(dev); + struct stm32mp_exti_chip_data *chip_data; int i; for (i = 0; i < host_data->drv_data->bank_nr; i++) { chip_data = &host_data->chips_data[i]; - stm32_chip_suspend(chip_data, chip_data->wake_active); + stm32mp_chip_suspend(chip_data, chip_data->wake_active); } return 0; } -static int stm32_exti_h_resume(struct device *dev) +static int stm32mp_exti_resume(struct device *dev) { - struct stm32_exti_host_data *host_data = dev_get_drvdata(dev); - struct stm32_exti_chip_data *chip_data; + struct stm32mp_exti_host_data *host_data = dev_get_drvdata(dev); + struct stm32mp_exti_chip_data *chip_data; int i; for (i = 0; i < host_data->drv_data->bank_nr; i++) { chip_data = &host_data->chips_data[i]; - stm32_chip_resume(chip_data, chip_data->mask_cache); + stm32mp_chip_resume(chip_data, chip_data->mask_cache); } return 0; } -static int stm32_exti_h_retrigger(struct irq_data *d) +static int stm32mp_exti_retrigger(struct irq_data *d) { - struct stm32_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); - const struct stm32_exti_bank *stm32_bank = chip_data->reg_bank; + struct stm32mp_exti_chip_data *chip_data = irq_data_get_irq_chip_data(d); + const struct stm32mp_exti_bank *bank = chip_data->reg_bank; void __iomem *base = chip_data->host_data->base; u32 mask = BIT(d->hwirq % IRQS_PER_BANK); - writel_relaxed(mask, base + stm32_bank->swier_ofst); + writel_relaxed(mask, base + bank->swier_ofst); return 0; } -static struct irq_chip stm32_exti_h_chip = { - .name = "stm32-exti-h", - .irq_eoi = stm32_exti_h_eoi, - .irq_mask = stm32_exti_h_mask, - .irq_unmask = stm32_exti_h_unmask, - .irq_retrigger = stm32_exti_h_retrigger, - .irq_set_type = stm32_exti_h_set_type, - .irq_set_wake = stm32_exti_h_set_wake, +static struct irq_chip stm32mp_exti_chip = { + .name = "stm32mp-exti", + .irq_eoi = stm32mp_exti_eoi, + .irq_mask = stm32mp_exti_mask, + .irq_unmask = stm32mp_exti_unmask, + .irq_retrigger = stm32mp_exti_retrigger, + .irq_set_type = stm32mp_exti_set_type, + .irq_set_wake = stm32mp_exti_set_wake, .flags = IRQCHIP_MASK_ON_SUSPEND, - .irq_set_affinity = IS_ENABLED(CONFIG_SMP) ? stm32_exti_h_set_affinity : NULL, + .irq_set_affinity = IS_ENABLED(CONFIG_SMP) ? stm32mp_exti_set_affinity : NULL, }; -static struct irq_chip stm32_exti_h_chip_direct = { - .name = "stm32-exti-h-direct", +static struct irq_chip stm32mp_exti_chip_direct = { + .name = "stm32mp-exti-direct", .irq_eoi = irq_chip_eoi_parent, .irq_ack = irq_chip_ack_parent, - .irq_mask = stm32_exti_h_mask, - .irq_unmask = stm32_exti_h_unmask, + .irq_mask = stm32mp_exti_mask, + .irq_unmask = stm32mp_exti_unmask, .irq_retrigger = irq_chip_retrigger_hierarchy, .irq_set_type = irq_chip_set_type_parent, - .irq_set_wake = stm32_exti_h_set_wake, + .irq_set_wake = stm32mp_exti_set_wake, .flags = IRQCHIP_MASK_ON_SUSPEND, .irq_set_affinity = IS_ENABLED(CONFIG_SMP) ? irq_chip_set_affinity_parent : NULL, }; -static int stm32_exti_h_domain_alloc(struct irq_domain *dm, +static int stm32mp_exti_domain_alloc(struct irq_domain *dm, unsigned int virq, unsigned int nr_irqs, void *data) { - struct stm32_exti_host_data *host_data = dm->host_data; - struct stm32_exti_chip_data *chip_data; + struct stm32mp_exti_host_data *host_data = dm->host_data; + struct stm32mp_exti_chip_data *chip_data; u8 desc_irq; struct irq_fwspec *fwspec = data; struct irq_fwspec p_fwspec; @@ -525,7 +525,7 @@ static int stm32_exti_h_domain_alloc(struct irq_domain *dm, event_trg = readl_relaxed(host_data->base + chip_data->reg_bank->trg_ofst); chip = (event_trg & BIT(hwirq % IRQS_PER_BANK)) ? - &stm32_exti_h_chip : &stm32_exti_h_chip_direct; + &stm32mp_exti_chip : &stm32mp_exti_chip_direct; irq_domain_set_hwirq_and_chip(dm, virq, hwirq, chip, chip_data); @@ -564,18 +564,18 @@ static int stm32_exti_h_domain_alloc(struct irq_domain *dm, } static struct -stm32_exti_chip_data *stm32_exti_chip_init(struct stm32_exti_host_data *h_data, - u32 bank_idx, - struct device_node *node) +stm32mp_exti_chip_data *stm32mp_exti_chip_init(struct stm32mp_exti_host_data *h_data, + u32 bank_idx, + struct device_node *node) { - const struct stm32_exti_bank *stm32_bank; - struct stm32_exti_chip_data *chip_data; + const struct stm32mp_exti_bank *bank; + struct stm32mp_exti_chip_data *chip_data; void __iomem *base = h_data->base; - stm32_bank = h_data->drv_data->exti_banks[bank_idx]; + bank = h_data->drv_data->exti_banks[bank_idx]; chip_data = &h_data->chips_data[bank_idx]; chip_data->host_data = h_data; - chip_data->reg_bank = stm32_bank; + chip_data->reg_bank = bank; raw_spin_lock_init(&chip_data->rlock); @@ -583,23 +583,23 @@ stm32_exti_chip_data *stm32_exti_chip_init(struct stm32_exti_host_data *h_data, * This IP has no reset, so after hot reboot we should * clear registers to avoid residue */ - writel_relaxed(0, base + stm32_bank->imr_ofst); + writel_relaxed(0, base + bank->imr_ofst); /* reserve Secure events */ - chip_data->event_reserved = readl_relaxed(base + stm32_bank->seccfgr_ofst); + chip_data->event_reserved = readl_relaxed(base + bank->seccfgr_ofst); pr_info("%pOF: bank%d\n", node, bank_idx); return chip_data; } -static const struct irq_domain_ops stm32_exti_h_domain_ops = { - .alloc = stm32_exti_h_domain_alloc, +static const struct irq_domain_ops stm32mp_exti_domain_ops = { + .alloc = stm32mp_exti_domain_alloc, .free = irq_domain_free_irqs_common, .xlate = irq_domain_xlate_twocell, }; -static void stm32_exti_check_rif(struct stm32_exti_host_data *host_data) +static void stm32mp_exti_check_rif(struct stm32mp_exti_host_data *host_data) { unsigned int bank, i, event; u32 cid, cidcfgr, hwcfgr1; @@ -620,21 +620,21 @@ static void stm32_exti_check_rif(struct stm32_exti_host_data *host_data) } } -static void stm32_exti_remove_irq(void *data) +static void stm32mp_exti_remove_irq(void *data) { struct irq_domain *domain = data; irq_domain_remove(domain); } -static int stm32_exti_probe(struct platform_device *pdev) +static int stm32mp_exti_probe(struct platform_device *pdev) { int ret, i; struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; struct irq_domain *parent_domain, *domain; - struct stm32_exti_host_data *host_data; - const struct stm32_exti_drv_data *drv_data; + struct stm32mp_exti_host_data *host_data; + const struct stm32mp_exti_drv_data *drv_data; host_data = devm_kzalloc(dev, sizeof(*host_data), GFP_KERNEL); if (!host_data) @@ -680,9 +680,9 @@ static int stm32_exti_probe(struct platform_device *pdev) return PTR_ERR(host_data->base); for (i = 0; i < drv_data->bank_nr; i++) - stm32_exti_chip_init(host_data, i, np); + stm32mp_exti_chip_init(host_data, i, np); - stm32_exti_check_rif(host_data); + stm32mp_exti_check_rif(host_data); parent_domain = irq_find_host(of_irq_find_parent(np)); if (!parent_domain) { @@ -692,7 +692,7 @@ static int stm32_exti_probe(struct platform_device *pdev) domain = irq_domain_add_hierarchy(parent_domain, 0, drv_data->bank_nr * IRQS_PER_BANK, - np, &stm32_exti_h_domain_ops, + np, &stm32mp_exti_domain_ops, host_data); if (!domain) { @@ -700,7 +700,7 @@ static int stm32_exti_probe(struct platform_device *pdev) return -ENOMEM; } - ret = devm_add_action_or_reset(dev, stm32_exti_remove_irq, domain); + ret = devm_add_action_or_reset(dev, stm32mp_exti_remove_irq, domain); if (ret) return ret; @@ -710,35 +710,35 @@ static int stm32_exti_probe(struct platform_device *pdev) return 0; } -static const struct of_device_id stm32_exti_ids[] = { +static const struct of_device_id stm32mp_exti_ids[] = { { .compatible = "st,stm32mp1-exti", .data = &stm32mp1_drv_data}, { .compatible = "st,stm32mp13-exti", .data = &stm32mp13_drv_data}, {}, }; -MODULE_DEVICE_TABLE(of, stm32_exti_ids); +MODULE_DEVICE_TABLE(of, stm32mp_exti_ids); -static const struct dev_pm_ops stm32_exti_dev_pm_ops = { - NOIRQ_SYSTEM_SLEEP_PM_OPS(stm32_exti_h_suspend, stm32_exti_h_resume) +static const struct dev_pm_ops stm32mp_exti_dev_pm_ops = { + NOIRQ_SYSTEM_SLEEP_PM_OPS(stm32mp_exti_suspend, stm32mp_exti_resume) }; -static struct platform_driver stm32_exti_driver = { - .probe = stm32_exti_probe, +static struct platform_driver stm32mp_exti_driver = { + .probe = stm32mp_exti_probe, .driver = { - .name = "stm32_exti", - .of_match_table = stm32_exti_ids, - .pm = &stm32_exti_dev_pm_ops, + .name = "stm32mp_exti", + .of_match_table = stm32mp_exti_ids, + .pm = &stm32mp_exti_dev_pm_ops, }, }; -static int __init stm32_exti_arch_init(void) +static int __init stm32mp_exti_arch_init(void) { - return platform_driver_register(&stm32_exti_driver); + return platform_driver_register(&stm32mp_exti_driver); } -static void __exit stm32_exti_arch_exit(void) +static void __exit stm32mp_exti_arch_exit(void) { - return platform_driver_unregister(&stm32_exti_driver); + return platform_driver_unregister(&stm32mp_exti_driver); } -arch_initcall(stm32_exti_arch_init); -module_exit(stm32_exti_arch_exit); +arch_initcall(stm32mp_exti_arch_init); +module_exit(stm32mp_exti_arch_exit); From patchwork Mon May 6 13:32:54 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antonio Borneo X-Patchwork-Id: 13655455 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 3D5B7C25B74 for ; Mon, 6 May 2024 13:35:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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Mon, 6 May 2024 15:34:12 +0200 (CEST) Received: from localhost (10.48.87.171) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 6 May 2024 15:34:12 +0200 From: Antonio Borneo To: Russell King , Maxime Coquelin , Alexandre Torgue , Catalin Marinas , Will Deacon , Thomas Gleixner CC: Antonio Borneo , , , Subject: [PATCH 6/8] irqchip/stm32mp-exti: allow build as module Date: Mon, 6 May 2024 15:32:54 +0200 Message-ID: <20240506133256.948712-7-antonio.borneo@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240506133256.948712-1-antonio.borneo@foss.st.com> References: <20240506133256.948712-1-antonio.borneo@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.87.171] X-ClientProxiedBy: SAFCAS1NODE1.st.com (10.75.90.11) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-06_08,2024-05-06_02,2023-05-22_02 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240506_063457_442221_F17F0D1B X-CRM114-Status: GOOD ( 11.93 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Allow build the driver as a module by adding the necessarily hooks in Kconfig and in the driver's code. Since all the probe dependencies linked to this driver has already been fixed, ignore the no more relevant 'arch_initcall'. Signed-off-by: Antonio Borneo --- drivers/irqchip/Kconfig | 6 +++++- drivers/irqchip/irq-stm32mp-exti.c | 15 ++++----------- 2 files changed, 9 insertions(+), 12 deletions(-) diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index 486022fb7806e..c26d28dc0d45e 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -393,9 +393,13 @@ config PARTITION_PERCPU bool config STM32MP_EXTI - bool + tristate "STM32MP extended interrupts and event controller" + depends on (ARCH_STM32 && !ARM_SINGLE_ARMV7M) || COMPILE_TEST + default y select IRQ_DOMAIN select GENERIC_IRQ_CHIP + help + Support STM32MP EXTI (extended interrupts and event) controller. config STM32_EXTI bool diff --git a/drivers/irqchip/irq-stm32mp-exti.c b/drivers/irqchip/irq-stm32mp-exti.c index 3ceff6d25b702..2958fbcfbda12 100644 --- a/drivers/irqchip/irq-stm32mp-exti.c +++ b/drivers/irqchip/irq-stm32mp-exti.c @@ -730,15 +730,8 @@ static struct platform_driver stm32mp_exti_driver = { }, }; -static int __init stm32mp_exti_arch_init(void) -{ - return platform_driver_register(&stm32mp_exti_driver); -} - -static void __exit stm32mp_exti_arch_exit(void) -{ - return platform_driver_unregister(&stm32mp_exti_driver); -} +module_platform_driver(stm32mp_exti_driver); -arch_initcall(stm32mp_exti_arch_init); -module_exit(stm32mp_exti_arch_exit); +MODULE_AUTHOR("Maxime Coquelin "); +MODULE_DESCRIPTION("STM32MP EXTI driver"); +MODULE_LICENSE("GPL"); From patchwork Mon May 6 13:32:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antonio Borneo X-Patchwork-Id: 13655454 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 542D0C10F16 for ; Mon, 6 May 2024 13:35:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; 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Mon, 06 May 2024 15:34:49 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 54C7040046; Mon, 6 May 2024 15:34:45 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 6F60C2207A5; Mon, 6 May 2024 15:34:13 +0200 (CEST) Received: from localhost (10.48.87.171) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 6 May 2024 15:34:13 +0200 From: Antonio Borneo To: Russell King , Maxime Coquelin , Alexandre Torgue , Catalin Marinas , Will Deacon , Thomas Gleixner CC: Antonio Borneo , , , Subject: [PATCH 7/8] ARM: stm32: allow build irq-stm32mp-exti driver as module Date: Mon, 6 May 2024 15:32:55 +0200 Message-ID: <20240506133256.948712-8-antonio.borneo@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240506133256.948712-1-antonio.borneo@foss.st.com> References: <20240506133256.948712-1-antonio.borneo@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.87.171] X-ClientProxiedBy: SAFCAS1NODE1.st.com (10.75.90.11) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-06_08,2024-05-06_02,2023-05-22_02 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240506_063457_977640_36C364FA X-CRM114-Status: GOOD ( 10.85 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Drop auto-selecting the driver, so it can be built either as a module or built-in. Signed-off-by: Antonio Borneo --- arch/arm/mach-stm32/Kconfig | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/mach-stm32/Kconfig b/arch/arm/mach-stm32/Kconfig index 41bfcf31f8a76..8c8d5fc1217f6 100644 --- a/arch/arm/mach-stm32/Kconfig +++ b/arch/arm/mach-stm32/Kconfig @@ -11,7 +11,6 @@ menuconfig ARCH_STM32 select CLKSRC_STM32 select PINCTRL select RESET_CONTROLLER - select STM32MP_EXTI if ARCH_MULTI_V7 select STM32_EXTI if ARM_SINGLE_ARMV7M help Support for STMicroelectronics STM32 processors. From patchwork Mon May 6 13:32:56 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antonio Borneo X-Patchwork-Id: 13655456 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 42F81C25B4F for ; Mon, 6 May 2024 13:35:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Brd9oaTCYG5iugVWgcKl0LNpEeHfOqD2i9mFlVqmREQ=; b=uwb+j+XaxN9x6M cIqqn28qC0UdHOIzI4oSwusFPdYXMDXJDXQ73fa1UxO64T0W9UTAvm6gEhSrCf5BmimvLbFNiqR6b G2JMu0JHbSeT6c7Zi5XPVF0xL3t/7FRUhGAGIbgRrNAENGM0cflQajMtkz2p6g7C8dQYxzyopVdMo UOmJhBYvFinmAid2vGY6BsldUYelM/QLsHdwSvdw/A+/IWonb6cA1RBouW3u9lfFh0I+X5/JHlp6N Tj1RcDry10PDXZGFbJrsfGZ5UUGjeh5SdG0Ec6Er6Cnx5+a1/MHyoDSCWo21JGFuHrTq81KxT07uC rpfx8stezH/5HePG71xQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s3yUh-00000007Sli-0dwQ; Mon, 06 May 2024 13:35:03 +0000 Received: from mx07-00178001.pphosted.com ([185.132.182.106]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s3yUb-00000007Shj-24qC for linux-arm-kernel@lists.infradead.org; Mon, 06 May 2024 13:34:59 +0000 Received: from pps.filterd (m0241204.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 446BJ1F0003880; Mon, 6 May 2024 15:34:49 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= selector1; bh=e0iJNwbkjqx7aPApDiTXKG/i88K6O8VACabscAgkWYE=; b=Dx tc3Iuak1QrRVHerDv/Rx1mXzRRji1UXd5mJTR59p71PONsNDULWW7xoNwOiyQF+V Kdk4LehMHol81uUf3u/PxHIRGlWxvbZx17Ly0IUnWjDBZUAmQICPxEUTVn6dTOP4 /Ru1jBNGpSfobk4dWt0ozgVCZJoKZFprYmBCYKoeMzYzqi9U8MgNoZG82w75rjmk mQrQcet8y5A+QsiWJy/FHqv6dXqEAg6f+SAMMe5TjwbEPN6ADA9eMsWgY6aGkLs0 mIRWpmtghcVZuao2UD0VdZ/z8yTYA9kaCfe5kQV8hRtN3xFFiKXlg/U8IrLLlGOn zJqMnF1rQwwwxISrLvdw== Received: from beta.dmz-ap.st.com (beta.dmz-ap.st.com [138.198.100.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3xwcbx785t-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 06 May 2024 15:34:49 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id D8A8540048; Mon, 6 May 2024 15:34:45 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 0F1852207A7; Mon, 6 May 2024 15:34:14 +0200 (CEST) Received: from localhost (10.48.87.171) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 6 May 2024 15:34:13 +0200 From: Antonio Borneo To: Russell King , Maxime Coquelin , Alexandre Torgue , Catalin Marinas , Will Deacon , Thomas Gleixner CC: Antonio Borneo , , , Subject: [PATCH 8/8] arm64: Kconfig: allow build irq-stm32mp-exti driver as module Date: Mon, 6 May 2024 15:32:56 +0200 Message-ID: <20240506133256.948712-9-antonio.borneo@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240506133256.948712-1-antonio.borneo@foss.st.com> References: <20240506133256.948712-1-antonio.borneo@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.87.171] X-ClientProxiedBy: SAFCAS1NODE1.st.com (10.75.90.11) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-06_08,2024-05-06_02,2023-05-22_02 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240506_063457_876803_050074C3 X-CRM114-Status: GOOD ( 10.31 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Drop auto-selecting the driver, so it can be built either as a module or built-in. Signed-off-by: Antonio Borneo --- arch/arm64/Kconfig.platforms | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index da85e0d49686f..24335565bad56 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -302,7 +302,6 @@ config ARCH_STM32 select GPIOLIB select PINCTRL select PINCTRL_STM32MP257 - select STM32MP_EXTI select ARM_SMC_MBOX select ARM_SCMI_PROTOCOL select COMMON_CLK_SCMI