From patchwork Thu Feb 16 09:37:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 654274 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 903BBC64ED6 for ; Thu, 16 Feb 2023 09:38:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229547AbjBPJiA (ORCPT ); Thu, 16 Feb 2023 04:38:00 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48556 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230104AbjBPJhs (ORCPT ); Thu, 16 Feb 2023 04:37:48 -0500 Received: from mail-lf1-x130.google.com (mail-lf1-x130.google.com [IPv6:2a00:1450:4864:20::130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E3D834DBF3 for ; Thu, 16 Feb 2023 01:37:20 -0800 (PST) Received: by mail-lf1-x130.google.com with SMTP id c20so2024642lfv.6 for ; Thu, 16 Feb 2023 01:37:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=g0M1pC0INpYl+CXS8Dns9xjvleXqdjGQq3X1BFk3EBQ=; b=GxKGRRhHLh6q02DnIHnu5KYNkcTneUuEswYrHE39BakqGtlXzlqP6k5Z/Ibb1xVZ9o sB0xYZU81v8ZuuWYlaGGdvr4zOwwG7fYNfQYjgqGAiI9hcWUZjDhymZonSZHfFYD1MCf 7MoAGMSvd2Lho9OUF223H0CUljPdV+nezQSMRa994BlbFF08qxMbIE1BBMawIkcKo/Ms 4KzeQW46uYYY6BGTwqTSqIAoe+cFL0mTniS4TRJrylCanR5O//HCZhRE5kSO3SyM/8Rk yFQgbkDVnQh5PAp+AdJYIiwgKiH3pXwTP2XtYaUZReVh3IJLUn4eS1MEG9BLNljOMZbP CJQQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=g0M1pC0INpYl+CXS8Dns9xjvleXqdjGQq3X1BFk3EBQ=; b=Qoo6bOoD+FyvkyiyQCGh2S/oKBtXk3chM+6q69t4+JMFwNk+erryHU7YcTAZI15MoP FGjzLcgBRP8BXMgLEKuFJLoUvIgt3qtAvNa7B7cMatp76H4/2xmn7eKsmoFSDihfE15G eRLQFvXNW93JgQ5+J4+nEFByfjOyaYzfu0eFh+gVSlpZY1n5FmSAJ3rByxHE0rF54W7L d6EDHsUaAeprOL5frvyGsh3AwqhSOlzEFTjMMxD9KxH6HSE8z3yA1n+1i0/c6CsN5MB6 ldmj2YN+go77qfFYkd3Rp/+XMl6YBS2+NgTcg2o46jrQe8yY+FQuKbgypRUgVs7ILv5V H3sA== X-Gm-Message-State: AO0yUKXrDnwXFjOFV5qut2IpwYpSJIxaiEv/EWDwWMY3BrccjGQoKUq7 88A0Kc+Wwz8ssqpVo5QwiIYB8Q== X-Google-Smtp-Source: AK7set8L107Wug45SX7aDpf2p4wlQiYyYomYtZyXZNZlXQ6SDxaJfLOVPkxsQ3mzBosrSxmlzdyi1g== X-Received: by 2002:ac2:44ab:0:b0:4d8:8ad1:a05f with SMTP id c11-20020ac244ab000000b004d88ad1a05fmr1234138lfm.48.1676540240506; Thu, 16 Feb 2023 01:37:20 -0800 (PST) Received: from [127.0.1.1] ([85.235.12.219]) by smtp.gmail.com with ESMTPSA id r3-20020a19ac43000000b004d8758a452asm229069lfc.288.2023.02.16.01.37.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Feb 2023 01:37:20 -0800 (PST) From: Linus Walleij Date: Thu, 16 Feb 2023 10:37:14 +0100 Subject: [PATCH 13/17] gpio: max732x: Convert to immutable irq_chip MIME-Version: 1.0 Message-Id: <20230215-immutable-chips-v1-13-51a8f224a5d0@linaro.org> References: <20230215-immutable-chips-v1-0-51a8f224a5d0@linaro.org> In-Reply-To: <20230215-immutable-chips-v1-0-51a8f224a5d0@linaro.org> To: Mun Yew Tham , Bartosz Golaszewski , Joel Stanley , Andrew Jeffery , Alban Bedel , Orson Zhai , Baolin Wang , Chunyan Zhang , Jay Fang , Daniel Palmer , Romain Perier , Grygorii Strashko , Santosh Shilimkar , Kevin Hilman , William Breathitt Gray Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-omap@vger.kernel.org, Linus Walleij , Marc Zyngier X-Mailer: b4 0.12.1 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Convert the driver to immutable irq-chip with a bit of intuition. Cc: Marc Zyngier Signed-off-by: Linus Walleij --- drivers/gpio/gpio-max732x.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpio/gpio-max732x.c b/drivers/gpio/gpio-max732x.c index 68e982cdee73..7f2fde191755 100644 --- a/drivers/gpio/gpio-max732x.c +++ b/drivers/gpio/gpio-max732x.c @@ -351,6 +351,7 @@ static void max732x_irq_mask(struct irq_data *d) struct max732x_chip *chip = gpiochip_get_data(gc); chip->irq_mask_cur &= ~(1 << d->hwirq); + gpiochip_disable_irq(gc, irqd_to_hwirq(d)); } static void max732x_irq_unmask(struct irq_data *d) @@ -358,6 +359,7 @@ static void max732x_irq_unmask(struct irq_data *d) struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct max732x_chip *chip = gpiochip_get_data(gc); + gpiochip_enable_irq(gc, irqd_to_hwirq(d)); chip->irq_mask_cur |= 1 << d->hwirq; } @@ -429,7 +431,7 @@ static int max732x_irq_set_wake(struct irq_data *data, unsigned int on) return 0; } -static struct irq_chip max732x_irq_chip = { +static const struct irq_chip max732x_irq_chip = { .name = "max732x", .irq_mask = max732x_irq_mask, .irq_unmask = max732x_irq_unmask, @@ -437,6 +439,8 @@ static struct irq_chip max732x_irq_chip = { .irq_bus_sync_unlock = max732x_irq_bus_sync_unlock, .irq_set_type = max732x_irq_set_type, .irq_set_wake = max732x_irq_set_wake, + .flags = IRQCHIP_IMMUTABLE, + GPIOCHIP_IRQ_RESOURCE_HELPERS, }; static uint8_t max732x_irq_pending(struct max732x_chip *chip) @@ -517,7 +521,7 @@ static int max732x_irq_setup(struct max732x_chip *chip, } girq = &chip->gpio_chip.irq; - girq->chip = &max732x_irq_chip; + gpio_irq_chip_set_chip(girq, &max732x_irq_chip); /* This will let us handle the parent IRQ in the driver */ girq->parent_handler = NULL; girq->num_parents = 0;