From mboxrd@z Thu Jan 1 00:00:00 1970 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 23AEEC6FD1B for ; Tue, 7 Mar 2023 13:05:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230281AbjCGNFo (ORCPT ); Tue, 7 Mar 2023 08:05:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39752 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229954AbjCGNFf (ORCPT ); Tue, 7 Mar 2023 08:05:35 -0500 Received: from mail-lf1-x129.google.com (mail-lf1-x129.google.com [IPv6:2a00:1450:4864:20::129]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6CBFC2DE45 for ; Tue, 7 Mar 2023 05:05:04 -0800 (PST) Received: by mail-lf1-x129.google.com with SMTP id t11so16987554lfr.1 for ; Tue, 07 Mar 2023 05:05:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1678194291; 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=YxZa+3MhOrXUUjhkc+LrGW+xXurv1Litsrz7qLnZ7aI=; b=FOsLAFR4aJaT6cegudEG+nQzhg/px9P0RBR3m2KqmJXANgyhdZkOgw0Oqs/2NwomjO cNp7npQYIZ+zBcHN1RcsOqNPaVgcLdlTzLmwbqXXbqyAa6DWI8nttbGR7YVg52zyxiR8 QffXvLy84zDBN8oWts17U5XpHOEecbe58+/BwLQ4VQrLqhk6whlyMPWoOYE4iA63xJ+j 4wJ+sxiQhb3y2ftp6oQrPLYWIJ4Cbk97ymR5SrP+I1yi/Jf4gNaYHRxRtJ+R4gpuOI/F /Zdq9EgQ+4blVaLXq6zhOfo0Nkyxh1Hprys2CEK6+yjk/dZCdyWL79gAm8XIOJ+ew0Dx xepA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678194291; 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=YxZa+3MhOrXUUjhkc+LrGW+xXurv1Litsrz7qLnZ7aI=; b=v4WFPT8IXWKM48qJc/AbMGcBlwlDEkqaK919H0LleO0MrwTZ/mW6pJVHWSvFUjbPNT JBSKl7nHVGv6jMa2nKHKtjuKucVn5wKJMwopJIWcMktLwBMT8c9JqMOvfUnbScswFVX4 nvStlTmitzzYVqV3/b5+IcAJkJtsyvWfHdNIxdEEM4ETGM4KeVk5pzmZAtx434pHsKt4 59Q3XfsRwqgp+UalbnnO3eMIXoY4I5X7wYXoEL7rN7InQqO04VB+zjN/Y//ct+yIJjA9 nojHSWGtCLaPGoi8ll9SUrceC7XrAjacd3RtCRWBqdjqBbClC61hxR9n6hBda55sJ6rR 8nmA== X-Gm-Message-State: AO0yUKXEgYBkVN1+FYqkizUAykLJ7HZ2TOV6NJxVA1CUVbyZ+uikHTLf hi/4j9V9XCEwYQBCl0hlMcHMuA== X-Google-Smtp-Source: AK7set+G1fG9oVwtlrbXsTuC1Xj1dVb/epzn2WdT/mLhlI1kqvrL2HGEs2SVGZUSSYmXicyy5x+ljw== X-Received: by 2002:a05:6512:10c2:b0:4d8:86c1:4772 with SMTP id k2-20020a05651210c200b004d886c14772mr4298774lfg.7.1678194291670; Tue, 07 Mar 2023 05:04:51 -0800 (PST) Received: from [127.0.1.1] ([85.235.12.219]) by smtp.gmail.com with ESMTPSA id w14-20020ac2598e000000b004caf992bba9sm2030548lfn.268.2023.03.07.05.04.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Mar 2023 05:04:51 -0800 (PST) From: Linus Walleij Date: Tue, 07 Mar 2023 14:04:48 +0100 Subject: [PATCH v2 06/16] gpio: cadence: Convert to immutable irq_chip MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20230215-immutable-chips-v2-6-d6b0e3f2d991@linaro.org> References: <20230215-immutable-chips-v2-0-d6b0e3f2d991@linaro.org> In-Reply-To: <20230215-immutable-chips-v2-0-d6b0e3f2d991@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 , 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 Acked-by: Marc Zyngier Signed-off-by: Linus Walleij --- drivers/gpio/gpio-cadence.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/gpio/gpio-cadence.c b/drivers/gpio/gpio-cadence.c index 137aea49ba02..3720b90cad10 100644 --- a/drivers/gpio/gpio-cadence.c +++ b/drivers/gpio/gpio-cadence.c @@ -70,6 +70,7 @@ static void cdns_gpio_irq_mask(struct irq_data *d) struct cdns_gpio_chip *cgpio = gpiochip_get_data(chip); iowrite32(BIT(d->hwirq), cgpio->regs + CDNS_GPIO_IRQ_DIS); + gpiochip_disable_irq(chip, irqd_to_hwirq(d)); } static void cdns_gpio_irq_unmask(struct irq_data *d) @@ -77,6 +78,7 @@ static void cdns_gpio_irq_unmask(struct irq_data *d) struct gpio_chip *chip = irq_data_get_irq_chip_data(d); struct cdns_gpio_chip *cgpio = gpiochip_get_data(chip); + gpiochip_enable_irq(chip, irqd_to_hwirq(d)); iowrite32(BIT(d->hwirq), cgpio->regs + CDNS_GPIO_IRQ_EN); } @@ -138,11 +140,13 @@ static void cdns_gpio_irq_handler(struct irq_desc *desc) chained_irq_exit(irqchip, desc); } -static struct irq_chip cdns_gpio_irqchip = { +static const struct irq_chip cdns_gpio_irqchip = { .name = "cdns-gpio", .irq_mask = cdns_gpio_irq_mask, .irq_unmask = cdns_gpio_irq_unmask, - .irq_set_type = cdns_gpio_irq_set_type + .irq_set_type = cdns_gpio_irq_set_type, + .flags = IRQCHIP_IMMUTABLE, + GPIOCHIP_IRQ_RESOURCE_HELPERS, }; static int cdns_gpio_probe(struct platform_device *pdev) @@ -222,7 +226,7 @@ static int cdns_gpio_probe(struct platform_device *pdev) struct gpio_irq_chip *girq; girq = &cgpio->gc.irq; - girq->chip = &cdns_gpio_irqchip; + gpio_irq_chip_set_chip(girq, &cdns_gpio_irqchip); girq->parent_handler = cdns_gpio_irq_handler; girq->num_parents = 1; girq->parents = devm_kcalloc(&pdev->dev, 1, -- 2.34.1