From patchwork Fri Jul 17 03:26:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jianqun Xu X-Patchwork-Id: 11668897 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 454D3138C for ; Fri, 17 Jul 2020 03:26:46 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 177FC20717 for ; Fri, 17 Jul 2020 03:26:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="eyKKZStu" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 177FC20717 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rock-chips.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=+W2//6RzRcS6+Rs5MFUYeq1ZcJhN9wpTl/XujlZm5nk=; b=eyKKZStufG6ifnHNG/bhIrB3l0 WSEQgpZbRl0SLUxeAsB70K3jf6s5Lr0hy34g8lnQHnZmA8Y5OogaK+nxhbKe4Tude0yqi4aInXiIg 8D5I5tCry2HJbWZKcw9YReJlAUutHMY5YDZj1nPScpaYYkFZsh0tKU1UKt20OnTsFkkoQi3vAMuzl E9sZZBwbME/zuLefzdKu5SSxYUQzAHe6v9dt/oJbiXMrLc0AckEG66oeVx1obCrCjUlJezklXO3ER ED3DpZn6he9KcQLLpnVwkK65+EtqBGCLAxEt2mhBgk/uFET+znHzU0BccNiICGdTkCcEmVK3CgO9r mnKjSd1A==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jwH1G-000257-DK; Fri, 17 Jul 2020 03:26:42 +0000 Received: from lucky1.263xmail.com ([211.157.147.130]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jwH1D-00024b-Io for linux-rockchip@lists.infradead.org; Fri, 17 Jul 2020 03:26:40 +0000 Received: from localhost (unknown [192.168.167.69]) by lucky1.263xmail.com (Postfix) with ESMTP id 401F4CA609; Fri, 17 Jul 2020 11:26:36 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-ANTISPAM-LEVEL: 2 X-ABS-CHECKED: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P18496T139713964693248S1594956393972290_; Fri, 17 Jul 2020 11:26:35 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: X-RL-SENDER: jay.xu@rock-chips.com X-SENDER: xjq@rock-chips.com X-LOGIN-NAME: jay.xu@rock-chips.com X-FST-TO: heiko@sntech.de X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 X-System-Flag: 0 From: Jianqun Xu To: heiko@sntech.de, linus.walleij@linaro.org Subject: [PATCH 05/13] pinctrl: rockchip: create irq mapping in gpio_to_irq Date: Fri, 17 Jul 2020 11:26:32 +0800 Message-Id: <20200717032632.18073-1-jay.xu@rock-chips.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200717032411.17654-1-jay.xu@rock-chips.com> References: <20200717032411.17654-1-jay.xu@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200716_232640_073786_6E5B3211 X-CRM114-Status: GOOD ( 10.84 ) X-Spam-Score: 1.5 (+) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (1.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [211.157.147.130 listed in list.dnswl.org] 1.5 RCVD_IN_SORBS_WEB RBL: SORBS: sender is an abusable web server [58.22.7.114 listed in dnsbl.sorbs.net] 0.0 T_SPF_PERMERROR SPF: test of record failed (permerror) 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [211.157.147.130 listed in wl.mailspike.net] X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-rockchip@lists.infradead.org, kever.yang@rock-chips.com, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, david.wu@rock-chips.com, Jianqun Xu MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org Remove totally irq mappings create in probe, the gpio irq mapping will be created when do gpio_to_irq -> rockchip_gpio_to_irq -> irq_create_mapping This patch can speed up system boot on, also abandon many unused irq mappings' create. Signed-off-by: Jianqun Xu --- drivers/pinctrl/pinctrl-rockchip.c | 28 ++++++++++++---------------- 1 file changed, 12 insertions(+), 16 deletions(-) diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index d34fada39227..1be4627f3877 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -3196,7 +3196,7 @@ static void rockchip_irq_demux(struct irq_desc *desc) irq = __ffs(pend); pend &= ~BIT(irq); - virq = irq_linear_revmap(bank->domain, irq); + virq = irq_find_mapping(bank->domain, irq); if (!virq) { dev_err(bank->drvdata->dev, "unmapped irq %d\n", irq); @@ -3375,7 +3375,7 @@ static int rockchip_interrupts_register(struct platform_device *pdev, unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN; struct irq_chip_generic *gc; int ret; - int i, j; + int i; for (i = 0; i < ctrl->nr_banks; ++i, ++bank) { if (!bank->valid) { @@ -3402,7 +3402,7 @@ static int rockchip_interrupts_register(struct platform_device *pdev, ret = irq_alloc_domain_generic_chips(bank->domain, 32, 1, "rockchip_gpio_irq", handle_level_irq, - clr, 0, IRQ_GC_INIT_MASK_CACHE); + clr, 0, 0); if (ret) { dev_err(&pdev->dev, "could not alloc generic chips for bank %s\n", bank->name); @@ -3411,14 +3411,6 @@ static int rockchip_interrupts_register(struct platform_device *pdev, continue; } - /* - * Linux assumes that all interrupts start out disabled/masked. - * Our driver only uses the concept of masked and always keeps - * things enabled, so for us that's all masked and all enabled. - */ - writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTMASK); - writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTEN); - gc = irq_get_domain_generic_chip(bank->domain, 0); gc->reg_base = bank->reg_base; gc->private = bank; @@ -3435,13 +3427,17 @@ static int rockchip_interrupts_register(struct platform_device *pdev, gc->chip_types[0].chip.irq_set_type = rockchip_irq_set_type; gc->wake_enabled = IRQ_MSK(bank->nr_pins); + /* + * Linux assumes that all interrupts start out disabled/masked. + * Our driver only uses the concept of masked and always keeps + * things enabled, so for us that's all masked and all enabled. + */ + writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTMASK); + writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTEN); + gc->mask_cache = 0xffffffff; + irq_set_chained_handler_and_data(bank->irq, rockchip_irq_demux, bank); - - /* map the gpio irqs here, when the clock is still running */ - for (j = 0 ; j < 32 ; j++) - irq_create_mapping(bank->domain, j); - clk_disable(bank->clk); }