From patchwork Sat Aug 20 09:59:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeffy Chen X-Patchwork-Id: 12949615 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 E6E94C25B08 for ; Sat, 20 Aug 2022 10:07:44 +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=Sfm5wXSpNqtYc96yR4MqC0AVJo9re82SXTAKn7CrwhY=; b=mdSGY/f8DY0poU pgEs6Q+GUNT2h6gk+VUAbAe8jY5qvaCLDjVOwLpswLD3iE2LJwDB0+myJ8zAiIijy7b/MjbZS0X6h 6uuJWnEArdgkmYbpyDntF6bT8AXBgbH0x6zdHdwhrfzrhAZkUaSjM2QJwkTjxosW3zNy8TwGggbiZ NDKbZYd5QRQl8qKCKyrUuBnPXLN6tiwmPU1KJapmevt0HeycAB3psY3Bi3OZolTu4ZjCCso9c4AbC GZN9AzNWZNbJEoKG1A0gbysC+KjPWH03dL6w/6hwpPh3gGIT4CTmhJVucKBb4LJ1KmfgPh296k7T2 XrKM+m5Q0QGjrzmBP2NA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oPLO2-007uWv-WB; Sat, 20 Aug 2022 10:07:27 +0000 Received: from mail-m11885.qiye.163.com ([115.236.118.85]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oPLNj-007t7d-EI; Sat, 20 Aug 2022 10:07:09 +0000 Received: from localhost (unknown [103.29.142.67]) by mail-m11885.qiye.163.com (Hmail) with ESMTPA id A28F04C0309; Sat, 20 Aug 2022 18:07:02 +0800 (CST) From: Jeffy Chen To: Heiko Stuebner , Doug Anderson Cc: Jeffy Chen , linux-rockchip@lists.infradead.org, Bartosz Golaszewski , Linus Walleij , linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/2] gpio/rockchip: Toggle edge trigger mode after acking Date: Sat, 20 Aug 2022 17:59:33 +0800 Message-Id: <20220820095933.20234-2-jeffy.chen@rock-chips.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220820095933.20234-1-jeffy.chen@rock-chips.com> References: <20220820095933.20234-1-jeffy.chen@rock-chips.com> MIME-Version: 1.0 X-HM-Spam-Status: e1kfGhgUHx5ZQUtXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFITzdXWS1ZQUlXWQ8JGhUIEh9ZQVkZHUNOVk0eH0pLSk5NTE5IH1UTARMWGhIXJBQOD1 lXWRgSC1lBWUpLSFVJQlVKT0lVTUxZV1kWGg8SFR0UWUFZT0tIVUpISkJITVVLWQY+ X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6OCI6Dxw4ST0rCRUyD1YzHAo# ORkKC1ZVSlVKTU1LQkJLS0lISktPVTMWGhIXVREeHR0CVRgTHhU7CRQYEFYYExILCFUYFBZFWVdZ EgtZQVlKS0hVSUJVSk9JVU1MWVdZCAFZQUlOSUg3Bg++ X-HM-Tid: 0a82bab864142eb9kusna28f04c0309 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220820_030707_698751_F49F1C94 X-CRM114-Status: UNSURE ( 7.08 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Otherwise the trigger mode might be out-of-sync when a level change occurred in between. Fixes: 53b1bfc76df2 ("pinctrl: rockchip: Avoid losing interrupts when supporting both edges") Signed-off-by: Jeffy Chen --- drivers/gpio/gpio-rockchip.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c index a98351cd6821..736b4d90f1ca 100644 --- a/drivers/gpio/gpio-rockchip.c +++ b/drivers/gpio/gpio-rockchip.c @@ -338,7 +338,7 @@ static void rockchip_irq_demux(struct irq_desc *desc) irq = __ffs(pend); pend &= ~BIT(irq); - dev_dbg(bank->dev, "handling irq %d\n", irq); + generic_handle_domain_irq(bank->domain, irq); /* * Triggering IRQ on both rising and falling edge @@ -370,8 +370,6 @@ static void rockchip_irq_demux(struct irq_desc *desc) bank->gpio_regs->ext_port); } while ((data & BIT(irq)) != (data_old & BIT(irq))); } - - generic_handle_domain_irq(bank->domain, irq); } chained_irq_exit(chip, desc);