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 E6247E95A91 for ; Mon, 9 Oct 2023 13:51:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377362AbjJINvO (ORCPT ); Mon, 9 Oct 2023 09:51:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36672 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1377241AbjJINvM (ORCPT ); Mon, 9 Oct 2023 09:51:12 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E4996AB for ; Mon, 9 Oct 2023 06:51:11 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 31EF8C433C8; Mon, 9 Oct 2023 13:51:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1696859471; bh=IVKqACwMBuInVNeWMSFrl11Po/Q/ZsM5VG2XgTNdaos=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YRa3Vwm7haJbvYtQKdZbS72gEdpbajIIiLkWEs4lwDu9tC1C+p4/vp0hzvfFElx1N wQgNfdp9xWDg4OMYwrh+TWi+AxzWHk5Ips1/DEmaTIWfJbh7A9TQ1vrKXq/al8lMJp HYIYC5YSXjstGcvESnTlo+ff6Uv3bfKxUdLTe3Vo= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Wenhua Lin , Bartosz Golaszewski , Sasha Levin Subject: [PATCH 4.19 31/91] gpio: pmic-eic-sprd: Add can_sleep flag for PMIC EIC chip Date: Mon, 9 Oct 2023 15:06:03 +0200 Message-ID: <20231009130112.607159234@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231009130111.518916887@linuxfoundation.org> References: <20231009130111.518916887@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Wenhua Lin [ Upstream commit 26d9e5640d2130ee16df7b1fb6a908f460ab004c ] The drivers uses a mutex and I2C bus access in its PMIC EIC chip get implementation. This means these functions can sleep and the PMIC EIC chip should set the can_sleep property to true. This will ensure that a warning is printed when trying to get the value from a context that potentially can't sleep. Fixes: 348f3cde84ab ("gpio: Add Spreadtrum PMIC EIC driver support") Signed-off-by: Wenhua Lin Signed-off-by: Bartosz Golaszewski Signed-off-by: Sasha Levin --- drivers/gpio/gpio-pmic-eic-sprd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpio/gpio-pmic-eic-sprd.c b/drivers/gpio/gpio-pmic-eic-sprd.c index 29e044ff4b17d..7697cb96bf36f 100644 --- a/drivers/gpio/gpio-pmic-eic-sprd.c +++ b/drivers/gpio/gpio-pmic-eic-sprd.c @@ -341,6 +341,7 @@ static int sprd_pmic_eic_probe(struct platform_device *pdev) pmic_eic->chip.set_config = sprd_pmic_eic_set_config; pmic_eic->chip.set = sprd_pmic_eic_set; pmic_eic->chip.get = sprd_pmic_eic_get; + pmic_eic->chip.can_sleep = true; pmic_eic->intc.name = dev_name(&pdev->dev); pmic_eic->intc.irq_mask = sprd_pmic_eic_irq_mask; -- 2.40.1