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 X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ED22CC433ED for ; Mon, 20 Jul 2020 16:05:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BFCFC2176B for ; Mon, 20 Jul 2020 16:05:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595261120; bh=vLX9FaXwbX361xZKoxrNQ5wbHdFNkfiK2AFD3ea92PM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=iqIYIjePwk4e9YjOlrBmRXngw09UVgb/mUjdjSrOu+hbk46PPGyNQHWQWzKevrTP8 8y+9Anl+l7F0V+8Jg64r5KKPexhKIavWyQrZAIvoHbDtgegZSG1IFGweDqfothk2pz 5QXoikTv7f/MRDVA2XQJIe7BzOc9feytXfKrOwak= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732960AbgGTQFU (ORCPT ); Mon, 20 Jul 2020 12:05:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:40704 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732417AbgGTQFS (ORCPT ); Mon, 20 Jul 2020 12:05:18 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A393B206E9; Mon, 20 Jul 2020 16:05:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595261118; bh=vLX9FaXwbX361xZKoxrNQ5wbHdFNkfiK2AFD3ea92PM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sus9yuXbuFXdJ+CCicfgw6dY7fj+pizYCl2g75MLyz+xakAU0sHvDhYgxoxo4OUiU 5/iPEK2MW1RBFjmQJmJwShqkm4Qm9x+RiOFpNJvHFySCHorohSSr5bPPTkaml8rDTc jglM2gN5aHrNI8mhvoAUDJ4LmSBjC7OHDXuM7wjw= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Andy Shevchenko , Bartosz Golaszewski Subject: [PATCH 5.4 215/215] gpio: pca953x: disable regmap locking for automatic address incrementing Date: Mon, 20 Jul 2020 17:38:17 +0200 Message-Id: <20200720152830.376869792@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200720152820.122442056@linuxfoundation.org> References: <20200720152820.122442056@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Andy Shevchenko commit ec3decd21380081e3b5de4ba8d85d90a95f201a0 upstream. It's a repetition of the commit aa58a21ae378 ("gpio: pca953x: disable regmap locking") which states the following: This driver uses its own locking but regmap silently uses a mutex for all operations too. Add the option to disable locking to the regmap config struct. Fixes: bcf41dc480b1 ("gpio: pca953x: fix handling of automatic address incrementing") Cc: Uwe Kleine-König Signed-off-by: Andy Shevchenko Reviewed-by: Uwe Kleine-König Signed-off-by: Bartosz Golaszewski Signed-off-by: Greg Kroah-Hartman --- drivers/gpio/gpio-pca953x.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -398,6 +398,7 @@ static const struct regmap_config pca953 .writeable_reg = pca953x_writeable_register, .volatile_reg = pca953x_volatile_register, + .disable_locking = true, .cache_type = REGCACHE_RBTREE, .max_register = 0x7f, };