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 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 BD9ABC4332F for ; Thu, 1 Dec 2022 23:45:33 +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-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=XmGI8tVGcjVcp04nHlqUEVDXcbnP3ZH2RFBJu8Cj64E=; b=CbGc0Wt3YEAbYid0vFP3wautsH /xosKztVloPITtazpbYJVZBFeB0zbbSNBKBdGzNkou/jyXJ93gtxxLKYQ10SH78RueEtAnmg3Ojh3 bgXR6+6dQfTQ70oLjNQq7AzLhu27Fw0+Pl5PBDk04KlAv4D9AjDfdl/9UrPZ8Ui3l0zhL0l45xcP8 A7/7Of9Ous/jn7vw70oWNl1CedxJBGJExDB5btvzS1roZah8CWs00Q116Ilw0+G1ELlKCvWwnZqPN AgTjmz6iYdnVm4Q25SzXUuc3i/cjOzPd78DVJnSVfUxzbKtnaWPVqnmVs3BVDAqp0FwvRNmvI+sUc qn/Bv7IA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p0tE4-00BoNm-H6; Thu, 01 Dec 2022 23:44:21 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p0si9-00BZ4U-Qj for linux-arm-kernel@lists.infradead.org; Thu, 01 Dec 2022 23:11:23 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 5B21F62190; Thu, 1 Dec 2022 23:11:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 64E2FC433D6; Thu, 1 Dec 2022 23:11:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1669936280; bh=AfF/JU379RR4h/QNfLJk97BVEcJidBNpv60Dg4HStxY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=LnHzexQRj3Vsp2q/xdwB5o+SICfADhG8Nnw4p2Tim2u8/bgwWTmNYTbEX32bK3ytT 1gL6dABRBqKeV40+yS8rHeY2v9qVieqgXmYJJZtORl8gDX5cUbmot5Qt1LN/J2aUuO 41Sn+v6qu+kmrcs3O8ZeNMK4FZ5mUmLY81jZC53FXv+zdsfc/DmSQIVwtkFwOjMkg3 BiEUKk1NXlySs9SMuJ4aA1yftGKLYH/2XG5IwKdXK4mvE7+1HVsgzoOgW4Uk0TChPA D94BOk8j0CdJ3ajJ9SLEgklpKUH8yyd1B75pKLIgdk5RzdgidoBTG96mQFV4FuQfa8 iZXaSvzE3f7Xg== Date: Fri, 2 Dec 2022 00:11:17 +0100 From: Wolfram Sang To: Oleksij Rempel Cc: Clark Wang , linux@rempel-privat.de, kernel@pengutronix.de, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] i2c: imx: add irqf_no_suspend flag Message-ID: Mail-Followup-To: Wolfram Sang , Oleksij Rempel , Clark Wang , linux@rempel-privat.de, kernel@pengutronix.de, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20221116074431.513214-1-xiaoning.wang@nxp.com> <20221116090249.GB12278@pengutronix.de> MIME-Version: 1.0 In-Reply-To: <20221116090249.GB12278@pengutronix.de> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221201_151121_937831_5011B490 X-CRM114-Status: GOOD ( 13.41 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============0341090803649487379==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============0341090803649487379== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="CRLqoNn9W0Z8WNcC" Content-Disposition: inline --CRLqoNn9W0Z8WNcC Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Nov 16, 2022 at 10:02:49AM +0100, Oleksij Rempel wrote: > On Wed, Nov 16, 2022 at 03:44:31PM +0800, Clark Wang wrote: > > The i2c irq is masked when user starts an i2c transfer process > > during noirq suspend stage. As a result, i2c transfer fails. > > To solve the problem, IRQF_NO_SUSPEND is added to i2c bus. > >=20 > > Signed-off-by: Clark Wang >=20 > Acked-by: Oleksij Rempel Is this really happening? The driver already implements master_xfer_atomic, so I'd suspect it gets called instead? --CRLqoNn9W0Z8WNcC Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmOJNJUACgkQFA3kzBSg Kbb/Ww/7BTGyanlfRVUN/404OpqaEADL7FYtBa2VzbrRmR98+l2Qb+4xxiZARQI9 UaylcY3A685lVwDzpQbvD5zHFPIDhGqrDcPvLSd/ZFVhCpeTkVmLB2aMpIjfe60K fgZqo9FyNA4ogOwaRygqlBGuW41NM40lrt5TIeIoyYSaZ5/4+jwT7JGaIUbFmwwu bPuAgUPfqzYZrSRgojP3aR+4NaXzDQGpvj7kjqR7c2u3UnDVbW/rMV4rgPQFBLCV +0NYVMFShHszq4Ghl3AqvjrUFWC4ykoBHEaEEqkZy6Jrl3lo82TfO/AK5cqy2G2N GUsJxaQ4in08wu4S+LjylRyqQKebv3KPpjyfVk4y5uLJT8gLnTR0k6e61bHvU1lS 3V2r2WU31SaG8yQIOk0zfMJUaII5emLpPRFw+OWWSsRkY9qeg0IjrWVIx3oq+w+h DwKc5FUiHjtI0GyMGYDLSHT0Vc6Nr3pB83ytCJvDMAwB5CdFsG23MflzaIv92wBn f0n/hFCWxCbUSS1ahzaRkzfL4gDpmz/mJSgbot2yH6skLrCvMAFp8uhiUsjvJfRK wKXnz81vBa+mCZKBWw8ApWb4qJF8/JEOWWavLiLYthbWzhZqHxQktTqnn9RJtmwE mbfcwKOifuytwbI9LacmpxrPwR0nkINCw8kyeaSworEzjcxCSoY= =pjUR -----END PGP SIGNATURE----- --CRLqoNn9W0Z8WNcC-- --===============0341090803649487379== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============0341090803649487379==--