From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net [217.70.183.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 395A413C825 for ; Tue, 7 May 2024 08:03:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715069030; cv=none; b=gRiMSc/YFHfBEHOOdmw84vEx29QmrbNsAK65l4MkqcXLWHdloH4+2PjPqnw/6mr27t9VsJQx2UzQWw9a7pVm2f1qBuwUmRniH3f0TKvpRj/Ea6hPNG1bmQAEci+13AKLyK85TprhgLX14TQJXcDhWCTqili605wcWM5dszhjhxY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715069030; c=relaxed/simple; bh=dckxDuJXcTS8FcNV2HMCeT3R5Pxpcf+5RPhmyxTdlqU=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=PrxgZ9xjPhkCUUkeEOigfhRs01OIJsZGGjdDvrSFyf62TmVNu6M7CzVMrxE1xpzCg7x/1oWgjLirH6QbBEVa3YznzGIBzw7YY1pS6uFFMI9I3079atRJFtF6j27zeztReFFWr3mSXeLwR48YzYMg05Et4BaMNoTeJxsUkZ+r9lg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=LXUiuorg; arc=none smtp.client-ip=217.70.183.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="LXUiuorg" Received: by mail.gandi.net (Postfix) with ESMTPSA id 77983FF811; Tue, 7 May 2024 08:03:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1715069021; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=3stVzcSl81pEJNONxNBwP2g/IfGB0kfIKSg1nsdNyhA=; b=LXUiuorgxAxO5DbieuICsybsdUR95Ht6Gu8+Tx2dG5iJjSPYpqsTCk2IxU5sBridjlOADl lCCWm9yo8a+q+MrSiqnUc6RPBkO8AFTqObAc9npdia6HpNvlNi1ETOK1WwnnWuXtyOyfzf u/7xb80U6YxZa8/M0HDwBtyK0DKBrkHAORY+l6GgaKB+V6aQE9wkV+VV4NmuCBCsPMODHH nbg6+SBiLw9rYZMGZ3A+un9LO2BuGk5Ovt4kxRsZEU7PH7GkKgxd5AqDfw9epOvABnFx3N tH00XS/S94VG/PSyhxKHOQgJmLvCRffhWWstdiutPT6Z6M9/9tWGMIUcK92wsg== Date: Tue, 7 May 2024 10:03:40 +0200 From: Miquel Raynal To: Frank Li Cc: alexandre.belloni@bootlin.com, conor.culhane@silvaco.com, imx@lists.linux.dev, linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/3] i3c: master: svc: change ENXIO to EAGAIN when IBI occurs during start frame Message-ID: <20240507100340.674f9acc@xps-13> In-Reply-To: <20240506164009.21375-2-Frank.Li@nxp.com> References: <20240506164009.21375-1-Frank.Li@nxp.com> <20240506164009.21375-2-Frank.Li@nxp.com> Organization: Bootlin X-Mailer: Claws Mail 4.1.1 (GTK 3.24.38; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-GND-Sasl: miquel.raynal@bootlin.com Hi Frank, Frank.Li@nxp.com wrote on Mon, 6 May 2024 12:40:08 -0400: > svc_i3c_master_xfer() returns error ENXIO if an In-Band Interrupt (IBI) > occurs when the host starts the frame. >=20 > Change error code to EAGAIN to inform the client driver that this > situation has occurred and to try again sometime later. >=20 > Fixes: 5e5e3c92e748 ("i3c: master: svc: fix wrong data return when IBI ha= ppen during start frame") > Signed-off-by: Frank Li Reviewed-by: Miquel Raynal Thanks, Miqu=C3=A8l