From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpout-03.galae.net (smtpout-03.galae.net [185.246.85.4]) (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 5D02D36A023 for ; Tue, 13 Jan 2026 17:37:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.246.85.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768325839; cv=none; b=bBFjLnlFyXUky1bIK75Ot6g9ceo7Iu0kJcxLaqD5KXLaV62qxyZVdIcqxCajNBQPwqbdajPIkoT81igBJ4fbrEtbN7x5i0WPvo9fHHwAYDldno5QSX8flsPxJHVFKmroynnkWNQ8siFf0wg38TLfIQkLNeVdyjtU6afkt0p9eFI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768325839; c=relaxed/simple; bh=it1fzKWyBrIUYpUJr5qtqIB1es9ee5KUT4Bjs6zTHCM=; h=Date:From:To:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=vA72dAp58GYM2qdnPMHYascBychHMrJHFJDy7EyB2Pv72csuaYXdGdEZLSR9s0ZjqyAx+taQJqawkF5UquTdkPkrGB9JNYCoP51an4RW1PRUIpu3gblh2S6njoWwRgH4Dalfz91JfpbOZjd6c9MeG9LuyJa+aibv8ceDYr4fbJo= 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=j5aQ/wBu; arc=none smtp.client-ip=185.246.85.4 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="j5aQ/wBu" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-03.galae.net (Postfix) with ESMTPS id 7AC624E420AF; Tue, 13 Jan 2026 17:37:15 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id 3921560701; Tue, 13 Jan 2026 17:37:15 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id BBF85103C81D3; Tue, 13 Jan 2026 18:37:13 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1768325834; h=from:subject:date:message-id:to:mime-version:content-type:in-reply-to: references; bh=OJxzK/MKqiVL5VTqBfHItv3gvZE1Ow5ulqA6kP44mNI=; b=j5aQ/wBufw207PFwWrS6ajFYV+nxlGBgORNyQrbExIHvStpGEUzNyQN5xswy+9mt08aPer o0VNmkKuQSHdVdpRWQfMcW1sovpiSwuYxlq2RyFPKdopQEB+MmmJ63ZYYeTKHa4jpXpAko /0M71jO9Dxx+hsDY8RsiZz5KMo3wnSUpJOjbj7KvVCAU4PEx6hkpdx9E9pXXTZq3xZjPtJ fG5qg5nRw4xDRa1qgH8DYkSYr10OvjqttRgIpSjBi/ENM78eBD1jqpfcqGRVhpsQLVyVW5 9Y7PFOZoAhVttmy3ZQ5oQepQAz9R3oWQ27OYSKpWYarql46+g57i6kp5nDnSPA== Date: Tue, 13 Jan 2026 18:37:13 +0100 From: Alexandre Belloni To: Frank.Li@nxp.com, linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org, adrianhoyin.ng@altera.com Subject: Re: [PATCH v8 0/4] i3c: dw-i3c: Enable support for dw-i3c controller NACK retry sysfs and DAT restore fix Message-ID: <176832574309.1069340.7336876369609161397.b4-ty@bootlin.com> References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Last-TLS-Session-Version: TLSv1.3 On Fri, 12 Dec 2025 17:02:54 +0800, adrianhoyin.ng@altera.com wrote: > From: Adrian Ng Ho Yin > > This patch series adds a controller-wide sysfs attribute > dev_nack_retry_count for the DesignWare I3C controller, allowing runtime > control of the automatic retry mechanism when a device NACKs. Some I3C > slave devices may temporarily be busy and unable to respond immediately; > automatic retries improve robustness in such cases. Writes are clamped to > the hardware maximum of 3, and the value is applied to all active DAT > entries. > > [...] Applied, thanks! [1/4] i3c: add sysfs entry and attribute for Device NACK Retry count https://git.kernel.org/abelloni/c/b58f47eb3926 [2/4] i3c: dw: Add support for Device NACK Retry configuration https://git.kernel.org/abelloni/c/ec17f1430948 [3/4] i3c: dw: use FIELD_PREP for device address table macros https://git.kernel.org/abelloni/c/4cd9d2bf0b56 [4/4] i3c: dw: Preserve DAT entry bits when restoring addresses https://git.kernel.org/abelloni/c/de28e002df2e Best regards, -- Alexandre Belloni, co-owner and COO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com