From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 19EC5439F83; Mon, 7 Sep 2026 08:09:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788768589; cv=none; b=UT3S9nmKSu6X3eiFr1+7Rh7WCbNswnOHXRsvwfx9pNYu4UhUf1HCtXLLQ/NwxkTeDVTxTAxnTSJG6MyvD4U+k5jtxsU3YkfQhKHspuyZg2oqMKSj4fN0PbC1OAHNszNKb0GgA/IaMkhCy5HY7pLk7/gR26/oGjHnr54njB3pCgU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788768589; c=relaxed/simple; bh=wF6+qymTwJPnewxUAEEFkDt478Use89DXuefrbu8SL8=; h=Date:Message-ID:From:To:Cc:Subject:In-Reply-To:References: MIME-Version:Content-Type; b=e8mP/X4faOY3EGN7X6WtFzXia05WFxWtAxeZkyvenflLY+Tze2bNzRjtjTjNVS4fXj08tAUv64LlTqX7wMFva2ug8XHw4QKeyGn+U/CXkS9D6ZTt34pKNn37XcKG1NIFBVY1AYEF1XhMd6MUOPLL0KjAM3o2kWjQC/+aGje/+lk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mo/LQXNz; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="mo/LQXNz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 88DFE1F00A3A; Mon, 7 Sep 2026 08:09:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788768587; bh=NnpuXAf41UshN+6j3AcVOLHgH7t17OZW010hfqbrXvg=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=mo/LQXNz89AwDUSTQ5BIC55Kat5eZVjHsvlWNvaFiZQ0ALYRa2KVGCiJoNlFR+ZEy 1oZzAAkQ4W7j2+V3ExTroqzQUM2w5RC/UEdYUO7ROozhAPw/ZXstatZI125U0KeqKw OMJT+hiwfBcOyNuYlwgBGZFxd28KYBC1og9xJiuBsvdXs7yjXuOle8PyRoSV2LI57F nyKJTpGSct2pBIcOlzM66cLdrin1I1g03NWZELNm5cpuUu6uamCLGpa3x6RHbHoHXv XD2aK1NloOD7OH9gryp3sraU9Qb76INI0qJqLOaewHMtgmRfNK1AjD+bxfodnZ25IH oVI++h9i2J0VQ== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1x3UQD-00000005dyn-1Jw7; Mon, 07 Sep 2026 08:09:45 +0000 Date: Mon, 07 Sep 2026 09:09:44 +0100 Message-ID: <86ld9d4h4n.wl-maz@kernel.org> From: Marc Zyngier To: Raviteja Laggyshetty , Mostafa Saleh Cc: Georgi Djakov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Rajendra Nayak , Abel Vesa , Bjorn Andersson , Konrad Dybcio , linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Konrad Dybcio , Dmitry Baryshkov Subject: Re: [PATCH v2 2/3] interconnect: qcom: x1e80100: enable QoS configuration In-Reply-To: References: <20260527-x1e80100_qos-v2-0-305c6539e6d2@oss.qualcomm.com> <20260527-x1e80100_qos-v2-2-305c6539e6d2@oss.qualcomm.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/30.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: raviteja.laggyshetty@oss.qualcomm.com, smostafa@google.com, djakov@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, quic_rjendra@quicinc.com, abelvesa@kernel.org, andersson@kernel.org, konradybcio@kernel.org, linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, konrad.dybcio@oss.qualcomm.com, dmitry.baryshkov@oss.qualcomm.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false On Wed, 02 Sep 2026 14:00:52 +0100, Mostafa Saleh wrote: > > On Wed, May 27, 2026 at 05:37:10AM +0000, Raviteja Laggyshetty wrote: > > Enable QoS configuration for master ports with predefined priority > > and urgency forwarding. > > > > Reviewed-by: Konrad Dybcio > > Reviewed-by: Dmitry Baryshkov > > Signed-off-by: Raviteja Laggyshetty > > Testing with Linus's tree, this patch broke my Lenovo IdeaCenter Mini X > booting, the board resets very early during boot. > I see that the last patch (device tree) is missing from the tree, I > included it, but that doesn't fix it, disabling the driver also > doesn't help. I can boot again by reverting this patch. > > I have my own device tree as my device is Purwa based [1] > > [1] https://lore.kernel.org/all/20260429141815.827157-1-smostafa@google.com/ Same here. My Mini-X hard reboots after 2.45s in the kernel. Example from the serial console: [ 2.280289] VFIO - User Level meta-driver version: 0.3 [ 2.286872] usbcore: registered new interface driver usb-storage [ 2.307218] i2c_dev: i2c /dev entries driver [ 2.316386] efifb: probing for efifb [ 2.320065] efifb: framebuffer at 0xe4800000, using 8100k, total 8100k [ 2.326768] efifb: mode is 1920x1080x32, linelength=7680, pages=1 [ 2.333026] efifb: scrolling: redraw [ 2.336704] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 2.346518] Console: switching to colour frame buffer device 240x67 [ 2.356787] fb0: EFI VGA frame buffer device [ 2.361793] clocksource: arch_mmio_counter: mask: 0xffffffffffffff max_cycles: 0x46d987e47, max_idle_ns: 440795202767 ns [ 2.372947] arch-timer-mmio 17800000.timer: mmio timer running at 19.20MHz (virt) [ 2.380860] usbcore: registered new interface driver usbhid [ 2.386577] usbhid: USB HID core driver [ 2.391899] hw perfevents: enabled with armv8_pmuv3 PMU driver, 13 (0,80000fff) counters available [ 2.403182] NET: Registered PF_INET6 protocol family [ 2.408516] Segment Routing with IPv6 [ 2.412289] In-situ OAM (IOAM) with IPv6 [ 2.416326] NET: Registered PF_PACKET protocol family [ 2.421533] 9pnet: Installing 9P2000 support [ 2.425923] Key type dns_resolver registered [ 2.430357] NET: Registered PF_VSOCK protocol family [ 2.440369] registered taskstats version 1 [ 2.444633] Loading compiled-in X.509 certificates [ 2.451480] Demotion targets for Node 0: null Format: Log Type - Time(microsec) - Message - Optional Info Log Type: B - Since Boot(Power On Reset), D - Delta, S - Statistic S - QC_IMAGE_VERSION_STRING=BOOT.MXF.2.4-00541-HAMOA-1 S - IMAGE_VARIANT_STRING=SocHamoaWP S - OEM_IMAGE_VERSION_STRING=ip-10-195-202-30 S - Boot Interface: SPI S - Secure Boot: On S - Boot Config @ 0x221c8600 = 0x00000001 S - JTAG ID @ 0x221c8744 = 0x002ad0e1 S - OEM ID @ 0x221c8700 = 0x00000040 S - Serial Number @ 0x221c8610 = 0x00000460d5171bbb S - Feature Config Row 0 @ 0x221c21e0 = 0x0000000000000000 S - Feature Config Row 1 @ 0x221c21e8 = 0x0000000000000000 S - Core 0 Frequency, 1363 MHz S - PBL Patch Ver: 0 S - PBL freq: 600 MHZ S - Cluster: 0, Core: 0 I'm also seeing spurious resets on my "X1E001DE Snapdragon Devkit for Windows" when doing large file transfers over the network (30GB+). With this patch reverted on top of 7.3-rc1, both machines are as solid as they were before it. It appears that the Surface Pro 12" is equally affected (IRC reports), so something is amiss with this particular patch. M. -- Without deviation from the norm, progress is not possible.