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 857DDC3600C for ; Tue, 8 Apr 2025 11:11:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: 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=+9PU6RaqZLEW0CeiqDaSWQKAtYrOqL2T0FLR0/1tl5g=; b=fuX0t2gcem9CWpWn3vXAGJrLdJ eYpKnnEX3ZLr4ZB9/pvZ42ZdfM4YCWyNc01Up+EbBy7qDxVvtgIOyNtG67qiJqpkAIBo7bzyQfwfQ wu0DhcLbH6bjgywBCgXgp099RkGoJA29VyOGfSjgKwzZ2xz3x7lWT8XIlUk37UFYRkMGul9yUHFGU +hI7mr9RgLVlXwD3rTEa7yGQ4eMp3i7wLAPnEP6hv54eSLTNMlbdCieqeFgSoaenZY5UNjcM/Uc3x lqaPxRReW35x8Xn8hv/pVTnw/ivdmOQWiXvEqtPiEeMjNGxue/L8VDW0gUWVi9+I5L+7Y5JE4lKmW 4+eZyHRA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.1 #2 (Red Hat Linux)) id 1u26qv-00000003oDK-16cP; Tue, 08 Apr 2025 11:10:49 +0000 Received: from mail-wr1-x436.google.com ([2a00:1450:4864:20::436]) by bombadil.infradead.org with esmtps (Exim 4.98.1 #2 (Red Hat Linux)) id 1u26K6-00000003h7U-26kL for linux-arm-kernel@lists.infradead.org; Tue, 08 Apr 2025 10:36:55 +0000 Received: by mail-wr1-x436.google.com with SMTP id ffacd0b85a97d-3912d2c89ecso4737995f8f.2 for ; Tue, 08 Apr 2025 03:36:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1744108613; x=1744713413; darn=lists.infradead.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=+9PU6RaqZLEW0CeiqDaSWQKAtYrOqL2T0FLR0/1tl5g=; b=KfN6eUldshfucpNfyoLXvu25+cC1XTo6i8Gz87DkfXuqDI+UsNbCPEjmxI+3yLi0DJ p2U6SjL1Hi72cyemI2jXC7mU5kDq1WFP4lBRBUAxixsINfl8AqWuNz/pZIfyFcpZrHbw X40LDhw58ZXl7G7QwkHNFXf5G3i4yTWn1XxoPDXG2X4unSFkYqTlPEOs1W+aUfl5gwEU 7HPQd6r2UBsJg6aquAzZ+9ofgzRjFrjCzQn7nPoGN/7OFoCcJNWAt36bvkoV8xZWecE9 qhNURUC/6NkhgTOiLLnlEZgiSI2PHrKZjlYqShZVRUXSEwcEoiRfMWzzAY2OCqKRiStH zF/Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1744108613; x=1744713413; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=+9PU6RaqZLEW0CeiqDaSWQKAtYrOqL2T0FLR0/1tl5g=; b=OrXC1Kl/Nr7z/ymbBg1iDl8Z6DMFv6W/jMIVpxVANjDTn24Hjb0qSecvgbmN/7hVui de5jEfGIQXc6TZx7P7OCSghlGRAINakVmVmopv1/6x2mzfa87cUYRq7sixZl/JO8DoRq qD9tjLc+HXFkxaVgxvtvPP+MPcWF8eSWXe+iVDdVv2SEfpb7ghXWrSyS3iqkS2wWGnZ3 N6lfqcgwA7PrybeB2kTxjbZpOySYL3r0mM3mgFnn+LsfAcYqW2AnnQxv9QwLx0YkqyvD npzEGSW5m/IzM9hyk2AfO9nuPv2EWGlwQWS2pPCbOEQwpx0xWK5vX9Qz0MOiqvuelHiO kElg== X-Forwarded-Encrypted: i=1; AJvYcCVKUwbp5I+uNIqUr6BZLrlcXBfcEjqE9Lbb2lwX6SgvhBNXO3b3k3w4yFc2OjyZhl5PCxm2KinCuNdPUNIw1NaC@lists.infradead.org X-Gm-Message-State: AOJu0Ywum07PiruYf67p90NOtH/7aQ89vCOjRhmJ1xPUyKRvskdjb/Z9 wX3vdpyljfTB/HLj0cvS+IpWYzz0w0WD9nXwWZ6zUBxFhAYuerF3giLktw7V1oI= X-Gm-Gg: ASbGncvjwf0K7omWXjhjg1XgAUVYuEpvB22WlL7XjT7TAPLtbvrW/x+w8B/wSkMCzyH VDLNe2fDPyhv3IcMjxHDu9KTypj3Gmmj9JNZAeHx5BMLvVqaNXpfXY9LcgiX6lW5STulmU3r3/P Fq856k3zHES8DKbxx/Co6zirLtwcpxdsCjspCxtJ7//GfwckeKY1RloS37AIfmog7+1TU+TYJjl IQgUa+RQ/T9EXXRPFTQiLjEBEQNpVgD9d3Yuqvwfl9xYQN900/2YB+zBPATS0YzlkqnrxFw7D8W Bj3yvGD/U9Xhl9Bvo0XzY/0dC/IOXjB2Cr+7xLdWl/QVUhgI5g== X-Google-Smtp-Source: AGHT+IE5t903o03RamYyBBOUOtT0lEmSesMlodjULwqDkGqsFvnjjqyphRtizxEDeFR7TGxXwDEjLA== X-Received: by 2002:a05:6000:1863:b0:38d:e6b6:508b with SMTP id ffacd0b85a97d-39d07ad4e86mr13874685f8f.9.1744108612851; Tue, 08 Apr 2025 03:36:52 -0700 (PDT) Received: from localhost ([196.207.164.177]) by smtp.gmail.com with UTF8SMTPSA id 5b1f17b1804b1-43ec3429f67sm163443095e9.7.2025.04.08.03.36.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Apr 2025 03:36:52 -0700 (PDT) Date: Tue, 8 Apr 2025 12:21:56 +0300 From: Dan Carpenter To: "Peng Fan (OSS)" Cc: Sudeep Holla , Cristian Marussi , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-kernel@vger.kernel.org, arm-scmi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, imx@lists.linux.dev, devicetree@vger.kernel.org, Peng Fan Subject: Re: [PATCH v4 3/7] firmware: arm_scmi: imx: Add i.MX95 LMM protocol Message-ID: References: <20250408-imx-lmm-cpu-v4-0-4c5f4a456e49@nxp.com> <20250408-imx-lmm-cpu-v4-3-4c5f4a456e49@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250408-imx-lmm-cpu-v4-3-4c5f4a456e49@nxp.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250408_033654_539587_27645A25 X-CRM114-Status: GOOD ( 18.97 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Apr 08, 2025 at 04:44:27PM +0800, Peng Fan (OSS) wrote: > From: Peng Fan > > Add Logical Machine Management(LMM) protocol which is intended for boot, > shutdown, and reset of other logical machines (LM). It is usually used to > allow one LM to manager another used as an offload or accelerator engine. > > Reviewed-by: Cristian Marussi > Signed-off-by: Peng Fan > --- > drivers/firmware/arm_scmi/vendors/imx/Kconfig | 11 + > drivers/firmware/arm_scmi/vendors/imx/Makefile | 1 + > drivers/firmware/arm_scmi/vendors/imx/imx-sm-lmm.c | 262 +++++++++++++++++++++ > include/linux/scmi_imx_protocol.h | 32 +++ > 4 files changed, 306 insertions(+) > > diff --git a/drivers/firmware/arm_scmi/vendors/imx/Kconfig b/drivers/firmware/arm_scmi/vendors/imx/Kconfig > index a01bf5e47301d2f93c9bfc7eebc77e083ea4ed75..1a936fc87d2350e2a21bccd45dfbeebfa3b90286 100644 > --- a/drivers/firmware/arm_scmi/vendors/imx/Kconfig > +++ b/drivers/firmware/arm_scmi/vendors/imx/Kconfig > @@ -12,6 +12,17 @@ config IMX_SCMI_BBM_EXT > To compile this driver as a module, choose M here: the > module will be called imx-sm-bbm. > > +config IMX_SCMI_LMM_EXT > + tristate "i.MX SCMI LMM EXTENSION" > + depends on ARM_SCMI_PROTOCOL || (COMPILE_TEST && OF) > + default y if ARCH_MXC > + help > + This enables i.MX System Logical Machine Protocol to > + manage Logical Machines boot, shutdown and etc. > + > + To compile this driver as a module, choose M here: the > + module will be called imx-sm-lmm. > + Remind me again what happens if you have both the default and the extension modules enabled? regards, dan carpenter