From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7555648971; Sat, 18 Oct 2025 18:50:07 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 07D4340DCB; Sat, 18 Oct 2025 18:50:07 +0200 (CEST) Received: from fout-b5-smtp.messagingengine.com (fout-b5-smtp.messagingengine.com [202.12.124.148]) by mails.dpdk.org (Postfix) with ESMTP id 8C4954013F for ; Sat, 18 Oct 2025 18:50:05 +0200 (CEST) Received: from phl-compute-10.internal (phl-compute-10.internal [10.202.2.50]) by mailfout.stl.internal (Postfix) with ESMTP id 96D5C1D00097; Sat, 18 Oct 2025 12:50:04 -0400 (EDT) Received: from phl-mailfrontend-02 ([10.202.2.163]) by phl-compute-10.internal (MEProxy); Sat, 18 Oct 2025 12:50:04 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= cc:cc:content-transfer-encoding:content-type:content-type:date :date:from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to; s=fm2; t=1760806204; x=1760892604; bh=DosIbLM6vsxAM7EoR8oNOXIAW3kHuV/mSXATw48pyuo=; b= CKvVjBb+M0s7noskhOpsJciHJ7rKLBHHcCTtVzTIHzx1D4VbWf8DZvSPfLfnEoOc frtLt7Qn/LOARKoJVEIPIpa+Cy7M8+uQh98N6d0+kI58vXKAjXBdie+x71IkxLHU GSMGoWIHe1F0q6POzkjJgCiDqbyq9bQVvcUjSpqAP25sK5iW7gAs8Tau6C2Ye1mc EmLwJrPVqYd0Fs5IaCEizPdtYd6hSPK1nGNrk/j8YmLKNVfBeB+QFQLxmXYvBUb4 PKKQuqXBw1c846zrJSZWdm1HEkwipOXc7Aa+9OxxUBKjfEux0jwzik1vHP+fMiNg MXTLQlgxBPazM0D2asXWkQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:content-type:date:date:feedback-id:feedback-id :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm2; t=1760806204; x= 1760892604; bh=DosIbLM6vsxAM7EoR8oNOXIAW3kHuV/mSXATw48pyuo=; b=g r41ao6Jm83BUK6D471hb5Q1OKilBas6WMbA3x8amDFDQLX03xtrzoO7yJb2zXOis XKFmIvDACfhtAn5SHr2Xjn7R859VRvG+QHOYHq5MymRObUo/LeCJvVsL3+vFvmUc rL7aVWf6HwzLKIZUyRIkHq3rWHJnGNYYxDErCeCuhXv/gcwQDSgPVypXhY+GiUrn 0S3zVi/18/8eROaMK7mx5L9hCwPzZ6yRdhcaQmx8usW+FZeEiTnF//8Gdei6mlpE IqGAeng0iz5yOPMnsYECTSL/Zpu5hOzeGKzE3X0G5bG/eZYA0SrtWLVOZJ87GWFw WAITltrhvqTM3afHwWoRw== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeeffedrtdeggddufedvheejucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceu rghilhhouhhtmecufedttdenucenucfjughrpefhvfevufffkfgjfhgggfgtsehtufertd dttdejnecuhfhrohhmpefvhhhomhgrshcuofhonhhjrghlohhnuceothhhohhmrghssehm ohhnjhgrlhhonhdrnhgvtheqnecuggftrfgrthhtvghrnhepjeduveehieevuddutdevff fgtdegkeeuveejffejgedtgeegkefgvdeugfefkeejnecuvehluhhsthgvrhfuihiivgep tdenucfrrghrrghmpehmrghilhhfrhhomhepthhhohhmrghssehmohhnjhgrlhhonhdrnh gvthdpnhgspghrtghpthhtohepkedpmhhouggvpehsmhhtphhouhhtpdhrtghpthhtohep vhgrthhtuhhnuhhruhesmhgrrhhvvghllhdrtghomhdprhgtphhtthhopeguvghvseguph gukhdrohhrghdprhgtphhtthhopehfvghnghgthhgvnhhgfigvnheshhhurgifvghirdgt ohhmpdhrtghpthhtohepsghruhgtvgdrrhhitghhrghrughsohhnsehinhhtvghlrdgtoh hmpdhrtghpthhtoheprghnrghtohhlhidrsghurhgrkhhovhesihhnthgvlhdrtghomhdp rhgtphhtthhopehkvghvihhnrdhlrggrthiisehinhhtvghlrdgtohhmpdhrtghpthhtoh epjhgvrhhinhhjsehmrghrvhgvlhhlrdgtohhm X-ME-Proxy: Feedback-ID: i47234305:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sat, 18 Oct 2025 12:50:02 -0400 (EDT) From: Thomas Monjalon To: Vamsi Krishna Cc: dev@dpdk.org, fengchengwen@huawei.com, bruce.richardson@intel.com, anatoly.burakov@intel.com, kevin.laatz@intel.com, jerinj@marvell.com, vattunuru@marvell.com Subject: Re: [PATCH v4 1/1] lib/dma: add control-plane APIs for inter-domain DMA transfers Date: Sat, 18 Oct 2025 18:50:00 +0200 Message-ID: <3090080.uoxibFcf9D@thomas> In-Reply-To: <20251017140652.3186205-1-vattunuru@marvell.com> References: <20251017122610.3126992-1-vattunuru@marvell.com> <20251017140652.3186205-1-vattunuru@marvell.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org 17/10/2025 16:06, Vamsi Krishna: > +Inter-domain DMA Capabilities > +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > + > +The inter-domain DMA feature enables DMA devices to perform data transfers > +across different processes and OS domains. This is achieved by configuring > +virtual channels (vchans) using `src_handler` and `dst_handler` fields, which > +represent the source and destination endpoints for inter-domain DMA operations. This belongs to the first patch. > +Handler information is exchanged between devices based on their DMA class type. > +These handler details will be exchanged based on the type of DMA devices. Repeated sentence. The first one looks better.