From: Greg KH <gregkh@linuxfoundation.org>
To: Alison Wang <alison.wang@nxp.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Leo Li <leoyang.li@nxp.com>, Forrest Shi <xuelin.shi@nxp.com>,
"X.F. Ren" <xiaofeng.ren@nxp.com>, Feng Guo <feng.guo@nxp.com>
Subject: Re: [EXT] Re: [PATCH 0/8] ethosu: Add Arm Ethos-U driver
Date: Fri, 16 Jun 2023 13:11:30 +0200 [thread overview]
Message-ID: <2023061638-rounding-swinger-5658@gregkh> (raw)
In-Reply-To: <AM9PR04MB8907BE77F4F57A89883B1CBDF458A@AM9PR04MB8907.eurprd04.prod.outlook.com>
On Fri, Jun 16, 2023 at 10:47:56AM +0000, Alison Wang wrote:
> On Fri, Jun 16, 2023 at 08:26:28AM +0000, Alison Wang wrote:
> >
> > On Fri, Jun 16, 2023 at 01:59:05PM +0800, Alison Wang wrote:
> > > This series contains Arm's NPU Ethos-U driver for NXP i.MX93 platform.
> > >
> > > Ethos-U Linux driver is to provide an example of how a rich
> > > operating system like Linux can dispatch inferences to an Arm
> > > Cortex-M subsystem, consisting of an Arm Cortex-M and an Arm Ethos-U NPU.
> >
> > What is an "inference"?
> > [Alison Wang] The inference here means machine learning inference. It
> > is the process of running data points into a machine learning model to
> > calculate an output such as a single numerical score. For example, we
> > use this driver, user space application and Cortex-M firmware to complete an inference about image classification.
>
> Nice, so why isn't this under drivers/accel/ then? Does it not need that framework?
> [Alison Wang] This driver doesn't need that framework.
Odd quoting style...
Anyway, why not use that famework? That's what that subsystem is for,
so you are going to have to document why this does not fit into that
model at all and you need your own interface instead.
thanks,
greg k-h
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prev parent reply other threads:[~2023-06-16 11:11 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-16 5:59 [PATCH 0/8] ethosu: Add Arm Ethos-U driver Alison Wang
2023-06-16 5:59 ` [PATCH 1/8] " Alison Wang
2023-06-16 6:25 ` Greg KH
2023-06-16 8:28 ` [EXT] " Alison Wang
2023-06-16 15:08 ` Andrew Lunn
2023-07-06 6:01 ` Alison Wang
2023-06-16 6:26 ` Greg KH
2023-06-16 8:28 ` [EXT] " Alison Wang
2023-06-16 10:42 ` kernel test robot
2023-06-16 15:49 ` Robin Murphy
2023-06-16 17:16 ` kernel test robot
2023-06-24 18:30 ` kernel test robot
2023-06-16 5:59 ` [PATCH 2/8] ethosu: Use RPMsg messaging protocol based on i.MX Rpmsg implementation Alison Wang
2023-06-16 5:59 ` [PATCH 3/8] ethosu: Add inference type option for model and op Alison Wang
2023-06-16 5:59 ` [PATCH 4/8] ethosu: Add suspend/resume power management Alison Wang
2023-06-16 5:59 ` [PATCH 5/8] ethosu: Use ids for identifying messages sent to Ethos-U firmware Alison Wang
2023-06-16 5:59 ` [PATCH 6/8] ethosu: Add core message about network info Alison Wang
2023-06-16 5:59 ` [PATCH 7/8] ethosu: Add core message about inference cancellation Alison Wang
2023-06-16 16:13 ` kernel test robot
2023-06-16 5:59 ` [PATCH 8/8] ethosu: Add rwlock when alloc and remove msg id Alison Wang
2023-06-16 6:22 ` [PATCH 0/8] ethosu: Add Arm Ethos-U driver Greg KH
2023-06-16 8:26 ` [EXT] " Alison Wang
2023-06-16 9:04 ` Greg KH
2023-06-16 10:47 ` Alison Wang
2023-06-16 11:11 ` Greg KH [this message]
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