From: Krzysztof Kozlowski <krzk@kernel.org>
To: Minghao Xue <quic_mingxue@quicinc.com>,
Jean-Philippe Brucker <jean-philippe@linaro.org>
Cc: mst@redhat.com, jasowang@redhat.com, quic_ztu@quicinc.com,
robh+dt@kernel.org, virtualization@lists.linux-foundation.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dt-bindings: virtio: mmio: add optional virtio,wakeup property
Date: Fri, 18 Mar 2022 14:40:29 +0100 [thread overview]
Message-ID: <d4d69acd-72d3-dfe1-9a11-d6590d2d90d8@kernel.org> (raw)
In-Reply-To: <20220318021052.GA16300@mingxue-gv.qualcomm.com>
On 18/03/2022 03:10, Minghao Xue wrote:
> Hi Jean and folks,
> This is just an optional flag which could be used on an embedded system.
> For example, if we want to use an virtio-input device as a virtual power
> key to wake up the virtual machine, we can set this flag in the device
> tree.
> Currently, virio-mmio driver does not implement suspend/resume
> callback(maybe no need). So we want to check this flag and call
> enable_irq_wake() accordingly in vm_find_vqs().
There is a generic wakeup-source property. How is this one different
that you need a separate one?
Best regards,
Krzysztof
next prev parent reply other threads:[~2022-03-18 13:40 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1646733156-19333-1-git-send-email-quic_mingxue@quicinc.com>
[not found] ` <20220317063515.GA30789@mingxue-gv.qualcomm.com>
[not found] ` <YjMJ32SFXTLCuaRY@myrica>
2022-03-18 2:10 ` Minghao Xue
2022-03-18 13:40 ` Krzysztof Kozlowski [this message]
2022-03-22 6:19 ` Minghao Xue
2022-03-22 8:38 ` Krzysztof Kozlowski
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