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From: Elliot Berman <quic_eberman@quicinc.com>
To: Jassi Brar <jassisinghbrar@gmail.com>
Cc: Robin Murphy <robin.murphy@arm.com>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Murali Nalajala <quic_mnalajal@quicinc.com>,
	Trilok Soni <quic_tsoni@quicinc.com>,
	Srivatsa Vaddagiri <quic_svaddagi@quicinc.com>,
	Carl van Schaik <quic_cvanscha@quicinc.com>,
	Andy Gross <agross@kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Sudeep Holla <sudeep.holla@arm.com>,
	"Marc Zyngier" <maz@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
	Jonathan Corbet <corbet@lwn.net>, Will Deacon <will@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	<devicetree@vger.kernel.org>, <linux-doc@vger.kernel.org>,
	<linux-arm-msm@vger.kernel.org>
Subject: Re: [PATCH v2 00/11] Drivers for gunyah hypervisor
Date: Thu, 18 Aug 2022 11:10:07 -0700	[thread overview]
Message-ID: <6f97be13-e5d3-9f8b-d731-599d9d13671d@quicinc.com> (raw)
In-Reply-To: <CABb+yY3MESqeZveYg5e18PWTLNcg82r4AtaRYJh-9c==mysw7w@mail.gmail.com>



On 8/9/2022 9:12 PM, Jassi Brar wrote:
> On Tue, Aug 9, 2022 at 7:07 PM Elliot Berman <quic_eberman@quicinc.com> wrote:
> 
> I haven't read the complete history of Gunyah yet, but from a quick
> look it uses the hvc/smc instruction as the "physical link" between
> entities (?).    zynqmp-ipi-mailbox.c is one driver that uses smc in
> such a manner. And I know there are some platforms that don't call
> hvc/smc under mailbox api and I don't blame them.
> 
> Let me educate myself with the background and get back.... unless you
> want to summarize a usecase that you doubt is supported.
> 

Hi Jassi,

Did you have chance to evaluate? I have given a summary in this mail, 
especially the last paragraph:

https://lore.kernel.org/all/36303c20-5d30-2edd-0863-0cad804e3f8f@quicinc.com/


Thanks,
Elliot

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  reply	other threads:[~2022-08-18 18:11 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-01 21:12 [PATCH v2 00/11] Drivers for gunyah hypervisor Elliot Berman
2022-08-01 21:12 ` [PATCH v2 01/11] docs: gunyah: Introduce Gunyah Hypervisor Elliot Berman
2022-08-01 21:29   ` Jeffrey Hugo
2022-08-05  3:18   ` Bagas Sanjaya
2022-08-05 15:48     ` Elliot Berman
2022-08-06 15:31   ` kernel test robot
2022-08-01 21:12 ` [PATCH v2 02/11] dt-bindings: Add binding for gunyah hypervisor Elliot Berman
2022-08-02  7:28   ` Dmitry Baryshkov
2022-08-02 10:54   ` Krzysztof Kozlowski
2022-08-01 21:12 ` [PATCH v2 03/11] arm64: gunyah: Add Gunyah hypercalls ABI Elliot Berman
2022-08-02 13:34   ` Dmitry Baryshkov
2022-08-03 21:15     ` Elliot Berman
2022-08-04  7:04       ` Dmitry Baryshkov
2022-08-01 21:12 ` [PATCH v2 04/11] gunyah: Common types and error codes for Gunyah hypercalls Elliot Berman
2022-08-02  7:33   ` Dmitry Baryshkov
2022-08-03 21:16     ` Elliot Berman
2022-08-02  7:51   ` Dmitry Baryshkov
2022-08-03 21:16     ` Elliot Berman
2022-08-01 21:12 ` [PATCH v2 05/11] virt: gunyah: Add sysfs nodes Elliot Berman
2022-08-02  7:42   ` Dmitry Baryshkov
2022-08-01 21:12 ` [PATCH v2 06/11] virt: gunyah: Add capabilities bus and devices Elliot Berman
2022-08-02  8:20   ` Dmitry Baryshkov
2022-08-01 21:12 ` [PATCH v2 07/11] gunyah: msgq: Add Gunyah message queues Elliot Berman
2022-08-02  8:14   ` Dmitry Baryshkov
2022-08-08 22:22     ` Elliot Berman
2022-08-09 11:29       ` Marc Zyngier
2022-08-09 16:50         ` Elliot Berman
2022-08-23  7:57           ` Dmitry Baryshkov
2022-08-01 21:12 ` [PATCH v2 08/11] gunyah: rsc_mgr: Add resource manager RPC core Elliot Berman
2022-08-01 21:12 ` [PATCH v2 09/11] gunyah: rsc_mgr: Add auxiliary devices for console Elliot Berman
2022-08-02  8:38   ` Dmitry Baryshkov
2022-08-03 21:19     ` Elliot Berman
2022-08-01 21:12 ` [PATCH v2 10/11] gunyah: rsc_mgr: Add RPC for console services Elliot Berman
2022-08-01 21:12 ` [PATCH v2 11/11] gunyah: Add tty console driver for RM Console Serivces Elliot Berman
2022-08-02  8:31   ` Dmitry Baryshkov
2022-08-03 21:15     ` Elliot Berman
2022-08-01 21:27 ` [PATCH v2 00/11] Drivers for gunyah hypervisor Jeffrey Hugo
2022-08-01 21:31   ` Elliot Berman
2022-08-02  9:24 ` Dmitry Baryshkov
2022-08-08 23:38   ` Elliot Berman
2022-08-09 13:13     ` Robin Murphy
2022-08-10  0:07       ` Elliot Berman
2022-08-10  4:12         ` Jassi Brar
2022-08-18 18:10           ` Elliot Berman [this message]
2022-08-23  8:01     ` Dmitry Baryshkov
2022-08-04  8:26 ` Bagas Sanjaya
2022-08-04 21:48   ` Elliot Berman
2022-08-05  2:15     ` Bagas Sanjaya
2022-08-05  7:45       ` Marc Zyngier

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