From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Nipun Gupta <nipun.gupta@amd.com>,
robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
gregkh@linuxfoundation.org, rafael@kernel.org,
eric.auger@redhat.com, alex.williamson@redhat.com,
cohuck@redhat.com, song.bao.hua@hisilicon.com,
mchehab+huawei@kernel.org, maz@kernel.org, f.fainelli@gmail.com,
jeffrey.l.hugo@gmail.com, saravanak@google.com,
Michael.Srba@seznam.cz, mani@kernel.org, yishaih@nvidia.com,
jgg@ziepe.ca, jgg@nvidia.com, robin.murphy@arm.com,
will@kernel.org, joro@8bytes.org, masahiroy@kernel.org,
ndesaulniers@google.com, linux-arm-kernel@lists.infradead.org,
linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org
Cc: okaya@kernel.org, harpreet.anand@amd.com, nikhil.agarwal@amd.com,
michal.simek@amd.com, git@amd.com
Subject: Re: [PATCH 0/7] add support for CDX bus
Date: Tue, 17 Jan 2023 18:47:28 +0100 [thread overview]
Message-ID: <a9b9ae95-2a3f-75fd-1355-07363bcb66e3@linaro.org> (raw)
In-Reply-To: <20230117134139.1298-1-nipun.gupta@amd.com>
On 17/01/2023 14:41, Nipun Gupta wrote:
> Introduces AMD CDX bus, which provides a mechanism to
> discover/rescan CDX devices. The CDX devices are
> memory mapped on system bus for embedded CPUs.
>
> CDX controller interacts with the firmware to query different
> CDX devices present in the Fabric and expose them to the Linux
> host on CDX bus.
>
> This patch series:
> - Introduces the CDX bus and CDX devices.
> - Device tree binding for CDX controller
> - Support for CDX bus in arm-smmu-v3 driver
> - Add MCDI (Management CPU Driver Interface) as a protocol
> for communication with RPU Firmware
> - Support RPMSg channel for Firmware communication
>
> MSI patches for CDX are not added in this series as it's
> support is being revisited as per patch series:
> https://lore.kernel.org/all/20221111133158.196269823@linutronix.de/
> It will be added as separate patches.
>
> RFC changes with stubs were submitted at:
> https://lore.kernel.org/linux-arm-kernel/20221014044049.2557085-1-nipun.gupta@amd.com/
This is v5 then. Please mark it appropriately, otherwise it looks like
it is first submission.
Best regards,
Krzysztof
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WARNING: multiple messages have this Message-ID (diff)
From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Nipun Gupta <nipun.gupta@amd.com>,
robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
gregkh@linuxfoundation.org, rafael@kernel.org,
eric.auger@redhat.com, alex.williamson@redhat.com,
cohuck@redhat.com, song.bao.hua@hisilicon.com,
mchehab+huawei@kernel.org, maz@kernel.org, f.fainelli@gmail.com,
jeffrey.l.hugo@gmail.com, saravanak@google.com,
Michael.Srba@seznam.cz, mani@kernel.org, yishaih@nvidia.com,
jgg@ziepe.ca, jgg@nvidia.com, robin.murphy@arm.com,
will@kernel.org, joro@8bytes.org, masahiroy@kernel.org,
ndesaulniers@google.com, linux-arm-kernel@lists.infradead.org,
linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org
Cc: okaya@kernel.org, harpreet.anand@amd.com, nikhil.agarwal@amd.com,
michal.simek@amd.com, git@amd.com
Subject: Re: [PATCH 0/7] add support for CDX bus
Date: Tue, 17 Jan 2023 18:47:28 +0100 [thread overview]
Message-ID: <a9b9ae95-2a3f-75fd-1355-07363bcb66e3@linaro.org> (raw)
In-Reply-To: <20230117134139.1298-1-nipun.gupta@amd.com>
On 17/01/2023 14:41, Nipun Gupta wrote:
> Introduces AMD CDX bus, which provides a mechanism to
> discover/rescan CDX devices. The CDX devices are
> memory mapped on system bus for embedded CPUs.
>
> CDX controller interacts with the firmware to query different
> CDX devices present in the Fabric and expose them to the Linux
> host on CDX bus.
>
> This patch series:
> - Introduces the CDX bus and CDX devices.
> - Device tree binding for CDX controller
> - Support for CDX bus in arm-smmu-v3 driver
> - Add MCDI (Management CPU Driver Interface) as a protocol
> for communication with RPU Firmware
> - Support RPMSg channel for Firmware communication
>
> MSI patches for CDX are not added in this series as it's
> support is being revisited as per patch series:
> https://lore.kernel.org/all/20221111133158.196269823@linutronix.de/
> It will be added as separate patches.
>
> RFC changes with stubs were submitted at:
> https://lore.kernel.org/linux-arm-kernel/20221014044049.2557085-1-nipun.gupta@amd.com/
This is v5 then. Please mark it appropriately, otherwise it looks like
it is first submission.
Best regards,
Krzysztof
next prev parent reply other threads:[~2023-01-17 17:48 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-17 13:41 [PATCH 0/7] add support for CDX bus Nipun Gupta
2023-01-17 13:41 ` Nipun Gupta
2023-01-17 13:41 ` [PATCH 01/19] bus/cdx: add the cdx bus driver Nipun Gupta
2023-01-17 13:41 ` Nipun Gupta
2023-01-17 14:07 ` Greg KH
2023-01-17 14:07 ` Greg KH
2023-01-18 10:56 ` Gupta, Nipun
2023-01-18 10:56 ` Gupta, Nipun
2023-01-17 17:21 ` Randy Dunlap
2023-01-17 17:21 ` Randy Dunlap
2023-01-18 10:59 ` Gupta, Nipun
2023-01-18 10:59 ` Gupta, Nipun
2023-01-17 13:41 ` [PATCH 02/19] iommu/arm-smmu-v3: support ops registration for CDX bus Nipun Gupta
2023-01-17 13:41 ` Nipun Gupta
2023-01-17 13:41 ` [PATCH 03/19] dt-bindings: bus: add CDX bus controller device tree bindings Nipun Gupta
2023-01-17 13:41 ` Nipun Gupta
2023-01-17 17:54 ` Krzysztof Kozlowski
2023-01-17 17:54 ` Krzysztof Kozlowski
2023-01-18 12:39 ` Gupta, Nipun
2023-01-18 12:39 ` Gupta, Nipun
2023-01-18 12:43 ` Krzysztof Kozlowski
2023-01-18 12:43 ` Krzysztof Kozlowski
2023-01-19 7:33 ` Gupta, Nipun
2023-01-19 7:33 ` Gupta, Nipun
2023-01-17 13:41 ` [PATCH 04/19] bus/cdx: add MCDI protocol interface for firmware interaction Nipun Gupta
2023-01-17 13:41 ` Nipun Gupta
2023-01-17 14:08 ` Greg KH
2023-01-17 14:08 ` Greg KH
2023-01-18 10:58 ` Gupta, Nipun
2023-01-18 10:58 ` Gupta, Nipun
2023-01-17 13:41 ` [PATCH 05/19] bus/cdx: add cdx controller Nipun Gupta
2023-01-17 13:41 ` Nipun Gupta
2023-01-17 14:10 ` Greg KH
2023-01-17 14:10 ` Greg KH
2023-01-18 12:36 ` Gupta, Nipun
2023-01-18 12:36 ` Gupta, Nipun
2023-01-17 13:41 ` [PATCH 06/19] bus/cdx: add rpmsg communication channel for CDX Nipun Gupta
2023-01-17 13:41 ` Nipun Gupta
2023-01-17 13:41 ` [PATCH 07/19] bus/cdx: add device attributes Nipun Gupta
2023-01-17 13:41 ` Nipun Gupta
2023-01-17 14:13 ` Greg KH
2023-01-17 14:13 ` Greg KH
2023-01-18 13:03 ` Gupta, Nipun
2023-01-18 13:03 ` Gupta, Nipun
2023-01-17 17:47 ` Krzysztof Kozlowski [this message]
2023-01-17 17:47 ` [PATCH 0/7] add support for CDX bus Krzysztof Kozlowski
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