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From: Cristian Marussi <cristian.marussi@arm.com>
To: Peter Hilber <peter.hilber@opensynergy.com>
Cc: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	virtualization@lists.linux-foundation.org,
	virtio-dev@lists.oasis-open.org, sudeep.holla@arm.com,
	james.quinlan@broadcom.com, Jonathan.Cameron@Huawei.com,
	f.fainelli@gmail.com, etienne.carriere@linaro.org,
	vincent.guittot@linaro.org, souvik.chakravarty@arm.com,
	igor.skalkin@opensynergy.com, alex.bennee@linaro.org,
	jean-philippe@linaro.org, mikhail.golubev@opensynergy.com,
	anton.yakovlev@opensynergy.com, Vasyl.Vavrychuk@opensynergy.com,
	Andriy.Tryshnivskyy@opensynergy.com
Subject: Re: [PATCH v4 06/16] firmware: arm_scmi, smccc, mailbox: Make shmem based transports optional
Date: Thu, 1 Jul 2021 11:27:25 +0100	[thread overview]
Message-ID: <20210701102725.GC17807@e120937-lin> (raw)
In-Reply-To: <039f1a64-b4b6-5274-1fff-253f1dd6eac8@opensynergy.com>

Hi,

On Thu, Jul 01, 2021 at 10:42:56AM +0200, Peter Hilber wrote:
> On 11.06.21 18:59, Cristian Marussi wrote:
> > From: Igor Skalkin <igor.skalkin@opensynergy.com>
> > 
> > Upon adding the virtio transport in this patch series, SCMI will also
> > work without shared memory based transports. Also, the mailbox transport
> > may not be needed if the smc transport is used.
> > 
> > - Compile shmem.c only if a shmem based transport is available.
> > 
> > - Remove hard dependency of SCMI on mailbox.
> 
> The hard dependency has now already been removed with
> 
>   c05b07963e96 ("firmware: arm_scmi: Add SMCCC discovery dependency in")
> 

I deeply reviewed transport Kconfig approach in V5 in general, making
all transport configurable (y/n), so this patch will be adapted to the new
Kconfig layout annd basically just provide the HAVE_SHMEM feature.

Thanks,
Cristian

WARNING: multiple messages have this Message-ID (diff)
From: Cristian Marussi <cristian.marussi@arm.com>
To: Peter Hilber <peter.hilber@opensynergy.com>
Cc: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	virtualization@lists.linux-foundation.org,
	virtio-dev@lists.oasis-open.org, sudeep.holla@arm.com,
	james.quinlan@broadcom.com, Jonathan.Cameron@Huawei.com,
	f.fainelli@gmail.com, etienne.carriere@linaro.org,
	vincent.guittot@linaro.org, souvik.chakravarty@arm.com,
	igor.skalkin@opensynergy.com, alex.bennee@linaro.org,
	jean-philippe@linaro.org, mikhail.golubev@opensynergy.com,
	anton.yakovlev@opensynergy.com, Vasyl.Vavrychuk@opensynergy.com,
	Andriy.Tryshnivskyy@opensynergy.com
Subject: Re: [PATCH v4 06/16] firmware: arm_scmi, smccc, mailbox: Make shmem based transports optional
Date: Thu, 1 Jul 2021 11:27:25 +0100	[thread overview]
Message-ID: <20210701102725.GC17807@e120937-lin> (raw)
In-Reply-To: <039f1a64-b4b6-5274-1fff-253f1dd6eac8@opensynergy.com>

Hi,

On Thu, Jul 01, 2021 at 10:42:56AM +0200, Peter Hilber wrote:
> On 11.06.21 18:59, Cristian Marussi wrote:
> > From: Igor Skalkin <igor.skalkin@opensynergy.com>
> > 
> > Upon adding the virtio transport in this patch series, SCMI will also
> > work without shared memory based transports. Also, the mailbox transport
> > may not be needed if the smc transport is used.
> > 
> > - Compile shmem.c only if a shmem based transport is available.
> > 
> > - Remove hard dependency of SCMI on mailbox.
> 
> The hard dependency has now already been removed with
> 
>   c05b07963e96 ("firmware: arm_scmi: Add SMCCC discovery dependency in")
> 

I deeply reviewed transport Kconfig approach in V5 in general, making
all transport configurable (y/n), so this patch will be adapted to the new
Kconfig layout annd basically just provide the HAVE_SHMEM feature.

Thanks,
Cristian

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2021-07-01 10:27 UTC|newest]

Thread overview: 97+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-11 16:59 [PATCH v4 00/16] Introduce SCMI VirtIO transport Cristian Marussi
2021-06-11 16:59 ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 01/16] firmware: arm_scmi: Fix max pending messages boundary check Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-07-01  8:42   ` Peter Hilber
2021-07-01  8:42     ` [virtio-dev] " Peter Hilber
2021-07-01  8:42     ` Peter Hilber
2021-07-01 10:04     ` Cristian Marussi
2021-07-01 10:04       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 02/16] firmware: arm_scmi: Add support for type handling in common functions Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 03/16] firmware: arm_scmi: Add transport optional init/exit support Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-14 13:29   ` Jonathan Cameron
2021-06-14 13:29     ` Jonathan Cameron
2021-06-16  9:04     ` Cristian Marussi
2021-06-16  9:04       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 04/16] firmware: arm_scmi: Introduce monotonically increasing tokens Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-14 13:53   ` Jonathan Cameron
2021-06-14 13:53     ` Jonathan Cameron
2021-06-16  9:11     ` Cristian Marussi
2021-06-16  9:11       ` Cristian Marussi
2021-07-01  8:42   ` Peter Hilber
2021-07-01  8:42     ` [virtio-dev] " Peter Hilber
2021-07-01  8:42     ` Peter Hilber
2021-07-01 10:16     ` Cristian Marussi
2021-07-01 10:16       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 05/16] firmware: arm_scmi: Introduce delegated xfers support Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-07-01  8:42   ` Peter Hilber
2021-07-01  8:42     ` [virtio-dev] " Peter Hilber
2021-07-01  8:42     ` Peter Hilber
2021-07-01 10:24     ` Cristian Marussi
2021-07-01 10:24       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 06/16] firmware: arm_scmi, smccc, mailbox: Make shmem based transports optional Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-07-01  8:42   ` Peter Hilber
2021-07-01  8:42     ` [virtio-dev] " Peter Hilber
2021-07-01  8:42     ` Peter Hilber
2021-07-01 10:27     ` Cristian Marussi [this message]
2021-07-01 10:27       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 07/16] firmware: arm_scmi: Add op to override max message # Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-14 14:04   ` Jonathan Cameron
2021-06-14 14:04     ` Jonathan Cameron
2021-06-16  9:13     ` Cristian Marussi
2021-06-16  9:13       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 08/16] [RFC][REWORK] " Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 09/16] firmware: arm_scmi: Add optional link_supplier() transport op Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 10/16] firmware: arm_scmi: Add per-device transport private info Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 11/16] firmware: arm_scmi: Add is_scmi_protocol_device() Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 12/16] firmware: arm_scmi: Add message passing abstractions for transports Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-14 14:10   ` Jonathan Cameron
2021-06-14 14:10     ` Jonathan Cameron
2021-06-16  9:14     ` Cristian Marussi
2021-06-16  9:14       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 13/16] dt-bindings: arm: Add virtio transport for SCMI Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-24 19:22   ` Rob Herring
2021-06-24 19:22     ` Rob Herring
2021-06-24 19:22     ` Rob Herring
2021-07-01  8:43   ` Peter Hilber
2021-07-01  8:43     ` [virtio-dev] " Peter Hilber
2021-07-01  8:43     ` Peter Hilber
2021-07-01 10:31     ` Cristian Marussi
2021-07-01 10:31       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 14/16] firmware: arm_scmi: Add virtio transport Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-14 14:23   ` Jonathan Cameron
2021-06-14 14:23     ` Jonathan Cameron
2021-06-16 10:18     ` Cristian Marussi
2021-06-16 10:18       ` Cristian Marussi
2021-07-01  8:43   ` Peter Hilber
2021-07-01  8:43     ` [virtio-dev] " Peter Hilber
2021-07-01  8:43     ` Peter Hilber
2021-07-01 10:34     ` Cristian Marussi
2021-07-01 10:34       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 15/16] [RFC][REWORK] firmware: arm_scmi: make virtio-scmi use delegated xfers Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-07-01  8:43   ` Peter Hilber
2021-07-01  8:43     ` [virtio-dev] " Peter Hilber
2021-07-01  8:43     ` Peter Hilber
2021-07-01 11:26     ` Cristian Marussi
2021-07-01 11:26       ` Cristian Marussi
2021-06-11 16:59 ` [PATCH v4 16/16] firmware: arm_scmi: Add polling mode to virtio transport Cristian Marussi
2021-06-11 16:59   ` Cristian Marussi
2021-06-14 11:43 ` [PATCH v4 00/16] Introduce SCMI VirtIO transport Christoph Hellwig
2021-06-14 11:43   ` Christoph Hellwig
2021-06-14 11:43   ` Christoph Hellwig
2021-06-14 14:03   ` Cristian Marussi
2021-06-14 14:03     ` Cristian Marussi

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