From: Cristian Marussi <cristian.marussi@arm.com> To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, virtualization@lists.linux-foundation.org, virtio-dev@lists.oasis-open.org Cc: 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, cristian.marussi@arm.com, igor.skalkin@opensynergy.com, peter.hilber@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: [PATCH v7 09/15] firmware: arm_scmi: Make shmem support optional for transports Date: Tue, 3 Aug 2021 14:10:18 +0100 [thread overview] Message-ID: <20210803131024.40280-10-cristian.marussi@arm.com> (raw) In-Reply-To: <20210803131024.40280-1-cristian.marussi@arm.com> From: Igor Skalkin <igor.skalkin@opensynergy.com> Upcoming new SCMI transports won't need any kind of shared memory support. Compile shmem.c only if a shmem based transport is selected. Signed-off-by: Igor Skalkin <igor.skalkin@opensynergy.com> [ Peter: Adapted patch for submission to upstream. ] Co-developed-by: Peter Hilber <peter.hilber@opensynergy.com> Signed-off-by: Peter Hilber <peter.hilber@opensynergy.com> [ Cristian: Adapted patch/commit_msg to new SCMI Kconfig layout ] Signed-off-by: Cristian Marussi <cristian.marussi@arm.com> --- v4 --> v5 - Adapted to new SCMI Kconfig layout --- drivers/firmware/arm_scmi/Kconfig | 8 ++++++++ drivers/firmware/arm_scmi/Makefile | 2 +- 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/arm_scmi/Kconfig b/drivers/firmware/arm_scmi/Kconfig index a6fcd06b2232..cd84e5f2ee02 100644 --- a/drivers/firmware/arm_scmi/Kconfig +++ b/drivers/firmware/arm_scmi/Kconfig @@ -30,10 +30,17 @@ config ARM_SCMI_HAVE_TRANSPORT Used to trigger a build bug when trying to build SCMI without any configured transport. +config ARM_SCMI_HAVE_SHMEM + bool + help + This declares whether a shared memory based transport for SCMI is + available. + config ARM_SCMI_TRANSPORT_MAILBOX bool "SCMI transport based on Mailbox" depends on MAILBOX select ARM_SCMI_HAVE_TRANSPORT + select ARM_SCMI_HAVE_SHMEM default y help Enable mailbox based transport for SCMI. @@ -45,6 +52,7 @@ config ARM_SCMI_TRANSPORT_SMC bool "SCMI transport based on SMC" depends on HAVE_ARM_SMCCC_DISCOVERY select ARM_SCMI_HAVE_TRANSPORT + select ARM_SCMI_HAVE_SHMEM default y help Enable SMC based transport for SCMI. diff --git a/drivers/firmware/arm_scmi/Makefile b/drivers/firmware/arm_scmi/Makefile index 38163d6991b3..e0e6bd3dba9e 100644 --- a/drivers/firmware/arm_scmi/Makefile +++ b/drivers/firmware/arm_scmi/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0-only scmi-bus-y = bus.o scmi-driver-y = driver.o notify.o -scmi-transport-y = shmem.o +scmi-transport-$(CONFIG_ARM_SCMI_HAVE_SHMEM) = shmem.o scmi-transport-$(CONFIG_ARM_SCMI_TRANSPORT_MAILBOX) += mailbox.o scmi-transport-$(CONFIG_ARM_SCMI_TRANSPORT_SMC) += smc.o scmi-protocols-y = base.o clock.o perf.o power.o reset.o sensors.o system.o voltage.o -- 2.17.1
next prev parent reply other threads:[~2021-08-03 13:11 UTC|newest] Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-08-03 13:10 [PATCH v7 00/15] Introduce SCMI transport based on VirtIO Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 01/15] firmware: arm_scmi: Add support for type handling in common functions Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 02/15] firmware: arm_scmi: Remove scmi_dump_header_dbg() helper Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 03/15] firmware: arm_scmi: Add optional transport_init/exit support Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 04/15] firmware: arm_scmi: Introduce monotonically increasing tokens Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 05/15] firmware: arm_scmi: Handle concurrent and out-of-order messages Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 06/15] firmware: arm_scmi: Make .clear_channel optional Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 07/15] firmware: arm_scmi: Make polling mode optional Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 08/15] firmware: arm_scmi: Make SCMI transports configurable Cristian Marussi 2021-08-03 13:10 ` Cristian Marussi [this message] 2021-08-03 13:10 ` [PATCH v7 10/15] firmware: arm_scmi: Add method to override max message number Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 11/15] firmware: arm_scmi: Add message passing abstractions for transports Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 12/15] firmware: arm_scmi: Add optional link_supplier() transport op Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 13/15] dt-bindings: arm: Add virtio transport for SCMI Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 14/15] firmware: arm_scmi: Add priv parameter to scmi_rx_callback Cristian Marussi 2021-08-03 13:10 ` [PATCH v7 15/15] firmware: arm_scmi: Add virtio transport Cristian Marussi 2021-09-04 13:03 ` [virtio-dev] " Michael S. Tsirkin 2021-09-05 7:14 ` Cristian Marussi 2021-08-09 4:57 ` [PATCH v7 00/15] Introduce SCMI transport based on VirtIO Sudeep Holla
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