From: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com> To: <linux-arm-kernel@lists.infradead.org>, <soc@kernel.org> Cc: <will@kernel.org>, <catalin.marinas@arm.com>, <arnd@arndb.de>, <olof@lixom.net>, <misono.tomohiro@jp.fujitsu.com> Subject: [PATCH 10/10] soc: fujitsu: hwb: Add Kconfig/Makefile to build fujitsu_hwb driver Date: Fri, 8 Jan 2021 19:52:41 +0900 [thread overview] Message-ID: <20210108105241.1757799-11-misono.tomohiro@jp.fujitsu.com> (raw) In-Reply-To: <20210108105241.1757799-1-misono.tomohiro@jp.fujitsu.com> This adds kconfig/Makefile to build fujitsu hardware barrier driver (fujitsu_hwb.ko when built as module). Note that this is the first time to add A64FX specific driver, this also adds A64FX entry in Kconfig.platforms of arm64 Kconfig. Also add MAINTAINERS entry for ARM/A64FX accordingly. Signed-off-by: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com> --- MAINTAINERS | 7 +++++++ arch/arm64/Kconfig.platforms | 5 +++++ drivers/soc/Kconfig | 1 + drivers/soc/Makefile | 1 + drivers/soc/fujitsu/Kconfig | 24 ++++++++++++++++++++++++ drivers/soc/fujitsu/Makefile | 2 ++ 6 files changed, 40 insertions(+) create mode 100644 drivers/soc/fujitsu/Kconfig create mode 100644 drivers/soc/fujitsu/Makefile diff --git a/MAINTAINERS b/MAINTAINERS index 6eff4f720c72..d57ec44ceaed 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1508,6 +1508,13 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git F: arch/arm/mach-*/ F: arch/arm/plat-*/ +ARM/A64FX SOC SUPPORT +M: Tomohiro Misono <misono.tomohiro@jp.fujitsu.com> +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +S: Maintained +F: drivers/soc/fujitsu/ +F: include/uapi/linux/fujitsu_hpc_ioctl.h + ARM/ACTIONS SEMI ARCHITECTURE M: Andreas Färber <afaerber@suse.de> M: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index 6eecdef538bd..41fb214adaff 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -1,6 +1,11 @@ # SPDX-License-Identifier: GPL-2.0-only menu "Platform selection" +config ARCH_A64FX + bool "Fujitsu A64FX Platforms" + help + This enables support for Fujitsu A64FX SoC family. + config ARCH_ACTIONS bool "Actions Semi Platforms" select OWL_TIMER diff --git a/drivers/soc/Kconfig b/drivers/soc/Kconfig index d097d070f579..7a52b5dc4c96 100644 --- a/drivers/soc/Kconfig +++ b/drivers/soc/Kconfig @@ -7,6 +7,7 @@ source "drivers/soc/aspeed/Kconfig" source "drivers/soc/atmel/Kconfig" source "drivers/soc/bcm/Kconfig" source "drivers/soc/fsl/Kconfig" +source "drivers/soc/fujitsu/Kconfig" source "drivers/soc/imx/Kconfig" source "drivers/soc/ixp4xx/Kconfig" source "drivers/soc/litex/Kconfig" diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile index 699b758d28e4..57c0dddc4d23 100644 --- a/drivers/soc/Makefile +++ b/drivers/soc/Makefile @@ -10,6 +10,7 @@ obj-y += bcm/ obj-$(CONFIG_ARCH_DOVE) += dove/ obj-$(CONFIG_MACH_DOVE) += dove/ obj-y += fsl/ +obj-y += fujitsu/ obj-$(CONFIG_ARCH_GEMINI) += gemini/ obj-y += imx/ obj-$(CONFIG_ARCH_IXP4XX) += ixp4xx/ diff --git a/drivers/soc/fujitsu/Kconfig b/drivers/soc/fujitsu/Kconfig new file mode 100644 index 000000000000..cbba0c939e62 --- /dev/null +++ b/drivers/soc/fujitsu/Kconfig @@ -0,0 +1,24 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# FUJITSU SoC drivers +# +menuconfig SOC_FUJITSU + bool "FUJITSU SoC drivers" + depends on ARCH_A64FX || COMPILE_TEST + +if SOC_FUJITSU + +config FUJITSU_HARDWARE_BARRIER + tristate "FUJITSU HPC Hardware Barrier Driver" + depends on ARM64_VHE || COMPILE_TEST + help + FUJITSU HPC Hardware Barrier Driver + + This driver offers hardware barrier functions for A64FX system + which realizes synchronization by PEs in the same CMG (L3 cache + domain) by using implementation defined registers. As control + registers can only be accessed from EL2 on reset, this driver + needs support of VHE. + When built as a module, this will be called as "fujitsu_hwb". + +endif # SOC_FUJITSU diff --git a/drivers/soc/fujitsu/Makefile b/drivers/soc/fujitsu/Makefile new file mode 100644 index 000000000000..1b8e4c947f7f --- /dev/null +++ b/drivers/soc/fujitsu/Makefile @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 +obj-$(CONFIG_FUJITSU_HARDWARE_BARRIER) += fujitsu_hwb.o -- 2.26.2
WARNING: multiple messages have this Message-ID (diff)
From: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com> To: <linux-arm-kernel@lists.infradead.org>, <soc@kernel.org> Cc: olof@lixom.net, catalin.marinas@arm.com, will@kernel.org, misono.tomohiro@jp.fujitsu.com, arnd@arndb.de Subject: [PATCH 10/10] soc: fujitsu: hwb: Add Kconfig/Makefile to build fujitsu_hwb driver Date: Fri, 8 Jan 2021 19:52:41 +0900 [thread overview] Message-ID: <20210108105241.1757799-11-misono.tomohiro@jp.fujitsu.com> (raw) Message-ID: <20210108105241.7RCFpQZ5XS96INRgtddsLw_jRZOMmGaKmUJK7WYJSbI@z> (raw) In-Reply-To: <20210108105241.1757799-1-misono.tomohiro@jp.fujitsu.com> This adds kconfig/Makefile to build fujitsu hardware barrier driver (fujitsu_hwb.ko when built as module). Note that this is the first time to add A64FX specific driver, this also adds A64FX entry in Kconfig.platforms of arm64 Kconfig. Also add MAINTAINERS entry for ARM/A64FX accordingly. Signed-off-by: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com> --- MAINTAINERS | 7 +++++++ arch/arm64/Kconfig.platforms | 5 +++++ drivers/soc/Kconfig | 1 + drivers/soc/Makefile | 1 + drivers/soc/fujitsu/Kconfig | 24 ++++++++++++++++++++++++ drivers/soc/fujitsu/Makefile | 2 ++ 6 files changed, 40 insertions(+) create mode 100644 drivers/soc/fujitsu/Kconfig create mode 100644 drivers/soc/fujitsu/Makefile diff --git a/MAINTAINERS b/MAINTAINERS index 6eff4f720c72..d57ec44ceaed 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1508,6 +1508,13 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git F: arch/arm/mach-*/ F: arch/arm/plat-*/ +ARM/A64FX SOC SUPPORT +M: Tomohiro Misono <misono.tomohiro@jp.fujitsu.com> +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +S: Maintained +F: drivers/soc/fujitsu/ +F: include/uapi/linux/fujitsu_hpc_ioctl.h + ARM/ACTIONS SEMI ARCHITECTURE M: Andreas Färber <afaerber@suse.de> M: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index 6eecdef538bd..41fb214adaff 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -1,6 +1,11 @@ # SPDX-License-Identifier: GPL-2.0-only menu "Platform selection" +config ARCH_A64FX + bool "Fujitsu A64FX Platforms" + help + This enables support for Fujitsu A64FX SoC family. + config ARCH_ACTIONS bool "Actions Semi Platforms" select OWL_TIMER diff --git a/drivers/soc/Kconfig b/drivers/soc/Kconfig index d097d070f579..7a52b5dc4c96 100644 --- a/drivers/soc/Kconfig +++ b/drivers/soc/Kconfig @@ -7,6 +7,7 @@ source "drivers/soc/aspeed/Kconfig" source "drivers/soc/atmel/Kconfig" source "drivers/soc/bcm/Kconfig" source "drivers/soc/fsl/Kconfig" +source "drivers/soc/fujitsu/Kconfig" source "drivers/soc/imx/Kconfig" source "drivers/soc/ixp4xx/Kconfig" source "drivers/soc/litex/Kconfig" diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile index 699b758d28e4..57c0dddc4d23 100644 --- a/drivers/soc/Makefile +++ b/drivers/soc/Makefile @@ -10,6 +10,7 @@ obj-y += bcm/ obj-$(CONFIG_ARCH_DOVE) += dove/ obj-$(CONFIG_MACH_DOVE) += dove/ obj-y += fsl/ +obj-y += fujitsu/ obj-$(CONFIG_ARCH_GEMINI) += gemini/ obj-y += imx/ obj-$(CONFIG_ARCH_IXP4XX) += ixp4xx/ diff --git a/drivers/soc/fujitsu/Kconfig b/drivers/soc/fujitsu/Kconfig new file mode 100644 index 000000000000..cbba0c939e62 --- /dev/null +++ b/drivers/soc/fujitsu/Kconfig @@ -0,0 +1,24 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# FUJITSU SoC drivers +# +menuconfig SOC_FUJITSU + bool "FUJITSU SoC drivers" + depends on ARCH_A64FX || COMPILE_TEST + +if SOC_FUJITSU + +config FUJITSU_HARDWARE_BARRIER + tristate "FUJITSU HPC Hardware Barrier Driver" + depends on ARM64_VHE || COMPILE_TEST + help + FUJITSU HPC Hardware Barrier Driver + + This driver offers hardware barrier functions for A64FX system + which realizes synchronization by PEs in the same CMG (L3 cache + domain) by using implementation defined registers. As control + registers can only be accessed from EL2 on reset, this driver + needs support of VHE. + When built as a module, this will be called as "fujitsu_hwb". + +endif # SOC_FUJITSU diff --git a/drivers/soc/fujitsu/Makefile b/drivers/soc/fujitsu/Makefile new file mode 100644 index 000000000000..1b8e4c947f7f --- /dev/null +++ b/drivers/soc/fujitsu/Makefile @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 +obj-$(CONFIG_FUJITSU_HARDWARE_BARRIER) += fujitsu_hwb.o -- 2.26.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-01-08 10:40 UTC|newest] Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-01-08 10:52 [RFC PATCH 00/10] Add Fujitsu A64FX soc entry/hardware barrier driver Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 10:52 ` [PATCH 01/10] soc: fujitsu: hwb: Add hardware barrier driver init/exit code Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 10:52 ` [PATCH 02/10] soc: fujtisu: hwb: Add open operation Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 10:52 ` [PATCH 03/10] soc: fujitsu: hwb: Add IOC_BB_ALLOC ioctl Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 13:22 ` Arnd Bergmann 2021-01-08 13:22 ` Arnd Bergmann 2021-01-12 11:02 ` misono.tomohiro 2021-01-12 11:02 ` misono.tomohiro 2021-01-12 12:34 ` Arnd Bergmann 2021-01-12 12:34 ` Arnd Bergmann 2021-01-08 10:52 ` [PATCH 04/10] soc: fujitsu: hwb: Add IOC_BW_ASSIGN ioctl Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 10:52 ` [PATCH 05/10] soc: fujitsu: hwb: Add IOC_BW_UNASSIGN ioctl Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 10:52 ` [PATCH 06/10] soc: fujitsu: hwb: Add IOC_BB_FREE ioctl Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 10:52 ` [PATCH 07/10] soc: fujitsu: hwb: Add IOC_GET_PE_INFO ioctl Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 10:52 ` [PATCH 08/10] soc: fujitsu: hwb: Add release operation Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 13:25 ` Arnd Bergmann 2021-01-08 13:25 ` Arnd Bergmann 2021-01-12 10:38 ` misono.tomohiro 2021-01-12 10:38 ` misono.tomohiro 2021-01-08 10:52 ` [PATCH 09/10] soc: fujitsu: hwb: Add sysfs entry Misono Tomohiro 2021-01-08 10:52 ` Misono Tomohiro 2021-01-08 13:27 ` Arnd Bergmann 2021-01-08 13:27 ` Arnd Bergmann 2021-01-12 10:40 ` misono.tomohiro 2021-01-12 10:40 ` misono.tomohiro 2021-01-08 10:52 ` Misono Tomohiro [this message] 2021-01-08 10:52 ` [PATCH 10/10] soc: fujitsu: hwb: Add Kconfig/Makefile to build fujitsu_hwb driver Misono Tomohiro 2021-01-08 12:54 ` [RFC PATCH 00/10] Add Fujitsu A64FX soc entry/hardware barrier driver Mark Rutland 2021-01-08 12:54 ` Mark Rutland 2021-01-08 14:23 ` Arnd Bergmann 2021-01-08 14:23 ` Arnd Bergmann 2021-01-08 15:51 ` Mark Rutland 2021-01-08 15:51 ` Mark Rutland 2021-01-12 10:24 ` misono.tomohiro 2021-01-12 10:24 ` misono.tomohiro 2021-01-12 14:22 ` Arnd Bergmann 2021-01-12 14:22 ` Arnd Bergmann 2021-01-15 11:10 ` misono.tomohiro 2021-01-15 11:10 ` misono.tomohiro 2021-01-15 12:24 ` Arnd Bergmann 2021-01-15 12:24 ` Arnd Bergmann 2021-01-19 5:30 ` misono.tomohiro 2021-01-19 5:30 ` misono.tomohiro 2021-02-18 9:49 ` misono.tomohiro 2021-02-18 9:49 ` misono.tomohiro 2021-03-01 7:53 ` misono.tomohiro 2021-03-01 7:53 ` misono.tomohiro 2021-03-02 11:06 ` Arnd Bergmann 2021-03-02 11:06 ` Arnd Bergmann 2021-03-03 11:20 ` misono.tomohiro 2021-03-03 11:20 ` misono.tomohiro 2021-03-03 13:33 ` Arnd Bergmann 2021-03-03 13:33 ` Arnd Bergmann 2021-03-04 7:03 ` misono.tomohiro 2021-03-04 7:03 ` misono.tomohiro 2021-01-12 10:32 ` misono.tomohiro 2021-01-12 10:32 ` misono.tomohiro -- strict thread matches above, loose matches on Subject: below -- 2021-01-08 10:32 Misono Tomohiro 2021-01-08 10:32 ` [PATCH 10/10] soc: fujitsu: hwb: Add Kconfig/Makefile to build fujitsu_hwb driver Misono Tomohiro 2021-01-08 10:32 ` Misono Tomohiro
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