Messages in this thread Patch in this message | | | From | Michael Neuling <> | Subject | [PATCH v4 15/16] cxl: Add driver to Kbuild and Makefiles | Date | Wed, 8 Oct 2014 19:55:04 +1100 |
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From: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Ian Munsie <imunsie@au1.ibm.com> Signed-off-by: Michael Neuling <mikey@neuling.org> --- drivers/misc/cxl/Kconfig | 17 +++++++++++++++++ drivers/misc/cxl/Makefile | 2 ++ 2 files changed, 19 insertions(+)
diff --git a/drivers/misc/cxl/Kconfig b/drivers/misc/cxl/Kconfig index 5cdd319..a990b39 100644 --- a/drivers/misc/cxl/Kconfig +++ b/drivers/misc/cxl/Kconfig @@ -6,3 +6,20 @@ config CXL_BASE bool default n select PPC_COPRO_BASE + +config CXL + tristate "Support for IBM Coherent Accelerators (CXL)" + depends on PPC_POWERNV && PCI_MSI + select CXL_BASE + default m + help + Select this option to enable driver support for IBM Coherent + Accelerators (CXL). CXL is otherwise known as Coherent Accelerator + Processor Interface (CAPI). CAPI allows accelerators in FPGAs to be + coherently attached to a CPU via an MMU. This driver enables + userspace programs to access these accelerators via /dev/cxl/afuM.N + devices. + + CAPI adapters are found in POWER8 based systems. + + If unsure, say N. diff --git a/drivers/misc/cxl/Makefile b/drivers/misc/cxl/Makefile index e30ad0a..165e98f 100644 --- a/drivers/misc/cxl/Makefile +++ b/drivers/misc/cxl/Makefile @@ -1 +1,3 @@ +cxl-y += main.o file.o irq.o fault.o native.o context.o sysfs.o debugfs.o pci.o +obj-$(CONFIG_CXL) += cxl.o obj-$(CONFIG_CXL_BASE) += base.o -- 1.9.1
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