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Diffstat (limited to 'drivers/misc/cxl/Kconfig')
| -rw-r--r-- | drivers/misc/cxl/Kconfig | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/misc/cxl/Kconfig b/drivers/misc/cxl/Kconfig new file mode 100644 index 000000000..5efc4151b --- /dev/null +++ b/drivers/misc/cxl/Kconfig @@ -0,0 +1,26 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# IBM Coherent Accelerator (CXL) compatible devices +# + +config CXL_BASE + bool + select PPC_COPRO_BASE + select PPC_64S_HASH_MMU + +config CXL + tristate "Support for IBM Coherent Accelerators (CXL)" + depends on PPC_POWERNV && PCI_MSI && EEH + 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. |