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Diffstat (limited to 'drivers/misc/ocxl/Kconfig')
| -rw-r--r-- | drivers/misc/ocxl/Kconfig | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/misc/ocxl/Kconfig b/drivers/misc/ocxl/Kconfig new file mode 100644 index 000000000..c9b0a27ca --- /dev/null +++ b/drivers/misc/ocxl/Kconfig @@ -0,0 +1,31 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# Open Coherent Accelerator (OCXL) compatible devices +# + +config OCXL_BASE + bool + select PPC_COPRO_BASE + +config OCXL + tristate "OpenCAPI coherent accelerator support" + depends on HOTPLUG_PCI_POWERNV + select OCXL_BASE + default m + help + Select this option to enable the ocxl driver for Open + Coherent Accelerator Processor Interface (OpenCAPI) devices. + + OpenCAPI allows FPGA and ASIC accelerators to be coherently + attached to a CPU over an OpenCAPI link. + + The ocxl driver enables userspace programs to access these + accelerators through devices in /dev/ocxl/. + + For more information, see https://opencapi.org. + + This is not to be confused with the support for IBM CAPI + accelerators (CONFIG_CXL), which are PCI-based instead of a + dedicated OpenCAPI link, and don't follow the same protocol. + + If unsure, say N. |