From eb96b740192b2a09720aaed8a8c132e6a29d5bdb Mon Sep 17 00:00:00 2001 From: Nipun Gupta Date: Mon, 13 Mar 2023 18:56:33 +0530 Subject: cdx: add MCDI protocol interface for firmware interaction The MCDI (Management CPU Driver Interface) is used as a protocol to communicate with the RPU firmware. It has pre-defined set of messages for different message exchanges between APU and RPU. Signed-off-by: Puneet Gupta Signed-off-by: Nipun Gupta Signed-off-by: Tarak Reddy Reviewed-by: Pieter Jansen van Vuuren Tested-by: Nikhil Agarwal Link: https://lore.kernel.org/r/20230313132636.31850-5-nipun.gupta@amd.com Signed-off-by: Greg Kroah-Hartman --- drivers/cdx/Kconfig | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/cdx/Kconfig') diff --git a/drivers/cdx/Kconfig b/drivers/cdx/Kconfig index 1aaee0ec5bd9..a08958485e31 100644 --- a/drivers/cdx/Kconfig +++ b/drivers/cdx/Kconfig @@ -15,3 +15,5 @@ config CDX_BUS of CDX devices. CDX devices are memory mapped on system bus for embedded CPUs. CDX bus uses CDX controller and firmware to scan these CDX devices. + +source "drivers/cdx/controller/Kconfig" -- cgit v1.2.3