Re: [PATCH v6 06/29] fpga: add device feature list support
From: Randy Dunlap <rdunlap@infradead.org>
Date: 2018-06-12 15:27:28
Also in:
linux-fpga, lkml
Hi, On 06/12/2018 03:10 AM, Wu Hao wrote:
quoted hunk ↗ jump to hunk
diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig index ee9c542..4052532 100644 --- a/drivers/fpga/Kconfig +++ b/drivers/fpga/Kconfig@@ -130,4 +130,20 @@ config OF_FPGA_REGION Support for loading FPGA images by applying a Device Tree overlay. +config FPGA_DFL + tristate "FPGA Device Feature List (DFL) support" + select FPGA_BRIDGE + select FPGA_REGION + help + Device Feature List (DFL) defines a feature list structure that + creates a link list of feature headers within the MMIO space
a linked list
+ to provide an extensible way of adding features for FPGA. + Driver can walk through the feature headers to enumerate feature + devices (e.g FPGA Management Engine, Port and Accelerator
(e.g.
+ Function Unit) and their private features for target FPGA devices. + + Select this option to enable common support for Field-Programmable + Gate Array (FPGA) solutions which implement Device Feature List. + It provides enumeration APIs, and feature device infrastructure.
^no comma
+ endif # FPGA
-- ~Randy