From: Loic Poulain <loic.poulain@linaro.org>
Date: Thu, 25 Nov 2021 17:16:14 +0000 (+0100)
Subject: lib/circbuf: Make circbuf selectable symbol
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=334a9b9d6aff4f0efa5eef16b8a9e204c7a6c906;p=u-boot.git

lib/circbuf: Make circbuf selectable symbol

It is currenly only used from usbtty driver but make it properly
selectable via Kconfig symbol, for future usage.

Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
---

diff --git a/lib/Kconfig b/lib/Kconfig
index 38051ccdd3..52d4b27ae5 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -299,6 +299,9 @@ config TRACE_EARLY_ADDR
 	  the size is too small then the message which says the amount of early
 	  data being coped will the the same as the
 
+config CIRCBUF
+	bool "Enable circular buffer support"
+
 source lib/dhry/Kconfig
 
 menu "Security support"
diff --git a/lib/Makefile b/lib/Makefile
index 7950e847a9..f2238922bb 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -29,7 +29,13 @@ ifneq ($(CONFIG_CHARSET),)
 obj-y += charset.o
 endif
 endif
-obj-$(CONFIG_USB_TTY) += circbuf.o
+
+ifdef CONFIG_USB_TTY
+obj-y += circbuf.o
+else
+obj-$(CONFIG_CIRCBUF) += circbuf.o
+endif
+
 obj-y += crc8.o
 obj-y += crc16.o
 obj-$(CONFIG_ERRNO_STR) += errno_str.o