linux-kernel - [PATCH 6/7] misdn: dsp: select CONFIG

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Message-Id: <20210103213645.1994783-6-arnd@kernel.org>
Date:   Sun,  3 Jan 2021 22:36:22 +0100
From:   Arnd Bergmann <arnd@...nel.org>
To:     Karsten Keil <isdn@...ux-pingi.de>
Cc:     Arnd Bergmann <arnd@...db.de>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 6/7] misdn: dsp: select CONFIG_BITREVERSE

From: Arnd Bergmann <arnd@...db.de>

Without this, we run into a link error

arm-linux-gnueabi-ld: drivers/isdn/mISDN/dsp_audio.o: in function `dsp_audio_generate_law_tables':
(.text+0x30c): undefined reference to `byte_rev_table'
arm-linux-gnueabi-ld: drivers/isdn/mISDN/dsp_audio.o:(.text+0x5e4): more undefined references to `byte_rev_table' follow

Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 drivers/isdn/mISDN/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/isdn/mISDN/Kconfig b/drivers/isdn/mISDN/Kconfig
index 26cf0ac9c4ad..c9a53c222472 100644
--- a/drivers/isdn/mISDN/Kconfig
+++ b/drivers/isdn/mISDN/Kconfig
@@ -13,6 +13,7 @@ if MISDN != n
 config MISDN_DSP
 	tristate "Digital Audio Processing of transparent data"
 	depends on MISDN
+	select BITREVERSE
 	help
 	  Enable support for digital audio processing capability.
 
-- 
2.29.2