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tty: cyclades: cyz_interrupt is only used for PCI

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When CONFIG_PCI is not set, enabling CONFIG_CYZ_INTR has no
practical effect other than generating a warning about an
unused function:

drivers/tty/cyclades.c:1184:20: warning: 'cyz_interrupt' defined but not used [-Wunused-function]
 static irqreturn_t cyz_interrupt(int irq, void *dev_id)

This adds a dependency to avoid that warning.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Arnd Bergmann 2016-01-25 22:54:57 +01:00 committed by Greg Kroah-Hartman
parent a4f642a8a3
commit 05ead49691
1 changed files with 1 additions and 1 deletions
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drivers/tty/Kconfig
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@ -226,7 +226,7 @@ config CYCLADES
config CYZ_INTR
bool "Cyclades-Z interrupt mode operation"
depends on CYCLADES
depends on CYCLADES && PCI
help
The Cyclades-Z family of multiport cards allows 2 (two) driver op
modes: polling and interrupt. In polling mode, the driver will check