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soundwire: depend on ACPI

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The device cannot be probed on !ACPI and gives this warning:

drivers/soundwire/slave.c:16:12: warning: ‘sdw_slave_add’ defined but
not used [-Wunused-function]
 static int sdw_slave_add(struct sdw_bus *bus,
            ^~~~~~~~~~~~~

Cc: stable@vger.kernel.org
Fixes: 7c3cd189b8 ("soundwire: Add Master registration")
Signed-off-by: Michal Suchanek <msuchanek@suse.de>
Link: https://lore.kernel.org/r/bd685232ea511251eeb9554172f1524eabf9a46e.1570097621.git.msuchanek@suse.de
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Michal Suchanek 2019-10-03 12:13:54 +02:00 committed by Vinod Koul
parent 54ecb8f702
commit 52eb063d15
1 changed files with 1 additions and 0 deletions
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1
drivers/soundwire/Kconfig
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@ -5,6 +5,7 @@
menuconfig SOUNDWIRE
tristate "SoundWire support"
depends on ACPI
help
SoundWire is a 2-Pin interface with data and clock line ratified
by the MIPI Alliance. SoundWire is used for transporting data