From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] iio: ak8975: fix AK09911 dependencies
Date: Wed, 28 Jan 2015 14:58:44 +0100 [thread overview]
Message-ID: <7968545.0Cq9DcaG85@wuerfel> (raw)
ak8975 depends on I2C and GPIOLIB, so any symbols that selects
ak8975 must have the same dependency, or we get build errors:
drivers/iio/magnetometer/ak8975.c: In function 'ak8975_who_i_am':
drivers/iio/magnetometer/ak8975.c:393:2: error: implicit declaration of function 'i2c_smbus_read_i2c_block_data' [-Werror=implicit-function-declaration]
ret = i2c_smbus_read_i2c_block_data(client, AK09912_REG_WIA1,
^
drivers/iio/magnetometer/ak8975.c: In function 'ak8975_set_mode':
drivers/iio/magnetometer/ak8975.c:431:2: error: implicit declaration of function 'i2c_smbus_write_byte_data' [-Werror=implicit-function-declaration]
ret = i2c_smbus_write_byte_data(data->client,
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: 57e73a423b1e85 ("iio: ak8975: add ak09911 and ak09912 support")
---
I found this recent regression doing ARM randconfig builds, please apply
diff --git a/drivers/iio/magnetometer/Kconfig b/drivers/iio/magnetometer/Kconfig
index 4c7a4c52dd06..a5d6de72c523 100644
--- a/drivers/iio/magnetometer/Kconfig
+++ b/drivers/iio/magnetometer/Kconfig
@@ -18,6 +18,8 @@ config AK8975
config AK09911
tristate "Asahi Kasei AK09911 3-axis Compass"
+ depends on I2C
+ depends on GPIOLIB
select AK8975
help
Deprecated: AK09911 is now supported by AK8975 driver.
next reply other threads:[~2015-01-28 13:58 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-28 13:58 Arnd Bergmann [this message]
2015-02-04 17:32 ` [PATCH] iio: ak8975: fix AK09911 dependencies Jonathan Cameron
2015-02-28 11:34 ` Jonathan Cameron
2015-03-09 10:27 ` Geert Uytterhoeven
2015-03-09 10:50 ` Jonathan Cameron
2015-03-09 20:05 ` Arnd Bergmann
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