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authorMark Brown <broonie@kernel.org>2015-04-15 19:18:39 +0100
committerWolfram Sang <wsa@the-dreams.de>2015-04-15 21:02:07 +0200
commitc1c21f4e60ed4523292f1a89ff45a208bddd3849 (patch)
tree0aab70f8096b81658d799dff7fe441cd58a1b62f /drivers/i2c
parentc7f94520e988c9313c09e2768874c99d3b062dcc (diff)
downloadlinux-c1c21f4e60ed4523292f1a89ff45a208bddd3849.tar.gz
i2c: core: Export bus recovery functions
Current -next fails to link an ARM allmodconfig because drivers that use
the core recovery functions can be built as modules but those functions
are not exported:

ERROR: "i2c_generic_gpio_recovery" [drivers/i2c/busses/i2c-davinci.ko] undefined!
ERROR: "i2c_generic_scl_recovery" [drivers/i2c/busses/i2c-davinci.ko] undefined!
ERROR: "i2c_recover_bus" [drivers/i2c/busses/i2c-davinci.ko] undefined!

Add exports to fix this.

Fixes: 5f9296ba21b3c (i2c: Add bus recovery infrastructure)
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/i2c-core.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 1672e6b12774..098f698fe8f4 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -596,6 +596,7 @@ int i2c_generic_scl_recovery(struct i2c_adapter *adap)
 	adap->bus_recovery_info->set_scl(adap, 1);
 	return i2c_generic_recovery(adap);
 }
+EXPORT_SYMBOL_GPL(i2c_generic_scl_recovery);
 
 int i2c_generic_gpio_recovery(struct i2c_adapter *adap)
 {
@@ -610,6 +611,7 @@ int i2c_generic_gpio_recovery(struct i2c_adapter *adap)
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(i2c_generic_gpio_recovery);
 
 int i2c_recover_bus(struct i2c_adapter *adap)
 {
@@ -619,6 +621,7 @@ int i2c_recover_bus(struct i2c_adapter *adap)
 	dev_dbg(&adap->dev, "Trying i2c bus recovery\n");
 	return adap->bus_recovery_info->recover_bus(adap);
 }
+EXPORT_SYMBOL_GPL(i2c_recover_bus);
 
 static int i2c_device_probe(struct device *dev)
 {