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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-12-01 14:36:26 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-12-08 16:02:51 +1100
commit7fb19ea054a0cdf1a4d935e68d51bde4d3725414 (patch)
treeec4882255440c93c8104e59efaceffae98f379d3 /arch/powerpc
parente15a113700324f7fdcee95589875daed2b98a2fe (diff)
downloadop-kernel-dev-7fb19ea054a0cdf1a4d935e68d51bde4d3725414.zip
op-kernel-dev-7fb19ea054a0cdf1a4d935e68d51bde4d3725414.tar.gz
powerpc/macio: Add devres support to macio_device
This adds some basic devres support. When enabled via macio_enable_devres() resources requested by drivers will be automatically released. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/include/asm/macio.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/macio.h b/arch/powerpc/include/asm/macio.h
index 079c06e..2b7b392 100644
--- a/arch/powerpc/include/asm/macio.h
+++ b/arch/powerpc/include/asm/macio.h
@@ -78,6 +78,8 @@ static inline unsigned long macio_resource_len(struct macio_dev *dev, int resour
return res->end - res->start + 1;
}
+extern int macio_enable_devres(struct macio_dev *dev);
+
extern int macio_request_resource(struct macio_dev *dev, int resource_no, const char *name);
extern void macio_release_resource(struct macio_dev *dev, int resource_no);
extern int macio_request_resources(struct macio_dev *dev, const char *name);
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