diff options
| author | Matthias Brugger <matthias.bgg@gmail.com> | 2014-07-18 13:36:39 +0400 |
|---|---|---|
| committer | Daniel Lezcano <daniel.lezcano@linaro.org> | 2014-07-23 14:02:30 +0400 |
| commit | efd342fb0031a17758571dce42e3f373d94e2fec (patch) | |
| tree | 914578b4b0944ae5ca884e18ffe13cd223dccb14 /lib | |
| parent | 7e1391876c8f95df9241deb78fa98e799e7bb05e (diff) | |
| download | linux-efd342fb0031a17758571dce42e3f373d94e2fec.tar.xz | |
of: Provide a function to request and map memory
A call to of_iomap does not request the memory region. This patch adds the
function of_io_request_and_map which requests the memory region before
mapping it.
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Suggested-by: Rob Herring <robh@kernel.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/devres.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/lib/devres.c b/lib/devres.c index f562bf6ff71d..bb632484a860 100644 --- a/lib/devres.c +++ b/lib/devres.c @@ -86,8 +86,6 @@ void devm_iounmap(struct device *dev, void __iomem *addr) } EXPORT_SYMBOL(devm_iounmap); -#define IOMEM_ERR_PTR(err) (__force void __iomem *)ERR_PTR(err) - /** * devm_ioremap_resource() - check, request region, and ioremap resource * @dev: generic device to handle the resource for |