Messages in this thread | | | Date | Mon, 8 Feb 2016 14:35:46 -0800 | From | Stephen Boyd <> | Subject | Re: [PATCH 1/2] devm: add helper devm_add_action_or_reset() |
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On 12/23, Sudip Mukherjee wrote: > Add a helper function devm_add_action_or_reset() which will internally > call devm_add_action(). But if devm_add_action() fails then it will > execute the action mentioned and return the error code. > > Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> > ---
Greg, can I get your ack here to take this through clk-tree?
> > Next patch of the series will use this helper. And from a first glance > more use of this helper will be there. > > include/linux/device.h | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/include/linux/device.h b/include/linux/device.h > index f627ba2..f2455d0 100644 > --- a/include/linux/device.h > +++ b/include/linux/device.h > @@ -682,6 +682,18 @@ void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res); > int devm_add_action(struct device *dev, void (*action)(void *), void *data); > void devm_remove_action(struct device *dev, void (*action)(void *), void *data); > > +static inline int devm_add_action_or_reset(struct device *dev, > + void (*action)(void *), void *data) > +{ > + int ret; > + > + ret = devm_add_action(dev, action, data); > + if (ret) > + action(data); > + > + return ret; > +} > + > struct device_dma_parameters { > /* > * a low level driver may set these to teach IOMMU code about
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