lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 28 Jan 2013 21:34:25 +0200 From: Andy Shevchenko <andy.shevchenko@...il.com> To: Matt Porter <mporter@...com> Cc: Tony Lindgren <tony@...mide.com>, Sekhar Nori <nsekhar@...com>, Grant Likely <grant.likely@...retlab.ca>, Mark Brown <broonie@...nsource.wolfsonmicro.com>, Benoit Cousson <b-cousson@...com>, Russell King <linux@....linux.org.uk>, Vinod Koul <vinod.koul@...el.com>, Rob Landley <rob@...dley.net>, Chris Ball <cjb@...top.org>, Devicetree Discuss <devicetree-discuss@...ts.ozlabs.org>, Linux OMAP List <linux-omap@...r.kernel.org>, Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>, Linux DaVinci Kernel List <davinci-linux-open-source@...ux.davincidsp.com>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Linux Documentation List <linux-doc@...r.kernel.org>, Linux MMC List <linux-mmc@...r.kernel.org>, Linux SPI Devel List <spi-devel-general@...ts.sourceforge.net>, Arnd Bergmann <arnd@...db.de>, Dan Williams <djbw@...com>, Rob Herring <rob.herring@...xeda.com> Subject: Re: [PATCH v5 07/14] dmaengine: add dma_request_slave_channel_compat() On Tue, Jan 15, 2013 at 10:32 PM, Matt Porter <mporter@...com> wrote: > Adds a dma_request_slave_channel_compat() wrapper which accepts > both the arguments from dma_request_channel() and > dma_request_slave_channel(). Based on whether the driver is > instantiated via DT, the appropriate channel request call will be > made. > > This allows for a much cleaner migration of drivers to the > dmaengine DT API as platforms continue to be mixed between those > that boot using DT and those that do not. Does it mean the introduced function is kinda temporary? > > Suggested-by: Tony Lindgren <tony@...mide.com> > Signed-off-by: Matt Porter <mporter@...com> > Acked-by: Tony Lindgren <tony@...mide.com> > --- > include/linux/dmaengine.h | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h > index 9fd0c5b..64f9f69 100644 > --- a/include/linux/dmaengine.h > +++ b/include/linux/dmaengine.h > @@ -1047,6 +1047,16 @@ void dma_run_dependencies(struct dma_async_tx_descriptor *tx); > struct dma_chan *dma_find_channel(enum dma_transaction_type tx_type); > struct dma_chan *net_dma_find_channel(void); > #define dma_request_channel(mask, x, y) __dma_request_channel(&(mask), x, y) > +static inline struct dma_chan > +*dma_request_slave_channel_compat(dma_cap_mask_t mask, dma_filter_fn fn, > + void *fn_param, struct device *dev, > + char *name) > +{ > + if (dev->of_node) > + return dma_request_slave_channel(dev, name); > + else > + return dma_request_channel(mask, fn, fn_param); > +} > > /* --- Helper iov-locking functions --- */ > > -- > 1.7.9.5 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- With Best Regards, Andy Shevchenko -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists