[PATCH v8 0/2] sDMA descriptor autoloading feature
Chris Ball
cjb at laptop.org
Fri Aug 27 15:39:10 EDT 2010
Hi Venkatraman,
On Thu, Apr 29, 2010 at 11:04:34PM +0530, Venkatraman S wrote:
> This patch series is the introduction of new sDMA feature: descriptor
> autoloading (v8) and it's adoption by the OMAP HSMMC driver.
>
> The previous version (v7) was blocked on achieving proper interrupt
> syncronisation
> between the MMC and DMA callback in the HSMMC driver.
> Thanks to Adrian Hunter's patch, https://patchwork.kernel.org/patch/94670/
> this has been cleaned up.
>
> Current version is based on for-next branch + Adrian Hunter's
> interrupt syncronisation patch
> (https://patchwork.kernel.org/patch/94670)
>
> Changes since v7:
> * Removed the 'fix race condition between DMA and HSMMC callback'
> part of the series
> * Added memory barries in start and resume sglist transfer for cpu
> buffer syncronization
> * Cleanup and comments
>
> This has been tested on OMAP3430, OMAP3630 and OMAP4430 SDP
> for MMC file transfer and as boot file system.
The comments on this patchset were positive apart from some stylistic
changes -- would you like to resubmit a new patch?
Thanks,
--
Chris Ball <cjb at laptop.org> <http://printf.net/>
One Laptop Per Child
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