On Mon, Apr 22, 2013 at 12:39:23PM +0530, Girish K S wrote: > From: Girish K S <[email protected]> > > The 64xx spi driver supports partial polling mode. > Only the last chunk of the transfer length is transferred > or recieved in polling mode.
This appears to have a very noticable negative impact on SPI performance on my S3C6410 based system. Not delved into it to test why but are you sure it's not mistakenly selecting polling?
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