]> git.baikalelectronics.ru Git - kernel.git/commit
dmaengine: omap-dma: cleanup errata 3.3 handling
authorRussell King <rmk+kernel@arm.linux.org.uk>
Wed, 6 Nov 2013 19:26:45 +0000 (19:26 +0000)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Thu, 3 Apr 2014 23:30:28 +0000 (00:30 +0100)
commit23aa82da9c330f1034be295e9e0e2f5ceb112c9c
tree5330c6978b5d8b17f3dcc45b2e2b840874d6d213
parent6b1b2d128feabba7cb5b7ccff98218ba77596c91
dmaengine: omap-dma: cleanup errata 3.3 handling

Provide a function to read the CSAC/CDAC register, working around the
OMAP 3.2/3.3 erratum (which requires two reads of the register if the
first returned zero.

Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
drivers/dma/omap-dma.c