tree 68379790587eef10926d029ffce74b763175b10c
parent 234f2df56f5b05756c444edc9879145deddf69f4
author Guennadi Liakhovetski <g.liakhovetski@gmx.de> 1237997604 -0700
committer Dan Williams <dan.j.williams@intel.com> 1237997604 -0700

dma: i.MX31 IPU DMA robustness improvements

Add DMA error handling to the ISR, move common code fragments to functions, fix
scatter-gather element queuing in the ISR, survive channel freeing and
re-allocation in a quick succession.

Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>