Juha Yrjola 320ce6f6fb ARM: OMAP: Fix race in OMAP2/3 DMA IRQ handling
CSR must be cleared before invoking the callback.

If the callback function starts a new, fast DMA transfer on the same
channel, the completion status might lost if CSR is cleared after
the callback invocation.

Signed-off-by: Juha Yrjola <juha.yrjola@solidboot.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2009-01-29 08:57:12 -08:00
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