dma: timb-dma: Update comment and fix compiler warning

An incremental patch which clarifies what the spinlock is used for
and fixes a compiler warning.

Signed-off-by: Richard Röjfors <richard.rojfors@pelagicore.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Richard Röjfors 2010-03-26 08:23:58 +01:00 • committed by Dan Williams
commit 0f65169b1b