tree affa045afd429e807ea61778fb1e1aa05bd5f991
parent 6ff33f3902c3b1c5d0db6b1e2c70b6d76fba357f
author Andy Shevchenko <andriy.shevchenko@linux.intel.com> 1443455824 +0300
committer Vinod Koul <vinod.koul@intel.com> 1443600789 +0530

dmaengine: dw: convert to __ffs()

We replace __fls() by __ffs() since we have to find a *minimum* data width that
satisfies both source and destination.

While here, rename dwc_fast_fls() to dwc_fast_ffs() which it really is.

Fixes: 4c2d56c574db (dw_dmac: introduce dwc_fast_fls())
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>