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由 Felipe Balbi 提交于
__ffs() can tell us which is the SEGMENT_SHIFT value to be used. This will prevent problems when users are too fast and don't pay attention to the need of fixing the Shift after changing TRBS_PER_SEGMENT. Signed-off-by: NFelipe Balbi <balbi@ti.com> Signed-off-by: NSarah Sharp <sarah.a.sharp@linux.intel.com>
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