usb: common: add function to get interval expressed in us unit

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Add a new function to convert bInterval into the time expressed
in 1us unit.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/25c8a09b055f716c1e5bf11fea72c3418f844482.1615170625.git.chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Chunfeng Yun 2021-03-08 10:52:05 +08:00 • committed by Greg Kroah-Hartman

parent 14295a1500

commit fb95c7cf56

4 changed files with 52 additions and 48 deletions

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include/linux/usb/ch9.h

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