usb: dwc3: Use FIELD_MODIFY()

Use FIELD_MODIFY() to remove open-coded bit manipulation.
No functional change intended.

Signed-off-by: Hans Zhang <18255117159@163.com>
Link: https://patch.msgid.link/20260430163919.47372-2-18255117159@163.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Hans Zhang 2026-05-01 00:39:14 +08:00 • committed by Greg Kroah-Hartman
commit 6dea5fcffb