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/freebsd-11-stable/sys/dev/usb/controller/ | ||
H A D | saf1761_otg.c | diff 275467 Wed Dec 03 19:54:41 MST 2014 hselasky Workaround for possible bug in the SAF1761 chip. Wait 125us before re-using a hardware propritary transfer descriptor, PTD, in USB host mode. If the PTD's are recycled too quickly, it has been observed that the hardware simply fails to schedule the requested job or resets completely disconnecting all devices. |
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