Universal Serial Bug - a tale of spontaneous modem resets
- Track: FOSS on Mobile Devices devroom
- Room: H.1309 (Van Rijn)
- Day: Saturday
- Start: 12:30
- End: 13:10
- Video only: h1309
- Chat: Join the conversation!
Case-study on how we (re)discovered and worked around a bug in USB 2.0 specification that leads to race conditions when resuming from USB suspend, which affected the cellular modem module used in the Librem 5 phone.
Speakers
Sebastian Krzyszkowiak |