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daveriesz / ax99100

ASIX AX99100 PCIe Serial Interface Driver
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Add 'set_ldisc' slot for PPS line discipline #3

Closed jnperlin closed 2 years ago

jnperlin commented 2 years ago

Entering the PPS line discipline mode must enable the modem state change interrupts. Interrupt-driven time stamping of changes to the DCD signal simply does not work otherwise.