[FS#176] Disapearing radios for ath9k introduced between August 31 and September 4th

[LEDE Bugs]

The following task has a new comment added:

FS#176 - Disapearing radios for ath9k introduced between August 31 and September 4th
User who did this - João Chainho (joaochainho)

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Hi,

I don't know if it's helpful, but I'm having similar problems with a WNDR3800 running recent builds (r1491, r1516, r1616).
I have to restart the interface to get it working again.
ath: phy1: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000062c0
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=176#comment473