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Re: [PATCH 2/2] ath9k_htc: Fix suspend/resume

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Luis R. Rodriguez wrote:
> That's the thing, the device was powered up, lifted from idle, but we
                    ^^^^^^^^^^^^^^^^^^^^^^^^^
Not according to mac80211 - start() wasn't issued, config() with ~CONF_IDLE
wasn't issued.

This is the issue in ath9k_htc:

* modprobe ath9k_htc
* pm-suspend
---
* resume

In this case, as I said above, neither start() nor CONF_IDLE have been notified
to the driver by mac80211, since the interface was never brought up.

But ath9k_htc powers up the device while initialization, immediately when the driver
is loaded, not waiting for start() or ~CONF_IDLE. And since the driver maintains
internal state with respect to the radio's power status, I think it is up to the
driver to clean it properly ...

Sujith
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