Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

From: Russell King - ARM Linux
Date: Mon Aug 04 2014 - 12:48:34 EST


On Thu, Jun 19, 2014 at 06:37:56PM +0200, Arend van Spriel wrote:
> On 19-06-14 18:28, Fu, Zhonghui wrote:
>> I have tried brcmfmac driver with "CONFIG_PM_RUNTIME is not set", and scanning and connecting always succeeded. This means that CONFIG_PM_RUNTIME should not be set if we use SDIO WiFi device driven by brcmfmac driver, right?
>
> Depends which kernel you are using. In 3.16-rc1 the sdio interrupt issue
> has been fixed so you should be fine to use CONFIG_PM_RUNTIME. Here is
> the commit

I have to say that scanning with the 4329 device seems utterly useless,
whereas 4330 works fine. Apart from the broadcom chip, the rest of the
hardware is identical.

--
FTTC broadband for 0.8mile line: currently at 9.5Mbps down 400kbps up
according to speedtest.net.
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