On 03/18/2015 02:11 PM, Stanislaw Gruszka wrote:
> On Tue, Mar 17, 2015 at 09:34:14AM +0100, Sebastian Andrzej Siewior wrote:
>> I have no idea what AutoRun mode is (it seems that the stick already
>> has a firmware and is happy with it) and I have no clue why the firmware
>> decides to lie about it. I looked at the vendor driver I found at github
>> (which seems to be from 2012-10-22, DPO_RT5572_LinuxSTA_2.6.1.3) and
>> well, I look again if someone says it is worth looking… They seem to do
>> some kind "firmware is comming" magic which might be already done in the
>> current driver at a different spot but I think the main question is why
>> request is answered wrong. I *think* the vendor driver sends the
>> USB_MODE_AUTORUN request only once but it is hard to tell…
>
> Does the below patch solve the issue ?
So you kill the please-load-the-firware bit and avoid further questions
regarding its state. Yes, it helps as in my test-case is now running
for ~15h. I see the "NIC in AutoRun mode" just once. Thanks.
I am still curious why it answers wrong but lets hope the first answer
is correct :)
>
> diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
> index 9a2f44a..3a6cae8 100644
> --- a/drivers/net/wireless/rt2x00/rt2800usb.c
> +++ b/drivers/net/wireless/rt2x00/rt2800usb.c
> @@ -293,6 +293,7 @@ static int rt2800usb_write_firmware(struct rt2x00_dev *rt2x00dev,
> if (retval) {
> rt2x00_info(rt2x00dev,
> "Firmware loading not required - NIC in AutoRun mode\n");
> + __clear_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags);
> } else {
> rt2x00usb_register_multiwrite(rt2x00dev, FIRMWARE_IMAGE_BASE,
> data + offset, length);
>
Sebastian
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