[PATCH 1/3] ath10k: Add debugging for tx-credits usage.

Ben Greear greearb at candelatech.com
Mon Mar 24 12:50:01 EDT 2014


On 03/24/2014 04:21 AM, Michal Kazior wrote:
> On 24 March 2014 12:12, Kalle Valo <kvalo at qca.qualcomm.com> wrote:

>>> -     status = ath10k_htc_send(htc, ATH10K_HTC_EP_0, skb);
>>> +     status = ath10k_htc_send(htc, ATH10K_HTC_EP_0, skb, __LINE__);
>>
>> Using line numbers in debug messages is very cumbersome. Some people
>> cherry pick patches, have their own changes and whatnot which will make
>> it more difficult to read the debug logs. Isn't there any better way to
>> do this?
> 
> I would prefer to explicitly wait for tx credit replenishment in
> ath10k_wmi_cmd_send() after a command is sent instead of all these
> prints. This way you can get a full call trace if it times out.

Would that be a performance problem (by effectively allowing only a single
item to be sent to the firmware at any given time?)

Thanks,
Ben


-- 
Ben Greear <greearb at candelatech.com>
Candela Technologies Inc  http://www.candelatech.com




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