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Re: [PATCHv5] wifi: ath11k: skip status ring entry processing

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On 5/3/2024 6:11 AM, Kalle Valo wrote:
> Jeff Johnson <quic_jjohnson@xxxxxxxxxxx> writes:
> 
>>> Also I removed one unrelated change and removed unnecessary else. Please
>>> check my changes:
>>>
>>> https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?h=pending&id=6e88d559268779107715008c51e006f7a5f62045
>>
>> So looking at the 'pending' change I have the observation that
>> ath11k_dp_rx_mon_buf_done() only returns one of two values:
>> DP_MON_STATUS_NO_DMA
>> DP_MON_STATUS_REPLINISH
>>
>> And the return value handling has explicit handling for those values, without
>> any logic for other values:
>> +				if (reap_status == DP_MON_STATUS_NO_DMA)
>> +					continue;
>> +
>> +				if (reap_status == DP_MON_STATUS_REPLINISH) {
>>
>> if we only expect these two values to ever be returned, then we could remove
>> the testing for DP_MON_STATUS_REPLINISH since, it it isn't NO_DMA then it must
>> be REPLINISH
> 
> Nice, I simplified this error handling now. Less indentation now which
> is much better.
> 
>> + ath11k_warn(ab, "mon status DONE not set %lx, buf_id %d\n",
>> + FIELD_GET(HAL_TLV_HDR_TAG, tlv->tl),
>> +						    buf_id);
>>
>> I don't think we should log anything here. we already warn before calling the
>> new function. if we get here it means the next buffer had DONE set so we can
>> replenish the current buffer
> 
> Yeah, I removed the warning altogether. Please check my changes:
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?h=pending&id=49c28a9720959fb5daf702fe1732a716f3cff15c
> 
LGTM, thanks!




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