Bug with: ath10k: enable parsing per station rx duration for 10.4?

[Mohammed Shafi Shajakhan]

Hi Ben,

thanks for reporting ...

On Mon, Jun 20, 2016 at 04:06:52PM -0700, Ben Greear wrote:
> I'm working on bringing up my hacked up version of 4.7 ath10k and 10.4 firmware, and I think
> I may have found a regression.

[shafi] let me know what is the issue.. some steps to recreate the issue.
> 
> My 10.4.3-ish firmware source has a bunch of:
> 
> if (stats_id == WMI_REQUEST_PEER_STAT)
> logic in it.  In other words, it is not using that id as a bitfield.

[shafi] will check this.

> 
> Now, I can fix the firmware, but I am guessing that at least some stock
> 10.4 firmware has this same issue, and of course any older firmware
> that does not have this change will still be broken.
> 
> So, do you want to back out this patch below, at least the part where it sends
> in 0x9 as the stats_id?

[shafi] request if you can check this please, there was some misunderstanding
in the design when this feature got enabled in 10.4, we fixed it in
https://patchwork.kernel.org/patch/9149357/

> 
> Or, is all available upstream 10.4 firmware OK with this and I should just fix mine?
> 
> Or possibly, this is all my fault and I somehow screwed up when rebasing....

[shafi] i will check this and get back to you by end of day.

regards,
shafi
> 
> 
> Author: Mohammed Shafi Shajakhan <mohammed at qti.qualcomm.com>  2016-03-16 05:43:34
> Committer: Kalle Valo <kvalo at qca.qualcomm.com>  2016-04-04 07:02:47
> Parent: 47771902a9beb23859805721f1d98d03dee5da7c (ath10k: introduce Extended Resource Config support for 10.4)
> Child:  59465fe46ef1c2caf2c1beca828c4f29d28b98ca (ath10k: speedup htt rx descriptor processing for tx completion)
> Branches: master, master.stgit, remotes/origin/master, remotes/origin/master.stgit
> Follows: v4.5-rc5
> Precedes: v4.7-rc1
> 
>     ath10k: enable parsing per station rx duration for 10.4
> 
>     Rx duration support for per station is part of extended peer
>     stats, enable provision to parse the same and provide backward
>     compatibility based on the 'stats_id' event
> 
>     Signed-off-by: Mohammed Shafi Shajakhan <mohammed at qti.qualcomm.com>
>     Signed-off-by: Kalle Valo <kvalo at qca.qualcomm.com>
> 
> ....
> 
> @@ -1615,7 +1615,8 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar)
>  		ar->num_active_peers = TARGET_10_4_ACTIVE_PEERS;
>  		ar->max_num_vdevs = TARGET_10_4_NUM_VDEVS;
>  		ar->num_tids = TARGET_10_4_TGT_NUM_TIDS;
> -		ar->fw_stats_req_mask = WMI_STAT_PEER;
> +		ar->fw_stats_req_mask = WMI_10_4_STAT_PEER |
> +					WMI_10_4_STAT_PEER_EXTD;
>  		ar->max_spatial_stream = ar->hw_params.max_spatial_stream;
> 
>  		if (test_bit(ATH10K_FW_FEATURE_PEER_FLOW_CONTROL,
> 
> 
> -- 
> Ben Greear <greearb at candelatech.com>
> Candela Technologies Inc  http://www.candelatech.com
> 
> 
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