From: Kalle Valo <kvalo@codeaurora.org>
To: mkenna@codeaurora.org
Cc: ath10k@lists.infradead.org, linux-wireless@vger.kernel.org,
Maharaja Kennadyrajan <mkenna@codeaurora.org>
Subject: Re: [v2] ath10k: debugfs support to get final TPC stats for 10.4 variants
Date: Mon, 26 Mar 2018 15:09:27 +0000 (UTC) [thread overview]
Message-ID: <20180326150927.4D92E60710@smtp.codeaurora.org> (raw)
In-Reply-To: <1519634437-6672-1-git-send-email-mkenna@codeaurora.org>
mkenna@codeaurora.org wrote:
> Export the final Transmit Power Control (TPC) value, which is the
> minimum of control power and existing TPC value to user space via
> a new debugfs file "tpc_stats_final" to help with debugging.
> It works with the new wmi cmd and event introduced in 10.4 firmware
> branch.
>
> WMI command ID: WMI_PDEV_GET_TPC_TABLE_CMDID
> WMI event ID: WMI_PDEV_TPC_TABLE_EVENTID
>
> cat /sys/kernel/debug/ieee80211/phyX/ath10k/tpc_stats_final
>
> $ cat /sys/kernel/debug/ieee80211/phyX/ath10k/tpc_stats_final
>
> TPC config for channel 5180 mode 10
>
> CTL = 0x 0 Reg. Domain = 58
> Antenna Gain = 0 Reg. Max Antenna Gain = 0
> Power Limit = 60 Reg. Max Power = 60
> Num tx chains = 2 Num supported rates = 109
>
> ******************* CDD POWER TABLE ****************
>
> No. Preamble Rate_code tpc_value1 tpc_value2 tpc_value3
> 0 CCK 0x40 0 0
> 1 CCK 0x41 0 0
> [...]
> 107 HTCUP 0x 0 46 46
> 108 HTCUP 0x 0 46 46
>
> ******************* STBC POWER TABLE ****************
>
> No. Preamble Rate_code tpc_value1 tpc_value2 tpc_value3
> 0 CCK 0x40 0 0
> 1 CCK 0x41 0 0
> [...]
> 107 HTCUP 0x 0 46 46
> 108 HTCUP 0x 0 46 46
>
> ***********************************
> TXBF not supported
> **********************************
>
> The existing tpc_stats debugfs file provides the dump
> which is minimum of target power and regulatory domain.
>
> cat /sys/kernel/debug/ieee80211/phyX/ath10k/tpc_stats
>
> Hardware_used: QCA4019
> Firmware version: firmware-5.bin_10.4-3.0-00209
>
> Signed-off-by: Maharaja Kennadyrajan <mkenna@codeaurora.org>
> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Patch applied to ath-next branch of ath.git, thanks.
bc64d05220f3 ath10k: debugfs support to get final TPC stats for 10.4 variants
--
https://patchwork.kernel.org/patch/10241601/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
next prev parent reply other threads:[~2018-03-26 15:09 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-26 8:40 [PATCH v2] ath10k: debugfs support to get final TPC stats for 10.4 variants mkenna
2018-02-26 8:40 ` mkenna
2018-02-26 19:49 ` Joshua Zhao
2018-02-26 19:49 ` Joshua Zhao
2018-02-27 5:33 ` Maharaja Kennadyrajan
2018-02-27 5:33 ` Maharaja Kennadyrajan
2018-03-27 6:24 ` Joshua Zhao
2018-03-27 6:24 ` Joshua Zhao
2018-03-26 15:09 ` Kalle Valo [this message]
2018-03-26 15:09 ` [v2] " Kalle Valo
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