linux-kernel - Re: [PATCH ath-next v2 0/2] wifi: ath12k: use real noise floor value

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Message-Id: <175097971429.153431.7513339241294145921.b4-ty@oss.qualcomm.com>
Date: Thu, 26 Jun 2025 16:15:14 -0700
From: Jeff Johnson <jeff.johnson@....qualcomm.com>
To: Jeff Johnson <jjohnson@...nel.org>,
        Aditya Kumar Singh <aditya.kumar.singh@....qualcomm.com>
Cc: linux-wireless@...r.kernel.org, ath12k@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Raj Kumar Bhagat <quic_rajkbhag@...cinc.com>
Subject: Re: [PATCH ath-next v2 0/2] wifi: ath12k: use real noise floor
 value


On Mon, 23 Jun 2025 21:19:08 +0530, Aditya Kumar Singh wrote:
> At present, the ATH12K_DEFAULT_NOISE_FLOOR (-95) is used to calculate RSSI
> value, providing an estimated noise floor value. Consequently, the RSSI
> value is also approximate. This works but however, using actual noise floor
> value will enable the reporting of the true RSSI value.
> 
> The firmware possesses the necessary data to determine the actual noise
> floor. This data is provided to the host via the WMI event
> WMI_PDEV_RSSI_DBM_CONVERSION_PARAMS_INFO_EVENTID, which includes the
> runtime parameters needed for calculating the real noise floor in dBm. This
> event is triggered by the firmware during channel changes, temperature
> offset adjustments, and hardware chainmask modifications.
> 
> [...]

Applied, thanks!

[1/2] wifi: ath12k: handle WMI event for real noise floor calculation
      commit: 0314ee81a91d22366e8ec6f5a993d75b246cbea8
[2/2] wifi: ath12k: use real noise floor instead of default value
      commit: 662e9032140fd92662142d4bf394916cf48e426f

Best regards,
-- 
Jeff Johnson <jeff.johnson@....qualcomm.com>