linux-kernel - Re: [PATCH v8 12/13] wifi: ath12k: Power down userPD

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Message-ID: <fa72ddab-b2be-3481-8e33-e0dd30e3e8a7@oss.qualcomm.com>
Date: Sat, 1 Mar 2025 10:49:06 +0530
From: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan@....qualcomm.com>
To: Raj Kumar Bhagat <quic_rajkbhag@...cinc.com>, ath12k@...ts.infradead.org
Cc: Johannes Berg <johannes@...solutions.net>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Jeff Johnson <jjohnson@...nel.org>, linux-wireless@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Sowmiya Sree Elavalagan <quic_ssreeela@...cinc.com>
Subject: Re: [PATCH v8 12/13] wifi: ath12k: Power down userPD



On 3/1/2025 12:12 AM, Raj Kumar Bhagat wrote:
> From: Sowmiya Sree Elavalagan <quic_ssreeela@...cinc.com>
> 
> Set the stop bit in SMEM to power down the userPD. Wait for stop-ack IRQ
> to indicate power down completion. Release the userPD firmware using its
> peripheral ID.
> 
> Tested-on: IPQ5332 hw1.0 AHB WLAN.WBE.1.3.1-00130-QCAHKSWPL_SILICONZ-1
> 
> Signed-off-by: Sowmiya Sree Elavalagan <quic_ssreeela@...cinc.com>
> Signed-off-by: Raj Kumar Bhagat <quic_rajkbhag@...cinc.com>

Reviewed-by: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan@....qualcomm.com>