linux-kernel - Re: [PATCH ath-next] wifi: ath12k: fix GCC_GCC_PCIE_HOT

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Message-ID: <fb4763e4-0106-94da-548c-6c585ab8ff2f@quicinc.com>
Date: Thu, 5 Jun 2025 10:58:29 +0530
From: Vasanthakumar Thiagarajan <quic_vthiagar@...cinc.com>
To: Baochen Qiang <quic_bqiang@...cinc.com>,
        Jeff Johnson
	<jjohnson@...nel.org>,
        Pradeep Kumar Chitrapu <quic_pradeepc@...cinc.com>,
        Wen Gong <quic_wgong@...cinc.com>,
        Bhagavathi Perumal S
	<quic_bperumal@...cinc.com>,
        P Praneesh <quic_ppranees@...cinc.com>
CC: Sriram R <quic_srirrama@...cinc.com>, <linux-wireless@...r.kernel.org>,
        <ath12k@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        Parth Panchoil
	<parth105105@...il.com>
Subject: Re: [PATCH ath-next] wifi: ath12k: fix GCC_GCC_PCIE_HOT_RST
 definition for WCN7850



On 5/23/2025 7:53 AM, Baochen Qiang wrote:
> GCC_GCC_PCIE_HOT_RST is wrongly defined for WCN7850, causing kernel crash
> on some specific platforms.
> 
> Since this register is divergent for WCN7850 and QCN9274, move it to
> register table to allow different definitions. Then correct the register
> address for WCN7850 to fix this issue.
> 
> Note IPQ5332 is not affected as it is not PCIe based device.
> 
> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3
> 
> Reported-by: Parth Panchoil <parth105105@...il.com>
> Closes: https://lore.kernel.org/all/86899b2235a59c9134603beebe08f2bb0b244ea0.camel@gmail.com
> Fixes: d889913205cf ("wifi: ath12k: driver for Qualcomm Wi-Fi 7 devices")
> Signed-off-by: Baochen Qiang <quic_bqiang@...cinc.com>

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