From: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan@oss.qualcomm.com>
To: Miaoqing Pan <miaoqing.pan@oss.qualcomm.com>,
jjohnson@kernel.org, johannes@sipsolutions.net, robh@kernel.org,
krzk+dt@kernel.org, conor+dt@kernel.org
Cc: ath11k@lists.infradead.org, linux-wireless@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
jonas.gorski@gmail.com, krzk@kernel.org
Subject: Re: [PATCH v4 ath-current 1/2] wifi: ath11k: add usecase firmware handling based on device compatible
Date: Wed, 28 Jan 2026 21:12:21 +0530 [thread overview]
Message-ID: <ea99fca7-c51a-43f8-8fb7-f228b36d3eef@oss.qualcomm.com> (raw)
In-Reply-To: <20260121095055.3683957-2-miaoqing.pan@oss.qualcomm.com>
On 1/21/2026 3:20 PM, Miaoqing Pan wrote:
> For M.2 WLAN chips, there is no suitable DTS node to specify the
> firmware-name property. In addition, assigning firmware for the
> M.2 PCIe interface causes chips that do not use usecase specific
> firmware to fail. Therefore, abandoning the approach of specifying
> firmware in DTS. As an alternative, propose a static lookup table
> mapping device compatible to firmware names. Currently, only WCN6855
> HW2.1 requires this.
>
> However, support for the firmware-name property is retained to keep
> the ABI backwards compatible.
>
> For details on usecase specific firmware, see:
> https://lore.kernel.org/all/20250522013444.1301330-3-miaoqing.pan@oss.qualcomm.com/.
>
> Tested-on: WCN6855 hw2.1 PCI WLAN.HSP.1.1-04685-QCAHSPSWPL_V1_V2_SILICONZ_IOE-1
>
> Fixes: edbbc647c4f3 ("wifi: ath11k: support usercase-specific firmware overrides")
> Signed-off-by: Miaoqing Pan <miaoqing.pan@oss.qualcomm.com>
Reviewed-by: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan@oss.qualcomm.com>
next prev parent reply other threads:[~2026-01-28 15:42 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-21 9:50 [PATCH v4 ath-current 0/2] " Miaoqing Pan
2026-01-21 9:50 ` [PATCH v4 ath-current 1/2] " Miaoqing Pan
2026-01-28 15:42 ` Vasanthakumar Thiagarajan [this message]
2026-01-29 2:10 ` Baochen Qiang
2026-01-21 9:50 ` [PATCH v4 ath-current 2/2] dt-bindings: net: wireless: ath11k-pci: deprecate 'firmware-name' property Miaoqing Pan
2026-01-28 8:00 ` Krzysztof Kozlowski
2026-01-27 17:31 ` [PATCH v4 ath-current 0/2] wifi: ath11k: add usecase firmware handling based on device compatible Jeff Johnson
2026-01-28 8:01 ` Krzysztof Kozlowski
2026-01-28 8:06 ` Miaoqing Pan
2026-01-28 15:30 ` Jeff Johnson
2026-01-30 15:15 ` Jeff Johnson
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