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Re: [PATCH] wifi: ath11k: Add firmware coredump collection support

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Jeff Johnson <quic_jjohnson@xxxxxxxxxxx> writes:

> On 5/30/2024 11:40 PM, Miaoqing Pan wrote:
>> In case of firmware assert snapshot of firmware memory is essential for
>> debugging. Add firmware coredump collection support for PCI bus.
>> Collect RDDM and firmware paging dumps from MHI and pack them in TLV
>> format and also pack various memory shared during QMI phase in separate
>> TLVs.  Add necessary header and share the dumps to user space using dev
>> coredump framework. Coredump collection is disabled by default and can
>> be enabled using menuconfig. Dump collected for a radio is 55 MB
>> approximately.
>> 
>> The changeset is mostly copied from:
>> https://lore.kernel.org/all/20240325183414.4016663-1-quic_ssreeela@xxxxxxxxxxx/.
>> 
>> Tested-on: WCN6855 hw2.1 PCI WLAN.HSP.1.1-04358-QCAHSPSWPL_V1_V2_SILICONZ_LITE-1
>> 
>> Signed-off-by: Miaoqing Pan <quic_miaoqing@xxxxxxxxxxx>
> Acked-by: Jeff Johnson <quic_jjohnson@xxxxxxxxxxx>
>
> Kalle, I don't have hardware to validate this, so hope you can do so.

Yeah, I have a WCN6855 test box so I can run some tests. Thanks for letting me know.

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