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wifi: ath12k: Add firmware coredump collection support

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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.

Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.2.1-00201-QCAHKSWPL_SILICONZ-1
Tested-on: WCN7850 WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4

Signed-off-by: Sowmiya Sree Elavalagan <quic_ssreeela@quicinc.com>
Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Link: https://patch.msgid.link/20240717085604.4131642-1-quic_ssreeela@quicinc.com
Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
This commit is contained in:
Sowmiya Sree Elavalagan 2024-07-17 14:26:04 +05:30 • committed by Jeff Johnson
commit a9b46dd2e4
11 changed files with 349 additions and 3 deletions
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