Sowmiya Sree Elavalagan <quic_ssreeela@xxxxxxxxxxx> 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. > > Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.2.1-00201-QCAHKSWPL_SILICONZ-1 > > Signed-off-by: Sowmiya Sree Elavalagan <quic_ssreeela@xxxxxxxxxxx> > Acked-by: Jeff Johnson <quic_jjohnson@xxxxxxxxxxx> > Signed-off-by: Kalle Valo <quic_kvalo@xxxxxxxxxxx> This didn't compile for me, I added this to pci.c: +#include <linux/vmalloc.h> Also in the pending branch I made some whitespace in struct ath12k_dump_file_data: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?h=pending&id=44ae07628b68375f476895f4fc1e89a570790ac0 Any tips how to test this until we have the debugfs interface to crash the firmware? -- https://patchwork.kernel.org/project/linux-wireless/patch/20240325183414.4016663-1-quic_ssreeela@xxxxxxxxxxx/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
