Venkateswara Naralasetty <vnaralas@xxxxxxxxxxxxxx> wrote: > This target IRAM recovery feature support is to copy target > IRAM contents available at ATH10K_MEM_REGION_TYPE_REG to host > memory for back up after firmware loaded. Target IRAM contents > are copied to wmi memory chunks allocated for the > WMI_IRAM_RECOVERY_HOST_MEM_REQ_ID and provide the wmi chunks > address to the firmware through wmi init command. > > If firmware detects andy IRAM corruption through periodic > checksum validation, It will download the IRAM contents back > from the provided wmi memory chunks address using hif_memcpy. > > This IRAM recovery feature prevent target assert in case of > unexpected target IRAM corruptions. > > This patch also introduce a new feature flag 'iram-recovery' for > backward compatibility. > > Tested-on: QCA9888 10.4-3.9.0.2-00094 > > Signed-off-by: Venkateswara Naralasetty <vnaralas@xxxxxxxxxxxxxx> > Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx> Patch applied to ath-next branch of ath.git, thanks. 9af7c32ceca8 ath10k: add target IRAM recovery feature support -- https://patchwork.kernel.org/project/linux-wireless/patch/1604657442-23674-1-git-send-email-vnaralas@xxxxxxxxxxxxxx/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
