Raj Kumar Bhagat <quic_rajkbhag@xxxxxxxxxxx> wrote: > Add support to process factory test mode commands(FTM) for calibration. > By default firmware start with NORMAL mode and to process the FTM commands > firmware needs to be restarted in FTM mode using module parameter ftm_mode. > The pre-request is all the radios should be down before starting the test. > > When start command ATH11K_TM_CMD_TESTMODE_START is received, ar state > is set to Test Mode. If the FTM command or event length is greater > than 256 bytes, it will be broken down into multiple segments and > encoded with TLV header if it is segmented commands, else it is sent > to firmware as it is. > > On receiving UTF event from firmware, if it is segmented event, the driver > will wait until it receives all the segments and notify the complete > data to user application. In case the segmented sequence are missed or > lost from the firmware, driver will skip the already received partial data. > > In case of unsegmented UTF event from firmware, driver notifies the > data to the user application as it comes. Applications handles > the data further. > > Command to boot in ftm mode > insmod ath11k ftm_mode=1 > > Tested-on : IPQ8074 hw2.0 AHB WLAN.HK.2.7.0.1-01744-QCAHKSWPL_SILICONZ-1 > > Signed-off-by: Govindaraj Saminathan <quic_gsaminat@xxxxxxxxxxx> > Co-developed-by: Sowmiya Sree Elavalagan <quic_ssreeela@xxxxxxxxxxx> > Signed-off-by: Sowmiya Sree Elavalagan <quic_ssreeela@xxxxxxxxxxx> > Signed-off-by: Raj Kumar Bhagat <quic_rajkbhag@xxxxxxxxxxx> > Signed-off-by: Kalle Valo <quic_kvalo@xxxxxxxxxxx> This had new warnings: drivers/net/wireless/ath/ath11k/testmode.c:27:16: error: no previous prototype for 'ath11k_tm_get_ar' [-Werror=missing-prototypes] drivers/net/wireless/ath/ath11k/testmode.h:26: void function return statements are not generally useful drivers/net/wireless/ath/ath11k/core.c:1839: Blank lines aren't necessary before a close brace '}' I fixed them in the pending branch, but please always use ath11k-check before submitting patches. -- https://patchwork.kernel.org/project/linux-wireless/patch/20230213130854.2473-2-quic_rajkbhag@xxxxxxxxxxx/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
