tmc_read_prepare_etr 111 drivers/hwtracing/coresight/coresight-tmc.c ret = tmc_read_prepare_etr(drvdata); tmc_read_prepare_etr 269 drivers/hwtracing/coresight/coresight-tmc.h int tmc_read_prepare_etr(struct tmc_drvdata *drvdata);