Instead of overriding the peripheral id(PID) check in AMBA by hardcoding them in DT, add the PIDs to the ETM4x driver. Here we use Unique Component Identifier(UCI) for MSM8996 since the ETM and CPU debug module shares the same PIDs. SDM845 does not support CPU debug module. Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@xxxxxxxxxxxxxx> Reviewed-by: Suzuki K Poulose <suzuki.poulose@xxxxxxx> --- For testing, all dependent patches are in below tree: * https://github.com/saiprakash-ranjan/linux/tree/coresight-next This patch depends on UCI support by Mike Leach in below link: * https://lore.kernel.org/lkml/20190130234051.2294-1-mike.leach@xxxxxxxxxx/ --- drivers/hwtracing/coresight/coresight-etm4x.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-etm4x.c b/drivers/hwtracing/coresight/coresight-etm4x.c index 08ce37c9475d..5819ced2beec 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x.c +++ b/drivers/hwtracing/coresight/coresight-etm4x.c @@ -1078,11 +1078,15 @@ static struct amba_cs_uci_id uci_id_etm4[] = { }; static const struct amba_id etm4_ids[] = { - CS_AMBA_ID(0x000bb95d), /* Cortex-A53 */ - CS_AMBA_ID(0x000bb95e), /* Cortex-A57 */ - CS_AMBA_ID(0x000bb95a), /* Cortex-A72 */ - CS_AMBA_ID(0x000bb959), /* Cortex-A73 */ - CS_AMBA_UCI_ID(0x000bb9da, uci_id_etm4), /* Cortex-A35 */ + CS_AMBA_ID(0x000bb95d), /* Cortex-A53 */ + CS_AMBA_ID(0x000bb95e), /* Cortex-A57 */ + CS_AMBA_ID(0x000bb95a), /* Cortex-A72 */ + CS_AMBA_ID(0x000bb959), /* Cortex-A73 */ + CS_AMBA_UCI_ID(0x000bb9da, uci_id_etm4),/* Cortex-A35 */ + CS_AMBA_UCI_ID(0x000f0205, uci_id_etm4),/* Qualcomm Kryo */ + CS_AMBA_UCI_ID(0x000f0211, uci_id_etm4),/* Qualcomm Kryo */ + CS_AMBA_ID(0x000bb802), /* Qualcomm Kryo 385 Cortex-A55 */ + CS_AMBA_ID(0x000bb803), /* Qualcomm Kryo 385 Cortex-A75 */ {}, }; -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
