linux/drivers/hwtracing
Junhao He 589d928248 coresight: etm4x: Fix accesses to TRCSEQRSTEVR and TRCSEQSTR
The TRCSEQRSTEVR and TRCSEQSTR registers are not implemented if the
TRCIDR5.NUMSEQSTATE == 0. Skip accessing the registers in such cases.

Fixes: 2e1cdfe184 ("coresight-etm4x: Adding CoreSight ETM4x driver")
Signed-off-by: Junhao He <hejunhao3@huawei.com>
Reviewed-by: Mike Leach <mike.leach@linaro.org>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20230114091632.60095-1-hejunhao3@huawei.com
2023-01-16 10:06:06 +00:00
..
coresight coresight: etm4x: Fix accesses to TRCSEQRSTEVR and TRCSEQSTR 2023-01-16 10:06:06 +00:00
intel_th intel_th: pci: Add Raptor Lake-S CPU support 2022-07-08 15:43:15 +02:00
ptt hwtracing: hisi_ptt: Fix up for "iommu/dma: Make header private" 2022-09-12 10:12:25 -06:00
stm stm class: Use correct UUID APIs 2021-04-16 07:26:50 +02:00
Kconfig hwtracing: hisi_ptt: Add trace function support for HiSilicon PCIe Tune and Trace device 2022-09-08 16:26:17 -06:00