Merge tag 'coresight-next-v7.1' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/coresight/linux into char-misc-next

Suzuki writes:

coresight: Updates for Linux v7.1

CoreSight self hosted tracing subsystem updates for Linux v7.1, includes:

 - Fix unregistration related issues
 - Clean up CTI power management and sysfs code
 - Miscellaneous fixes
 - MAINTAINERS: Add Leo Yan as Reviewer
 - MAINTAINERS: Update Mike's email address

Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>

* tag 'coresight-next-v7.1' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/coresight/linux: (25 commits)
  coresight: tpdm: fix invalid MMIO access issue
  coresight: tpdm: add traceid_show for checking traceid
  coresight: platform: check the availability of the endpoint before parse
  coresight: cti: fix the check condition in inout_sel_store
  MAINTAINERS: coresight: Add Leo Yan as Reviewer
  coresight: cti: Properly handle negative offsets in cti_reg32_{show|store}()
  coresight: cti: Remove hw_enabled flag
  coresight: cti: Remove hw_powered flag
  coresight: cti: Rename cti_active() to cti_is_active()
  coresight: cti: Remove CPU power management code
  coresight: cti: Access ASICCTL only when implemented
  coresight: cti: Fix register reads
  coresight: cti: Make spinlock usage consistent
  drivers/hwtracing/coresight: remove unneeded variable in tmc_crashdata_release()
  MAINTAINERS: Change e-mail address for reviewer
  coresight: ctcu: fix the spin_bug
  coresight: Unify bus unregistration via coresight_unregister()
  coresight: Do not mix success path with failure handling
  coresight: Move sink validation into etm_perf_add_symlink_sink()
  coresight: Refactor sysfs connection group cleanup
  ...

Author: gregkh

.mailmap

@@ -576,6 +576,7 @@ Michel Lespinasse <michel@lespinasse.org> <walken@google.com>
 Michel Lespinasse <michel@lespinasse.org> <walken@zoy.org>
 Mickaël Salaün <mic@digikod.net> <mic@linux.microsoft.com>
 Miguel Ojeda <ojeda@kernel.org> <miguel.ojeda.sandonis@gmail.com>
+Mike Leach <mike.leach@arm.com> <mike.leach@linaro.org>
 Mike Rapoport <rppt@kernel.org> <mike@compulab.co.il>
 Mike Rapoport <rppt@kernel.org> <mike.rapoport@gmail.com>
 Mike Rapoport <rppt@kernel.org> <rppt@linux.ibm.com>

Documentation/ABI/testing/sysfs-bus-coresight-devices-tpdm

@@ -278,3 +278,13 @@ Date:           Aug 2025
 KernelVersion   6.18
 Contact:        Mao Jinlong <quic_jinlmao@quicinc.com>
 Description:    (Read) Show hardware context information of device.
+
+What:		/sys/bus/coresight/devices/<tpdm-name>/traceid
+Date:		March 2026
+KernelVersion:	7.1
+Contact:	Jie Gan <jie.gan@oss.qualcomm.com>
+Description:
+		(R) Show the trace ID that will appear in the trace stream
+		coming from this TPDM. The trace ID is inherited from the
+		connected TPDA device and is fixed for the lifetime of the
+		device. Returns -EINVAL if the device has not been enabled yet.

MAINTAINERS

@@ -2725,8 +2725,9 @@ N:	digicolor
 
 ARM/CORESIGHT FRAMEWORK AND DRIVERS
 M:	Suzuki K Poulose <suzuki.poulose@arm.com>
-R:	Mike Leach <mike.leach@linaro.org>
+R:	Mike Leach <mike.leach@arm.com>
 R:	James Clark <james.clark@linaro.org>
+R:	Leo Yan <leo.yan@arm.com>
 L:	coresight@lists.linaro.org (moderated for non-subscribers)
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
@@ -20734,7 +20735,7 @@ PERFORMANCE EVENTS TOOLING ARM64
 R:	John Garry <john.g.garry@oracle.com>
 R:	Will Deacon <will@kernel.org>
 R:	James Clark <james.clark@linaro.org>
-R:	Mike Leach <mike.leach@linaro.org>
+R:	Mike Leach <mike.leach@arm.com>
 R:	Leo Yan <leo.yan@linux.dev>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Supported

drivers/hwtracing/coresight/coresight-catu.c

@@ -30,8 +30,6 @@
 #define catu_dbg(x, ...) do {} while (0)
 #endif
 
-DEFINE_CORESIGHT_DEVLIST(catu_devs, "catu");
-
 struct catu_etr_buf {
 	struct tmc_sg_table *catu_table;
 	dma_addr_t sladdr;
@@ -530,7 +528,7 @@ static int __catu_probe(struct device *dev, struct resource *res)
 	if (ret)
 		return ret;
 
-	catu_desc.name = coresight_alloc_device_name(&catu_devs, dev);
+	catu_desc.name = coresight_alloc_device_name("catu", dev);
 	if (!catu_desc.name)
 		return -ENOMEM;