diff options
| author | James Clark <james.clark@arm.com> | 2024-07-22 12:11:53 +0200 |
|---|---|---|
| committer | Suzuki K Poulose <suzuki.poulose@arm.com> | 2024-08-20 16:02:37 +0200 |
| commit | acb0184fe9bca3bb7103dadc76ba9d38c969ca86 (patch) | |
| tree | 869668fe6abea7ed68d9e08e20d2a533c08a36ad /drivers/hwtracing | |
| parent | coresight: Clarify comments around the PID of the sink owner (diff) | |
| download | linux-acb0184fe9bca3bb7103dadc76ba9d38c969ca86.tar.xz linux-acb0184fe9bca3bb7103dadc76ba9d38c969ca86.zip | |
coresight: Move struct coresight_trace_id_map to common header
The trace ID maps will need to be created and stored by the core and
Perf code so move the definition up to the common header.
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Reviewed-by: Mike Leach <mike.leach@linaro.org>
Signed-off-by: James Clark <james.clark@arm.com>
Tested-by: Leo Yan <leo.yan@arm.com>
Tested-by: Ganapatrao Kulkarni <gankulkarni@os.amperecomputing.com>
Signed-off-by: James Clark <james.clark@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20240722101202.26915-12-james.clark@linaro.org
Diffstat (limited to 'drivers/hwtracing')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-trace-id.c | 1 | ||||
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-trace-id.h | 19 |
2 files changed, 1 insertions, 19 deletions
diff --git a/drivers/hwtracing/coresight/coresight-trace-id.c b/drivers/hwtracing/coresight/coresight-trace-id.c index af5b4ef59cea..19005b5b4dc4 100644 --- a/drivers/hwtracing/coresight/coresight-trace-id.c +++ b/drivers/hwtracing/coresight/coresight-trace-id.c @@ -3,6 +3,7 @@ * Copyright (c) 2022, Linaro Limited, All rights reserved. * Author: Mike Leach <mike.leach@linaro.org> */ +#include <linux/coresight.h> #include <linux/coresight-pmu.h> #include <linux/cpumask.h> #include <linux/kernel.h> diff --git a/drivers/hwtracing/coresight/coresight-trace-id.h b/drivers/hwtracing/coresight/coresight-trace-id.h index 3797777d367e..49438a96fcc6 100644 --- a/drivers/hwtracing/coresight/coresight-trace-id.h +++ b/drivers/hwtracing/coresight/coresight-trace-id.h @@ -32,10 +32,6 @@ #include <linux/bitops.h> #include <linux/types.h> - -/* architecturally we have 128 IDs some of which are reserved */ -#define CORESIGHT_TRACE_IDS_MAX 128 - /* ID 0 is reserved */ #define CORESIGHT_TRACE_ID_RES_0 0 @@ -46,21 +42,6 @@ #define IS_VALID_CS_TRACE_ID(id) \ ((id > CORESIGHT_TRACE_ID_RES_0) && (id < CORESIGHT_TRACE_ID_RES_TOP)) -/** - * Trace ID map. - * - * @used_ids: Bitmap to register available (bit = 0) and in use (bit = 1) IDs. - * Initialised so that the reserved IDs are permanently marked as - * in use. - * @pend_rel_ids: CPU IDs that have been released by the trace source but not - * yet marked as available, to allow re-allocation to the same - * CPU during a perf session. - */ -struct coresight_trace_id_map { - DECLARE_BITMAP(used_ids, CORESIGHT_TRACE_IDS_MAX); - DECLARE_BITMAP(pend_rel_ids, CORESIGHT_TRACE_IDS_MAX); -}; - /* Allocate and release IDs for a single default trace ID map */ /** |