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/linux/Documentation/trace/coresight/
H A Dcoresight-dummy.rst1 .. SPDX-License-Identifier: GPL-2.0
4 Coresight Dummy Trace Module
11 ------------
13 The Coresight dummy trace module is for the specific devices that kernel don't
14 have permission to access or configure, e.g., CoreSight TPDMs on Qualcomm
15 platforms. For these devices, a dummy driver is needed to register them as
16 Coresight devices. The module may also be used to define components that may
18 It provides Coresight API for operations on dummy devices, such as enabling and
19 disabling them. It also provides the Coresight dummy sink/source paths for
23 --------------
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/linux/tools/perf/arch/arm/util/
H A Dcs-etm.c1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/coresight-pmu.h>
18 #include "cs-etm.h"
29 #include "../../../util/cs-etm.h"
93 u64 contextid = evsel->core.attr.config & in cs_etm_validate_context_id()
105 return -EINVAL; in cs_etm_validate_context_id()
116 * TRCIDR2.CIDSIZE, bit [9-5], indicates whether contextID in cs_etm_validate_context_id()
119 * 0b00100 Maximum of 32-bit Context ID size. in cs_etm_validate_context_id()
125 return -EINVAL; in cs_etm_validate_context_id()
141 return -EINVAL; in cs_etm_validate_context_id()
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/linux/tools/perf/util/
H A Dcs-etm.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright(C) 2015-2018 Linaro Limited.
12 #include <linux/coresight-pmu.h>
22 #include "cs-etm.h"
23 #include "cs-etm-decoder/cs-et
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