path: root/Documentation/trace/coresight.txt
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2019-05-03docs: coresight: Document snapshot modenext-may03+fix-snapshotMathieu Poirier
Because of the resctriction imposed by the internal memory buffer of some CoreSight sink, using the framework in snapshot mode can be a little trickly. As such document the process to make user experience more enjoyable. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2018-06-15docs: Fix some broken referencesMauro Carvalho Chehab
As we move stuff around, some doc references are broken. Fix some of them via this script: ./scripts/documentation-file-ref-check --fix Manually checked if the produced result is valid, removing a few false-positives. Acked-by: Takashi Iwai <tiwai@suse.de> Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Acked-by: Stephen Boyd <sboyd@kernel.org> Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Acked-by: Mathieu Poirier <mathieu.poirier@linaro.org> Reviewed-by: Coly Li <colyli@suse.de> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> Acked-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27coresight: Grouping all perf tools oriented section togetherMathieu Poirier
This patch groups together section pertaining to the perf tools. That way everything is at the same place rather than spread out. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27coresight: Add section for integration with the perf toolsMathieu Poirier
Adding a section that document how to use the Coresight framework and drivers from the perf tools. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Acked-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27coresight: Remove obsolete reference to "owner" in CoreSight descriptorMathieu Poirier
Field "owner" of struct coresight_desc has been removed a while back but the documentation was not updated to reflect the changes. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-02-16coresight: Update documentation for perf usageRobert Walker
Add notes on using perf to collect and analyze CoreSight trace Signed-off-by: Robert Walker <robert.walker@arm.com> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: coresight@lists.linaro.org Cc: linux-arm-kernel@lists.infradead.org Link: http://lkml.kernel.org/r/1518607481-4059-4-git-send-email-robert.walker@arm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2016-05-03coresight: stm: adding driver for CoreSight STM componentPratik Patel
This driver adds support for the STM CoreSight IP block, allowing any system compoment (HW or SW) to log and aggregate messages via a single entity. The CoreSight STM exposes an application defined number of channels called stimulus port. Configuration is done using entries in sysfs and channels made available to userspace via configfs. Signed-off-by: Pratik Patel <pratikp@codeaurora.org> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Reviewed-by: Michael Williams <michael.williams@arm.com> Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05Doc: trace: Fix typo in coresight.txtMasanari Iida
This patch fix spelling typos found in coresight.txt Signed-off-by: Masanari Iida <standby24x7@gmail.com> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-04-03coresight: Correcting documentation typographical errorMathieu Poirier
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-02-04coresight: fix the debug AMBA bus nameKaixu Xia
The right debug AMBA bus name should be APB(Advanced Peripheral Bus), so just fix it. Signed-off-by: Kaixu Xia <xiakaixu@huawei.com> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-07coresight: documentation for coresight framework and driversMathieu Poirier
Documentation containing an explanation on what the framework provides and the drivers working with it. A minimal example on how to use the functionality is also provided. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>