coresight: tmc-etr: Handle errors enabling CATU

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Make sure we honor the errors in CATU device and abort the operation.
While at it, delay setting the etr_buf for the session until we are
sure that we are indeed enabling the ETR.

Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Suzuki K Poulose 2018-09-20 13:18:05 -06:00 • committed by Greg Kroah-Hartman

parent 6276f9cba5

commit 1c7995e11c

1 changed files with 12 additions and 7 deletions

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drivers/hwtracing/coresight/coresight-tmc-etr.c

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