coresight: tmc: fix failure to disable/enable ETF after reading

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ETF may fail to re-enable after reading, and driver->reading will
not be set to false, this will cause failure to enable/disable to ETF.
This change set driver->reading to false even if re-enabling fail.

Fixes: 669c461423 ("coresight: tmc: Don't enable TMC when it's not ready.")
Co-developed-by: Yuanfang Zhang <quic_yuanfang@quicinc.com>
Signed-off-by: Yuanfang Zhang <quic_yuanfang@quicinc.com>
Signed-off-by: Mao Jinlong <quic_jinlmao@quicinc.com>
[ Added a comment to explain why we ignore the error ]
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20250507063716.1945213-1-quic_jinlmao@quicinc.com

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Mao Jinlong 2025-05-06 23:37:16 -07:00 • committed by Suzuki K Poulose

parent 5161890f13

commit d23bc38e8a

1 changed files with 5 additions and 6 deletions

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

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