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| author |   Suzuki K Poulose <suzuki.poulose@arm.com> | 2020-11-27 10:52:47 -0700 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-27 20:23:12 +0100 |
| commit | 6288b4ceca868eac4bf729532f8d845e3ecbed98 (patch) | |
| tree | 3107f6b1bbccc7ed0ecf4c3233ceafc323b0d5be /drivers/hwtracing/coresight/coresight-funnel.c | |
| parent | coresight: etm4x: Update TRCIDR3.NUMPROCS handling to match v4.2 (diff) | |
| download | linux-dev-6288b4ceca868eac4bf729532f8d845e3ecbed98.tar.xz linux-dev-6288b4ceca868eac4bf729532f8d845e3ecbed98.zip | |
coresight: etm4x: Fix accesses to TRCPROCSELR
TRCPROCSELR is not implemented if the TRCIDR3.NUMPROC == 0. Skip
accessing the register in such cases.
Cc: stable@vger.kernel.org
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20201127175256.1092685-7-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing/coresight/coresight-funnel.c')
0 files changed, 0 insertions, 0 deletions