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| author | Joakim Zhang <qiangqing.zhang@nxp.com> | 2021-02-18 19:00:36 +0800 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2021-03-01 10:34:56 +0100 |
| commit | ec15e27cc8904605846a354bb1f808ea1432f853 (patch) | |
| tree | c945f0e7b305f5d233f360d0d4e62c2c7f65eedd /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | 449052cfebf624b670faa040245d3feed770d22f (diff) | |
can: flexcan: enable RX FIFO after FRZ/HALT valid
RX FIFO enable failed could happen when do system reboot stress test:
[ 0.303958] flexcan 5a8d0000.can: 5a8d0000.can supply xceiver not found, using dummy regulator
[ 0.304281] flexcan 5a8d0000.can (unnamed net_device) (uninitialized): Could not enable RX FIFO, unsupported core
[ 0.314640] flexcan 5a8d0000.can: registering netdev failed
[ 0.320728] flexcan 5a8e0000.can: 5a8e0000.can supply xceiver not found, using dummy regulator
[ 0.320991] flexcan 5a8e0000.can (unnamed net_device) (uninitialized): Could not enable RX FIFO, unsupported core
[ 0.331360] flexcan 5a8e0000.can: registering netdev failed
[ 0.337444] flexcan 5a8f0000.can: 5a8f0000.can supply xceiver not found, using dummy regulator
[ 0.337716] flexcan 5a8f0000.can (unnamed net_device) (uninitialized): Could not enable RX FIFO, unsupported core
[ 0.348117] flexcan 5a8f0000.can: registering netdev failed
RX FIFO should be enabled after the FRZ/HALT are valid. But the current
code enable RX FIFO and FRZ/HALT at the same time.
Fixes: e955cead03117 ("CAN: Add Flexcan CAN controller driver")
Link: https://lore.kernel.org/r/20210218110037.16591-3-qiangqing.zhang@nxp.com
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions