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| author | Eddie James <eajames@linux.ibm.com> | 2022-03-17 16:14:26 -0500 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-03-18 16:05:08 +0000 |
| commit | 89b35e3f28514087d3f1e28e8f5634fbfd07c554 (patch) | |
| tree | 40c27e02be84cfe185165eaa707f2339f5771325 /drivers/input | |
| parent | ebc4cb43ea5ada3db46c80156fca58a54b9bbca8 (diff) | |
| download | linux-89b35e3f28514087d3f1e28e8f5634fbfd07c554.tar.gz linux-89b35e3f28514087d3f1e28e8f5634fbfd07c554.tar.bz2 linux-89b35e3f28514087d3f1e28e8f5634fbfd07c554.zip | |
spi: fsi: Implement a timeout for polling status
The data transfer routines must poll the status register to
determine when more data can be shifted in or out. If the hardware
gets into a bad state, these polling loops may never exit. Prevent
this by returning an error if a timeout is exceeded.
Signed-off-by: Eddie James <eajames@linux.ibm.com>
Link: https://lore.kernel.org/r/20220317211426.38940-1-eajames@linux.ibm.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/input')
0 files changed, 0 insertions, 0 deletions