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| author | Wolfram Sang <[email protected]> | 2020-12-23 18:21:51 +0100 |
|---|---|---|
| committer | Wolfram Sang <[email protected]> | 2021-01-05 16:29:06 +0100 |
| commit | c7b514ec979e23a08c411f3d8ed39c7922751422 (patch) | |
| tree | 26283d7292331bc63232f611677bf13d7123f951 /tools/perf/scripts/python | |
| parent | 357ee8841d0b7bd822f25fc768afbc0c2ab7e47b (diff) | |
i2c: rcar: faster irq code to minimize HW race condition
To avoid the HW race condition on R-Car Gen2 and earlier, we need to
write to ICMCR as soon as possible in the interrupt handler. We can
improve this by writing a static value instead of masking out bits.
Signed-off-by: Wolfram Sang <[email protected]>
Reviewed-by: Niklas Söderlund <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python')
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