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| author | Ben Whitten <ben.whitten@gmail.com> | 2016-11-14 15:13:20 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2016-11-15 18:51:35 +0000 |
| commit | 39fe33f98b64501f5816f743c052215e7f66700b (patch) | |
| tree | e936993c3f9cfa8719453b554154b70a6a4c1924 /Documentation/i2c | |
| parent | 9610620078a3900e7fad82de620ce809fd29ba60 (diff) | |
spi: atmel: Fix scheduling while atomic
A call to clk_get_rate appears to be called in the context of an interrupt,
cache the bus clock for the frequency calculations in transmission.
This fixes a 'BUG: scheduling while atomic' and
'WARNING: CPU: 0 PID: 777 at kernel/sched/core.c:2960 atmel_spi_unlock'
Signed-off-by: Ben Whitten <ben.whitten@lairdtech.com>
Signed-off-by: Steve deRosier <steve.derosier@lairdtech.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/i2c')
0 files changed, 0 insertions, 0 deletions