diff options
| author | Doug Anderson <dianders@chromium.org> | 2014-04-30 21:44:05 +0400 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2014-06-03 11:11:46 +0400 |
| commit | 362196e5d0832ce3c4e1df376c02cff812a2391b (patch) | |
| tree | 3ef8f401d423fe0011e1bdfe573fea914feded82 /drivers/mfd/pm8921-core.c | |
| parent | 1fe368665b1499041919d78467147849989af7c9 (diff) | |
| download | linux-362196e5d0832ce3c4e1df376c02cff812a2391b.tar.xz | |
mfd: cros_ec: spi: Add mutex to cros_ec_spi
The main transfer function for cros_ec_spi can be called by more than
one client at a time. Make sure that those clients don't stomp on
each other by locking the bus for the duration of the transfer
function.
Signed-off-by: Doug Anderson <dianders@chromium.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Andrew Bresticker <abrestic@chromium.org>
Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/pm8921-core.c')
0 files changed, 0 insertions, 0 deletions