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| author | Bjorn Andersson <bjorn.andersson@linaro.org> | 2018-02-13 11:04:04 -0800 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2018-03-20 10:52:54 +0800 |
| commit | 29fc9b3873607d01b1ff1ae077982cf5629010af (patch) | |
| tree | df164e56cfbaebac29baf4f92352769029838e6c /arch | |
| parent | 33e3820dda8876792bd8135db633c741a07263be (diff) | |
| download | linux-stable-29fc9b3873607d01b1ff1ae077982cf5629010af.tar.gz linux-stable-29fc9b3873607d01b1ff1ae077982cf5629010af.tar.bz2 linux-stable-29fc9b3873607d01b1ff1ae077982cf5629010af.zip | |
rpmsg: glink: Use spinlock in tx path
Switch the tx_lock to a spinlock we allow clients to use rpmsg_trysend()
from atomic context.
In order to allow clients to sleep while waiting for space in the FIFO
we release the lock temporarily around the delay; which should be
replaced by sending a READ_NOTIF and waiting for the remote to signal
us that space has been made available.
Tested-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'arch')
0 files changed, 0 insertions, 0 deletions