On Thu, Jun 13, 2019 at 11:09:24AM -0700, Stephen Boyd wrote: > From: Andrey Pronin <apronin@xxxxxxxxxxxx> > > Other drivers or userspace may initiate sending a message to the tpm > while the device itself and the controller of the bus it is on are > suspended. That may break the bus driver logic. > Block sending messages while the device is suspended. > > Signed-off-by: Andrey Pronin <apronin@xxxxxxxxxxxx> > Signed-off-by: Stephen Boyd <swboyd@xxxxxxxxxxxx> > > I don't think this was ever posted before. Use a real lock. Jason