XFER_TIMEOUT
time_left = wait_for_completion_timeout(&gi2c->done, XFER_TIMEOUT);
time_left = wait_for_completion_timeout(&gi2c->done, XFER_TIMEOUT);
XFER_TIMEOUT, &gi2c->done);
time_left = wait_for_completion_timeout(&gi2c->done, XFER_TIMEOUT);
if (!wait_for_completion_timeout(&xfer->comp, XFER_TIMEOUT))
if (!wait_for_completion_timeout(&xfer->comp, XFER_TIMEOUT))
if (!wait_for_completion_timeout(&xfer->comp, XFER_TIMEOUT))
if (!wait_for_completion_timeout(&xfer->comp, XFER_TIMEOUT))