diff options
Diffstat (limited to 'drivers/misc/mei/bus.c')
| -rw-r--r-- | drivers/misc/mei/bus.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c index 46aa3554e97b..fdb5f7331695 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -34,6 +34,26 @@ ssize_t __mei_cl_send(struct mei_cl *cl, const u8 *buf, size_t length, u8 vtag, unsigned int mode) { + return __mei_cl_send_timeout(cl, buf, length, vtag, mode, MAX_SCHEDULE_TIMEOUT); +} + +/** + * __mei_cl_send_timeout - internal client send (write) + * + * @cl: host client + * @buf: buffer to send + * @length: buffer length + * @vtag: virtual tag + * @mode: sending mode + * @timeout: send timeout in milliseconds. + * effective only for blocking writes: the MEI_CL_IO_TX_BLOCKING mode bit is set. + * set timeout to the MAX_SCHEDULE_TIMEOUT to maixum allowed wait. + * + * Return: written size bytes or < 0 on error + */ +ssize_t __mei_cl_send_timeout(struct mei_cl *cl, const u8 *buf, size_t length, u8 vtag, + unsigned int mode, unsigned long timeout) +{ struct mei_device *bus; struct mei_cl_cb *cb; ssize_t rets; @@ -101,7 +121,7 @@ ssize_t __mei_cl_send(struct mei_cl *cl, const u8 *buf, size_t length, u8 vtag, cb->blocking = !!(mode & MEI_CL_IO_TX_BLOCKING); memcpy(cb->buf.data, buf, length); - rets = mei_cl_write(cl, cb); + rets = mei_cl_write(cl, cb, timeout); out: mutex_unlock(&bus->device_lock); |