diff options
Diffstat (limited to 'drivers/misc/mei/bus.c')
| -rw-r--r-- | drivers/misc/mei/bus.c | 92 |
1 files changed, 88 insertions, 4 deletions
diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c index 2e65ce6bdec7..f9bcff197615 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -257,7 +257,7 @@ out: } /** - * mei_cldev_send_vtag - me device send with vtag (write) + * mei_cldev_send_vtag - me device send with vtag (write) * * @cldev: me client device * @buf: buffer to send @@ -279,6 +279,29 @@ ssize_t mei_cldev_send_vtag(struct mei_cl_device *cldev, const u8 *buf, EXPORT_SYMBOL_GPL(mei_cldev_send_vtag); /** + * mei_cldev_send_vtag_timeout - me device send with vtag and timeout (write) + * + * @cldev: me client device + * @buf: buffer to send + * @length: buffer length + * @vtag: virtual tag + * @timeout: send timeout in milliseconds, 0 for infinite timeout + * + * Return: + * * written size in bytes + * * < 0 on error + */ + +ssize_t mei_cldev_send_vtag_timeout(struct mei_cl_device *cldev, const u8 *buf, + size_t length, u8 vtag, unsigned long timeout) +{ + struct mei_cl *cl = cldev->cl; + + return __mei_cl_send_timeout(cl, buf, length, vtag, MEI_CL_IO_TX_BLOCKING, timeout); +} +EXPORT_SYMBOL_GPL(mei_cldev_send_vtag_timeout); + +/** * mei_cldev_recv_vtag - client receive with vtag (read) * * @cldev: me client device @@ -323,7 +346,49 @@ ssize_t mei_cldev_recv_nonblock_vtag(struct mei_cl_device *cldev, u8 *buf, EXPORT_SYMBOL_GPL(mei_cldev_recv_nonblock_vtag); /** - * mei_cldev_send - me device send (write) + * mei_cldev_recv_timeout - client receive with timeout (read) + * + * @cldev: me client device + * @buf: buffer to receive + * @length: buffer length + * @timeout: send timeout in milliseconds, 0 for infinite timeout + * + * Return: + * * read size in bytes + * * < 0 on error + */ +ssize_t mei_cldev_recv_timeout(struct mei_cl_device *cldev, u8 *buf, size_t length, + unsigned long timeout) +{ + return mei_cldev_recv_vtag_timeout(cldev, buf, length, NULL, timeout); +} +EXPORT_SYMBOL_GPL(mei_cldev_recv_timeout); + +/** + * mei_cldev_recv_vtag_timeout - client receive with vtag (read) + * + * @cldev: me client device + * @buf: buffer to receive + * @length: buffer length + * @vtag: virtual tag + * @timeout: recv timeout in milliseconds, 0 for infinite timeout + * + * Return: + * * read size in bytes + * * < 0 on error + */ + +ssize_t mei_cldev_recv_vtag_timeout(struct mei_cl_device *cldev, u8 *buf, size_t length, + u8 *vtag, unsigned long timeout) +{ + struct mei_cl *cl = cldev->cl; + + return __mei_cl_recv(cl, buf, length, vtag, 0, timeout); +} +EXPORT_SYMBOL_GPL(mei_cldev_recv_vtag_timeout); + +/** + * mei_cldev_send - me device send (write) * * @cldev: me client device * @buf: buffer to send @@ -340,6 +405,25 @@ ssize_t mei_cldev_send(struct mei_cl_device *cldev, const u8 *buf, size_t length EXPORT_SYMBOL_GPL(mei_cldev_send); /** + * mei_cldev_send_timeout - me device send with timeout (write) + * + * @cldev: me client device + * @buf: buffer to send + * @length: buffer length + * @timeout: send timeout in milliseconds, 0 for infinite timeout + * + * Return: + * * written size in bytes + * * < 0 on error + */ +ssize_t mei_cldev_send_timeout(struct mei_cl_device *cldev, const u8 *buf, size_t length, + unsigned long timeout) +{ + return mei_cldev_send_vtag_timeout(cldev, buf, length, 0, timeout); +} +EXPORT_SYMBOL_GPL(mei_cldev_send_timeout); + +/** * mei_cldev_recv - client receive (read) * * @cldev: me client device @@ -1301,7 +1385,7 @@ static inline void mei_cl_bus_set_name(struct mei_cl_device *cldev) * @bus: mei device * @me_cl: me client * - * Return: allocated device structur or NULL on allocation failure + * Return: allocated device structure or NULL on allocation failure */ static struct mei_cl_device *mei_cl_bus_dev_alloc(struct mei_device *bus, struct mei_me_client *me_cl) @@ -1361,7 +1445,7 @@ static bool mei_cl_bus_dev_setup(struct mei_device *bus, * * @cldev: me client device * - * Return: 0 on success; < 0 on failre + * Return: 0 on success; < 0 on failure */ static int mei_cl_bus_dev_add(struct mei_cl_device *cldev) { |