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| author |   Alexander Usyskin <alexander.usyskin@intel.com> | 2020-11-16 14:56:11 +0200 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-12-07 10:29:57 +0100 |
| commit | 85261c1ff156eb60fc26c378748387f2e85c6878 (patch) | |
| tree | 6e487243c332131f5c2fbd31f7b99f7fce924f66 /include/linux/mei_cl_bus.h | |
| parent | Merge tag 'soundwire-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire into char-misc-next (diff) | |
| download | linux-dev-85261c1ff156eb60fc26c378748387f2e85c6878.tar.xz linux-dev-85261c1ff156eb60fc26c378748387f2e85c6878.zip | |
mei: bus: add vtag support
Add API to support vtag in communication on mei bus.
Add mei_cldev_send_vtag, mei_cldev_recv_vtag and
mei_cldev_recv_nonblock_vtag functions to allow sending a message
with vtag set and to receive vtag of an incoming message.
Cc: Sean Z Huang <sean.z.huang@intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Link: https://lore.kernel.org/r/20201116125612.1660971-1-tomas.winkler@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/mei_cl_bus.h')
| -rw-r--r-- | include/linux/mei_cl_bus.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h index 52aa4821093a..959ad7d850b4 100644 --- a/include/linux/mei_cl_bus.h +++ b/include/linux/mei_cl_bus.h @@ -95,6 +95,12 @@ ssize_t mei_cldev_send(struct mei_cl_device *cldev, u8 *buf, size_t length); ssize_t mei_cldev_recv(struct mei_cl_device *cldev, u8 *buf, size_t length); ssize_t mei_cldev_recv_nonblock(struct mei_cl_device *cldev, u8 *buf, size_t length); +ssize_t mei_cldev_send_vtag(struct mei_cl_device *cldev, u8 *buf, size_t length, + u8 vtag); +ssize_t mei_cldev_recv_vtag(struct mei_cl_device *cldev, u8 *buf, size_t length, + u8 *vtag); +ssize_t mei_cldev_recv_nonblock_vtag(struct mei_cl_device *cldev, u8 *buf, + size_t length, u8 *vtag); int mei_cldev_register_rx_cb(struct mei_cl_device *cldev, mei_cldev_cb_t rx_cb); int mei_cldev_register_notif_cb(struct mei_cl_device *cldev, |