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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 /drivers/misc/mei/mei_dev.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 'drivers/misc/mei/mei_dev.h')
| -rw-r--r-- | drivers/misc/mei/mei_dev.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h index 2f4cc1a8aae8..8c395bfdf6f3 100644 --- a/drivers/misc/mei/mei_dev.h +++ b/drivers/misc/mei/mei_dev.h @@ -340,9 +340,9 @@ struct mei_hw_ops { /* MEI bus API*/ void mei_cl_bus_rescan_work(struct work_struct *work); void mei_cl_bus_dev_fixup(struct mei_cl_device *dev); -ssize_t __mei_cl_send(struct mei_cl *cl, u8 *buf, size_t length, +ssize_t __mei_cl_send(struct mei_cl *cl, u8 *buf, size_t length, u8 vtag, unsigned int mode); -ssize_t __mei_cl_recv(struct mei_cl *cl, u8 *buf, size_t length, +ssize_t __mei_cl_recv(struct mei_cl *cl, u8 *buf, size_t length, u8 *vtag, unsigned int mode, unsigned long timeout); bool mei_cl_bus_rx_event(struct mei_cl *cl); bool mei_cl_bus_notify_event(struct mei_cl *cl); |