diff options
| author | Chris Lew <quic_clew@quicinc.com> | 2023-07-07 00:41:38 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2023-07-15 21:35:02 +0300 |
| commit | 5550201c0fe26a76c53983bd36a58d4c4395ec22 (patch) | |
| tree | e0abbc1b7dd7217b74da4ae8635b458684269ced /include | |
| parent | a2b73aa512a4a90dda7dd5bb38b26b4f1381adbb (diff) | |
| download | linux-5550201c0fe26a76c53983bd36a58d4c4395ec22.tar.xz | |
rpmsg: char: Add RPMSG GET/SET FLOWCONTROL IOCTL support
Add RPMSG_GET_OUTGOING_FLOWCONTROL and RPMSG_SET_INCOMING_FLOWCONTROL
IOCTL support for rpmsg char device nodes to get/set the low level
transport signals.
Signed-off-by: Chris Lew <quic_clew@quicinc.com>
Signed-off-by: Deepak Kumar Singh <quic_deesin@quicinc.com>
Signed-off-by: Sarannya S <quic_sarannya@quicinc.com>
Acked-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
Link: https://lore.kernel.org/r/1688679698-31274-4-git-send-email-quic_sarannya@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/rpmsg.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/uapi/linux/rpmsg.h b/include/uapi/linux/rpmsg.h index 1637e68177d9..f0c8da2b185b 100644 --- a/include/uapi/linux/rpmsg.h +++ b/include/uapi/linux/rpmsg.h @@ -43,4 +43,14 @@ struct rpmsg_endpoint_info { */ #define RPMSG_RELEASE_DEV_IOCTL _IOW(0xb5, 0x4, struct rpmsg_endpoint_info) +/** + * Get the flow control state of the remote rpmsg char device. + */ +#define RPMSG_GET_OUTGOING_FLOWCONTROL _IOR(0xb5, 0x5, int) + +/** + * Set the flow control state of the local rpmsg char device. + */ +#define RPMSG_SET_INCOMING_FLOWCONTROL _IOR(0xb5, 0x6, int) + #endif |