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authorThomas Zimmermann <tzimmermann@suse.de>2022-07-14 09:57:37 +0200
committerThomas Zimmermann <tzimmermann@suse.de>2022-07-14 09:57:37 +0200
commitf83d9396d1f63048c423efa00e4e244da10a35fd (patch)
tree48da2cf9b20cc7049c92dd4a7dd74be11add86e5 /include/uapi/linux/cec.h
parent5ee8c8f930ba7d20717c4fc2d9f1ce0e757d1155 (diff)
parent0180290abb5ce5c870f84a00ffeda5802f641dce (diff)
Merge drm/drm-next into drm-misc-next-fixes
Backmerging from drm/drm-next for the final fixes that will go into v5.20. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'include/uapi/linux/cec.h')
-rw-r--r--include/uapi/linux/cec.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/uapi/linux/cec.h b/include/uapi/linux/cec.h
index de936f5e446d..1d48da926216 100644
--- a/include/uapi/linux/cec.h
+++ b/include/uapi/linux/cec.h
@@ -142,6 +142,26 @@ static inline void cec_msg_set_reply_to(struct cec_msg *msg,
msg->reply = msg->timeout = 0;
}
+/**
+ * cec_msg_recv_is_tx_result - return true if this message contains the
+ * result of an earlier non-blocking transmit
+ * @msg: the message structure from CEC_RECEIVE
+ */
+static inline int cec_msg_recv_is_tx_result(const struct cec_msg *msg)
+{
+ return msg->sequence && msg->tx_status && !msg->rx_status;
+}
+
+/**
+ * cec_msg_recv_is_rx_result - return true if this message contains the
+ * reply of an earlier non-blocking transmit
+ * @msg: the message structure from CEC_RECEIVE
+ */
+static inline int cec_msg_recv_is_rx_result(const struct cec_msg *msg)
+{
+ return msg->sequence && !msg->tx_status && msg->rx_status;
+}
+
/* cec_msg flags field */
#define CEC_MSG_FL_REPLY_TO_FOLLOWERS (1 << 0)
#define CEC_MSG_FL_RAW (1 << 1)