From aa50accfda60468fd132573b8f83e158ff45cb3d Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Tue, 23 Apr 2019 08:44:59 -0400 Subject: [PATCH] media: cec: add CEC_MSG_FL_RAW flag and msg_is_raw helper function This adds the userspace API to send raw unchecked CEC messages. This will require root permissions. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/cec/cec-priv.h | 5 +++++ include/uapi/linux/cec.h | 1 + 2 files changed, 6 insertions(+) diff --git a/drivers/media/cec/cec-priv.h b/drivers/media/cec/cec-priv.h index 804e38f..7bdf855 100644 --- a/drivers/media/cec/cec-priv.h +++ b/drivers/media/cec/cec-priv.h @@ -20,6 +20,11 @@ /* devnode to cec_adapter */ #define to_cec_adapter(node) container_of(node, struct cec_adapter, devnode) +static inline bool msg_is_raw(const struct cec_msg *msg) +{ + return msg->flags & CEC_MSG_FL_RAW; +} + /* cec-core.c */ extern int cec_debug; int cec_get_device(struct cec_devnode *devnode); diff --git a/include/uapi/linux/cec.h b/include/uapi/linux/cec.h index 3094af6..5704fa0 100644 --- a/include/uapi/linux/cec.h +++ b/include/uapi/linux/cec.h @@ -144,6 +144,7 @@ static inline void cec_msg_set_reply_to(struct cec_msg *msg, /* cec_msg flags field */ #define CEC_MSG_FL_REPLY_TO_FOLLOWERS (1 << 0) +#define CEC_MSG_FL_RAW (1 << 1) /* cec_msg tx/rx_status field */ #define CEC_TX_STATUS_OK (1 << 0) -- 2.7.4