diff options
Diffstat (limited to 'drivers/misc/mei/client.h')
-rw-r--r-- | drivers/misc/mei/client.h | 114 |
1 files changed, 107 insertions, 7 deletions
diff --git a/drivers/misc/mei/client.h b/drivers/misc/mei/client.h index 0a39e5d45171..8d7f057f1045 100644 --- a/drivers/misc/mei/client.h +++ b/drivers/misc/mei/client.h @@ -44,6 +44,30 @@ void mei_me_cl_rm_by_uuid_id(struct mei_device *dev, const uuid_le *uuid, u8 id); void mei_me_cl_rm_all(struct mei_device *dev); +/** + * mei_me_cl_is_active - check whether me client is active in the fw + * + * @me_cl: me client + * + * Return: true if the me client is active in the firmware + */ +static inline bool mei_me_cl_is_active(const struct mei_me_client *me_cl) +{ + return !list_empty_careful(&me_cl->list); +} + +/** + * mei_me_cl_uuid - return me client protocol name (uuid) + * + * @me_cl: me client + * + * Return: me client protocol name + */ +static inline const uuid_le *mei_me_cl_uuid(const struct mei_me_client *me_cl) +{ + return &me_cl->props.protocol_name; +} + /* * MEI IO Functions */ @@ -94,18 +118,96 @@ int mei_cl_flow_ctrl_reduce(struct mei_cl *cl); /** * mei_cl_is_connected - host client is connected * - * @cl: host clinet + * @cl: host client * - * Return: true if the host clinet is connected + * Return: true if the host client is connected */ static inline bool mei_cl_is_connected(struct mei_cl *cl) { return cl->state == MEI_FILE_CONNECTED; } -bool mei_cl_is_other_connecting(struct mei_cl *cl); +/** + * mei_cl_me_id - me client id + * + * @cl: host client + * + * Return: me client id or 0 if client is not connected + */ +static inline u8 mei_cl_me_id(const struct mei_cl *cl) +{ + return cl->me_cl ? cl->me_cl->client_id : 0; +} + +/** + * mei_cl_mtu - maximal message that client can send and receive + * + * @cl: host client + * + * Return: mtu + */ +static inline size_t mei_cl_mtu(const struct mei_cl *cl) +{ + return cl->me_cl->props.max_msg_length; +} + +/** + * mei_cl_is_fixed_address - check whether the me client uses fixed address + * + * @cl: host client + * + * Return: true if the client is connected and it has fixed me address + */ +static inline bool mei_cl_is_fixed_address(const struct mei_cl *cl) +{ + return cl->me_cl && cl->me_cl->props.fixed_address; +} + +/** + * mei_cl_is_single_recv_buf- check whether the me client + * uses single receiving buffer + * + * @cl: host client + * + * Return: true if single_recv_buf == 1; 0 otherwise + */ +static inline bool mei_cl_is_single_recv_buf(const struct mei_cl *cl) +{ + return cl->me_cl->props.single_recv_buf; +} + +/** + * mei_cl_uuid - client's uuid + * + * @cl: host client + * + * Return: return uuid of connected me client + */ +static inline const uuid_le *mei_cl_uuid(const struct mei_cl *cl) +{ + return mei_me_cl_uuid(cl->me_cl); +} + +/** + * mei_cl_host_addr - client's host address + * + * @cl: host client + * + * Return: 0 for fixed address client, host address for dynamic client + */ +static inline u8 mei_cl_host_addr(const struct mei_cl *cl) +{ + return mei_cl_is_fixed_address(cl) ? 0 : cl->host_client_id; +} + int mei_cl_disconnect(struct mei_cl *cl); -int mei_cl_connect(struct mei_cl *cl, struct file *file); +void mei_cl_set_disconnected(struct mei_cl *cl); +int mei_cl_irq_disconnect(struct mei_cl *cl, struct mei_cl_cb *cb, + struct mei_cl_cb *cmpl_list); +int mei_cl_connect(struct mei_cl *cl, struct mei_me_client *me_cl, + struct file *file); +int mei_cl_irq_connect(struct mei_cl *cl, struct mei_cl_cb *cb, + struct mei_cl_cb *cmpl_list); int mei_cl_read_start(struct mei_cl *cl, size_t length, struct file *fp); int mei_cl_irq_read_msg(struct mei_cl *cl, struct mei_msg_hdr *hdr, struct mei_cl_cb *cmpl_list); @@ -117,14 +219,12 @@ void mei_cl_complete(struct mei_cl *cl, struct mei_cl_cb *cb); void mei_host_client_init(struct work_struct *work); - - void mei_cl_all_disconnect(struct mei_device *dev); void mei_cl_all_wakeup(struct mei_device *dev); void mei_cl_all_write_clear(struct mei_device *dev); #define MEI_CL_FMT "cl:host=%02d me=%02d " -#define MEI_CL_PRM(cl) (cl)->host_client_id, (cl)->me_client_id +#define MEI_CL_PRM(cl) (cl)->host_client_id, mei_cl_me_id(cl) #define cl_dbg(dev, cl, format, arg...) \ dev_dbg((dev)->dev, MEI_CL_FMT format, MEI_CL_PRM(cl), ##arg) |