diff options
Diffstat (limited to 'drivers/staging/vc04_services/interface/vchi/vchi_common.h')
| -rw-r--r-- | drivers/staging/vc04_services/interface/vchi/vchi_common.h | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/drivers/staging/vc04_services/interface/vchi/vchi_common.h b/drivers/staging/vc04_services/interface/vchi/vchi_common.h index 141af16ce031..7fc04e38936d 100644 --- a/drivers/staging/vc04_services/interface/vchi/vchi_common.h +++ b/drivers/staging/vc04_services/interface/vchi/vchi_common.h @@ -33,10 +33,14 @@ enum vchi_crc_control { enum vchi_callback_reason { VCHI_CALLBACK_REASON_MIN, - //This indicates that there is data available - //handle is the msg id that was transmitted with the data - // When a message is received and there was no FULL message available previously, send callback - // Tasks get kicked by the callback, reset their event and try and read from the fifo until it fails + /* + * This indicates that there is data available handle is the msg id that + * was transmitted with the data + * When a message is received and there was no FULL message available + * previously, send callback + * Tasks get kicked by the callback, reset their event and try and read + * from the fifo until it fails + */ VCHI_CALLBACK_MSG_AVAILABLE, VCHI_CALLBACK_MSG_SENT, VCHI_CALLBACK_MSG_SPACE_AVAILABLE, // XXX not yet implemented @@ -51,9 +55,11 @@ enum vchi_callback_reason { VCHI_CALLBACK_SERVICE_CLOSED, - // this side has sent XOFF to peer due to lack of data consumption by service - // (suggests the service may need to take some recovery action if it has - // been deliberately holding off consuming data) + /* + * this side has sent XOFF to peer due to lack of data consumption by + * service (suggests the service may need to take some recovery action + * if it has been deliberately holding off consuming data) + */ VCHI_CALLBACK_SENT_XOFF, VCHI_CALLBACK_SENT_XON, @@ -112,12 +118,16 @@ struct vchi_msg_vector { int32_t vec_len; }; -// Iterator structure for reading ahead through received message queue. Allocated by client, -// initialised by vchi_msg_look_ahead. Fields are for internal VCHI use only. -// Iterates over messages in queue at the instant of the call to vchi_msg_lookahead - -// will not proceed to messages received since. Behaviour is undefined if an iterator -// is used again after messages for that service are removed/dequeued by any -// means other than vchi_msg_iter_... calls on the iterator itself. +/* + * Iterator structure for reading ahead through received message queue. + * Allocated by client, initialised by vchi_msg_look_ahead. Fields are for + * internal VCHI use only. + * Iterates over messages in queue at the instant of the call to + * vchi_msg_lookahead - will not proceed to messages received since. + * Behaviour is undefined if an iterator is used again after messages for that + * service are removed/dequeued by any means other than vchi_msg_iter_... + * calls on the iterator itself. + */ struct vchi_msg_iter { struct opaque_vchi_service_t *service; void *last; |