diff options
Diffstat (limited to 'drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h')
| -rw-r--r-- | drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h | 65 |
1 files changed, 29 insertions, 36 deletions
diff --git a/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h b/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h index db1441c0cc66..66965da11443 100644 --- a/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h +++ b/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h @@ -17,12 +17,6 @@ enum vchiq_reason { VCHIQ_BULK_RECEIVE_ABORTED /* service, -, bulk_userdata */ }; -enum vchiq_status { - VCHIQ_ERROR = -1, - VCHIQ_SUCCESS = 0, - VCHIQ_RETRY = 1 -}; - enum vchiq_bulk_mode { VCHIQ_BULK_MODE_CALLBACK, VCHIQ_BULK_MODE_BLOCKING, @@ -57,11 +51,11 @@ struct vchiq_instance; struct vchiq_service_base { int fourcc; - enum vchiq_status (*callback)(struct vchiq_instance *instance, - enum vchiq_reason reason, - struct vchiq_header *header, - unsigned int handle, - void *bulk_userdata); + int (*callback)(struct vchiq_instance *instance, + enum vchiq_reason reason, + struct vchiq_header *header, + unsigned int handle, + void *bulk_userdata); void *userdata; }; @@ -74,11 +68,11 @@ struct vchiq_completion_data_kernel { struct vchiq_service_params_kernel { int fourcc; - enum vchiq_status (*callback)(struct vchiq_instance *instance, - enum vchiq_reason reason, - struct vchiq_header *header, - unsigned int handle, - void *bulk_userdata); + int (*callback)(struct vchiq_instance *instance, + enum vchiq_reason reason, + struct vchiq_header *header, + unsigned int handle, + void *bulk_userdata); void *userdata; short version; /* Increment for non-trivial changes */ short version_min; /* Update for incompatible changes */ @@ -86,33 +80,32 @@ struct vchiq_service_params_kernel { struct vchiq_instance; -extern enum vchiq_status vchiq_initialise(struct vchiq_instance **pinstance); -extern enum vchiq_status vchiq_shutdown(struct vchiq_instance *instance); -extern enum vchiq_status vchiq_connect(struct vchiq_instance *instance); -extern enum vchiq_status vchiq_open_service(struct vchiq_instance *instance, - const struct vchiq_service_params_kernel *params, - unsigned int *pservice); -extern enum vchiq_status vchiq_close_service(struct vchiq_instance *instance, - unsigned int service); -extern enum vchiq_status vchiq_use_service(struct vchiq_instance *instance, unsigned int service); -extern enum vchiq_status vchiq_release_service(struct vchiq_instance *instance, - unsigned int service); +extern int vchiq_initialise(struct vchiq_instance **pinstance); +extern int vchiq_shutdown(struct vchiq_instance *instance); +extern int vchiq_connect(struct vchiq_instance *instance); +extern int vchiq_open_service(struct vchiq_instance *instance, + const struct vchiq_service_params_kernel *params, + unsigned int *pservice); +extern int vchiq_close_service(struct vchiq_instance *instance, + unsigned int service); +extern int vchiq_use_service(struct vchiq_instance *instance, unsigned int service); +extern int vchiq_release_service(struct vchiq_instance *instance, + unsigned int service); extern void vchiq_msg_queue_push(struct vchiq_instance *instance, unsigned int handle, struct vchiq_header *header); extern void vchiq_release_message(struct vchiq_instance *instance, unsigned int service, struct vchiq_header *header); extern int vchiq_queue_kernel_message(struct vchiq_instance *instance, unsigned int handle, void *data, unsigned int size); -extern enum vchiq_status vchiq_bulk_transmit(struct vchiq_instance *instance, unsigned int service, - const void *data, unsigned int size, void *userdata, - enum vchiq_bulk_mode mode); -extern enum vchiq_status vchiq_bulk_receive(struct vchiq_instance *instance, unsigned int service, - void *data, unsigned int size, void *userdata, - enum vchiq_bulk_mode mode); +extern int vchiq_bulk_transmit(struct vchiq_instance *instance, unsigned int service, + const void *data, unsigned int size, void *userdata, + enum vchiq_bulk_mode mode); +extern int vchiq_bulk_receive(struct vchiq_instance *instance, unsigned int service, + void *data, unsigned int size, void *userdata, + enum vchiq_bulk_mode mode); extern void *vchiq_get_service_userdata(struct vchiq_instance *instance, unsigned int service); -extern enum vchiq_status vchiq_get_peer_version(struct vchiq_instance *instance, - unsigned int handle, - short *peer_version); +extern int vchiq_get_peer_version(struct vchiq_instance *instance, unsigned int handle, + short *peer_version); extern struct vchiq_header *vchiq_msg_hold(struct vchiq_instance *instance, unsigned int handle); #endif /* VCHIQ_H */ |