diff options
Diffstat (limited to 'arch/arm/plat-omap/include/syslink/notify_driverdefs.h')
| -rw-r--r-- | arch/arm/plat-omap/include/syslink/notify_driverdefs.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/syslink/notify_driverdefs.h b/arch/arm/plat-omap/include/syslink/notify_driverdefs.h new file mode 100644 index 00000000000..56f6b282caf --- /dev/null +++ b/arch/arm/plat-omap/include/syslink/notify_driverdefs.h @@ -0,0 +1,137 @@ +/* + * notify_driverdefs.h + * + * Notify driver support for OMAP Processors. + * + * Copyright (C) 2008-2009 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + + +#if !defined(_NOTIFY_DRIVERDEFS_H_) +#define _NOTIFY_DRIVERDEFS_H_ + + +/* Module headers */ +#include <syslink/multiproc.h> +#include <syslink/notify.h> +#include <syslink/_notify.h> + + +/* Enumerations to indicate types of Driver initialization status */ +enum notify_driver_init_status { + NOTIFY_DRIVERINITSTATUS_NOTDONE = 0, + /* Driver initialization is not done. */ + NOTIFY_DRIVERINITSTATUS_DONE = 1, + /* Driver initialization is complete. */ + NOTIFY_DRIVERINITSTATUS_INPROGRESS = 2, + /* Driver initialization is in progress. */ + NOTIFY_DRIVERINITSTATUS_ENDVALUE = 3 + /* End delimiter indicating start of invalid values for this enum */ +}; + +struct notify_driver_object; + +/* This structure defines the function table interface for the Notify + * driver. + * This function table interface must be implemented by each Notify + * driver and registered with the Notify module. */ +struct notify_driver_fxn_table { + int (*register_event)(struct notify_driver_object *handle, + u32 event_id); + /* interface function register_event */ + int (*unregister_event)(struct notify_driver_object *handle, + u32 event_id); + /* interface function unregister_event */ + int (*send_event)(struct notify_driver_object *handle, u32 event_id, + u32 payload, bool wait_clear); + /* interface function send_event */ + u32 (*disable)(struct notify_driver_object *handle); + /* interface function disable */ + void (*enable)(struct notify_driver_object *handle); + /* interface function enable */ + void (*disable_event)(struct notify_driver_object *handle, + u32 event_id); + /* interface function disable_event */ + void (*enable_event)(struct notify_driver_object *handle, u32 event_id); + /* interface function enable_event */ +}; + +/* This structure defines the Notify driver object and handle used + * internally to contain all information required for the Notify driver + * This object contains all information for the Notify module to be + * able to identify and interact with the Notify driver. */ +struct notify_driver_object { + enum notify_driver_init_status is_init; + struct notify_driver_fxn_table fxn_table; + struct notify_object *notify_handle; +}; + +#if 0 +/* + *This structure defines information for all processors supported by + *the Notify driver. + *An instance of this object is provided for each processor handled by + *the Notify driver, when registering itself with the Notify module. + * + */ +struct notify_driver_proc_info { + u32 max_events; + u32 reserved_events; + bool event_priority; + u32 payload_size; + u16 proc_id; +}; + +/* + * This structure defines the structure for specifying Notify driver + * attributes to the Notify module. + * This structure provides information about the Notify driver to the + * Notify module. The information is used by the Notify module mainly + * for parameter validation. It may also be used by the Notify module + * to take appropriate action if required, based on the characteristics + * of the Notify driver. + */ +struct notify_driver_attrs { + u32 numProc; + struct notify_driver_proc_info + proc_info[MULTIPROC_MAXPROCESSORS]; +}; + +union notify_drv_procevents{ + struct { + struct notify_shmdrv_attrs attrs; + struct notify_shmdrv_ctrl *ctrl_ptr; + } shm_events; + + struct { + /*Attributes */ + unsigned long int num_events; + unsigned long int send_event_pollcount; + /*Control Paramters */ + unsigned long int send_init_status ; + struct notify_shmdrv_eventreg_mask reg_mask ; + } non_shm_events; +}; + +struct notify_drv_eventlist { + unsigned long int event_handler_count; + struct list_head listeners; +}; + +struct notify_drv_proc_module { + unsigned long int proc_id; + struct notify_drv_eventlist *event_list; + struct notify_shmdrv_eventreg *reg_chart; + union notify_drv_procevents events_obj; +}; +#endif + +#endif /* !defined(_NOTIFY_DRIVERDEFS_H_) */ |