return 0;
}
-void io_sm_init(void)
-{
- /* Do nothing */
-}
#if defined(CONFIG_TIDSPBRIDGE_BACKTRACE) || defined(CONFIG_TIDSPBRIDGE_DEBUG)
void print_dsp_debug_trace(struct io_mgr *hio_mgr)
DBC_REQUIRE(driver_file_name != NULL);
- io_sm_init(); /* Initialization of io_sm module */
-
if (strcmp(driver_file_name, "UMA") == 0)
*drv_intf = &drv_interface_fxns;
else
#include <dspbridge/chnlpriv.h>
-/*
- * ======== chnl_close ========
- * Purpose:
- * Ensures all pending I/O on this channel is cancelled, discards all
- * queued I/O completion notifications, then frees the resources allocated
- * for this channel, and makes the corresponding logical channel id
- * available for subsequent use.
- * Parameters:
- * chnl_obj: Channel object handle.
- * Returns:
- * 0: Success;
- * -EFAULT: Invalid chnl_obj.
- * Requires:
- * chnl_init(void) called.
- * No thread must be blocked on this channel's I/O completion event.
- * Ensures:
- * 0: The I/O completion event for this channel is freed.
- * chnl_obj is no longer valid.
- */
-extern int chnl_close(struct chnl_object *chnl_obj);
-
/*
* ======== chnl_create ========
* Purpose:
extern int dbll_load(struct dbll_library_obj *lib,
dbll_flags flags,
struct dbll_attrs *attrs, u32 * entry);
-extern int dbll_load_sect(struct dbll_library_obj *zl_lib,
- char *sec_name, struct dbll_attrs *attrs);
extern int dbll_open(struct dbll_tar_obj *target, char *file,
dbll_flags flags,
struct dbll_library_obj **lib_obj);
extern int dbll_read_sect(struct dbll_library_obj *lib,
char *name, char *buf, u32 size);
-extern void dbll_set_attrs(struct dbll_tar_obj *target,
- struct dbll_attrs *pattrs);
extern void dbll_unload(struct dbll_library_obj *lib, struct dbll_attrs *attrs);
-extern int dbll_unload_sect(struct dbll_library_obj *lib,
- char *sect_name, struct dbll_attrs *attrs);
#ifdef CONFIG_TIDSPBRIDGE_BACKTRACE
bool dbll_find_dsp_symbol(struct dbll_library_obj *zl_lib, u32 address,
u32 offset_range, u32 *sym_addr_output, char *name_output);
dbll_get_sect_fxn get_sect_fxn;
dbll_init_fxn init_fxn;
dbll_load_fxn load_fxn;
- dbll_load_sect_fxn load_sect_fxn;
dbll_open_fxn open_fxn;
dbll_read_sect_fxn read_sect_fxn;
- dbll_set_attrs_fxn set_attrs_fxn;
dbll_unload_fxn unload_fxn;
- dbll_unload_sect_fxn unload_sect_fxn;
};
#endif /* DBLDEFS_ */
const char *driver_file_name,
struct cfg_devnode *dev_node_obj);
-/*
- * ======== dev_create_iva_device ========
- * Purpose:
- * Called by the operating system to load the Bridge Driver for IVA.
- * Parameters:
- * device_obj: Ptr to location to receive the device object handle.
- * driver_file_name: Name of Bridge driver PE DLL file to load. If the
- * absolute path is not provided, the file is loaded
- * through 'Bridge's module search path.
- * host_config: Host configuration information, to be passed down
- * to the Bridge driver when bridge_dev_create() is called.
- * pDspConfig: DSP resources, to be passed down to the Bridge driver
- * when bridge_dev_create() is called.
- * dev_node_obj: Platform specific device node.
- * Returns:
- * 0: Module is loaded, device object has been created
- * -ENOMEM: Insufficient memory to create needed resources.
- * -EPERM: Unable to find Bridge driver entry point function.
- * -ESPIPE: Unable to load ZL DLL.
- * Requires:
- * DEV Initialized.
- * device_obj != NULL.
- * driver_file_name != NULL.
- * host_config != NULL.
- * pDspConfig != NULL.
- * Ensures:
- * 0: *device_obj will contain handle to the new device object.
- * Otherwise, does not create the device object, ensures the Bridge driver
- * module is unloaded, and sets *device_obj to NULL.
- */
-extern int dev_create_iva_device(struct dev_object
- **device_obj,
- const char *driver_file_name,
- const struct cfg_hostres
- *host_config,
- struct cfg_devnode *dev_node_obj);
-
/*
* ======== dev_create2 ========
* Purpose:
*/
extern bool dev_init(void);
-/*
- * ======== dev_is_locked ========
- * Purpose:
- * Predicate function to determine if the device has been
- * locked by a client for exclusive access.
- * Parameters:
- * hdev_obj: Handle to device object created with
- * dev_create_device().
- * Returns:
- * 0: TRUE: device has been locked.
- * 0: FALSE: device not locked.
- * -EFAULT: hdev_obj was invalid.
- * Requires:
- * DEV Initialized.
- * Ensures:
- */
-extern int dev_is_locked(struct dev_object *hdev_obj);
-
/*
* ======== dev_insert_proc_object ========
* Purpose:
extern int bridge_io_on_loaded(struct io_mgr *hio_mgr);
-extern int iva_io_on_loaded(struct io_mgr *hio_mgr);
extern int bridge_io_get_proc_load(struct io_mgr *hio_mgr,
struct dsp_procloadstat *proc_lstat);
extern struct platform_device *omap_dspbridge_dev;
extern struct device *bridge;
-#if defined(CONFIG_TIDSPBRIDGE) || defined(CONFIG_TIDSPBRIDGE_MODULE)
-extern void dspbridge_reserve_sdram(void);
-#else
-static inline void dspbridge_reserve_sdram(void)
-{
-}
-#endif
-
-extern unsigned long dspbridge_get_mempool_base(void);
#endif
*/
extern bool io_init(void);
-/*
- * ======== io_on_loaded ========
- * Purpose:
- * Called when a program is loaded so IO manager can update its
- * internal state.
- * Parameters:
- * hio_mgr: IOmanager object.
- * Returns:
- * 0: Success.
- * -EFAULT: hio_mgr was invalid.
- * Requires:
- * io_init(void) called.
- * Ensures:
- */
-extern int io_on_loaded(struct io_mgr *hio_mgr);
-
#endif /* CHNL_ */
*/
extern void iosm_schedule(struct io_mgr *io_manager);
-/*
- * DSP-DMA IO functions
- */
-
-/*
- * ======== io_ddma_init_chnl_desc ========
- * Purpose:
- * Initialize DSP DMA channel descriptor.
- * Parameters:
- * hio_mgr: Handle to a I/O manager.
- * ddma_chnl_id: DDMA channel identifier.
- * num_desc: Number of buffer descriptors(equals # of IOReqs &
- * Chirps)
- * dsp: Dsp address;
- * Returns:
- * Requires:
- * ddma_chnl_id < DDMA_MAXDDMACHNLS
- * num_desc > 0
- * pVa != NULL
- * pDspPa != NULL
- *
- * Ensures:
- */
-extern void io_ddma_init_chnl_desc(struct io_mgr *hio_mgr, u32 ddma_chnl_id,
- u32 num_desc, void *dsp);
-
-/*
- * ======== io_ddma_clear_chnl_desc ========
- * Purpose:
- * Clear DSP DMA channel descriptor.
- * Parameters:
- * hio_mgr: Handle to a I/O manager.
- * ddma_chnl_id: DDMA channel identifier.
- * Returns:
- * Requires:
- * ddma_chnl_id < DDMA_MAXDDMACHNLS
- * Ensures:
- */
-extern void io_ddma_clear_chnl_desc(struct io_mgr *hio_mgr, u32 ddma_chnl_id);
-
-/*
- * ======== io_ddma_request_chnl ========
- * Purpose:
- * Request channel DSP-DMA from the DSP. Sets up SM descriptors and
- * control fields in shared memory.
- * Parameters:
- * hio_mgr: Handle to a I/O manager.
- * pchnl: Ptr to channel object
- * chnl_packet_obj: Ptr to channel i/o request packet.
- * Returns:
- * Requires:
- * pchnl != NULL
- * pchnl->cio_reqs > 0
- * chnl_packet_obj != NULL
- * Ensures:
- */
-extern void io_ddma_request_chnl(struct io_mgr *hio_mgr,
- struct chnl_object *pchnl,
- struct chnl_irp *chnl_packet_obj,
- u16 *mbx_val);
-
-/*
- * Zero-copy IO functions
- */
-
-/*
- * ======== io_ddzc_init_chnl_desc ========
- * Purpose:
- * Initialize ZCPY channel descriptor.
- * Parameters:
- * hio_mgr: Handle to a I/O manager.
- * zid: zero-copy channel identifier.
- * Returns:
- * Requires:
- * ddma_chnl_id < DDMA_MAXZCPYCHNLS
- * hio_mgr != Null
- * Ensures:
- */
-extern void io_ddzc_init_chnl_desc(struct io_mgr *hio_mgr, u32 zid);
-
-/*
- * ======== io_ddzc_clear_chnl_desc ========
- * Purpose:
- * Clear DSP ZC channel descriptor.
- * Parameters:
- * hio_mgr: Handle to a I/O manager.
- * ch_id: ZC channel identifier.
- * Returns:
- * Requires:
- * hio_mgr is valid
- * ch_id < DDMA_MAXZCPYCHNLS
- * Ensures:
- */
-extern void io_ddzc_clear_chnl_desc(struct io_mgr *hio_mgr, u32 ch_id);
-
-/*
- * ======== io_ddzc_request_chnl ========
- * Purpose:
- * Request zero-copy channel transfer. Sets up SM descriptors and
- * control fields in shared memory.
- * Parameters:
- * hio_mgr: Handle to a I/O manager.
- * pchnl: Ptr to channel object
- * chnl_packet_obj: Ptr to channel i/o request packet.
- * Returns:
- * Requires:
- * pchnl != NULL
- * pchnl->cio_reqs > 0
- * chnl_packet_obj != NULL
- * Ensures:
- */
-extern void io_ddzc_request_chnl(struct io_mgr *hio_mgr,
- struct chnl_object *pchnl,
- struct chnl_irp *chnl_packet_obj,
- u16 *mbx_val);
-
/*
* ======== io_sh_msetting ========
* Purpose:
/* Maximum channel bufsize that can be used. */
extern u32 io_buf_size(struct io_mgr *hio_mgr);
-extern u32 io_read_value(struct bridge_dev_context *dev_ctxt, u32 dsp_addr);
-
-extern void io_write_value(struct bridge_dev_context *dev_ctxt,
- u32 dsp_addr, u32 value);
-
-extern u32 io_read_value_long(struct bridge_dev_context *dev_ctxt,
- u32 dsp_addr);
-
-extern void io_write_value_long(struct bridge_dev_context *dev_ctxt,
- u32 dsp_addr, u32 value);
-
-extern void io_or_set_value(struct bridge_dev_context *dev_ctxt,
- u32 dsp_addr, u32 value);
-
-extern void io_and_set_value(struct bridge_dev_context *dev_ctxt,
- u32 dsp_addr, u32 value);
-
-extern void io_sm_init(void);
-
#ifdef CONFIG_TIDSPBRIDGE_BACKTRACE
/*
* ========print_dsp_trace_buffer ========
*/
extern int node_change_priority(struct node_object *hnode, s32 prio);
-/*
- * ======== node_close_orphans ========
- * Purpose:
- * Delete all nodes whose owning processor is being destroyed.
- * Parameters:
- * hnode_mgr: Node manager object.
- * proc: Handle to processor object being destroyed.
- * Returns:
- * 0: Success.
- * -EPERM: Unable to delete all nodes belonging to proc.
- * Requires:
- * Valid hnode_mgr.
- * proc != NULL.
- * Ensures:
- */
-extern int node_close_orphans(struct node_mgr *hnode_mgr,
- struct proc_object *proc);
-
/*
* ======== node_connect ========
* Purpose:
#include <dspbridge/nodepriv.h>
#include <dspbridge/drv.h>
-extern int drv_get_proc_ctxt_list(struct process_context **pctxt,
- struct drv_object *hdrv_obj);
-
-extern int drv_insert_proc_context(struct drv_object *driver_obj,
- void *process_ctxt);
-
extern int drv_remove_all_dmm_res_elements(void *process_ctxt);
extern int drv_remove_all_node_res_elements(void *process_ctxt);
-extern int drv_proc_set_pid(void *ctxt, s32 process);
-
extern int drv_remove_all_resources(void *process_ctxt);
-extern int drv_remove_proc_context(struct drv_object *driver_obj,
- void *pr_ctxt);
-
extern int drv_insert_node_res_element(void *hnode, void *node_resource,
void *process_ctxt);
u8 **ap_buffer, u32 num_bufs,
struct process_context *pr_ctxt);
-/*
- * ======== strm_get_event_handle ========
- * Purpose:
- * Get stream's user event handle. This function is used when closing
- * a stream, so the event can be closed.
- * Parameter:
- * stream_obj: Stream handle returned from strm_open().
- * ph_event: Location to store event handle on output.
- * Returns:
- * 0: Success.
- * -EFAULT: Invalid stream_obj.
- * Requires:
- * strm_init(void) called.
- * ph_event != NULL.
- * Ensures:
- */
-extern int strm_get_event_handle(struct strm_object *stream_obj,
- void **ph_event);
-
/*
* ======== strm_get_info ========
* Purpose:
struct strm_res_object **strmres,
struct process_context *pr_ctxt);
-/*
- * ======== strm_prepare_buffer ========
- * Purpose:
- * Prepare a data buffer not allocated by DSPStream_AllocateBuffers()
- * for use with a stream.
- * Parameter:
- * stream_obj: Stream handle returned from strm_open().
- * usize: Size (GPP bytes) of the buffer.
- * pbuffer: Buffer address.
- * Returns:
- * 0: Success.
- * -EFAULT: Invalid stream_obj.
- * -EPERM: Failure occurred, unable to prepare buffer.
- * Requires:
- * strm_init(void) called.
- * pbuffer != NULL.
- * Ensures:
- */
-extern int strm_prepare_buffer(struct strm_object *stream_obj,
- u32 usize, u8 *pbuffer);
-
/*
* ======== strm_reclaim ========
* Purpose:
extern int strm_select(struct strm_object **strm_tab,
u32 strms, u32 *pmask, u32 utimeout);
-/*
- * ======== strm_unprepare_buffer ========
- * Purpose:
- * Unprepare a data buffer that was previously prepared for a stream
- * with DSPStream_PrepareBuffer(), and that will no longer be used with
- * the stream.
- * Parameter:
- * stream_obj: Stream handle returned from strm_open().
- * usize: Size (GPP bytes) of the buffer.
- * pbuffer: Buffer address.
- * Returns:
- * 0: Success.
- * -EFAULT: Invalid stream_obj.
- * -EPERM: Failure occurred, unable to unprepare buffer.
- * Requires:
- * strm_init(void) called.
- * pbuffer != NULL.
- * Ensures:
- */
-extern int strm_unprepare_buffer(struct strm_object *stream_obj,
- u32 usize, u8 *pbuffer);
-
#endif /* STRM_ */
(dbll_get_sect_fxn) dbll_get_sect,
(dbll_init_fxn) dbll_init,
(dbll_load_fxn) dbll_load,
- (dbll_load_sect_fxn) dbll_load_sect,
(dbll_open_fxn) dbll_open,
(dbll_read_sect_fxn) dbll_read_sect,
- (dbll_set_attrs_fxn) dbll_set_attrs,
(dbll_unload_fxn) dbll_unload,
- (dbll_unload_sect_fxn) dbll_unload_sect,
};
static bool no_op(void);
return status;
}
-/*
- * ======== dbll_load_sect ========
- * Not supported for COFF.
- */
-int dbll_load_sect(struct dbll_library_obj *zl_lib, char *sec_name,
- struct dbll_attrs *attrs)
-{
- DBC_REQUIRE(zl_lib);
-
- return -ENOSYS;
-}
-
/*
* ======== dbll_open ========
*/
return status;
}
-/*
- * ======== dbll_set_attrs ========
- * Set the attributes of the target.
- */
-void dbll_set_attrs(struct dbll_tar_obj *target, struct dbll_attrs *pattrs)
-{
- struct dbll_tar_obj *zl_target = (struct dbll_tar_obj *)target;
- DBC_REQUIRE(refs > 0);
- DBC_REQUIRE(zl_target);
- DBC_REQUIRE(pattrs != NULL);
-
- if ((pattrs != NULL) && (zl_target != NULL))
- zl_target->attrs = *pattrs;
-
-}
-
/*
* ======== dbll_unload ========
*/
DBC_ENSURE(zl_lib->load_ref >= 0);
}
-/*
- * ======== dbll_unload_sect ========
- * Not supported for COFF.
- */
-int dbll_unload_sect(struct dbll_library_obj *lib, char *sec_name,
- struct dbll_attrs *attrs)
-{
- DBC_REQUIRE(refs > 0);
- DBC_REQUIRE(sec_name != NULL);
-
- return -ENOSYS;
-}
-
/*
* ======== dof_close ========
*/
(dbll_get_sect_fxn) dbll_get_sect,
(dbll_init_fxn) dbll_init,
(dbll_load_fxn) dbll_load,
- (dbll_load_sect_fxn) dbll_load_sect,
(dbll_open_fxn) dbll_open,
(dbll_read_sect_fxn) dbll_read_sect,
- (dbll_set_attrs_fxn) dbll_set_attrs,
(dbll_unload_fxn) dbll_unload,
- (dbll_unload_sect_fxn) dbll_unload_sect,
};
static u32 refs; /* module reference count */
projects / linux-beck.git / commitdiff