u32 strmwrap_register_notify(union trapped_args *args, void *pr_ctxt)
{
int status = 0;
struct dsp_notification notification;
struct strm_res_object *strm_res;
find_strm_handle(&strm_res, pr_ctxt,
args->args_strm_registernotify.stream);
if (!strm_res)
return -EFAULT;
notification.name = NULL;
notification.handle = NULL;
status = strm_register_notify(strm_res->stream,
args->args_strm_registernotify.event_mask,
args->args_strm_registernotify.
notify_type, ¬ification);
CP_TO_USR(args->args_strm_registernotify.notification, ¬ification,
status, 1);
return status;
}
u32 strmwrap_select(union trapped_args *args, void *pr_ctxt)
{
u32 mask;
struct strm_object *strm_tab[MAX_STREAMS];
int status = 0;
struct strm_res_object *strm_res;
int *ids[MAX_STREAMS];
int i;
if (args->args_strm_select.strm_num > MAX_STREAMS)
return -EINVAL;
CP_FM_USR(ids, args->args_strm_select.stream_tab, status,
args->args_strm_select.strm_num);
if (status)
return status;
for (i = 0; i < args->args_strm_select.strm_num; i++) {
find_strm_handle(&strm_res, pr_ctxt, ids[i]);
if (!strm_res)
return -EFAULT;
strm_tab[i] = strm_res->stream;
}
if (!status) {
status = strm_select(strm_tab, args->args_strm_select.strm_num,
&mask, args->args_strm_select.timeout);
}
CP_TO_USR(args->args_strm_select.mask, &mask, status, 1);
return status;
}
u32 strmwrap_get_info(union trapped_args *args, void *pr_ctxt)
{
int status = 0;
struct stream_info strm_info;
struct dsp_streaminfo user;
struct dsp_streaminfo *temp;
struct strm_res_object *strm_res;
find_strm_handle(&strm_res, pr_ctxt,
args->args_strm_getinfo.stream);
if (!strm_res)
return -EFAULT;
CP_FM_USR(&strm_info, args->args_strm_getinfo.stream_info, status, 1);
temp = strm_info.user_strm;
strm_info.user_strm = &user;
if (!status) {
status = strm_get_info(strm_res->stream,
&strm_info,
args->args_strm_getinfo.
stream_info_size);
}
CP_TO_USR(temp, strm_info.user_strm, status, 1);
strm_info.user_strm = temp;
CP_TO_USR(args->args_strm_getinfo.stream_info, &strm_info, status, 1);
return status;
}
u32 strmwrap_reclaim(union trapped_args *args, void *pr_ctxt)
{
int status = 0;
u8 *buf_ptr;
u32 ul_bytes;
u32 dw_arg;
u32 ul_buf_size;
struct strm_res_object *strm_res;
find_strm_handle(&strm_res, pr_ctxt, args->args_strm_reclaim.stream);
if (!strm_res)
return -EFAULT;
status = strm_reclaim(strm_res->stream, &buf_ptr,
&ul_bytes, &ul_buf_size, &dw_arg);
CP_TO_USR(args->args_strm_reclaim.buf_ptr, &buf_ptr, status, 1);
CP_TO_USR(args->args_strm_reclaim.bytes, &ul_bytes, status, 1);
CP_TO_USR(args->args_strm_reclaim.arg, &dw_arg, status, 1);
if (args->args_strm_reclaim.buf_size_ptr != NULL) {
CP_TO_USR(args->args_strm_reclaim.buf_size_ptr, &ul_buf_size,
status, 1);
}
return status;
}
u32 strmwrap_free_buffer(union trapped_args *args, void *pr_ctxt)
{
int status = 0;
u8 **ap_buffer = NULL;
u32 num_bufs = args->args_strm_freebuffer.num_bufs;
struct strm_res_object *strm_res;
find_strm_handle(&strm_res, pr_ctxt,
args->args_strm_freebuffer.stream);
if (!strm_res)
return -EFAULT;
if (num_bufs > MAX_BUFS)
return -EINVAL;
ap_buffer = kmalloc((num_bufs * sizeof(u8 *)), GFP_KERNEL);
if (ap_buffer == NULL)
return -ENOMEM;
CP_FM_USR(ap_buffer, args->args_strm_freebuffer.ap_buffer, status,
num_bufs);
if (!status)
status = strm_free_buffer(strm_res,
ap_buffer, num_bufs, pr_ctxt);
CP_TO_USR(args->args_strm_freebuffer.ap_buffer, ap_buffer, status,
num_bufs);
kfree(ap_buffer);
return status;
}
u32 strmwrap_close(union trapped_args *args, void *pr_ctxt)
{
struct strm_res_object *strm_res;
find_strm_handle(&strm_res, pr_ctxt, args->args_strm_close.stream);
if (!strm_res)
return -EFAULT;
return strm_close(strm_res, pr_ctxt);
}
u32 strmwrap_idle(union trapped_args *args, void *pr_ctxt)
{
u32 ret;
struct strm_res_object *strm_res;
find_strm_handle(&strm_res, pr_ctxt, args->args_strm_idle.stream);
if (!strm_res)
return -EFAULT;
ret = strm_idle(strm_res->stream, args->args_strm_idle.flush_flag);
return ret;
}
u32 strmwrap_issue(union trapped_args *args, void *pr_ctxt)
{
int status = 0;
struct strm_res_object *strm_res;
find_strm_handle(&strm_res, pr_ctxt, args->args_strm_issue.stream);
if (!strm_res)
return -EFAULT;
if (!args->args_strm_issue.buffer)
return -EFAULT;
status = strm_issue(strm_res->stream,
args->args_strm_issue.buffer,
args->args_strm_issue.bytes,
args->args_strm_issue.buf_size,
args->args_strm_issue.arg);
return status;
}
/*
* ======== strmwrap_issue ========
*/
u32 strmwrap_issue(union trapped_args *args, void *pr_ctxt)
{
int status = 0;
struct strm_res_object *strm_res;
find_strm_handle(&strm_res, pr_ctxt, args->args_strm_issue.stream);
if (!strm_res)
return -EFAULT;
if (!args->args_strm_issue.buffer)
return -EFAULT;
/* No need of doing CP_FM_USR for the user buffer (pbuffer)
as this is done in Bridge internal function bridge_chnl_add_io_req
in chnl_sm.c */
status = strm_issue(strm_res->stream,
args->args_strm_issue.buffer,
args->args_strm_issue.bytes,
args->args_strm_issue.buf_size,
args->args_strm_issue.arg);
return status;
}