diff options
Diffstat (limited to 'linux/drivers/media/video/pvrusb2/pvrusb2-hdw.h')
| -rw-r--r-- | linux/drivers/media/video/pvrusb2/pvrusb2-hdw.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/linux/drivers/media/video/pvrusb2/pvrusb2-hdw.h b/linux/drivers/media/video/pvrusb2/pvrusb2-hdw.h index 2f9c4cb6d..cfde4a0c5 100644 --- a/linux/drivers/media/video/pvrusb2/pvrusb2-hdw.h +++ b/linux/drivers/media/video/pvrusb2/pvrusb2-hdw.h @@ -322,8 +322,17 @@ void pvr2_reset_ctl_endpoints(struct pvr2_hdw *hdw); /* Issue a command and get a response from the device. LOTS of higher level stuff is built on this. */ -int pvr2_send_request(struct pvr2_hdw *, void *, unsigned int, - void *, unsigned int); +int pvr2_send_request(struct pvr2_hdw *, + void *write_ptr,unsigned int write_len, + void *read_ptr,unsigned int read_len); + +/* Issue a command and get a response from the device. This extended + version includes a probe flag (which if set means that device errors + should not be logged or treated as fatal) and a timeout in jiffies. + This can be used to non-lethally probe the health of endpoint 1. */ +int pvr2_send_request_ex(struct pvr2_hdw *,unsigned int timeout,int probe_fl, + void *write_ptr,unsigned int write_len, + void *read_ptr,unsigned int read_len); /* Slightly higher level device communication functions. */ int pvr2_write_register(struct pvr2_hdw *, u16, u32); |