** booked and a transfer to that area is in progress. Otherwise, we will
** release the area and re-assign it.
****************************************************************************/
-int ced_set_circular(struct ced_data *ced, struct transfer_area_desc __user *pTD)
+int ced_set_circular(struct ced_data *ced,
+ struct transfer_area_desc __user *utd)
{
- int iReturn;
- bool bToHost;
+ int ret;
+ bool to_host;
struct transfer_area_desc td;
- if (copy_from_user(&td, pTD, sizeof(td)))
+ if (copy_from_user(&td, utd, sizeof(td)))
return -EFAULT;
mutex_lock(&ced->io_mutex);
dev_dbg(&ced->interface->dev, "%s: area:%d, size:%08x\n",
__func__, td.wAreaNum, td.dwLength);
- bToHost = td.eSize != 0; /* this is used as the tohost flag */
+ to_host = td.eSize != 0; /* this is used as the tohost flag */
- /* The strange cast is done so that we don't get warnings in 32-bit linux about the size of the */
- /* pointer. The pointer is always passed as a 64-bit object so that we don't have problems using */
- /* a 32-bit program on a 64-bit system. unsigned long is 64-bits on a 64-bit system. */
- iReturn =
+ /* The strange cast is done so that we don't get warnings in 32-bit */
+ /* linux about the size of the pointer. The pointer is always passed */
+ /* as a 64-bit object so that we don't have problems using a 32-bit */
+ /* program on a 64-bit system. unsigned long is 64-bits on a 64-bit */
+ /* system. */
+ ret =
ced_set_area(ced, td.wAreaNum,
(char __user *)((unsigned long)td.lpvBuff), td.dwLength,
- true, bToHost);
+ true, to_host);
mutex_unlock(&ced->io_mutex);
- return iReturn;
+ return ret;
}
/****************************************************************************
extern int ced_dbg_ramp_addr(struct ced_data *ced, TDBGBLOCK __user *udb);
extern int ced_dbg_get_data(struct ced_data *ced, TDBGBLOCK __user *udb);
extern int ced_dbg_stop_loop(struct ced_data *ced);
-extern int ced_set_circular(struct ced_data *ced, struct transfer_area_desc __user *pTD);
+extern int ced_set_circular(struct ced_data *ced,
+ struct transfer_area_desc __user *utd);
extern int ced_get_circ_block(struct ced_data *ced, TCIRCBLOCK __user *pCB);
extern int ced_free_circ_block(struct ced_data *ced, TCIRCBLOCK __user *pCB);
extern int ced_wait_event(struct ced_data *ced, int area, int time_out);