equal
deleted
inserted
replaced
1671 |
1671 |
1672 ecrt_master_deactivate(master); |
1672 ecrt_master_deactivate(master); |
1673 return 0; |
1673 return 0; |
1674 } |
1674 } |
1675 |
1675 |
|
1676 |
|
1677 /*****************************************************************************/ |
|
1678 |
|
1679 /** Set max. number of databytes in a cycle |
|
1680 */ |
|
1681 int ec_cdev_ioctl_set_max_cycle_size( |
|
1682 ec_master_t *master, /**< EtherCAT master. */ |
|
1683 unsigned long arg, /**< ioctl() argument. */ |
|
1684 ec_cdev_priv_t *priv /**< Private data structure of file handle. */ |
|
1685 ) |
|
1686 { |
|
1687 size_t max_cycle_size; |
|
1688 |
|
1689 if (copy_from_user(&max_cycle_size, (void __user *) arg, sizeof(max_cycle_size))) { |
|
1690 return -EFAULT; |
|
1691 } |
|
1692 |
|
1693 if (down_interruptible(&master->master_sem)) |
|
1694 return -EINTR; |
|
1695 master->max_queue_size = max_cycle_size; |
|
1696 up(&master->master_sem); |
|
1697 |
|
1698 return 0; |
|
1699 } |
|
1700 |
|
1701 |
1676 /*****************************************************************************/ |
1702 /*****************************************************************************/ |
1677 |
1703 |
1678 /** Send frames. |
1704 /** Send frames. |
1679 */ |
1705 */ |
1680 int ec_cdev_ioctl_send( |
1706 int ec_cdev_ioctl_send( |
3464 if (!(filp->f_mode & FMODE_WRITE)) |
3490 if (!(filp->f_mode & FMODE_WRITE)) |
3465 return -EPERM; |
3491 return -EPERM; |
3466 return ec_cdev_ioctl_voe_exec(master, arg, priv); |
3492 return ec_cdev_ioctl_voe_exec(master, arg, priv); |
3467 case EC_IOCTL_VOE_DATA: |
3493 case EC_IOCTL_VOE_DATA: |
3468 return ec_cdev_ioctl_voe_data(master, arg, priv); |
3494 return ec_cdev_ioctl_voe_data(master, arg, priv); |
|
3495 case EC_IOCTL_SET_MAX_CYCLE_SIZE: |
|
3496 if (!(filp->f_mode & FMODE_WRITE)) |
|
3497 return -EPERM; |
|
3498 return ec_cdev_ioctl_set_max_cycle_size(master,arg,priv); |
3469 default: |
3499 default: |
3470 return -ENOTTY; |
3500 return -ENOTTY; |
3471 } |
3501 } |
3472 } |
3502 } |
3473 |
3503 |