/****************************************************************************
*
* close - cleanup filedescriptor and private state
*
****************************************************************************/
static int
ci_char_fop_close(struct inode *inode, struct file *filp)
{
ci_private_char_t *priv = (ci_private_char_t *) filp->private_data;
EFCH_TRACE("%s:", __FUNCTION__);
/* cleanup private state */
filp->private_data = 0;
ci_resource_table_dtor(&priv->rt);
ci_free(priv);
return 0;
}
static
ci_boolean_t
efab_vi_rm_nopage_nic(struct efrm_vi *virs, unsigned *pfn_ptr,
unsigned long offset)
{
unsigned long len;
int queue_type;
if( virs->q[EFHW_EVQ].capacity != 0 ) {
len = efhw_iopages_size(&virs->q[EFHW_EVQ].pages);
if( offset < len ) {
*pfn_ptr = efhw_iopages_pfn(&virs->q[EFHW_EVQ].pages,
offset >> PAGE_SHIFT);
EFCH_TRACE("%s: Matched the EVQ", __FUNCTION__);
return CI_TRUE;
}
/****************************************************************************
*
* open - create a new file descriptor and hang private state
*
****************************************************************************/
static int
ci_char_fop_open(struct inode *inode, struct file *filp)
{
ci_private_char_t *priv;
EFCH_TRACE("%s:", __FUNCTION__);
if ((priv = CI_ALLOC_OBJ(ci_private_char_t)) == NULL)
return -ENOMEM;
CI_ZERO(priv);
/* priv->cpcp_vi = NULL; */
init_waitqueue_head(&priv->cpcp_poll_queue);
ci_resource_table_ctor(&priv->rt,
ci_is_sysadmin() ? CI_CAP_BAR | CI_CAP_PHYS | CI_CAP_DRV : 0);
filp->private_data = (void*) priv;
return 0;
}
