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path: root/drivers/char/agp/frontend.c
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Diffstat (limited to 'drivers/char/agp/frontend.c')
-rw-r--r--drivers/char/agp/frontend.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/char/agp/frontend.c b/drivers/char/agp/frontend.c
index 7791e98de51..9bd5a958954 100644
--- a/drivers/char/agp/frontend.c
+++ b/drivers/char/agp/frontend.c
@@ -960,6 +960,13 @@ static int agpioc_unbind_wrap(struct agp_file_private *priv, void __user *arg)
return agp_unbind_memory(memory);
}
+int agpioc_chipset_flush_wrap(struct agp_file_private *priv)
+{
+ DBG("");
+ agp_flush_chipset(agp_bridge);
+ return 0;
+}
+
static int agp_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
@@ -1033,6 +1040,10 @@ static int agp_ioctl(struct inode *inode, struct file *file,
case AGPIOC_UNBIND:
ret_val = agpioc_unbind_wrap(curr_priv, (void __user *) arg);
break;
+
+ case AGPIOC_CHIPSET_FLUSH:
+ ret_val = agpioc_chipset_flush_wrap(curr_priv);
+ break;
}
ioctl_out: