From: Bjorn Helgaas <bhelg...@google.com>
vga_arb_device_card_gone() has always been empty. Remove it.
Signed-off-by: Bjorn Helgaas <bhelg...@google.com>
---
drivers/gpu/vga/vgaarb.c | 16 +---------------
1 file changed, 1 insertion(+), 15 deletions(-)
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index ad548917e602..455cf048fae8 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -123,8 +123,6 @@ static int vga_str_to_iostate(char *buf, int str_size, int
*io_state)
/* this is only used a cookie - it should not be dereferenced */
static struct pci_dev *vga_default;
-static void vga_arb_device_card_gone(struct pci_dev *pdev);
-
/* Find somebody in our list */
static struct vga_device *vgadev_find(struct pci_dev *pdev)
{
@@ -878,10 +876,6 @@ static bool vga_arbiter_del_pci_device(struct pci_dev
*pdev)
/* Remove entry from list */
list_del(&vgadev->list);
vga_count--;
- /* Notify userland driver that the device is gone so it discards
- * it's copies of the pci_dev pointer
- */
- vga_arb_device_card_gone(pdev);
/* Wake up all possible waiters */
wake_up_all(&vga_wait_queue);
@@ -1131,9 +1125,7 @@ static ssize_t vga_arb_read(struct file *file, char
__user *buf,
if (lbuf == NULL)
return -ENOMEM;
- /* Shields against vga_arb_device_card_gone (pci_dev going
- * away), and allows access to vga list
- */
+ /* Protects vga_list */
spin_lock_irqsave(&vga_lock, flags);
/* If we are targeting the default, use it */
@@ -1150,8 +1142,6 @@ static ssize_t vga_arb_read(struct file *file, char
__user *buf,
/* Wow, it's not in the list, that shouldn't happen,
* let's fix us up and return invalid card
*/
- if (pdev == priv->target)
- vga_arb_device_card_gone(pdev);
spin_unlock_irqrestore(&vga_lock, flags);
len = sprintf(lbuf, "invalid");
goto done;
@@ -1495,10 +1485,6 @@ static int vga_arb_release(struct inode *inode, struct
file *file)
return 0;
}
-static void vga_arb_device_card_gone(struct pci_dev *pdev)
-{
-}
-
/*
* callback any registered clients to let them know we have a
* change in VGA cards
--
2.25.1
