[PATCH] gpu: vga: vgaarb: Ran checkpatch, fixed some warnings

From: Seoras Macdonald
Date: Fri Apr 26 2013 - 18:09:31 EST


Fixed some warnings generated by checkpatch and
adjusted some comment blocks to match the coding style.

Signed-off-by: Seoras Macdonald <seoras1@xxxxxxxxx>
---
drivers/gpu/vga/vgaarb.c | 67 +++++++++++++++++++++++++++-------------------
1 file changed, 39 insertions(+), 28 deletions(-)

diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index e893f6e..b3350ba 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -136,7 +136,6 @@ struct pci_dev *vga_default_device(void)
{
return vga_default;
}
-
EXPORT_SYMBOL_GPL(vga_default_device);

void vga_set_default_device(struct pci_dev *pdev)
@@ -296,9 +295,8 @@ enable_them:

pci_set_vga_state(vgadev->pdev, true, pci_bits, flags);

- if (!vgadev->bridge_has_one_vga) {
+ if (!vgadev->bridge_has_one_vga)
vga_irq_set_state(vgadev, true);
- }
vgadev->owns |= (wants & vgadev->decodes);
lock_them:
vgadev->locks |= (rsrc & VGA_RSRC_LEGACY_MASK);
@@ -483,15 +481,20 @@ static void vga_arbiter_check_bridge_sharing(struct vga_device *vgadev)

/* see if the share a bridge with this device */
if (new_bridge == bridge) {
- /* if their direct parent bridge is the same
- as any bridge of this device then it can't be used
- for that device */
+ /*
+ * if their direct parent bridge is the same
+ * as any bridge of this device then it can't
+ * be used for that device
+ */
same_bridge_vgadev->bridge_has_one_vga = false;
}

/* now iterate the previous devices bridge hierarchy */
- /* if the new devices parent bridge is in the other devices
- hierarchy then we can't use it to control this device */
+ /*
+ * if the new devices parent bridge is in the other
+ * devices hierarchy then we can't use it to control
+ * this device
+ */
while (bus) {
bridge = bus->self;
if (bridge) {
@@ -840,7 +843,7 @@ static int vga_pci_str_to_vars(char *buf, int count, unsigned int *domain,
return 1;
}

-static ssize_t vga_arb_read(struct file *file, char __user * buf,
+static ssize_t vga_arb_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos)
{
struct vga_arb_private *priv = file->private_data;
@@ -855,7 +858,8 @@ 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
+ /*
+ * Shields against vga_arb_device_card_gone (pci_dev going
* away), and allows access to vga list
*/
spin_lock_irqsave(&vga_lock, flags);
@@ -871,7 +875,8 @@ static ssize_t vga_arb_read(struct file *file, char __user * buf,
/* Find card vgadev structure */
vgadev = vgadev_find(pdev);
if (vgadev == NULL) {
- /* Wow, it's not in the list, that shouldn't happen,
+ /*
+ * Wow, it's not in the list, that shouldn't happen,
* let's fix us up and return invalid card
*/
if (pdev == priv->target)
@@ -907,7 +912,7 @@ done:
* TODO: To avoid parsing inside kernel and to improve the speed we may
* consider use ioctl here
*/
-static ssize_t vga_arb_write(struct file *file, const char __user * buf,
+static ssize_t vga_arb_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
struct vga_arb_private *priv = file->private_data;
@@ -984,12 +989,13 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
ret_val = -EPROTO;
goto done;
}
- /* TODO: Add this?
- if (io_state == VGA_RSRC_NONE) {
- ret_val = -EPROTO;
- goto done;
- }
- */
+ /*
+ * TODO: Add this?
+ * if (io_state == VGA_RSRC_NONE) {
+ * ret_val = -EPROTO;
+ * goto done;
+ * }
+ */
}

pdev = priv->target;
@@ -1036,11 +1042,12 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
ret_val = -EPROTO;
goto done;
}
- /* TODO: Add this?
- if (io_state == VGA_RSRC_NONE) {
- ret_val = -EPROTO;
- goto done;
- }
+ /*
+ * TODO: Add this?
+ * if (io_state == VGA_RSRC_NONE) {
+ * ret_val = -EPROTO;
+ * goto done;
+ * }
*/

pdev = priv->target;
@@ -1158,7 +1165,7 @@ done:
return ret_val;
}

-static unsigned int vga_arb_fpoll(struct file *file, poll_table * wait)
+static unsigned int vga_arb_fpoll(struct file *file, poll_table *wait)
{
struct vga_arb_private *priv = file->private_data;

@@ -1270,9 +1277,11 @@ static int pci_notify(struct notifier_block *nb, unsigned long action,

pr_debug("%s\n", __func__);

- /* For now we're only intereted in devices added and removed. I didn't
+ /*
+ * For now we're only intereted in devices added and removed. I didn't
* test this thing here, so someone needs to double check for the
- * cases of hotplugable vga cards. */
+ * cases of hotplugable vga cards.
+ */
if (action == BUS_NOTIFY_ADD_DEVICE)
notify = vga_arbiter_add_pci_device(pdev);
else if (action == BUS_NOTIFY_DEL_DEVICE)
@@ -1312,8 +1321,10 @@ static int __init vga_arb_device_init(void)

bus_register_notifier(&pci_bus_type, &pci_notifier);

- /* We add all pci devices satisfying vga class in the arbiter by
- * default */
+ /*
+ * We add all pci devices satisfying vga class in the arbiter by
+ * default
+ */
pdev = NULL;
while ((pdev =
pci_get_subsys(PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
--
1.7.10.4

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