Re: [PATCH 2/3] pci: bcm43xx avoid pci_find_device

From: Jeff Garzik
Date: Thu May 25 2006 - 20:34:54 EST


Jiri Slaby wrote:
bcm43xx avoid pci_find_device

Change pci_find_device to safer pci_get_device with support for more
devices.

Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>

---
commit 1d3b6caf027fe53351c645523587aeac40bc3e47
tree ae37c86b633442cdf8a7a19ac287542724081c90
parent ab3443d79c94d0ae6a9e020daefa4d29eccff50d
author Jiri Slaby <ku@xxxxxxxxxxxxxxxxxxx> Fri, 26 May 2006 01:49:12 +0159
committer Jiri Slaby <ku@xxxxxxxxxxxxxxxxxxx> Fri, 26 May 2006 01:49:12 +0159

drivers/net/wireless/bcm43xx/bcm43xx_main.c | 20 ++++++++++++++++----
1 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
index b488f77..56d2fc6 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
@@ -2131,6 +2131,13 @@ out:
return err;
}
+#ifdef CONFIG_BCM947XX
+static struct pci_device_id bcm43xx_ids[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4324) },
+ { 0 }
+};
+#endif
+
static int bcm43xx_initialize_irq(struct bcm43xx_private *bcm)
{
int res;
@@ -2141,10 +2148,15 @@ static int bcm43xx_initialize_irq(struct
#ifdef CONFIG_BCM947XX
if (bcm->pci_dev->bus->number == 0) {
struct pci_dev *d = NULL;
- /* FIXME: we will probably need more device IDs here... */
- d = pci_find_device(PCI_VENDOR_ID_BROADCOM, 0x4324, NULL);
- if (d != NULL) {
- bcm->irq = d->irq;
+ struct pci_device_id *id = bcm43xx_ids;
+ while (id->vendor) {
+ d = pci_get_device(id->vendor, id->device, NULL);
+ if (d != NULL) {
+ bcm->irq = d->irq;
+ pci_dev_put(d);
+ break;

You'll want to use pci_match_device() or pci_match_one_device()
[I forget which one]

Jeff



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