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authorSergei Shtylyov <sshtylyov@ru.mvista.com>2011-07-22 22:16:04 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-07-28 00:56:04 +0400
commitfa14001480fb264b916ed6406ead24205dc1a86c (patch)
tree8fd159709ee3b77a22b4ca962c3a3dfc3836b557 /drivers/media
parent119faf90ed79adfd4a8930f62c3b9592adf5d250 (diff)
downloadlinux-fa14001480fb264b916ed6406ead24205dc1a86c.tar.xz
[media] bt8xx: use pci_dev->subsystem_{vendor|device}
The driver reads PCI subsystem IDs from the PCI configuration registers while they are already stored by the PCI subsystem in the 'subsystem_{vendor|device}' fields of 'struct pci_dev'... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/video/bt8xx/bttv-cards.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/media/video/bt8xx/bttv-cards.c b/drivers/media/video/bt8xx/bttv-cards.c
index 3c9e6c7e7b52..5b15f63bf065 100644
--- a/drivers/media/video/bt8xx/bttv-cards.c
+++ b/drivers/media/video/bt8xx/bttv-cards.c
@@ -2892,13 +2892,10 @@ void __devinit bttv_idcard(struct bttv *btv)
{
unsigned int gpiobits;
int i,type;
- unsigned short tmp;
/* read PCI subsystem ID */
- pci_read_config_word(btv->c.pci, PCI_SUBSYSTEM_ID, &tmp);
- btv->cardid = tmp << 16;
- pci_read_config_word(btv->c.pci, PCI_SUBSYSTEM_VENDOR_ID, &tmp);
- btv->cardid |= tmp;
+ btv->cardid = btv->c.pci->subsystem_device << 16;
+ btv->cardid |= btv->c.pci->subsystem_vendor;
if (0 != btv->cardid && 0xffffffff != btv->cardid) {
/* look for the card */