The patch titled
quirk_vialatency: Omit reading pci revision ID
has been added to the -mm tree. Its filename is
quirk_vialatency-omit-reading-pci-revision-id.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: quirk_vialatency: Omit reading pci revision ID
From: Auke Kok <auke-jan.h.kok@xxxxxxxxx>
Don't read the revision ID unnecessary since the PCI subsystem
fills this field in already.
Signed-off-by: Auke Kok <auke-jan.h.kok@xxxxxxxxx>
Cc: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/pci/quirks.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff -puN drivers/pci/quirks.c~quirk_vialatency-omit-reading-pci-revision-id drivers/pci/quirks.c
--- a/drivers/pci/quirks.c~quirk_vialatency-omit-reading-pci-revision-id
+++ a/drivers/pci/quirks.c
@@ -139,25 +139,22 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_IN
static void quirk_vialatency(struct pci_dev *dev)
{
struct pci_dev *p;
- u8 rev;
u8 busarb;
/* Ok we have a potential problem chipset here. Now see if we have
a buggy southbridge */
p = pci_get_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, NULL);
if (p!=NULL) {
- pci_read_config_byte(p, PCI_CLASS_REVISION, &rev);
/* 0x40 - 0x4f == 686B, 0x10 - 0x2f == 686A; thanks Dan Hollis */
/* Check for buggy part revisions */
- if (rev < 0x40 || rev > 0x42)
+ if (p->revision < 0x40 || p->revision > 0x42)
goto exit;
} else {
p = pci_get_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231, NULL);
if (p==NULL) /* No problem parts */
goto exit;
- pci_read_config_byte(p, PCI_CLASS_REVISION, &rev);
/* Check for buggy part revisions */
- if (rev < 0x10 || rev > 0x12)
+ if (p->revision < 0x10 || p->revision > 0x12)
goto exit;
}
_
Patches currently in -mm which might be from auke-jan.h.kok@xxxxxxxxx are
origin.patch
quirk_vialatency-omit-reading-pci-revision-id.patch
-
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