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Re: PCI: Limit VPD length for Broadcom 5708S

 

 

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seattleplus at gmail

Aug 5, 2008, 11:49 AM

Post #1 of 4 (49 views)
Permalink
Re: PCI: Limit VPD length for Broadcom 5708S

> I have no idea if 5706S and 5709S also needs this truncation ofVPDlength

It seems that our IBM Blade servers using 5706S also require this
fix. We have confirmed that the patch below works on 2.6.27-rc1.


diff -uprN linux-2.6.27-rc1/drivers/pci/quirks.c
linux-2.6.27-rc1-fix/drivers/pci/quirks.c
--- linux-2.6.27-rc1/drivers/pci/quirks.c 2008-08-05
10:51:42.000000000 -0700
+++ linux-2.6.27-rc1-fix/drivers/pci/quirks.c 2008-08-05
10:50:57.000000000 -0700
@@ -1756,9 +1756,10 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_VI
*/
static void __devinit quirk_brcm_570x_limit_vpd(struct pci_dev *dev)
{
- /* Only disable the VPD capability for 5706, 5708, and 5709
rev. A */
+ /* Only disable the VPD capability for 5706, 5706S, 5708, and
5709 rev. A */
if ((dev->device == PCI_DEVICE_ID_NX2_5706) ||
(dev->device == PCI_DEVICE_ID_NX2_5708) ||
+ (dev->device == PCI_DEVICE_ID_NX2_5706S) ||
((dev->device == PCI_DEVICE_ID_NX2_5709) &&
(dev->revision & 0xf0) == 0x0)) {
if (dev->vpd)

Please cc me on the response. Thanks,
Dean Hildebrand
IBM Almaden
dhildeb[at]us.ibm.com

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jbarnes at virtuousgeek

Aug 7, 2008, 8:56 AM

Post #2 of 4 (37 views)
Permalink
Re: PCI: Limit VPD length for Broadcom 5708S [In reply to]

On Tuesday, August 5, 2008 11:49 am Dean Hildebrand wrote:
> > I have no idea if 5706S and 5709S also needs this truncation ofVPDlength
>
> It seems that our IBM Blade servers using 5706S also require this
> fix. We have confirmed that the patch below works on 2.6.27-rc1.
>
>
> diff -uprN linux-2.6.27-rc1/drivers/pci/quirks.c
> linux-2.6.27-rc1-fix/drivers/pci/quirks.c
> --- linux-2.6.27-rc1/drivers/pci/quirks.c 2008-08-05
> 10:51:42.000000000 -0700
> +++ linux-2.6.27-rc1-fix/drivers/pci/quirks.c 2008-08-05
> 10:50:57.000000000 -0700
> @@ -1756,9 +1756,10 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_VI
> */
> static void __devinit quirk_brcm_570x_limit_vpd(struct pci_dev *dev)
> {
> - /* Only disable the VPD capability for 5706, 5708, and 5709
> rev. A */
> + /* Only disable the VPD capability for 5706, 5706S, 5708, and
> 5709 rev. A */
> if ((dev->device == PCI_DEVICE_ID_NX2_5706) ||
> (dev->device == PCI_DEVICE_ID_NX2_5708) ||
> + (dev->device == PCI_DEVICE_ID_NX2_5706S) ||
> ((dev->device == PCI_DEVICE_ID_NX2_5709) &&
> (dev->revision & 0xf0) == 0x0)) {
> if (dev->vpd)

Looks fine. Can you respin against my for-linus branch and resubmit with a
signed-off-by and full changelog?

Thanks,
Jesse
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seattleplus at gmail

Aug 7, 2008, 5:31 PM

Post #3 of 4 (35 views)
Permalink
Re: PCI: Limit VPD length for Broadcom 5708S [In reply to]

Jesse Barnes wrote:

> On Tuesday, August 5, 2008 11:49 am Dean Hildebrand wrote:
>>> I have no idea if 5706S and 5709S also needs this truncation ofVPDlength
>> It seems that our IBM Blade servers using 5706S also require this
>> fix. We have confirmed that the patch below works on 2.6.27-rc1.
>>
>> diff -uprN linux-2.6.27-rc1/drivers/pci/quirks.c
>> linux-2.6.27-rc1-fix/drivers/pci/quirks.c
>> --- linux-2.6.27-rc1/drivers/pci/quirks.c 2008-08-05
>> 10:51:42.000000000 -0700
>> +++ linux-2.6.27-rc1-fix/drivers/pci/quirks.c 2008-08-05
>> 10:50:57.000000000 -0700
>> @@ -1756,9 +1756,10 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_VI
>> */
>> static void __devinit quirk_brcm_570x_limit_vpd(struct pci_dev *dev)
>> {
>> - /* Only disable the VPD capability for 5706, 5708, and 5709
>> rev. A */
>> + /* Only disable the VPD capability for 5706, 5706S, 5708, and
>> 5709 rev. A */
>> if ((dev->device == PCI_DEVICE_ID_NX2_5706) ||
>> (dev->device == PCI_DEVICE_ID_NX2_5708) ||
>> + (dev->device == PCI_DEVICE_ID_NX2_5706S) ||
>> ((dev->device == PCI_DEVICE_ID_NX2_5709) &&
>> (dev->revision & 0xf0) == 0x0)) {
>> if (dev->vpd)
> Looks fine. Can you respin against my for-linus branch and resubmit with a
> signed-off-by and full changelog
<cid:part1.05050500.03020803[at]gmail.com>Ok, here it is.
----

BCM5706S wont work correctly unless VPD length truncated to 128

Signed-off-by: Dean Hildebrand <dhildeb[at]us.ibm.com>
---
drivers/pci/quirks.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 59667e5..9236e7f 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1757,9 +1757,11 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_VIA,
0x324e, quirk_via_cx700_pci_parking_c
static void __devinit quirk_brcm_570x_limit_vpd(struct pci_dev *dev)
{
/*
- * Only disable the VPD capability for 5706, 5708, 5708S and 5709
rev. A
+ * Only disable the VPD capability for 5706, 5706S, 5708,
+ * 5708S and 5709 rev. A
*/
if ((dev->device == PCI_DEVICE_ID_NX2_5706) ||
+ (dev->device == PCI_DEVICE_ID_NX2_5706S) ||
(dev->device == PCI_DEVICE_ID_NX2_5708) ||
(dev->device == PCI_DEVICE_ID_NX2_5708S) ||
((dev->device == PCI_DEVICE_ID_NX2_5709) &&
--
1.5.2.5



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jbarnes at virtuousgeek

Aug 7, 2008, 5:50 PM

Post #4 of 4 (35 views)
Permalink
Re: PCI: Limit VPD length for Broadcom 5708S [In reply to]

On Thursday, August 7, 2008 5:31 pm Dean Hildebrand wrote:
> BCM5706S wont work correctly unless VPD length truncated to 128
>
> Signed-off-by: Dean Hildebrand <dhildeb[at]us.ibm.com>

Looks like it got wrapped, but I fixed it up by hand, thanks.

Jesse
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