summaryrefslogtreecommitdiffstats
path: root/drivers/pci/quirks.c
diff options
context:
space:
mode:
authorDavid Woodhouse <David.Woodhouse@intel.com>2008-07-11 14:36:25 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2008-07-11 14:36:25 +0100
commita8931ef380c92d121ae74ecfb03b2d63f72eea6f (patch)
tree980fb6b019e11e6cb1ece55b7faff184721a8053 /drivers/pci/quirks.c
parent90574d0a4d4b73308ae54a2a57a4f3f1fa98e984 (diff)
parente5a5816f7875207cb0a0a7032e39a4686c5e10a4 (diff)
downloadblackbird-op-linux-a8931ef380c92d121ae74ecfb03b2d63f72eea6f.tar.gz
blackbird-op-linux-a8931ef380c92d121ae74ecfb03b2d63f72eea6f.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/pci/quirks.c')
-rw-r--r--drivers/pci/quirks.c47
1 files changed, 45 insertions, 2 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index afd914ebe215..338a3f94b4d4 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1503,8 +1503,7 @@ static void pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f, struct pci_f
(f->device == dev->device || f->device == (u16) PCI_ANY_ID)) {
#ifdef DEBUG
dev_dbg(&dev->dev, "calling ");
- print_fn_descriptor_symbol("%s()\n",
- (unsigned long) f->hook);
+ print_fn_descriptor_symbol("%s\n", f->hook);
#endif
f->hook(dev);
}
@@ -1671,6 +1670,48 @@ static void __devinit quirk_via_cx700_pci_parking_caching(struct pci_dev *dev)
}
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_VIA, 0x324e, quirk_via_cx700_pci_parking_caching);
+/*
+ * For Broadcom 5706, 5708, 5709 rev. A nics, any read beyond the
+ * VPD end tag will hang the device. This problem was initially
+ * observed when a vpd entry was created in sysfs
+ * ('/sys/bus/pci/devices/<id>/vpd'). A read to this sysfs entry
+ * will dump 32k of data. Reading a full 32k will cause an access
+ * beyond the VPD end tag causing the device to hang. Once the device
+ * is hung, the bnx2 driver will not be able to reset the device.
+ * We believe that it is legal to read beyond the end tag and
+ * therefore the solution is to limit the read/write length.
+ */
+static void __devinit quirk_brcm_570x_limit_vpd(struct pci_dev *dev)
+{
+ /* Only disable the VPD capability for 5706, 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_5709) &&
+ (dev->revision & 0xf0) == 0x0)) {
+ if (dev->vpd)
+ dev->vpd->len = 0x80;
+ }
+}
+
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM,
+ PCI_DEVICE_ID_NX2_5706,
+ quirk_brcm_570x_limit_vpd);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM,
+ PCI_DEVICE_ID_NX2_5706S,
+ quirk_brcm_570x_limit_vpd);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM,
+ PCI_DEVICE_ID_NX2_5708,
+ quirk_brcm_570x_limit_vpd);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM,
+ PCI_DEVICE_ID_NX2_5708S,
+ quirk_brcm_570x_limit_vpd);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM,
+ PCI_DEVICE_ID_NX2_5709,
+ quirk_brcm_570x_limit_vpd);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM,
+ PCI_DEVICE_ID_NX2_5709S,
+ quirk_brcm_570x_limit_vpd);
+
#ifdef CONFIG_PCI_MSI
/* Some chipsets do not support MSI. We cannot easily rely on setting
* PCI_BUS_FLAGS_NO_MSI in its bus flags because there are actually
@@ -1686,6 +1727,7 @@ static void __init quirk_disable_all_msi(struct pci_dev *dev)
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_GCNB_LE, quirk_disable_all_msi);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS400_200, quirk_disable_all_msi);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS480, quirk_disable_all_msi);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3336, quirk_disable_all_msi);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3351, quirk_disable_all_msi);
/* Disable MSI on chipsets that are known to not support it */
@@ -1826,6 +1868,7 @@ static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
}
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID, nv_msi_ht_cap_quirk);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_ANY_ID, nv_msi_ht_cap_quirk);
static void __devinit quirk_msi_intx_disable_bug(struct pci_dev *dev)
{
OpenPOWER on IntegriCloud