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path: root/drivers/pci/quirks.c
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Diffstat (limited to 'drivers/pci/quirks.c')
-rw-r--r--drivers/pci/quirks.c30
1 files changed, 27 insertions, 3 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index e9fd0e90f..dbd13854f 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1569,6 +1569,18 @@ DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB3
#endif
+static void quirk_jmicron_async_suspend(struct pci_dev *dev)
+{
+ if (dev->multifunction) {
+ device_disable_async_suspend(&dev->dev);
+ dev_info(&dev->dev, "async suspend disabled to avoid multi-function power-on ordering issue\n");
+ }
+}
+DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE, 8, quirk_jmicron_async_suspend);
+DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_CLASS_STORAGE_SATA_AHCI, 0, quirk_jmicron_async_suspend);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_JMICRON, 0x2362, quirk_jmicron_async_suspend);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_JMICRON, 0x236f, quirk_jmicron_async_suspend);
+
#ifdef CONFIG_X86_IO_APIC
static void quirk_alder_ioapic(struct pci_dev *pdev)
{
@@ -1894,6 +1906,15 @@ static void quirk_netmos(struct pci_dev *dev)
DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_VENDOR_ID_NETMOS, PCI_ANY_ID,
PCI_CLASS_COMMUNICATION_SERIAL, 8, quirk_netmos);
+static void quirk_f0_vpd_link(struct pci_dev *dev)
+{
+ if (!dev->multifunction || !PCI_FUNC(dev->devfn))
+ return;
+ dev->dev_flags |= PCI_DEV_FLAGS_VPD_REF_F0;
+}
+DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR_ID_INTEL, PCI_ANY_ID,
+ PCI_CLASS_NETWORK_ETHERNET, 8, quirk_f0_vpd_link);
+
static void quirk_e100_interrupt(struct pci_dev *dev)
{
u16 command, pmcsr;
@@ -2829,12 +2850,15 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x3c28, vtd_mask_spec_errors);
static void fixup_ti816x_class(struct pci_dev *dev)
{
+ u32 class = dev->class;
+
/* TI 816x devices do not have class code set when in PCIe boot mode */
- dev_info(&dev->dev, "Setting PCI class for 816x PCIe device\n");
- dev->class = PCI_CLASS_MULTIMEDIA_VIDEO;
+ dev->class = PCI_CLASS_MULTIMEDIA_VIDEO << 8;
+ dev_info(&dev->dev, "PCI class overridden (%#08x -> %#08x)\n",
+ class, dev->class);
}
DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR_ID_TI, 0xb800,
- PCI_CLASS_NOT_DEFINED, 0, fixup_ti816x_class);
+ PCI_CLASS_NOT_DEFINED, 0, fixup_ti816x_class);
/* Some PCIe devices do not work reliably with the claimed maximum
* payload size supported.