fishHEADmaster

1 files changed, 51 insertions, 0 deletions

diff --git a/target/linux/generic/patches-3.7/810-pci_disable_common_quirks.patch b/target/linux/generic/patches-3.7/810-pci_disable_common_quirks.patch
new file mode 100644
index 0000000..ff1a6b1
--- /dev/null
+++ b/target/linux/generic/patches-3.7/810-pci_disable_common_quirks.patch
@@ -0,0 +1,51 @@
+--- a/drivers/pci/Kconfig
++++ b/drivers/pci/Kconfig
+@@ -63,6 +63,12 @@ config XEN_PCIDEV_FRONTEND
+           The PCI device frontend driver allows the kernel to import arbitrary
+           PCI devices from a PCI backend to support PCI driver domains.
+ 
++config PCI_DISABLE_COMMON_QUIRKS
++	bool "PCI disable common quirks"
++	depends on PCI
++	help
++	  If you don't know what to do here, say N.
++
+ config HT_IRQ
+ 	bool "Interrupts on hypertransport devices"
+ 	default y
+--- a/drivers/pci/quirks.c
++++ b/drivers/pci/quirks.c
+@@ -44,6 +44,7 @@ static void __devinit quirk_mmio_always_
+ DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_ANY_ID, PCI_ANY_ID,
+ 				PCI_CLASS_BRIDGE_HOST, 8, quirk_mmio_always_on);
+ 
++#ifndef CONFIG_PCI_DISABLE_COMMON_QUIRKS
+ /* The Mellanox Tavor device gives false positive parity errors
+  * Mark this device with a broken_parity_status, to allow
+  * PCI scanning code to "skip" this now blacklisted device.
+@@ -2847,6 +2848,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_I
+ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x65f9, quirk_intel_mc_errata);
+ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x65fa, quirk_intel_mc_errata);
+ 
++#endif /* !CONFIG_PCI_DISABLE_COMMON_QUIRKS */
+ 
+ static ktime_t fixup_debug_start(struct pci_dev *dev,
+ 				 void (*fn)(struct pci_dev *dev))
+@@ -2878,6 +2880,8 @@ static void fixup_debug_report(struct pc
+ 	}
+ }
+ 
++#ifndef CONFIG_PCI_DISABLE_COMMON_QUIRKS
++
+ /*
+  * Some BIOS implementations leave the Intel GPU interrupts enabled,
+  * even though no one is handling them (f.e. i915 driver is never loaded).
+@@ -2912,6 +2916,8 @@ static void __devinit disable_igfx_irq(s
+ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0102, disable_igfx_irq);
+ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x010a, disable_igfx_irq);
+ 
++#endif /* !CONFIG_PCI_DISABLE_COMMON_QUIRKS */
++
+ /*
+  * Some devices may pass our check in pci_intx_mask_supported if
+  * PCI_COMMAND_INTX_DISABLE works though they actually do not properly