kernel: disable more pci quirks to save space on platforms that don't need them

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34467 3c298f89-4303-0410-b956-a3cf2f4a3e73

2 files changed, 79 insertions, 15 deletions

diff --git a/target/linux/generic/patches-3.6/810-pci_disable_common_quirks.patch b/target/linux/generic/patches-3.6/810-pci_disable_common_quirks.patch
index 85e3c97b8..917fea706 100644
--- a/target/linux/generic/patches-3.6/810-pci_disable_common_quirks.patch
+++ b/target/linux/generic/patches-3.6/810-pci_disable_common_quirks.patch
@@ -23,21 +23,29 @@
  /* 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.
-@@ -1933,7 +1934,9 @@ static void __devinit fixup_rev1_53c810(
+@@ -2844,6 +2845,7 @@ 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))
+@@ -2875,6 +2877,8 @@ static void fixup_debug_report(struct pc
  	}
  }
- DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C810, fixup_rev1_53c810);
-+#endif /* !CONFIG_PCI_DISABLE_COMMON_QUIRKS */
  
 +#ifndef CONFIG_PCI_DISABLE_COMMON_QUIRKS
- /* Enable 1k I/O space granularity on the Intel P64H2 */
- static void __devinit quirk_p64h2_1k_io(struct pci_dev *dev)
- {
-@@ -2605,6 +2608,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AT
- DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATTANSIC, 0x1083,
- 			quirk_msi_intx_disable_bug);
- #endif /* CONFIG_PCI_MSI */
-+#endif /* !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).
+@@ -2909,6 +2913,8 @@ 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);
  
- /* Allow manual resource allocation for PCI hotplug bridges
-  * via pci=hpmemsize=nnM and pci=hpiosize=nnM parameters. For
++#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
diff --git a/target/linux/generic/patches-3.6/811-pci_disable_usb_common_quirks.patch b/target/linux/generic/patches-3.6/811-pci_disable_usb_common_quirks.patch
index abe0230fd..56d4743df 100644
--- a/target/linux/generic/patches-3.6/811-pci_disable_usb_common_quirks.patch
+++ b/target/linux/generic/patches-3.6/811-pci_disable_usb_common_quirks.patch
@@ -1,17 +1,73 @@
 
 --- a/drivers/usb/host/pci-quirks.c
 +++ b/drivers/usb/host/pci-quirks.c
-@@ -434,6 +434,8 @@ reset_needed:
+@@ -79,6 +79,8 @@
+ #define USB_INTEL_USB3_PSSEN   0xD8
+ #define USB_INTEL_USB3PRM      0xDC
+ 
++#ifndef CONFIG_PCI_DISABLE_COMMON_QUIRKS
++
+ static struct amd_chipset_info {
+ 	struct pci_dev	*nb_dev;
+ 	struct pci_dev	*smbus_dev;
+@@ -353,6 +355,10 @@ void usb_amd_dev_put(void)
+ }
+ EXPORT_SYMBOL_GPL(usb_amd_dev_put);
+ 
++#endif /* CONFIG_PCI_DISABLE_COMMON_QUIRKS */
++
++#if IS_ENABLED(CONFIG_USB_UHCI_HCD)
++
+ /*
+  * Make sure the controller is completely inactive, unable to
+  * generate interrupts or do DMA.
+@@ -434,6 +440,10 @@ reset_needed:
  }
  EXPORT_SYMBOL_GPL(uhci_check_and_reset_hc);
  
++#endif
++
 +#ifndef CONFIG_PCI_DISABLE_COMMON_QUIRKS
 +
  static inline int io_type_enabled(struct pci_dev *pdev, unsigned int mask)
  {
  	u16 cmd;
-@@ -971,3 +973,4 @@ static void __devinit quirk_usb_early_ha
+@@ -971,3 +981,4 @@ static void __devinit quirk_usb_early_ha
  }
  DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_ANY_ID, PCI_ANY_ID,
  			PCI_CLASS_SERIAL_USB, 8, quirk_usb_early_handoff);
 +#endif
+--- a/drivers/usb/host/pci-quirks.h
++++ b/drivers/usb/host/pci-quirks.h
+@@ -4,18 +4,26 @@
+ #ifdef CONFIG_PCI
+ void uhci_reset_hc(struct pci_dev *pdev, unsigned long base);
+ int uhci_check_and_reset_hc(struct pci_dev *pdev, unsigned long base);
++bool usb_is_intel_switchable_xhci(struct pci_dev *pdev);
++void usb_enable_xhci_ports(struct pci_dev *xhci_pdev);
++void usb_disable_xhci_ports(struct pci_dev *xhci_pdev);
++#else
++static inline void usb_disable_xhci_ports(struct pci_dev *xhci_pdev) {}
++#endif  /* CONFIG_PCI */
++
++#if defined(CONFIG_PCI) && !defined(CONFIG_PCI_DISABLE_COMMON_QUIRKS)
+ int usb_amd_find_chipset_info(void);
+ void usb_amd_dev_put(void);
+ void usb_amd_quirk_pll_disable(void);
+ void usb_amd_quirk_pll_enable(void);
+-bool usb_is_intel_switchable_xhci(struct pci_dev *pdev);
+-void usb_enable_xhci_ports(struct pci_dev *xhci_pdev);
+-void usb_disable_xhci_ports(struct pci_dev *xhci_pdev);
+ #else
++static inline int usb_amd_find_chipset_info(void)
++{
++	return 0;
++}
+ static inline void usb_amd_quirk_pll_disable(void) {}
+ static inline void usb_amd_quirk_pll_enable(void) {}
+ static inline void usb_amd_dev_put(void) {}
+-static inline void usb_disable_xhci_ports(struct pci_dev *xhci_pdev) {}
+-#endif  /* CONFIG_PCI */
++#endif
+ 
+ #endif  /*  __LINUX_USB_PCI_QUIRKS_H  */