Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux...
[deliverable/linux.git] / drivers / pci / quirks.c
index 5f4f85f56cb7c7b592f4583f61f7a0d0657ea9d7..baad093aafe3c75088c6a1f19d28d826dd5a63de 100644 (file)
@@ -56,7 +56,7 @@ static void quirk_passive_release(struct pci_dev *dev)
        while ((d = pci_get_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371SB_0, d))) {
                pci_read_config_byte(d, 0x82, &dlc);
                if (!(dlc & 1<<1)) {
-                       dev_err(&d->dev, "PIIX3: Enabling Passive Release\n");
+                       dev_info(&d->dev, "PIIX3: Enabling Passive Release\n");
                        dlc |= 1<<1;
                        pci_write_config_byte(d, 0x82, dlc);
                }
@@ -449,7 +449,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_82801DB_12,
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_82801EB_0,                quirk_ich4_lpc_acpi);
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_ESB_1,            quirk_ich4_lpc_acpi);
 
-static void __devinit quirk_ich6_lpc_acpi(struct pci_dev *dev)
+static void __devinit ich6_lpc_acpi_gpio(struct pci_dev *dev)
 {
        u32 region;
 
@@ -459,20 +459,95 @@ static void __devinit quirk_ich6_lpc_acpi(struct pci_dev *dev)
        pci_read_config_dword(dev, 0x48, &region);
        quirk_io_region(dev, region, 64, PCI_BRIDGE_RESOURCES+1, "ICH6 GPIO");
 }
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH6_0, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH6_1, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH7_0, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH7_1, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH7_31, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_0, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_2, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_3, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_1, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_4, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH9_2, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH9_4, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH9_7, quirk_ich6_lpc_acpi);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH9_8, quirk_ich6_lpc_acpi);
+
+static void __devinit ich6_lpc_generic_decode(struct pci_dev *dev, unsigned reg, const char *name, int dynsize)
+{
+       u32 val;
+       u32 size, base;
+
+       pci_read_config_dword(dev, reg, &val);
+
+       /* Enabled? */
+       if (!(val & 1))
+               return;
+       base = val & 0xfffc;
+       if (dynsize) {
+               /*
+                * This is not correct. It is 16, 32 or 64 bytes depending on
+                * register D31:F0:ADh bits 5:4.
+                *
+                * But this gets us at least _part_ of it.
+                */
+               size = 16;
+       } else {
+               size = 128;
+       }
+       base &= ~(size-1);
+
+       /* Just print it out for now. We should reserve it after more debugging */
+       dev_info(&dev->dev, "%s PIO at %04x-%04x\n", name, base, base+size-1);
+}
+
+static void __devinit quirk_ich6_lpc(struct pci_dev *dev)
+{
+       /* Shared ACPI/GPIO decode with all ICH6+ */
+       ich6_lpc_acpi_gpio(dev);
+
+       /* ICH6-specific generic IO decode */
+       ich6_lpc_generic_decode(dev, 0x84, "LPC Generic IO decode 1", 0);
+       ich6_lpc_generic_decode(dev, 0x88, "LPC Generic IO decode 2", 1);
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH6_0, quirk_ich6_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH6_1, quirk_ich6_lpc);
+
+static void __devinit ich7_lpc_generic_decode(struct pci_dev *dev, unsigned reg, const char *name)
+{
+       u32 val;
+       u32 mask, base;
+
+       pci_read_config_dword(dev, reg, &val);
+
+       /* Enabled? */
+       if (!(val & 1))
+               return;
+
+       /*
+        * IO base in bits 15:2, mask in bits 23:18, both
+        * are dword-based
+        */
+       base = val & 0xfffc;
+       mask = (val >> 16) & 0xfc;
+       mask |= 3;
+
+       /* Just print it out for now. We should reserve it after more debugging */
+       dev_info(&dev->dev, "%s PIO at %04x (mask %04x)\n", name, base, mask);
+}
+
+/* ICH7-10 has the same common LPC generic IO decode registers */
+static void __devinit quirk_ich7_lpc(struct pci_dev *dev)
+{
+       /* We share the common ACPI/DPIO decode with ICH6 */
+       ich6_lpc_acpi_gpio(dev);
+
+       /* And have 4 ICH7+ generic decodes */
+       ich7_lpc_generic_decode(dev, 0x84, "ICH7 LPC Generic IO decode 1");
+       ich7_lpc_generic_decode(dev, 0x88, "ICH7 LPC Generic IO decode 2");
+       ich7_lpc_generic_decode(dev, 0x8c, "ICH7 LPC Generic IO decode 3");
+       ich7_lpc_generic_decode(dev, 0x90, "ICH7 LPC Generic IO decode 4");
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH7_0, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH7_1, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH7_31, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_0, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_2, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_3, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_1, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH8_4, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH9_2, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH9_4, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH9_7, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ICH9_8, quirk_ich7_lpc);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_ICH10_1, quirk_ich7_lpc);
 
 /*
  * VIA ACPI: One IO region pointed to by longword at
@@ -606,27 +681,6 @@ static void __init quirk_ioapic_rmw(struct pci_dev *dev)
                sis_apic_bug = 1;
 }
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SI,      PCI_ANY_ID,                     quirk_ioapic_rmw);
-
-#define AMD8131_revA0        0x01
-#define AMD8131_revB0        0x11
-#define AMD8131_MISC         0x40
-#define AMD8131_NIOAMODE_BIT 0
-static void quirk_amd_8131_ioapic(struct pci_dev *dev)
-{ 
-        unsigned char tmp;
-        
-        if (nr_ioapics == 0) 
-                return;
-
-        if (dev->revision == AMD8131_revA0 || dev->revision == AMD8131_revB0) {
-                dev_info(&dev->dev, "Fixing up AMD8131 IOAPIC mode\n");
-                pci_read_config_byte( dev, AMD8131_MISC, &tmp);
-                tmp &= ~(1 << AMD8131_NIOAMODE_BIT);
-                pci_write_config_byte( dev, AMD8131_MISC, tmp);
-        }
-} 
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE, quirk_amd_8131_ioapic);
-DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE, quirk_amd_8131_ioapic);
 #endif /* CONFIG_X86_IO_APIC */
 
 /*
@@ -1423,6 +1477,155 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,    0x2609, quirk_intel_pcie_pm);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   0x260a, quirk_intel_pcie_pm);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   0x260b, quirk_intel_pcie_pm);
 
+#ifdef CONFIG_X86_IO_APIC
+/*
+ * Boot interrupts on some chipsets cannot be turned off. For these chipsets,
+ * remap the original interrupt in the linux kernel to the boot interrupt, so
+ * that a PCI device's interrupt handler is installed on the boot interrupt
+ * line instead.
+ */
+static void quirk_reroute_to_boot_interrupts_intel(struct pci_dev *dev)
+{
+       if (noioapicquirk || noioapicreroute)
+               return;
+
+       dev->irq_reroute_variant = INTEL_IRQ_REROUTE_VARIANT;
+
+       printk(KERN_INFO "PCI quirk: reroute interrupts for 0x%04x:0x%04x\n",
+                       dev->vendor, dev->device);
+       return;
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_80333_0,    quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_80333_1,    quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_ESB2_0,     quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_PXH_0,      quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_PXH_1,      quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_PXHV,       quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_80332_0,    quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_80332_1,    quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_80333_0,    quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_80333_1,    quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_ESB2_0,     quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_PXH_0,      quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_PXH_1,      quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_PXHV,       quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_80332_0,    quirk_reroute_to_boot_interrupts_intel);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,  PCI_DEVICE_ID_INTEL_80332_1,    quirk_reroute_to_boot_interrupts_intel);
+
+/*
+ * On some chipsets we can disable the generation of legacy INTx boot
+ * interrupts.
+ */
+
+/*
+ * IO-APIC1 on 6300ESB generates boot interrupts, see intel order no
+ * 300641-004US, section 5.7.3.
+ */
+#define INTEL_6300_IOAPIC_ABAR         0x40
+#define INTEL_6300_DISABLE_BOOT_IRQ    (1<<14)
+
+static void quirk_disable_intel_boot_interrupt(struct pci_dev *dev)
+{
+       u16 pci_config_word;
+
+       if (noioapicquirk)
+               return;
+
+       pci_read_config_word(dev, INTEL_6300_IOAPIC_ABAR, &pci_config_word);
+       pci_config_word |= INTEL_6300_DISABLE_BOOT_IRQ;
+       pci_write_config_word(dev, INTEL_6300_IOAPIC_ABAR, pci_config_word);
+
+       printk(KERN_INFO "disabled boot interrupt on device 0x%04x:0x%04x\n",
+               dev->vendor, dev->device);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_ESB_10,     quirk_disable_intel_boot_interrupt);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_ESB_10,    quirk_disable_intel_boot_interrupt);
+
+/*
+ * disable boot interrupts on HT-1000
+ */
+#define BC_HT1000_FEATURE_REG          0x64
+#define BC_HT1000_PIC_REGS_ENABLE      (1<<0)
+#define BC_HT1000_MAP_IDX              0xC00
+#define BC_HT1000_MAP_DATA             0xC01
+
+static void quirk_disable_broadcom_boot_interrupt(struct pci_dev *dev)
+{
+       u32 pci_config_dword;
+       u8 irq;
+
+       if (noioapicquirk)
+               return;
+
+       pci_read_config_dword(dev, BC_HT1000_FEATURE_REG, &pci_config_dword);
+       pci_write_config_dword(dev, BC_HT1000_FEATURE_REG, pci_config_dword |
+                       BC_HT1000_PIC_REGS_ENABLE);
+
+       for (irq = 0x10; irq < 0x10 + 32; irq++) {
+               outb(irq, BC_HT1000_MAP_IDX);
+               outb(0x00, BC_HT1000_MAP_DATA);
+       }
+
+       pci_write_config_dword(dev, BC_HT1000_FEATURE_REG, pci_config_dword);
+
+       printk(KERN_INFO "disabled boot interrupts on PCI device"
+                       "0x%04x:0x%04x\n", dev->vendor, dev->device);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS,   PCI_DEVICE_ID_SERVERWORKS_HT1000SB,       quirk_disable_broadcom_boot_interrupt);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_SERVERWORKS,   PCI_DEVICE_ID_SERVERWORKS_HT1000SB,      quirk_disable_broadcom_boot_interrupt);
+
+/*
+ * disable boot interrupts on AMD and ATI chipsets
+ */
+/*
+ * NOIOAMODE needs to be disabled to disable "boot interrupts". For AMD 8131
+ * rev. A0 and B0, NOIOAMODE needs to be disabled anyway to fix IO-APIC mode
+ * (due to an erratum).
+ */
+#define AMD_813X_MISC                  0x40
+#define AMD_813X_NOIOAMODE             (1<<0)
+
+static void quirk_disable_amd_813x_boot_interrupt(struct pci_dev *dev)
+{
+       u32 pci_config_dword;
+
+       if (noioapicquirk)
+               return;
+
+       pci_read_config_dword(dev, AMD_813X_MISC, &pci_config_dword);
+       pci_config_dword &= ~AMD_813X_NOIOAMODE;
+       pci_write_config_dword(dev, AMD_813X_MISC, pci_config_dword);
+
+       printk(KERN_INFO "disabled boot interrupts on PCI device "
+                       "0x%04x:0x%04x\n", dev->vendor, dev->device);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD,   PCI_DEVICE_ID_AMD_8131_BRIDGE,    quirk_disable_amd_813x_boot_interrupt);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AMD,   PCI_DEVICE_ID_AMD_8132_BRIDGE,   quirk_disable_amd_813x_boot_interrupt);
+
+#define AMD_8111_PCI_IRQ_ROUTING       0x56
+
+static void quirk_disable_amd_8111_boot_interrupt(struct pci_dev *dev)
+{
+       u16 pci_config_word;
+
+       if (noioapicquirk)
+               return;
+
+       pci_read_config_word(dev, AMD_8111_PCI_IRQ_ROUTING, &pci_config_word);
+       if (!pci_config_word) {
+               printk(KERN_INFO "boot interrupts on PCI device 0x%04x:0x%04x "
+                               "already disabled\n",
+                               dev->vendor, dev->device);
+               return;
+       }
+       pci_write_config_word(dev, AMD_8111_PCI_IRQ_ROUTING, 0);
+       printk(KERN_INFO "disabled boot interrupts on PCI device "
+                       "0x%04x:0x%04x\n", dev->vendor, dev->device);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD,   PCI_DEVICE_ID_AMD_8111_SMBUS,     quirk_disable_amd_8111_boot_interrupt);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AMD,   PCI_DEVICE_ID_AMD_8111_SMBUS,    quirk_disable_amd_8111_boot_interrupt);
+#endif /* CONFIG_X86_IO_APIC */
+
 /*
  * Toshiba TC86C001 IDE controller reports the standard 8-byte BAR0 size
  * but the PIO transfers won't work if BAR0 falls at the odd 8 bytes.
@@ -1946,11 +2149,12 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4375,
 
 #endif /* CONFIG_PCI_MSI */
 
-static void pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f, struct pci_fixup *end)
+static void pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f,
+                         struct pci_fixup *end)
 {
        while (f < end) {
                if ((f->vendor == dev->vendor || f->vendor == (u16) PCI_ANY_ID) &&
-                   (f->device == dev->device || f->device == (u16) PCI_ANY_ID)) {
+                   (f->device == dev->device || f->device == (u16) PCI_ANY_ID)) {
                        dev_dbg(&dev->dev, "calling %pF\n", f->hook);
                        f->hook(dev);
                }
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