i7core: add support for Lynnfield alternate address

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index e525d57..d3f5c01 100644 (file)
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -314,6 +314,10 @@ struct pci_id_descr pci_dev_descr_lynnfield[] = {
        { PCI_DESCR( 4, 2, PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_RANK) },
        { PCI_DESCR( 4, 3, PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_TC)   },
 
+       /*
+        * This is the PCI device has an alternate address on some
+        * processors like Core i7 860
+        */
        { PCI_DESCR( 0, 0, PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE)     },
 };
 
@@ -322,7 +326,7 @@ struct pci_id_descr pci_dev_descr_lynnfield[] = {
  */
 static const struct pci_device_id i7core_pci_tbl[] __devinitdata = {
        {PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_X58_HUB_MGMT)},
-       {PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE)},
+       {PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LYNNFIELD_QPI_LINK0)},
        {0,}                    /* 0 terminated list. */
 };
 
@@ -1209,6 +1213,11 @@ int i7core_get_onedevice(struct pci_dev **prev, int devno,
                pdev = pci_get_device(PCI_VENDOR_ID_INTEL,
                                      PCI_DEVICE_ID_INTEL_I7_NONCORE_ALT, *prev);
 
+       if (dev_descr->dev_id == PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE && !pdev)
+               pdev = pci_get_device(PCI_VENDOR_ID_INTEL,
+                                     PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE_ALT,
+                                     *prev);
+
        if (!pdev) {
                if (*prev) {
                        *prev = pdev;
@@ -1866,7 +1875,7 @@ static int __devinit i7core_probe(struct pci_dev *pdev,
        /* get the pci devices we want to reserve for our use */
        mutex_lock(&i7core_edac_lock);
 
-       if (pdev->device == PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE) {
+       if (pdev->device == PCI_DEVICE_ID_INTEL_LYNNFIELD_QPI_LINK0) {
                printk(KERN_INFO "i7core_edac: detected a "
                                 "Lynnfield processor\n");
                rc = i7core_get_devices(pci_dev_descr_lynnfield,

diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index ebc0fa4..e67cb20 100644 (file)
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2551,6 +2551,7 @@
 #define PCI_DEVICE_ID_INTEL_I7_NONCORE 0x2c41
 #define PCI_DEVICE_ID_INTEL_I7_NONCORE_ALT 0x2c40
 #define PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE     0x2c50
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE_ALT 0x2c51
 #define PCI_DEVICE_ID_INTEL_LYNNFIELD_SAD         0x2c81
 #define PCI_DEVICE_ID_INTEL_LYNNFIELD_QPI_LINK0   0x2c90
 #define PCI_DEVICE_ID_INTEL_LYNNFIELD_QPI_PHY0    0x2c91