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-rw-r--r--drivers/edac/sb_edac.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
index 3ea90fc5978b..54d9d179cb77 100644
--- a/drivers/edac/sb_edac.c
+++ b/drivers/edac/sb_edac.c
@@ -462,6 +462,7 @@ static const struct pci_id_table pci_dev_descr_sbridge_table[] = {
static const struct pci_id_descr pci_dev_descr_ibridge[] = {
/* Processor Home Agent */
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_IBRIDGE_IMC_HA0, 0, IMC0) },
+ { PCI_DESCR(PCI_DEVICE_ID_INTEL_IBRIDGE_IMC_HA1, 1, IMC1) },
/* Memory controller */
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_IBRIDGE_IMC_HA0_TA, 0, IMC0) },
@@ -472,7 +473,6 @@ static const struct pci_id_descr pci_dev_descr_ibridge[] = {
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_IBRIDGE_IMC_HA0_TAD3, 0, IMC0) },
/* Optional, mode 2HA */
- { PCI_DESCR(PCI_DEVICE_ID_INTEL_IBRIDGE_IMC_HA1, 1, IMC1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_IBRIDGE_IMC_HA1_TA, 1, IMC1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_IBRIDGE_IMC_HA1_RAS, 1, IMC1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_IBRIDGE_IMC_HA1_TAD0, 1, IMC1) },
@@ -2291,6 +2291,13 @@ static int sbridge_get_onedevice(struct pci_dev **prev,
next_imc:
sbridge_dev = get_sbridge_dev(bus, dev_descr->dom, multi_bus, sbridge_dev);
if (!sbridge_dev) {
+ /* If the HA1 wasn't found, don't create EDAC second memory controller */
+ if (dev_descr->dom == IMC1 && devno != 1) {
+ edac_dbg(0, "Skip IMC1: %04x:%04x (since HA1 was absent)\n",
+ PCI_VENDOR_ID_INTEL, dev_descr->dev_id);
+ pci_dev_put(pdev);
+ return 0;
+ }
if (dev_descr->dom == SOCK)
goto out_imc;