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sb_edac: look harder for DDRIO on Haswell systems

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In case the memory banks are populated so the first channel isn't used, the
DDRIO PCI device won't be visible and it won't be possible to determine the
memory type.

Acked-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Aristeu Rozanski <aris@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Aristeu Rozanski 2015-06-12 09:44:52 -04:00 committed by Mauro Carvalho Chehab
parent 64291f7db5
commit 7179385afe
1 changed files with 11 additions and 1 deletions
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12
drivers/edac/sb_edac.c
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@ -471,6 +471,9 @@ static const struct pci_id_table pci_dev_descr_ibridge_table[] = {
#define PCI_DEVICE_ID_INTEL_HASWELL_IMC_HA1_TAD2 0x2f6c
#define PCI_DEVICE_ID_INTEL_HASWELL_IMC_HA1_TAD3 0x2f6d
#define PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO0 0x2fbd
#define PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO1 0x2fbf
#define PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO2 0x2fb9
#define PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO3 0x2fbb
static const struct pci_id_descr pci_dev_descr_haswell[] = {
/* first item must be the HA */
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_HASWELL_IMC_HA0, 0) },
@ -488,6 +491,9 @@ static const struct pci_id_descr pci_dev_descr_haswell[] = {
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_HASWELL_IMC_HA0_TAD3, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO0, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO1, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO2, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO3, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_HASWELL_IMC_HA1_TA, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_HASWELL_IMC_HA1_THERMAL, 1) },
@ -1869,7 +1875,11 @@ static int haswell_mci_bind_devs(struct mem_ctl_info *mci,
}
break;
case PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO0:
pvt->pci_ddrio = pdev;
case PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO1:
case PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO2:
case PCI_DEVICE_ID_INTEL_HASWELL_IMC_DDRIO3:
if (!pvt->pci_ddrio)
pvt->pci_ddrio = pdev;
break;
case PCI_DEVICE_ID_INTEL_HASWELL_IMC_HA1:
pvt->pci_ha1 = pdev;