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sb_edac: look harder for DDRIO on Haswell systems 

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>
hifive-unleashed-5.1
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;