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amd64_edac: add per-family descriptors

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Borislav:

- fix comments
- fix function return value patterns

Reviewed-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Doug Thompson <dougthompson@xmission.com>
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
This commit is contained in:
Doug Thompson 2009-04-27 16:25:05 +02:00 committed by Borislav Petkov
parent f71d0a0500
commit 4d37607adb
1 changed files with 72 additions and 0 deletions
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72
drivers/edac/amd64_edac.c
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@ -1824,3 +1824,75 @@ static int f10_probe_valid_hardware(struct amd64_pvt *pvt)
return ret; return ret;
} }
/*
* There currently are 3 types type of MC devices for AMD Athlon/Opterons
* (as per PCI DEVICE_IDs):
*
* Family K8: That is the Athlon64 and Opteron CPUs. They all have the same PCI
* DEVICE ID, even though there is differences between the different Revisions
* (CG,D,E,F).
*
* Family F10h and F11h.
*
*/
static struct amd64_family_type amd64_family_types[] = {
[K8_CPUS] = {
.ctl_name = "RevF",
.addr_f1_ctl = PCI_DEVICE_ID_AMD_K8_NB_ADDRMAP,
.misc_f3_ctl = PCI_DEVICE_ID_AMD_K8_NB_MISC,
.ops = {
.early_channel_count = k8_early_channel_count,
.get_error_address = k8_get_error_address,
.read_dram_base_limit = k8_read_dram_base_limit,
.map_sysaddr_to_csrow = k8_map_sysaddr_to_csrow,
.dbam_map_to_pages = k8_dbam_map_to_pages,
}
},
[F10_CPUS] = {
.ctl_name = "Family 10h",
.addr_f1_ctl = PCI_DEVICE_ID_AMD_10H_NB_MAP,
.misc_f3_ctl = PCI_DEVICE_ID_AMD_10H_NB_MISC,
.ops = {
.probe_valid_hardware = f10_probe_valid_hardware,
.early_channel_count = f10_early_channel_count,
.get_error_address = f10_get_error_address,
.read_dram_base_limit = f10_read_dram_base_limit,
.read_dram_ctl_register = f10_read_dram_ctl_register,
.map_sysaddr_to_csrow = f10_map_sysaddr_to_csrow,
.dbam_map_to_pages = f10_dbam_map_to_pages,
}
},
[F11_CPUS] = {
.ctl_name = "Family 11h",
.addr_f1_ctl = PCI_DEVICE_ID_AMD_11H_NB_MAP,
.misc_f3_ctl = PCI_DEVICE_ID_AMD_11H_NB_MISC,
.ops = {
.probe_valid_hardware = f10_probe_valid_hardware,
.early_channel_count = f10_early_channel_count,
.get_error_address = f10_get_error_address,
.read_dram_base_limit = f10_read_dram_base_limit,
.read_dram_ctl_register = f10_read_dram_ctl_register,
.map_sysaddr_to_csrow = f10_map_sysaddr_to_csrow,
.dbam_map_to_pages = f10_dbam_map_to_pages,
}
},
};
static struct pci_dev *pci_get_related_function(unsigned int vendor,
unsigned int device,
struct pci_dev *related)
{
struct pci_dev *dev = NULL;
dev = pci_get_device(vendor, device, dev);
while (dev) {
if ((dev->bus->number == related->bus->number) &&
(PCI_SLOT(dev->devfn) == PCI_SLOT(related->devfn)))
break;
dev = pci_get_device(vendor, device, dev);
}
return dev;
}