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Merge branches 'edac-i10nm' and 'edac-misc' into edac-updates-for-5.8

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Signed-off-by: Borislav Petkov <bp@suse.de>
This commit is contained in:
Borislav Petkov
2020-06-01 11:39:15 +02:00
parent 3d77e6a880 ce20670828 f00eb5ff2f
commit 2a02ca0428
10 changed files with 73 additions and 55 deletions
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33
drivers/edac/skx_base.c
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@@ -157,33 +157,35 @@ fail:
return -ENODEV;
}
static struct res_config skx_cfg = {
.type = SKX,
.decs_did = 0x2016,
.busno_cfg_offset = 0xcc,
};
static const struct x86_cpu_id skx_cpuids[] = {
X86_MATCH_INTEL_FAM6_MODEL(SKYLAKE_X, NULL),
X86_MATCH_INTEL_FAM6_MODEL(SKYLAKE_X, &skx_cfg),
{ }
};
MODULE_DEVICE_TABLE(x86cpu, skx_cpuids);
#define SKX_GET_MTMTR(dev, reg) \
pci_read_config_dword((dev), 0x87c, &(reg))
static bool skx_check_ecc(struct pci_dev *pdev)
static bool skx_check_ecc(u32 mcmtr)
{
u32 mtmtr;
SKX_GET_MTMTR(pdev, mtmtr);
return !!GET_BITFIELD(mtmtr, 2, 2);
return !!GET_BITFIELD(mcmtr, 2, 2);
}
static int skx_get_dimm_config(struct mem_ctl_info *mci)
{
struct skx_pvt *pvt = mci->pvt_info;
u32 mtr, mcmtr, amap, mcddrtcfg;
struct skx_imc *imc = pvt->imc;
u32 mtr, amap, mcddrtcfg;
struct dimm_info *dimm;
int i, j;
int ndimms;
/* Only the mcmtr on the first channel is effective */
pci_read_config_dword(imc->chan[0].cdev, 0x87c, &mcmtr);
for (i = 0; i < SKX_NUM_CHANNELS; i++) {
ndimms = 0;
pci_read_config_dword(imc->chan[i].cdev, 0x8C, &amap);
@@ -193,14 +195,14 @@ static int skx_get_dimm_config(struct mem_ctl_info *mci)
pci_read_config_dword(imc->chan[i].cdev,
0x80 + 4 * j, &mtr);
if (IS_DIMM_PRESENT(mtr)) {
ndimms += skx_get_dimm_info(mtr, amap, dimm, imc, i, j);
ndimms += skx_get_dimm_info(mtr, mcmtr, amap, dimm, imc, i, j);
} else if (IS_NVDIMM_PRESENT(mcddrtcfg, j)) {
ndimms += skx_get_nvdimm_info(dimm, imc, i, j,
EDAC_MOD_STR);
nvdimm_count++;
}
}
if (ndimms && !skx_check_ecc(imc->chan[0].cdev)) {
if (ndimms && !skx_check_ecc(mcmtr)) {
skx_printk(KERN_ERR, "ECC is disabled on imc %d\n", imc->mc);
return -ENODEV;
}
@@ -641,6 +643,7 @@ static inline void teardown_skx_debug(void) {}
static int __init skx_init(void)
{
const struct x86_cpu_id *id;
struct res_config *cfg;
const struct munit *m;
const char *owner;
int rc = 0, i, off[3] = {0xd0, 0xd4, 0xd8};
@@ -657,11 +660,13 @@ static int __init skx_init(void)
if (!id)
return -ENODEV;
cfg = (struct res_config *)id->driver_data;
rc = skx_get_hi_lo(0x2034, off, &skx_tolm, &skx_tohm);
if (rc)
return rc;
rc = skx_get_all_bus_mappings(0x2016, 0xcc, SKX, &skx_edac_list);
rc = skx_get_all_bus_mappings(cfg, &skx_edac_list);
if (rc < 0)
goto fail;
if (rc == 0) {