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authorMuralidhara M K <muralidhara.mk@amd.com>2023-01-27 17:04:11 +0000
committerBorislav Petkov (AMD) <bp@alien8.de>2023-03-24 13:03:20 +0100
commit78ec161a91dda15ecdfa153196bf0a739f0cb9a9 (patch)
tree4972304005a0dbb3d7c7a6531e819be3137283d4 /drivers/edac/amd64_edac.c
parentb29dad9bf3ce13e7a37f7fc75ee2c95ac48b9f08 (diff)
EDAC/amd64: Split determine_memory_type() into dct/umc functions
Call them from their respective hw_info_get() paths. Call them after all other hardware registers have been saved, since the memory type for a device will be determined based on the saved information. [ Yazen: rebased/reworked patch and reworded commit message. ] Signed-off-by: Muralidhara M K <muralidhara.mk@amd.com> Co-developed-by: Naveen Krishna Chatradhi <naveenkrishna.chatradhi@amd.com> Signed-off-by: Naveen Krishna Chatradhi <naveenkrishna.chatradhi@amd.com> Co-developed-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20230127170419.1824692-15-yazen.ghannam@amd.com
Diffstat (limited to 'drivers/edac/amd64_edac.c')
-rw-r--r--drivers/edac/amd64_edac.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 0729ce10e483..375bc0275e8e 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -1735,7 +1735,7 @@ static void dct_read_base_mask(struct amd64_pvt *pvt)
}
}
-static void determine_memory_type_df(struct amd64_pvt *pvt)
+static void umc_determine_memory_type(struct amd64_pvt *pvt)
{
struct amd64_umc *umc;
u32 i;
@@ -1772,13 +1772,10 @@ static void determine_memory_type_df(struct amd64_pvt *pvt)
}
}
-static void determine_memory_type(struct amd64_pvt *pvt)
+static void dct_determine_memory_type(struct amd64_pvt *pvt)
{
u32 dram_ctrl, dcsm;
- if (pvt->umc)
- return determine_memory_type_df(pvt);
-
switch (pvt->fam) {
case 0xf:
if (pvt->ext_model >= K8_REV_F)
@@ -1828,6 +1825,8 @@ static void determine_memory_type(struct amd64_pvt *pvt)
WARN(1, KERN_ERR "%s: Family??? 0x%x\n", __func__, pvt->fam);
pvt->dram_type = MEM_EMPTY;
}
+
+ edac_dbg(1, " DIMM type: %s\n", edac_mem_types[pvt->dram_type]);
return;
ddr3:
@@ -3183,10 +3182,6 @@ static void read_mc_regs(struct amd64_pvt *pvt)
skip:
- determine_memory_type(pvt);
-
- if (!pvt->umc)
- edac_dbg(1, " DIMM type: %s\n", edac_mem_types[pvt->dram_type]);
determine_ecc_sym_sz(pvt);
}
@@ -3664,6 +3659,7 @@ static int dct_hw_info_get(struct amd64_pvt *pvt)
dct_prep_chip_selects(pvt);
dct_read_base_mask(pvt);
read_mc_regs(pvt);
+ dct_determine_memory_type(pvt);
return 0;
}
@@ -3677,6 +3673,7 @@ static int umc_hw_info_get(struct amd64_pvt *pvt)
umc_prep_chip_selects(pvt);
umc_read_base_mask(pvt);
read_mc_regs(pvt);
+ umc_determine_memory_type(pvt);
return 0;
}