Messages in this thread Patch in this message | | | From | Yazen Ghannam <> | Subject | [PATCH v3 05/33] EDAC/amd64: Define Data Fabric operations | Date | Thu, 28 Oct 2021 17:57:00 +0000 |
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Define a stub to hold operations for different Data Fabric versions. This will be filled in following patches.
Set the operations at init-time as appropriate for each model/family group.
Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> --- Link: https://lkml.kernel.org/r/20210623192002.3671647-7-yazen.ghannam@amd.com
v2->v3: * Was patch 6 in v2. * "df_ops" is set at init time.
v1->v2: * New in v2.
drivers/edac/amd64_edac.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 3fb137ea74b3..f83f9813294d 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1056,6 +1056,14 @@ struct addr_ctx { u8 inst_id; }; +struct data_fabric_ops { +}; + +struct data_fabric_ops df2_ops = { +}; + +struct data_fabric_ops *df_ops; + static int umc_normaddr_to_sysaddr(u64 norm_addr, u16 nid, u8 umc, u64 *sys_addr) { u64 dram_base_addr, dram_limit_addr, dram_hole_base; @@ -1070,6 +1078,9 @@ static int umc_normaddr_to_sysaddr(u64 norm_addr, u16 nid, u8 umc, u64 *sys_addr struct addr_ctx ctx; + if (!df_ops) + return -EINVAL; + memset(&ctx, 0, sizeof(ctx)); /* We start from the normalized address */ @@ -4190,6 +4201,7 @@ static struct amd64_family_type *per_family_init(struct amd64_pvt *pvt) if (pvt->model >= 0x10 && pvt->model <= 0x2f) { pvt->fam_type = &family_types[F17_M10H_CPUS]; pvt->ops = &family_types[F17_M10H_CPUS].ops; + df_ops = &df2_ops; break; } else if (pvt->model >= 0x30 && pvt->model <= 0x3f) { pvt->fam_type = &family_types[F17_M30H_CPUS]; @@ -4208,6 +4220,7 @@ static struct amd64_family_type *per_family_init(struct amd64_pvt *pvt) case 0x18: pvt->fam_type = &family_types[F17_CPUS]; pvt->ops = &family_types[F17_CPUS].ops; + df_ops = &df2_ops; if (pvt->fam == 0x18) family_types[F17_CPUS].ctl_name = "F18h"; -- 2.25.1
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