Messages in this thread Patch in this message | | | From | Yazen Ghannam <> | Subject | [PATCH v2 29/31] EDAC/amd64: Define helper function to get interleave address select bit | Date | Wed, 23 Jun 2021 19:20:00 +0000 |
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...this will be expanded for future Data Fabric versions.
Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> --- Link: https://lkml.kernel.org/r/20210507190140.18854-1-Yazen.Ghannam@amd.com
v1->v2: * New in v2.
drivers/edac/amd64_edac.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 7ba6aa97e80d..aa8b8d0b319d 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1116,6 +1116,7 @@ struct data_fabric_ops { u16 (*get_component_id_mask)(struct addr_ctx *ctx); u8 (*get_die_id_shift)(struct addr_ctx *ctx); u8 (*get_socket_id_shift)(struct addr_ctx *ctx); + u8 (*get_intlv_addr_sel)(struct addr_ctx *ctx); int (*get_intlv_mode)(struct addr_ctx *ctx); int (*get_cs_fabric_id)(struct addr_ctx *ctx); int (*get_masks)(struct addr_ctx *ctx); @@ -1192,6 +1193,11 @@ static int get_intlv_mode_df2(struct addr_ctx *ctx) return 0; } +static u8 get_intlv_addr_sel_df2(struct addr_ctx *ctx) +{ + return (ctx->reg_base_addr >> 8) & 0x7; +} + static void get_intlv_num_dies_df2(struct addr_ctx *ctx) { ctx->intlv_num_dies = (ctx->reg_limit_addr >> 10) & 0x3; @@ -1245,6 +1251,7 @@ static u16 get_component_id_mask_df2(struct addr_ctx *ctx) struct data_fabric_ops df2_ops = { .get_hi_addr_offset = &get_hi_addr_offset_df2, .get_intlv_mode = &get_intlv_mode_df2, + .get_intlv_addr_sel = &get_intlv_addr_sel_df2, .get_intlv_num_dies = &get_intlv_num_dies_df2, .get_intlv_num_sockets = &get_intlv_num_sockets_df2, .get_cs_fabric_id = &get_cs_fabric_id_df2, @@ -1323,7 +1330,7 @@ static int get_dram_addr_map(struct addr_ctx *ctx) static int get_intlv_addr_bit(struct addr_ctx *ctx) { - u8 intlv_addr_sel = (ctx->reg_base_addr >> 8) & 0x7; + u8 intlv_addr_sel = df_ops->get_intlv_addr_sel(ctx); /* {0, 1, 2, 3} map to address bits {8, 9, 10, 11} respectively */ if (intlv_addr_sel > 3) { -- 2.25.1
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