diff options
| author | Aristeu Rozanski <aris@redhat.com> | 2014-06-02 22:15:24 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-06-26 22:46:29 +0400 |
| commit | b976bcf249f4d3b28963e67b5194bc2690da260c (patch) | |
| tree | 1e902cc3cd8c6955113d133c211191283d40ac83 /drivers/edac | |
| parent | f14d6892e4a6086d48fa77ac8e59003d3f4f8e16 (diff) | |
| download | linux-b976bcf249f4d3b28963e67b5194bc2690da260c.tar.xz | |
sb_edac: make RIR limit retrieval per model
Haswell has a different way to retrieve RIR limits, make this procedure per
model.
Cc: Tony Luck <tony.luck@intel.com>
Signed-off-by: Aristeu Rozanski <aris@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/edac')
| -rw-r--r-- | drivers/edac/sb_edac.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c index 3335281982dc..c99c595adc2b 100644 --- a/drivers/edac/sb_edac.c +++ b/drivers/edac/sb_edac.c @@ -233,7 +233,6 @@ static const u32 rir_way_limit[] = { #define IS_RIR_VALID(reg) GET_BITFIELD(reg, 31, 31) #define RIR_WAY(reg) GET_BITFIELD(reg, 28, 29) -#define RIR_LIMIT(reg) ((GET_BITFIELD(reg, 1, 10) << 29)| 0x1fffffff) #define MAX_RIR_WAY 8 @@ -296,6 +295,7 @@ struct sbridge_info { u32 rankcfgr; u64 (*get_tolm)(struct sbridge_pvt *pvt); u64 (*get_tohm)(struct sbridge_pvt *pvt); + u64 (*rir_limit)(u32 reg); const u32 *dram_rule; const u32 *interleave_list; const struct interleave_pkg *interleave_pkg; @@ -586,6 +586,11 @@ static u64 ibridge_get_tohm(struct sbridge_pvt *pvt) return GET_TOHM(reg); } +static u64 rir_limit(u32 reg) +{ + return ((u64)GET_BITFIELD(reg, 1, 10) << 29) | 0x1fffffff; +} + static enum mem_type get_memory_type(struct sbridge_pvt *pvt) { u32 reg; @@ -902,7 +907,7 @@ static void get_memory_layout(const struct mem_ctl_info *mci) if (!IS_RIR_VALID(reg)) continue; - tmp_mb = RIR_LIMIT(reg) >> 20; + tmp_mb = pvt->info.rir_limit(reg) >> 20; rir_way = 1 << RIR_WAY(reg); mb = div_u64_rem(tmp_mb, 1000, &kb); edac_dbg(0, "CH#%d RIR#%d, limit: %u.%03u GB (0x%016Lx), way: %d, reg=0x%08x\n", @@ -1196,7 +1201,7 @@ static int get_memory_error_data(struct mem_ctl_info *mci, if (!IS_RIR_VALID(reg)) continue; - limit = RIR_LIMIT(reg); + limit = pvt->info.rir_limit(reg); mb = div_u64_rem(limit >> 20, 1000, &kb); edac_dbg(0, "RIR#%d, limit: %u.%03u GB (0x%016Lx), way: %d\n", n_rir, @@ -1993,6 +1998,7 @@ static int sbridge_register_mci(struct sbridge_dev *sbridge_dev, enum type type) pvt->info.dram_rule = ibridge_dram_rule; pvt->info.get_memory_type = get_memory_type; pvt->info.get_node_id = get_node_id; + pvt->info.rir_limit = rir_limit; pvt->info.max_sad = ARRAY_SIZE(ibridge_dram_rule); pvt->info.interleave_list = ibridge_interleave_list; pvt->info.max_interleave = ARRAY_SIZE(ibridge_interleave_list); @@ -2010,6 +2016,7 @@ static int sbridge_register_mci(struct sbridge_dev *sbridge_dev, enum type type) pvt->info.dram_rule = sbridge_dram_rule; pvt->info.get_memory_type = get_memory_type; pvt->info.get_node_id = get_node_id; + pvt->info.rir_limit = rir_limit; pvt->info.max_sad = ARRAY_SIZE(sbridge_dram_rule); pvt->info.interleave_list = sbridge_interleave_list; pvt->info.max_interleave = ARRAY_SIZE(sbridge_interleave_list); |