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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>
This commit is contained in:
Aristeu Rozanski 2014-06-02 15:15:24 -03:00 committed by Mauro Carvalho Chehab
parent f14d6892e4
commit b976bcf249
1 changed files with 10 additions and 3 deletions
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13
drivers/edac/sb_edac.c
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@ -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);