Commit 11148a68 authored by Jim Snow's avatar Jim Snow Committed by Luis Henriques

sb_edac: Fix erroneous bytes->gigabytes conversion

commit 8c009100 upstream.
Signed-off-by: default avatarJim Snow <jim.snow@intel.com>
Signed-off-by: default avatarLukasz Anaczkowski <lukasz.anaczkowski@intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
Cc: Vinson Lee <vlee@twopensource.com>
[ luis: backported to 3.16: adjusted context ]
Signed-off-by: default avatarLuis Henriques <luis.henriques@canonical.com>
parent 4e8b0819
......@@ -764,7 +764,7 @@ static void get_memory_layout(const struct mem_ctl_info *mci)
u32 reg;
u64 limit, prv = 0;
u64 tmp_mb;
u32 mb, kb;
u32 gb, mb;
u32 rir_way;
/*
......@@ -774,15 +774,17 @@ static void get_memory_layout(const struct mem_ctl_info *mci)
pvt->tolm = pvt->info.get_tolm(pvt);
tmp_mb = (1 + pvt->tolm) >> 20;
mb = div_u64_rem(tmp_mb, 1000, &kb);
edac_dbg(0, "TOLM: %u.%03u GB (0x%016Lx)\n", mb, kb, (u64)pvt->tolm);
gb = div_u64_rem(tmp_mb, 1024, &mb);
edac_dbg(0, "TOLM: %u.%03u GB (0x%016Lx)\n",
gb, (mb*1000)/1024, (u64)pvt->tolm);
/* Address range is already 45:25 */
pvt->tohm = pvt->info.get_tohm(pvt);
tmp_mb = (1 + pvt->tohm) >> 20;
mb = div_u64_rem(tmp_mb, 1000, &kb);
edac_dbg(0, "TOHM: %u.%03u GB (0x%016Lx)\n", mb, kb, (u64)pvt->tohm);
gb = div_u64_rem(tmp_mb, 1024, &mb);
edac_dbg(0, "TOHM: %u.%03u GB (0x%016Lx)\n",
gb, (mb*1000)/1024, (u64)pvt->tohm);
/*
* Step 2) Get SAD range and SAD Interleave list
......@@ -804,11 +806,11 @@ static void get_memory_layout(const struct mem_ctl_info *mci)
break;
tmp_mb = (limit + 1) >> 20;
mb = div_u64_rem(tmp_mb, 1000, &kb);
gb = div_u64_rem(tmp_mb, 1024, &mb);
edac_dbg(0, "SAD#%d %s up to %u.%03u GB (0x%016Lx) Interleave: %s reg=0x%08x\n",
n_sads,
get_dram_attr(reg),
mb, kb,
gb, (mb*1000)/1024,
((u64)tmp_mb) << 20L,
INTERLEAVE_MODE(reg) ? "8:6" : "[8:6]XOR[18:16]",
reg);
......@@ -839,9 +841,9 @@ static void get_memory_layout(const struct mem_ctl_info *mci)
break;
tmp_mb = (limit + 1) >> 20;
mb = div_u64_rem(tmp_mb, 1000, &kb);
gb = div_u64_rem(tmp_mb, 1024, &mb);
edac_dbg(0, "TAD#%d: up to %u.%03u GB (0x%016Lx), socket interleave %d, memory interleave %d, TGT: %d, %d, %d, %d, reg=0x%08x\n",
n_tads, mb, kb,
n_tads, gb, (mb*1000)/1024,
((u64)tmp_mb) << 20L,
(u32)TAD_SOCK(reg),
(u32)TAD_CH(reg),
......@@ -864,10 +866,10 @@ static void get_memory_layout(const struct mem_ctl_info *mci)
tad_ch_nilv_offset[j],
&reg);
tmp_mb = TAD_OFFSET(reg) >> 20;
mb = div_u64_rem(tmp_mb, 1000, &kb);
gb = div_u64_rem(tmp_mb, 1024, &mb);
edac_dbg(0, "TAD CH#%d, offset #%d: %u.%03u GB (0x%016Lx), reg=0x%08x\n",
i, j,
mb, kb,
gb, (mb*1000)/1024,
((u64)tmp_mb) << 20L,
reg);
}
......@@ -889,10 +891,10 @@ static void get_memory_layout(const struct mem_ctl_info *mci)
tmp_mb = RIR_LIMIT(reg) >> 20;
rir_way = 1 << RIR_WAY(reg);
mb = div_u64_rem(tmp_mb, 1000, &kb);
gb = div_u64_rem(tmp_mb, 1024, &mb);
edac_dbg(0, "CH#%d RIR#%d, limit: %u.%03u GB (0x%016Lx), way: %d, reg=0x%08x\n",
i, j,
mb, kb,
gb, (mb*1000)/1024,
((u64)tmp_mb) << 20L,
rir_way,
reg);
......@@ -903,10 +905,10 @@ static void get_memory_layout(const struct mem_ctl_info *mci)
&reg);
tmp_mb = RIR_OFFSET(reg) << 6;
mb = div_u64_rem(tmp_mb, 1000, &kb);
gb = div_u64_rem(tmp_mb, 1024, &mb);
edac_dbg(0, "CH#%d RIR#%d INTL#%d, offset %u.%03u GB (0x%016Lx), tgt: %d, reg=0x%08x\n",
i, j, k,
mb, kb,
gb, (mb*1000)/1024,
((u64)tmp_mb) << 20L,
(u32)RIR_RNK_TGT(reg),
reg);
......@@ -944,7 +946,7 @@ static int get_memory_error_data(struct mem_ctl_info *mci,
u8 ch_way, sck_way, pkg, sad_ha = 0;
u32 tad_offset;
u32 rir_way;
u32 mb, kb;
u32 mb, gb;
u64 ch_addr, offset, limit = 0, prv = 0;
......@@ -1182,10 +1184,10 @@ static int get_memory_error_data(struct mem_ctl_info *mci,
continue;
limit = RIR_LIMIT(reg);
mb = div_u64_rem(limit >> 20, 1000, &kb);
gb = div_u64_rem(limit >> 20, 1024, &mb);
edac_dbg(0, "RIR#%d, limit: %u.%03u GB (0x%016Lx), way: %d\n",
n_rir,
mb, kb,
gb, (mb*1000)/1024,
limit,
1 << RIR_WAY(reg));
if (ch_addr <= limit)
......
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