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sb_edac: allow different interleave lists 

This is in preparation for Ivy Bridge support

Signed-off-by: Aristeu Rozanski <arozansk@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Aristeu Rozanski 2013-10-30 13:27:01 -03:00 committed by Mauro Carvalho Chehab
parent 464f1d829a
commit ef1ce51e7b
1 changed files with 8 additions and 5 deletions
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13
drivers/edac/sb_edac.c
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@ -107,11 +107,10 @@ static char *get_dram_attr(u32 reg)
}
}
static const u32 interleave_list[] = {
static const u32 sbridge_interleave_list[] = {
0x84, 0x8c, 0x94, 0x9c, 0xa4,
0xac, 0xb4, 0xbc, 0xc4, 0xcc,
};
#define MAX_INTERLEAVE ARRAY_SIZE(interleave_list)
#define SAD_PKG0(reg) GET_BITFIELD(reg, 0, 2)
#define SAD_PKG1(reg) GET_BITFIELD(reg, 3, 5)
@ -279,7 +278,9 @@ struct sbridge_info {
u64 (*get_tolm)(struct sbridge_pvt *pvt);
u64 (*get_tohm)(struct sbridge_pvt *pvt);
const u32 *dram_rule;
const u32 *interleave_list;
u8 max_sad;
u8 max_interleave;
};
struct sbridge_channel {
@ -697,7 +698,7 @@ static void get_memory_layout(const struct mem_ctl_info *mci)
reg);
prv = limit;
pci_read_config_dword(pvt->pci_sad0, interleave_list[n_sads],
pci_read_config_dword(pvt->pci_sad0, pvt->info.interleave_list[n_sads],
&reg);
sad_interl = sad_pkg(reg, 0);
for (j = 0; j < 8; j++) {
@ -820,7 +821,7 @@ static int get_memory_error_data(struct mem_ctl_info *mci,
int n_rir, n_sads, n_tads, sad_way, sck_xch;
int sad_interl, idx, base_ch;
int interleave_mode;
unsigned sad_interleave[MAX_INTERLEAVE];
unsigned sad_interleave[pvt->info.max_interleave];
u32 reg;
u8 ch_way,sck_way;
u32 tad_offset;
@ -871,7 +872,7 @@ static int get_memory_error_data(struct mem_ctl_info *mci,
*area_type = get_dram_attr(reg);
interleave_mode = INTERLEAVE_MODE(reg);
pci_read_config_dword(pvt->pci_sad0, interleave_list[n_sads],
pci_read_config_dword(pvt->pci_sad0, pvt->info.interleave_list[n_sads],
&reg);
sad_interl = sad_pkg(reg, 0);
for (sad_way = 0; sad_way < 8; sad_way++) {
@ -1681,6 +1682,8 @@ static int sbridge_register_mci(struct sbridge_dev *sbridge_dev)
pvt->info.get_tohm = sbridge_get_tohm;
pvt->info.dram_rule = sbridge_dram_rule;
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);
/* Set the function pointer to an actual operation function */
mci->edac_check = sbridge_check_error;