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i7core_edac: Add support for sysfs addrmatch group 

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2009-09-23 18:56:47 -03:00
parent 9fa2fc2e2d
commit a5538e531f
1 changed files with 70 additions and 103 deletions
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173
drivers/edac/i7core_edac.c
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@ -778,105 +778,59 @@ static ssize_t i7core_inject_eccmask_show(struct mem_ctl_info *mci,
* 23:16 and 31:24). Flipping bits in two symbol pairs will cause an * 23:16 and 31:24). Flipping bits in two symbol pairs will cause an
* uncorrectable error to be injected. * uncorrectable error to be injected.
*/ */
static ssize_t i7core_inject_addrmatch_store(struct mem_ctl_info *mci,
const char *data, size_t count)
{
struct i7core_pvt *pvt = mci->pvt_info;
char *cmd, *val;
long value;
int rc;
if (pvt->inject.enable) #define DECLARE_ADDR_MATCH(param, limit) \
disable_inject(mci); static ssize_t i7core_inject_store_##param( \
struct mem_ctl_info *mci, \
do { const char *data, size_t count) \
cmd = strsep((char **) &data, ":"); { \
if (!cmd) struct i7core_pvt *pvt = mci->pvt_info; \
break; long value; \
val = strsep((char **) &data, " \n\t"); int rc; \
if (!val) \
return cmd - data; if (pvt->inject.enable) \
disable_inject(mci); \
if (!strcasecmp(val, "any")) \
value = -1; if (!strcasecmp(data, "any")) \
else { value = -1; \
rc = strict_strtol(val, 10, &value); else { \
if ((rc < 0) || (value < 0)) rc = strict_strtoul(data, 10, &value); \
return cmd - data; if ((rc < 0) || (value >= limit)) \
} return -EIO; \
} \
if (!strcasecmp(cmd, "channel")) { \
if (value < 3) pvt->inject.param = value; \
pvt->inject.channel = value; \
else return count; \
return cmd - data; } \
} else if (!strcasecmp(cmd, "dimm")) { \
if (value < 3) static ssize_t i7core_inject_show_##param( \
pvt->inject.dimm = value; struct mem_ctl_info *mci, \
else char *data) \
return cmd - data; { \
} else if (!strcasecmp(cmd, "rank")) { struct i7core_pvt *pvt = mci->pvt_info; \
if (value < 4) if (pvt->inject.param < 0) \
pvt->inject.rank = value; return sprintf(data, "any\n"); \
else else \
return cmd - data; return sprintf(data, "%d\n", pvt->inject.param);\
} else if (!strcasecmp(cmd, "bank")) {
if (value < 32)
pvt->inject.bank = value;
else
return cmd - data;
} else if (!strcasecmp(cmd, "page")) {
if (value <= 0xffff)
pvt->inject.page = value;
else
return cmd - data;
} else if (!strcasecmp(cmd, "col") ||
!strcasecmp(cmd, "column")) {
if (value <= 0x3fff)
pvt->inject.col = value;
else
return cmd - data;
}
} while (1);
return count;
} }
static ssize_t i7core_inject_addrmatch_show(struct mem_ctl_info *mci, #define ATTR_ADDR_MATCH(param) \
char *data) { \
{ .attr = { \
struct i7core_pvt *pvt = mci->pvt_info; .name = #param, \
char channel[4], dimm[4], bank[4], rank[4], page[7], col[7]; .mode = (S_IRUGO | S_IWUSR) \
}, \
.show = i7core_inject_show_##param, \
.store = i7core_inject_store_##param, \
}
if (pvt->inject.channel < 0) DECLARE_ADDR_MATCH(channel, 3);
sprintf(channel, "any"); DECLARE_ADDR_MATCH(dimm, 3);
else DECLARE_ADDR_MATCH(rank, 4);
sprintf(channel, "%d", pvt->inject.channel); DECLARE_ADDR_MATCH(bank, 32);
if (pvt->inject.dimm < 0) DECLARE_ADDR_MATCH(page, 0x10000);
sprintf(dimm, "any"); DECLARE_ADDR_MATCH(col, 0x4000);
else
sprintf(dimm, "%d", pvt->inject.dimm);
if (pvt->inject.bank < 0)
sprintf(bank, "any");
else
sprintf(bank, "%d", pvt->inject.bank);
if (pvt->inject.rank < 0)
sprintf(rank, "any");
else
sprintf(rank, "%d", pvt->inject.rank);
if (pvt->inject.page < 0)
sprintf(page, "any");
else
sprintf(page, "0x%04x", pvt->inject.page);
if (pvt->inject.col < 0)
sprintf(col, "any");
else
sprintf(col, "0x%04x", pvt->inject.col);
return sprintf(data, "channel: %s\ndimm: %s\nbank: %s\n"
"rank: %s\npage: %s\ncolumn: %s\n",
channel, dimm, bank, rank, page, col);
}
static int write_and_test(struct pci_dev *dev, int where, u32 val) static int write_and_test(struct pci_dev *dev, int where, u32 val)
{ {
@ -1079,7 +1033,25 @@ static ssize_t i7core_ce_regs_show(struct mem_ctl_info *mci, char *data)
/* /*
* Sysfs struct * Sysfs struct
*/ */
static struct mcidev_sysfs_attribute i7core_inj_attrs[] = {
static struct mcidev_sysfs_attribute i7core_addrmatch_attrs[] = {
ATTR_ADDR_MATCH(channel),
ATTR_ADDR_MATCH(dimm),
ATTR_ADDR_MATCH(rank),
ATTR_ADDR_MATCH(bank),
ATTR_ADDR_MATCH(page),
ATTR_ADDR_MATCH(col),
{ .attr = { .name = NULL } }
};
static struct mcidev_sysfs_group i7core_inject_addrmatch = {
.name = "inject_addrmatch",
.mcidev_attr = i7core_addrmatch_attrs,
};
static struct mcidev_sysfs_attribute i7core_sysfs_attrs[] = {
{ {
.attr = { .attr = {
.name = "inject_section", .name = "inject_section",
@ -1102,12 +1074,7 @@ static struct mcidev_sysfs_attribute i7core_inj_attrs[] = {
.show = i7core_inject_eccmask_show, .show = i7core_inject_eccmask_show,
.store = i7core_inject_eccmask_store, .store = i7core_inject_eccmask_store,
}, { }, {
.attr = { .grp = &i7core_inject_addrmatch,
.name = "inject_addrmatch",
.mode = (S_IRUGO | S_IWUSR)
},
.show = i7core_inject_addrmatch_show,
.store = i7core_inject_addrmatch_store,
}, { }, {
.attr = { .attr = {
.name = "inject_enable", .name = "inject_enable",
@ -1750,7 +1717,7 @@ static int i7core_register_mci(struct i7core_dev *i7core_dev,
i7core_dev->socket); i7core_dev->socket);
mci->dev_name = pci_name(i7core_dev->pdev[0]); mci->dev_name = pci_name(i7core_dev->pdev[0]);
mci->ctl_page_to_phys = NULL; mci->ctl_page_to_phys = NULL;
mci->mc_driver_sysfs_attributes = i7core_inj_attrs; mci->mc_driver_sysfs_attributes = i7core_sysfs_attrs;
/* Set the function pointer to an actual operation function */ /* Set the function pointer to an actual operation function */
mci->edac_check = i7core_check_error; mci->edac_check = i7core_check_error;