diff options
Diffstat (limited to 'drivers/edac/edac_mc.c')
| -rw-r--r-- | drivers/edac/edac_mc.c | 57 |
1 files changed, 51 insertions, 6 deletions
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index 4be9bd0a1267..9c205274c1cb 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -14,7 +14,6 @@ #include <linux/config.h> -#include <linux/version.h> #include <linux/module.h> #include <linux/proc_fs.h> #include <linux/kernel.h> @@ -39,6 +38,12 @@ #define EDAC_MC_VERSION "edac_mc Ver: 2.0.0 " __DATE__ +/* For now, disable the EDAC sysfs code. The sysfs interface that EDAC + * presents to user space needs more thought, and is likely to change + * substantially. + */ +#define DISABLE_EDAC_SYSFS + #ifdef CONFIG_EDAC_DEBUG /* Values of 0 to 4 will generate output */ int edac_debug_level = 1; @@ -48,7 +53,7 @@ EXPORT_SYMBOL(edac_debug_level); /* EDAC Controls, setable by module parameter, and sysfs */ static int log_ue = 1; static int log_ce = 1; -static int panic_on_ue = 1; +static int panic_on_ue; static int poll_msec = 1000; static int check_pci_parity = 0; /* default YES check PCI parity */ @@ -78,6 +83,8 @@ static int pci_whitelist_count ; /* START sysfs data and methods */ +#ifndef DISABLE_EDAC_SYSFS + static const char *mem_types[] = { [MEM_EMPTY] = "Empty", [MEM_RESERVED] = "Reserved", @@ -133,11 +140,13 @@ static struct kobject edac_pci_kobj; * /sys/devices/system/edac/mc; * data structures and methods */ +#if 0 static ssize_t memctrl_string_show(void *ptr, char *buffer) { char *value = (char*) ptr; return sprintf(buffer, "%s\n", value); } +#endif static ssize_t memctrl_int_show(void *ptr, char *buffer) { @@ -208,7 +217,9 @@ struct memctrl_dev_attribute attr_##_name = { \ }; /* cwrow<id> attribute f*/ +#if 0 MEMCTRL_STRING_ATTR(mc_version,EDAC_MC_VERSION,S_IRUGO,memctrl_string_show,NULL); +#endif /* csrow<id> control files */ MEMCTRL_ATTR(panic_on_ue,S_IRUGO|S_IWUSR,memctrl_int_show,memctrl_int_store); @@ -223,7 +234,6 @@ static struct memctrl_dev_attribute *memctrl_attr[] = { &attr_log_ue, &attr_log_ce, &attr_poll_msec, - &attr_mc_version, NULL, }; @@ -239,6 +249,7 @@ static struct kobj_type ktype_memctrl = { .default_attrs = (struct attribute **) memctrl_attr, }; +#endif /* DISABLE_EDAC_SYSFS */ /* Initialize the main sysfs entries for edac: * /sys/devices/system/edac @@ -249,6 +260,11 @@ static struct kobj_type ktype_memctrl = { * !0 FAILURE */ static int edac_sysfs_memctrl_setup(void) +#ifdef DISABLE_EDAC_SYSFS +{ + return 0; +} +#else { int err=0; @@ -281,6 +297,7 @@ static int edac_sysfs_memctrl_setup(void) return err; } +#endif /* DISABLE_EDAC_SYSFS */ /* * MC teardown: @@ -288,6 +305,7 @@ static int edac_sysfs_memctrl_setup(void) */ static void edac_sysfs_memctrl_teardown(void) { +#ifndef DISABLE_EDAC_SYSFS debugf0("MC: " __FILE__ ": %s()\n", __func__); /* Unregister the MC's kobject */ @@ -298,8 +316,11 @@ static void edac_sysfs_memctrl_teardown(void) /* Unregister the 'edac' object */ sysdev_class_unregister(&edac_class); +#endif /* DISABLE_EDAC_SYSFS */ } +#ifndef DISABLE_EDAC_SYSFS + /* * /sys/devices/system/edac/pci; * data structures and methods @@ -310,6 +331,8 @@ struct list_control { int *count; }; + +#if 0 /* Output the list as: vendor_id:device:id<,vendor_id:device_id> */ static ssize_t edac_pci_list_string_show(void *ptr, char *buffer) { @@ -431,6 +454,7 @@ static ssize_t edac_pci_list_string_store(void *ptr, const char *buffer, return count; } +#endif static ssize_t edac_pci_int_show(void *ptr, char *buffer) { int *value = ptr; @@ -499,6 +523,7 @@ struct edac_pci_dev_attribute edac_pci_attr_##_name = { \ .store = _store, \ }; +#if 0 static struct list_control pci_whitelist_control = { .list = pci_whitelist, .count = &pci_whitelist_count @@ -521,6 +546,7 @@ EDAC_PCI_STRING_ATTR(pci_parity_blacklist, S_IRUGO|S_IWUSR, edac_pci_list_string_show, edac_pci_list_string_store); +#endif /* PCI Parity control files */ EDAC_PCI_ATTR(check_pci_parity,S_IRUGO|S_IWUSR,edac_pci_int_show,edac_pci_int_store); @@ -532,8 +558,6 @@ static struct edac_pci_dev_attribute *edac_pci_attr[] = { &edac_pci_attr_check_pci_parity, &edac_pci_attr_panic_on_pci_parity, &edac_pci_attr_pci_parity_count, - &edac_pci_attr_pci_parity_whitelist, - &edac_pci_attr_pci_parity_blacklist, NULL, }; @@ -549,11 +573,18 @@ static struct kobj_type ktype_edac_pci = { .default_attrs = (struct attribute **) edac_pci_attr, }; +#endif /* DISABLE_EDAC_SYSFS */ + /** * edac_sysfs_pci_setup() * */ static int edac_sysfs_pci_setup(void) +#ifdef DISABLE_EDAC_SYSFS +{ + return 0; +} +#else { int err; @@ -577,16 +608,20 @@ static int edac_sysfs_pci_setup(void) } return err; } - +#endif /* DISABLE_EDAC_SYSFS */ static void edac_sysfs_pci_teardown(void) { +#ifndef DISABLE_EDAC_SYSFS debugf0("MC: " __FILE__ ": %s()\n", __func__); kobject_unregister(&edac_pci_kobj); kobject_put(&edac_pci_kobj); +#endif } +#ifndef DISABLE_EDAC_SYSFS + /* EDAC sysfs CSROW data structures and methods */ /* Set of more detailed csrow<id> attribute show/store functions */ @@ -1040,6 +1075,8 @@ static struct kobj_type ktype_mci = { .default_attrs = (struct attribute **) mci_attr, }; +#endif /* DISABLE_EDAC_SYSFS */ + #define EDAC_DEVICE_SYMLINK "device" /* @@ -1051,6 +1088,11 @@ static struct kobj_type ktype_mci = { * !0 Failure */ static int edac_create_sysfs_mci_device(struct mem_ctl_info *mci) +#ifdef DISABLE_EDAC_SYSFS +{ + return 0; +} +#else { int i; int err; @@ -1119,12 +1161,14 @@ fail: return err; } +#endif /* DISABLE_EDAC_SYSFS */ /* * remove a Memory Controller instance */ static void edac_remove_sysfs_mci_device(struct mem_ctl_info *mci) { +#ifndef DISABLE_EDAC_SYSFS int i; debugf0("MC: " __FILE__ ": %s()\n", __func__); @@ -1141,6 +1185,7 @@ static void edac_remove_sysfs_mci_device(struct mem_ctl_info *mci) kobject_unregister(&mci->edac_mci_kobj); kobject_put(&mci->edac_mci_kobj); +#endif /* DISABLE_EDAC_SYSFS */ } /* END OF sysfs data and methods */ |