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-rw-r--r--drivers/char/ipmi/ipmi_si_intf.c28
1 files changed, 24 insertions, 4 deletions
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 1c7fdcd22a98..a58beddb4821 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -1208,6 +1208,12 @@ static int smi_num; /* Used to sequence the SMIs */
#define DEFAULT_REGSPACING 1
#define DEFAULT_REGSIZE 1
+#ifdef CONFIG_ACPI
+static bool si_tryacpi = 1;
+#endif
+#ifdef CONFIG_DMI
+static bool si_trydmi = 1;
+#endif
static bool si_trydefaults = 1;
static char *si_type[SI_MAX_PARMS];
#define MAX_SI_TYPE_STR 30
@@ -1238,6 +1244,16 @@ MODULE_PARM_DESC(hotmod, "Add and remove interfaces. See"
" Documentation/IPMI.txt in the kernel sources for the"
" gory details.");
+#ifdef CONFIG_ACPI
+module_param_named(tryacpi, si_tryacpi, bool, 0);
+MODULE_PARM_DESC(tryacpi, "Setting this to zero will disable the"
+ " default scan of the interfaces identified via ACPI");
+#endif
+#ifdef CONFIG_DMI
+module_param_named(trydmi, si_trydmi, bool, 0);
+MODULE_PARM_DESC(trydmi, "Setting this to zero will disable the"
+ " default scan of the interfaces identified via DMI");
+#endif
module_param_named(trydefaults, si_trydefaults, bool, 0);
MODULE_PARM_DESC(trydefaults, "Setting this to 'false' will disable the"
" default scan of the KCS and SMIC interface at the standard"
@@ -3408,16 +3424,20 @@ static int init_ipmi_si(void)
#endif
#ifdef CONFIG_ACPI
- pnp_register_driver(&ipmi_pnp_driver);
- pnp_registered = 1;
+ if (si_tryacpi) {
+ pnp_register_driver(&ipmi_pnp_driver);
+ pnp_registered = 1;
+ }
#endif
#ifdef CONFIG_DMI
- dmi_find_bmc();
+ if (si_trydmi)
+ dmi_find_bmc();
#endif
#ifdef CONFIG_ACPI
- spmi_find_bmc();
+ if (si_tryacpi)
+ spmi_find_bmc();
#endif
/* We prefer devices with interrupts, but in the case of a machine