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authorCorey Minyard <cminyard@mvista.com>2013-02-28 05:05:13 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-28 07:10:21 +0400
commitf2afae4629d74287aaac39d0532aac5819e77e70 (patch)
tree886a14267a9889b24e019d60be7b3f125204b9fd /drivers/char/ipmi
parentd941aeae42942c2ef61ed5e05cc1ad0428085704 (diff)
downloadlinux-f2afae4629d74287aaac39d0532aac5819e77e70.tar.xz
ipmi: add options to disable openfirmware and PCI scanning
Add try... parameters to disable pci and platform (openfirmware) device scanning for IPMI. Also add docs for all the try... parameters. Signed-off-by: Corey Minyard <cminyard@mvista.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/ipmi')
-rw-r--r--drivers/char/ipmi/ipmi_si_intf.c38
1 files changed, 28 insertions, 10 deletions
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index a58beddb4821..0ac9b45a585e 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -1214,6 +1214,10 @@ static bool si_tryacpi = 1;
#ifdef CONFIG_DMI
static bool si_trydmi = 1;
#endif
+static bool si_tryplatform = 1;
+#ifdef CONFIG_PCI
+static bool si_trypci = 1;
+#endif
static bool si_trydefaults = 1;
static char *si_type[SI_MAX_PARMS];
#define MAX_SI_TYPE_STR 30
@@ -1254,6 +1258,15 @@ 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(tryplatform, si_tryplatform, bool, 0);
+MODULE_PARM_DESC(tryacpi, "Setting this to zero will disable the"
+ " default scan of the interfaces identified via platform"
+ " interfaces like openfirmware");
+#ifdef CONFIG_PCI
+module_param_named(trypci, si_trypci, bool, 0);
+MODULE_PARM_DESC(tryacpi, "Setting this to zero will disable the"
+ " default scan of the interfaces identified via pci");
+#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"
@@ -3387,13 +3400,15 @@ static int init_ipmi_si(void)
return 0;
initialized = 1;
- rv = platform_driver_register(&ipmi_driver);
- if (rv) {
- printk(KERN_ERR PFX "Unable to register driver: %d\n", rv);
- return rv;
+ if (si_tryplatform) {
+ rv = platform_driver_register(&ipmi_driver);
+ if (rv) {
+ printk(KERN_ERR PFX "Unable to register "
+ "driver: %d\n", rv);
+ return rv;
+ }
}
-
/* Parse out the si_type string into its components. */
str = si_type_str;
if (*str != '\0') {
@@ -3416,11 +3431,14 @@ static int init_ipmi_si(void)
return 0;
#ifdef CONFIG_PCI
- rv = pci_register_driver(&ipmi_pci_driver);
- if (rv)
- printk(KERN_ERR PFX "Unable to register PCI driver: %d\n", rv);
- else
- pci_registered = 1;
+ if (si_trypci) {
+ rv = pci_register_driver(&ipmi_pci_driver);
+ if (rv)
+ printk(KERN_ERR PFX "Unable to register "
+ "PCI driver: %d\n", rv);
+ else
+ pci_registered = 1;
+ }
#endif
#ifdef CONFIG_ACPI