summaryrefslogtreecommitdiffstats
path: root/drivers/char/ipmi/ipmi_dmi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char/ipmi/ipmi_dmi.c')
-rw-r--r--drivers/char/ipmi/ipmi_dmi.c76
1 files changed, 52 insertions, 24 deletions
diff --git a/drivers/char/ipmi/ipmi_dmi.c b/drivers/char/ipmi/ipmi_dmi.c
index 2a84401dea05..bb984176047b 100644
--- a/drivers/char/ipmi/ipmi_dmi.c
+++ b/drivers/char/ipmi/ipmi_dmi.c
@@ -8,10 +8,16 @@
#include <linux/dmi.h>
#include <linux/platform_device.h>
#include <linux/property.h>
+#include "ipmi_si_sm.h"
#include "ipmi_dmi.h"
+#define IPMI_DMI_TYPE_KCS 0x01
+#define IPMI_DMI_TYPE_SMIC 0x02
+#define IPMI_DMI_TYPE_BT 0x03
+#define IPMI_DMI_TYPE_SSIF 0x04
+
struct ipmi_dmi_info {
- int type;
+ enum si_type si_type;
u32 flags;
unsigned long addr;
u8 slave_addr;
@@ -22,6 +28,15 @@ static struct ipmi_dmi_info *ipmi_dmi_infos;
static int ipmi_dmi_nr __initdata;
+#define set_prop_entry(_p_, _name_, type, val) \
+do { \
+ struct property_entry *_p = &_p_; \
+ _p->name = _name_; \
+ _p->length = sizeof(type); \
+ _p->is_string = false; \
+ _p->value.type##_data = val; \
+} while(0)
+
static void __init dmi_add_platform_ipmi(unsigned long base_addr,
u32 flags,
u8 slave_addr,
@@ -32,27 +47,14 @@ static void __init dmi_add_platform_ipmi(unsigned long base_addr,
struct platform_device *pdev;
struct resource r[4];
unsigned int num_r = 1, size;
- struct property_entry p[4] = {
- PROPERTY_ENTRY_U8("slave-addr", slave_addr),
- PROPERTY_ENTRY_U8("ipmi-type", type),
- PROPERTY_ENTRY_U16("i2c-addr", base_addr),
- { }
- };
+ struct property_entry p[5];
+ unsigned int pidx = 0;
char *name, *override;
int rv;
+ enum si_type si_type;
struct ipmi_dmi_info *info;
- info = kmalloc(sizeof(*info), GFP_KERNEL);
- if (!info) {
- pr_warn("ipmi:dmi: Could not allocate dmi info\n");
- } else {
- info->type = type;
- info->flags = flags;
- info->addr = base_addr;
- info->slave_addr = slave_addr;
- info->next = ipmi_dmi_infos;
- ipmi_dmi_infos = info;
- }
+ memset(p, 0, sizeof(p));
name = "dmi-ipmi-si";
override = "ipmi_si";
@@ -62,28 +64,53 @@ static void __init dmi_add_platform_ipmi(unsigned long base_addr,
override = "ipmi_ssif";
offset = 1;
size = 1;
+ si_type = SI_TYPE_INVALID;
break;
case IPMI_DMI_TYPE_BT:
size = 3;
+ si_type = SI_BT;
break;
case IPMI_DMI_TYPE_KCS:
+ size = 2;
+ si_type = SI_KCS;
+ break;
case IPMI_DMI_TYPE_SMIC:
size = 2;
+ si_type = SI_SMIC;
break;
default:
- pr_err("ipmi:dmi: Invalid IPMI type: %d", type);
+ pr_err("ipmi:dmi: Invalid IPMI type: %d\n", type);
return;
}
+ if (si_type != SI_TYPE_INVALID)
+ set_prop_entry(p[pidx++], "ipmi-type", u8, si_type);
+ set_prop_entry(p[pidx++], "slave-addr", u8, slave_addr);
+ set_prop_entry(p[pidx++], "addr-source", u8, SI_SMBIOS);
+
+ info = kmalloc(sizeof(*info), GFP_KERNEL);
+ if (!info) {
+ pr_warn("ipmi:dmi: Could not allocate dmi info\n");
+ } else {
+ info->si_type = si_type;
+ info->flags = flags;
+ info->addr = base_addr;
+ info->slave_addr = slave_addr;
+ info->next = ipmi_dmi_infos;
+ ipmi_dmi_infos = info;
+ }
+
pdev = platform_device_alloc(name, ipmi_dmi_nr);
if (!pdev) {
- pr_err("ipmi:dmi: Error allocation IPMI platform device");
+ pr_err("ipmi:dmi: Error allocation IPMI platform device\n");
return;
}
pdev->driver_override = override;
- if (type == IPMI_DMI_TYPE_SSIF)
+ if (type == IPMI_DMI_TYPE_SSIF) {
+ set_prop_entry(p[pidx++], "i2c-addr", u16, base_addr);
goto add_properties;
+ }
memset(r, 0, sizeof(r));
@@ -151,12 +178,13 @@ err:
* This function allows an ACPI-specified IPMI device to look up the
* slave address from the DMI table.
*/
-int ipmi_dmi_get_slave_addr(int type, u32 flags, unsigned long base_addr)
+int ipmi_dmi_get_slave_addr(enum si_type si_type, u32 flags,
+ unsigned long base_addr)
{
struct ipmi_dmi_info *info = ipmi_dmi_infos;
while (info) {
- if (info->type == type &&
+ if (info->si_type == si_type &&
info->flags == flags &&
info->addr == base_addr)
return info->slave_addr;
@@ -239,7 +267,7 @@ static void __init dmi_decode_ipmi(const struct dmi_header *dm)
offset = 16;
break;
default:
- pr_err("ipmi:dmi: Invalid offset: 0");
+ pr_err("ipmi:dmi: Invalid offset: 0\n");
return;
}
}