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ACPI: export ACPI events via acpi_mc_group multicast group

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This is an incremental patch for the recent genetlink
multicast changes.

Now ACPI events are exported via generic netlink multicast group.

Thanks for Johannes' help on developing this patch

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Zhang Rui 2007-07-20 16:41:14 +08:00 committed by Len Brown
parent b563d6f30d
commit 9c977a453e
1 changed files with 9 additions and 20 deletions
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29
drivers/acpi/event.c
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@ -132,30 +132,19 @@ enum {
};
#define ACPI_GENL_CMD_MAX (__ACPI_GENL_CMD_MAX - 1)
#define ACPI_GENL_NAME "acpi_event"
#define ACPI_GENL_VERSION 0x01
#define ACPI_GENL_FAMILY_NAME "acpi_event"
#define ACPI_GENL_VERSION 0x01
#define ACPI_GENL_MCAST_GROUP_NAME "acpi_mc_group"
static struct genl_family acpi_event_genl_family = {
.id = GENL_ID_GENERATE,
.name = ACPI_GENL_NAME,
.name = ACPI_GENL_FAMILY_NAME,
.version = ACPI_GENL_VERSION,
.maxattr = ACPI_GENL_ATTR_MAX,
};
/* .doit: standard command callback */
static int acpi_genl_cmd_event(struct sk_buff *skb, struct genl_info *info)
{
struct acpi_genl_event *event = info->userhdr;
if (!event)
ACPI_DEBUG_PRINT((ACPI_DB_WARN, "ACPI event: NULL\n"));
return 0;
}
static struct genl_ops acpi_event_genl_ops = {
.cmd = ACPI_GENL_CMD_EVENT,
.doit = acpi_genl_cmd_event,
static struct genl_multicast_group acpi_event_mcgrp = {
.name = ACPI_GENL_MCAST_GROUP_NAME,
};
int acpi_bus_generate_genetlink_event(struct acpi_device *device,
@ -215,7 +204,7 @@ int acpi_bus_generate_genetlink_event(struct acpi_device *device,
}
result =
genlmsg_multicast(skb, 0, acpi_event_genl_family.id, GFP_ATOMIC);
genlmsg_multicast(skb, 0, acpi_event_mcgrp.id, GFP_ATOMIC);
if (result)
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Failed to send a Genetlink message!\n"));
@ -230,8 +219,8 @@ static int acpi_event_genetlink_init(void)
if (result)
return result;
result =
genl_register_ops(&acpi_event_genl_family, &acpi_event_genl_ops);
result = genl_register_mc_group(&acpi_event_genl_family,
&acpi_event_mcgrp);
if (result)
genl_unregister_family(&acpi_event_genl_family);