From: Wang Dongsheng <dongsheng.wang@freescale.com>
To: <scottwood@freescale.com>
Cc: linuxppc-dev@lists.ozlabs.org,
Wang Dongsheng <dongsheng.wang@freescale.com>
Subject: [PATCH v3 3/4] powerpc/mpic: create mpic subsystem object
Date: Tue, 9 Apr 2013 10:22:31 +0800 [thread overview]
Message-ID: <1365474152-21524-3-git-send-email-dongsheng.wang@freescale.com> (raw)
In-Reply-To: <1365474152-21524-1-git-send-email-dongsheng.wang@freescale.com>
Register a mpic subsystem at /sys/devices/system/
Signed-off-by: Wang Dongsheng <dongsheng.wang@freescale.com>
---
arch/powerpc/include/asm/mpic.h | 2 ++
arch/powerpc/sysdev/mpic.c | 8 ++++++++
2 files changed, 10 insertions(+)
diff --git a/arch/powerpc/include/asm/mpic.h b/arch/powerpc/include/asm/mpic.h
index c0f9ef9..fa70e9b 100644
--- a/arch/powerpc/include/asm/mpic.h
+++ b/arch/powerpc/include/asm/mpic.h
@@ -339,6 +339,8 @@ struct mpic
#endif
};
+extern struct bus_type mpic_subsys;
+
/*
* MPIC flags (passed to mpic_alloc)
*
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index ae709d2..58e7661 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -48,6 +48,12 @@
#define DBG(fmt...)
#endif
+struct bus_type mpic_subsys = {
+ .name = "mpic",
+ .dev_name = "mpic",
+};
+EXPORT_SYMBOL_GPL(mpic_subsys);
+
static struct mpic *mpics;
static struct mpic *mpic_primary;
static DEFINE_RAW_SPINLOCK(mpic_lock);
@@ -1989,6 +1995,8 @@ static struct syscore_ops mpic_syscore_ops = {
static int mpic_init_sys(void)
{
register_syscore_ops(&mpic_syscore_ops);
+ subsys_system_register(&mpic_subsys, NULL);
+
return 0;
}
--
1.8.0
next prev parent reply other threads:[~2013-04-09 3:01 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-09 2:22 [PATCH v3 1/4] powerpc/mpic: add irq_set_wake support Wang Dongsheng
2013-04-09 2:22 ` [PATCH v3 2/4] powerpc/mpic: add global timer support Wang Dongsheng
2013-04-09 2:22 ` Wang Dongsheng [this message]
2013-04-09 2:22 ` [PATCH v3 4/4] powerpc/fsl: add MPIC timer wakeup support Wang Dongsheng
2013-04-16 10:58 ` [PATCH v3 1/4] powerpc/mpic: add irq_set_wake support Wang Dongsheng-B40534
2013-04-16 23:30 ` Scott Wood
2013-04-23 10:10 ` Wang Dongsheng-B40534
2013-05-03 1:54 ` Wang Dongsheng-B40534
2013-05-13 4:25 ` Wang Dongsheng-B40534
2013-05-13 5:00 ` Benjamin Herrenschmidt
2013-05-14 9:03 ` Wang Dongsheng-B40534
2013-06-09 8:20 ` Wang Dongsheng-B40534
2013-07-01 2:38 ` Wang Dongsheng-B40534
2013-07-01 2:48 ` Benjamin Herrenschmidt
2013-07-01 3:07 ` Wang Dongsheng-B40534
2013-07-01 16:55 ` Scott Wood
2013-07-01 22:16 ` Benjamin Herrenschmidt
2013-07-01 22:36 ` Scott Wood
2013-07-01 22:59 ` Benjamin Herrenschmidt
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1365474152-21524-3-git-send-email-dongsheng.wang@freescale.com \
--to=dongsheng.wang@freescale.com \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=scottwood@freescale.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).