[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1424914187-21027-9-git-send-email-wangyijing@huawei.com>
Date: Thu, 26 Feb 2015 09:29:25 +0800
From: Yijing Wang <wangyijing@...wei.com>
To: Bjorn Helgaas <bhelgaas@...gle.com>
CC: Jiang Liu <jiang.liu@...ux.intel.com>, <linux-pci@...r.kernel.org>,
Yinghai Lu <yinghai@...nel.org>,
<linux-kernel@...r.kernel.org>,
Marc Zyngier <marc.zyngier@....com>,
<linux-arm-kernel@...ts.infradead.org>,
Russell King <linux@....linux.org.uk>, <x86@...nel.org>,
Thomas Gleixner <tglx@...utronix.de>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Rusty Russell <rusty@...tcorp.com.au>,
Tony Luck <tony.luck@...el.com>, <linux-ia64@...r.kernel.org>,
"David S. Miller" <davem@...emloft.net>,
"Guan Xuetao" <gxt@...c.pku.edu.cn>, <linux-alpha@...r.kernel.org>,
<linux-m68k@...ts.linux-m68k.org>, Liviu Dudau <liviu@...au.co.uk>,
"Arnd Bergmann" <arnd@...db.de>,
Geert Uytterhoeven <geert@...ux-m68k.org>,
"Yijing Wang" <wangyijing@...wei.com>
Subject: [PATCH v3 08/30] PCI: Introduce pci_host_assign_domain_nr() to assign domain
Introduce pci_host_assign_domain_nr() to assign domain
number for pci_host_bridge. Later we will remove
pci_bus_assign_domain_nr().
Signed-off-by: Yijing Wang <wangyijing@...wei.com>
---
drivers/pci/pci.c | 14 +++++++++++---
include/linux/pci.h | 4 ++++
2 files changed, 15 insertions(+), 3 deletions(-)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 81f06e8..d9e7645 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -4501,10 +4501,10 @@ int pci_get_new_domain_nr(void)
}
#ifdef CONFIG_PCI_DOMAINS_GENERIC
-void pci_bus_assign_domain_nr(struct pci_bus *bus, struct device *parent)
+static int pci_assign_domain_nr(struct device *dev)
{
static int use_dt_domains = -1;
- int domain = of_get_pci_domain_nr(parent->of_node);
+ int domain = of_get_pci_domain_nr(dev->of_node);
/*
* Check DT domain and use_dt_domains values.
@@ -4542,8 +4542,16 @@ void pci_bus_assign_domain_nr(struct pci_bus *bus, struct device *parent)
parent->of_node->full_name);
domain = -1;
}
+}
- bus->domain_nr = domain;
+void pci_host_assign_domain_nr(struct pci_host_bridge *host)
+{
+ host->domain = pci_assign_domain_nr(host->dev.parent);
+}
+
+void pci_bus_assign_domain_nr(struct pci_bus *bus, struct device *parent)
+{
+ bus->domain_nr = pci_assign_domain_nr(parent);
}
#endif
#endif
diff --git a/include/linux/pci.h b/include/linux/pci.h
index a11fb55..efd9917 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1327,11 +1327,15 @@ static inline int pci_domain_nr(struct pci_bus *bus)
return bus->domain_nr;
}
void pci_bus_assign_domain_nr(struct pci_bus *bus, struct device *parent);
+void pci_host_assign_domain_nr(struct pci_host_bridge *host);
#else
static inline void pci_bus_assign_domain_nr(struct pci_bus *bus,
struct device *parent)
{
}
+static inline void pci_host_assign_domain_nr(struct pci_host_bridge *host)
+{
+}
#endif
/* some architectures require additional setup to direct VGA traffic */
--
1.7.1
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists