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Subject[PATCH v10 13/29] PCI: Move pcibios_root_bridge_prepare() to pci_create_host_bridge()
Date
Move pcibios_root_bridge_prepare() to pci_create_host_bridge().

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
---
drivers/pci/host-bridge.c | 16 +++++++++++++---
drivers/pci/probe.c | 3 ---
2 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/drivers/pci/host-bridge.c b/drivers/pci/host-bridge.c
index b1cc6ef..6309970 100644
--- a/drivers/pci/host-bridge.c
+++ b/drivers/pci/host-bridge.c
@@ -109,9 +109,7 @@ struct pci_host_bridge *pci_create_host_bridge(
if (tmp->domain == host->domain
&& pci_host_busn_res_check(host, tmp)) {
mutex_unlock(&pci_host_mutex);
- pci_free_resource_list(&host->windows);
- kfree(host);
- return NULL;
+ goto free_res;
}
}
list_add_tail(&host->list, &pci_host_bridge_list);
@@ -122,6 +120,10 @@ struct pci_host_bridge *pci_create_host_bridge(
dev_set_name(&host->dev, "pci%04x:%02x",
host->domain, bus);

+ error = pcibios_root_bridge_prepare(host);
+ if (error)
+ goto list_del;
+
error = device_register(&host->dev);
if (error) {
put_device(&host->dev);
@@ -129,6 +131,14 @@ struct pci_host_bridge *pci_create_host_bridge(
}

return host;
+list_del:
+ mutex_lock(&pci_host_mutex);
+ list_del(&host->list);
+ mutex_unlock(&pci_host_mutex);
+free_res:
+ pci_free_resource_list(&host->windows);
+ kfree(host);
+ return NULL;
}

void pci_free_host_bridge(struct pci_host_bridge *host)
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 3c53fe7..e75b27c 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1902,9 +1902,6 @@ static struct pci_bus *__pci_create_root_bus(

bridge->bus = b;
b->bridge = get_device(&bridge->dev);
- error = pcibios_root_bridge_prepare(bridge);
- if (error)
- goto put_bridge;

pcibios_set_root_bus_speed(bridge);
device_enable_async_suspend(b->bridge);
--
1.7.1


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