[PATCH v7 13/31] PCI: Move pcibios_root_bridge_prepare() to pci_create_host_bridge()
From: Yijing Wang <hidden>
Date: 2015-03-23 12:52:05
Also in:
linux-arm-kernel, linux-pci, lkml
Subsystem:
pci subsystem, the rest · Maintainers:
Bjorn Helgaas, Linus Torvalds
Move pcibios_root_bridge_prepare() to pci_create_host_bridge(). Signed-off-by: Yijing Wang <redacted> --- 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 b0ed8da..87c4fc5 100644
--- a/drivers/pci/host-bridge.c
+++ b/drivers/pci/host-bridge.c@@ -92,9 +92,7 @@ struct pci_host_bridge *pci_create_host_bridge( pr_warn("pci host bridge pci%04x:%02x exist\n", host->domain, bus); 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);
@@ -105,6 +103,10 @@ 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);
@@ -112,6 +114,14 @@ 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 418a426..ee17d9a 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c@@ -1893,9 +1893,6 @@ 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_dev; pcibios_set_root_bus_speed(bridge); device_enable_async_suspend(b->bridge);
--
1.7.1