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PCI: Introduce pci_pcie_type(dev) to replace pci_dev->pcie_type

Browse Source 
Introduce an inline function pci_pcie_type(dev) to extract PCIe
device type from pci_dev->pcie_flags_reg field, and prepare for
removing pci_dev->pcie_type.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Yijing Wang
2012-07-24 17:20:03 +08:00
committed by Bjorn Helgaas
parent 786e22885d
commit 62f87c0e31
17 changed files with 67 additions and 63 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/pci/pcie/aer/aer_inject.c
View File

@@ -288,7 +288,7 @@ static struct pci_dev *pcie_find_root_port(struct pci_dev *dev)
while (1) {
if (!pci_is_pcie(dev))
break;
if (dev->pcie_type == PCI_EXP_TYPE_ROOT_PORT)
if (pci_pcie_type(dev) == PCI_EXP_TYPE_ROOT_PORT)
return dev;
if (!dev->bus->self)
break;

7
drivers/pci/pcie/aer/aerdrv.c
View File

@@ -81,10 +81,11 @@ bool pci_aer_available(void)
static int set_device_error_reporting(struct pci_dev *dev, void *data)
{
bool enable = *((bool *)data);
int type = pci_pcie_type(dev);
if ((dev->pcie_type == PCI_EXP_TYPE_ROOT_PORT) ||
(dev->pcie_type == PCI_EXP_TYPE_UPSTREAM) ||
(dev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM)) {
if ((type == PCI_EXP_TYPE_ROOT_PORT) ||
(type == PCI_EXP_TYPE_UPSTREAM) ||
(type == PCI_EXP_TYPE_DOWNSTREAM)) {
if (enable)
pci_enable_pcie_error_reporting(dev);
else

2
drivers/pci/pcie/aer/aerdrv_acpi.c
View File

@@ -60,7 +60,7 @@ static int aer_hest_parse(struct acpi_hest_header *hest_hdr, void *data)
p = (struct acpi_hest_aer_common *)(hest_hdr + 1);
if (p->flags & ACPI_HEST_GLOBAL) {
if ((pci_is_pcie(info->pci_dev) &&
info->pci_dev->pcie_type == pcie_type) || bridge)
pci_pcie_type(info->pci_dev) == pcie_type) || bridge)
ff = !!(p->flags & ACPI_HEST_FIRMWARE_FIRST);
} else
if (hest_match_pci(p, info->pci_dev))

2
drivers/pci/pcie/aer/aerdrv_core.c
View File

@@ -465,7 +465,7 @@ static pci_ers_result_t reset_link(struct pci_dev *dev)
if (driver && driver->reset_link) {
status = driver->reset_link(udev);
} else if (udev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM) {
} else if (pci_pcie_type(udev) == PCI_EXP_TYPE_DOWNSTREAM) {
status = default_downstream_reset_link(udev);
} else {
dev_printk(KERN_DEBUG, &dev->dev,

42
drivers/pci/pcie/aspm.c
View File

@@ -412,7 +412,7 @@ static void pcie_aspm_cap_init(struct pcie_link_state *link, int blacklist)
* do ASPM for now.
*/
list_for_each_entry(child, &linkbus->devices, bus_list) {
if (child->pcie_type == PCI_EXP_TYPE_PCI_BRIDGE) {
if (pci_pcie_type(child) == PCI_EXP_TYPE_PCI_BRIDGE) {
link->aspm_disable = ASPM_STATE_ALL;
break;
}
@@ -425,8 +425,8 @@ static void pcie_aspm_cap_init(struct pcie_link_state *link, int blacklist)
struct aspm_latency *acceptable =
&link->acceptable[PCI_FUNC(child->devfn)];
if (child->pcie_type != PCI_EXP_TYPE_ENDPOINT &&
child->pcie_type != PCI_EXP_TYPE_LEG_END)
if (pci_pcie_type(child) != PCI_EXP_TYPE_ENDPOINT &&
pci_pcie_type(child) != PCI_EXP_TYPE_LEG_END)
continue;
pos = pci_pcie_cap(child);
@@ -552,7 +552,7 @@ static struct pcie_link_state *alloc_pcie_link_state(struct pci_dev *pdev)
INIT_LIST_HEAD(&link->children);
INIT_LIST_HEAD(&link->link);
link->pdev = pdev;
if (pdev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM) {
if (pci_pcie_type(pdev) == PCI_EXP_TYPE_DOWNSTREAM) {
struct pcie_link_state *parent;
parent = pdev->bus->parent->self->link_state;
if (!parent) {
@@ -585,12 +585,12 @@ void pcie_aspm_init_link_state(struct pci_dev *pdev)
if (!pci_is_pcie(pdev) || pdev->link_state)
return;
if (pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT &&
pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM)
if (pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT &&
pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM)
return;
/* VIA has a strange chipset, root port is under a bridge */
if (pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT &&
if (pci_pcie_type(pdev) == PCI_EXP_TYPE_ROOT_PORT &&
pdev->bus->self)
return;
@@ -647,8 +647,8 @@ static void pcie_update_aspm_capable(struct pcie_link_state *root)
if (link->root != root)
continue;
list_for_each_entry(child, &linkbus->devices, bus_list) {
if ((child->pcie_type != PCI_EXP_TYPE_ENDPOINT) &&
(child->pcie_type != PCI_EXP_TYPE_LEG_END))
if ((pci_pcie_type(child) != PCI_EXP_TYPE_ENDPOINT) &&
(pci_pcie_type(child) != PCI_EXP_TYPE_LEG_END))
continue;
pcie_aspm_check_latency(child);
}
@@ -663,8 +663,8 @@ void pcie_aspm_exit_link_state(struct pci_dev *pdev)
if (!pci_is_pcie(pdev) || !parent || !parent->link_state)
return;
if ((parent->pcie_type != PCI_EXP_TYPE_ROOT_PORT) &&
(parent->pcie_type != PCI_EXP_TYPE_DOWNSTREAM))
if ((pci_pcie_type(parent) != PCI_EXP_TYPE_ROOT_PORT) &&
(pci_pcie_type(parent) != PCI_EXP_TYPE_DOWNSTREAM))
return;
down_read(&pci_bus_sem);
@@ -704,8 +704,8 @@ void pcie_aspm_pm_state_change(struct pci_dev *pdev)
if (aspm_disabled || !pci_is_pcie(pdev) || !link)
return;
if ((pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT) &&
(pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM))
if ((pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT) &&
(pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM))
return;
/*
* Devices changed PM state, we should recheck if latency
@@ -729,8 +729,8 @@ void pcie_aspm_powersave_config_link(struct pci_dev *pdev)
if (aspm_policy != POLICY_POWERSAVE)
return;
if ((pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT) &&
(pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM))
if ((pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT) &&
(pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM))
return;
down_read(&pci_bus_sem);
@@ -757,8 +757,8 @@ static void __pci_disable_link_state(struct pci_dev *pdev, int state, bool sem,
if (!pci_is_pcie(pdev))
return;
if (pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT ||
pdev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM)
if (pci_pcie_type(pdev) == PCI_EXP_TYPE_ROOT_PORT ||
pci_pcie_type(pdev) == PCI_EXP_TYPE_DOWNSTREAM)
parent = pdev;
if (!parent || !parent->link_state)
return;
@@ -933,8 +933,8 @@ void pcie_aspm_create_sysfs_dev_files(struct pci_dev *pdev)
struct pcie_link_state *link_state = pdev->link_state;
if (!pci_is_pcie(pdev) ||
(pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT &&
pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM) || !link_state)
(pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT &&
pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM) || !link_state)
return;
if (link_state->aspm_support)
@@ -950,8 +950,8 @@ void pcie_aspm_remove_sysfs_dev_files(struct pci_dev *pdev)
struct pcie_link_state *link_state = pdev->link_state;
if (!pci_is_pcie(pdev) ||
(pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT &&
pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM) || !link_state)
(pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT &&
pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM) || !link_state)
return;
if (link_state->aspm_support)

6
drivers/pci/pcie/pme.c
View File

@@ -120,7 +120,7 @@ static bool pcie_pme_from_pci_bridge(struct pci_bus *bus, u8 devfn)
if (!dev)
return false;
if (pci_is_pcie(dev) && dev->pcie_type == PCI_EXP_TYPE_PCI_BRIDGE) {
if (pci_is_pcie(dev) && pci_pcie_type(dev) == PCI_EXP_TYPE_PCI_BRIDGE) {
down_read(&pci_bus_sem);
if (pcie_pme_walk_bus(bus))
found = true;
@@ -335,13 +335,13 @@ static void pcie_pme_mark_devices(struct pci_dev *port)
struct pci_dev *dev;
/* Check if this is a root port event collector. */
if (port->pcie_type != PCI_EXP_TYPE_RC_EC || !bus)
if (pci_pcie_type(port) != PCI_EXP_TYPE_RC_EC || !bus)
return;
down_read(&pci_bus_sem);
list_for_each_entry(dev, &bus->devices, bus_list)
if (pci_is_pcie(dev)
&& dev->pcie_type == PCI_EXP_TYPE_RC_END)
&& pci_pcie_type(dev) == PCI_EXP_TYPE_RC_END)
pcie_pme_set_native(dev, NULL);
up_read(&pci_bus_sem);
}

2
drivers/pci/pcie/portdrv_bus.c
View File

@@ -38,7 +38,7 @@ static int pcie_port_bus_match(struct device *dev, struct device_driver *drv)
return 0;
if ((driver->port_type != PCIE_ANY_PORT) &&
(driver->port_type != pciedev->port->pcie_type))
(driver->port_type != pci_pcie_type(pciedev->port)))
return 0;
return 1;

4
drivers/pci/pcie/portdrv_core.c
View File

@@ -298,7 +298,7 @@ static int get_port_device_capability(struct pci_dev *dev)
services |= PCIE_PORT_SERVICE_VC;
/* Root ports are capable of generating PME too */
if ((cap_mask & PCIE_PORT_SERVICE_PME)
&& dev->pcie_type == PCI_EXP_TYPE_ROOT_PORT) {
&& pci_pcie_type(dev) == PCI_EXP_TYPE_ROOT_PORT) {
services |= PCIE_PORT_SERVICE_PME;
/*
* Disable PME interrupt on this port in case it's been enabled
@@ -336,7 +336,7 @@ static int pcie_device_init(struct pci_dev *pdev, int service, int irq)
device->release = release_pcie_device; /* callback to free pcie dev */
dev_set_name(device, "%s:pcie%02x",
pci_name(pdev),
get_descriptor_id(pdev->pcie_type, service));
get_descriptor_id(pci_pcie_type(pdev), service));
device->parent = &pdev->dev;
device_enable_async_suspend(device);

8
drivers/pci/pcie/portdrv_pci.c
View File

@@ -95,7 +95,7 @@ static int pcie_port_resume_noirq(struct device *dev)
* which breaks ACPI-based runtime wakeup on PCI Express, so clear those
* bits now just in case (shouldn't hurt).
*/
if(pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT)
if (pci_pcie_type(pdev) == PCI_EXP_TYPE_ROOT_PORT)
pcie_clear_root_pme_status(pdev);
return 0;
}
@@ -186,9 +186,9 @@ static int __devinit pcie_portdrv_probe(struct pci_dev *dev,
int status;
if (!pci_is_pcie(dev) ||
((dev->pcie_type != PCI_EXP_TYPE_ROOT_PORT) &&
(dev->pcie_type != PCI_EXP_TYPE_UPSTREAM) &&
(dev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM)))
((pci_pcie_type(dev) != PCI_EXP_TYPE_ROOT_PORT) &&
(pci_pcie_type(dev) != PCI_EXP_TYPE_UPSTREAM) &&
(pci_pcie_type(dev) != PCI_EXP_TYPE_DOWNSTREAM)))
return -ENODEV;
if (!dev->irq && dev->pin) {