summaryrefslogtreecommitdiffstats
path: root/drivers/pci
diff options
context:
space:
mode:
authorBjorn Helgaas <bhelgaas@google.com>2013-06-01 17:50:39 -0600
committerBjorn Helgaas <bhelgaas@google.com>2013-06-01 17:50:39 -0600
commit0345d3f8b2dc761fdebc009093d01c6cec4f11f7 (patch)
tree850d0e0b6d363953fd8c23ec43ce2826a53ce32b /drivers/pci
parentb194dbf5eeb4542ff350e30981256c9cb23033fb (diff)
parent9a994e8ec7e7d6b1a66c74a683596b0f38f4e345 (diff)
downloadlinux-0345d3f8b2dc761fdebc009093d01c6cec4f11f7.tar.bz2
Merge branch 'pci/misc' into next
* pci/misc: PCI: Replace strict_strtoul() with kstrtoul() PCI: Fix comment typo for PCI_EXP_LNKCAP_CLKPM PCI: Replace printks with appropriate pr_*() PCI: Fix kerneldoc for pci_disable_link_state() x86/PCI: Increase info->res_num before checking pci_use_crs PCI: Fix INTC comment typo for pci_swizzle_interrupt_pin() PCI: Convert ioapic.c to module_pci_driver
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/ioapic.c13
-rw-r--r--drivers/pci/pci-acpi.c4
-rw-r--r--drivers/pci/pci-sysfs.c18
-rw-r--r--drivers/pci/pci.c2
-rw-r--r--drivers/pci/pcie/aspm.c13
5 files changed, 22 insertions, 28 deletions
diff --git a/drivers/pci/ioapic.c b/drivers/pci/ioapic.c
index 3c6bbdd059a4..1b90579b233a 100644
--- a/drivers/pci/ioapic.c
+++ b/drivers/pci/ioapic.c
@@ -113,17 +113,6 @@ static struct pci_driver ioapic_driver = {
.remove = ioapic_remove,
};
-static int __init ioapic_init(void)
-{
- return pci_register_driver(&ioapic_driver);
-}
-
-static void __exit ioapic_exit(void)
-{
- pci_unregister_driver(&ioapic_driver);
-}
-
-module_init(ioapic_init);
-module_exit(ioapic_exit);
+module_pci_driver(ioapic_driver);
MODULE_LICENSE("GPL");
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index e4b1fb2c0f5d..6c15d6a96935 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -376,12 +376,12 @@ static int __init acpi_pci_init(void)
int ret;
if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_MSI) {
- printk(KERN_INFO"ACPI FADT declares the system doesn't support MSI, so disable it\n");
+ pr_info("ACPI FADT declares the system doesn't support MSI, so disable it\n");
pci_no_msi();
}
if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_ASPM) {
- printk(KERN_INFO"ACPI FADT declares the system doesn't support PCIe ASPM, so disable it\n");
+ pr_info("ACPI FADT declares the system doesn't support PCIe ASPM, so disable it\n");
pcie_no_aspm();
}
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 5b4a9d9cd200..0b56e0865f38 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -66,7 +66,7 @@ static ssize_t broken_parity_status_store(struct device *dev,
struct pci_dev *pdev = to_pci_dev(dev);
unsigned long val;
- if (strict_strtoul(buf, 0, &val) < 0)
+ if (kstrtoul(buf, 0, &val) < 0)
return -EINVAL;
pdev->broken_parity_status = !!val;
@@ -188,7 +188,7 @@ static ssize_t is_enabled_store(struct device *dev,
{
struct pci_dev *pdev = to_pci_dev(dev);
unsigned long val;
- ssize_t result = strict_strtoul(buf, 0, &val);
+ ssize_t result = kstrtoul(buf, 0, &val);
if (result < 0)
return result;
@@ -259,7 +259,7 @@ msi_bus_store(struct device *dev, struct device_attribute *attr,
struct pci_dev *pdev = to_pci_dev(dev);
unsigned long val;
- if (strict_strtoul(buf, 0, &val) < 0)
+ if (kstrtoul(buf, 0, &val) < 0)
return -EINVAL;
/* bad things may happen if the no_msi flag is changed
@@ -291,7 +291,7 @@ static ssize_t bus_rescan_store(struct bus_type *bus, const char *buf,
unsigned long val;
struct pci_bus *b = NULL;
- if (strict_strtoul(buf, 0, &val) < 0)
+ if (kstrtoul(buf, 0, &val) < 0)
return -EINVAL;
if (val) {
@@ -315,7 +315,7 @@ dev_rescan_store(struct device *dev, struct device_attribute *attr,
unsigned long val;
struct pci_dev *pdev = to_pci_dev(dev);
- if (strict_strtoul(buf, 0, &val) < 0)
+ if (kstrtoul(buf, 0, &val) < 0)
return -EINVAL;
if (val) {
@@ -342,7 +342,7 @@ remove_store(struct device *dev, struct device_attribute *dummy,
int ret = 0;
unsigned long val;
- if (strict_strtoul(buf, 0, &val) < 0)
+ if (kstrtoul(buf, 0, &val) < 0)
return -EINVAL;
/* An attribute cannot be unregistered by one of its own methods,
@@ -362,7 +362,7 @@ dev_bus_rescan_store(struct device *dev, struct device_attribute *attr,
unsigned long val;
struct pci_bus *bus = to_pci_bus(dev);
- if (strict_strtoul(buf, 0, &val) < 0)
+ if (kstrtoul(buf, 0, &val) < 0)
return -EINVAL;
if (val) {
@@ -384,7 +384,7 @@ static ssize_t d3cold_allowed_store(struct device *dev,
struct pci_dev *pdev = to_pci_dev(dev);
unsigned long val;
- if (strict_strtoul(buf, 0, &val) < 0)
+ if (kstrtoul(buf, 0, &val) < 0)
return -EINVAL;
pdev->d3cold_allowed = !!val;
@@ -1236,7 +1236,7 @@ static ssize_t reset_store(struct device *dev,
{
struct pci_dev *pdev = to_pci_dev(dev);
unsigned long val;
- ssize_t result = strict_strtoul(buf, 0, &val);
+ ssize_t result = kstrtoul(buf, 0, &val);
if (result < 0)
return result;
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index a899d8bb190d..e5f4e55d407d 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -2421,7 +2421,7 @@ bool pci_acs_path_enabled(struct pci_dev *start,
/**
* pci_swizzle_interrupt_pin - swizzle INTx for device behind bridge
* @dev: the PCI device
- * @pin: the INTx pin (1=INTA, 2=INTB, 3=INTD, 4=INTD)
+ * @pin: the INTx pin (1=INTA, 2=INTB, 3=INTC, 4=INTD)
*
* Perform INTx swizzling for a device behind one level of bridge. This is
* required by section 9.1 of the PCI-to-PCI bridge specification for devices
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index faa83b632a84..403a44374ed5 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -714,10 +714,6 @@ void pcie_aspm_powersave_config_link(struct pci_dev *pdev)
up_read(&pci_bus_sem);
}
-/*
- * pci_disable_link_state - disable pci device's link state, so the link will
- * never enter specific states
- */
static void __pci_disable_link_state(struct pci_dev *pdev, int state, bool sem,
bool force)
{
@@ -771,6 +767,15 @@ void pci_disable_link_state_locked(struct pci_dev *pdev, int state)
}
EXPORT_SYMBOL(pci_disable_link_state_locked);
+/**
+ * pci_disable_link_state - Disable device's link state, so the link will
+ * never enter specific states. Note that if the BIOS didn't grant ASPM
+ * control to the OS, this does nothing because we can't touch the LNKCTL
+ * register.
+ *
+ * @pdev: PCI device
+ * @state: ASPM link state to disable
+ */
void pci_disable_link_state(struct pci_dev *pdev, int state)
{
__pci_disable_link_state(pdev, state, true, false);