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authorKenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>2009-11-11 14:31:38 +0900
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-11-24 15:25:13 -0800
commit39a53062cb5b2ceca6035f3ed67317672f0bcf3b (patch)
treecafbfa800f85c28abad3504787555009ebd97dd0 /drivers/pci/pcie/aer
parent06a1cbafb253c4c60d6a54a994887f5fbceabcc0 (diff)
PCIe AER: use pci_pcie_cap()
Use pcie_cap() instead of pci_find_capability() to get PCIe capability offset in PCIe AER driver. This avoids unnecessary search in PCI configuration space. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pcie/aer')
-rw-r--r--drivers/pci/pcie/aer/aerdrv.c2
-rw-r--r--drivers/pci/pcie/aer/aerdrv_core.c8
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 40c3cc5d1ca..6d30e795a10 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -295,7 +295,7 @@ static void aer_error_resume(struct pci_dev *dev)
u16 reg16;
/* Clean up Root device status */
- pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
+ pos = pci_pcie_cap(dev);
pci_read_config_word(dev, pos + PCI_EXP_DEVSTA, &reg16);
pci_write_config_word(dev, pos + PCI_EXP_DEVSTA, reg16);
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index f4512feac12..5391a9b412e 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -42,7 +42,7 @@ int pci_enable_pcie_error_reporting(struct pci_dev *dev)
if (!pos)
return -EIO;
- pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
+ pos = pci_pcie_cap(dev);
if (!pos)
return -EIO;
@@ -66,7 +66,7 @@ int pci_disable_pcie_error_reporting(struct pci_dev *dev)
if (dev->aer_firmware_first)
return -EIO;
- pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
+ pos = pci_pcie_cap(dev);
if (!pos)
return -EIO;
@@ -224,7 +224,7 @@ static int find_device_iter(struct pci_dev *dev, void *data)
*/
if (atomic_read(&dev->enable_cnt) == 0)
return 0;
- pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
+ pos = pci_pcie_cap(dev);
if (!pos)
return 0;
/* Check if AER is enabled */
@@ -618,7 +618,7 @@ void aer_enable_rootport(struct aer_rpc *rpc)
u16 reg16;
u32 reg32;
- pos = pci_find_capability(pdev, PCI_CAP_ID_EXP);
+ pos = pci_pcie_cap(pdev);
/* Clear PCIE Capability's Device Status */
pci_read_config_word(pdev, pos+PCI_EXP_DEVSTA, &reg16);
pci_write_config_word(pdev, pos+PCI_EXP_DEVSTA, reg16);