summaryrefslogtreecommitdiff
path: root/drivers/pci/pcie/aer/aerdrv.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pci/pcie/aer/aerdrv.c')
-rw-r--r--drivers/pci/pcie/aer/aerdrv.c36
1 files changed, 7 insertions, 29 deletions
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 48d21e0edd56..139150b2bdfd 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -15,7 +15,6 @@
*
*/
-#include <linux/module.h>
#include <linux/pci.h>
#include <linux/pci-acpi.h>
#include <linux/sched.h>
@@ -37,9 +36,6 @@
#define DRIVER_VERSION "v1.0"
#define DRIVER_AUTHOR "tom.l.nguyen@intel.com"
#define DRIVER_DESC "Root Port Advanced Error Reporting Driver"
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_LICENSE("GPL");
static int aer_probe(struct pcie_device *dev);
static void aer_remove(struct pcie_device *dev);
@@ -70,7 +66,7 @@ static int pcie_aer_disable;
void pci_no_aer(void)
{
- pcie_aer_disable = 1; /* has priority over 'forceload' */
+ pcie_aer_disable = 1;
}
bool pci_aer_available(void)
@@ -134,7 +130,7 @@ static void aer_enable_rootport(struct aer_rpc *rpc)
pcie_capability_clear_word(pdev, PCI_EXP_RTCTL,
SYSTEM_ERROR_INTR_ON_MESG_MASK);
- aer_pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ERR);
+ aer_pos = pdev->aer_cap;
/* Clear error status */
pci_read_config_dword(pdev, aer_pos + PCI_ERR_ROOT_STATUS, &reg32);
pci_write_config_dword(pdev, aer_pos + PCI_ERR_ROOT_STATUS, reg32);
@@ -173,7 +169,7 @@ static void aer_disable_rootport(struct aer_rpc *rpc)
*/
set_downstream_devices_error_reporting(pdev, false);
- pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ERR);
+ pos = pdev->aer_cap;
/* Disable Root's interrupt in response to error messages */
pci_read_config_dword(pdev, pos + PCI_ERR_ROOT_COMMAND, &reg32);
reg32 &= ~ROOT_PORT_INTR_ON_MESG_MASK;
@@ -200,7 +196,7 @@ irqreturn_t aer_irq(int irq, void *context)
unsigned long flags;
int pos;
- pos = pci_find_ext_capability(pdev->port, PCI_EXT_CAP_ID_ERR);
+ pos = pdev->port->aer_cap;
/*
* Must lock access to Root Error Status Reg, Root Error ID Reg,
* and Root error producer/consumer index
@@ -294,7 +290,6 @@ static void aer_remove(struct pcie_device *dev)
/**
* aer_probe - initialize resources
* @dev: pointer to the pcie_dev data structure
- * @id: pointer to the service id data structure
*
* Invoked when PCI Express bus loads AER service driver.
*/
@@ -304,11 +299,6 @@ static int aer_probe(struct pcie_device *dev)
struct aer_rpc *rpc;
struct device *device = &dev->device;
- /* Init */
- status = aer_init(dev);
- if (status)
- return status;
-
/* Alloc rpc data structure */
rpc = aer_alloc_rpc(dev);
if (!rpc) {
@@ -343,7 +333,7 @@ static pci_ers_result_t aer_root_reset(struct pci_dev *dev)
u32 reg32;
int pos;
- pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
+ pos = dev->aer_cap;
/* Disable Root's interrupt in response to error messages */
pci_read_config_dword(dev, pos + PCI_ERR_ROOT_COMMAND, &reg32);
@@ -396,7 +386,7 @@ static void aer_error_resume(struct pci_dev *dev)
pcie_capability_write_word(dev, PCI_EXP_DEVSTA, reg16);
/* Clean AER Root Error Status */
- pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
+ pos = dev->aer_cap;
pci_read_config_dword(dev, pos + PCI_ERR_UNCOR_STATUS, &status);
pci_read_config_dword(dev, pos + PCI_ERR_UNCOR_SEVER, &mask);
if (dev->error_state == pci_channel_io_normal)
@@ -417,16 +407,4 @@ static int __init aer_service_init(void)
return -ENXIO;
return pcie_port_service_register(&aerdriver);
}
-
-/**
- * aer_service_exit - unregister AER root service driver
- *
- * Invoked when AER root service driver is unloaded.
- */
-static void __exit aer_service_exit(void)
-{
- pcie_port_service_unregister(&aerdriver);
-}
-
-module_init(aer_service_init);
-module_exit(aer_service_exit);
+device_initcall(aer_service_init);