Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 59160
b: refs/heads/master
c: 8d29bfb
h: refs/heads/master
v: v3
  • Loading branch information
Zhang, Yanmin authored and Greg Kroah-Hartman committed Jul 11, 2007
1 parent 5874469 commit eff7cfb
Show file tree
Hide file tree
Showing 7 changed files with 35 additions and 48 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: f477836457730a2b925f625023ec4e5bf11015be
refs/heads/master: 8d29bfb79e632fe318f4c01c9c2e8faacb89b800
8 changes: 2 additions & 6 deletions trunk/drivers/pci/pci-acpi.c
Original file line number Diff line number Diff line change
Expand Up @@ -55,8 +55,6 @@ acpi_query_osc (

status = acpi_evaluate_object(handle, "_OSC", &input, &output);
if (ACPI_FAILURE (status)) {
printk(KERN_DEBUG
"Evaluate _OSC Set fails. Status = 0x%04x\n", status);
*ret_status = status;
return status;
}
Expand Down Expand Up @@ -124,11 +122,9 @@ acpi_run_osc (
in_params[3].buffer.pointer = (u8 *)context;

status = acpi_evaluate_object(handle, "_OSC", &input, &output);
if (ACPI_FAILURE (status)) {
printk(KERN_DEBUG
"Evaluate _OSC Set fails. Status = 0x%04x\n", status);
if (ACPI_FAILURE (status))
return status;
}

out_obj = output.pointer;
if (out_obj->type != ACPI_TYPE_BUFFER) {
printk(KERN_DEBUG
Expand Down
2 changes: 1 addition & 1 deletion trunk/drivers/pci/pcie/aer/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@

config PCIEAER
boolean "Root Port Advanced Error Reporting support"
depends on PCIEPORTBUS && ACPI
depends on PCIEPORTBUS
default y
help
This enables PCI Express Root Port Advanced Error Reporting
Expand Down
3 changes: 2 additions & 1 deletion trunk/drivers/pci/pcie/aer/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -4,5 +4,6 @@

obj-$(CONFIG_PCIEAER) += aerdriver.o

aerdriver-objs := aerdrv_errprint.o aerdrv_core.o aerdrv.o aerdrv_acpi.o
aerdriver-objs := aerdrv_errprint.o aerdrv_core.o aerdrv.o
aerdriver-$(CONFIG_ACPI) += aerdrv_acpi.o

14 changes: 9 additions & 5 deletions trunk/drivers/pci/pcie/aer/aerdrv.h
Original file line number Diff line number Diff line change
Expand Up @@ -19,10 +19,6 @@
#define AER_ERROR_MASK 0x001fffff
#define AER_ERROR(d) (d & AER_ERROR_MASK)

#define OSC_METHOD_RUN_SUCCESS 0
#define OSC_METHOD_NOT_SUPPORTED 1
#define OSC_METHOD_RUN_FAILURE 2

/* Root Error Status Register Bits */
#define ROOT_ERR_STATUS_MASKS 0x0f

Expand Down Expand Up @@ -121,6 +117,14 @@ extern void aer_delete_rootport(struct aer_rpc *rpc);
extern int aer_init(struct pcie_device *dev);
extern void aer_isr(struct work_struct *work);
extern void aer_print_error(struct pci_dev *dev, struct aer_err_info *info);
extern int aer_osc_setup(struct pci_dev *dev);

#ifdef CONFIG_ACPI
extern int aer_osc_setup(struct pcie_device *pciedev);
#else
static inline int aer_osc_setup(struct pcie_device *pciedev)
{
return 0;
}
#endif

#endif //_AERDRV_H_
36 changes: 18 additions & 18 deletions trunk/drivers/pci/pcie/aer/aerdrv_acpi.c
Original file line number Diff line number Diff line change
Expand Up @@ -20,19 +20,18 @@

/**
* aer_osc_setup - run ACPI _OSC method
* @pciedev: pcie_device which AER is being enabled on
*
* Return:
* Zero if success. Nonzero for otherwise.
* @return: Zero on success. Nonzero otherwise.
*
* Invoked when PCIE bus loads AER service driver. To avoid conflict with
* BIOS AER support requires BIOS to yield AER control to OS native driver.
**/
int aer_osc_setup(struct pci_dev *dev)
int aer_osc_setup(struct pcie_device *pciedev)
{
int retval = OSC_METHOD_RUN_SUCCESS;
acpi_status status;
acpi_handle handle = DEVICE_ACPI_HANDLE(&dev->dev);
struct pci_dev *pdev = dev;
acpi_status status = AE_NOT_FOUND;
struct pci_dev *pdev = pciedev->port;
acpi_handle handle = DEVICE_ACPI_HANDLE(&pdev->dev);
struct pci_bus *parent;

while (!handle) {
Expand All @@ -50,19 +49,20 @@ int aer_osc_setup(struct pci_dev *dev)
pdev = parent->self;
}

if (!handle)
return OSC_METHOD_NOT_SUPPORTED;
if (handle) {
pci_osc_support_set(OSC_EXT_PCI_CONFIG_SUPPORT);
status = pci_osc_control_set(handle,
OSC_PCI_EXPRESS_AER_CONTROL |
OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
}

pci_osc_support_set(OSC_EXT_PCI_CONFIG_SUPPORT);
status = pci_osc_control_set(handle, OSC_PCI_EXPRESS_AER_CONTROL |
OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
if (ACPI_FAILURE(status)) {
if (status == AE_SUPPORT)
retval = OSC_METHOD_NOT_SUPPORTED;
else
retval = OSC_METHOD_RUN_FAILURE;
printk(KERN_DEBUG "AER service couldn't init device %s - %s\n",
pciedev->device.bus_id,
(status == AE_SUPPORT || status == AE_NOT_FOUND) ?
"no _OSC support" : "Run ACPI _OSC fails");
return -1;
}

return retval;
return 0;
}

18 changes: 2 additions & 16 deletions trunk/drivers/pci/pcie/aer/aerdrv_core.c
Original file line number Diff line number Diff line change
Expand Up @@ -22,8 +22,6 @@
#include <linux/errno.h>
#include <linux/pm.h>
#include <linux/suspend.h>
#include <linux/acpi.h>
#include <linux/pci-acpi.h>
#include <linux/delay.h>
#include "aerdrv.h"

Expand Down Expand Up @@ -733,20 +731,8 @@ void aer_delete_rootport(struct aer_rpc *rpc)
**/
int aer_init(struct pcie_device *dev)
{
int status;

/* Run _OSC Method */
status = aer_osc_setup(dev->port);

if(status != OSC_METHOD_RUN_SUCCESS) {
printk(KERN_DEBUG "%s: AER service init fails - %s\n",
__FUNCTION__,
(status == OSC_METHOD_NOT_SUPPORTED) ?
"No ACPI _OSC support" : "Run ACPI _OSC fails");

if (!forceload)
return status;
}
if (aer_osc_setup(dev) && !forceload)
return -ENXIO;

return AER_SUCCESS;
}
Expand Down

0 comments on commit eff7cfb

Please sign in to comment.