pci-sysfs.c File Reference

#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/pci.h>
#include <linux/stat.h>
#include <linux/export.h>
#include <linux/topology.h>
#include <linux/mm.h>
#include <linux/fs.h>
#include <linux/capability.h>
#include <linux/security.h>
#include <linux/pci-aspm.h>
#include <linux/slab.h>
#include <linux/vgaarb.h>
#include <linux/pm_runtime.h>
#include "pci.h"

Go to the source code of this file.

Macros
#define	pci_config_attr(field, format_string)

Functions
	pci_config_attr (vendor,"0x%04x\n")
	pci_config_attr (device,"0x%04x\n")
	pci_config_attr (subsystem_vendor,"0x%04x\n")
	pci_config_attr (subsystem_device,"0x%04x\n")
	pci_config_attr (class,"0x%06x\n")
	pci_config_attr (irq,"%u\n")
int __weak	pci_create_resource_files (struct pci_dev *dev)
void __weak	pci_remove_resource_files (struct pci_dev *dev)
int __weak	pcibios_add_platform_entries (struct pci_dev *dev)
int __must_check	pci_create_sysfs_dev_files (struct pci_dev *pdev)
void	pci_remove_sysfs_dev_files (struct pci_dev *pdev)
	late_initcall (pci_sysfs_init)

Variables
struct device_attribute	pci_dev_attrs []
struct device_attribute	pcibus_dev_attrs []
struct device_attribute	vga_attr = __ATTR_RO(boot_vga)

Macro Definition Documentation

#define pci_config_attr	(		field,
			format_string
	)

Value:

static ssize_t                              \
field##_show(struct device *dev, struct device_attribute *attr, char *buf)              \
{                                   \
	struct pci_dev *pdev;                      \
                                    \
    pdev = to_pci_dev (dev);                    \
    return sprintf (buf, format_string, pdev->field);       \
}

Definition at line 37 of file pci-sysfs.c.

Function Documentation

late_initcall

(

pci_sysfs_init

)

pci_config_attr	(	vendor	,
		"0x%04x\n"
	)

pci_config_attr	(	device	,
		"0x%04x\n"
	)

pci_config_attr	(	subsystem_vendor	,
		"0x%04x\n"
	)

pci_config_attr	(	subsystem_device	,
		"0x%04x\n"
	)

pci_config_attr	(	class	,
		"0x%06x\n"
	)

pci_config_attr	(	irq	,
		"%u\n"
	)

int __weak pci_create_resource_files

(

struct pci_dev *

dev

)

pci_create_resource_files - create resource files in sysfs for : dev in question

Walk the resources in creating files for each resource available.

Definition at line 1061 of file pci-sysfs.c.

int __must_check pci_create_sysfs_dev_files

(

struct pci_dev *

pdev

)

Definition at line 1226 of file pci-sysfs.c.

void __weak pci_remove_resource_files

(

struct pci_dev *

dev

)

pci_remove_resource_files - cleanup resource files : dev to cleanup

If we created resource files for , remove them from sysfs and free their resources.

Definition at line 1062 of file pci-sysfs.c.

void pci_remove_sysfs_dev_files

(

struct pci_dev *

pdev

)

pci_remove_sysfs_dev_files - cleanup PCI specific sysfs files : device whose entries we should free

Cleanup when is removed from sysfs.

Definition at line 1332 of file pci-sysfs.c.

int __weak pcibios_add_platform_entries

(

struct pci_dev *

dev

)

Definition at line 1152 of file pci-sysfs.c.

Variable Documentation

struct device_attribute pci_dev_attrs[]

Initial value:

= {
    __ATTR_RO(resource),
    __ATTR_RO(vendor),
    __ATTR_RO(device),
    __ATTR_RO(subsystem_vendor),
    __ATTR_RO(subsystem_device),
    __ATTR_RO(class),
    __ATTR_RO(irq),
    __ATTR_RO(local_cpus),
    __ATTR_RO(local_cpulist),
    __ATTR_RO(modalias),



    __ATTR_RO(dma_mask_bits),
    __ATTR_RO(consistent_dma_mask_bits),
    __ATTR(enable, 0600, is_enabled_show, is_enabled_store),
    __ATTR(broken_parity_status,(S_IRUGO|S_IWUSR),
        broken_parity_status_show,broken_parity_status_store),
    __ATTR(msi_bus, 0644, msi_bus_show, msi_bus_store),







    __ATTR_NULL,
}

Definition at line 407 of file pci-sysfs.c.

struct device_attribute pcibus_dev_attrs[]

Initial value:

= {



    __ATTR(cpuaffinity, S_IRUGO, pci_bus_show_cpumaskaffinity, NULL),
    __ATTR(cpulistaffinity, S_IRUGO, pci_bus_show_cpulistaffinity, NULL),
    __ATTR_NULL,
}

Definition at line 437 of file pci-sysfs.c.

struct device_attribute vga_attr = __ATTR_RO(boot_vga)

Definition at line 459 of file pci-sysfs.c.