1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/module.h>
#include "pci.h"
int pci_hotplug (struct device *dev, char **envp, int num_envp,
char *buffer, int buffer_size)
{
struct pci_dev *pdev;
int i = 0;
int length = 0;
if (!dev)
return -ENODEV;
pdev = to_pci_dev(dev);
if (!pdev)
return -ENODEV;
if (add_hotplug_env_var(envp, num_envp, &i,
buffer, buffer_size, &length,
"PCI_CLASS=%04X", pdev->class))
return -ENOMEM;
if (add_hotplug_env_var(envp, num_envp, &i,
buffer, buffer_size, &length,
"PCI_ID=%04X:%04X", pdev->vendor, pdev->device))
return -ENOMEM;
if (add_hotplug_env_var(envp, num_envp, &i,
buffer, buffer_size, &length,
"PCI_SUBSYS_ID=%04X:%04X", pdev->subsystem_vendor,
pdev->subsystem_device))
return -ENOMEM;
if (add_hotplug_env_var(envp, num_envp, &i,
buffer, buffer_size, &length,
"PCI_SLOT_NAME=%s", pci_name(pdev)))
return -ENOMEM;
if (add_hotplug_env_var(envp, num_envp, &i,
buffer, buffer_size, &length,
"MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x",
pdev->vendor, pdev->device,
pdev->subsystem_vendor, pdev->subsystem_device,
(u8)(pdev->class >> 16), (u8)(pdev->class >> 8),
(u8)(pdev->class)))
return -ENOMEM;
envp[i] = NULL;
return 0;
}
|
