blob: 1c97e7dd130b75d35b81ca848006a91ea3ab9ad6 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#include <linux/kernel.h>
2#include <linux/pci.h>
3#include <linux/module.h>
4#include "pci.h"
5
Kay Sievers312c0042005-11-16 09:00:00 +01006int pci_uevent(struct device *dev, char **envp, int num_envp,
7 char *buffer, int buffer_size)
Linus Torvalds1da177e2005-04-16 15:20:36 -07008{
9 struct pci_dev *pdev;
Linus Torvalds1da177e2005-04-16 15:20:36 -070010 int i = 0;
11 int length = 0;
12
13 if (!dev)
14 return -ENODEV;
15
16 pdev = to_pci_dev(dev);
17 if (!pdev)
18 return -ENODEV;
19
Kay Sievers312c0042005-11-16 09:00:00 +010020 if (add_uevent_var(envp, num_envp, &i,
21 buffer, buffer_size, &length,
22 "PCI_CLASS=%04X", pdev->class))
Linus Torvalds1da177e2005-04-16 15:20:36 -070023 return -ENOMEM;
24
Kay Sievers312c0042005-11-16 09:00:00 +010025 if (add_uevent_var(envp, num_envp, &i,
26 buffer, buffer_size, &length,
27 "PCI_ID=%04X:%04X", pdev->vendor, pdev->device))
Greg Kroah-Hartman7bcf5c02005-08-18 14:33:01 +100028 return -ENOMEM;
29
Kay Sievers312c0042005-11-16 09:00:00 +010030 if (add_uevent_var(envp, num_envp, &i,
31 buffer, buffer_size, &length,
32 "PCI_SUBSYS_ID=%04X:%04X", pdev->subsystem_vendor,
33 pdev->subsystem_device))
Greg Kroah-Hartman7bcf5c02005-08-18 14:33:01 +100034 return -ENOMEM;
35
Kay Sievers312c0042005-11-16 09:00:00 +010036 if (add_uevent_var(envp, num_envp, &i,
37 buffer, buffer_size, &length,
38 "PCI_SLOT_NAME=%s", pci_name(pdev)))
Greg Kroah-Hartman7bcf5c02005-08-18 14:33:01 +100039 return -ENOMEM;
40
Kay Sievers312c0042005-11-16 09:00:00 +010041 if (add_uevent_var(envp, num_envp, &i,
42 buffer, buffer_size, &length,
43 "MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x",
44 pdev->vendor, pdev->device,
45 pdev->subsystem_vendor, pdev->subsystem_device,
46 (u8)(pdev->class >> 16), (u8)(pdev->class >> 8),
47 (u8)(pdev->class)))
Greg KHd1ded202005-05-05 11:57:25 -070048 return -ENOMEM;
49
Linus Torvalds1da177e2005-04-16 15:20:36 -070050 envp[i] = NULL;
51
52 return 0;
53}