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authorJonathan Herman <hermanjl@cs.unc.edu>2013-01-17 16:15:55 -0500
committerJonathan Herman <hermanjl@cs.unc.edu>2013-01-17 16:15:55 -0500
commit8dea78da5cee153b8af9c07a2745f6c55057fe12 (patch)
treea8f4d49d63b1ecc92f2fddceba0655b2472c5bd9 /drivers/xen/platform-pci.c
parent406089d01562f1e2bf9f089fd7637009ebaad589 (diff)
Patched in Tegra support.
Diffstat (limited to 'drivers/xen/platform-pci.c')
-rw-r--r--drivers/xen/platform-pci.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/xen/platform-pci.c b/drivers/xen/platform-pci.c
index 99db9e1eb8b..319dd0a94d5 100644
--- a/drivers/xen/platform-pci.c
+++ b/drivers/xen/platform-pci.c
@@ -101,17 +101,14 @@ static int platform_pci_resume(struct pci_dev *pdev)
101 return 0; 101 return 0;
102} 102}
103 103
104static int platform_pci_init(struct pci_dev *pdev, 104static int __devinit platform_pci_init(struct pci_dev *pdev,
105 const struct pci_device_id *ent) 105 const struct pci_device_id *ent)
106{ 106{
107 int i, ret; 107 int i, ret;
108 long ioaddr; 108 long ioaddr;
109 long mmio_addr, mmio_len; 109 long mmio_addr, mmio_len;
110 unsigned int max_nr_gframes; 110 unsigned int max_nr_gframes;
111 111
112 if (!xen_domain())
113 return -ENODEV;
114
115 i = pci_enable_device(pdev); 112 i = pci_enable_device(pdev);
116 if (i) 113 if (i)
117 return i; 114 return i;
@@ -170,7 +167,7 @@ pci_out:
170 return ret; 167 return ret;
171} 168}
172 169
173static struct pci_device_id platform_pci_tbl[] = { 170static struct pci_device_id platform_pci_tbl[] __devinitdata = {
174 {PCI_VENDOR_ID_XEN, PCI_DEVICE_ID_XEN_PLATFORM, 171 {PCI_VENDOR_ID_XEN, PCI_DEVICE_ID_XEN_PLATFORM,
175 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 172 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
176 {0,} 173 {0,}
@@ -189,6 +186,11 @@ static struct pci_driver platform_driver = {
189 186
190static int __init platform_pci_module_init(void) 187static int __init platform_pci_module_init(void)
191{ 188{
189 /* no unplug has been done, IGNORE hasn't been specified: just
190 * return now */
191 if (!xen_platform_pci_unplug)
192 return -ENODEV;
193
192 return pci_register_driver(&platform_driver); 194 return pci_register_driver(&platform_driver);
193} 195}
194 196