This define is used to generate a suspend and a resume function for pci
devices using the old power management interface. The new interface was
introduced in kernel 2.6.29.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
include/linux/compat-2.6.29.h | 34 ++++++++++++++++++++++++++++++++++
1 files changed, 34 insertions(+), 0 deletions(-)
diff --git a/include/linux/compat-2.6.29.h b/include/linux/compat-2.6.29.h
index 78b2d58..b4e1236 100644
--- a/include/linux/compat-2.6.29.h
+++ b/include/linux/compat-2.6.29.h
@@ -278,6 +278,36 @@ static inline struct net *read_pnet(struct net * const *pnet)
extern int init_dummy_netdev(struct net_device *dev);
+#define compat_pci_suspend(fn) \
+ int fn##_compat(struct pci_dev *pdev, pm_message_t state) \
+ { \
+ int r; \
+ \
+ r = fn(&pdev->dev); \
+ if (r) \
+ return r; \
+ \
+ pci_save_state(pdev); \
+ pci_disable_device(pdev); \
+ pci_set_power_state(pdev, PCI_D3hot); \
+ \
+ return 0; \
+ }
+
+#define compat_pci_resume(fn) \
+ int fn##_compat(struct pci_dev *pdev) \
+ { \
+ int r; \
+ \
+ pci_set_power_state(pdev, PCI_D0); \
+ r = pci_enable_device(pdev); \
+ if (r) \
+ return r; \
+ pci_restore_state(pdev); \
+ \
+ return fn(&pdev->dev); \
+ }
+
#else
static inline void netdev_attach_ops(struct net_device *dev,
@@ -285,6 +315,10 @@ static inline void netdev_attach_ops(struct net_device *dev,
{
dev->netdev_ops = ops;
}
+
+#define compat_pci_suspend(fn)
+#define compat_pci_resume(fn)
+
#endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,29)) */
#endif /* LINUX_26_29_COMPAT_H */
--
1.7.1
--
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