Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6:
  alim15x3: fix sparse warning
  ide: remove dead code from drive_is_ready()
  ide: fix build for DEBUG_PM
  ide: respect current DMA setting during resume
  ide: add SAMSUNG SP0822N with firmware WA100-10 to ivb_list[]
  amd74xx: workaround unreliable AltStatus register for nVidia controllers
  ide: fix the ide_release_lock imbalance

1 files changed, 8 insertions, 0 deletions

diff --git a/include/linux/ide.h b/include/linux/ide.h
index 54525be4b5f..010fb26a157 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1296,6 +1296,13 @@ extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *o
 #define ide_pci_register_driver(d) pci_register_driver(d)
 #endif
 
+static inline int ide_pci_is_in_compatibility_mode(struct pci_dev *dev)
+{
+        if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE && (dev->class & 5) != 5)
+                return 1;
+        return 0;
+}
+
 void ide_pci_setup_ports(struct pci_dev *, const struct ide_port_info *, int,
                          hw_regs_t *, hw_regs_t **);
 void ide_setup_pci_noise(struct pci_dev *, const struct ide_port_info *);
@@ -1375,6 +1382,7 @@ enum {
         IDE_HFLAG_IO_32BIT              = (1 << 24),
         /* unmask IRQs */
         IDE_HFLAG_UNMASK_IRQS           = (1 << 25),
+        IDE_HFLAG_BROKEN_ALTSTATUS      = (1 << 26),
         /* serialize ports if DMA is possible (for sl82c105) */
         IDE_HFLAG_SERIALIZE_DMA         = (1 << 27),
         /* force host out of "simplex" mode */