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authorLinus Torvalds <torvalds@linux-foundation.org>2009-04-01 12:47:12 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-01 12:47:12 -0400
commite76e5b2c663ac74ae6a542ac20795c625e36a5cd (patch)
tree2e7271be1f3a26832f4b121839fc4044fbbf27a6 /include/linux/msi.h
parent32527bc0e4b4fa7711ad1c923cf64ae72a7ffd9d (diff)
parenteeafda70bf2807544e96fa4e52b2433cd470ff46 (diff)
Merge branch 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6
* 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: (88 commits) PCI: fix HT MSI mapping fix PCI: don't enable too much HT MSI mapping x86/PCI: make pci=lastbus=255 work when acpi is on PCI: save and restore PCIe 2.0 registers PCI: update fakephp for bus_id removal PCI: fix kernel oops on bridge removal PCI: fix conflict between SR-IOV and config space sizing powerpc/PCI: include pci.h in powerpc MSI implementation PCI Hotplug: schedule fakephp for feature removal PCI Hotplug: rename legacy_fakephp to fakephp PCI Hotplug: restore fakephp interface with complete reimplementation PCI: Introduce /sys/bus/pci/devices/.../rescan PCI: Introduce /sys/bus/pci/devices/.../remove PCI: Introduce /sys/bus/pci/rescan PCI: Introduce pci_rescan_bus() PCI: do not enable bridges more than once PCI: do not initialize bridges more than once PCI: always scan child buses PCI: pci_scan_slot() returns newly found devices PCI: don't scan existing devices ... Fix trivial append-only conflict in Documentation/feature-removal-schedule.txt
Diffstat (limited to 'include/linux/msi.h')
-rw-r--r--include/linux/msi.h13
1 files changed, 8 insertions, 5 deletions
diff --git a/include/linux/msi.h b/include/linux/msi.h
index d2b8a1e8ca11..6991ab5b24d1 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -20,20 +20,23 @@ extern void write_msi_msg(unsigned int irq, struct msi_msg *msg);
20 20
21struct msi_desc { 21struct msi_desc {
22 struct { 22 struct {
23 __u8 type : 5; /* {0: unused, 5h:MSI, 11h:MSI-X} */ 23 __u8 is_msix : 1;
24 __u8 multiple: 3; /* log2 number of messages */
24 __u8 maskbit : 1; /* mask-pending bit supported ? */ 25 __u8 maskbit : 1; /* mask-pending bit supported ? */
25 __u8 masked : 1;
26 __u8 is_64 : 1; /* Address size: 0=32bit 1=64bit */ 26 __u8 is_64 : 1; /* Address size: 0=32bit 1=64bit */
27 __u8 pos; /* Location of the msi capability */ 27 __u8 pos; /* Location of the msi capability */
28 __u32 maskbits_mask; /* mask bits mask */
29 __u16 entry_nr; /* specific enabled entry */ 28 __u16 entry_nr; /* specific enabled entry */
30 unsigned default_irq; /* default pre-assigned irq */ 29 unsigned default_irq; /* default pre-assigned irq */
31 }msi_attrib; 30 } msi_attrib;
32 31
32 u32 masked; /* mask bits */
33 unsigned int irq; 33 unsigned int irq;
34 struct list_head list; 34 struct list_head list;
35 35
36 void __iomem *mask_base; 36 union {
37 void __iomem *mask_base;
38 u8 mask_pos;
39 };
37 struct pci_dev *dev; 40 struct pci_dev *dev;
38 41
39 /* Last set MSI message */ 42 /* Last set MSI message */