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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-06-07 23:24:07 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-06-07 23:24:07 -0700 |
| commit | a292241cccb7e20e8b997a9a44177e7c98141859 (patch) | |
| tree | a0b0bb95e7dce3233a2d8b203f9e326cdec7a00e /include/xen/interface/physdev.h | |
| parent | d49cb7aeebb974713f9f7ab2991352d3050b095b (diff) | |
| parent | 68807a0c2015cb40df4869e16651f0ce5cc14d52 (diff) | |
Merge branch 'next' into for-linus
Prepare input updates for 3.16.
Diffstat (limited to 'include/xen/interface/physdev.h')
| -rw-r--r-- | include/xen/interface/physdev.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/xen/interface/physdev.h b/include/xen/interface/physdev.h index 42721d13a106..610dba9b620a 100644 --- a/include/xen/interface/physdev.h +++ b/include/xen/interface/physdev.h @@ -131,6 +131,7 @@ struct physdev_irq { #define MAP_PIRQ_TYPE_GSI 0x1 #define MAP_PIRQ_TYPE_UNKNOWN 0x2 #define MAP_PIRQ_TYPE_MSI_SEG 0x3 +#define MAP_PIRQ_TYPE_MULTI_MSI 0x4 #define PHYSDEVOP_map_pirq 13 struct physdev_map_pirq { @@ -141,11 +142,16 @@ struct physdev_map_pirq { int index; /* IN or OUT */ int pirq; - /* IN - high 16 bits hold segment for MAP_PIRQ_TYPE_MSI_SEG */ + /* IN - high 16 bits hold segment for ..._MSI_SEG and ..._MULTI_MSI */ int bus; /* IN */ int devfn; - /* IN */ + /* IN + * - For MSI-X contains entry number. + * - For MSI with ..._MULTI_MSI contains number of vectors. + * OUT (..._MULTI_MSI only) + * - Number of vectors allocated. + */ int entry_nr; /* IN */ uint64_t table_base; |