diff options
Diffstat (limited to 'arch/powerpc/include/asm/vio.h')
| -rw-r--r-- | arch/powerpc/include/asm/vio.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/vio.h b/arch/powerpc/include/asm/vio.h index 6bfd5ffe1d4f..b19adf751dd9 100644 --- a/arch/powerpc/include/asm/vio.h +++ b/arch/powerpc/include/asm/vio.h @@ -46,6 +46,48 @@ struct iommu_table; +/* + * Platform Facilities Option (PFO)-specific data + */ + +/* Starting unit address for PFO devices on the VIO BUS */ +#define VIO_BASE_PFO_UA 0x50000000 + +/** + * vio_pfo_op - PFO operation parameters + * + * @flags: h_call subfunctions and modifiers + * @in: Input data block logical real address + * @inlen: If non-negative, the length of the input data block. If negative, + * the length of the input data descriptor list in bytes. + * @out: Output data block logical real address + * @outlen: If non-negative, the length of the input data block. If negative, + * the length of the input data descriptor list in bytes. + * @csbcpb: Logical real address of the 4k naturally-aligned storage block + * containing the CSB & optional FC field specific CPB + * @timeout: # of milliseconds to retry h_call, 0 for no timeout. + * @hcall_err: pointer to return the h_call return value, else NULL + */ +struct vio_pfo_op { + u64 flags; + s64 in; + s64 inlen; + s64 out; + s64 outlen; + u64 csbcpb; + void *done; + unsigned long handle; + unsigned int timeout; + long hcall_err; +}; + +/* End PFO specific data */ + +enum vio_dev_family { + VDEVICE, /* The OF node is a child of /vdevice */ + PFO, /* The OF node is a child of /ibm,platform-facilities */ +}; + /** * vio_dev - This structure is used to describe virtual I/O devices. * @@ -58,6 +100,7 @@ struct vio_dev { const char *name; const char *type; uint32_t unit_address; + uint32_t resource_id; unsigned int irq; struct { size_t desired; @@ -65,6 +108,7 @@ struct vio_dev { size_t allocated; atomic_t allocs_failed; } cmo; + enum vio_dev_family family; struct device dev; }; @@ -95,6 +139,8 @@ extern void vio_cmo_set_dev_desired(struct vio_dev *viodev, size_t desired); extern void __devinit vio_unregister_device(struct vio_dev *dev); +extern int vio_h_cop_sync(struct vio_dev *vdev, struct vio_pfo_op *op); + struct device_node; extern struct vio_dev *vio_register_device_node( |