From e01bcdd61320c91c826376e0a7dd96ef8e85dd18 Mon Sep 17 00:00:00 2001 From: Dong Jia Shi Date: Fri, 17 Mar 2017 04:17:36 +0100 Subject: vfio: ccw: realize VFIO_DEVICE_GET_REGION_INFO ioctl Introduce device information about vfio-ccw: VFIO_DEVICE_FLAGS_CCW. Realize VFIO_DEVICE_GET_REGION_INFO ioctl for vfio-ccw. Reviewed-by: Pierre Morel Signed-off-by: Dong Jia Shi Acked-by: Alex Williamson Message-Id: <20170317031743.40128-10-bjsdjshi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck --- include/uapi/linux/vfio.h | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'include/uapi') diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h index 61837890c132..3fd70ffe9d78 100644 --- a/include/uapi/linux/vfio.h +++ b/include/uapi/linux/vfio.h @@ -198,6 +198,7 @@ struct vfio_device_info { #define VFIO_DEVICE_FLAGS_PCI (1 << 1) /* vfio-pci device */ #define VFIO_DEVICE_FLAGS_PLATFORM (1 << 2) /* vfio-platform device */ #define VFIO_DEVICE_FLAGS_AMBA (1 << 3) /* vfio-amba device */ +#define VFIO_DEVICE_FLAGS_CCW (1 << 4) /* vfio-ccw device */ __u32 num_regions; /* Max region index + 1 */ __u32 num_irqs; /* Max IRQ index + 1 */ }; @@ -447,6 +448,16 @@ enum { VFIO_PCI_NUM_IRQS }; +/* + * The vfio-ccw bus driver makes use of the following fixed region. + * Unimplemented regions return a size of zero. + */ + +enum { + VFIO_CCW_CONFIG_REGION_INDEX, + VFIO_CCW_NUM_REGIONS +}; + /** * VFIO_DEVICE_GET_PCI_HOT_RESET_INFO - _IORW(VFIO_TYPE, VFIO_BASE + 12, * struct vfio_pci_hot_reset_info) -- cgit v1.2.3-71-gd317