search for: generaton

..._1, we may add dirty page tracking etc which means we need new > device ops. Ok, so that's supposed to be distinct bits that can be or'ed together? Makes sense, but probably needs some more documentation somewhere. > > > > > >> + * @get_generation: Get device generaton > >> + * @mdev: mediated device > >> + * Returns u32: device generation > > Is that callback mandatory? > > > I think so, it's hard to emulate that completely in virtio-mdev transport. IIRC, the generation stuff is not mandatory in the current versi...

...ed by the driver s/get_features/set_features/ > + * configration space > + * @get_mdev_features: Get the feature of virtio mdev device > + * @mdev: mediated device > + * Returns the mdev features (API) support by > + * the device. > + * @get_generation: Get device generaton > + * @mdev: mediated device > + * Returns u32: device generation > + */ > +struct virtio_mdev_device_ops { > + /* Virtqueue ops */ > + int (*set_vq_address)(struct mdev_device *mdev, > + u16 idx, u64 desc_area, u64 driver_area, > + u64 device_area); &g...

...rtio mdev device > + * @mdev: mediated device > + * Returns the mdev features (API) support by > + * the device. What kind of 'features' are supposed to go in there? Are these bits, like you defined for VIRTIO_MDEV_F_VERSION_1 above? > + * @get_generation: Get device generaton > + * @mdev: mediated device > + * Returns u32: device generation Is that callback mandatory? > + */ > +struct virtio_mdev_device_ops { > + /* Virtqueue ops */ > + int (*set_vq_address)(struct mdev_device *mdev, > + u16 idx, u64 desc_area, u64 driver_area, >...

...rtio mdev device > + * @mdev: mediated device > + * Returns the mdev features (API) support by > + * the device. What kind of 'features' are supposed to go in there? Are these bits, like you defined for VIRTIO_MDEV_F_VERSION_1 above? > + * @get_generation: Get device generaton > + * @mdev: mediated device > + * Returns u32: device generation Is that callback mandatory? > + */ > +struct virtio_mdev_device_ops { > + /* Virtqueue ops */ > + int (*set_vq_address)(struct mdev_device *mdev, > + u16 idx, u64 desc_area, u64 driver_area, >...

...t; + * @buf: buffer used to write from > + * @len: the length to write to > + * configration space > + * @get_version: Get the version of virtio mdev device > + * @mdev: mediated device > + * Returns integer: version of the device > + * @get_generation: Get device generaton > + * @mdev: mediated device > + * Returns u32: device generation > + */ > +struct virtio_mdev_device_ops { > + /* Virtqueue ops */ > + int (*set_vq_address)(struct mdev_device *mdev, > + u16 idx, u64 desc_area, u64 driver_area, > + u64 device_area); &g...

...t; + * @buf: buffer used to write from > + * @len: the length to write to > + * configration space > + * @get_version: Get the version of virtio mdev device > + * @mdev: mediated device > + * Returns integer: version of the device > + * @get_generation: Get device generaton > + * @mdev: mediated device > + * Returns u32: device generation > + */ > +struct virtio_mdev_device_ops { > + /* Virtqueue ops */ > + int (*set_vq_address)(struct mdev_device *mdev, > + u16 idx, u64 desc_area, u64 driver_area, > + u64 device_area); &g...

...@len: the length to write to > > > + * configration space > > > + * @get_version: Get the version of virtio mdev device > > > + * @mdev: mediated device > > > + * Returns integer: version of the device > > > + * @get_generation: Get device generaton > > > + * @mdev: mediated device > > > + * Returns u32: device generation > > > + */ > > > +struct virtio_mdev_device_ops { > > > + /* Virtqueue ops */ > > > + int (*set_vq_address)(struct mdev_device *mdev, > > > + u16 id...

...@len: the length to write to > > > + * configration space > > > + * @get_version: Get the version of virtio mdev device > > > + * @mdev: mediated device > > > + * Returns integer: version of the device > > > + * @get_generation: Get device generaton > > > + * @mdev: mediated device > > > + * Returns u32: device generation > > > + */ > > > +struct virtio_mdev_device_ops { > > > + /* Virtqueue ops */ > > > + int (*set_vq_address)(struct mdev_device *mdev, > > > + u16 id...

...t; + * @buf: buffer used to write from > + * @len: the length to write to > + * configration space > + * @get_version: Get the version of virtio mdev device > + * @mdev: mediated device > + * Returns integer: version of the device > + * @get_generation: Get device generaton > + * @mdev: mediated device > + * Returns u32: device generation > + */ > +struct virtio_mdev_device_ops { > + /* Virtqueue ops */ > + int (*set_vq_address)(struct mdev_device *mdev, > + u16 idx, u64 desc_area, u64 driver_area, > + u64 device_area); &g...

...trate > + * thecapability of the mdev device. New > + * features bits must be added when > + * introducing new device ops. > + * @mdev: mediated device > + * Returns the mdev features (API) support by > + * the device. > + * @get_generation: Get device config generaton (optionally) > + * @mdev: mediated device > + * Returns u32: device generation > + */ > +struct virtio_mdev_device_ops { > + /* Virtqueue ops */ > + int (*set_vq_address)(struct mdev_device *mdev, > + u16 idx, u64 desc_area, u64 driver_area, > + u64 dev...

...trate > + * thecapability of the mdev device. New > + * features bits must be added when > + * introducing new device ops. > + * @mdev: mediated device > + * Returns the mdev features (API) support by > + * the device. > + * @get_generation: Get device config generaton (optionally) > + * @mdev: mediated device > + * Returns u32: device generation > + */ > +struct virtio_mdev_device_ops { > + /* Virtqueue ops */ > + int (*set_vq_address)(struct mdev_device *mdev, > + u16 idx, u64 desc_area, u64 driver_area, > + u64 dev...

...ng of + * configuration space + * @buf: buffer used to write from + * @len: the length to write to + * configration space + * @get_version: Get the version of virtio mdev device + * @mdev: mediated device + * Returns integer: version of the device + * @get_generation: Get device generaton + * @mdev: mediated device + * Returns u32: device generation + */ +struct virtio_mdev_device_ops { + /* Virtqueue ops */ + int (*set_vq_address)(struct mdev_device *mdev, + u16 idx, u64 desc_area, u64 driver_area, + u64 device_area); + void (*set_vq_num)(struct mdev_device *m...

...ace + * @buf: buffer used to write from + * @len: the length to write to + * configration space + * @get_mdev_features: Get the feature of virtio mdev device + * @mdev: mediated device + * Returns the mdev features (API) support by + * the device. + * @get_generation: Get device generaton + * @mdev: mediated device + * Returns u32: device generation + */ +struct virtio_mdev_device_ops { + /* Virtqueue ops */ + int (*set_vq_address)(struct mdev_device *mdev, + u16 idx, u64 desc_area, u64 driver_area, + u64 device_area); + void (*set_vq_num)(struct mdev_device *m...

...the length to write to >>>> + * configration space >>>> + * @get_version: Get the version of virtio mdev device >>>> + * @mdev: mediated device >>>> + * Returns integer: version of the device >>>> + * @get_generation: Get device generaton >>>> + * @mdev: mediated device >>>> + * Returns u32: device generation >>>> + */ >>>> +struct virtio_mdev_device_ops { >>>> + /* Virtqueue ops */ >>>> + int (*set_vq_address)(struct mdev_device *mdev, >>>> +...

...sed to write from >> + * @len: the length to write to >> + * configration space >> + * @get_version: Get the version of virtio mdev device >> + * @mdev: mediated device >> + * Returns integer: version of the device >> + * @get_generation: Get device generaton >> + * @mdev: mediated device >> + * Returns u32: device generation >> + */ >> +struct virtio_mdev_device_ops { >> + /* Virtqueue ops */ >> + int (*set_vq_address)(struct mdev_device *mdev, >> + u16 idx, u64 desc_area, u64 driver_area, >&gt...

...c configuration space > + * @mdev: mediated device > + * @offset: offset from the beginning of > + * configuration space > + * @buf: buffer used to write from > + * @len: the length to write to > + * configration space > + * @get_generation: Get device config generaton (optional) > + * @mdev: mediated device > + * Returns u32: device generation > + */ > +struct mdev_virtio_device_ops { > + /* Mdev device ops */ > + u64 (*get_mdev_features)(struct mdev_device *mdev); > + bool (*set_mdev_feature)(struct mdev_device *mdev); > + /* Virtq...

...c configuration space > + * @mdev: mediated device > + * @offset: offset from the beginning of > + * configuration space > + * @buf: buffer used to write from > + * @len: the length to write to > + * configration space > + * @get_generation: Get device config generaton (optional) > + * @mdev: mediated device > + * Returns u32: device generation > + */ > +struct mdev_virtio_device_ops { > + /* Mdev device ops */ > + u64 (*get_mdev_features)(struct mdev_device *mdev); > + bool (*set_mdev_feature)(struct mdev_device *mdev); > + /* Virtq...

...ace + * @buf: buffer used to write from + * @len: the length to write to + * configration space + * @get_mdev_features: Get the feature of virtio mdev device + * @mdev: mediated device + * Returns the mdev features (API) support by + * the device. + * @get_generation: Get device generaton + * @mdev: mediated device + * Returns u32: device generation + */ +struct virtio_mdev_device_ops { + /* Virtqueue ops */ + int (*set_vq_address)(struct mdev_device *mdev, + u16 idx, u64 desc_area, u64 driver_area, + u64 device_area); + void (*set_vq_num)(struct mdev_device *m...

...ERSION_1 above? It's the API or mdev features other than virtio features. It could be used by driver to determine the capability of the mdev device. Besides _F_VERSION_1, we may add dirty page tracking etc which means we need new device ops. > >> + * @get_generation: Get device generaton >> + * @mdev: mediated device >> + * Returns u32: device generation > Is that callback mandatory? I think so, it's hard to emulate that completely in virtio-mdev transport. Thanks > >> + */ >> +struct virtio_mdev_device_ops { >> + /* Virtqueue ops...

...t_config: Write to device specific configuration space + * @mdev: mediated device + * @offset: offset from the beginning of + * configuration space + * @buf: buffer used to write from + * @len: the length to write to + * configration space + * @get_generation: Get device config generaton (optional) + * @mdev: mediated device + * Returns u32: device generation + */ +struct mdev_virtio_device_ops { + /* Virtqueue ops */ + int (*set_vq_address)(struct mdev_device *mdev, + u16 idx, u64 desc_area, u64 driver_area, + u64 device_area); + void (*set_vq_num)(struct mde...