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virtio: move host_features

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Move host_features from the individual transport proxies into
the virtio device. Transports may continue to add feature bits
during device plugging.

This should it make easier to offer different sets of host features
for virtio-1/transitional support.

Tested-by: Shannon Zhao <shannon.zhao@linaro.org>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Cornelia Huck 2015-05-26 16:34:47 +02:00 • committed by Michael S. Tsirkin
parent 2332333c97
commit 6b8f102054
11 changed files with 30 additions and 99 deletions
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1
include/hw/virtio/virtio-bus.h
View file

@ -47,7 +47,6 @@ typedef struct VirtioBusClass {
int (*load_config)(DeviceState *d, QEMUFile *f);
int (*load_queue)(DeviceState *d, int n, QEMUFile *f);
int (*load_done)(DeviceState *d, QEMUFile *f);
unsigned (*get_features)(DeviceState *d);
bool (*query_guest_notifiers)(DeviceState *d);
int (*set_guest_notifiers)(DeviceState *d, int nvqs, bool assign);
int (*set_host_notifier)(DeviceState *d, int n, bool assigned);

1
include/hw/virtio/virtio.h
View file

@ -74,6 +74,7 @@ struct VirtIODevice
uint8_t isr;
uint16_t queue_sel;
uint32_t guest_features;
uint32_t host_features;
size_t config_len;
void *config;
uint16_t config_vector;