vfio-user: handle reset of remote device
Adds handler to reset a remote device Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com> Signed-off-by: John G Johnson <john.g.johnson@oracle.com> Signed-off-by: Jagannathan Raman <jag.raman@oracle.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 112eeadf3bc4c6cdb100bc3f9a6fcfc20b467c1b.1655151679.git.jag.raman@oracle.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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@ -676,6 +676,20 @@ void vfu_object_set_bus_irq(PCIBus *pci_bus)
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max_bdf);
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max_bdf);
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}
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}
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static int vfu_object_device_reset(vfu_ctx_t *vfu_ctx, vfu_reset_type_t type)
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{
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VfuObject *o = vfu_get_private(vfu_ctx);
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/* vfu_object_ctx_run() handles lost connection */
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if (type == VFU_RESET_LOST_CONN) {
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return 0;
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}
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qdev_reset_all(DEVICE(o->pci_dev));
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return 0;
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}
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/*
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/*
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* TYPE_VFU_OBJECT depends on the availability of the 'socket' and 'device'
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* TYPE_VFU_OBJECT depends on the availability of the 'socket' and 'device'
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* properties. It also depends on devices instantiated in QEMU. These
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* properties. It also depends on devices instantiated in QEMU. These
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@ -795,6 +809,12 @@ static void vfu_object_init_ctx(VfuObject *o, Error **errp)
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goto fail;
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goto fail;
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}
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}
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ret = vfu_setup_device_reset_cb(o->vfu_ctx, &vfu_object_device_reset);
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if (ret < 0) {
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error_setg(errp, "vfu: Failed to setup reset callback");
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goto fail;
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}
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ret = vfu_realize_ctx(o->vfu_ctx);
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ret = vfu_realize_ctx(o->vfu_ctx);
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if (ret < 0) {
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if (ret < 0) {
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error_setg(errp, "vfu: Failed to realize device %s- %s",
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error_setg(errp, "vfu: Failed to realize device %s- %s",
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