diff options
Diffstat (limited to 'drivers/vdpa/ifcvf/ifcvf_main.c')
-rw-r--r-- | drivers/vdpa/ifcvf/ifcvf_main.c | 46 |
1 files changed, 7 insertions, 39 deletions
diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c index 968687159e44..5b7156209602 100644 --- a/drivers/vdpa/ifcvf/ifcvf_main.c +++ b/drivers/vdpa/ifcvf/ifcvf_main.c @@ -125,6 +125,7 @@ static void ifcvf_free_irq(struct ifcvf_hw *vf) ifcvf_free_vq_irq(vf); ifcvf_free_config_irq(vf); ifcvf_free_irq_vectors(pdev); + vf->num_msix_vectors = 0; } /* ifcvf MSIX vectors allocator, this helper tries to allocate @@ -343,36 +344,11 @@ static int ifcvf_request_irq(struct ifcvf_hw *vf) if (ret) return ret; - return 0; -} - -static int ifcvf_stop_datapath(struct ifcvf_adapter *adapter) -{ - struct ifcvf_hw *vf = adapter->vf; - int i; - - for (i = 0; i < vf->nr_vring; i++) - vf->vring[i].cb.callback = NULL; - - ifcvf_stop_hw(vf); + vf->num_msix_vectors = nvectors; return 0; } -static void ifcvf_reset_vring(struct ifcvf_adapter *adapter) -{ - struct ifcvf_hw *vf = adapter->vf; - int i; - - for (i = 0; i < vf->nr_vring; i++) { - vf->vring[i].last_avail_idx = 0; - vf->vring[i].cb.callback = NULL; - vf->vring[i].cb.private = NULL; - } - - ifcvf_reset(vf); -} - static struct ifcvf_adapter *vdpa_to_adapter(struct vdpa_device *vdpa_dev) { return container_of(vdpa_dev, struct ifcvf_adapter, vdpa); @@ -462,23 +438,15 @@ static void ifcvf_vdpa_set_status(struct vdpa_device *vdpa_dev, u8 status) static int ifcvf_vdpa_reset(struct vdpa_device *vdpa_dev) { - struct ifcvf_adapter *adapter; - struct ifcvf_hw *vf; - u8 status_old; - - vf = vdpa_to_vf(vdpa_dev); - adapter = vdpa_to_adapter(vdpa_dev); - status_old = ifcvf_get_status(vf); + struct ifcvf_hw *vf = vdpa_to_vf(vdpa_dev); + u8 status = ifcvf_get_status(vf); - if (status_old == 0) - return 0; + ifcvf_stop(vf); - if (status_old & VIRTIO_CONFIG_S_DRIVER_OK) { - ifcvf_stop_datapath(adapter); + if (status & VIRTIO_CONFIG_S_DRIVER_OK) ifcvf_free_irq(vf); - } - ifcvf_reset_vring(adapter); + ifcvf_reset(vf); return 0; } |