From c48ec5d568146389f3c539cea003c242f85e5239 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Mon, 10 Jan 2022 19:38:57 +0000 Subject: interface: refactor interface capabilities code, part 2 Type: improvement Signed-off-by: Damjan Marion Signed-off-by: Mohsin Kazmi Change-Id: Ie595e69af8657b0ee18a84ac71c5d433108d9ef8 --- src/vnet/devices/virtio/pci.c | 25 ++++++++++++++----------- src/vnet/devices/virtio/vhost_user.c | 15 ++++++++------- 2 files changed, 22 insertions(+), 18 deletions(-) (limited to 'src/vnet/devices/virtio') diff --git a/src/vnet/devices/virtio/pci.c b/src/vnet/devices/virtio/pci.c index b32f72bc66b..3c070b7160c 100644 --- a/src/vnet/devices/virtio/pci.c +++ b/src/vnet/devices/virtio/pci.c @@ -508,7 +508,7 @@ virtio_pci_offloads (vlib_main_t * vm, virtio_if_t * vif, int gso_enabled, int csum_offload_enabled) { vnet_main_t *vnm = vnet_get_main (); - vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, vif->hw_if_index); + vnet_hw_if_caps_change_t cc = {}; if ((vif->features & VIRTIO_FEATURE (VIRTIO_NET_F_CTRL_VQ)) && (vif->features & VIRTIO_FEATURE (VIRTIO_NET_F_CTRL_GUEST_OFFLOADS))) @@ -524,10 +524,10 @@ virtio_pci_offloads (vlib_main_t * vm, virtio_if_t * vif, int gso_enabled, else { vif->gso_enabled = 1; - vif->csum_offload_enabled = 0; - hw->caps |= VNET_HW_IF_CAP_TCP_GSO | - VNET_HW_IF_CAP_TX_TCP_CKSUM | - VNET_HW_IF_CAP_TX_UDP_CKSUM; + vif->csum_offload_enabled = 1; + cc.val = cc.mask = VNET_HW_IF_CAP_TCP_GSO | + VNET_HW_IF_CAP_TX_TCP_CKSUM | + VNET_HW_IF_CAP_TX_UDP_CKSUM; } } else if (csum_offload_enabled @@ -541,9 +541,10 @@ virtio_pci_offloads (vlib_main_t * vm, virtio_if_t * vif, int gso_enabled, { vif->csum_offload_enabled = 1; vif->gso_enabled = 0; - hw->caps &= ~VNET_HW_IF_CAP_TCP_GSO; - hw->caps |= + cc.val = VNET_HW_IF_CAP_TX_TCP_CKSUM | VNET_HW_IF_CAP_TX_UDP_CKSUM; + cc.mask = VNET_HW_IF_CAP_TCP_GSO | VNET_HW_IF_CAP_TX_TCP_CKSUM | + VNET_HW_IF_CAP_TX_UDP_CKSUM; } } else @@ -556,12 +557,15 @@ virtio_pci_offloads (vlib_main_t * vm, virtio_if_t * vif, int gso_enabled, { vif->csum_offload_enabled = 0; vif->gso_enabled = 0; - hw->caps &= - ~(VNET_HW_IF_CAP_L4_TX_CKSUM | VNET_HW_IF_CAP_TCP_GSO); + cc.val = 0; + cc.mask = VNET_HW_IF_CAP_L4_TX_CKSUM | VNET_HW_IF_CAP_TCP_GSO; } } } + if (cc.mask) + vnet_hw_if_change_caps (vnm, vif->hw_if_index, &cc); + return 0; } @@ -1473,8 +1477,7 @@ virtio_pci_create_if (vlib_main_t * vm, virtio_pci_create_if_args_t * args) vif->sw_if_index = sw->sw_if_index; args->sw_if_index = sw->sw_if_index; - vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, vif->hw_if_index); - hw->caps |= VNET_HW_IF_CAP_INT_MODE; + vnet_hw_if_set_caps (vnm, vif->hw_if_index, VNET_HW_IF_CAP_INT_MODE); if (args->virtio_flags & VIRTIO_FLAG_BUFFERING) { diff --git a/src/vnet/devices/virtio/vhost_user.c b/src/vnet/devices/virtio/vhost_user.c index 2d8cad8da43..0d24ad5aec8 100644 --- a/src/vnet/devices/virtio/vhost_user.c +++ b/src/vnet/devices/virtio/vhost_user.c @@ -553,17 +553,20 @@ vhost_user_socket_read (clib_file_t * uf) (vui->features & VIRTIO_FEATURE (VIRTIO_F_ANY_LAYOUT)) ? 1 : 0; ASSERT (vui->virtio_net_hdr_sz < VLIB_BUFFER_PRE_DATA_SIZE); - vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, vui->hw_if_index); if (vui->enable_gso && ((vui->features & FEATURE_VIRTIO_NET_F_HOST_GUEST_TSO_FEATURE_BITS) == FEATURE_VIRTIO_NET_F_HOST_GUEST_TSO_FEATURE_BITS)) { - hw->caps |= (VNET_HW_IF_CAP_TCP_GSO | VNET_HW_IF_CAP_TX_TCP_CKSUM | - VNET_HW_IF_CAP_TX_UDP_CKSUM); + vnet_hw_if_set_caps (vnm, vui->hw_if_index, + VNET_HW_IF_CAP_TCP_GSO | + VNET_HW_IF_CAP_TX_TCP_CKSUM | + VNET_HW_IF_CAP_TX_UDP_CKSUM); } else { - hw->caps &= ~(VNET_HW_IF_CAP_TCP_GSO | VNET_HW_IF_CAP_L4_TX_CKSUM); + vnet_hw_if_unset_caps (vnm, vui->hw_if_index, + VNET_HW_IF_CAP_TCP_GSO | + VNET_HW_IF_CAP_L4_TX_CKSUM); } vnet_hw_interface_set_flags (vnm, vui->hw_if_index, 0); vui->is_ready = 0; @@ -1596,9 +1599,7 @@ vhost_user_vui_init (vnet_main_t * vnm, vhost_user_intf_t * vui, vnet_sw_interface_t *sw; int q; vhost_user_main_t *vum = &vhost_user_main; - vnet_hw_interface_t *hw; - hw = vnet_get_hw_interface (vnm, vui->hw_if_index); sw = vnet_get_hw_sw_interface (vnm, vui->hw_if_index); if (server_sock_fd != -1) { @@ -1651,7 +1652,7 @@ vhost_user_vui_init (vnet_main_t * vnm, vhost_user_intf_t * vui, for (q = 0; q < vec_len (vui->vrings); q++) vhost_user_vring_init (vui, q); - hw->caps |= VNET_HW_IF_CAP_INT_MODE; + vnet_hw_if_set_caps (vnm, vui->hw_if_index, VNET_HW_IF_CAP_INT_MODE); vnet_hw_interface_set_flags (vnm, vui->hw_if_index, 0); if (sw_if_index) -- cgit 1.2.3-korg