From: Maxime Coquelin <maxime.coquelin@redhat.com> To: tiwei.bie@intel.com, zhihong.wang@intel.com, amorenoz@redhat.com, xiao.w.wang@intel.com, dev@dpdk.org, jfreimann@redhat.com Cc: stable@dpdk.org, Maxime Coquelin <maxime.coquelin@redhat.com> Subject: [dpdk-stable] [PATCH 08/15] net/virtio: add virtio vDPA op to get features Date: Thu, 29 Aug 2019 09:59:53 +0200 Message-ID: <20190829080000.20806-9-maxime.coquelin@redhat.com> (raw) In-Reply-To: <20190829080000.20806-1-maxime.coquelin@redhat.com> This patch implements the vDPA .get_features() callback. Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com> --- drivers/net/virtio/virtio_vdpa.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/drivers/net/virtio/virtio_vdpa.c b/drivers/net/virtio/virtio_vdpa.c index 07ff1e090..9e2af8313 100644 --- a/drivers/net/virtio/virtio_vdpa.c +++ b/drivers/net/virtio/virtio_vdpa.c @@ -173,8 +173,40 @@ virtio_vdpa_get_queue_num(int did, uint32_t *queue_num) return 0; } +static int +virtio_vdpa_get_features(int did, uint64_t *features) +{ + struct internal_list *list; + struct virtio_vdpa_device *dev; + + list = find_internal_resource_by_did(did); + if (list == NULL) { + DRV_LOG(ERR, "Invalid device id: %d", did); + return -1; + } + + dev = list->dev; + + *features = VTPCI_OPS(&dev->hw)->get_features(&dev->hw); + + if (!(*features & (1ULL << VIRTIO_F_IOMMU_PLATFORM))) { + DRV_LOG(ERR, "Device does not support IOMMU"); + return -1; + } + + if (*features & (1ULL << VIRTIO_NET_F_CTRL_VQ)) + dev->has_ctrl_vq = true; + else + dev->has_ctrl_vq = false; + + *features |= (1ULL << VHOST_USER_F_PROTOCOL_FEATURES); + + return 0; +} + static struct rte_vdpa_dev_ops virtio_vdpa_ops = { .get_queue_num = virtio_vdpa_get_queue_num, + .get_features = virtio_vdpa_get_features, }; static inline int -- 2.21.0
next prev parent reply index Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-08-29 7:59 [dpdk-stable] [PATCH 00/15] Introduce Virtio vDPA driver Maxime Coquelin 2019-08-29 7:59 ` [dpdk-stable] [PATCH 01/15] vhost: remove vhost kernel header inclusion Maxime Coquelin 2019-09-02 6:03 ` Tiwei Bie 2019-09-03 7:24 ` Maxime Coquelin 2019-08-29 7:59 ` [dpdk-stable] [PATCH 02/15] vhost: configure vDPA as soon as the device is ready Maxime Coquelin 2019-09-02 8:34 ` Ye Xiaolong 2019-09-02 9:02 ` Wang, Xiao W 2019-09-03 7:34 ` Maxime Coquelin 2019-09-03 10:58 ` Wang, Xiao W 2019-08-29 7:59 ` [dpdk-stable] [PATCH 03/15] net/virtio: move control path fonctions in virtqueue file Maxime Coquelin 2019-09-02 6:05 ` Tiwei Bie 2019-08-29 7:59 ` [dpdk-stable] [PATCH 04/15] net/virtio: add virtio PCI subsystem device ID declaration Maxime Coquelin 2019-09-02 6:14 ` Tiwei Bie 2019-09-03 7:25 ` Maxime Coquelin 2019-08-29 7:59 ` [dpdk-stable] [PATCH 05/15] net/virtio: save notify bar ID in virtio HW struct Maxime Coquelin 2019-09-02 6:17 ` Tiwei Bie 2019-08-29 7:59 ` [dpdk-stable] [PATCH 06/15] net/virtio: add skeleton for virtio vDPA driver Maxime Coquelin 2019-09-02 6:27 ` Tiwei Bie 2019-09-03 7:25 ` Maxime Coquelin 2019-08-29 7:59 ` [dpdk-stable] [PATCH 07/15] net/virtio: add vDPA ops to get number of queue Maxime Coquelin 2019-09-02 6:32 ` Tiwei Bie 2019-08-29 7:59 ` Maxime Coquelin [this message] 2019-09-02 6:43 ` [dpdk-stable] [PATCH 08/15] net/virtio: add virtio vDPA op to get features Tiwei Bie 2019-09-03 7:27 ` Maxime Coquelin 2019-08-29 7:59 ` [dpdk-stable] [PATCH 09/15] net/virtio: add virtio vDPA op to get protocol features Maxime Coquelin 2019-09-02 6:46 ` Tiwei Bie 2019-08-29 7:59 ` [dpdk-stable] [PATCH 10/15] net/virtio: add vDPA op to configure and start the device Maxime Coquelin 2019-09-03 5:30 ` Tiwei Bie 2019-09-03 7:40 ` Maxime Coquelin 2019-09-03 8:49 ` Tiwei Bie 2019-09-04 4:06 ` Jason Wang 2019-09-04 6:56 ` Maxime Coquelin 2019-09-05 2:57 ` Tiwei Bie 2019-08-29 7:59 ` [dpdk-stable] [PATCH 11/15] net/virtio: add vDPA op to stop and close " Maxime Coquelin 2019-09-02 7:07 ` Tiwei Bie 2019-09-03 7:30 ` Maxime Coquelin 2019-08-29 7:59 ` [dpdk-stable] [PATCH 12/15] net/virtio: add vDPA op to set features Maxime Coquelin 2019-08-29 7:59 ` [dpdk-stable] [PATCH 13/15] net/virtio: add vDPA ops to get VFIO FDs Maxime Coquelin 2019-09-03 4:47 ` Tiwei Bie 2019-08-29 7:59 ` [dpdk-stable] [PATCH 14/15] net/virtio: add vDPA op to get notification area Maxime Coquelin 2019-09-03 5:02 ` Tiwei Bie 2019-09-03 7:36 ` Maxime Coquelin 2019-09-03 8:40 ` Tiwei Bie 2019-08-29 8:00 ` [dpdk-stable] [PATCH 15/15] doc: add documentation for Virtio vDPA driver Maxime Coquelin 2019-09-09 11:55 ` [dpdk-stable] [dpdk-dev] [PATCH 00/15] Introduce " Shahaf Shuler 2019-09-10 7:46 ` Maxime Coquelin 2019-09-10 13:44 ` Shahaf Shuler 2019-09-10 13:56 ` Maxime Coquelin 2019-09-11 5:15 ` Shahaf Shuler 2019-09-11 7:15 ` Maxime Coquelin 2019-10-24 6:32 ` [dpdk-stable] " Maxime Coquelin
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