From a97f9c8fcc6ed16f956346368fde3b1198163f6c Mon Sep 17 00:00:00 2001 From: Zhu Lingshan Date: Sat, 3 Feb 2024 00:38:59 +0800 Subject: vp_vdpa: implement vdpa_config_ops.get_vq_size This commit implements vdpa_config_ops.get_vq_size in vp_vdpa, which reports per virtqueue size. Signed-off-by: Zhu Lingshan Message-Id: <20240202163905.8834-5-lingshan.zhu@intel.com> Signed-off-by: Michael S. Tsirkin --- drivers/vdpa/virtio_pci/vp_vdpa.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/vdpa') diff --git a/drivers/vdpa/virtio_pci/vp_vdpa.c b/drivers/vdpa/virtio_pci/vp_vdpa.c index 281287fae89f..df5f4a3bccb5 100644 --- a/drivers/vdpa/virtio_pci/vp_vdpa.c +++ b/drivers/vdpa/virtio_pci/vp_vdpa.c @@ -328,6 +328,13 @@ static void vp_vdpa_set_vq_num(struct vdpa_device *vdpa, u16 qid, vp_modern_set_queue_size(mdev, qid, num); } +static u16 vp_vdpa_get_vq_size(struct vdpa_device *vdpa, u16 qid) +{ + struct virtio_pci_modern_device *mdev = vdpa_to_mdev(vdpa); + + return vp_modern_get_queue_size(mdev, qid); +} + static int vp_vdpa_set_vq_address(struct vdpa_device *vdpa, u16 qid, u64 desc_area, u64 driver_area, u64 device_area) @@ -449,6 +456,7 @@ static const struct vdpa_config_ops vp_vdpa_ops = { .set_vq_ready = vp_vdpa_set_vq_ready, .get_vq_ready = vp_vdpa_get_vq_ready, .set_vq_num = vp_vdpa_set_vq_num, + .get_vq_size = vp_vdpa_get_vq_size, .set_vq_address = vp_vdpa_set_vq_address, .kick_vq = vp_vdpa_kick_vq, .get_generation = vp_vdpa_get_generation, -- cgit v1.2.3