Messages in this thread Patch in this message | | | From | Jason Wang <> | Subject | [PATCH V3 3/4] vdpa_sim: support vendor statistics | Date | Fri, 23 Dec 2022 13:55:47 +0800 |
| |
This patch adds a new config ops callback to allow individual simulator to implement the vendor stats callback.
Acked-by: Eugenio Pérez <eperezma@redhat.com> Signed-off-by: Jason Wang <jasowang@redhat.com> --- drivers/vdpa/vdpa_sim/vdpa_sim.c | 14 ++++++++++++++ drivers/vdpa/vdpa_sim/vdpa_sim.h | 3 +++ 2 files changed, 17 insertions(+)
diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c index 341da107e7da..45d3f84b7937 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c @@ -424,6 +424,18 @@ static int vdpasim_get_vq_state(struct vdpa_device *vdpa, u16 idx, return 0; } +static int vdpasim_get_vq_stats(struct vdpa_device *vdpa, u16 idx, + struct sk_buff *msg, + struct netlink_ext_ack *extack) +{ + struct vdpasim *vdpasim = vdpa_to_sim(vdpa); + + if (vdpasim->dev_attr.get_stats) + return vdpasim->dev_attr.get_stats(vdpasim, idx, + msg, extack); + return -EOPNOTSUPP; +} + static u32 vdpasim_get_vq_align(struct vdpa_device *vdpa) { return VDPASIM_QUEUE_ALIGN; @@ -710,6 +722,7 @@ static const struct vdpa_config_ops vdpasim_config_ops = { .set_vq_ready = vdpasim_set_vq_ready, .get_vq_ready = vdpasim_get_vq_ready, .set_vq_state = vdpasim_set_vq_state, + .get_vendor_vq_stats = vdpasim_get_vq_stats, .get_vq_state = vdpasim_get_vq_state, .get_vq_align = vdpasim_get_vq_align, .get_vq_group = vdpasim_get_vq_group, @@ -743,6 +756,7 @@ static const struct vdpa_config_ops vdpasim_batch_config_ops = { .set_vq_ready = vdpasim_set_vq_ready, .get_vq_ready = vdpasim_get_vq_ready, .set_vq_state = vdpasim_set_vq_state, + .get_vendor_vq_stats = vdpasim_get_vq_stats, .get_vq_state = vdpasim_get_vq_state, .get_vq_align = vdpasim_get_vq_align, .get_vq_group = vdpasim_get_vq_group, diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.h b/drivers/vdpa/vdpa_sim/vdpa_sim.h index 51c070a543f1..d2a08c0abad7 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.h +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.h @@ -48,6 +48,9 @@ struct vdpasim_dev_attr { work_func_t work_fn; void (*get_config)(struct vdpasim *vdpasim, void *config); void (*set_config)(struct vdpasim *vdpasim, const void *config); + int (*get_stats)(struct vdpasim *vdpasim, u16 idx, + struct sk_buff *msg, + struct netlink_ext_ack *extack); }; /* State of each vdpasim device */ -- 2.25.1
| |