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path: root/drivers/net/ethernet/netronome/nfp/bpf
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Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/bpf')
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/main.c23
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/main.h4
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/offload.c10
3 files changed, 29 insertions, 8 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.c b/drivers/net/ethernet/netronome/nfp/bpf/main.c
index b95b94d008cf..458f49235d06 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/main.c
+++ b/drivers/net/ethernet/netronome/nfp/bpf/main.c
@@ -404,6 +404,20 @@ err_release_free:
return -EINVAL;
}
+static int nfp_bpf_ndo_init(struct nfp_app *app, struct net_device *netdev)
+{
+ struct nfp_app_bpf *bpf = app->priv;
+
+ return bpf_offload_dev_netdev_register(bpf->bpf_dev, netdev);
+}
+
+static void nfp_bpf_ndo_uninit(struct nfp_app *app, struct net_device *netdev)
+{
+ struct nfp_app_bpf *bpf = app->priv;
+
+ bpf_offload_dev_netdev_unregister(bpf->bpf_dev, netdev);
+}
+
static int nfp_bpf_init(struct nfp_app *app)
{
struct nfp_app_bpf *bpf;
@@ -427,6 +441,11 @@ static int nfp_bpf_init(struct nfp_app *app)
if (err)
goto err_free_neutral_maps;
+ bpf->bpf_dev = bpf_offload_dev_create();
+ err = PTR_ERR_OR_ZERO(bpf->bpf_dev);
+ if (err)
+ goto err_free_neutral_maps;
+
return 0;
err_free_neutral_maps:
@@ -445,6 +464,7 @@ static void nfp_bpf_clean(struct nfp_app *app)
{
struct nfp_app_bpf *bpf = app->priv;
+ bpf_offload_dev_destroy(bpf->bpf_dev);
WARN_ON(!skb_queue_empty(&bpf->cmsg_replies));
WARN_ON(!list_empty(&bpf->map_list));
WARN_ON(bpf->maps_in_use || bpf->map_elems_in_use);
@@ -466,6 +486,9 @@ const struct nfp_app_type app_bpf = {
.extra_cap = nfp_bpf_extra_cap,
+ .ndo_init = nfp_bpf_ndo_init,
+ .ndo_uninit = nfp_bpf_ndo_uninit,
+
.vnic_alloc = nfp_bpf_vnic_alloc,
.vnic_free = nfp_bpf_vnic_free,
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.h b/drivers/net/ethernet/netronome/nfp/bpf/main.h
index 9845c1a2d4c2..bec935468f90 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/main.h
+++ b/drivers/net/ethernet/netronome/nfp/bpf/main.h
@@ -110,6 +110,8 @@ enum pkt_vec {
* struct nfp_app_bpf - bpf app priv structure
* @app: backpointer to the app
*
+ * @bpf_dev: BPF offload device handle
+ *
* @tag_allocator: bitmap of control message tags in use
* @tag_alloc_next: next tag bit to allocate
* @tag_alloc_last: next tag bit to be freed
@@ -150,6 +152,8 @@ enum pkt_vec {
struct nfp_app_bpf {
struct nfp_app *app;
+ struct bpf_offload_dev *bpf_dev;
+
DECLARE_BITMAP(tag_allocator, U16_MAX + 1);
u16 tag_alloc_next;
u16 tag_alloc_last;
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/offload.c b/drivers/net/ethernet/netronome/nfp/bpf/offload.c
index 78f44c4d95b4..49b03f7dbf46 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/offload.c
+++ b/drivers/net/ethernet/netronome/nfp/bpf/offload.c
@@ -566,14 +566,8 @@ int nfp_net_bpf_offload(struct nfp_net *nn, struct bpf_prog *prog,
{
int err;
- if (prog) {
- struct bpf_prog_offload *offload = prog->aux->offload;
-
- if (!offload)
- return -EINVAL;
- if (offload->netdev != nn->dp.netdev)
- return -EINVAL;
- }
+ if (prog && !bpf_offload_dev_match(prog, nn->dp.netdev))
+ return -EINVAL;
if (prog && old_prog) {
u8 cap;