diff options
| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2018-01-10 12:26:04 +0000 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-01-10 13:49:36 +0100 |
| commit | af93d15ac6c40d097b08c18a65a0414f94110401 (patch) | |
| tree | 6f5a407b11ecf323222c6b808717eeb5ef9fb488 /drivers/net/ethernet/netronome/nfp/bpf/offload.c | |
| parent | e84797fe159c8f849edd96ab72cc21eb890656fe (diff) | |
| download | talos-op-linux-af93d15ac6c40d097b08c18a65a0414f94110401.tar.gz talos-op-linux-af93d15ac6c40d097b08c18a65a0414f94110401.zip | |
nfp: hand over to BPF offload app at coarser granularity
Instead of having an app callback per message type hand off
all offload-related handling to apps with one "rest of ndo_bpf"
callback.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/bpf/offload.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/bpf/offload.c | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/offload.c b/drivers/net/ethernet/netronome/nfp/bpf/offload.c index f63560550753..320b2250d29a 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/offload.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/offload.c @@ -87,8 +87,9 @@ static void nfp_prog_free(struct nfp_prog *nfp_prog) kfree(nfp_prog); } -int nfp_bpf_verifier_prep(struct nfp_app *app, struct nfp_net *nn, - struct netdev_bpf *bpf) +static int +nfp_bpf_verifier_prep(struct nfp_app *app, struct nfp_net *nn, + struct netdev_bpf *bpf) { struct bpf_prog *prog = bpf->verifier.prog; struct nfp_prog *nfp_prog; @@ -118,8 +119,7 @@ err_free: return ret; } -int nfp_bpf_translate(struct nfp_app *app, struct nfp_net *nn, - struct bpf_prog *prog) +static int nfp_bpf_translate(struct nfp_net *nn, struct bpf_prog *prog) { struct nfp_prog *nfp_prog = prog->aux->offload->dev_priv; unsigned int stack_size; @@ -143,8 +143,7 @@ int nfp_bpf_translate(struct nfp_app *app, struct nfp_net *nn, return nfp_bpf_jit(nfp_prog); } -int nfp_bpf_destroy(struct nfp_app *app, struct nfp_net *nn, - struct bpf_prog *prog) +static int nfp_bpf_destroy(struct nfp_net *nn, struct bpf_prog *prog) { struct nfp_prog *nfp_prog = prog->aux->offload->dev_priv; @@ -154,6 +153,20 @@ int nfp_bpf_destroy(struct nfp_app *app, struct nfp_net *nn, return 0; } +int nfp_ndo_bpf(struct nfp_app *app, struct nfp_net *nn, struct netdev_bpf *bpf) +{ + switch (bpf->command) { + case BPF_OFFLOAD_VERIFIER_PREP: + return nfp_bpf_verifier_prep(app, nn, bpf); + case BPF_OFFLOAD_TRANSLATE: + return nfp_bpf_translate(nn, bpf->offload.prog); + case BPF_OFFLOAD_DESTROY: + return nfp_bpf_destroy(nn, bpf->offload.prog); + default: + return -EINVAL; + } +} + static int nfp_net_bpf_load(struct nfp_net *nn, struct bpf_prog *prog) { struct nfp_prog *nfp_prog = prog->aux->offload->dev_priv; |
