diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0051-sdk_dpaa-ceetm-use-the-tcf-block-infrastructure.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0051-sdk_dpaa-ceetm-use-the-tcf-block-infrastructure.patch | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0051-sdk_dpaa-ceetm-use-the-tcf-block-infrastructure.patch b/target/linux/layerscape/patches-5.4/701-net-0051-sdk_dpaa-ceetm-use-the-tcf-block-infrastructure.patch new file mode 100644 index 0000000000..0e3d0166bf --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0051-sdk_dpaa-ceetm-use-the-tcf-block-infrastructure.patch @@ -0,0 +1,126 @@ +From ae72322610af7eb13fc9a67567fdac610d3d3d3d Mon Sep 17 00:00:00 2001 +From: Camelia Groza <camelia.groza@nxp.com> +Date: Wed, 17 Jan 2018 16:44:19 +0200 +Subject: [PATCH] sdk_dpaa: ceetm: use the tcf block infrastructure + +Signed-off-by: Camelia Groza <camelia.groza@nxp.com> +--- + .../ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.c | 31 +++++++++++++++------- + .../ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.h | 2 ++ + 2 files changed, 24 insertions(+), 9 deletions(-) + +--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.c ++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.c +@@ -423,7 +423,7 @@ static void ceetm_cls_destroy(struct Qdi + free_percpu(cl->wbfs.cstats); + } + +- tcf_destroy_chain(&cl->filter_list); ++ tcf_block_put(cl->block); + kfree(cl); + } + +@@ -440,11 +440,13 @@ static void ceetm_destroy(struct Qdisc * + __func__, sch->handle); + + /* All filters need to be removed before destroying the classes */ +- tcf_destroy_chain(&priv->filter_list); ++ tcf_block_put(priv->block); + + for (i = 0; i < priv->clhash.hashsize; i++) { +- hlist_for_each_entry(cl, &priv->clhash.hash[i], common.hnode) +- tcf_destroy_chain(&cl->filter_list); ++ hlist_for_each_entry(cl, &priv->clhash.hash[i], common.hnode) { ++ tcf_block_put(cl->block); ++ cl->block = NULL; ++ } + } + + for (i = 0; i < priv->clhash.hashsize; i++) { +@@ -594,7 +596,7 @@ static int ceetm_init_root(struct Qdisc + /* Validate inputs */ + if (sch->parent != TC_H_ROOT) { + pr_err("CEETM: a root ceetm qdisc can not be attached to a class\n"); +- tcf_destroy_chain(&priv->filter_list); ++ tcf_block_put(priv->block); + qdisc_class_hash_destroy(&priv->clhash); + return -EINVAL; + } +@@ -1053,6 +1055,10 @@ static int ceetm_init(struct Qdisc *sch, + return -EINVAL; + } + ++ ret = tcf_block_get(&priv->block, &priv->filter_list); ++ if (ret) ++ return ret; ++ + ret = nla_parse_nested(tb, TCA_CEETM_QOPS, opt, ceetm_policy, NULL); + if (ret < 0) { + pr_err(KBUILD_BASENAME " : %s : tc error\n", __func__); +@@ -1521,6 +1527,12 @@ static int ceetm_cls_change(struct Qdisc + if (!cl) + return -ENOMEM; + ++ err = tcf_block_get(&cl->block, &cl->filter_list); ++ if (err) { ++ kfree(cl); ++ return err; ++ } ++ + cl->type = copt->type; + cl->shaped = copt->shaped; + cl->root.rate = copt->rate; +@@ -1585,6 +1597,7 @@ channel_err: + pr_err(KBUILD_BASENAME " : %s : failed to release the channel %d\n", + __func__, channel->idx); + claim_err: ++ tcf_block_put(cl->block); + kfree(cl); + return err; + } +@@ -1779,15 +1792,15 @@ static int ceetm_cls_dump_stats(struct Q + return gnet_stats_copy_app(d, &xstats, sizeof(xstats)); + } + +-static struct tcf_proto **ceetm_tcf_chain(struct Qdisc *sch, unsigned long arg) ++static struct tcf_block *ceetm_tcf_block(struct Qdisc *sch, unsigned long arg) + { + struct ceetm_qdisc *priv = qdisc_priv(sch); + struct ceetm_class *cl = (struct ceetm_class *)arg; +- struct tcf_proto **fl = cl ? &cl->filter_list : &priv->filter_list; ++ struct tcf_block *block = cl ? cl->block : priv->block; + + pr_debug(KBUILD_BASENAME " : %s : class %X under qdisc %X\n", __func__, + cl ? cl->common.classid : 0, sch->handle); +- return fl; ++ return block; + } + + static unsigned long ceetm_tcf_bind(struct Qdisc *sch, unsigned long parent, +@@ -1816,7 +1829,7 @@ const struct Qdisc_class_ops ceetm_cls_o + .change = ceetm_cls_change, + .delete = ceetm_cls_delete, + .walk = ceetm_cls_walk, +- .tcf_chain = ceetm_tcf_chain, ++ .tcf_block = ceetm_tcf_block, + .bind_tcf = ceetm_tcf_bind, + .unbind_tcf = ceetm_tcf_unbind, + .dump = ceetm_cls_dump, +--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.h ++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_ceetm.h +@@ -141,6 +141,7 @@ struct ceetm_qdisc { + }; + struct Qdisc_class_hash clhash; + struct tcf_proto *filter_list; /* qdisc attached filters */ ++ struct tcf_block *block; + }; + + /* CEETM Qdisc configuration parameters */ +@@ -192,6 +193,7 @@ struct ceetm_class { + struct Qdisc_class_common common; + int refcnt; /* usage count of this class */ + struct tcf_proto *filter_list; /* class attached filters */ ++ struct tcf_block *block; + struct Qdisc *parent; + bool shaped; + int type; /* ROOT/PRIO/WBFS */ |