The RX classifier can now be configured by user using ethtool -N. So drop cpsw_ale_classifier_setup_default(). The default behaviour is that all RX traffic is routed to channel 0. Signed-off-by: Roger Quadros --- drivers/net/ethernet/ti/am65-cpsw-nuss.c | 3 -- drivers/net/ethernet/ti/cpsw_ale.c | 52 -------------------------------- drivers/net/ethernet/ti/cpsw_ale.h | 1 - 3 files changed, 56 deletions(-) diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c index 1466cf5706c911ede9e03d53f58af83c24a66544..366b70fc79726fa7ca26e6d3abafac3468fdfdf8 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c @@ -2494,9 +2494,6 @@ static int am65_cpsw_nuss_init_rx_chns(struct am65_cpsw_common *common) } } - /* setup classifier to route priorities to flows */ - cpsw_ale_classifier_setup_default(common->ale, common->rx_ch_num_flows); - return 0; err_request_irq: diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c index 9492d0cf06bbbe227899e9a235f2fe52da3acad6..141523f34d9a9441d47248d24cbd8f3cf0a97bf2 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.c +++ b/drivers/net/ethernet/ti/cpsw_ale.c @@ -1695,58 +1695,6 @@ void cpsw_ale_policer_reset(struct cpsw_ale *ale) cpsw_ale_policer_reset_entry(ale, i); } -/* Default classifier is to map 8 user priorities to N receive channels */ -void cpsw_ale_classifier_setup_default(struct cpsw_ale *ale, int num_rx_ch) -{ - int pri, idx; - - /* Reference: - * IEEE802.1Q-2014, Standard for Local and metropolitan area networks - * Table I-2 - Traffic type acronyms - * Table I-3 - Defining traffic types - * Section I.4 Traffic types and priority values, states: - * "0 is thus used both for default priority and for Best Effort, and - * Background is associated with a priority value of 1. This means - * that the value 1 effectively communicates a lower priority than 0." - * - * In the table below, Priority Code Point (PCP) 0 is assigned - * to a higher priority thread than PCP 1 wherever possible. - * The table maps which thread the PCP traffic needs to be - * sent to for a given number of threads (RX channels). Upper threads - * have higher priority. - * e.g. if number of threads is 8 then user priority 0 will map to - * pri_thread_map[8-1][0] i.e. thread 1 - */ - - int pri_thread_map[8][8] = { /* BK,BE,EE,CA,VI,VO,IC,NC */ - { 0, 0, 0, 0, 0, 0, 0, 0, }, - { 0, 0, 0, 0, 1, 1, 1, 1, }, - { 0, 0, 0, 0, 1, 1, 2, 2, }, - { 0, 0, 1, 1, 2, 2, 3, 3, }, - { 0, 0, 1, 1, 2, 2, 3, 4, }, - { 1, 0, 2, 2, 3, 3, 4, 5, }, - { 1, 0, 2, 3, 4, 4, 5, 6, }, - { 1, 0, 2, 3, 4, 5, 6, 7 } }; - - cpsw_ale_policer_reset(ale); - - /* use first 8 classifiers to map 8 (DSCP/PCP) priorities to channels */ - for (pri = 0; pri < 8; pri++) { - idx = pri; - - /* Classifier 'idx' match on priority 'pri' */ - cpsw_ale_policer_read_idx(ale, idx); - regmap_field_write(ale->fields[POL_PRI_VAL], pri); - regmap_field_write(ale->fields[POL_PRI_MEN], 1); - cpsw_ale_policer_write_idx(ale, idx); - - /* Map Classifier 'idx' to thread provided by the map */ - cpsw_ale_policer_thread_idx_enable(ale, idx, - pri_thread_map[num_rx_ch - 1][pri], - 1); - } -} - #define HOST_PORT_NUM 0 /* Clear Policer and associated ALE table entries */ diff --git a/drivers/net/ethernet/ti/cpsw_ale.h b/drivers/net/ethernet/ti/cpsw_ale.h index dbc095397389d36df54a29d46e905f7eeb790e87..5c96147309988a675c3ec6d1361250f927695641 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.h +++ b/drivers/net/ethernet/ti/cpsw_ale.h @@ -223,7 +223,6 @@ int cpsw_ale_vlan_add_modify(struct cpsw_ale *ale, u16 vid, int port_mask, int cpsw_ale_vlan_del_modify(struct cpsw_ale *ale, u16 vid, int port_mask); void cpsw_ale_set_unreg_mcast(struct cpsw_ale *ale, int unreg_mcast_mask, bool add); -void cpsw_ale_classifier_setup_default(struct cpsw_ale *ale, int num_rx_ch); void cpsw_ale_policer_reset(struct cpsw_ale *ale); int cpsw_ale_policer_set_entry(struct cpsw_ale *ale, u32 policer_idx, struct cpsw_ale_policer_cfg *cfg); -- 2.34.1