From 03dd4cb26d967f9588437b0fc9cc0e8353322bb7 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Fri, 25 Mar 2016 03:53:42 -0300 Subject: Linux-libre 4.5-gnu --- drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c | 72 +++++++++++++++++++++-- 1 file changed, 68 insertions(+), 4 deletions(-) (limited to 'drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c') diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c index 67f33f185..f302ef907 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c @@ -19,6 +19,48 @@ #include "hns_dsaf_ppe.h" +void hns_ppe_set_tso_enable(struct hns_ppe_cb *ppe_cb, u32 value) +{ + dsaf_set_dev_bit(ppe_cb, PPEV2_CFG_TSO_EN_REG, 0, !!value); +} + +void hns_ppe_set_rss_key(struct hns_ppe_cb *ppe_cb, + const u32 rss_key[HNS_PPEV2_RSS_KEY_NUM]) +{ + int key_item = 0; + + for (key_item = 0; key_item < HNS_PPEV2_RSS_KEY_NUM; key_item++) + dsaf_write_dev(ppe_cb, PPEV2_RSS_KEY_REG + key_item * 0x4, + rss_key[key_item]); +} + +void hns_ppe_set_indir_table(struct hns_ppe_cb *ppe_cb, + const u32 rss_tab[HNS_PPEV2_RSS_IND_TBL_SIZE]) +{ + int i; + int reg_value; + + for (i = 0; i < (HNS_PPEV2_RSS_IND_TBL_SIZE / 4); i++) { + reg_value = dsaf_read_dev(ppe_cb, + PPEV2_INDRECTION_TBL_REG + i * 0x4); + + dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N0_M, + PPEV2_CFG_RSS_TBL_4N0_S, + rss_tab[i * 4 + 0] & 0x1F); + dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N1_M, + PPEV2_CFG_RSS_TBL_4N1_S, + rss_tab[i * 4 + 1] & 0x1F); + dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N2_M, + PPEV2_CFG_RSS_TBL_4N2_S, + rss_tab[i * 4 + 2] & 0x1F); + dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N3_M, + PPEV2_CFG_RSS_TBL_4N3_S, + rss_tab[i * 4 + 3] & 0x1F); + dsaf_write_dev( + ppe_cb, PPEV2_INDRECTION_TBL_REG + i * 0x4, reg_value); + } +} + static void __iomem *hns_ppe_common_get_ioaddr( struct ppe_common_cb *ppe_common) { @@ -134,6 +176,11 @@ static void hns_ppe_cnt_clr_ce(struct hns_ppe_cb *ppe_cb) PPE_CNT_CLR_CE_B, 1); } +static void hns_ppe_set_vlan_strip(struct hns_ppe_cb *ppe_cb, int en) +{ + dsaf_write_dev(ppe_cb, PPEV2_VLAN_STRIP_EN_REG, en); +} + /** * hns_ppe_checksum_hw - set ppe checksum caculate * @ppe_device: ppe device @@ -266,13 +313,17 @@ static void hns_ppe_exc_irq_en(struct hns_ppe_cb *ppe_cb, int en) /** * ppe_init_hw - init ppe - * @ppe_device: ppe device + * @ppe_cb: ppe device */ static void hns_ppe_init_hw(struct hns_ppe_cb *ppe_cb) { struct ppe_common_cb *ppe_common_cb = ppe_cb->ppe_common_cb; u32 port = ppe_cb->port; struct dsaf_device *dsaf_dev = ppe_common_cb->dsaf_dev; + int i; + + /* get default RSS key */ + netdev_rss_key_fill(ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE); hns_ppe_srst_by_port(dsaf_dev, port, 0); mdelay(10); @@ -285,8 +336,21 @@ static void hns_ppe_init_hw(struct hns_ppe_cb *ppe_cb) hns_ppe_set_port_mode(ppe_cb, PPE_MODE_GE); else hns_ppe_set_port_mode(ppe_cb, PPE_MODE_XGE); + hns_ppe_checksum_hw(ppe_cb, 0xffffffff); hns_ppe_cnt_clr_ce(ppe_cb); + + if (!AE_IS_VER1(dsaf_dev->dsaf_ver)) { + hns_ppe_set_vlan_strip(ppe_cb, 0); + + /* set default RSS key in h/w */ + hns_ppe_set_rss_key(ppe_cb, ppe_cb->rss_key); + + /* Set default indrection table in h/w */ + for (i = 0; i < HNS_PPEV2_RSS_IND_TBL_SIZE; i++) + ppe_cb->rss_indir_table[i] = i; + hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table); + } } /** @@ -341,13 +405,13 @@ void hns_ppe_reset_common(struct dsaf_device *dsaf_dev, u8 ppe_common_index) if (ret) return; + for (i = 0; i < ppe_common->ppe_num; i++) + hns_ppe_init_hw(&ppe_common->ppe_cb[i]); + ret = hns_rcb_common_init_hw(dsaf_dev->rcb_common[ppe_common_index]); if (ret) return; - for (i = 0; i < ppe_common->ppe_num; i++) - hns_ppe_init_hw(&ppe_common->ppe_cb[i]); - hns_rcb_common_init_commit_hw(dsaf_dev->rcb_common[ppe_common_index]); } -- cgit v1.2.3-54-g00ecf