From d6d489694fda7aff86c8fd572744d0dbbca3f64e Mon Sep 17 00:00:00 2001 From: Iyappan Subramanian Date: Thu, 1 Dec 2016 16:41:38 -0800 Subject: [PATCH] drivers: net: xgene: Configure classifier with pagepool This patch configures classifier with the pagepool information. Signed-off-by: Iyappan Subramanian Signed-off-by: Quan Nguyen Signed-off-by: David S. Miller --- drivers/net/ethernet/apm/xgene/xgene_enet_cle.c | 16 ++++++++++++++-- drivers/net/ethernet/apm/xgene/xgene_enet_cle.h | 2 ++ drivers/net/ethernet/apm/xgene/xgene_enet_hw.c | 7 +++++-- drivers/net/ethernet/apm/xgene/xgene_enet_hw.h | 6 ++++-- drivers/net/ethernet/apm/xgene/xgene_enet_main.c | 11 +++++++++-- drivers/net/ethernet/apm/xgene/xgene_enet_main.h | 3 ++- .../net/ethernet/apm/xgene/xgene_enet_sgmac.c | 9 ++++++--- .../net/ethernet/apm/xgene/xgene_enet_xgmac.c | 7 +++++-- 8 files changed, 47 insertions(+), 14 deletions(-) diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.c b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.c index 7aac0fbafd47..caa55bd67825 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.c @@ -52,6 +52,7 @@ static void xgene_cle_dbptr_to_hw(struct xgene_enet_pdata *pdata, { buf[0] = SET_VAL(CLE_DROP, dbptr->drop); buf[4] = SET_VAL(CLE_FPSEL, dbptr->fpsel) | + SET_VAL(CLE_NFPSEL, dbptr->nxtfpsel) | SET_VAL(CLE_DSTQIDL, dbptr->dstqid); buf[5] = SET_VAL(CLE_DSTQIDH, (u32)dbptr->dstqid >> CLE_DSTQIDL_LEN) | @@ -349,8 +350,12 @@ static int xgene_cle_set_rss_idt(struct xgene_enet_pdata *pdata) fpsel = xgene_enet_get_fpsel(pool_id); dstqid = xgene_enet_dst_ring_num(pdata->rx_ring[idx]); nfpsel = 0; - idt_reg = 0; + if (pdata->rx_ring[idx]->page_pool) { + pool_id = pdata->rx_ring[idx]->page_pool->id; + nfpsel = xgene_enet_get_fpsel(pool_id); + } + idt_reg = 0; xgene_cle_idt_to_hw(pdata, dstqid, fpsel, nfpsel, &idt_reg); ret = xgene_cle_dram_wr(&pdata->cle, &idt_reg, 1, i, RSS_IDT, CLE_CMD_WR); @@ -400,9 +405,9 @@ static int xgene_cle_setup_rss(struct xgene_enet_pdata *pdata) static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata) { struct xgene_enet_cle *enet_cle = &pdata->cle; + u32 def_qid, def_fpsel, def_nxtfpsel, pool_id; struct xgene_cle_dbptr dbptr[DB_MAX_PTRS]; struct xgene_cle_ptree_branch *br; - u32 def_qid, def_fpsel, pool_id; struct xgene_cle_ptree *ptree; struct xgene_cle_ptree_kn kn; int ret; @@ -707,13 +712,20 @@ static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata) def_qid = xgene_enet_dst_ring_num(pdata->rx_ring[0]); pool_id = pdata->rx_ring[0]->buf_pool->id; def_fpsel = xgene_enet_get_fpsel(pool_id); + def_nxtfpsel = 0; + if (pdata->rx_ring[0]->page_pool) { + pool_id = pdata->rx_ring[0]->page_pool->id; + def_nxtfpsel = xgene_enet_get_fpsel(pool_id); + } memset(dbptr, 0, sizeof(struct xgene_cle_dbptr) * DB_MAX_PTRS); dbptr[DB_RES_ACCEPT].fpsel = def_fpsel; + dbptr[DB_RES_ACCEPT].nxtfpsel = def_nxtfpsel; dbptr[DB_RES_ACCEPT].dstqid = def_qid; dbptr[DB_RES_ACCEPT].cle_priority = 1; dbptr[DB_RES_DEF].fpsel = def_fpsel; + dbptr[DB_RES_DEF].nxtfpsel = def_nxtfpsel; dbptr[DB_RES_DEF].dstqid = def_qid; dbptr[DB_RES_DEF].cle_priority = 7; xgene_cle_setup_def_dbptr(pdata, enet_cle, &dbptr[DB_RES_DEF], diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h index 9ac9f8e145ec..903be0c25ff6 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_cle.h @@ -91,6 +91,8 @@ #define CLE_DSTQIDH_LEN 5 #define CLE_FPSEL_POS 21 #define CLE_FPSEL_LEN 4 +#define CLE_NFPSEL_POS 17 +#define CLE_NFPSEL_LEN 4 #define CLE_PRIORITY_POS 5 #define CLE_PRIORITY_LEN 3 diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c index 10070745ebf0..c395df3daf2b 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c @@ -550,12 +550,14 @@ static void xgene_enet_config_ring_if_assoc(struct xgene_enet_pdata *pdata) } static void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, - u32 dst_ring_num, u16 bufpool_id) + u32 dst_ring_num, u16 bufpool_id, + u16 nxtbufpool_id) { u32 cb; - u32 fpsel; + u32 fpsel, nxtfpsel; fpsel = xgene_enet_get_fpsel(bufpool_id); + nxtfpsel = xgene_enet_get_fpsel(nxtbufpool_id); xgene_enet_rd_csr(pdata, CLE_BYPASS_REG0_0_ADDR, &cb); cb |= CFG_CLE_BYPASS_EN0; @@ -565,6 +567,7 @@ static void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, xgene_enet_rd_csr(pdata, CLE_BYPASS_REG1_0_ADDR, &cb); CFG_CLE_DSTQID0_SET(&cb, dst_ring_num); CFG_CLE_FPSEL0_SET(&cb, fpsel); + CFG_CLE_NXTFPSEL0_SET(&cb, nxtfpsel); xgene_enet_wr_csr(pdata, CLE_BYPASS_REG1_0_ADDR, cb); } diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h index e73cbb18cad1..bd6cb6c43390 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h @@ -165,10 +165,12 @@ enum xgene_enet_rm { #define CFG_CLE_IP_PROTOCOL0_SET(dst, val) xgene_set_bits(dst, val, 16, 2) #define CFG_CLE_DSTQID0_SET(dst, val) xgene_set_bits(dst, val, 0, 12) #define CFG_CLE_FPSEL0_SET(dst, val) xgene_set_bits(dst, val, 16, 4) +#define CFG_CLE_NXTFPSEL0_SET(dst, val) xgene_set_bits(dst, val, 20, 4) #define CFG_MACMODE_SET(dst, val) xgene_set_bits(dst, val, 18, 2) #define CFG_WAITASYNCRD_SET(dst, val) xgene_set_bits(dst, val, 0, 16) -#define CFG_CLE_DSTQID0(val) (val & GENMASK(11, 0)) -#define CFG_CLE_FPSEL0(val) ((val << 16) & GENMASK(19, 16)) +#define CFG_CLE_DSTQID0(val) ((val) & GENMASK(11, 0)) +#define CFG_CLE_FPSEL0(val) (((val) << 16) & GENMASK(19, 16)) +#define CFG_CLE_NXTFPSEL0(val) (((val) << 20) & GENMASK(23, 20)) #define ICM_CONFIG0_REG_0_ADDR 0x0400 #define ICM_CONFIG2_REG_0_ADDR 0x0410 #define RX_DV_GATE_REG_0_ADDR 0x05fc diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index 1352b5245fcc..c89acf575d65 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -1518,9 +1518,10 @@ static int xgene_enet_get_resources(struct xgene_enet_pdata *pdata) static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata) { struct xgene_enet_cle *enet_cle = &pdata->cle; + struct xgene_enet_desc_ring *page_pool; struct net_device *ndev = pdata->ndev; struct xgene_enet_desc_ring *buf_pool; - u16 dst_ring_num; + u16 dst_ring_num, ring_id; int i, ret; ret = pdata->port_ops->reset(pdata); @@ -1558,8 +1559,14 @@ static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata) netdev_err(ndev, "Preclass Tree init error\n"); goto err; } + } else { - pdata->port_ops->cle_bypass(pdata, dst_ring_num, buf_pool->id); + dst_ring_num = xgene_enet_dst_ring_num(pdata->rx_ring[0]); + buf_pool = pdata->rx_ring[0]->buf_pool; + page_pool = pdata->rx_ring[0]->page_pool; + ring_id = (page_pool) ? page_pool->id : 0; + pdata->port_ops->cle_bypass(pdata, dst_ring_num, + buf_pool->id, ring_id); } pdata->phy_speed = SPEED_UNKNOWN; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.h b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h index 011965b54d1f..1fe3942feeb3 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h @@ -115,6 +115,7 @@ struct xgene_enet_desc_ring { enum xgene_enet_ring_cfgsize cfgsize; struct xgene_enet_desc_ring *cp_ring; struct xgene_enet_desc_ring *buf_pool; + struct xgene_enet_desc_ring *page_pool; struct napi_struct napi; union { void *desc_addr; @@ -152,7 +153,7 @@ struct xgene_port_ops { void (*clear)(struct xgene_enet_pdata *pdata, struct xgene_enet_desc_ring *ring); void (*cle_bypass)(struct xgene_enet_pdata *pdata, - u32 dst_ring_num, u16 bufpool_id); + u32 dst_ring_num, u16 bufpool_id, u16 nxtbufpool_id); void (*shutdown)(struct xgene_enet_pdata *pdata); }; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c index 8e4209c684e7..82b7a5e14b50 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c @@ -484,11 +484,12 @@ static int xgene_enet_reset(struct xgene_enet_pdata *p) } static void xgene_enet_cle_bypass(struct xgene_enet_pdata *p, - u32 dst_ring_num, u16 bufpool_id) + u32 dst_ring_num, u16 bufpool_id, + u16 nxtbufpool_id) { - u32 data, fpsel; u32 cle_bypass_reg0, cle_bypass_reg1; u32 offset = p->port_id * MAC_OFFSET; + u32 data, fpsel, nxtfpsel; if (p->enet_id == XGENE_ENET1) { cle_bypass_reg0 = CLE_BYPASS_REG0_0_ADDR; @@ -502,7 +503,9 @@ static void xgene_enet_cle_bypass(struct xgene_enet_pdata *p, xgene_enet_wr_csr(p, cle_bypass_reg0 + offset, data); fpsel = xgene_enet_get_fpsel(bufpool_id); - data = CFG_CLE_DSTQID0(dst_ring_num) | CFG_CLE_FPSEL0(fpsel); + nxtfpsel = xgene_enet_get_fpsel(nxtbufpool_id); + data = CFG_CLE_DSTQID0(dst_ring_num) | CFG_CLE_FPSEL0(fpsel) | + CFG_CLE_NXTFPSEL0(nxtfpsel); xgene_enet_wr_csr(p, cle_bypass_reg1 + offset, data); } diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c index f97e599b6d77..e4adba6ff484 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c @@ -350,9 +350,10 @@ static int xgene_enet_reset(struct xgene_enet_pdata *pdata) } static void xgene_enet_xgcle_bypass(struct xgene_enet_pdata *pdata, - u32 dst_ring_num, u16 bufpool_id) + u32 dst_ring_num, u16 bufpool_id, + u16 nxtbufpool_id) { - u32 cb, fpsel; + u32 cb, fpsel, nxtfpsel; xgene_enet_rd_csr(pdata, XCLE_BYPASS_REG0_ADDR, &cb); cb |= CFG_CLE_BYPASS_EN0; @@ -360,9 +361,11 @@ static void xgene_enet_xgcle_bypass(struct xgene_enet_pdata *pdata, xgene_enet_wr_csr(pdata, XCLE_BYPASS_REG0_ADDR, cb); fpsel = xgene_enet_get_fpsel(bufpool_id); + nxtfpsel = xgene_enet_get_fpsel(nxtbufpool_id); xgene_enet_rd_csr(pdata, XCLE_BYPASS_REG1_ADDR, &cb); CFG_CLE_DSTQID0_SET(&cb, dst_ring_num); CFG_CLE_FPSEL0_SET(&cb, fpsel); + CFG_CLE_NXTFPSEL0_SET(&cb, nxtfpsel); xgene_enet_wr_csr(pdata, XCLE_BYPASS_REG1_ADDR, cb); } -- 2.20.1