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[173.48.102.189]) by smtp.gmail.com with ESMTPSA id r68-20020ae9dd47000000b0069fc13ce201sm592555qkf.50.2022.05.05.08.38.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 08:38:00 -0700 (PDT) From: Ed Czeck To: dev@dpdk.org Cc: Ed Czeck , Shepard Siegel , John Miller Subject: [PATCH v1 5/5] net/ark: add PMD support for devices as virtual functions Date: Thu, 5 May 2022 11:37:28 -0400 Message-Id: <20220505153728.22636-5-ed.czeck@atomicrules.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220505153728.22636-1-ed.czeck@atomicrules.com> References: <20220502212232.1283-1-ed.czeck@atomicrules.com> <20220505153728.22636-1-ed.czeck@atomicrules.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Add capabilities field isvf to dev struct Disable configuration calls as required by vf Signed-off-by: Ed Czeck --- drivers/net/ark/ark_ethdev.c | 79 ++++++++++++++++++++---------------- drivers/net/ark/ark_global.h | 1 + 2 files changed, 45 insertions(+), 35 deletions(-) diff --git a/drivers/net/ark/ark_ethdev.c b/drivers/net/ark/ark_ethdev.c index 7cf896f6f1..fde94ee431 100644 --- a/drivers/net/ark/ark_ethdev.c +++ b/drivers/net/ark/ark_ethdev.c @@ -113,28 +113,29 @@ static const struct rte_pci_id pci_id_ark_map[] = { */ struct ark_caps { bool rqpacing; + bool isvf; }; struct ark_dev_caps { uint32_t device_id; struct ark_caps caps; }; -#define SET_DEV_CAPS(id, rqp) \ - {id, {.rqpacing = rqp} } +#define SET_DEV_CAPS(id, rqp, vf) \ + {id, {.rqpacing = rqp, .isvf = vf} } static const struct ark_dev_caps ark_device_caps[] = { - SET_DEV_CAPS(0x100d, true), - SET_DEV_CAPS(0x100e, true), - SET_DEV_CAPS(0x100f, true), - SET_DEV_CAPS(0x1010, false), - SET_DEV_CAPS(0x1017, true), - SET_DEV_CAPS(0x1018, true), - SET_DEV_CAPS(0x1019, true), - SET_DEV_CAPS(0x101a, true), - SET_DEV_CAPS(0x101b, true), - SET_DEV_CAPS(0x101c, false), - SET_DEV_CAPS(0x101e, false), - SET_DEV_CAPS(0x101f, false), + SET_DEV_CAPS(0x100d, true, false), + SET_DEV_CAPS(0x100e, true, false), + SET_DEV_CAPS(0x100f, true, false), + SET_DEV_CAPS(0x1010, false, false), + SET_DEV_CAPS(0x1017, true, false), + SET_DEV_CAPS(0x1018, true, false), + SET_DEV_CAPS(0x1019, true, false), + SET_DEV_CAPS(0x101a, true, false), + SET_DEV_CAPS(0x101b, true, false), + SET_DEV_CAPS(0x101c, false, true), + SET_DEV_CAPS(0x101e, false, false), + SET_DEV_CAPS(0x101f, false, false), {.device_id = 0,} }; @@ -317,6 +318,7 @@ eth_ark_dev_init(struct rte_eth_dev *dev) while (ark_device_caps[p].device_id != 0) { if (pci_dev->id.device_id == ark_device_caps[p].device_id) { rqpacing = ark_device_caps[p].caps.rqpacing; + ark->isvf = ark_device_caps[p].caps.isvf; break; } p++; @@ -498,20 +500,21 @@ ark_config_device(struct rte_eth_dev *dev) * Make sure that the packet director, generator and checker are in a * known state */ - ark->start_pg = 0; - ark->pg_running = 0; - ark->pg = ark_pktgen_init(ark->pktgen.v, 0, 1); - if (ark->pg == NULL) - return -1; - ark_pktgen_reset(ark->pg); - ark->pc = ark_pktchkr_init(ark->pktchkr.v, 0, 1); - if (ark->pc == NULL) - return -1; - ark_pktchkr_stop(ark->pc); - ark->pd = ark_pktdir_init(ark->pktdir.v); - if (ark->pd == NULL) - return -1; - + if (!ark->isvf) { + ark->start_pg = 0; + ark->pg_running = 0; + ark->pg = ark_pktgen_init(ark->pktgen.v, 0, 1); + if (ark->pg == NULL) + return -1; + ark_pktgen_reset(ark->pg); + ark->pc = ark_pktchkr_init(ark->pktchkr.v, 0, 1); + if (ark->pc == NULL) + return -1; + ark_pktchkr_stop(ark->pc); + ark->pd = ark_pktdir_init(ark->pktdir.v); + if (ark->pd == NULL) + return -1; + } /* Verify HW */ if (ark_udm_verify(ark->udm.v)) return -1; @@ -533,7 +536,7 @@ ark_config_device(struct rte_eth_dev *dev) mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET); } - if (ark->rqpacing) + if (!ark->isvf && ark->rqpacing) ark_rqp_stats_reset(ark->rqpacing); return 0; @@ -551,8 +554,10 @@ eth_ark_dev_uninit(struct rte_eth_dev *dev) ark->user_ext.dev_uninit(dev, ark->user_data[dev->data->port_id]); - ark_pktgen_uninit(ark->pg); - ark_pktchkr_uninit(ark->pc); + if (!ark->isvf) { + ark_pktgen_uninit(ark->pg); + ark_pktchkr_uninit(ark->pc); + } return 0; } @@ -588,10 +593,10 @@ eth_ark_dev_start(struct rte_eth_dev *dev) dev->rx_pkt_burst = ð_ark_recv_pkts; dev->tx_pkt_burst = ð_ark_xmit_pkts; - if (ark->start_pg) + if (!ark->isvf && ark->start_pg) ark_pktchkr_run(ark->pc); - if (ark->start_pg && !ark->pg_running) { + if (!ark->isvf && ark->start_pg && !ark->pg_running) { pthread_t thread; /* Delay packet generatpr start allow the hardware to be ready @@ -635,7 +640,7 @@ eth_ark_dev_stop(struct rte_eth_dev *dev) ark->user_data[dev->data->port_id]); /* Stop the packet generator */ - if (ark->start_pg && ark->pg_running) { + if (!ark->isvf && ark->start_pg && ark->pg_running) { ark_pktgen_pause(ark->pg); ark->pg_running = 0; } @@ -661,7 +666,7 @@ eth_ark_dev_stop(struct rte_eth_dev *dev) eth_ark_rx_dump_queue(dev, i, __func__); /* Stop the packet checker if it is running */ - if (ark->start_pg) { + if (!ark->isvf && ark->start_pg) { ark_pktchkr_dump_stats(ark->pc); ark_pktchkr_stop(ark->pc); } @@ -974,6 +979,10 @@ eth_ark_check_args(struct ark_adapter *ark, const char *params) goto free_kvlist; } + if (ark->isvf) { + ret = 0; + goto free_kvlist; + } ARK_PMD_LOG(INFO, "packet director set to 0x%x\n", ark->pkt_dir_v); /* Setup the packet director */ ark_pktdir_setup(ark->pd, ark->pkt_dir_v); diff --git a/drivers/net/ark/ark_global.h b/drivers/net/ark/ark_global.h index 3c3a712bc8..748db590c1 100644 --- a/drivers/net/ark/ark_global.h +++ b/drivers/net/ark/ark_global.h @@ -113,6 +113,7 @@ struct ark_adapter { ark_pkt_dir_t pd; int num_ports; + bool isvf; /* Packet generator/checker args */ char pkt_gen_args[ARK_MAX_ARG_LEN]; -- 2.17.1