[dpdk-dev] [PATCH 3/4] event/dpaa2: support event eth adapter

Nipun Gupta nipun.gupta at nxp.com
Tue Oct 10 19:51:26 CEST 2017


Signed-off-by: Nipun Gupta <nipun.gupta at nxp.com>
---
 drivers/event/Makefile               |  4 +-
 drivers/event/dpaa2/Makefile         |  2 +
 drivers/event/dpaa2/dpaa2_eventdev.c | 96 +++++++++++++++++++++++++++++++++++-
 drivers/event/dpaa2/dpaa2_eventdev.h |  8 +++
 4 files changed, 107 insertions(+), 3 deletions(-)

diff --git a/drivers/event/Makefile b/drivers/event/Makefile
index 3f6b898..accba6e 100644
--- a/drivers/event/Makefile
+++ b/drivers/event/Makefile
@@ -31,7 +31,7 @@
 
 include $(RTE_SDK)/mk/rte.vars.mk
 
-core-libs := librte_eal librte_eventdev
+core-libs := librte_eal librte_ether librte_eventdev
 
 DIRS-$(CONFIG_RTE_LIBRTE_PMD_SKELETON_EVENTDEV) += skeleton
 DEPDIRS-skeleton = $(core-libs)
@@ -40,6 +40,6 @@ DEPDIRS-sw = $(core-libs) librte_kvargs librte_ring
 DIRS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX_SSOVF) += octeontx
 DEPDIRS-octeontx = $(core-libs)
 DIRS-$(CONFIG_RTE_LIBRTE_PMD_DPAA2_EVENTDEV) += dpaa2
-DEPDIRS-dpaa2 = $(core-libs) librte_bus_fslmc
+DEPDIRS-dpaa2 = $(core-libs) librte_bus_fslmc librte_pmd_dpaa2
 
 include $(RTE_SDK)/mk/rte.subdir.mk
diff --git a/drivers/event/dpaa2/Makefile b/drivers/event/dpaa2/Makefile
index 3497d09..2d1d7c4 100644
--- a/drivers/event/dpaa2/Makefile
+++ b/drivers/event/dpaa2/Makefile
@@ -45,6 +45,8 @@ CFLAGS += -I$(RTE_SDK)/drivers/bus/fslmc/portal
 CFLAGS += -I$(RTE_SDK)/drivers/mempool/dpaa2
 CFLAGS += -I$(RTE_SDK)/drivers/event/dpaa2
 CFLAGS += -I$(RTE_SDK)/lib/librte_eal/linuxapp/eal
+CFLAGS += -I$(RTE_SDK)/drivers/net/dpaa2
+CFLAGS += -I$(RTE_SDK)/drivers/net/dpaa2/mc
 
 # versioning export map
 EXPORT_MAP := rte_pmd_dpaa2_event_version.map
diff --git a/drivers/event/dpaa2/dpaa2_eventdev.c b/drivers/event/dpaa2/dpaa2_eventdev.c
index 6967741..ca782c3 100644
--- a/drivers/event/dpaa2/dpaa2_eventdev.c
+++ b/drivers/event/dpaa2/dpaa2_eventdev.c
@@ -53,11 +53,14 @@
 #include <rte_memzone.h>
 #include <rte_pci.h>
 #include <rte_vdev.h>
+#include <rte_ethdev.h>
+#include <rte_event_eth_rx_adapter.h>
 
 #include <fslmc_vfio.h>
 #include <dpaa2_hw_pvt.h>
 #include <dpaa2_hw_mempool.h>
 #include <dpaa2_hw_dpio.h>
+#include <dpaa2_ethdev.h>
 #include "dpaa2_eventdev.h"
 #include <portal/dpaa2_hw_pvt.h>
 #include <mc/fsl_dpci.h>
@@ -557,6 +560,92 @@ static void dpaa2_eventdev_process_atomic(struct qbman_swp *swp,
 	RTE_SET_USED(f);
 }
 
+static int
+dpaa2_eventdev_eth_caps_get(const struct rte_eventdev *dev,
+			    const struct rte_eth_dev *eth_dev,
+			    uint32_t *caps)
+{
+	const char *ethdev_driver = eth_dev->device->driver->name;
+
+	PMD_DRV_FUNC_TRACE();
+
+	RTE_SET_USED(dev);
+
+	if (!strcmp(ethdev_driver, "net_dpaa2"))
+		*caps = RTE_EVENT_ETH_RX_ADAPTER_DPAA2_CAP;
+	else
+		*caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
+
+	return 0;
+}
+
+static int
+dpaa2_eventdev_eth_queue_add(const struct rte_eventdev *dev,
+		const struct rte_eth_dev *eth_dev,
+		int32_t rx_queue_id,
+		const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
+{
+	struct dpaa2_eventdev *priv = dev->data->dev_private;
+	uint8_t ev_qid = queue_conf->ev.queue_id;
+	uint16_t dpcon_id = priv->evq_info[ev_qid].dpcon->dpcon_id;
+	int ret;
+
+	PMD_DRV_FUNC_TRACE();
+
+	ret = dpaa2_eth_eventq_attach(eth_dev, rx_queue_id,
+		dpcon_id, queue_conf);
+	if (ret) {
+		PMD_DRV_ERR("dpaa2_eth_eventq_attach failed: ret: %d\n", ret);
+		return ret;
+	}
+	return 0;
+}
+
+static int
+dpaa2_eventdev_eth_queue_del(const struct rte_eventdev *dev,
+			     const struct rte_eth_dev *eth_dev,
+			     int32_t rx_queue_id)
+{
+	int ret;
+
+	PMD_DRV_FUNC_TRACE();
+
+	RTE_SET_USED(dev);
+
+	ret = dpaa2_eth_eventq_detach(eth_dev, rx_queue_id);
+	if (ret) {
+		PMD_DRV_ERR("dpaa2_eth_eventq_detach failed: ret: %d\n", ret);
+		return ret;
+	}
+	return 0;
+
+	return 0;
+}
+
+static int
+dpaa2_eventdev_eth_start(const struct rte_eventdev *dev,
+			 const struct rte_eth_dev *eth_dev)
+{
+	PMD_DRV_FUNC_TRACE();
+
+	RTE_SET_USED(dev);
+	RTE_SET_USED(eth_dev);
+
+	return 0;
+}
+
+static int
+dpaa2_eventdev_eth_stop(const struct rte_eventdev *dev,
+			const struct rte_eth_dev *eth_dev)
+{
+	PMD_DRV_FUNC_TRACE();
+
+	RTE_SET_USED(dev);
+	RTE_SET_USED(eth_dev);
+
+	return 0;
+}
+
 static const struct rte_eventdev_ops dpaa2_eventdev_ops = {
 	.dev_infos_get    = dpaa2_eventdev_info_get,
 	.dev_configure    = dpaa2_eventdev_configure,
@@ -572,7 +661,12 @@ static void dpaa2_eventdev_process_atomic(struct qbman_swp *swp,
 	.port_link        = dpaa2_eventdev_port_link,
 	.port_unlink      = dpaa2_eventdev_port_unlink,
 	.timeout_ticks    = dpaa2_eventdev_timeout_ticks,
-	.dump             = dpaa2_eventdev_dump
+	.dump             = dpaa2_eventdev_dump,
+	.eth_rx_adapter_caps_get = dpaa2_eventdev_eth_caps_get,
+	.eth_rx_adapter_queue_add = dpaa2_eventdev_eth_queue_add,
+	.eth_rx_adapter_queue_del = dpaa2_eventdev_eth_queue_del,
+	.eth_rx_adapter_start = dpaa2_eventdev_eth_start,
+	.eth_rx_adapter_stop = dpaa2_eventdev_eth_stop,
 };
 
 static int
diff --git a/drivers/event/dpaa2/dpaa2_eventdev.h b/drivers/event/dpaa2/dpaa2_eventdev.h
index f79f78a..ae8e07e 100644
--- a/drivers/event/dpaa2/dpaa2_eventdev.h
+++ b/drivers/event/dpaa2/dpaa2_eventdev.h
@@ -74,6 +74,14 @@ enum {
 	DPAA2_EVENT_DPCI_MAX_QUEUES
 };
 
+#define RTE_EVENT_ETH_RX_ADAPTER_DPAA2_CAP \
+		(RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT | \
+		RTE_EVENT_ETH_RX_ADAPTER_CAP_MULTI_EVENTQ | \
+		RTE_EVENT_ETH_RX_ADAPTER_CAP_OVERRIDE_FLOW_ID)
+/**< Ethernet Rx adapter cap to return If the packet transfers from
+ * the ethdev to eventdev with DPAA2 devices.
+ */
+
 struct dpaa2_dpcon_dev {
 	TAILQ_ENTRY(dpaa2_dpcon_dev) next;
 	struct fsl_mc_io dpcon;
-- 
1.9.1



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