[v3,01/10] event/dsw: add DSW device registration and build system
diff mbox series

Message ID 20180911080216.3017-2-mattias.ronnblom@ericsson.com
State Changes Requested, archived
Delegated to: Jerin Jacob
Headers show
Series
  • A Distributed Software Event Device
Related show

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

Mattias Rönnblom Sept. 11, 2018, 8:02 a.m. UTC
This patch contains the Meson and GNU Make build system extensions
required for the Distributed Event Device, and also the initialization
code for the driver itself.

Signed-off-by: Mattias Rönnblom <mattias.ronnblom@ericsson.com>
---
 config/common_base                            |  5 ++
 drivers/event/Makefile                        |  1 +
 drivers/event/dsw/Makefile                    | 26 ++++++++++
 drivers/event/dsw/dsw_evdev.c                 | 52 +++++++++++++++++++
 drivers/event/dsw/dsw_evdev.h                 | 16 ++++++
 drivers/event/dsw/meson.build                 |  6 +++
 .../event/dsw/rte_pmd_dsw_event_version.map   |  3 ++
 drivers/event/meson.build                     |  2 +-
 mk/rte.app.mk                                 |  1 +
 9 files changed, 111 insertions(+), 1 deletion(-)
 create mode 100644 drivers/event/dsw/Makefile
 create mode 100644 drivers/event/dsw/dsw_evdev.c
 create mode 100644 drivers/event/dsw/dsw_evdev.h
 create mode 100644 drivers/event/dsw/meson.build
 create mode 100644 drivers/event/dsw/rte_pmd_dsw_event_version.map

Comments

Jerin Jacob Sept. 17, 2018, 11:41 a.m. UTC | #1
-----Original Message-----
> Date: Tue, 11 Sep 2018 10:02:07 +0200
> From: Mattias Rönnblom <mattias.ronnblom@ericsson.com>
> To: jerin.jacob@caviumnetworks.com
> CC: bruce.richardson@intel.com, dev@dpdk.org, Mattias Rönnblom
>  <mattias.ronnblom@ericsson.com>
> Subject: [PATCH v3 01/10] event/dsw: add DSW device registration and build
>  system
> X-Mailer: git-send-email 2.17.1
> 
> 
> This patch contains the Meson and GNU Make build system extensions
> required for the Distributed Event Device, and also the initialization
> code for the driver itself.
> 
> Signed-off-by: Mattias Rönnblom <mattias.ronnblom@ericsson.com>

Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>

Patch
diff mbox series

diff --git a/config/common_base b/config/common_base
index 4bcbaf923..c43f5139d 100644
--- a/config/common_base
+++ b/config/common_base
@@ -614,6 +614,11 @@  CONFIG_RTE_LIBRTE_PMD_SKELETON_EVENTDEV_DEBUG=n
 #
 CONFIG_RTE_LIBRTE_PMD_SW_EVENTDEV=y
 
+#
+# Compile PMD for distributed software event device
+#
+CONFIG_RTE_LIBRTE_PMD_DSW_EVENTDEV=y
+
 #
 # Compile PMD for octeontx sso event device
 #
diff --git a/drivers/event/Makefile b/drivers/event/Makefile
index f301d8dc2..03ad1b6cb 100644
--- a/drivers/event/Makefile
+++ b/drivers/event/Makefile
@@ -6,6 +6,7 @@  include $(RTE_SDK)/mk/rte.vars.mk
 
 DIRS-$(CONFIG_RTE_LIBRTE_PMD_SKELETON_EVENTDEV) += skeleton
 DIRS-$(CONFIG_RTE_LIBRTE_PMD_SW_EVENTDEV) += sw
+DIRS-$(CONFIG_RTE_LIBRTE_PMD_DSW_EVENTDEV) += dsw
 DIRS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX_SSOVF) += octeontx
 ifeq ($(CONFIG_RTE_LIBRTE_DPAA_BUS),y)
 DIRS-$(CONFIG_RTE_LIBRTE_PMD_DPAA_EVENTDEV) += dpaa
diff --git a/drivers/event/dsw/Makefile b/drivers/event/dsw/Makefile
new file mode 100644
index 000000000..5cbf488ff
--- /dev/null
+++ b/drivers/event/dsw/Makefile
@@ -0,0 +1,26 @@ 
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2018 Ericsson AB
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+LIB = librte_pmd_dsw_event.a
+
+CFLAGS += -DALLOW_EXPERIMENTAL_API
+CFLAGS += -O3
+CFLAGS += $(WERROR_FLAGS)
+CFLAGS += -Wno-format-nonliteral
+
+LDLIBS += -lrte_eal
+LDLIBS += -lrte_mbuf
+LDLIBS += -lrte_mempool
+LDLIBS += -lrte_ring
+LDLIBS += -lrte_eventdev
+LDLIBS += -lrte_bus_vdev
+
+LIBABIVER := 1
+
+EXPORT_MAP := rte_pmd_dsw_event_version.map
+
+SRCS-$(CONFIG_RTE_LIBRTE_PMD_DSW_EVENTDEV) += dsw_evdev.c
+
+include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/drivers/event/dsw/dsw_evdev.c b/drivers/event/dsw/dsw_evdev.c
new file mode 100644
index 000000000..6990bbc9e
--- /dev/null
+++ b/drivers/event/dsw/dsw_evdev.c
@@ -0,0 +1,52 @@ 
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Ericsson AB
+ */
+
+#include <rte_eventdev_pmd.h>
+#include <rte_eventdev_pmd_vdev.h>
+
+#include "dsw_evdev.h"
+
+#define EVENTDEV_NAME_DSW_PMD event_dsw
+
+static int
+dsw_probe(struct rte_vdev_device *vdev)
+{
+	const char *name;
+	struct rte_eventdev *dev;
+	struct dsw_evdev *dsw;
+
+	name = rte_vdev_device_name(vdev);
+
+	dev = rte_event_pmd_vdev_init(name, sizeof(struct dsw_evdev),
+				      rte_socket_id());
+	if (dev == NULL)
+		return -EFAULT;
+
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return 0;
+
+	dsw = dev->data->dev_private;
+	dsw->data = dev->data;
+
+	return 0;
+}
+
+static int
+dsw_remove(struct rte_vdev_device *vdev)
+{
+	const char *name;
+
+	name = rte_vdev_device_name(vdev);
+	if (name == NULL)
+		return -EINVAL;
+
+	return rte_event_pmd_vdev_uninit(name);
+}
+
+static struct rte_vdev_driver evdev_dsw_pmd_drv = {
+	.probe = dsw_probe,
+	.remove = dsw_remove
+};
+
+RTE_PMD_REGISTER_VDEV(EVENTDEV_NAME_DSW_PMD, evdev_dsw_pmd_drv);
diff --git a/drivers/event/dsw/dsw_evdev.h b/drivers/event/dsw/dsw_evdev.h
new file mode 100644
index 000000000..9a0f4c357
--- /dev/null
+++ b/drivers/event/dsw/dsw_evdev.h
@@ -0,0 +1,16 @@ 
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Ericsson AB
+ */
+
+#ifndef _DSW_EVDEV_H_
+#define _DSW_EVDEV_H_
+
+#include <rte_eventdev.h>
+
+#define DSW_PMD_NAME RTE_STR(event_dsw)
+
+struct dsw_evdev {
+	struct rte_eventdev_data *data;
+};
+
+#endif
diff --git a/drivers/event/dsw/meson.build b/drivers/event/dsw/meson.build
new file mode 100644
index 000000000..275d051c3
--- /dev/null
+++ b/drivers/event/dsw/meson.build
@@ -0,0 +1,6 @@ 
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2018 Ericsson AB
+
+allow_experimental_apis = true
+deps += ['bus_vdev']
+sources = files('dsw_evdev.c')
diff --git a/drivers/event/dsw/rte_pmd_dsw_event_version.map b/drivers/event/dsw/rte_pmd_dsw_event_version.map
new file mode 100644
index 000000000..24bd5cdb3
--- /dev/null
+++ b/drivers/event/dsw/rte_pmd_dsw_event_version.map
@@ -0,0 +1,3 @@ 
+DPDK_18.11 {
+	local: *;
+};
diff --git a/drivers/event/meson.build b/drivers/event/meson.build
index e95119935..4b9fed22b 100644
--- a/drivers/event/meson.build
+++ b/drivers/event/meson.build
@@ -1,7 +1,7 @@ 
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2017 Intel Corporation
 
-drivers = ['dpaa', 'dpaa2', 'octeontx', 'skeleton', 'sw']
+drivers = ['dpaa', 'dpaa2', 'octeontx', 'skeleton', 'sw', 'dsw']
 std_deps = ['eventdev', 'kvargs']
 config_flag_fmt = 'RTE_LIBRTE_@0@_EVENTDEV_PMD'
 driver_name_fmt = 'rte_pmd_@0@_event'
diff --git a/mk/rte.app.mk b/mk/rte.app.mk
index de33883be..682e224eb 100644
--- a/mk/rte.app.mk
+++ b/mk/rte.app.mk
@@ -236,6 +236,7 @@  endif # CONFIG_RTE_LIBRTE_COMPRESSDEV
 ifeq ($(CONFIG_RTE_LIBRTE_EVENTDEV),y)
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_SKELETON_EVENTDEV) += -lrte_pmd_skeleton_event
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_SW_EVENTDEV) += -lrte_pmd_sw_event
+_LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_DSW_EVENTDEV) += -lrte_pmd_dsw_event
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX_SSOVF) += -lrte_pmd_octeontx_ssovf
 ifeq ($(CONFIG_RTE_LIBRTE_DPAA_BUS),y)
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_DPAA_EVENTDEV) += -lrte_pmd_dpaa_event