[dpdk-dev] [PATCH v1 16/27] mempool/octeontx2: add build infra and device probe

[<jerinj@marvell.com>]

From: Jerin Jacob <jerinj@marvell.com>

Add the make and meson based build infrastructure along
with the mempool(NPA) device probe.

Signed-off-by: Jerin Jacob <jerinj@marvell.com>
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
---
 config/common_base                            |  5 ++
 drivers/common/Makefile                       |  3 +
 drivers/mempool/Makefile                      |  1 +
 drivers/mempool/meson.build                   |  2 +-
 drivers/mempool/octeontx2/Makefile            | 36 ++++++++++++
 drivers/mempool/octeontx2/meson.build         | 20 +++++++
 drivers/mempool/octeontx2/otx2_mempool.c      | 57 +++++++++++++++++++
 .../rte_mempool_octeontx2_version.map         |  4 ++
 mk/rte.app.mk                                 |  4 ++
 9 files changed, 131 insertions(+), 1 deletion(-)
 create mode 100644 drivers/mempool/octeontx2/Makefile
 create mode 100644 drivers/mempool/octeontx2/meson.build
 create mode 100644 drivers/mempool/octeontx2/otx2_mempool.c
 create mode 100644 drivers/mempool/octeontx2/rte_mempool_octeontx2_version.map

diff --git a/config/common_base b/config/common_base
index 6b96e0e80..5c090b5ec 100644
--- a/config/common_base
+++ b/config/common_base
@@ -771,6 +771,11 @@ CONFIG_RTE_DRIVER_MEMPOOL_STACK=y
 #
 CONFIG_RTE_LIBRTE_OCTEONTX_MEMPOOL=y
 
+#
+# Compile PMD for octeontx2 npa mempool device
+#
+CONFIG_RTE_LIBRTE_OCTEONTX2_MEMPOOL=y
+
 #
 # Compile librte_mbuf
 #
diff --git a/drivers/common/Makefile b/drivers/common/Makefile
index e7abe210e..05d75568f 100644
--- a/drivers/common/Makefile
+++ b/drivers/common/Makefile
@@ -23,6 +23,9 @@ ifeq ($(CONFIG_RTE_LIBRTE_COMMON_DPAAX),y)
 DIRS-y += dpaax
 endif
 
+OCTEONTX2-y := $(CONFIG_RTE_LIBRTE_OCTEONTX2_MEMPOOL)
+ifeq ($(findstring y,$(OCTEONTX2-y)),y)
 DIRS-y += octeontx2
+endif
 
 include $(RTE_SDK)/mk/rte.subdir.mk
diff --git a/drivers/mempool/Makefile b/drivers/mempool/Makefile
index 28c2e8360..29ef73bf4 100644
--- a/drivers/mempool/Makefile
+++ b/drivers/mempool/Makefile
@@ -13,5 +13,6 @@ endif
 DIRS-$(CONFIG_RTE_DRIVER_MEMPOOL_RING) += ring
 DIRS-$(CONFIG_RTE_DRIVER_MEMPOOL_STACK) += stack
 DIRS-$(CONFIG_RTE_LIBRTE_OCTEONTX_MEMPOOL) += octeontx
+DIRS-$(CONFIG_RTE_LIBRTE_OCTEONTX2_MEMPOOL) += octeontx2
 
 include $(RTE_SDK)/mk/rte.subdir.mk
diff --git a/drivers/mempool/meson.build b/drivers/mempool/meson.build
index 4527d9806..7520e489f 100644
--- a/drivers/mempool/meson.build
+++ b/drivers/mempool/meson.build
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2017 Intel Corporation
 
-drivers = ['bucket', 'dpaa', 'dpaa2', 'octeontx', 'ring', 'stack']
+drivers = ['bucket', 'dpaa', 'dpaa2', 'octeontx', 'octeontx2', 'ring', 'stack']
 std_deps = ['mempool']
 config_flag_fmt = 'RTE_LIBRTE_@0@_MEMPOOL'
 driver_name_fmt = 'rte_mempool_@0@'
diff --git a/drivers/mempool/octeontx2/Makefile b/drivers/mempool/octeontx2/Makefile
new file mode 100644
index 000000000..6fbb6e291
--- /dev/null
+++ b/drivers/mempool/octeontx2/Makefile
@@ -0,0 +1,36 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(C) 2019 Marvell International Ltd.
+#
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+#
+# library name
+#
+LIB = librte_mempool_octeontx2.a
+
+CFLAGS += $(WERROR_FLAGS)
+CFLAGS += -I$(RTE_SDK)/drivers/common/octeontx2
+CFLAGS += -I$(RTE_SDK)/drivers/mempool/octeontx2
+CFLAGS += -I$(RTE_SDK)/drivers/bus/pci
+CFLAGS += -O3
+
+ifneq ($(CONFIG_RTE_ARCH_64),y)
+CFLAGS += -Wno-int-to-pointer-cast
+CFLAGS += -Wno-pointer-to-int-cast
+endif
+
+EXPORT_MAP := rte_mempool_octeontx2_version.map
+
+LIBABIVER := 1
+
+#
+# all source are stored in SRCS-y
+#
+SRCS-$(CONFIG_RTE_LIBRTE_OCTEONTX2_MEMPOOL) += \
+	otx2_mempool.c
+
+LDLIBS += -lrte_eal -lrte_mempool -lrte_mbuf
+LDLIBS += -lrte_common_octeontx2 -lrte_kvargs -lrte_bus_pci
+
+include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/drivers/mempool/octeontx2/meson.build b/drivers/mempool/octeontx2/meson.build
new file mode 100644
index 000000000..ec3c59eef
--- /dev/null
+++ b/drivers/mempool/octeontx2/meson.build
@@ -0,0 +1,20 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(C) 2019 Marvell International Ltd.
+#
+
+sources = files('otx2_mempool.c',
+		)
+
+extra_flags = []
+# This integrated controller runs only on a arm64 machine, remove 32bit warnings
+if not dpdk_conf.get('RTE_ARCH_64')
+	extra_flags += ['-Wno-int-to-pointer-cast', '-Wno-pointer-to-int-cast']
+endif
+
+foreach flag: extra_flags
+	if cc.has_argument(flag)
+		cflags += flag
+	endif
+endforeach
+
+deps += ['eal', 'mbuf', 'kvargs', 'bus_pci', 'common_octeontx2', 'mempool']
diff --git a/drivers/mempool/octeontx2/otx2_mempool.c b/drivers/mempool/octeontx2/otx2_mempool.c
new file mode 100644
index 000000000..fd8e147f5
--- /dev/null
+++ b/drivers/mempool/octeontx2/otx2_mempool.c
@@ -0,0 +1,57 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2019 Marvell International Ltd.
+ */
+
+#include <rte_bus_pci.h>
+#include <rte_common.h>
+#include <rte_eal.h>
+#include <rte_pci.h>
+
+#include "otx2_common.h"
+
+static int
+npa_remove(struct rte_pci_device *pci_dev)
+{
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return 0;
+
+	RTE_SET_USED(pci_dev);
+	return 0;
+}
+
+static int
+npa_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
+{
+	RTE_SET_USED(pci_drv);
+
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return 0;
+
+	RTE_SET_USED(pci_dev);
+	return 0;
+}
+
+static const struct rte_pci_id pci_npa_map[] = {
+	{
+		RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM,
+					PCI_DEVID_OCTEONTX2_RVU_NPA_PF)
+	},
+	{
+		RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM,
+					PCI_DEVID_OCTEONTX2_RVU_NPA_VF)
+	},
+	{
+		.vendor_id = 0,
+	},
+};
+
+static struct rte_pci_driver pci_npa = {
+	.id_table = pci_npa_map,
+	.drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_IOVA_AS_VA,
+	.probe = npa_probe,
+	.remove = npa_remove,
+};
+
+RTE_PMD_REGISTER_PCI(mempool_octeontx2, pci_npa);
+RTE_PMD_REGISTER_PCI_TABLE(mempool_octeontx2, pci_npa_map);
+RTE_PMD_REGISTER_KMOD_DEP(mempool_octeontx2, "vfio-pci");
diff --git a/drivers/mempool/octeontx2/rte_mempool_octeontx2_version.map b/drivers/mempool/octeontx2/rte_mempool_octeontx2_version.map
new file mode 100644
index 000000000..fc8c95e91
--- /dev/null
+++ b/drivers/mempool/octeontx2/rte_mempool_octeontx2_version.map
@@ -0,0 +1,4 @@
+DPDK_19.05 {
+
+	local: *;
+};
diff --git a/mk/rte.app.mk b/mk/rte.app.mk
index 1e9dcd5a1..cd89ccfd5 100644
--- a/mk/rte.app.mk
+++ b/mk/rte.app.mk
@@ -91,6 +91,7 @@ _LDLIBS-$(CONFIG_RTE_LIBRTE_TIMER)          += -lrte_timer
 _LDLIBS-$(CONFIG_RTE_LIBRTE_MEMPOOL)        += -lrte_mempool
 _LDLIBS-$(CONFIG_RTE_LIBRTE_STACK)          += -lrte_stack
 _LDLIBS-$(CONFIG_RTE_DRIVER_MEMPOOL_RING)   += -lrte_mempool_ring
+_LDLIBS-$(CONFIG_RTE_LIBRTE_OCTEONTX2_MEMPOOL) += -lrte_mempool_octeontx2
 _LDLIBS-$(CONFIG_RTE_LIBRTE_RING)           += -lrte_ring
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PCI)            += -lrte_pci
 _LDLIBS-$(CONFIG_RTE_LIBRTE_EAL)            += -lrte_eal
@@ -125,7 +126,10 @@ ifeq ($(CONFIG_RTE_LIBRTE_FSLMC_BUS),y)
 _LDLIBS-$(CONFIG_RTE_LIBRTE_COMMON_DPAAX)   += -lrte_common_dpaax
 endif
 
+OCTEONTX2-y := $(CONFIG_RTE_LIBRTE_OCTEONTX2_MEMPOOL)
+ifeq ($(findstring y,$(OCTEONTX2-y)),y)
 _LDLIBS-y += -lrte_common_octeontx2
+endif
 
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PCI_BUS)        += -lrte_bus_pci
 _LDLIBS-$(CONFIG_RTE_LIBRTE_VDEV_BUS)       += -lrte_bus_vdev
-- 
2.21.0