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authorNipun Gupta <nipun.gupta@nxp.com>2018-05-04 15:41:26 +0530
committerThomas Monjalon <thomas@monjalon.net>2018-05-08 14:20:39 +0200
commit3298fa4853b87aadce23b91f61b448e4dc0b5a36 (patch)
tree3d10efcce33d34e90bb6e5ac1c3ef8e5a199af7f /drivers/raw
parent91e96999ef7f8ce65bbbd6446e2702d7f4764b5d (diff)
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raw/dpaa2_cmdif: introduce DPAA2 command interface driver
Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com> Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com>
Diffstat (limited to 'drivers/raw')
-rw-r--r--drivers/raw/Makefile1
-rw-r--r--drivers/raw/dpaa2_cmdif/Makefile34
-rw-r--r--drivers/raw/dpaa2_cmdif/dpaa2_cmdif.c137
-rw-r--r--drivers/raw/dpaa2_cmdif/dpaa2_cmdif_logs.h35
-rw-r--r--drivers/raw/dpaa2_cmdif/meson.build7
-rw-r--r--drivers/raw/dpaa2_cmdif/rte_pmd_dpaa2_cmdif_version.map4
-rw-r--r--drivers/raw/meson.build2
7 files changed, 219 insertions, 1 deletions
diff --git a/drivers/raw/Makefile b/drivers/raw/Makefile
index 0f2b076..2eb2787 100644
--- a/drivers/raw/Makefile
+++ b/drivers/raw/Makefile
@@ -6,6 +6,7 @@ include $(RTE_SDK)/mk/rte.vars.mk
# DIRS-$(<configuration>) += <directory>
DIRS-$(CONFIG_RTE_LIBRTE_PMD_SKELETON_RAWDEV) += skeleton_rawdev
ifeq ($(CONFIG_RTE_EAL_VFIO)$(CONFIG_RTE_LIBRTE_FSLMC_BUS),yy)
+DIRS-$(CONFIG_RTE_LIBRTE_PMD_DPAA2_CMDIF_RAWDEV) += dpaa2_cmdif
DIRS-$(CONFIG_RTE_LIBRTE_PMD_DPAA2_QDMA_RAWDEV) += dpaa2_qdma
endif
diff --git a/drivers/raw/dpaa2_cmdif/Makefile b/drivers/raw/dpaa2_cmdif/Makefile
new file mode 100644
index 0000000..5f9b8bf
--- /dev/null
+++ b/drivers/raw/dpaa2_cmdif/Makefile
@@ -0,0 +1,34 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright 2018 NXP
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+#
+# library name
+#
+LIB = librte_pmd_dpaa2_cmdif.a
+
+CFLAGS += -DALLOW_EXPERIMENTAL_API
+CFLAGS += -O3
+CFLAGS += $(WERROR_FLAGS)
+
+CFLAGS += -I$(RTE_SDK)/drivers/bus/fslmc
+CFLAGS += -I$(RTE_SDK)/drivers/bus/fslmc/qbman/include
+
+LDLIBS += -lrte_bus_fslmc
+LDLIBS += -lrte_bus_vdev
+LDLIBS += -lrte_eal
+LDLIBS += -lrte_kvargs
+LDLIBS += -lrte_mempool_dpaa2
+LDLIBS += -lrte_rawdev
+
+EXPORT_MAP := rte_pmd_dpaa2_cmdif_version.map
+
+LIBABIVER := 1
+
+#
+# all source are stored in SRCS-y
+#
+SRCS-$(CONFIG_RTE_LIBRTE_PMD_DPAA2_CMDIF_RAWDEV) += dpaa2_cmdif.c
+
+include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/drivers/raw/dpaa2_cmdif/dpaa2_cmdif.c b/drivers/raw/dpaa2_cmdif/dpaa2_cmdif.c
new file mode 100644
index 0000000..470eb53
--- /dev/null
+++ b/drivers/raw/dpaa2_cmdif/dpaa2_cmdif.c
@@ -0,0 +1,137 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2018 NXP
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include <stdint.h>
+
+#include <rte_bus_vdev.h>
+#include <rte_atomic.h>
+#include <rte_interrupts.h>
+#include <rte_branch_prediction.h>
+#include <rte_lcore.h>
+
+#include <rte_rawdev.h>
+#include <rte_rawdev_pmd.h>
+
+#include <portal/dpaa2_hw_pvt.h>
+#include <portal/dpaa2_hw_dpio.h>
+#include "dpaa2_cmdif_logs.h"
+
+/* Dynamic log type identifier */
+int dpaa2_cmdif_logtype;
+
+/* CMDIF driver name */
+#define DPAA2_CMDIF_PMD_NAME dpaa2_dpci
+
+/* CMDIF driver object */
+static struct rte_vdev_driver dpaa2_cmdif_drv;
+
+static const struct rte_rawdev_ops dpaa2_cmdif_ops;
+
+static int
+dpaa2_cmdif_create(const char *name,
+ struct rte_vdev_device *vdev,
+ int socket_id)
+{
+ struct rte_rawdev *rawdev;
+ struct dpaa2_dpci_dev *cidev;
+
+ /* Allocate device structure */
+ rawdev = rte_rawdev_pmd_allocate(name, sizeof(struct dpaa2_dpci_dev),
+ socket_id);
+ if (!rawdev) {
+ DPAA2_CMDIF_ERR("Unable to allocate rawdevice");
+ return -EINVAL;
+ }
+
+ rawdev->dev_ops = &dpaa2_cmdif_ops;
+ rawdev->device = &vdev->device;
+ rawdev->driver_name = vdev->device.driver->name;
+
+ /* For secondary processes, the primary has done all the work */
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
+
+ cidev = rte_dpaa2_alloc_dpci_dev();
+ if (!cidev) {
+ DPAA2_CMDIF_ERR("Unable to allocate CI device");
+ rte_rawdev_pmd_release(rawdev);
+ return -ENODEV;
+ }
+
+ rawdev->dev_private = cidev;
+
+ return 0;
+}
+
+static int
+dpaa2_cmdif_destroy(const char *name)
+{
+ int ret;
+ struct rte_rawdev *rdev;
+
+ rdev = rte_rawdev_pmd_get_named_dev(name);
+ if (!rdev) {
+ DPAA2_CMDIF_ERR("Invalid device name (%s)", name);
+ return -EINVAL;
+ }
+
+ /* The primary process will only free the DPCI device */
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ rte_dpaa2_free_dpci_dev(rdev->dev_private);
+
+ ret = rte_rawdev_pmd_release(rdev);
+ if (ret)
+ DPAA2_CMDIF_DEBUG("Device cleanup failed");
+
+ return 0;
+}
+
+static int
+dpaa2_cmdif_probe(struct rte_vdev_device *vdev)
+{
+ const char *name;
+ int ret = 0;
+
+ name = rte_vdev_device_name(vdev);
+
+ DPAA2_CMDIF_INFO("Init %s on NUMA node %d", name, rte_socket_id());
+
+ ret = dpaa2_cmdif_create(name, vdev, rte_socket_id());
+
+ return ret;
+}
+
+static int
+dpaa2_cmdif_remove(struct rte_vdev_device *vdev)
+{
+ const char *name;
+ int ret;
+
+ name = rte_vdev_device_name(vdev);
+
+ DPAA2_CMDIF_INFO("Closing %s on NUMA node %d", name, rte_socket_id());
+
+ ret = dpaa2_cmdif_destroy(name);
+
+ return ret;
+}
+
+static struct rte_vdev_driver dpaa2_cmdif_drv = {
+ .probe = dpaa2_cmdif_probe,
+ .remove = dpaa2_cmdif_remove
+};
+
+RTE_PMD_REGISTER_VDEV(DPAA2_CMDIF_PMD_NAME, dpaa2_cmdif_drv);
+
+RTE_INIT(dpaa2_cmdif_init_log);
+
+static void
+dpaa2_cmdif_init_log(void)
+{
+ dpaa2_cmdif_logtype = rte_log_register("pmd.raw.dpaa2.cmdif");
+ if (dpaa2_cmdif_logtype >= 0)
+ rte_log_set_level(dpaa2_cmdif_logtype, RTE_LOG_INFO);
+}
diff --git a/drivers/raw/dpaa2_cmdif/dpaa2_cmdif_logs.h b/drivers/raw/dpaa2_cmdif/dpaa2_cmdif_logs.h
new file mode 100644
index 0000000..5eb0885
--- /dev/null
+++ b/drivers/raw/dpaa2_cmdif/dpaa2_cmdif_logs.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2018 NXP
+ */
+
+#ifndef __DPAA2_CMDIF_LOGS_H__
+#define __DPAA2_CMDIF_LOGS_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <rte_rawdev.h>
+
+extern int dpaa2_cmdif_logtype;
+
+#define DPAA2_CMDIF_LOG(level, fmt, args...) \
+ rte_log(RTE_LOG_ ## level, dpaa2_cmdif_logtype, "%s(): " fmt "\n", \
+ __func__, ##args)
+
+#define DPAA2_CMDIF_FUNC_TRACE() DPAA2_CMDIF_LOG(DEBUG, ">>")
+
+#define DPAA2_CMDIF_DEBUG(fmt, args...) \
+ DPAA2_CMDIF_LOG(DEBUG, fmt, ## args)
+#define DPAA2_CMDIF_INFO(fmt, args...) \
+ DPAA2_CMDIF_LOG(INFO, fmt, ## args)
+#define DPAA2_CMDIF_ERR(fmt, args...) \
+ DPAA2_CMDIF_LOG(ERR, fmt, ## args)
+#define DPAA2_CMDIF_WARN(fmt, args...) \
+ DPAA2_CMDIF_LOG(WARNING, fmt, ## args)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __DPAA2_CMDIF_LOGS_H__ */
diff --git a/drivers/raw/dpaa2_cmdif/meson.build b/drivers/raw/dpaa2_cmdif/meson.build
new file mode 100644
index 0000000..91a77ce
--- /dev/null
+++ b/drivers/raw/dpaa2_cmdif/meson.build
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright 2018 NXP
+
+deps += ['rawdev', 'mempool_dpaa2', 'bus_vdev']
+sources = files('dpaa2_cmdif.c')
+
+allow_experimental_apis = true
diff --git a/drivers/raw/dpaa2_cmdif/rte_pmd_dpaa2_cmdif_version.map b/drivers/raw/dpaa2_cmdif/rte_pmd_dpaa2_cmdif_version.map
new file mode 100644
index 0000000..9b9ab1a
--- /dev/null
+++ b/drivers/raw/dpaa2_cmdif/rte_pmd_dpaa2_cmdif_version.map
@@ -0,0 +1,4 @@
+DPDK_18.05 {
+
+ local: *;
+};
diff --git a/drivers/raw/meson.build b/drivers/raw/meson.build
index 1b298f8..34dfac4 100644
--- a/drivers/raw/meson.build
+++ b/drivers/raw/meson.build
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: BSD-3-Clause
# Copyright 2018 NXP
-drivers = ['skeleton_rawdev', 'dpaa2_qdma']
+drivers = ['skeleton_rawdev', 'dpaa2_cmdif', 'dpaa2_qdma']
std_deps = ['rawdev']
config_flag_fmt = 'RTE_LIBRTE_PMD_@0@_RAWDEV'
driver_name_fmt = 'rte_pmd_@0@'