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From: Hemant Agrawal <hemant.agrawal@nxp.com>
To: dev@dpdk.org,
gakhil@marvell.com,
nicolas.chautru@intel.com
Cc: david.marchand@redhat.com, Hemant Agrawal <hemant.agrawal@nxp.com>,
Nipun Gupta <nipun.gupta@nxp.com>
Date: Tue, 13 Apr 2021 10:47:08 +0530
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Subject: [dpdk-dev] [PATCH v3 1/8] baseband: introduce NXP LA12xx driver
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This patch introduce the baseband device drivers for NXP's
LA1200 series software defined baseband modem.
Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
---
drivers/baseband/la12xx/bbdev_la12xx.c | 109 ++++++++++++++++++
.../baseband/la12xx/bbdev_la12xx_pmd_logs.h | 38 ++++++
drivers/baseband/la12xx/meson.build | 6 +
drivers/baseband/la12xx/version.map | 3 +
drivers/baseband/meson.build | 2 +-
5 files changed, 157 insertions(+), 1 deletion(-)
create mode 100644 drivers/baseband/la12xx/bbdev_la12xx.c
create mode 100644 drivers/baseband/la12xx/bbdev_la12xx_pmd_logs.h
create mode 100644 drivers/baseband/la12xx/meson.build
create mode 100644 drivers/baseband/la12xx/version.map
diff --git a/drivers/baseband/la12xx/bbdev_la12xx.c b/drivers/baseband/la12xx/bbdev_la12xx.c
new file mode 100644
index 0000000000..7050b17728
--- /dev/null
+++ b/drivers/baseband/la12xx/bbdev_la12xx.c
@@ -0,0 +1,109 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2020-2021 NXP
+ */
+
+#include <string.h>
+
+#include <rte_common.h>
+#include <rte_bus_vdev.h>
+#include <rte_malloc.h>
+#include <rte_ring.h>
+#include <rte_kvargs.h>
+
+#include <rte_bbdev.h>
+#include <rte_bbdev_pmd.h>
+
+#include <bbdev_la12xx_pmd_logs.h>
+
+#define DRIVER_NAME baseband_la12xx
+
+RTE_LOG_REGISTER(bbdev_la12xx_logtype, pmd.bb.la12xx, NOTICE);
+
+/* private data structure */
+struct bbdev_la12xx_private {
+ unsigned int max_nb_queues; /**< Max number of queues */
+};
+/* Create device */
+static int
+la12xx_bbdev_create(struct rte_vdev_device *vdev)
+{
+ struct rte_bbdev *bbdev;
+ const char *name = rte_vdev_device_name(vdev);
+
+ PMD_INIT_FUNC_TRACE();
+
+ bbdev = rte_bbdev_allocate(name);
+ if (bbdev == NULL)
+ return -ENODEV;
+
+ bbdev->data->dev_private = rte_zmalloc(name,
+ sizeof(struct bbdev_la12xx_private),
+ RTE_CACHE_LINE_SIZE);
+ if (bbdev->data->dev_private == NULL) {
+ rte_bbdev_release(bbdev);
+ return -ENOMEM;
+ }
+
+ bbdev->dev_ops = NULL;
+ bbdev->device = &vdev->device;
+ bbdev->data->socket_id = 0;
+ bbdev->intr_handle = NULL;
+
+ /* register rx/tx burst functions for data path */
+ bbdev->dequeue_enc_ops = NULL;
+ bbdev->dequeue_dec_ops = NULL;
+ bbdev->enqueue_enc_ops = NULL;
+ bbdev->enqueue_dec_ops = NULL;
+
+ return 0;
+}
+
+/* Initialise device */
+static int
+la12xx_bbdev_probe(struct rte_vdev_device *vdev)
+{
+ const char *name;
+
+ PMD_INIT_FUNC_TRACE();
+
+ if (vdev == NULL)
+ return -EINVAL;
+
+ name = rte_vdev_device_name(vdev);
+ if (name == NULL)
+ return -EINVAL;
+
+ return la12xx_bbdev_create(vdev);
+}
+
+/* Uninitialise device */
+static int
+la12xx_bbdev_remove(struct rte_vdev_device *vdev)
+{
+ struct rte_bbdev *bbdev;
+ const char *name;
+
+ PMD_INIT_FUNC_TRACE();
+
+ if (vdev == NULL)
+ return -EINVAL;
+
+ name = rte_vdev_device_name(vdev);
+ if (name == NULL)
+ return -EINVAL;
+
+ bbdev = rte_bbdev_get_named_dev(name);
+ if (bbdev == NULL)
+ return -EINVAL;
+
+ rte_free(bbdev->data->dev_private);
+
+ return rte_bbdev_release(bbdev);
+}
+
+static struct rte_vdev_driver bbdev_la12xx_pmd_drv = {
+ .probe = la12xx_bbdev_probe,
+ .remove = la12xx_bbdev_remove
+};
+
+RTE_PMD_REGISTER_VDEV(DRIVER_NAME, bbdev_la12xx_pmd_drv);
diff --git a/drivers/baseband/la12xx/bbdev_la12xx_pmd_logs.h b/drivers/baseband/la12xx/bbdev_la12xx_pmd_logs.h
new file mode 100644
index 0000000000..71613a5bac
--- /dev/null
+++ b/drivers/baseband/la12xx/bbdev_la12xx_pmd_logs.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2020 NXP
+ */
+
+#ifndef _BBDEV_LA12XX_PMD_LOGS_H_
+#define _BBDEV_LA12XX_PMD_LOGS_H_
+
+#define BBDEV_LA12XX_PMD_LOG(level, fmt, args...) \
+ rte_log(RTE_LOG_ ## level, bbdev_la12xx_logtype, "bbdev_la12xx: " \
+ fmt "\n", ##args)
+
+#define BBDEV_LA12XX_PMD_DEBUG(fmt, args...) \
+ rte_log(RTE_LOG_DEBUG, bbdev_la12xx_logtype, "bbdev_la12xx: %s(): "\
+ fmt "\n", __func__, ##args)
+
+#define PMD_INIT_FUNC_TRACE() BBDEV_LA12XX_PMD_DEBUG(">>")
+
+#define BBDEV_LA12XX_PMD_CRIT(fmt, args...) \
+ BBDEV_LA12XX_PMD_LOG(CRIT, fmt, ## args)
+#define BBDEV_LA12XX_PMD_INFO(fmt, args...) \
+ BBDEV_LA12XX_PMD_LOG(INFO, fmt, ## args)
+#define BBDEV_LA12XX_PMD_ERR(fmt, args...) \
+ BBDEV_LA12XX_PMD_LOG(ERR, fmt, ## args)
+#define BBDEV_LA12XX_PMD_WARN(fmt, args...) \
+ BBDEV_LA12XX_PMD_LOG(WARNING, fmt, ## args)
+
+/* DP Logs, toggled out at compile time if level lower than current level */
+#define BBDEV_LA12XX_PMD_DP_LOG(level, fmt, args...) \
+ RTE_LOG_DP(level, PMD, fmt, ## args)
+
+#define BBDEV_LA12XX_PMD_DP_DEBUG(fmt, args...) \
+ BBDEV_LA12XX_PMD_DP_LOG(DEBUG, fmt, ## args)
+#define BBDEV_LA12XX_PMD_DP_INFO(fmt, args...) \
+ BBDEV_LA12XX_PMD_DP_LOG(INFO, fmt, ## args)
+#define BBDEV_LA12XX_PMD_DP_WARN(fmt, args...) \
+ BBDEV_LA12XX_PMD_DP_LOG(WARNING, fmt, ## args)
+
+#endif /* _BBDEV_LA12XX_PMD_LOGS_H_ */
diff --git a/drivers/baseband/la12xx/meson.build b/drivers/baseband/la12xx/meson.build
new file mode 100644
index 0000000000..7a017dcffa
--- /dev/null
+++ b/drivers/baseband/la12xx/meson.build
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright 2020-2021 NXP
+
+deps += ['bbdev', 'bus_vdev', 'ring']
+
+sources = files('bbdev_la12xx.c')
diff --git a/drivers/baseband/la12xx/version.map b/drivers/baseband/la12xx/version.map
new file mode 100644
index 0000000000..4a76d1d52d
--- /dev/null
+++ b/drivers/baseband/la12xx/version.map
@@ -0,0 +1,3 @@
+DPDK_21 {
+ local: *;
+};
diff --git a/drivers/baseband/meson.build b/drivers/baseband/meson.build
index 920e3b02ee..ba5b2e570a 100644
--- a/drivers/baseband/meson.build
+++ b/drivers/baseband/meson.build
@@ -5,4 +5,4 @@ if is_windows
subdir_done()
endif
-drivers = ['null', 'turbo_sw', 'fpga_lte_fec', 'fpga_5gnr_fec', 'acc100']
+drivers = ['null', 'turbo_sw', 'fpga_lte_fec', 'fpga_5gnr_fec', 'acc100', 'la12xx']
--
2.17.1