[PATCH v1 2/2] drivers/baseband: update PMDs to expose queue per operation

Nicolas Chautru nicolas.chautru at intel.com
Wed Mar 9 01:22:35 CET 2022


Add support in existing bbdev PMDs for the explicit number of queue
and priority for each operation type configured on the device.

Signed-off-by: Nicolas Chautru <nicolas.chautru at intel.com>
---
 drivers/baseband/acc100/rte_acc100_pmd.c           | 29 +++++++++++++---------
 drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c |  8 ++++++
 drivers/baseband/fpga_lte_fec/fpga_lte_fec.c       |  8 ++++++
 drivers/baseband/la12xx/bbdev_la12xx.c             |  8 +++++-
 4 files changed, 40 insertions(+), 13 deletions(-)

diff --git a/drivers/baseband/acc100/rte_acc100_pmd.c b/drivers/baseband/acc100/rte_acc100_pmd.c
index de7e4bc..49cc9d2 100644
--- a/drivers/baseband/acc100/rte_acc100_pmd.c
+++ b/drivers/baseband/acc100/rte_acc100_pmd.c
@@ -966,6 +966,7 @@
 		struct rte_bbdev_driver_info *dev_info)
 {
 	struct acc100_device *d = dev->data->dev_private;
+	int i;
 
 	static const struct rte_bbdev_op_cap bbdev_capabilities[] = {
 		{
@@ -1061,19 +1062,23 @@
 	/* Read and save the populated config from ACC100 registers */
 	fetch_acc100_config(dev);
 
-	/* This isn't ideal because it reports the maximum number of queues but
-	 * does not provide info on how many can be uplink/downlink or different
-	 * priorities
-	 */
-	dev_info->max_num_queues =
-			d->acc100_conf.q_dl_5g.num_aqs_per_groups *
-			d->acc100_conf.q_dl_5g.num_qgroups +
-			d->acc100_conf.q_ul_5g.num_aqs_per_groups *
-			d->acc100_conf.q_ul_5g.num_qgroups +
-			d->acc100_conf.q_dl_4g.num_aqs_per_groups *
-			d->acc100_conf.q_dl_4g.num_qgroups +
-			d->acc100_conf.q_ul_4g.num_aqs_per_groups *
+	/* Expose number of queues */
+	dev_info->num_queues[RTE_BBDEV_OP_NONE] = 0;
+	dev_info->num_queues[RTE_BBDEV_OP_TURBO_DEC] = d->acc100_conf.q_ul_4g.num_aqs_per_groups *
 			d->acc100_conf.q_ul_4g.num_qgroups;
+	dev_info->num_queues[RTE_BBDEV_OP_TURBO_ENC] = d->acc100_conf.q_dl_4g.num_aqs_per_groups *
+			d->acc100_conf.q_dl_4g.num_qgroups;
+	dev_info->num_queues[RTE_BBDEV_OP_LDPC_DEC] = d->acc100_conf.q_ul_5g.num_aqs_per_groups *
+			d->acc100_conf.q_ul_5g.num_qgroups;
+	dev_info->num_queues[RTE_BBDEV_OP_LDPC_ENC] = d->acc100_conf.q_dl_5g.num_aqs_per_groups *
+			d->acc100_conf.q_dl_5g.num_qgroups;
+	dev_info->queue_priority[RTE_BBDEV_OP_TURBO_DEC] = d->acc100_conf.q_ul_4g.num_qgroups;
+	dev_info->queue_priority[RTE_BBDEV_OP_TURBO_ENC] = d->acc100_conf.q_dl_4g.num_qgroups;
+	dev_info->queue_priority[RTE_BBDEV_OP_LDPC_DEC] = d->acc100_conf.q_ul_5g.num_qgroups;
+	dev_info->queue_priority[RTE_BBDEV_OP_LDPC_ENC] = d->acc100_conf.q_dl_5g.num_qgroups;
+	dev_info->max_num_queues = 0;
+	for (i = RTE_BBDEV_OP_NONE; i < RTE_BBDEV_OP_TYPE_COUNT; i++)
+		dev_info->max_num_queues += dev_info->num_queues[i];
 	dev_info->queue_size_lim = ACC100_MAX_QUEUE_DEPTH;
 	dev_info->hardware_accelerated = true;
 	dev_info->max_dl_queue_priority =
diff --git a/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c b/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
index 15d23d6..f92b59a 100644
--- a/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
+++ b/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
@@ -382,6 +382,14 @@
 		if (hw_q_id != FPGA_INVALID_HW_QUEUE_ID)
 			dev_info->max_num_queues++;
 	}
+	/* Expose number of queue per operation type */
+	dev_info->num_queues[RTE_BBDEV_OP_NONE] = 0;
+	dev_info->num_queues[RTE_BBDEV_OP_TURBO_DEC] = 0;
+	dev_info->num_queues[RTE_BBDEV_OP_TURBO_ENC] = 0;
+	dev_info->num_queues[RTE_BBDEV_OP_LDPC_DEC] = dev_info->max_num_queues / 2;
+	dev_info->num_queues[RTE_BBDEV_OP_LDPC_ENC] = dev_info->max_num_queues / 2;
+	dev_info->queue_priority[RTE_BBDEV_OP_LDPC_DEC] = 1;
+	dev_info->queue_priority[RTE_BBDEV_OP_LDPC_ENC] = 1;
 }
 
 /**
diff --git a/drivers/baseband/fpga_lte_fec/fpga_lte_fec.c b/drivers/baseband/fpga_lte_fec/fpga_lte_fec.c
index 21d3529..56d1baf 100644
--- a/drivers/baseband/fpga_lte_fec/fpga_lte_fec.c
+++ b/drivers/baseband/fpga_lte_fec/fpga_lte_fec.c
@@ -654,6 +654,14 @@ struct __rte_cache_aligned fpga_queue {
 		if (hw_q_id != FPGA_INVALID_HW_QUEUE_ID)
 			dev_info->max_num_queues++;
 	}
+	/* Expose number of queue per operation type */
+	dev_info->num_queues[RTE_BBDEV_OP_NONE] = 0;
+	dev_info->num_queues[RTE_BBDEV_OP_TURBO_DEC] = dev_info->max_num_queues / 2;
+	dev_info->num_queues[RTE_BBDEV_OP_TURBO_ENC] = dev_info->max_num_queues / 2;
+	dev_info->num_queues[RTE_BBDEV_OP_LDPC_DEC] = 0;
+	dev_info->num_queues[RTE_BBDEV_OP_LDPC_ENC] = 0;
+	dev_info->queue_priority[RTE_BBDEV_OP_TURBO_DEC] = 1;
+	dev_info->queue_priority[RTE_BBDEV_OP_TURBO_ENC] = 1;
 }
 
 /**
diff --git a/drivers/baseband/la12xx/bbdev_la12xx.c b/drivers/baseband/la12xx/bbdev_la12xx.c
index 4d1bd16..69f32ee 100644
--- a/drivers/baseband/la12xx/bbdev_la12xx.c
+++ b/drivers/baseband/la12xx/bbdev_la12xx.c
@@ -100,7 +100,13 @@ struct bbdev_la12xx_params {
 	dev_info->capabilities = bbdev_capabilities;
 	dev_info->cpu_flag_reqs = NULL;
 	dev_info->min_alignment = 64;
-
+	dev_info->num_queues[RTE_BBDEV_OP_NONE] = 0;
+	dev_info->num_queues[RTE_BBDEV_OP_TURBO_DEC] = 0;
+	dev_info->num_queues[RTE_BBDEV_OP_TURBO_ENC] = 0;
+	dev_info->num_queues[RTE_BBDEV_OP_LDPC_DEC] = LA12XX_MAX_QUEUES / 2;
+	dev_info->num_queues[RTE_BBDEV_OP_LDPC_ENC] = LA12XX_MAX_QUEUES / 2;
+	dev_info->queue_priority[RTE_BBDEV_OP_LDPC_DEC] = 1;
+	dev_info->queue_priority[RTE_BBDEV_OP_LDPC_ENC] = 1;
 	rte_bbdev_log_debug("got device info from %u", dev->data->dev_id);
 }
 
-- 
1.8.3.1



More information about the dev mailing list