[PATCH v2 26/37] baseband/acc100: allocate ring/queue mem when NULL

Hernan Vargas hernan.vargas at intel.com
Sat Aug 20 04:31:46 CEST 2022


Allocate info ring, tail pointers and HARQ layout memory for a device
only if it hasn't already been allocated.

Signed-off-by: Hernan Vargas <hernan.vargas at intel.com>
---
 drivers/baseband/acc100/rte_acc100_pmd.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/baseband/acc100/rte_acc100_pmd.c b/drivers/baseband/acc100/rte_acc100_pmd.c
index 8898147239..36455d5338 100644
--- a/drivers/baseband/acc100/rte_acc100_pmd.c
+++ b/drivers/baseband/acc100/rte_acc100_pmd.c
@@ -582,7 +582,8 @@ allocate_info_ring(struct rte_bbdev *dev)
 	else
 		reg_addr = &vf_reg_addr;
 	/* Allocate InfoRing */
-	d->info_ring = rte_zmalloc_socket("Info Ring",
+	if (d->info_ring == NULL)
+		d->info_ring = rte_zmalloc_socket("Info Ring",
 			ACC100_INFO_RING_NUM_ENTRIES *
 			sizeof(*d->info_ring), RTE_CACHE_LINE_SIZE,
 			dev->data->socket_id);
@@ -679,7 +680,8 @@ acc100_setup_queues(struct rte_bbdev *dev, uint16_t num_queues, int socket_id)
 	acc100_reg_write(d, reg_addr->ring_size, value);
 
 	/* Configure tail pointer for use when SDONE enabled */
-	d->tail_ptrs = rte_zmalloc_socket(
+	if (d->tail_ptrs == NULL)
+		d->tail_ptrs = rte_zmalloc_socket(
 			dev->device->driver->name,
 			ACC100_NUM_QGRPS * ACC100_NUM_AQS * sizeof(uint32_t),
 			RTE_CACHE_LINE_SIZE, socket_id);
@@ -711,7 +713,8 @@ acc100_setup_queues(struct rte_bbdev *dev, uint16_t num_queues, int socket_id)
 		/* Continue */
 	}
 
-	d->harq_layout = rte_zmalloc_socket("HARQ Layout",
+	if (d->harq_layout == NULL)
+		d->harq_layout = rte_zmalloc_socket("HARQ Layout",
 			ACC100_HARQ_LAYOUT * sizeof(*d->harq_layout),
 			RTE_CACHE_LINE_SIZE, dev->data->socket_id);
 	if (d->harq_layout == NULL) {
-- 
2.37.1



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