[PATCH v2 06/33] drivers/baseband: convert rte_smp_rmb to fence

[Stephen Hemminger <stephen@networkplumber.org>]

Replace deprecated rte_smp_rmb with equivalent
rte_atomic_thread_fence(rte_memory_order_acquire).

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c |  8 ++++----
 drivers/baseband/fpga_lte_fec/fpga_lte_fec.c       | 12 ++++++------
 2 files changed, 10 insertions(+), 10 deletions(-)

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 45bd171ca7..e804be4cea 100644
--- a/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
+++ b/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
@@ -2662,7 +2662,7 @@ vc_5gnr_dequeue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_e
 		return -1;
 
 	/* make sure the response is read atomically */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 	rte_bbdev_log_debug("DMA response desc %p", desc);
 
@@ -2691,7 +2691,7 @@ agx100_dequeue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_en
 		return -1;
 
 	/* make sure the response is read atomically. */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 	rte_bbdev_log_debug("DMA response desc %p", desc);
 
@@ -2723,7 +2723,7 @@ vc_5gnr_dequeue_ldpc_dec_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_d
 		return -1;
 
 	/* make sure the response is read atomically */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 #ifdef RTE_LIBRTE_BBDEV_DEBUG
 	vc_5gnr_print_dma_dec_desc_debug_info(desc);
@@ -2769,7 +2769,7 @@ agx100_dequeue_ldpc_dec_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_de
 		return -1;
 
 	/* make sure the response is read atomically. */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 #ifdef RTE_LIBRTE_BBDEV_DEBUG
 	agx100_print_dma_dec_desc_debug_info(desc);
diff --git a/drivers/baseband/fpga_lte_fec/fpga_lte_fec.c b/drivers/baseband/fpga_lte_fec/fpga_lte_fec.c
index 04ac445820..cb3f29c10b 100644
--- a/drivers/baseband/fpga_lte_fec/fpga_lte_fec.c
+++ b/drivers/baseband/fpga_lte_fec/fpga_lte_fec.c
@@ -2093,7 +2093,7 @@ dequeue_enc_one_op_cb(struct fpga_queue *q, struct rte_bbdev_enc_op **op,
 		return -1;
 
 	/* make sure the response is read atomically */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 	rte_bbdev_log_debug("DMA response desc %p", desc);
 
@@ -2123,7 +2123,7 @@ dequeue_enc_one_op_tb(struct fpga_queue *q, struct rte_bbdev_enc_op **op,
 		return -1;
 
 	/* Make sure the response is read atomically */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 	/* Verify if done bit in all CBs is set */
 	cbs_in_op = desc->enc_req.cbs_in_op;
@@ -2135,7 +2135,7 @@ dequeue_enc_one_op_tb(struct fpga_queue *q, struct rte_bbdev_enc_op **op,
 	}
 
 	/* Make sure the response is read atomically */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 	for (cb_idx = 0; cb_idx < cbs_in_op; ++cb_idx) {
 		desc = q->ring_addr + ((q->head_free_desc + desc_offset +
@@ -2166,7 +2166,7 @@ dequeue_dec_one_op_cb(struct fpga_queue *q, struct rte_bbdev_dec_op **op,
 		return -1;
 
 	/* make sure the response is read atomically */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 #ifdef RTE_LIBRTE_BBDEV_DEBUG
 	print_dma_dec_desc_debug_info(desc);
@@ -2201,7 +2201,7 @@ dequeue_dec_one_op_tb(struct fpga_queue *q, struct rte_bbdev_dec_op **op,
 		return -1;
 
 	/* Make sure the response is read atomically */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 	/* Verify if done bit in all CBs is set */
 	cbs_in_op = desc->dec_req.cbs_in_op;
@@ -2213,7 +2213,7 @@ dequeue_dec_one_op_tb(struct fpga_queue *q, struct rte_bbdev_dec_op **op,
 	}
 
 	/* Make sure the response is read atomically */
-	rte_smp_rmb();
+	rte_atomic_thread_fence(rte_memory_order_acquire);
 
 	for (cb_idx = 0; cb_idx < cbs_in_op; ++cb_idx) {
 		desc = q->ring_addr + ((q->head_free_desc + desc_offset +
-- 
2.53.0