[dpdk-dev] [PATCH 06/11] bus/fslmc: support 32 enq and deq for LX2 platform

[Shreyansh Jain <shreyansh.jain@nxp.com>]

From: Nipun Gupta <nipun.gupta@nxp.com>

Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com>
---
 drivers/bus/fslmc/portal/dpaa2_hw_dpio.c    | 17 ++++++++++++++--
 drivers/bus/fslmc/portal/dpaa2_hw_dpio.h    |  4 ++++
 drivers/bus/fslmc/portal/dpaa2_hw_pvt.h     | 22 ++++++++++++++++-----
 drivers/bus/fslmc/rte_bus_fslmc_version.map |  8 ++++++++
 drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c |  7 ++++---
 drivers/event/dpaa2/dpaa2_eventdev.c        |  4 ++--
 drivers/net/dpaa2/dpaa2_rxtx.c              |  8 ++++----
 7 files changed, 54 insertions(+), 16 deletions(-)

diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
index 76f80b951..ce0699842 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
@@ -53,6 +53,11 @@ static uint32_t io_space_count;
 /* Variable to store DPAA2 platform type */
 uint32_t dpaa2_svr_family;
 
+/* Variable to store DPAA2 DQRR size */
+uint8_t dpaa2_dqrr_size;
+/* Variable to store DPAA2 EQCR size */
+uint8_t dpaa2_eqcr_size;
+
 /*Stashing Macros default for LS208x*/
 static int dpaa2_core_cluster_base = 0x04;
 static int dpaa2_cluster_sz = 2;
@@ -125,7 +130,7 @@ static void dpaa2_affine_dpio_intr_to_respective_core(int32_t dpio_id)
 		 cpu_mask, token);
 	ret = system(command);
 	if (ret < 0)
-		DPAA2_BUS_WARN(
+		DPAA2_BUS_DEBUG(
 			"Failed to affine interrupts on respective core");
 	else
 		DPAA2_BUS_DEBUG(" %s command is executed", command);
@@ -409,6 +414,14 @@ dpaa2_create_dpio_device(int vdev_fd,
 			DPAA2_BUS_DEBUG("LX2160 Platform Detected");
 		}
 		dpaa2_svr_family = (mc_plat_info.svr & 0xffff0000);
+
+		if (dpaa2_svr_family == SVR_LX2160A) {
+			dpaa2_dqrr_size = DPAA2_LX2_DQRR_RING_SIZE;
+			dpaa2_eqcr_size = DPAA2_LX2_EQCR_RING_SIZE;
+		} else {
+			dpaa2_dqrr_size = DPAA2_DQRR_RING_SIZE;
+			dpaa2_eqcr_size = DPAA2_EQCR_RING_SIZE;
+		}
 	}
 
 	if (dpaa2_svr_family == SVR_LX2160A)
@@ -492,7 +505,7 @@ dpaa2_alloc_dq_storage(struct queue_storage_info_t *q_storage)
 
 	for (i = 0; i < NUM_DQS_PER_QUEUE; i++) {
 		q_storage->dq_storage[i] = rte_malloc(NULL,
-			DPAA2_DQRR_RING_SIZE * sizeof(struct qbman_result),
+			dpaa2_dqrr_size * sizeof(struct qbman_result),
 			RTE_CACHE_LINE_SIZE);
 		if (!q_storage->dq_storage[i])
 			goto fail;
diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
index d593eea74..462501a2e 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
@@ -30,6 +30,10 @@ RTE_DECLARE_PER_LCORE(struct dpaa2_io_portal_t, _dpaa2_io);
 
 /* Variable to store DPAA2 platform type */
 extern uint32_t dpaa2_svr_family;
+/* Variable to store DPAA2 DQRR size */
+extern uint8_t dpaa2_dqrr_size;
+/* Variable to store DPAA2 EQCR size */
+extern uint8_t dpaa2_eqcr_size;
 
 extern struct dpaa2_io_portal_t dpaa2_io_portal[RTE_MAX_LCORE];
 
diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h b/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h
index f2eebe65d..ec8f42806 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h
@@ -1,7 +1,7 @@
 /* SPDX-License-Identifier: BSD-3-Clause
  *
  *   Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved.
- *   Copyright 2016 NXP
+ *   Copyright 2016-2018 NXP
  *
  */
 
@@ -31,11 +31,23 @@
 #define VLAN_TAG_SIZE   4 /** < Vlan Header Length */
 #endif
 
-#define MAX_TX_RING_SLOTS	8
-	/** <Maximum number of slots available in TX ring*/
+/* Maximum number of slots available in TX ring */
+#define MAX_TX_RING_SLOTS			32
 
-#define DPAA2_DQRR_RING_SIZE	16
-	/** <Maximum number of slots available in RX ring*/
+/* Maximum number of slots available in RX ring */
+#define DPAA2_EQCR_RING_SIZE		8
+/* Maximum number of slots available in RX ring on LX2 */
+#define DPAA2_LX2_EQCR_RING_SIZE	32
+
+/* Maximum number of slots available in RX ring */
+#define DPAA2_DQRR_RING_SIZE		16
+/* Maximum number of slots available in RX ring on LX2 */
+#define DPAA2_LX2_DQRR_RING_SIZE	32
+
+/* EQCR shift to get EQCR size (2 >> 3) = 8 for LS2/LS2 */
+#define DPAA2_EQCR_SHIFT		3
+/* EQCR shift to get EQCR size for LX2 (2 >> 5) = 32 for LX2 */
+#define DPAA2_LX2_EQCR_SHIFT		5
 
 #define DPAA2_SWP_CENA_REGION		0
 #define DPAA2_SWP_CINH_REGION		1
diff --git a/drivers/bus/fslmc/rte_bus_fslmc_version.map b/drivers/bus/fslmc/rte_bus_fslmc_version.map
index b4a881704..a9cd80ad0 100644
--- a/drivers/bus/fslmc/rte_bus_fslmc_version.map
+++ b/drivers/bus/fslmc/rte_bus_fslmc_version.map
@@ -117,3 +117,11 @@ DPDK_18.05 {
 	rte_dpaa2_memsegs;
 
 } DPDK_18.02;
+
+DPDK_18.11 {
+	global:
+
+	dpaa2_dqrr_size;
+	dpaa2_eqcr_size;
+
+} DPDK_18.05;
diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
index 2a3c61c66..2bfe2514f 100644
--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
@@ -1172,7 +1172,8 @@ dpaa2_sec_enqueue_burst(void *qp, struct rte_crypto_op **ops,
 	swp = DPAA2_PER_LCORE_PORTAL;
 
 	while (nb_ops) {
-		frames_to_send = (nb_ops >> 3) ? MAX_TX_RING_SLOTS : nb_ops;
+		frames_to_send = (nb_ops > dpaa2_eqcr_size) ?
+			dpaa2_eqcr_size : nb_ops;
 
 		for (loop = 0; loop < frames_to_send; loop++) {
 			/*Clear the unused FD fields before sending*/
@@ -1321,8 +1322,8 @@ dpaa2_sec_dequeue_burst(void *qp, struct rte_crypto_op **ops,
 
 	qbman_pull_desc_clear(&pulldesc);
 	qbman_pull_desc_set_numframes(&pulldesc,
-				      (nb_ops > DPAA2_DQRR_RING_SIZE) ?
-				      DPAA2_DQRR_RING_SIZE : nb_ops);
+				      (nb_ops > dpaa2_dqrr_size) ?
+				      dpaa2_dqrr_size : nb_ops);
 	qbman_pull_desc_set_fq(&pulldesc, fqid);
 	qbman_pull_desc_set_storage(&pulldesc, dq_storage,
 				    (dma_addr_t)DPAA2_VADDR_TO_IOVA(dq_storage),
diff --git a/drivers/event/dpaa2/dpaa2_eventdev.c b/drivers/event/dpaa2/dpaa2_eventdev.c
index ea1e5cc67..2831e141e 100644
--- a/drivers/event/dpaa2/dpaa2_eventdev.c
+++ b/drivers/event/dpaa2/dpaa2_eventdev.c
@@ -80,8 +80,8 @@ dpaa2_eventdev_enqueue_burst(void *port, const struct rte_event ev[],
 	swp = DPAA2_PER_LCORE_PORTAL;
 
 	while (nb_events) {
-		frames_to_send = (nb_events >> 3) ?
-			MAX_TX_RING_SLOTS : nb_events;
+		frames_to_send = (nb_events > dpaa2_eqcr_size) ?
+			dpaa2_eqcr_size : nb_events;
 
 		for (loop = 0; loop < frames_to_send; loop++) {
 			const struct rte_event *event = &ev[num_tx + loop];
diff --git a/drivers/net/dpaa2/dpaa2_rxtx.c b/drivers/net/dpaa2/dpaa2_rxtx.c
index ef109a621..89cfd2929 100644
--- a/drivers/net/dpaa2/dpaa2_rxtx.c
+++ b/drivers/net/dpaa2/dpaa2_rxtx.c
@@ -1,7 +1,7 @@
 /* SPDX-License-Identifier: BSD-3-Clause
  *
  *   Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved.
- *   Copyright 2016 NXP
+ *   Copyright 2016-2018 NXP
  *
  */
 
@@ -476,8 +476,7 @@ dpaa2_dev_prefetch_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 		}
 	}
 	swp = DPAA2_PER_LCORE_ETHRX_PORTAL;
-	pull_size = (nb_pkts > DPAA2_DQRR_RING_SIZE) ?
-					       DPAA2_DQRR_RING_SIZE : nb_pkts;
+	pull_size = (nb_pkts > dpaa2_dqrr_size) ? dpaa2_dqrr_size : nb_pkts;
 	if (unlikely(!q_storage->active_dqs)) {
 		q_storage->toggle = 0;
 		dq_storage = q_storage->dq_storage[q_storage->toggle];
@@ -699,7 +698,8 @@ dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 				goto skip_tx;
 		}
 
-		frames_to_send = (nb_pkts >> 3) ? MAX_TX_RING_SLOTS : nb_pkts;
+		frames_to_send = (nb_pkts > dpaa2_eqcr_size) ?
+			dpaa2_eqcr_size : nb_pkts;
 
 		for (loop = 0; loop < frames_to_send; loop++) {
 			if ((*bufs)->seqn) {
-- 
2.17.1