[dpdk-dev] [PATCH 05/44] event/octeontx2: add event queue config functions

pbhagavatula at marvell.com pbhagavatula at marvell.com
Sat Jun 1 20:53:15 CEST 2019


From: Pavan Nikhilesh <pbhagavatula at marvell.com>

Add default config, setup and release functions for event queues i.e.
SSO GGRPS.

Signed-off-by: Pavan Nikhilesh <pbhagavatula at marvell.com>
---
 drivers/event/octeontx2/otx2_evdev.c | 50 ++++++++++++++++++++++++++++
 drivers/event/octeontx2/otx2_evdev.h | 17 ++++++++++
 2 files changed, 67 insertions(+)

diff --git a/drivers/event/octeontx2/otx2_evdev.c b/drivers/event/octeontx2/otx2_evdev.c
index 923db34a2..e09c6b6bc 100644
--- a/drivers/event/octeontx2/otx2_evdev.c
+++ b/drivers/event/octeontx2/otx2_evdev.c
@@ -142,6 +142,13 @@ sso_lf_cfg(struct otx2_sso_evdev *dev, struct otx2_mbox *mbox,
 	return 0;
 }
 
+static void
+otx2_sso_queue_release(struct rte_eventdev *event_dev, uint8_t queue_id)
+{
+	RTE_SET_USED(event_dev);
+	RTE_SET_USED(queue_id);
+}
+
 static int
 sso_configure_ports(const struct rte_eventdev *event_dev)
 {
@@ -294,10 +301,53 @@ otx2_sso_configure(const struct rte_eventdev *event_dev)
 	return rc;
 }
 
+static void
+otx2_sso_queue_def_conf(struct rte_eventdev *event_dev, uint8_t queue_id,
+			struct rte_event_queue_conf *queue_conf)
+{
+	RTE_SET_USED(event_dev);
+	RTE_SET_USED(queue_id);
+
+	queue_conf->nb_atomic_flows = (1ULL << 20);
+	queue_conf->nb_atomic_order_sequences = (1ULL << 20);
+	queue_conf->event_queue_cfg = RTE_EVENT_QUEUE_CFG_ALL_TYPES;
+	queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
+}
+
+static int
+otx2_sso_queue_setup(struct rte_eventdev *event_dev, uint8_t queue_id,
+		     const struct rte_event_queue_conf *queue_conf)
+{
+	struct otx2_sso_evdev *dev = sso_pmd_priv(event_dev);
+	struct otx2_mbox *mbox = dev->mbox;
+	struct sso_grp_priority *req;
+	int rc;
+
+	sso_func_trace("queue=%d prio=%d", queue_id, queue_conf->priority);
+
+	req = otx2_mbox_alloc_msg_sso_grp_set_priority(dev->mbox);
+	req->grp = queue_id;
+	req->weight = 0xFF;
+	req->affinity = 0xFF;
+	/* Normalize <0-255> to <0-7> */
+	req->priority = queue_conf->priority / 32;
+
+	rc = otx2_mbox_process(mbox);
+	if (rc < 0) {
+		otx2_err("failed to set priority queue=%d", queue_id);
+		return rc;
+	}
+
+	return 0;
+}
+
 /* Initialize and register event driver with DPDK Application */
 static struct rte_eventdev_ops otx2_sso_ops = {
 	.dev_infos_get    = otx2_sso_info_get,
 	.dev_configure    = otx2_sso_configure,
+	.queue_def_conf   = otx2_sso_queue_def_conf,
+	.queue_setup      = otx2_sso_queue_setup,
+	.queue_release    = otx2_sso_queue_release,
 };
 
 static int
diff --git a/drivers/event/octeontx2/otx2_evdev.h b/drivers/event/octeontx2/otx2_evdev.h
index feb4ed6f4..b46402771 100644
--- a/drivers/event/octeontx2/otx2_evdev.h
+++ b/drivers/event/octeontx2/otx2_evdev.h
@@ -18,6 +18,23 @@
 #define OTX2_SSO_MAX_VHGRP                  RTE_EVENT_MAX_QUEUES_PER_DEV
 #define OTX2_SSO_MAX_VHWS                   (UINT8_MAX)
 
+/* SSO LF register offsets (BAR2) */
+#define SSO_LF_GGRP_OP_ADD_WORK0            (0x0ull)
+#define SSO_LF_GGRP_OP_ADD_WORK1            (0x8ull)
+
+#define SSO_LF_GGRP_QCTL                    (0x20ull)
+#define SSO_LF_GGRP_EXE_DIS                 (0x80ull)
+#define SSO_LF_GGRP_INT                     (0x100ull)
+#define SSO_LF_GGRP_INT_W1S                 (0x108ull)
+#define SSO_LF_GGRP_INT_ENA_W1S             (0x110ull)
+#define SSO_LF_GGRP_INT_ENA_W1C             (0x118ull)
+#define SSO_LF_GGRP_INT_THR                 (0x140ull)
+#define SSO_LF_GGRP_INT_CNT                 (0x180ull)
+#define SSO_LF_GGRP_XAQ_CNT                 (0x1b0ull)
+#define SSO_LF_GGRP_AQ_CNT                  (0x1c0ull)
+#define SSO_LF_GGRP_AQ_THR                  (0x1e0ull)
+#define SSO_LF_GGRP_MISC_CNT                (0x200ull)
+
 #define USEC2NSEC(__us)                 ((__us) * 1E3)
 
 enum otx2_sso_lf_type {
-- 
2.21.0



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