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From: Jerin Jacob <jerin.jacob@caviumnetworks.com>
To: dev@dpdk.org
Cc: thomas.monjalon@6wind.com, bruce.richardson@intel.com,
harry.van.haaren@intel.com, hemant.agrawal@nxp.com, gage.eads@intel.com,
nipun.gupta@nxp.com, santosh.shukla@caviumnetworks.com,
Jerin Jacob <jerin.jacob@caviumnetworks.com>
Date: Sat, 1 Apr 2017 01:04:35 +0530
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Subject: [dpdk-dev] [PATCH v2 08/38] event/octeontx: add configure function
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X-List-Received-Date: Fri, 31 Mar 2017 19:36:11 -0000
Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Signed-off-by: Santosh Shukla <santosh.shukla@caviumnetworks.com>
Acked-by: Gage Eads <gage.eads@intel.com>
---
v2:
- Improved the timeout accuracy(Gage)
Improved the timeout accuracy by invoking
ssovf_mbox_getwork_tmo_set(edev->min_deq_timeout_ns) in
ssovf_configure if RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT
flag is set
http://dpdk.org/dev/patchwork/patch/21377/
---
drivers/event/octeontx/ssovf_evdev.c | 44 ++++++++++++++++++++++++++++++++++++
drivers/event/octeontx/ssovf_evdev.h | 4 ++++
2 files changed, 48 insertions(+)
diff --git a/drivers/event/octeontx/ssovf_evdev.c b/drivers/event/octeontx/ssovf_evdev.c
index 9608d9c..b66d957 100644
--- a/drivers/event/octeontx/ssovf_evdev.c
+++ b/drivers/event/octeontx/ssovf_evdev.c
@@ -65,6 +65,30 @@ ssovf_mbox_dev_info(struct ssovf_mbox_dev_info *info)
return octeontx_ssovf_mbox_send(&hdr, NULL, 0, info, len);
}
+struct ssovf_mbox_getwork_wait {
+ uint64_t wait_ns;
+};
+
+static int
+ssovf_mbox_getwork_tmo_set(uint32_t timeout_ns)
+{
+ struct octeontx_mbox_hdr hdr = {0};
+ struct ssovf_mbox_getwork_wait tmo_set;
+ uint16_t len = sizeof(struct ssovf_mbox_getwork_wait);
+ int ret;
+
+ hdr.coproc = SSO_COPROC;
+ hdr.msg = SSO_SET_GETWORK_WAIT;
+ hdr.vfid = 0;
+
+ tmo_set.wait_ns = timeout_ns;
+ ret = octeontx_ssovf_mbox_send(&hdr, &tmo_set, len, NULL, 0);
+ if (ret)
+ ssovf_log_err("Failed to set getwork timeout(%d)", ret);
+
+ return ret;
+}
+
static void
ssovf_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *dev_info)
{
@@ -85,10 +109,30 @@ ssovf_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *dev_info)
RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES;
}
+static int
+ssovf_configure(const struct rte_eventdev *dev)
+{
+ struct rte_event_dev_config *conf = &dev->data->dev_conf;
+ struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
+ uint64_t deq_tmo_ns;
+
+ ssovf_func_trace();
+ deq_tmo_ns = conf->dequeue_timeout_ns;
+
+ if (conf->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT) {
+ edev->is_timeout_deq = 1;
+ deq_tmo_ns = edev->min_deq_timeout_ns;
+ }
+ edev->nb_event_queues = conf->nb_event_queues;
+ edev->nb_event_ports = conf->nb_event_ports;
+
+ return ssovf_mbox_getwork_tmo_set(deq_tmo_ns);
+}
/* Initialize and register event driver with DPDK Application */
static const struct rte_eventdev_ops ssovf_ops = {
.dev_infos_get = ssovf_info_get,
+ .dev_configure = ssovf_configure,
};
static int
diff --git a/drivers/event/octeontx/ssovf_evdev.h b/drivers/event/octeontx/ssovf_evdev.h
index b8b89a7..1c36923 100644
--- a/drivers/event/octeontx/ssovf_evdev.h
+++ b/drivers/event/octeontx/ssovf_evdev.h
@@ -115,11 +115,15 @@
#define SSO_GETDOMAINCFG 0x1
#define SSO_IDENTIFY 0x2
#define SSO_GET_DEV_INFO 0x3
+#define SSO_GET_GETWORK_WAIT 0x4
+#define SSO_SET_GETWORK_WAIT 0x5
struct ssovf_evdev {
uint8_t max_event_queues;
uint8_t max_event_ports;
uint8_t is_timeout_deq;
+ uint8_t nb_event_queues;
+ uint8_t nb_event_ports;
uint32_t min_deq_timeout_ns;
uint32_t max_deq_timeout_ns;
int32_t max_num_events;
--
2.5.5