[dpdk-dev] [PATCH v4 23/23] event/dlb2: add timeout ticks entry point
Timothy McDaniel
timothy.mcdaniel at intel.com
Thu Oct 29 16:25:17 CET 2020
Adds the timeout ticks conversion function.
Adds announcement of availabililty for the new driver
for Intel Dynamic Load Balancer 2.0 hardware.
Signed-off-by: Timothy McDaniel <timothy.mcdaniel at intel.com>
Reviewed-by: Gage Eads <gage.eads at intel.com>
---
doc/guides/rel_notes/release_20_11.rst | 5 +++++
drivers/event/dlb2/dlb2.c | 13 +++++++++++++
2 files changed, 18 insertions(+)
diff --git a/doc/guides/rel_notes/release_20_11.rst b/doc/guides/rel_notes/release_20_11.rst
index d8ac359..dbce3b1 100644
--- a/doc/guides/rel_notes/release_20_11.rst
+++ b/doc/guides/rel_notes/release_20_11.rst
@@ -55,6 +55,11 @@ New Features
Also, make sure to start the actual text at the margin.
=======================================================
+* **Added a new driver for the Intel Dynamic Load Balancer v2.0 device.**
+
+ Added the new ``dlb2`` eventdev driver for the Intel DLB V2.0 device. See the
+ :doc:`../eventdevs/dlb2` eventdev guide for more details on this new driver.
+
* **Added write combining store APIs.**
Added ``rte_write32_wc`` and ``rte_write32_wc_relaxed`` APIs
diff --git a/drivers/event/dlb2/dlb2.c b/drivers/event/dlb2/dlb2.c
index 4b4719f..dea61fc 100644
--- a/drivers/event/dlb2/dlb2.c
+++ b/drivers/event/dlb2/dlb2.c
@@ -3693,6 +3693,18 @@ dlb2_eventdev_port_release(void *port)
}
}
+static int
+dlb2_eventdev_timeout_ticks(struct rte_eventdev *dev, uint64_t ns,
+ uint64_t *timeout_ticks)
+{
+ RTE_SET_USED(dev);
+ uint64_t cycles_per_ns = rte_get_timer_hz() / 1E9;
+
+ *timeout_ticks = ns * cycles_per_ns;
+
+ return 0;
+}
+
static void
dlb2_entry_points_init(struct rte_eventdev *dev)
{
@@ -3715,6 +3727,7 @@ dlb2_entry_points_init(struct rte_eventdev *dev)
.port_unlink = dlb2_eventdev_port_unlink,
.port_unlinks_in_progress =
dlb2_eventdev_port_unlinks_in_progress,
+ .timeout_ticks = dlb2_eventdev_timeout_ticks,
.dump = dlb2_eventdev_dump,
.xstats_get = dlb2_eventdev_xstats_get,
.xstats_get_names = dlb2_eventdev_xstats_get_names,
--
2.6.4
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